2018 U.S. Chess Championships: Round 1-5 video Recap-CBASE PGN

2018 U.S. Chess Championships: Round 1-5 video Recap-CBASE PGN

St. Louis 12 résztvevős amerikai sakkbajnokság.


INFO LIVE RESULTS PGN


U.S. Championship 2018 2018-04-18 – 2018-04-30 rOUND 1-5 US-ch Men 2018, Saint Louis

PGN DOWNLOAD
[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Nakamura, Hikaru”]
[Black “Robson, Ray”]
[Result “1/2-1/2”]
[ECO “C45”]
[WhiteElo “2787”]
[BlackElo “2660”]
[Annotator “TA”]
[PlyCount “65”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 18,65,-13,-29,-11,-71,-59,-90,-45,-38,-42,-47,-35,-67,-40,-53,-25,-30,
-20,-35,-29,-39,-25,-24,-28,-30,-8,-12,-4,-8,-10,-27,-16,-14,-8,-27,-24,-26,
-20,-14,-28,-18,0,0,0,0,0,0,0,-37]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6
5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 a5 {C45: Scotch Game} (8… Bb7 9. c4
Nb6 10. Rh3 Qe6 11. f4 O-O-O 12. a4 d5 13. a5 Nxc4 14. b3 Bb4+ 15. Kf2 Nxa5 16.
Bd2 {1/2-1/2 (73) Nakamura,H (2781)-Carlsen,M (2837) London 2017}) 9. c4 Nb6
10. Nd2 {LiveBook: 3 Games} Qe6 $146 {Black has an edge.} ({Find the
theoretical novelty and annotate with similar games:} 10… d6 11. exd6 Qxe2+
12. Bxe2 cxd6 13. b3 Bb7 14. Bb2 c5 15. O-O a4 16. Rfe1 {1-0 (33) Morozevich,A
(2683)-Jakovenko,D (2714) Moscow 2016}) 11. Nf3 (11. h5 $11) 11… Bb4+ $17 12.
Bd2 Bxd2+ (12… O-O {NOTEXT} 13. h5 Re8 14. O-O-O d5 15. Nd4 Qe7) 13. Nxd2 O-O
14. O-O-O Re8 15. f4 d6 16. Rh3 Qh6 17. Re3 $1 Qxf4 {[#] Strongly threatening .
..Bg4.} 18. Re4 Qg3 $1 {[%cal Rd6e5]} 19. exd6 {[%cal Re4e8]} Be6 20. dxc7 Qxc7
21. Nf3 Nd7 22. Ng5 {[%cal Rg5e6]} Nf8 23. Qf2 Rad8 24. Bd3 h6 25. Nxe6 Rxe6
26. Qf3 Red6 27. Ree1 Rd4 28. g3 Ne6 29. Kb1 h5 {The position is equal.} 30.
Bc2 Rxd1+ 31. Bxd1 g6 32. Bc2 {[#] Threatens to win with Bxg6!} Nd4 33. Qc3 {
Precision: White = 45%, Black = 61%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Onischuk, Alexander”]
[Black “Akobian, Varuzhan”]
[Result “0-1”]
[ECO “A84”]
[WhiteElo “2672”]
[BlackElo “2647”]
[Annotator “TA”]
[PlyCount “50”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 15,50,23,49,49,59,42,65,74,89,52,46,24,26,0,4,29,36,0,23,25,23,13,19,
-100,-92,-42,-42,-45,-34,-67,-35,-138,-43,-41,-51,-331,-324]} 1. d4 e6 2. c4 f5
3. Nc3 Nf6 4. g3 d5 5. Bg2 c6 6. Nh3 Bd6 7. O-O O-O 8. Qc2 {A90: Dutch Defence:
Miscellaneous and Modern Stonewall (with …Bd6)} dxc4 {LiveBook: 3 Games} 9.
e4 {[%cal Be2e4,Be4f5][%mdl 32]} e5 10. exf5 {White is slightly better.} exd4 (
10… Ng4 11. Ne4 b5 12. b3 exd4 13. bxc4 Bxf5 14. cxb5 Kh8 15. bxc6 Ne5 {
1-0 (24) Riazantsev,A (2679)-Reinderman,D (2601) Aix les Bains 2011}) 11. Ne2
c5 $146 ({Predecessor:} 11… b5 12. Nxd4 Qb6 13. Ne6 Bxe6 14. fxe6 Na6 15. Ng5
Rae8 {1/2-1/2 (50) De Jong,J (2424)-Ulybin,M (2538) Alghero 2011}) 12. Qxc4+
Kh8 13. Ng5 {Black must now prevent b4!} (13. b4 $5) 13… Nc6 14. Bf4 Bxf5 15.
Nf7+ {[#]} Rxf7 $1 {[%mdl 512]} 16. Qxf7 Rb8 17. Bxc6 bxc6 18. Rfe1 d3 ({
Much weaker is} 18… Rxb2 $6 {[#]} 19. Nxd4 $1 {[%mdl 512]} cxd4 20. Bxd6 $16)
19. Bxd6 (19. Rad1 $1 $11) 19… Qxd6 $17 20. Nc3 d2 $36 {[%mdl 2048] Black
fights for an advantage.} 21. Re7 {[%csl Ge7][%cal Rf7g7]} Rg8 22. Rxa7 Bg4 23.
Qe7 ({Better is} 23. Re7 $1 $15) 23… Qxe7 (23… Qd3 $17 {Threatens to win
with …Qc2.} 24. Qe5 h6) 24. Rxe7 $15 {Hoping for f3!} Nd5 $1 {[%cal Rd5e7]}
25. Re2 $2 {[%mdl 8192] [#]} (25. f3 $1 $15 Bxf3 26. Rd7) 25… d1=Q+ $1 {
[%mdl 512] Precision: White = 33%, Black = 43%.} 0-1

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Xiong, Jeffery”]
[Black “Izoria, Zviad”]
[Result “1/2-1/2”]
[ECO “A48”]
[WhiteElo “2665”]
[BlackElo “2599”]
[Annotator “TA”]
[PlyCount “124”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 13,124,14,14,0,0,0,47,0,0,0,8,0,0,0,0,0,7,3,41,2,45,13,12,0,18,0,1,0,10,
5,23,35,30,37,31,34,48,38,34,55,57,54,72,74,73,74,78,70,98,106,207,228,239,239,
230,214,239,225,234,228,243,221,196,200,224,41,41,41,41,41,41,41,42,22,22,22,
16,22,22,0,15,8,28,8,27,8,8,8,36,36,36,36,36,36,36,8,29,29,29,8,8,8,8,0,0,0,8,
8,8,8,8,8,8]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 c5 4. dxc5 Qa5 5. a3 Qxc5 6. b4 {
A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} Qc7 7. Bb2 Bg7 {
LiveBook: 47 Games} 8. g3 (8. e3 O-O 9. c4 b6 10. Be2 Bb7 11. O-O d6 12. Rc1
Nbd7 13. Qb3 Rac8 14. Rfd1 Qb8 15. Bf1 Rfd8 16. Nd4 Qa8 17. Ba1 a6 18. Rc2 Rc7
19. Rdc1 Rdc8 20. Ne2 d5 21. Nf4 e6 22. cxd5 Rxc2 23. Rxc2 Nxd5 24. Bxg7 Kxg7 {
1/2-1/2 (52) Bukavshin,I (2657)-Gelfand,B (2731) Moscow 2015}) 8… d6 9. Bg2
b6 10. O-O (10. Ne4 $5 Nxe4 11. Bxg7 $14) 10… Bb7 11. c4 O-O 12. Qb3 Nbd7 13.
Rfd1 $146 ({Find the theoretical novelty and annotate with similar games:} 13.
Rac1 Rac8 {0-1 (44) Rotstein,A (2506)-Naumann,A (2545) Austria 2016}) 13…
Rac8 14. Rac1 a6 15. Nf1 Be4 16. Bh3 h6 17. Ne3 (17. Bxf6 $5 exf6 18. N1d2 $11)
17… e6 18. Bg2 Qb8 19. Ne1 Bxg2 20. N1xg2 {[%cal Be1g2,Bg2h4,Bh4f3][%mdl 32]}
Rc6 21. Nh4 b5 22. Nf3 bxc4 23. Nxc4 Nc5 {[%cal Bd7c5,Bc5a4,Ba4c3][%mdl 32]}
24. Qe3 Na4 25. Bxf6 Bxf6 26. Qxh6 Rfc8 ({Much weaker is} 26… Nc3 27. Rxc3 d5
28. Ng5 $16) 27. Na5 $1 {[%cal Ra5c6]} Rxc1 28. Rxc1 Rxc1+ 29. Qxc1 Nc3 30. Kg2
Qa8 31. Qf4 Kg7 (31… Ne4 $16) 32. Qxd6 $18 Nxe2 {With the idea …Nd4.} 33.
Qc6 $1 {[%cal Rc6a8]} Qxc6 34. Nxc6 {[%mdl 4096] Endgame KBN-KNN} Bb2 {[#]} 35.
a4 $1 Nc3 36. a5 Nd5 37. Ne1 Bc3 38. Nd3 e5 {[#]} 39. Kf3 $2 ({Not} 39. Ncxe5
Nxb4 40. Nxb4 Bxb4 $16) (39. b5 $1 $18) 39… f5 $1 $14 40. Ndxe5 Nxb4 41. Ke3
Nxc6 42. Nxc6 {KB-KN} g5 43. f3 Kf6 44. Kd3 Be1 45. Ke2 Bc3 46. Kd3 Be1 47. Kc4
Ke6 48. Nd4+ Kd7 49. Nxf5 {And now Kd5 would win.} Bxa5 50. Kd5 {aiming for
Nd6.} Bd8 51. Nd6 {Black must now prevent Nb7.} a5 52. Nb7 Bb6 53. Nc5+ Ke7 54.
Kc4 Kf7 55. Kb5 Bc7 56. Nb7 {Strongly threatening Kc6.} Kg6 {The position is
equal.} 57. Kc6 g4 58. f4 Bxf4 59. gxf4 Kf5 60. Nxa5 Kxf4 61. Nc4 g3 62. hxg3+
Kxg3 {Precision: White = 54%, Black = 58%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Zherebukh, Yaroslav”]
[Black “So, Wesley”]
[Result “0-1”]
[ECO “B51”]
[WhiteElo “2640”]
[BlackElo “2786”]
[Annotator “TA”]
[PlyCount “106”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 16,106,25,18,35,16,29,21,37,29,37,33,25,31,37,23,45,18,34,12,36,17,22,
20,16,15,24,-74,-60,-74,-72,-77,-75,-146,-82,-57,-27,-170,-185,-227,-245,-222,
-243,-228,-219,-247,-233,-230,-230,-235,-251,-272,-272,-290,-281,-271,-242,
-250,-256,-270,-265,-264,-254,-224,-203,-199,-192,-194,-185,-241,-233,-234,
-245,-243,-225,-265,-248,-240,-262,-265,-260,-260,-260,-260,-260,-260,-260,
-253,-224,-258,-133,-255,-253]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 (4. d4 a6
5. Bxd7+ Bxd7 6. dxc5 dxc5 7. Nc3 e6 8. Bg5 Be7 9. Bxe7 Qxe7 10. O-O Rd8 11.
Re1 Bc6 12. Qc1 Nf6 13. a4 O-O {0-1 (60) Duda,J (2717)-Nepomniachtchi,I (2729)
Riadh 2017}) 4… Ngf6 5. O-O a6 6. c4 {B51: Sicilian: Moscow Variation (3
Bb5+) without 3…Bd7} g6 7. Nc3 Bg7 8. d3 O-O 9. h3 {LiveBook: 6 Games} b6 10.
Rb1 Bb7 11. Bg5 $146 ({Predecessor:} 11. Be3 e6 {1/2-1/2 (40) Boruchovsky,A
(2542)-Yilmaz,M (2619) Batumi 2018}) 11… h6 12. Be3 Qc7 13. Qd2 Kh7 14. b4
Rac8 15. Rfc1 e6 16. Ne2 Rfd8 17. Ng3 Ba8 18. a3 Nb8 {[%cal Bd7b8,Bb8c6,Bc6d4]
[%mdl 32]} 19. Nh2 Nc6 20. f4 Nd4 21. Rf1 (21. Qf2 $11) 21… b5 $1 $17 {
[%cal Rb5a4]} 22. cxb5 $1 axb5 23. Bd1 Qa7 24. Ra1 {[#]} (24. Kh1 $142) 24…
cxb4 (24… Nf5 $142 $1 {[%cal Rf5e3][%mdl 512]} 25. exf5 Nd5 26. fxg6+ fxg6)
25. Qxb4 Nd7 {White must now prevent …Ne2+!} 26. Kh1 (26. Ra2 $11) 26… Nc2
$1 $36 {[%mdl 2048] Keeping White busy.} 27. Bxa7 Nxb4 28. Rb1 Nxd3 29. Rxb5
Bc6 30. Rb1 Ra8 31. Be3 Rxa3 32. Bf3 h5 33. Ne2 N3c5 34. Bxc5 Nxc5 ({Less
strong is} 34… dxc5 35. e5 $17) 35. e5 Ba4 36. exd6 Rxd6 37. Rbc1 Nb3 38. Rc7
Nd2 39. Re1 Rd7 40. Rxd7 Bxd7 41. Rd1 Ra2 {aiming for …Bb5.} 42. Nc1 (42. Nf1
$142 Nxf3 43. Rxd7) 42… Ra1 43. Nd3 Rxd1+ 44. Bxd1 Ne4 45. Nf3 Bb5 46. Nfe1
h4 47. Kh2 Bc3 48. Bc2 Bd2 49. Nf3 {[#]} Bxd3 $1 50. Bxd3 Bxf4+ 51. Kg1 Be3+
52. Kf1 {[#]} Ng3+ $1 53. Ke1 Kg7 {Precision: White = 48%, Black = 78%.} 0-1

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Lenderman, Aleksandr”]
[Black “Shankland, Samuel”]
[Result “1/2-1/2”]
[ECO “A06”]
[WhiteElo “2599”]
[BlackElo “2671”]
[Annotator “TA”]
[PlyCount “82”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 10,82,-18,-14,29,6,26,6,14,-5,4,-6,-6,-16,0,0,0,0,0,-10,-5,-10,0,0,0,-4,
-4,-2,-2,-22,0,0,0,0,0,-19,-19,-19,-19,-20,-19,-33,-27,-32,-27,-39,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 g6 3. c4 dxc4
4. Na3 Bg7 5. Nxc4 Nc6 6. d3 {LiveBook: 24 Games. A09: Réti Opening: 1 Nf3 d5
2 c4} Nh6 $146 ({Predecessor:} 6… e5 7. Bd2 Nge7 8. b4 Be6 9. Rc1 Nd4 10. Bg2
Bd5 11. e4 Nxf3+ 12. Qxf3 {0-1 (47) Oparin,G (2602)-Mamedyarov,S (2799) Moscow
2017}) 7. Bg2 O-O 8. O-O {White has an edge.} Nf5 9. Bd2 Nd6 10. Nxd6 cxd6 11.
Bc3 Qb6 12. Qa4 d5 13. Bxg7 Kxg7 14. Qa3 Bg4 15. e3 Bxf3 16. Bxf3 e6 17. d4
Rfc8 18. Rfc1 Qb4 19. Qd3 Rc7 20. Rc2 Rac8 {[#] And now …Nxd4 would win.} 21.
Rac1 Qa4 22. Qa3 (22. Qb3 {keeps more tension.} Qxb3 23. axb3 a5 24. Rc5 Kf6
25. e4) 22… Qxa3 23. bxa3 f5 24. Be2 Kf6 25. Kf1 Ke7 26. Ke1 Kd6 27. Kd2 e5 (
27… g5 {is more complex.} 28. Rc5 Rf8 29. Kd3 f4 30. e4 fxg3 31. fxg3 Rf2)
28. dxe5+ {The position is equal.} Nxe5 29. Rxc7 Rxc7 30. Rxc7 Kxc7 $11 {
[%mdl 4096] Endgame KB-KN} 31. Kc3 Kd6 32. f4 Nc6 33. g4 fxg4 34. Bxg4 Kc5 35.
Be6 h6 36. Kd3 g5 37. h3 Kd6 38. Bc8 b6 39. Bb7 Nd8 40. Bc8 Nc6 41. Bb7 Nd8 {
Precision: White = 58%, Black = 59%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Liang, Awonder”]
[Black “Caruana, Fabiano”]
[Result “1/2-1/2”]
[ECO “B31”]
[WhiteElo “2552”]
[BlackElo “2804”]
[Annotator “TA”]
[PlyCount “104”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 21,104,18,24,9,17,0,1,0,13,12,8,0,0,0,11,10,11,11,12,0,0,13,8,0,0,0,22,
0,0,0,0,0,0,0,0,0,48,0,0,-8,0,0,11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6
dxc6 5. d3 Bg7 6. h3 Nf6 7. Nc3 O-O 8. Be3 b6 9. Qd2 e5 10. Bh6 Re8 11. Bxg7 {
B31: Sicilian: 2…Nc6 3 Bb5 g6} Kxg7 {LiveBook: 6 Games} 12. Qe3 Qd6 13. Ne2 (
13. a4 a5 14. b3 Nh5 15. Ne2 Nf4 16. O-O {1/2-1/2 (33) Bergerhoff,R (2472)
-Nogga,U (2470) GER email 2015}) 13… a5 14. O-O $146 ({Predecessor:} 14. Nd2
Nh5 15. Nc4 Qc7 16. a4 Be6 17. b3 Nf4 {0-1 (43) Maier,A (2301)-Speckner,R
(2340) Bayern 2003}) 14… Nh5 15. Nd2 Nf4 16. Nc4 Qc7 17. a4 Be6 18. b3 b5 19.
Nd2 Qd6 20. Nxf4 exf4 21. Qe1 b4 22. Nf3 Qe7 23. Kh2 Qf6 24. g3 g5 25. Rg1 {
aiming for Nxg5!} Kh8 26. gxf4 gxf4 27. Ra2 Qh6 {[%csl Ge6][%cal Rh6h3]} 28.
Ng5 {White threatens Nxf7+! and mate.} Rad8 29. Nxe6 Rxe6 {The position is
equal.} 30. Qe2 Rg6 {( -> …Rxg1)} 31. Raa1 Qg7 (31… Rdg8 {feels hotter.}
32. Rxg6 Rxg6 33. Re1 Rg8 34. e5 Rg6) 32. Qf3 Qe5 33. Rxg6 hxg6 $11 {[%mdl
4096] Endgame KQR-KQR} 34. Rg1 Kg7 35. Rg4 g5 36. Rg2 Rh8 37. Qg4 Kg6 38. f3
Kf6 39. Rg1 Kg6 40. Rg2 Kf6 41. Rg1 Rh6 42. Qd7 Kg7 43. Qd8 Rg6 44. Rg2 Qd4 45.
Qxd4+ ({Avoid the trap} 45. Qxa5 $2 {[#]} g4 $1 $19 {[%mdl 512]}) 45… cxd4 {
KR-KR} 46. Rg4 f6 47. h4 Rh6 {[#]} 48. e5 $1 {[%mdl 512]} Rh5 ({Don’t blunder}
48… fxe5 $2 49. Rxg5+ Kf7 50. Rxe5 $18) 49. exf6+ Kxf6 50. Kh3 Kf5 51. Rxg5+
Rxg5 52. hxg5 Kxg5 {Precision: White = 70%, Black = 77%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Caruana, Fabiano”]
[Black “Lenderman, Aleksandr”]
[Result “1-0”]
[ECO “C18”]
[WhiteElo “2804”]
[BlackElo “2599”]
[Annotator “TA”]
[PlyCount “45”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 15,45,0,5,-10,14,26,16,16,18,22,51,25,71,71,76,79,81,82,84,98,369,386,
357,326,321,320,311,305,1115,1081,1719,1620]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4.
e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 {LiveBook: 209 Games} 9. h4
{C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4} (9. Qd1 b6 10. dxc5 bxc5
11. c4 Ba6 12. cxd5 Bxf1 13. Kxf1 exd5 14. Nf3 Nd7 15. h4 h5 16. Rb1 Ne7 {
1/2-1/2 (47) Najer,E (2699)-Harikrishna,P (2733) Antalya 2017}) 9… Nc6 10. h5
h6 11. Qd1 {The position is equal.} cxd4 $146 ({Find the theoretical novelty
and annotate with similar games:} 11… b6 12. f4 Ba6 13. Bxa6 Qxa6 14. g4 Nge7
15. Ne2 Qc4 {0-1 (38) Moncher,S (2507)-Sinka,I (2548) ICCF email 2003}) 12. Nf3
dxc3 13. Bxc3 g5 14. hxg6 $1 {Strongly threatening Rh4.} Qe4+ 15. Be2 {And now
gxf7 would win.} Qxg6 16. Qd2 $36 {[%mdl 2048] White is in control.} Nge7 17.
Bd3 Qxg2 $2 {[%mdl 8192] [#]} (17… Qg7 $16) 18. Ke2 $1 $18 Qg4 19. Rh4 Qg7 ({
But not} 19… Qg2 $2 20. Rg1 $18) 20. Rg1 Ng6 {[#]} 21. Rf4 $1 {[%mdl 512]}
Nce7 $2 (21… Ke7) (21… Nxf4+ 22. Qxf4) 22. Bb4 a5 23. Rxg6 {Precision:
White = 89%, Black = 20%.} 1-0

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Nakamura, Hikaru”]
[Black “Zherebukh, Yaroslav”]
[Result “1/2-1/2”]
[ECO “C43”]
[WhiteElo “2787”]
[BlackElo “2640”]
[Annotator “TA”]
[PlyCount “65”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 15,65,35,34,13,16,15,9,0,0,7,7,8,12,0,0,0,0,0,33,16,32,7,16,12,33,15,44,
21,18,0,0,0,0,0,7,4,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. d4
Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. O-O Bd6 8. c4 {[%cal Bc2c4,Bc4c5]
[%mdl 32] C43: Petroff Defence: 3 d4} (8. Qh5 Qf6 9. Be3 O-O-O 10. Nc3 Nxc3 11.
bxc3 Qe6 12. Rfe1 f6 13. Bd2 Qg8 14. Rab1 Kb8 15. h3 b6 16. Ba6 {1-0 (41)
Ivanchuk,V (2728)-Giri,A (2772) Tbilisi 2017}) 8… O-O {LiveBook: 4 Games} 9.
c5 Be7 10. Qc2 Bf6 $146 ({Predecessor:} 10… f5 11. Nd2 b6 12. Nb3 Ba4 13. f3
bxc5 14. dxc5 Bxc5+ 15. Kh1 Bb6 16. fxe4 fxe4 17. Rxf8+ Qxf8 {1/2-1/2 (45)
Dunlop,G (2572)-Straka,Z (2577) ICCF email 2016}) 11. Be3 Re8 12. Nd2 {[%cal
Rd2e4]} Bf5 13. Nf3 Bg6 14. Rfe1 Re6 15. Bf4 Qe7 16. Re3 Re8 17. Rae1 c6 18. h3
Qd8 19. b4 a6 20. a4 {[%cal Ba2a4,Ba4b5][%mdl 32]} Bg5 21. Nxg5 Nxg5 {The
position is equal.} 22. Bxg6 (22. Qd2 {looks sharper.} Rxe3 23. Rxe3 Ne6 24.
Be5 Bxd3 25. Qxd3 g6 26. f3) 22… hxg6 23. b5 Rxe3 24. Bxe3 axb5 25. axb5 Ne6
{[#] White must now prevent …Nxd4!} 26. Rb1 f5 27. Qd2 g5 {Threatens to win
with …f4.} 28. f3 g4 29. bxc6 bxc6 30. fxg4 fxg4 31. hxg4 Qh4 32. Qd1 Qh7 33.
Rb3 {Precision: White = 54%, Black = 74%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “So, Wesley”]
[Black “Onischuk, Alexander”]
[Result “1-0”]
[ECO “C84”]
[WhiteElo “2786”]
[BlackElo “2672”]
[Annotator “TA”]
[PlyCount “89”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 20,89,39,40,52,50,43,35,48,45,45,33,56,57,63,62,60,50,48,64,77,70,77,50,
90,77,82,87,127,124,105,128,116,116,128,109,114,125,111,141,133,131,114,118,
110,85,172,172,172,172,170,157,283,279,298,283,319,307,282,247,245,239,587,589,
628,560,4133,2327,2079,1295,1027,1008]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4
Nf6 {[%cal Bg8f6,Bf6d7,Bd7b6][%mdl 32]} 5. O-O Be7 6. d3 d6 7. c3 O-O 8. Re1
Bg4 9. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Nd7 10. h3 Bh5 11. Bc2 {
LiveBook: 11 Games. C87: Closed Ruy Lopez: Steinitz-type lines after 6 Re1 d6}
(11. Nf1 Nc5 12. Bc2 Ne6 13. g4 Bg6 14. Ng3 Ng5 15. Kg2 Nxf3 16. Qxf3 Bg5 17.
Be3 h6 18. Rh1 d5 19. exd5 {1/2-1/2 (53) Ter Sahakyan,S (2601)-Bartel,M (2653)
Gjakova 2016}) 11… Nb6 12. Nf1 d5 13. Ng3 {White is slightly better.} Bg6 14.
Qe2 Re8 $146 ({Predecessor:} 14… d4 15. Nf5 Bf6 16. Bd2 Qd7 17. N3h4 Ne7 18.
Qg4 Nxf5 19. Nxf5 {1-0 (32) Tomashevskaya,L (2221)-Akulova,T (1592) Samara 2015
}) 15. Be3 Qd6 16. Bxb6 cxb6 17. h4 {And now exd5 would win.} h6 18. Bb3 d4 19.
cxd4 Nxd4 20. Nxd4 Qxd4 21. Qg4 Qd6 {[#]} 22. d4 $1 {[%mdl 512] Threatens to
win with dxe5.} Kh8 (22… Qxd4 23. Qxg6) 23. Rad1 Qf6 24. h5 Bh7 25. dxe5 Qxe5
26. Bxf7 Rf8 27. Qe6 $1 {[%cal Re6e5]} Bf6 28. Qxe5 Bxe5 29. Rd7 Rad8 30. Rxd8
Rxd8 31. b3 Rd7 32. Be6 Re7 (32… Rd2 $16) 33. Bd5 $1 $18 Bxg3 34. fxg3 {
[%mdl 4096] Endgame KRB-KRB} Bg8 {aiming for …Bxd5.} 35. Kf2 Be6 (35… Rd7
$16) 36. Bxe6 Rxe6 {KR-KR} 37. Ke3 Kg8 38. Rf1 g6 39. hxg6 Rxg6 40. Rf3 Kg7 $2
(40… Re6 {is tougher.} 41. a4 Kg7) 41. e5 {[%cal Be4e5,Be5e6,Be6e7][%mdl 32]
White is clearly winning.} Rg4 42. Kd3 $1 {[%cal Rd3e3]} b5 43. e6 {
Threatening mate with e7.} Rg6 {[#]} 44. e7 $1 {[%cal Re7e8]} ({Weaker is} 44.
Re3 Kf8 $14) 44… Rd6+ {[#]} 45. Ke2 $1 {Precision: White = 100%, Black = 40%.
} 1-0

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Shankland, Samuel”]
[Black “Xiong, Jeffery”]
[Result “1/2-1/2”]
[ECO “A10”]
[WhiteElo “2671”]
[BlackElo “2665”]
[Annotator “TA”]
[PlyCount “60”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 9,60,2,6,0,0,-3,0,0,7,0,5,10,23,13,20,21,35,9,10,0,9,0,0,0,0,0,0,0,14,0,
6,6,6,6,6,2,4,9,16,13,6,10,15,0,0,0,9,0,0,0,14,0,2]} 1. c4 g6 2. Nc3 c5 3. d4
cxd4 4. Qxd4 Nf6 5. e4 (5. Bf4 Nc6 6. Qd2 d6 7. e4 Bg7 8. Bd3 Ne5 9. Nge2 Nh5
10. Be3 Ng4 11. Bg5 {0-1 (39) Nepomniachtchi,I (2742)-So,W (2810) Saint Louis
2017}) 5… Nc6 {LiveBook: 5 Games} 6. Qe3 {A34: Symmetrical English: 2 Nc3,
lines with …d5} (6. Qd1 {feels hotter.} Bg7 7. Bd3 d6 8. Nge2 O-O 9. O-O)
6… d6 7. Be2 $146 ({Predecessor:} 7. h3 Bg7 8. Bd3 O-O 9. f4 Nd7 10. Nge2 Nc5
11. O-O f5 12. Bb1 fxe4 13. Nxe4 Nxe4 14. Bxe4 {1-0 (21) Moeller,J (1823)
-Zoeller,T (2026) Frankfurt 2010}) 7… Bg7 8. Nf3 Bg4 9. O-O O-O 10. Rb1 Qb6
11. Rd1 Rfc8 12. b3 Nd7 {[#] White must now prevent …Qxe3.} 13. Qd2 Qa5 {
The position is equal.} 14. Bb2 a6 15. a3 Bxf3 16. Bxf3 Nd4 17. Nd5 Nxf3+ 18.
gxf3 Qd8 19. Qg5 Bxb2 20. Rxb2 e6 $132 {[%mdl 2048] Black is not keeping still}
21. Qxd8+ Rxd8 22. Ne3 Nc5 23. b4 Na4 24. Rbd2 Nc3 25. Rc1 Na4 26. Rcd1 Nc3 27.
Rc1 Na4 28. Rcd1 Nc3 29. Rc1 Na4 30. Rcd1 Nc3 {Precision: White = 55%, Black =
80%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Robson, Ray”]
[Black “Izoria, Zviad”]
[Result “1-0”]
[ECO “C65”]
[WhiteElo “2660”]
[BlackElo “2599”]
[Annotator “TA”]
[PlyCount “79”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 19,79,0,0,0,18,21,21,14,18,11,11,13,4,6,13,0,0,0,0,-16,0,0,0,-17,0,0,-4,
-19,97,129,120,141,296,272,300,303,286,280,578,52,77,0,0,0,55,0,0,0,868,868,
868,803,810,0,737,0,731,720,712,711,29992,29993]} 1. e4 e5 2. Nf3 Nc6 3. Bb5
Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3…Nf6),
unusual lines and 4 0-0 Bc5} (6. O-O Qe7 7. h3 Rg8 8. Kh1 Nh5 9. c3 g5 10. Nxe5
g4 11. d4 Bd6 12. g3 Bxe5 13. dxe5 Qxe5 {0-1 (27) Aronian,L (2794)-Kramnik,V
(2800) Berlin 2018}) 6… Be6 7. O-O Nd7 8. Nb3 Bb6 9. Ng5 Bxb3 10. axb3 f6 {
LiveBook: 19 Games} 11. Nf3 O-O $146 ({Predecessor:} 11… Nf8 12. Nd2 Qd7 13.
Nc4 Ne6 {1/2-1/2 (66) Zhang,X (2364)-Shen,Y (2460) Zhongshan 2015}) 12. Nd2 Nc5
13. Nc4 Qd7 14. Kh1 Ne6 15. g3 a6 16. Be3 Bd4 17. Bxd4 Qxd4 18. Qg4 Rae8 19.
Rad1 Qc5 20. Ne3 a5 21. Rde1 Nd4 22. f4 exf4 23. gxf4 Nxc2 {[#]} (23… f5 $11
{remains equal.} 24. Qg2 fxe4 25. dxe4 Kh8) 24. Nf5 $1 $16 {[%csl Gf5][%cal
Rg4g7][%mdl 512]} g6 25. Rc1 {[%mdl 1024] White has strong compensation.} Qb5
$2 (25… Rd8 $16) 26. Rf3 $1 $18 Nb4 (26… Qxb3 27. Rh3 $11) 27. Nh6+ Kh8 28.
Qd7 $1 Nxd3 $2 (28… Nd5 {keeps fighting.}) 29. Rxd3 $2 ({Only move:} 29. Nf5
$1 $18 gxf5 30. Rg1 Nf2+ 31. Rxf2) 29… Rxe4 $14 30. Nf7+ (30. Rg1 $5 {
[%cal Rf4f5]} Re2 31. Nf7+ Kg8 32. Ne5 $1 {[%mdl 512]} (32. Nh6+ Kh8 $11) 32…
Rxe5 33. fxe5 Qxe5 34. Qd4 $18) 30… Kg8 31. Nh6+ Kh8 32. Nf7+ $40 {[%mdl 128]
White has some attack.} (32. Rg1 $14 Re2 33. Nf7+ Kg8 34. Nh6+ Kh8 35. Nf7+ Kg8
{[#]} 36. Ne5 $1 {[%mdl 512]} (36. Nh6+ Kh8 $11) 36… Rxe5 37. fxe5 Qxe5 38.
Qd4) 32… Kg8 $11 33. Nd8 Rfe8 $2 {[%mdl 8192]} (33… Qb4 $11) 34. Qf7+ $18
Kh8 35. Qxf6+ Kg8 36. Qf7+ Kh8 37. Qf6+ Kg8 {[#]} 38. Nf7 $1 {[%cal Rf7h6]
[%mdl 512]} Qh5 39. Ne5 Rf8 40. Rd8 {Precision: White = 57%, Black = 47%.} 1-0

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Akobian, Varuzhan”]
[Black “Liang, Awonder”]
[Result “1-0”]
[ECO “E10”]
[WhiteElo “2647”]
[BlackElo “2552”]
[Annotator “TA”]
[PlyCount “69”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 12,69,0,0,14,9,25,9,43,36,36,36,38,34,46,31,25,29,32,20,27,27,27,36,29,
20,50,50,57,33,53,50,50,54,33,0,34,33,39,33,206,41,35,27,73,0,47,33,50,25,40,
42,37,37,37,37,41,43,606,591]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Nc3
c6 6. Qc2 Be7 7. Bf4 {LiveBook: 116 Games} Be6 {D35: Queen’s Gambit Declined:
Exchange Variation} (7… g6 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. O-O O-O
12. h3 Re8 13. Rfc1 Nb6 14. Qc2 Bd6 15. Bxd6 Qxd6 16. Ne5 Qe7 17. Nd3 Ne4 18.
Ne5 {1/2-1/2 (18) Gareyev,T (2636)-Bruzon Batista,L (2694) Las Vegas 2014}) 8.
h3 Nh5 $146 ({Predecessor:} 8… Bd6 9. Bxd6 Qxd6 10. e3 Nbd7 11. Bd3 b6 12.
O-O O-O 13. Rad1 Rac8 14. Nh4 Rfe8 15. f4 {0-1 (51) Simeonidis,I (2268)-Makka,
E (2061) Kallithea 2002}) 9. Bh2 Bd6 {The position is equal.} (9… Nd7 {
seems wilder.} 10. g4 Nhf6 11. Ng5 Nf8 12. O-O-O h6) 10. Bxd6 Qxd6 11. e3 Nd7
12. Bd3 h6 13. a3 Nhf6 14. Na4 O-O 15. O-O b6 16. Rfc1 Rfc8 17. Ba6 Rc7 18. Nc3
{Black must now prevent Nb5!} b5 19. b4 Ne8 {Threatens to win with …Nb8.} 20.
a4 $1 $36 {[%cal Ba3a4,Ba4b5][%mdl 2080] White has good play.} Qxb4 21. Rcb1 $1
{[%cal Rb1b4]} Qe7 22. axb5 c5 23. dxc5 (23. b6 $5 axb6 24. Nb5 $16) 23… Qxc5
24. Rc1 Nb6 25. Nd4 Nf6 $2 {[#]} ({Black should play} 25… Nd6 $14) 26. Qb3 $2
(26. Nxd5 $1 $18 {[%mdl 512]} Qxc2 (26… Nbxd5 27. Qxc5) 27. Nxf6+ gxf6 28.
Rxc2 (28. Nxc2 Rd8 $16) 28… Rxc2 29. Nxc2) 26… Qd6 27. Na4 Bd7 28. Nc3 (28.
Rxc7 $16 Qxc7 29. Nc3) 28… Re8 29. Rc2 Nh7 30. Rac1 Ng5 31. Nce2 Nc4 32. Nf4
{b6 is the strong threat.} Ne6 33. Ndxe6 Bxe6 34. Qd3 Ree7 $2 {[%mdl 8192] [#]}
(34… Rd8 $14) 35. Rxc4 $1 {[%mdl 512] Precision: White = 57%, Black = 46%.}
1-0

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Onischuk, Alexander”]
[Black “Nakamura, Hikaru”]
[Result “1/2-1/2”]
[ECO “A41”]
[WhiteElo “2672”]
[BlackElo “2787”]
[Annotator “TA”]
[PlyCount “79”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 12,79,57,29,23,17,33,0,18,14,31,-8,-19,-28,-37,-25,0,0,0,0,0,0,0,0,0,0,
0,0,46,48,46,0,91,88,169,74,74,71,83,81,83,76,85,79,70,59,58,50,55,20,55,8,14,
0,53,18,18,20,20,21,30,0,9,0,0,0,8,0,1,0]} 1. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]}
d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nc6 5. d5 Ne5 6. Nxe5 Bxe5 7. g3 {LiveBook: 11
Games. A41: 1 d4 d6: Tartakower System and Modern Defence} h5 (7… c5 8. Bg2
Bg7 9. O-O Nf6 10. Qc2 O-O 11. Re1 e6 12. dxe6 Bxe6 13. Bxb7 Rb8 14. Bg2 Bxc4
15. Bg5 h6 16. Bxf6 Bxf6 17. b3 Qa5 18. Rac1 Qxc3 {1/2-1/2 (18) Lenic,L (2662)
-Nakamura,H (2781) chess.com INT 2018}) 8. Bg5 c5 $146 ({Predecessor:} 8… Nf6
9. Bg2 Bf5 10. Qd2 Qc8 11. h3 Nh7 12. Be3 c5 13. dxc6 bxc6 14. Bd4 Bxd4 15.
Qxd4 Nf6 16. e4 Be6 {1/2-1/2 (16) Muehlbauer,F-Zollstab,J Bayern 1997}) 9. dxc6
{White is slightly better.} bxc6 10. Bg2 Bd7 11. O-O h4 12. Ne4 hxg3 13. hxg3
f6 {[%cal Bf7f6,Bf6f5][%mdl 32]} 14. Be3 {Strongly threatening f4.} f5 15. f4
Bxb2 16. Rb1 $36 {[%mdl 2048] aiming for Nxd6+! White has the initiative.} Bf6
17. Nxf6+ Nxf6 18. Bd4 {Hoping for Bxf6.} O-O 19. c5 Be6 20. Bxc6 Rb8 21. Qa4
Nh5 (21… dxc5 $11 22. Bxc5 Rc8) 22. Kf2 $16 Qc7 (22… dxc5 $16 23. Bxc5 Rc8)
23. cxd6 (23. Bg2 $18 {is more deadly.}) 23… Qxd6 24. Bxa7 Rxb1 25. Rxb1 Nf6
26. Rd1 Qc7 27. Bf3 g5 28. Be3 gxf4 29. gxf4 Kf7 30. Rh1 Rg8 31. Bh5+ Kf8 32.
Bf3 Kf7 $1 33. a3 Bd5 34. Bxd5+ Nxd5 35. Qb3 Qd6 36. Rd1 Rd8 {The position is
equal.} 37. Rh1 Rc8 38. Rd1 Rd8 39. Rh1 Rc8 40. Rd1 {Precision: White = 44%,
Black = 67%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Xiong, Jeffery”]
[Black “Caruana, Fabiano”]
[Result “0-1”]
[ECO “A61”]
[WhiteElo “2665”]
[BlackElo “2804”]
[Annotator “TA”]
[PlyCount “98”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 17,98,23,30,21,15,22,20,20,16,0,10,-9,-2,0,0,-1,0,-7,0,0,-4,-7,-19,-10,
-3,-20,-21,-70,-70,-77,-72,-77,-81,-75,-75,-68,-40,-53,-44,-41,-48,-48,-48,-91,
-91,-91,-89,-91,-73,-63,0,-80,-51,-125,-125,-129,-130,-160,-160,-156,-171,-173,
-141,-200,-157,-164,-159,-276,-286,-285,-289,-275,-291,-270,-277,-297,-264,
-304,-296,-270,-264,-411,-406]} 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 d6 5. Nc3
exd5 6. cxd5 g6 7. Bf4 Bg7 8. e3 {A61: Modern Benoni: Nf3 without early e4} O-O
9. h3 Qe7 {LiveBook: 13 Games} 10. Nd2 {White has an edge.} Nh5 $146 ({
Predecessor:} 10… Nbd7 11. Be2 Ne8 12. O-O Ne5 13. Bh2 f5 14. Qc2 Bd7 15.
Rae1 g5 {1-0 (57) Bocharov,D (2580)-Badmatsyrenov,O (2450) Barnaul 2011}) 11.
Bh2 f5 {[%cal Bf7f5,Bf5f4,Bf4e3,Be3f2][%mdl 32]} 12. Be2 f4 13. O-O {[%cal
Bh1f1,Bf1f2,Bf2e2][%mdl 32]} fxe3 14. Nde4 exf2+ $1 15. Kh1 Bxc3 16. Nxc3 Ng7
17. Bf3 Nd7 18. Rxf2 Ne5 19. Re2 Nf5 {Hoping for …Nd4.} 20. Bxe5 dxe5 21. d6
$1 {[%cal Rd6e7]} Nxd6 22. Qd5+ Nf7 23. Ne4 Rb8 24. Qxc5 Qxc5 25. Nxc5 b6 26.
Ne4 Bf5 27. Nc3 Rbd8 28. a4 a5 29. Bd5 Rfe8 30. Bxf7+ Kxf7 31. Rf1 {White
wants to play g4.} Ke6 {[#] …Bd3 is the strong threat.} 32. Rfe1 Kf6 33. Rf1
Ke6 {aiming for …Bd3.} 34. Rfe1 $1 Kd6 35. Re3 (35. Nb5+ $15 Kd7 36. Re3)
35… Kc6 $17 36. Nb5 Re7 37. g4 Bd3 38. Nc3 Bc4 39. Rc1 {[#] And now Nb5
would win.} Kb7 40. Re4 (40. Kg1 $17) 40… Rd4 41. Kg1 Bb3 42. Kf2 (42. Rce1
$17 Rxe4 43. Rxe4) 42… Rd2+ $19 43. Re2 Rf7+ 44. Ke3 Rd4 45. Nb5 Rdd7 46. Nc3
Rf4 47. Rd2 Rfd4 48. Rf2 Bxa4 49. Rf6 (49. Nxa4 $142 Rxa4 50. Rc3) 49… Bc6 {
Precision: White = 56%, Black = 88%.} 0-1

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Zherebukh, Yaroslav”]
[Black “Robson, Ray”]
[Result “1-0”]
[ECO “D14”]
[WhiteElo “2640”]
[BlackElo “2660”]
[Annotator “TA”]
[PlyCount “101”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 21,101,17,8,6,35,35,33,33,35,28,31,28,24,31,35,25,52,52,56,50,82,79,79,
77,82,81,75,76,76,81,70,68,70,74,66,67,61,58,62,79,114,67,67,58,76,29,33,26,25,
27,21,33,29,14,101,91,107,112,295,285,754,755,1089,1066,29985,29986,29986,
29987,29988,29985,29985,29986,29985,29986,29987,29988,29988,29987,29989,29988,
29988,29989]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 Bf5
7. e3 e6 8. Qb3 Bb4 9. Ne5 {D14: Slav Defence: Exchange variation with …Bf5}
Bxc3+ 10. bxc3 Nxe5 11. Bxe5 O-O {LiveBook: 10 Games} 12. Rc1 Ne4 $146 ({
Predecessor:} 12… Rc8 13. Qxb7 Ne4 14. f3 Qh4+ 15. g3 Qh6 16. Bf4 g5 {
1-0 (52) Gajewski,G (2588)-Matlakov,M (2707) Batumi 2018}) 13. h4 f6 14. Bh2 $1
Qd7 15. Bb5 Qe7 16. Be2 Rac8 17. f3 Nd6 18. Qa3 Rc6 19. c4 Ra6 20. Bxd6 Qxd6
21. Qxd6 Rxd6 22. c5 Rc6 23. g4 Bg6 24. h5 Be8 25. Kd2 b6 26. Bb5 Rc8 27. Ba6
Rc6 28. Bd3 bxc5 29. Rxc5 Rxc5 30. dxc5 $14 {[%mdl 4096] Endgame KRB-KRB} h6
31. Rb1 {aiming for Rb7.} Bc6 32. f4 Kf7 33. Kc3 Ke7 34. Rb3 Ra8 $1 35. Ra3 a5
36. Rb3 Kd7 37. Rb6 e5 {[#]} (37… Kc7 $11 {remains equal.}) 38. fxe5 $1 $16
fxe5 {[#]} 39. a4 $1 {[%cal Ba2a4,Ba4b5][%mdl 32]} Kc7 $2 (39… Bxa4 $16 40.
Rd6+ Kc7) 40. Bb5 $18 Bxb5 $2 (40… Bd7 41. g5 Rh8) 41. axb5 {KR-KR} a4 42.
Rg6 Ra5 43. Rxg7+ {White mates.} Kd8 44. Kb4 a3 45. Kxa5 {KR-KP} a2 46. Kb6
a1=Q 47. c6 {[%cal Bc5c6,Bc6c7][%mdl 32]} Ke8 48. c7 {[%cal Rc7c8]} Kf8 49. Rh7
{[%cal Rc7c8]} Kg8 50. Rd7 {[%cal Rc7c8]} Qc3 51. Kb7 {Precision: White = 86%,
Black = 42%.} 1-0

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Izoria, Zviad”]
[Black “Shankland, Samuel”]
[Result “0-1”]
[ECO “D41”]
[WhiteElo “2599”]
[BlackElo “2671”]
[Annotator “TA RC”]
[PlyCount “68”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 19,68,-13,14,12,24,0,18,27,43,43,63,15,17,7,18,18,29,0,14,0,26,24,17,15,
12,9,14,3,12,0,0,-24,0,0,0,0,0,-10,-8,-8,-8,-8,0,-92,-33,-117,-114,-260,-256,
-717,-710]} 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 Nxd5 5. Nf3 c5 6. e3 cxd4 7.
exd4 Nxc3 8. bxc3 Qc7 9. Bb2 Nd7 10. Bd3 Be7 11. O-O {D41: Queen’s Gambit
Declined: Semi-Tarrasch with 5 cxd5} b6 $146 ({Predecessor:} 11… O-O 12. Re1
b6 13. a4 Bb7 14. Qe2 Bf6 15. h4 Rfd8 16. c4 Bxf3 17. Qxf3 Rac8 18. h5 Nc5 19.
dxc5 Bxb2 20. cxb6 axb6 {1-0 (61) Goh,W (2319)-Roiz,M (2544) playchess.com INT
2004}) 12. d5 {Black must now prevent dxe6.} O-O 13. dxe6 {The position is
equal.} fxe6 14. Qc2 h6 15. Bh7+ Kh8 16. Be4 Rb8 17. c4 Bf6 18. Ba3 Nc5 19.
Rad1 Bd7 20. Bxc5 bxc5 21. Rb1 Rb4 22. Qe2 Rfb8 23. Bc2 Rxb1 24. Bxb1 Kg8 25.
h4 Kf8 26. Qe3 Rb2 27. g4 {And now g5 would win.} Qd6 28. g5 hxg5 29. hxg5 Bd4
$36 {[%mdl 2048] Black has some pressure.} 30. Nxd4 Qxd4 31. Be4 (31. Qf3+ $11
{keeps the balance.} Ke7 32. Bg6) 31… Rxa2 (31… Ke7 $1 $17 {…Qxe3 is the
strong threat.} 32. Qf3 Rxa2) 32. Qf3+ {[#]} (32. Qxd4 $15 cxd4 33. Rb1) 32…
Ke7 $1 $17 33. Rd1 {[#]} (33. Bc6 $17 {keeps fighting.}) 33… Ra1 $1 $19 {
[%cal Ra1d1]} ({Not} 33… Rd2 34. Rb1 $15) 34. Bb1 $2 {[#]} (34. Rxa1 Qxa1+
35. Kg2) 34… Bc6 $1 {[%mdl 512] Precision: White = 22%, Black = 66%.} 0-1

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Lenderman, Aleksandr”]
[Black “Akobian, Varuzhan”]
[Result “1/2-1/2”]
[ECO “D37”]
[WhiteElo “2599”]
[BlackElo “2647”]
[Annotator “TA”]
[PlyCount “137”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 20,136,37,31,36,38,43,44,41,35,47,32,49,27,35,25,39,29,36,12,15,11,9,19,
8,19,26,37,54,50,50,18,35,36,27,33,23,27,48,33,52,32,35,14,19,18,18,16,15,14,
14,14,14,14,14,16,15,18,22,14,16,14,12,12,17,17,18,17,19,20,26,10,23,8,8,8,15,
15,15,15,15,15,16,8,8,8,8,8,8,8,4133,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,236,
236,185,236,236,239,239,263,263]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 a6 5.
cxd5 exd5 6. Bg5 Be7 7. e3 c6 8. Qc2 Nbd7 9. Bd3 O-O 10. O-O h6 {D61: Queen’s
Gambit Declined: Classical: 7 Qc2} 11. Bh4 {LiveBook: 13 Games} Nh5 12. Bxe7
Qxe7 {White is slightly better.} 13. Rfe1 Nhf6 (13… Re8 14. e4 dxe4 15. Rxe4
Qf8 16. Rxe8 Qxe8 17. Re1 Qd8 18. d5 Nhf6 19. dxc6 bxc6 {1/2-1/2 (62) Grischuk,
A (2752)-Aronian,L (2784) chess.com INT 2016}) 14. Rab1 $146 ({Find the
theoretical novelty and annotate with similar games:} 14. Rad1 Qd6 15. h3 {
0-1 (30) Cooke,E (2253)-Werner,D (2346) Budapest 2007}) 14… Qd6 15. b4 Re8
16. a4 a5 17. bxa5 Rxa5 18. Nd2 Ra8 19. Nb3 b6 20. Rec1 Ba6 21. Bf5 c5 22. Rd1
cxd4 23. Nxd4 Nc5 24. Qb2 Rab8 25. Qa3 (25. Bc2 {NOTEXT} Ng4 26. Nf3 Nf6 27. h3
Bc4 28. Nd4) 25… Red8 26. Ncb5 Bxb5 $1 27. Nxb5 Qf8 28. Qb4 Ra8 29. Bc2 Ne6
30. Qb2 Rdc8 31. Bf5 Rxa4 32. Nc3 Rac4 33. Nxd5 Nxd5 34. Rxd5 Rb4 35. Qa2 Ra8
36. Qc2 Rc8 37. Qd1 Rxb1 38. Qxb1 Rc6 39. g3 Rd6 40. Qd1 Rxd5 41. Qxd5 Qe8 42.
Kf1 Nc7 43. Qd4 Qb5+ 44. Bd3 Qd5 45. Qc3 Ne8 46. e4 (46. Bc4 {NOTEXT} Qc5 47.
Qd3 Kf8 48. Kg2 Nd6 49. Bd5) 46… Qc5 47. Qxc5 (47. Qc2 {NOTEXT} Kf8 48. f4 f6
49. Kg2 Ke7 50. Kf3) 47… bxc5 $11 {[%mdl 4096] Endgame KB-KN} 48. Ke2 f6 49.
f4 Kf7 50. Bc4+ Ke7 51. e5 g5 52. Kf3 gxf4 53. gxf4 fxe5 54. fxe5 Nf6 $2 {
[%mdl 8192] [#]} (54… Nc7 $11) 55. h4 $2 (55. exf6+ $18 Kxf6 56. Be2) 55…
Nd7 56. Ke4 Nb6 57. Bg8 Kf8 58. Ba2 Ke7 59. Bg8 Kf8 60. Bb3 Ke7 61. h5 c4 62.
Bd1 Nd7 63. Kd4 c3 64. Bb3 (64. Kd5 {NOTEXT} Nb8 65. Ba4 Na6 66. Kc4 Ke6 67.
Kd4) 64… c2 $2 (64… Nb8 $11) 65. Bxc2 $18 Nxe5 66. Kxe5 {[#] White
threatens Bb3 and mate.} Kf7 67. Kf5 Kg7 68. Ke6 Kh8 69. Kf7 $2 {Precision:
White = 57%, Black = 66%.} (69. Bd1 Kh7 70. Bg4) 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Liang, Awonder”]
[Black “So, Wesley”]
[Result “1/2-1/2”]
[ECO “C03”]
[WhiteElo “2552”]
[BlackElo “2786”]
[Annotator “TA”]
[PlyCount “113”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 20,113,15,10,15,21,14,13,21,0,20,19,22,0,0,0,30,24,62,0,0,0,0,-14,20,14,
16,20,9,17,16,18,12,12,97,87,119,116,143,141,145,110,114,92,81,36,33,25,37,22,
65,61,75,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,8,0,0,0]} 1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. Qe2 O-O
7. Ngf3 {C03: French Tarrasch: Unusual Black 3rd moves} a5 8. O-O Na6 9. e5 Nd7
10. c4 Ndxc5 11. Bb1 {LiveBook: 35 Games} d4 12. Rd1 d3 13. Qe3 {[#]} b6 $146 (
{Predecessor:} 13… Nb4 14. Ne4 {1-0 (56) Vachier Lagrave,M (2458)-Baklan,V
(2595) Paris 2004}) 14. Ne1 {[%cal Re1d3]} Bb7 15. Nxd3 Qc7 16. Nf4 Rfd8 17.
Re1 Bg5 18. Nf1 Nb4 {[#] White must now prevent …Nbd3!} 19. Qg3 (19. Qh3 $1
$14 h6 20. Qg3) 19… Bxf4 $1 $11 20. Bxf4 {White wants to play Bg5.} Nbd3 21.
Re3 {[%cal Rb1d3]} Ne4 22. Qh4 Qxc4 23. Bg5 Rd4 24. Bxd3 $40 {[%mdl 128] Black
needs to defend precisely.} Nxg5 25. Bxc4 Rxh4 26. Be2 Rc8 (26… Rb4 $11) 27.
Rb3 $16 Re4 28. Ne3 Rb4 29. Rxb4 axb4 30. Rd1 h6 31. h4 Ne4 32. Bf3 Nc5 33.
Bxb7 Nxb7 $14 {[%mdl 4096] Endgame KRN-KRN} 34. Rd4 b3 35. axb3 Na5 36. b4 (36.
Rb4 $16) 36… Rc1+ $1 $11 {The position is equal.} 37. Kh2 Nc6 38. Rc4 Rxc4
39. Nxc4 {KN-KN} b5 $1 {[%cal Rb5c4]} 40. Nd6 Nxb4 41. Nxb5 Nd3 42. Kg3 Nxb2
43. f4 h5 44. Nd6 Kf8 45. Kf3 Nd3 46. Ke4 Nf2+ 47. Kf3 Ng4 48. Ke4 Nh6 49. f5
Ke7 50. Kf4 Ng4 51. fxe6 Kxe6 52. Nf5 g6 53. Nd4+ Kd5 54. Nf3 Nf2 55. Kg5 {
[#] Kf6 is the strong threat.} Ke6 56. Kf4 Kd5 57. Kg5 {Precision: White = 67%,
Black = 69%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Caruana, Fabiano”]
[Black “Izoria, Zviad”]
[Result “0-1”]
[ECO “C54”]
[WhiteElo “2804”]
[BlackElo “2599”]
[Annotator “TA”]
[PlyCount “162”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 23,162,0,0,0,18,0,0,0,27,29,25,0,18,22,22,38,45,25,27,18,18,18,22,-10,0,
0,0,0,-1,-12,-18,-8,-4,-27,-28,-31,-26,-21,-16,-22,-19,-24,0,-1,0,0,0,0,0,-94,
0,-37,-28,-32,-19,-14,-3,-14,-26,-56,-30,-22,-10,-45,-17,-60,-21,-70,-24,-30,
-27,-24,0,-11,3,0,0,5,37,27,27,18,27,10,44,10,10,14,13,8,15,0,0,0,11,0,0,0,7,8,
0,0,8,0,0,0,0,0,0,0,0,-8,-8,-20,-18,-108,-112,-253,-70,-213,-143,-2914,-2533,
-1496,-2887,-29974,-29975,-29977,-29978,-29978,-29979,-29979,-29980,-29979,
-29979,-29981,-29982,-29983,-29984,-29983,-8]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
4. c3 Nf6 5. d3 d6 6. O-O h6 7. Re1 O-O 8. h3 a5 {C54: Giuoco Piano: 4 c3 Nf6,
main lines with 5 d4 and 5 d3} 9. Nbd2 a4 10. Nf1 Bd7 11. d4 Bb6 12. Ng3 Re8 {
LiveBook: 3 Games} 13. Bf1 {[#]} Qb8 $146 ({Predecessor:} 13… Na5 14. b4 axb3
15. axb3 {1-0 (65) Leko,P (2693)-Ganguly,S (2668) Doha 2016}) 14. d5 Ne7 15.
Nh4 {[%cal Bf3h4,Bh4f5,Bf5e3,Be3c4][%mdl 32]} Kh7 16. Qf3 Qd8 17. Bd2 Neg8 18.
Nhf5 $1 g6 19. Ne3 Kg7 20. Nc4 Ba7 21. Be3 Bxe3 22. Qxe3 Nh7 23. f4 b5 24. Nd2
exf4 25. Qxf4 Qf6 26. Qe3 Ne7 27. Qf3 Rab8 28. a3 c5 29. Rad1 Nc8 30. Qe3 Nb6
$36 {[%mdl 2048] Black is more active.} 31. Nf3 Ng5 32. Nh2 Nh7 33. Be2 Qg5 34.
Qf2 $1 Qf6 35. Qe3 Qg5 36. Qf3 (36. Qf2 $1 $11) 36… Qf6 ({Black should try}
36… h5 $17) 37. Bd3 Qxf3 38. Nxf3 f6 39. h4 h5 40. Kf2 Nf8 41. Nd2 Nc8 {
[%cal Bb6c8,Bc8e7,Be7g8,Bg8h6][%mdl 32]} 42. Rb1 Ne7 43. Ngf1 Ng8 44. Ne3 Nh6
45. Be2 f5 46. b3 axb3 47. Rxb3 c4 48. Rb4 fxe4 49. Reb1 {Strongly threatening
Ndxc4!} Ra8 {[#]} 50. a4 $1 {[%cal Ra4b5][%mdl 512]} Rxa4 51. Rxa4 bxa4 52.
Ndxc4 Nf7 53. Rb7 Kf6 54. Bd1 {[%mdl 1024] White has compensation.} Ra8 55. Nb6
Rd8 56. Nec4 Bb5 57. Nd2 Bd3 58. Ke3 Ne5 (58… a3 {keeps more tension.} 59.
Ra7 Nh6 60. Nxe4+ Bxe4 61. Kxe4 Nf5) 59. Bxa4 g5 60. hxg5+ (60. Rc7 {is more
complex.} Nfg6 61. hxg5+ Kxg5 62. Rc8 Ng4+ 63. Kd4) 60… Kxg5 61. Nxe4+ Bxe4
62. Kxe4 {Threatens to win with Rc7.} Nfg6 63. Nd7 Rc8 {Hoping for …Rc4+.}
64. Bc6 Nxc6 65. dxc6 Rxc6 $11 {[%mdl 4096] Endgame KRN-KRN} 66. Kd4 Nf4 67. c4
Nxg2 {Black wants to play …h4.} 68. Kd5 Rc8 {aiming for …Ne3+.} 69. Nb6 (
69. Rb5 $11 {keeps the balance.}) 69… Ne3+ $17 70. Ke6 {[#]} (70. Ke4 $17 {
was the only defense.} Re8+ 71. Kf3) 70… Rc6 $2 ({Better is} 70… Rh8 $1 $19
{[%cal Rh8h6]} 71. Rg7+ Kf4 72. Nd5+ Ke4) 71. Kd7 (71. Rg7+ $15 Kh6 72. Rb7)
71… Nxc4 $19 72. Kxc6 $4 {[%mdl 8192]} (72. Nd5 $17) 72… Na5+ 73. Kxd6
Nxb7+ {KN-KN} 74. Kd5 Kf4 {Black mates.} 75. Nc4 h4 {[%cal Bh5h4,Bh4h3][%mdl
32]} 76. Nd2 h3 77. Nf1 Nd8 78. Kd4 Nf7 79. Kd5 Ne5 80. Kd4 Ng4 81. Kd3 Ke5 $2
{[%mdl 32768] Precision: White = 44%, Black = 55%. . Sensor Board Error (Ke4/
e5)?} (81… Kf3 {mates} 82. Kd4 Kf2 83. Nd2 h2 84. Ne4+ Kg2 85. Nd6 h1=Q 86.
Nc4 Qa1+ 87. Kc5 Nf6 88. Kb5 Ne4 89. Ne3+ Kh3 90. Nd5 Qf1+ 91. Kb4 Qc1 92. Ne7
Qc5+ 93. Kb3 Qxe7 94. Kc4 Qc5+ 95. Kd3 Nf2+ 96. Kd2 Kg3 97. Ke1 Qc2 98. Kf1
Qd1#) 0-1

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Nakamura, Hikaru”]
[Black “Liang, Awonder”]
[Result “1/2-1/2”]
[ECO “A08”]
[WhiteElo “2787”]
[BlackElo “2552”]
[Annotator “TA”]
[PlyCount “63”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 25,63,-28,-36,-33,-35,-59,-9,-53,-25,-63,-31,-44,-33,-67,-50,-60,-65,
-60,-60,-62,-57,-62,-58,-84,-28,-37,-30,-83,-20,-37,0,0,0,-14,0,-10,0,0,0,0]}
1. Nf3 Nf6 2. g3 e6 3. Bg2 Be7 4. O-O d5 5. d3 O-O 6. Nbd2 c5 7. e4 {[%cal
Be2e4,Be4e5][%mdl 32]} Nc6 8. Re1 b5 9. e5 Nd7 10. Nf1 Bb7 11. h4 Qc7 12. Bf4
Rfc8 {C00: French: Unusual White 2nd moves} 13. Ne3 Qd8 {LiveBook: 4 Games} 14.
c3 (14. Ng4 Bf8 15. Bg5 Qe8 16. c3 h6 17. Bf4 a5 18. Qd2 b4 19. c4 Ne7 20. h5 {
1-0 (59) Kuzubov,Y (2699)-Grischuk,A (2772) Riadh 2017}) 14… a5 {Black is
slightly better.} 15. Ng4 Bf8 16. h5 h6 17. Qd2 b4 18. c4 {[#] cxd5 is the
strong threat.} Ne7 19. Nh4 Ra7 $146 ({Predecessor:} 19… Rab8 20. Rac1 {
1-0 (46) Praggnanandhaa,R (2517)-Kumar,N (2271) Stockholm 2017}) 20. Rad1 a4
21. Ne3 Nb6 22. Qe2 Kh8 23. Nf3 Nc6 24. Rc1 b3 ({Black should play} 24… Nd4
$17 25. Qd1 b3) 25. axb3 $11 axb3 26. Qd1 (26. cxd5 $11 Nxd5 27. Nxd5 Qxd5 28.
Nd2) 26… Nd4 ({Black should try} 26… Nb4 $17 {White must now prevent …
dxc4.} 27. Qxb3 Bc6) 27. cxd5 Nxd5 28. Nxd4 {[#] Hoping for Nb5.The position
is equal.} Nxf4 29. gxf4 {Strongly threatening Nb5.} cxd4 30. Nc4 Bd5 31. Bxd5
exd5 32. Nd6 $1 {Precision: White = 57%, Black = 41%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “So, Wesley”]
[Black “Lenderman, Aleksandr”]
[Result “1/2-1/2”]
[ECO “A06”]
[WhiteElo “2786”]
[BlackElo “2599”]
[Annotator “TA”]
[PlyCount “92”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 14,92,-8,0,0,0,0,0,0,0,9,-12,0,0,-2,-4,31,0,8,0,0,2,0,0,0,0,0,0,0,0,90,
98,89,93,30,0,0,0,0,0,0,0,0,0,20,20,20,20,20,20,15,22,26,22,22,14,22,19,40,54,
53,30,83,76,74,75,86,73,80,82,91,25,20,56,31,0,0,0,0,0,0]} 1. Nf3 d5 2. e3 Nf6
{[%cal Bg8f6,Bf6d5,Bd5b4][%mdl 32]} 3. c4 e6 4. b3 Be7 5. Bb2 O-O 6. Nc3 c5 7.
cxd5 Nxd5 8. Qc2 {LiveBook: 19 Games. A13: English Opening: 1…e6} (8. Nxd5
exd5 9. d4 Qa5+ 10. Qd2 Qxd2+ 11. Kxd2 Nc6 12. dxc5 Bxc5 13. Bb5 Bb4+ 14. Ke2
Be6 15. Rac1 Rac8 {1-0 (55) Carlsen,M (2834)-Giri,A (2752) Wijk aan Zee 2018})
8… Nb4 9. Qe4 $146 ({Find the theoretical novelty and annotate with similar
games:} 9. Qb1 b6 10. a3 Nd5 11. Nxd5 exd5 12. d4 Nc6 13. Bb5 Bd7 14. O-O Nxd4
15. Nxd4 cxd4 16. Bxd7 Qxd7 17. Bxd4 {1/2-1/2 (46) Hou,Y (2654)-Bluebaum,M
(2631) Karlsruhe/Baden-Baden 2018}) 9… f5 10. Qb1 N8c6 11. a3 Nd5 12. Qc2 b6
13. Nxd5 exd5 14. d4 Be6 15. Bb5 Na5 16. Bc3 $36 {[%mdl 2048] White has the
initiative.} Nb7 17. O-O Nd6 18. Ba6 Ne4 19. Ne5 Bd6 20. Bb2 f4 21. f3 Ng5 {[#]
} (21… Ng3 $1 $11 22. Rfe1 (22. hxg3 fxg3 23. Ng6 Qg5 $19) 22… Nh5) 22.
exf4 $1 $16 Rxf4 23. Rae1 cxd4 (23… Rf8 $16) 24. Nd3 Rh4 25. g3 Rh6 26. Bxd4
Bh3 ({Reject} 26… Bxa3 $6 27. b4 $16) 27. Bb7 Bxf1 28. Kxf1 Rb8 29. Bxd5+ Kh8
{[#] aiming for …Bxg3!} 30. f4 Bc5 31. fxg5 Bxd4 32. gxh6 Qxd5 33. hxg7+ Bxg7
{Strongly threatening …Rf8+.} 34. Nf2 Rf8 $1 35. Re4 Bd4 36. Rf4 Rxf4 37.
gxf4 a5 (37… Bc5 $11) 38. a4 b5 39. axb5 Qxb5+ 40. Kg2 Qd5+ 41. Ne4 h6 42.
Kg3 (42. Qd3 $16) 42… Qg8+ $11 43. Kf3 Qd5 44. h3 Qh5+ {The position is
equal.} 45. Kg3 Qg6+ 46. Kf3 Qh5+ $1 {Precision: White = 61%, Black = 67%.}
1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Robson, Ray”]
[Black “Shankland, Samuel”]
[Result “0-1”]
[ECO “C83”]
[WhiteElo “2660”]
[BlackElo “2671”]
[Annotator “TA”]
[PlyCount “88”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 18,88,45,19,22,3,33,30,30,21,28,25,30,20,31,22,11,-65,-62,-96,-99,-127,
-127,-145,-136,-130,-125,-143,-133,-120,-131,-166,-152,-199,-210,-175,-193,
-335,-331,-285,-282,-485,-477,-581,-270,-403,-379,-408,-391,-356,-342,-477,
-481,-643,-654,-781,-719,-778,-771,-895,-889,-884,-874,-895,-852,-5335,-5289,
-5508,-5712,-5414,-5293,-1821,-1204]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6
5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 {LiveBook: 4 Games
} O-O {C83: Open Ruy Lopez: 9 c3 Be7} 11. Nd4 Nxd4 (11… Na5 12. f3 Nxb3 13.
axb3 Nc5 14. b4 Nd7 15. Nc6 Qe8 16. Nd2 Bh4 17. Bg3 Bxg3 18. hxg3 {1-0 (44)
Grischuk,A (2761)-Mamedyarov,S (2800) Paris 2017}) 12. cxd4 {Black must now
prevent f3.} f6 {White has an edge.} 13. Nd2 fxe5 14. Bxe5 {[#] Nxe4 is the
strong threat.} Nd6 $146 ({Predecessor:} 14… Nxd2 15. Qxd2 Bd6 16. f4 Bxe5
17. fxe5 Qe7 18. Qe3 Rxf1+ 19. Rxf1 {1-0 (29) Konyves,A (1691)-Dopita,B (2136)
Brno 2017}) 15. Bc2 Qd7 16. Re1 Nc4 17. Nf3 (17. Nxc4 $11 bxc4 18. Re2) 17…
Bg4 $15 {[%cal Be6g4,Bg4f3,Bf3d5][%mdl 32]} 18. Qd3 g6 19. b3 Bxf3 $1 20. bxc4
dxc4 $40 {[%mdl 128] Black goes for the king.} 21. Qe3 Bd5 22. Qg3 {And now
Bxg6! would win.} Bf6 23. h4 Qg7 24. Re3 c6 25. Rae1 {[#]} Qh6 $1 26. Bxf6 Rxf6
27. Re8+ (27. f3 {is a better defense.}) 27… Rxe8 $19 28. Rxe8+ Kf7 ({
Weaker is} 28… Rf8 29. Rxf8+ Kxf8 30. Qd6+ Kf7 31. Qd7+ Kf8 32. Qd6+ Ke8 33.
Qb8+ Kf7 34. Qc7+ Ke6 35. Qc8+ Kf6 36. Qd8+ Kf7 37. Qd7+ Kg8 38. Qe8+ Kg7 39.
Qe5+ Kf7 40. Qc7+ Ke6 41. Qc8+ Kf6 42. Qd8+ Kg7 43. Qe7+ Bf7 44. Qe5+ Kg8 45.
Qb8+ Qf8 46. Qg3 $17) 29. Qe5 $2 (29. Ra8 {was called for.} Qc1+ 30. Kh2) 29…
Qc1+ 30. Bd1 {[%csl Ge8][%cal Re5e7]} Kg7 (30… Qxd1+ $142 31. Kh2 Re6 32.
Rxe6 Bxe6 33. Qf4+ Ke8 34. Qb8+ Ke7 35. Qc7+ Bd7 36. Qe5+ Kd8 37. Qb8+ Bc8 38.
Qd6+ Ke8 39. Qxc6+ Bd7 40. Qe4+ Kd8 41. Qa8+ Ke7 42. Qe4+ Be6 43. Qb7+ Bd7 44.
Qe4+ Be6 45. Qb7+ Kf6) 31. Qe7+ (31. Re7+ $142 Bf7 32. Qe2) 31… Rf7 32. Qe5+
Kh6 33. Qe1 Qf4 34. g4 Kg7 {Black is clearly winning.} 35. g5 c3 {Strongly
threatening …c2.} 36. Qe5+ Qxe5 37. dxe5 {[%mdl 4096] Endgame KRB-KRB} Rd7
38. h5 gxh5 {Threatens to win with …Bf7.} 39. Bc2 Bf7 40. Rc8 Rd2 41. Rc7
Rxc2 42. e6 Re2 43. Rxf7+ Kg6 44. Kf1 Rxe6 {Precision: White = 33%, Black =
85%.} 0-1

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Akobian, Varuzhan”]
[Black “Xiong, Jeffery”]
[Result “1/2-1/2”]
[ECO “D83”]
[WhiteElo “2647”]
[BlackElo “2665”]
[Annotator “TA”]
[PlyCount “96”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 27,96,6,11,0,9,0,0,0,0,0,0,0,0,7,8,8,25,24,74,66,64,59,65,53,67,34,44,
48,69,67,111,125,125,78,110,116,285,91,110,0,0,0,0,0,0,0,0,19,37,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3
O-O 6. Rc1 c5 7. dxc5 Be6 8. Nf3 Nc6 9. Be2 Ne4 10. Nd4 Nxd4 {D83: Grünfeld: 4
Bf4 Bg7 5 e3 0-0} 11. exd4 Nxc3 12. bxc3 dxc4 13. Bf3 (13. O-O Bd5 14. Qa4 Qe8
15. Qb4 a5 16. Qa3 e5 17. dxe5 Bxe5 18. Be3 {0-1 (82) Inarkiev,E (2689)-Salem,
A (2638) Riadh 2017}) 13… Bd5 14. O-O Qd7 {LiveBook: 6 Games} 15. Re1 (15.
Rb1 {is interesting.} b6 16. Rb4 Rfe8 17. Bxd5 Qxd5 18. cxb6 axb6 19. a4) 15…
b6 16. Rxe7 Qxe7 17. Bxd5 bxc5 $146 ({Predecessor:} 17… Rad8 18. Bd6 {
1/2-1/2 (39) Palm,H-Hollis,A ICCF corr 1982}) 18. Bxa8 ({Reject} 18. Bxc4 Rad8
$17) 18… Rxa8 19. d5 {[%cal Bd4d5,Bd5d6][%mdl 32]} Rd8 20. Qf3 h6 21. h3 f5
22. d6 $36 {[%mdl 2048] Black is under pressure.} Qe6 23. h4 g5 24. hxg5 hxg5
25. Bxg5 Rxd6 26. Qa8+ Kh7 27. Qxa7 Rd3 28. Qxc5 Rxc3 29. Rxc3 Bxc3 30. Be3 Qe4
31. a4 Be5 $2 (31… Kg6 $16) 32. g3 $2 (32. Qe7+ $18 {and the rest is easy.}
Kg6 33. Qe8+ Kf6 34. Qf8+ Ke6 35. g3) 32… Kg6 {[#]} 33. Qb6+ (33. Qc8 $1 $16
{Hoping for a5.} Kf7 34. Qd7+ Kf6 35. a5) 33… Kf7 $11 34. Qa7+ Ke6 35. Qb6+
Kf7 36. a5 f4 37. gxf4 Bxf4 38. a6 {[#] Threatens to win with a7.} Bxe3 $1 {
The position is equal.} 39. fxe3 {[%mdl 4096] Endgame Qb7+ is the strong
threat. KQ-KQ} c3 40. Qc7+ Ke6 41. Qc8+ ({Resist} 41. Qxc3 Qb1+ 42. Kh2 Qa2+
43. Kg3 Qxa6 $14) 41… Ke7 42. Qxc3 (42. Qc5+ {keeps more tension.} Kd7 43. a7
c2 44. Kf2 c1=R 45. Qxc1) 42… Qg6+ 43. Kf2 Qxa6 44. Qe5+ Kf7 45. Kg3 Qg6+ 46.
Kf3 Qc6+ 47. e4 Qf6+ 48. Qxf6+ Kxf6 {Precision: White = 41%, Black = 64%.}
1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Zherebukh, Yaroslav”]
[Black “Onischuk, Alexander”]
[Result “1/2-1/2”]
[ECO “E06”]
[WhiteElo “2640”]
[BlackElo “2672”]
[Annotator “TA”]
[PlyCount “59”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 24,59,18,16,17,5,35,8,6,8,18,16,16,16,16,16,16,16,18,18,21,18,25,29,27,
24,44,31,31,5,18,0,0,0,19,0,4,0]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2
O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Rd1 {E05: Open Catalan: 5 Nf3 Be7} Bc6
10. Bg5 Nbd7 11. Nbd2 h6 12. Bxf6 Nxf6 13. Nxc4 {LiveBook: 7 Games} Be4 14. Qc1
{[#]} Bd6 $146 ({Predecessor:} 14… a5 15. Nfe5 Bxg2 16. Kxg2 c6 {1-0 (52)
Gelfand,B (2724)-Harikrishna,P (2750) Moscow 2017}) 15. Nfd2 Bxg2 16. Kxg2 Bb4
17. Nf3 Qe7 18. Nce5 c5 19. Nd3 {[%cal Rd4c5]} cxd4 20. Nxb4 Qxb4 21. Rxd4 Qb6
22. a5 Qb5 23. Rc4 Rfd8 24. Qc2 b6 25. axb6 Qxb6 26. Rc6 Qb5 {The position is
equal.} 27. Rc5 Qb6 28. Rc6 Qb5 29. Rc5 Qb6 30. Rc6 {Precision: White = 58%,
Black = 69%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Onischuk, Alexander”]
[Black “Robson, Ray”]
[Result “1/2-1/2”]
[ECO “D85”]
[WhiteElo “2672”]
[BlackElo “2660”]
[Annotator “TA”]
[PlyCount “101”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 25,101,13,13,10,10,7,16,16,16,16,16,16,16,16,10,8,8,10,8,8,33,31,32,16,
29,29,31,26,40,22,22,22,27,27,29,29,60,60,60,60,60,60,60,60,68,21,22,20,20,20,
22,18,18,19,33,29,41,41,41,42,44,43,44,10,10,10,10,10,10,8,8,8,13,0,0,0,0,0]}
1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8.
Be3 Qa5 9. Qd2 Nc6 10. Rb1 cxd4 {D85: Exchange Grünfeld: Unusual White 7th
moves and lines with 7 Nf3} 11. cxd4 O-O 12. Qxa5 Nxa5 13. Bd3 Bg4 {LiveBook:
5 Games} 14. h3 Bxf3 $1 15. gxf3 Rfd8 16. d5 e6 $1 17. Bg5 {[#]} f6 $146 ({
Find the theoretical novelty and annotate with similar games:} 17… Bc3+ 18.
Ke2 {1/2-1/2 (37) Socko,B (2584)-Swiercz,D (2655) Civitanova Marche 2016}) 18.
Bd2 b6 19. Bxa5 bxa5 20. Bc4 Rac8 21. Bb3 exd5 22. Bxd5+ Kf8 23. O-O {
Threatens to win with Rb7.} Rc7 24. Rb5 f5 25. Rxa5 Bd4 26. Rb5 Kg7 27. Rd1 Bb6
28. Rd2 Rc3 29. Kg2 Kf6 30. Re2 Rdc8 31. Bb3 R8c5 32. e5+ Ke7 33. Rxc5 Rxc5 $14
{[%mdl 4096] Endgame KRB-KRB} 34. f4 Rc7 35. h4 Rd7 36. Rc2 Rd4 37. Kg3 Rd3+
38. f3 Ba5 39. Rc8 Be1+ 40. Kg2 Rd8 41. Rc1 Bd2 42. Rc4 Be3 43. h5 gxh5 44.
Rc7+ Rd7 {The position is equal.} 45. Rc6 Rd2+ 46. Kf1 Rf2+ 47. Ke1 {[#]
Hoping for e6.} Rxf3 48. Ke2 Rg3 49. Rf6 Bxf4 50. Rxf5 Bg5 51. Rf7+ {Precision:
White = 79%, Black = 77%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Shankland, Samuel”]
[Black “Caruana, Fabiano”]
[Result “1/2-1/2”]
[ECO “D27”]
[WhiteElo “2671”]
[BlackElo “2804”]
[Annotator “TA”]
[PlyCount “87”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 14,87,13,15,69,69,68,69,67,68,65,72,90,69,64,69,63,65,109,102,116,108,
110,115,109,108,104,72,105,95,107,114,124,120,120,101,110,111,106,85,98,65,56,
55,49,32,33,33,36,36,39,38,35,36,37,40,84,84,84,81,89,89,93,93,95,95,119,23,23,
22,66,67,59,45,40,8]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O
a6 7. a4 cxd4 8. exd4 {LiveBook: 52 Games} g6 $146 {D27: Queen’s Gambit
Accepted: Classical main line: 7 e4!? and 7 a4} (8… Nc6 $11) ({Predecessor:}
8… Nc6 9. Nc3 Be7 10. Re1 O-O 11. h4 Nb4 12. Ne5 Nc6 13. Be3 Qc7 14. Bf4 Bd6
15. Rc1 Rd8 16. Bd3 Bd7 17. Bg5 Nxe5 18. dxe5 Bxe5 {1-0 (91) Jobava,B (2664)
-Ivanchuk,V (2786) Dresden 2008}) 9. Nc3 $14 {And now d5 would win.} Bg7 $1 10.
d5 exd5 11. Re1+ Be6 12. Nxd5 $1 Nxd5 13. Bxd5 (13. Ng5 {with more
complications.} Nc7 14. Bxe6 fxe6 15. Nxe6 Qxd1 16. Nxg7+ Kf8 17. Rxd1 Kxg7 18.
Bf4) 13… O-O $1 14. Bxe6 fxe6 15. Qe2 Qd5 16. Rd1 Qf5 {[#]} 17. Ng5 $1 {
[%cal Rg5e6]} Nc6 {White must now prevent …Nd4.} 18. Qxe6+ Kh8 19. Qxf5 Rxf5
20. Ne6 Be5 21. Be3 Re8 22. Nc5 Bf4 23. Bxf4 Rxf4 24. f3 Rb4 25. Rd2 Re7 26.
Kf1 a5 27. Re1 (27. Rc1 {seems wilder.} Nd4 28. Rd3 Rc7 29. Rcc3 Rc6 30. Rd2)
27… Rxe1+ $1 28. Kxe1 {[%mdl 4096] Endgame KRN-KRN} Kg8 29. b3 b6 $1 {
[%cal Rb6c5]} 30. Rd6 {[#] Strongly threatening Na6.} Ne7 31. Nd7 Rxb3 32. Rxb6
Ra3 33. Nc5 Ra2 34. Re6 Nd5 35. Re2 Ra1+ 36. Kf2 Nc3 37. Re8+ Kf7 38. Ra8 Ra2+
39. Kg3 g5 40. Kg4 (40. Kh3 $16) 40… Rxg2+ $11 41. Kf5 {Threatens to win
with Ra7+.} Rxh2 42. Ra7+ {White is slightly better.} Ke8 43. Rxa5 Rf2 44. Kxg5
{Precision: White = 68%, Black = 62%.} (44. Ke6 $5 {[%cal Ra5a8]} Kd8 45. Ra7
$16) 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Xiong, Jeffery”]
[Black “So, Wesley”]
[Result “1/2-1/2”]
[ECO “E06”]
[WhiteElo “2665”]
[BlackElo “2786”]
[Annotator “TA”]
[PlyCount “44”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 24,44,16,15,17,0,4,14,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3
d5 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6
10. Bg5 h6 {E05: Open Catalan: 5 Nf3 Be7} 11. Bxf6 Bxf6 12. Rd1 a5 13. Nc3 {
[#] LiveBook: 7 Games. The position is equal.} Bd5 $146 ({Predecessor:} 13…
Bxf3 14. Bxf3 c6 15. h4 Nd7 16. e3 Ra6 17. Rab1 Be7 18. Be4 {1/2-1/2 (53)
Inarkiev,E (2660)-Kasimdzhanov,R (2704) Berlin 2015}) 14. Qb5 Ra6 15. Nxd5 exd5
16. Ne5 c6 $1 {[%cal Rc6b5]} 17. Qxb7 Rb6 18. Qa7 Be7 $1 19. Nd3 Ra6 $1 {
[%cal Ra6a7]} 20. Qb7 Rb6 21. Qa7 Ra6 $1 {[%cal Ra6a7]} 22. Qb7 Rb6 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Izoria, Zviad”]
[Black “Akobian, Varuzhan”]
[Result “1/2-1/2”]
[ECO “A29”]
[WhiteElo “2599”]
[BlackElo “2647”]
[Annotator “TA”]
[PlyCount “104”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 18,104,12,0,8,7,16,0,0,3,56,41,62,43,41,23,28,28,39,44,40,42,50,41,36,
43,77,31,38,17,23,20,31,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,0,0,-7,-7,0,-7,0,-7,-21,-21,0,-21,0]} 1. c4
e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 O-O 6. O-O d6 7. Nd5 Bc5 8. e3 Bg4 9.
h3 {A29: English Opening: Four Knights Variation with 4 g3} Bh5 10. d3 {
LiveBook: 10 Games} Nxd5 (10… a5 11. Nc3 h6 12. b3 Re8 13. Bb2 Qd7 14. a3 Ba7
15. Kh2 Nd8 16. Ne2 Bxf3 17. Bxf3 {1/2-1/2 (123) Inarkiev,E (2693)-Efimenko,Z
(2636) Antalya 2017}) 11. cxd5 Ne7 12. g4 Bg6 13. d4 exd4 (13… Bb6 $11) 14.
Nxd4 $14 Qd7 15. e4 c6 16. dxc6 bxc6 {[#]} 17. Nf5 $146 Rad8 18. Qc2 Bxf5 19.
exf5 Bd4 20. Rb1 c5 21. b4 Nc6 22. bxc5 dxc5 23. Bf4 Nb4 24. Qc4 Nd5 25. Bxd5 (
25. Bg5 {is more complex.} Nb6 26. Qa6 Rb8 27. Bf4 Rbc8 28. a4) 25… Qxd5 {
The position is equal.} 26. Qxd5 Rxd5 27. Rb7 c4 28. Rc1 c3 29. Be3 Bxe3 30.
fxe3 $11 {[%mdl 4096] Endgame KRR-KRR} Rd2 {[#] Strongly threatening …c2.}
31. Rxc3 Rxa2 32. Rbc7 f6 33. Rc8 a5 {[%cal Ba7a5,Ba5a4,Ba4a3][%mdl 32]} (33…
h6 {with more complications.} 34. Rxf8+ Kxf8 35. Rc8+ Kf7 36. Rc7+ Kg8) 34.
Rxf8+ Kxf8 {KR-KR} 35. Rc7 a4 36. Ra7 a3 37. h4 h6 38. g5 hxg5 39. hxg5 fxg5
40. e4 Re2 {[#] aiming for …a2.} 41. Rxa3 Rxe4 42. Kg2 Kf7 43. Ra6 $1 Re5 44.
Kg3 Rxf5 45. Kg4 Re5 46. Rb6 g6 47. Ra6 Kg7 48. Ra8 Kh6 49. Rh8+ Kg7 50. Ra8
Kf6 51. Rf8+ Kg7 52. Ra8 Kf6 {Precision: White = 81%, Black = 48%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Lenderman, Aleksandr”]
[Black “Nakamura, Hikaru”]
[Result “1/2-1/2”]
[ECO “E98”]
[WhiteElo “2599”]
[BlackElo “2787”]
[Annotator “TA”]
[PlyCount “81”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 32,81,52,50,51,52,63,37,30,17,34,0,18,0,0,0,54,35,19,60,43,55,79,40,41,
18,28,33,27,19,83,14,10,10,12,10,24,10,11,1,4,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3
Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9.
Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nd3 Nf6 14. c5 Ng6 15. Rc1 Rf7 16.
Kh1 {E99: King’s Indian: Classical Main Line: 9 Ne1 Nd7 10 f3 f5} Bf8 (16… h5
17. cxd6 cxd6 18. Nb5 a6 19. Na3 b5 20. Rc6 g4 21. Qc2 Qf8 22. Rc1 Bd7 23. Rc7
Bh6 {0-1 (39) So,W (2779)-Nakamura,H (2814) Saint Louis 2015}) 17. Rg1 {
LiveBook: 4 Games} Rg7 18. b4 {White is slightly better.} h5 19. Qd2 g4 20. g3
fxg3 21. Rxg3 a5 $1 22. a3 $146 ({Find the theoretical novelty and annotate
with similar games:} 22. cxd6 cxd6 23. bxa5 Rxa5 {1/2-1/2 (93) Kozlov,V (2405)
-Ruiz Jarabo Pelayo,F (2290) ICCF email 2015}) 22… axb4 23. axb4 c6 (23…
Be7 $11) 24. dxc6 bxc6 25. cxd6 Qxd6 26. Bc5 Qd8 27. Bxf8 Qxf8 28. fxg4 Bxg4
29. h3 Bxe2 30. Qxe2 {[#] Threatens to win with Rcg1.} Raa7 (30… h4 $11 31.
Rg5 Qd6) 31. Rf1 (31. Qe3 $16 {aiming for Rcg1.} Ra3 32. Nb1 Rxd3 33. Qxd3)
31… Nf4 $11 32. Rxg7+ Rxg7 33. Nxf4 exf4 34. Qc4+ Qf7 {The position is equal.
} 35. Qxf7+ Kxf7 36. Rxf4 {KRN-KRN} Rg3 37. Kh2 Rxc3 38. e5 Ke6 39. exf6 {
[#] f7 is the strong threat.} Kf7 40. h4 c5 41. bxc5 {Precision: White = 51%,
Black = 70%.} 1/2-1/2

[Event “US-ch Men 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Liang, Awonder”]
[Black “Zherebukh, Yaroslav”]
[Result “1/2-1/2”]
[ECO “C48”]
[WhiteElo “2552”]
[BlackElo “2640”]
[Annotator “TA”]
[PlyCount “60”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 20,60,62,80,66,73,65,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. Bc4 Bc5 6.
Nxe5 Qe7 {C48: Four Knights: 4 Bb5, replies other than 4…Bb4} 7. Nf3 d5 8.
Bxd5 Bg4 9. d3 O-O-O 10. Be3 Nxd5 11. Nxd5 {LiveBook: 9 Games} Rxd5 12. exd5
Re8 {[#] Strongly threatening …Qf6.} 13. c3 (13. O-O $14 Bxf3 14. gxf3) 13…
Nxf3+ $11 {The position is equal.} 14. gxf3 {[#]} Qh4 $146 15. Kd2 {[%cal
Be1d2,Bd2c1,Bc1b1,Bb1a2][%mdl 32]} (15. fxg4 $2 Rxe3+ 16. Kd2 Qxf2+ 17. Kc1 Re2
$19) 15… Rxe3 $1 16. fxe3 Qf2+ 17. Kc1 Bxe3+ 18. Kb1 Bxf3 19. Qe1 ({Avoid
the trap} 19. Qa4 $2 Kd8 $19) 19… Bxh1 20. Qxh1 {[%mdl 4096] [#] Endgame
Black must now prevent Qe4. KQR-KQB} Qe2 $1 {[%cal Re2d3]} 21. a4 {Hoping for
Qe4.} Qxd3+ 22. Ka2 Qc4+ 23. Kb1 $1 Qd3+ 24. Ka2 Qc4+ 25. Kb1 $1 Qd3+ 26. Ka2
Qc4+ 27. Kb1 $1 Qd3+ 28. Ka2 Qc4+ 29. Kb1 $1 Qd3+ 30. Ka2 Qc4+ 1/2-1/2


US-ch Women 2018, Saint Louis U.S. Womens Championship 2018 2018-04-18 – 2018-04-30 rOUND 1-5

PGN DOWNLOAD
[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Yu, Jennifer”]
[Black “Paikidze, Nazi”]
[Result “0-1”]
[ECO “B07”]
[WhiteElo “2367”]
[BlackElo “2352”]
[Annotator “TA”]
[PlyCount “60”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 10,60,10,4,14,-9,-6,-62,-60,-49,-58,-93,-94,-110,-112,-199,-191,-181,
-193,-210,-167,-128,-174,-238,-216,-428,-278,-313,-281,-391,-376,-372,-288,
-263,-274,-384,-366,-507,-327,-349,-243,-356,-291,-446,-454,-657,-697,-1147,
-1109,-1150,-1116,-1108,-1086]} 1. d4 Nf6 2. Nc3 d6 3. e4 g6 4. Be2 Bg7 5. Bf4
O-O 6. Nf3 {LiveBook: 15 Games} Nbd7 {B08: Pirc Defence: Classical System} (
6… Nc6 7. O-O Bg4 8. d5 Bxf3 9. Bxf3 Na5 10. Be2 Nd7 11. Bd2 c5 12. Qe1 a6
13. Nd1 b6 14. Rb1 {1-0 (59) Aronian,L (2789)-Nepomniachtchi,I (2751) chess.
com INT 2017}) 7. h3 c5 {…cxd4 is the strong threat.} 8. d5 (8. Be3 $11) 8…
b5 $1 $15 {Black is slightly better.} 9. Nxb5 $146 ({Predecessor:} 9. Bxb5 Nxe4
10. Nxe4 Qa5+ 11. Nfd2 Qxb5 12. Rb1 {0-1 (36) Dausch,R (2373)-Zueger,B (2436)
Germany 2009}) 9… Nxe4 {White must now prevent …a6.} 10. c3 Nb6 11. Qc2 Bf5
12. g4 {[#]} (12. Bd3 $17 {keeps fighting.} Nxd5 13. Bxe4 Nxf4 14. Bxf5 gxf5
15. Qxf5) 12… Nxf2 $1 $19 {[%mdl 512]} 13. gxf5 (13. Kxf2 Bxc2) 13… Nxh1
14. c4 a6 15. Nc3 {[#]} e6 $1 16. dxe6 (16. Kf1 $142) 16… fxe6 17. Ne4 $2 (
17. Bg5 Bf6 18. Bxf6 Rxf6 19. fxg6) 17… exf5 18. Nxd6 Qe7 19. Kf1 {[#]} g5 $1
20. Nxg5 Ng3+ 21. Bxg3 Qxg5 22. Bh2 (22. Bf2 $142) 22… Rad8 ({Not} 22… Qe3
23. Qb3 $19) 23. Bf3 f4 24. Ne4 Qg6 25. h4 (25. Bg1 {might work better.}) 25…
Qf5 {And now …Nd7 would win.} 26. Kg2 (26. Rc1 $142) 26… Nd7 {[%cal Bb6d7,
Bd7e5,Be5f3][%mdl 32] Threatens to win with …Ne5.Black is clearly winning.}
27. Rg1 (27. Qe2 $142) 27… Ne5 28. Qf2 Rd3 29. Ng5 Nxf3 30. Nxf3 Qg4+ {
Precision: White = 24%, Black = 88%.} 0-1

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Abrahamyan, Tatev”]
[Black “Foisor, Sabina-Francesca”]
[Result “1/2-1/2”]
[ECO “B18”]
[WhiteElo “2366”]
[BlackElo “2308”]
[Annotator “TA”]
[PlyCount “57”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 22,57,34,-8,68,50,61,73,68,80,79,77,70,58,103,0,0,0,35,36,29,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6
6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nd7 {B19: Classical
Caro-Kann: 4…Bf5 main line} 11. f4 Be7 12. h5 {LiveBook: 6 Games} (12. Bd2
Nxe5 13. fxe5 Bxh4 14. O-O-O Bxg3 15. Qxg3 Ne7 16. Qxg7 Rg8 17. Qf6 Nf5 18.
Bxh6 Qxf6 19. exf6 {1/2-1/2 (32) Hou,Y (2680)-Karjakin,S (2753) Wijk aan Zee
2018}) 12… Nxe5 (12… Ngf6 $11) 13. fxe5 $14 Bh4 $146 ({Find the
theoretical novelty and annotate with similar games:} 13… c5 14. Be3 Qa5+ 15.
c3 Rd8 16. O-O cxd4 17. Bxd4 Qxe5 18. Rxf7 Bc5 19. Rxb7 Bxd4+ 20. cxd4 Qxd4+
21. Qxd4 Rxd4 22. Rc1 Nf6 23. Rc8+ {1-0 (23) Ivanov,O (2450)-Ivanov,P (2169)
Moscow 2018}) 14. c3 Bxg3+ 15. Qxg3 Ne7 16. Qxg7 Rg8 {[%cal Bh8g8,Bg8g2,Bg2h2]
[%mdl 32]} 17. Qxh6 Qd5 {[#]} 18. Bd2 (18. Rh2 $1 $16) 18… Nf5 $11 19. Qf4
Rxg2 20. O-O-O $1 Qxa2 21. Rh2 Qa1+ {The position is equal.} 22. Kc2 Qa4+ 23.
Kc1 {[#]} Ne3 $1 {[%mdl 512]} 24. Qxe3 (24. Bxe3 Qc2#) 24… Rxh2 25. Qg3 Qa1+
26. Kc2 Qa4+ 27. Kc1 Qa1+ 28. Kc2 Qa4+ 29. Kc1 {Precision: White = 45%, Black
= 51%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Wang, Annie”]
[Black “Feng, Maggie”]
[Result “1-0”]
[ECO “E00”]
[WhiteElo “2321”]
[BlackElo “2243”]
[Annotator “TA”]
[PlyCount “139”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 15,139,27,18,12,18,0,0,0,41,0,0,0,0,-9,0,0,-22,-33,-33,-33,-32,-43,-31,
-40,-32,-44,-12,-12,-12,-12,-10,-14,-14,-23,0,0,0,-66,-10,-34,0,-2,0,0,0,0,137,
133,98,104,120,122,116,110,272,250,276,229,616,220,279,279,279,279,279,266,279,
279,452,442,448,401,452,440,568,568,739,743,758,657,652,652,665,639,760,743,
667,574,603,497,694,483,832,485,6132,6211,5812,5611,6207,5820,9287,1124,5612,
2347,29971,29974,29982,29984,29984,29985,29985,29986,29987,29987,29987,29987,
29988,29989,29990,29991,29992,29993,29993,29994,29994,29995]} 1. d4 e6 2. c4
Bb4+ 3. Bd2 a5 4. g3 d6 5. Nf3 Nd7 6. Bg2 Ngf6 7. O-O e5 8. Be3 O-O {LiveBook:
25 Games. E11: Bogo-Indian} 9. dxe5 $146 ({Find the theoretical novelty and
annotate with similar games:} 9. Qc2 exd4 10. Bxd4 Re8 11. Nc3 c6 12. Rad1 Qe7
13. a3 Bc5 14. Rfe1 h6 15. e4 Bxd4 16. Nxd4 {1/2-1/2 (70) Postny,E (2616)-Van
Wely,L (2685) Novi Sad 2016}) 9… dxe5 10. Qc2 Qe7 {The position is equal.}
11. Nc3 c6 12. Rad1 Bc5 13. Bc1 h6 14. Nd2 Nb6 15. Nb3 Bb4 $1 16. c5 a4 17.
cxb6 {[#] Black must now prevent Nd2.} axb3 18. axb3 Ra6 19. Na4 Be6 20. Bd2
Rfa8 21. Bxb4 Qxb4 22. Nc5 Rxb6 {[%cal Re6b3]} 23. Nxe6 fxe6 24. Rd3 e4 25. Re3
{[%cal Rg2e4]} Rd8 26. Rd1 (26. Bxe4 $11 Rd2 27. Qc1) 26… Rd5 (26… Rxd1+ $1
$15 27. Qxd1 Rb5) 27. Ra1 Rd2 (27… Ra6 {NOTEXT} 28. Rc1 Rd4 29. Qb1 Rb6 30.
Rc4 Rxc4 31. bxc4 Qxb2 32. Qxb2 Rxb2 33. Bxe4 Kf7) 28. Qc1 Qd4 29. Bxe4 $1 Nxe4
{[#]} 30. Rxe4 $1 {[%mdl 512]} Qxb2 (30… Qxe4 $11 {keeps the balance.} 31.
Qxd2 Rxb3) 31. Ra8+ $16 Kh7 32. Qxb2 Rxb2 33. Rxe6 R2xb3 {[%mdl 4096] Endgame
KRR-KRR} 34. Rc8 R6b5 $2 (34… c5 $16 35. Rxb6 Rxb6) 35. Rc7 $18 Rg5 36. Ree7
b5 $2 (36… Rb4 37. e4 (37. Rxb7 Rxb7 38. Rxb7 Re5 $16) 37… Rb2) 37. Rxc6 $2
(37. f4) 37… b4 38. Rb6 Rb1+ 39. Kg2 b3 40. Re3 Rd5 41. Rbxb3 Re1 $2 (41…
Rb5 {keeps fighting.}) 42. Re7 Rd2 43. Kf3 Rd6 44. Rbb7 Rg6 45. Kg2 Rc1 46. f4
Rcc6 47. Kf3 h5 48. Re5 Rh6 49. Rg5 Rcg6 50. Rxg6 Rxg6 {KR-KR} 51. Rb5 Rh6 52.
h3 {[%cal Bh2h3,Bh3g4][%mdl 32]} Kg8 53. g4 hxg4+ (53… h4 $142 54. e4 Kf7)
54. hxg4 Kf7 (54… Rh1 $142 55. e4 Rh3+ 56. Kf2 Ra3 57. Rb8+ Kh7) 55. Rb7+ Kf8
56. f5 Rh1 57. e4 Rf1+ 58. Kg3 Re1 59. Kf4 Rf1+ 60. Kg5 {White mates.} Re1 61.
Kg6 Rxe4 62. g5 Rf4 63. Rf7+ Ke8 64. Rxg7 Kf8 65. Ra7 Rb4 66. f6 {[%cal Bf5f6,
Bf6f7][%mdl 32]} Rb8 67. Rh7 {[%cal Rh7h8]} Kg8 68. f7+ Kf8 69. Rh8+ Ke7 70.
Rxb8 {Precision: White = 72%, Black = 32%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Derakhshani, Dorsa”]
[Black “Sharevich, Anna”]
[Result “1/2-1/2”]
[ECO “B12”]
[WhiteElo “2306”]
[BlackElo “2281”]
[Annotator “TA”]
[PlyCount “60”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 9,60,-8,14,18,85,77,85,81,112,109,114,124,150,109,115,111,187,187,183,
183,200,80,105,64,74,49,29,41,46,26,47,20,26,21,22,24,27,25,24,16,16,15,20,10,
16,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. f3 g6 4. c3 Bg7 5. Bf4 dxe4 $146 ({
Predecessor:} 5… Qb6 6. Qb3 Be6 7. Qxb6 axb6 8. Nd2 Nd7 9. Bd3 O-O-O 10. Ne2
dxe4 11. fxe4 Bg4 12. h3 Bxe2 13. Bxe2 {0-1 (32) Mitkov,N (2495)
-Azmaiparashvili,Z (2625) Moscow 1994}) 6. fxe4 {B12: Caro-Kann: Advance
Variation} e5 (6… Nf6 $11 {keeps the balance.}) 7. dxe5 $16 Qxd1+ 8. Kxd1 {
White is better.} Be6 9. Nf3 Nd7 10. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4d6][%mdl 32]}
h6 11. Nc4 g5 12. Bg3 Ne7 (12… g4 $16) 13. Nd6+ $18 Kf8 14. Kc2 Rb8 15. Nd4 (
15. Bc4 $18 {is more deadly.}) 15… Ng6 $16 16. Be2 {Hoping for Rhf1.} Bxe5
17. Nxe6+ fxe6 18. Rhf1+ Nf4 19. Nc4 {[#] Threatens to win with Rad1.} Bc7 $1
20. e5 Ke7 21. Bxf4 gxf4 22. Rxf4 b5 23. Raf1 {[#] Black must now prevent Rf7+.
} Rbf8 24. Rxf8 (24. Nd6 {with more complications.} Nxe5 25. Ne4 Rhg8 26. Rxf8
Rxf8 27. Rxf8 Kxf8 28. Kb3) 24… Rxf8 {The position is equal.} 25. Rxf8 Kxf8
$11 {KBN-KBN} 26. Ne3 Nxe5 27. Ng4 Nxg4 28. Bxg4 Bxh2 29. Bxe6 Ke7 30. Bg4 Kd6
{Precision: White = 34%, Black = 57%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Goletiani, Rusudan”]
[Black “Zatonskih, Anna”]
[Result “1/2-1/2”]
[ECO “A13”]
[WhiteElo “2306”]
[BlackElo “2444”]
[Annotator “TA”]
[PlyCount “100”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 19,100,0,0,0,0,0,0,-26,3,0,36,37,37,31,39,-5,39,39,41,30,50,48,34,-72,
-53,-41,-70,-240,-120,-331,-285,-426,-56,-235,-213,-237,-212,-228,-218,-241,
-239,-239,-239,-239,-235,-259,-23,-506,-566,-551,-70,-599,-599,-520,-77,-84,0,
-516,-72,-173,-27,-107,-8,-8,-12,-29,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4
e6 2. Nf3 Nf6 3. g3 d5 4. b3 d4 5. e3 (5. Bg2 Nc6 6. O-O e5 7. d3 Bc5 8. b4
Nxb4 9. Nxe5 O-O 10. a3 Na6 11. Nd2 Re8 12. Nef3 Bd6 {1/2-1/2 (37) Kasparov,G
(2812)-So,W (2773) Saint Louis 2016}) 5… c5 6. Bg2 {A13: English Opening: 1..
.e6} Nc6 7. exd4 cxd4 8. O-O Bd6 9. Re1 O-O 10. d3 e5 {LiveBook: 5 Games} 11.
Bg5 h6 12. Bxf6 $1 Qxf6 13. Nbd2 $146 Qd8 14. a3 a5 15. c5 Bc7 16. Nc4 {
[%cal Rf3e5]} f6 17. Rb1 Na7 {[%cal Bc6a7,Ba7b5,Bb5c3][%mdl 32]} 18. Nh4 Nb5
19. Qh5 Nc3 20. Rbc1 Qe8 21. Qf3 (21. Qxe8 $14 {stays ahead.} Rxe8 22. f4 $1 {
[%mdl 512]}) 21… f5 $1 $36 {[%mdl 2048] White is under pressure.} 22. Rxc3
dxc3 23. Qd5+ $2 (23. Qe3 $15) 23… Kh7 (23… Be6 $1 $19 {[%cal Re6d5]} 24.
Qxb7 Qf7 25. Nxe5 Bxe5 26. Rxe5 Rae8) 24. Nxe5 $2 (24. Rc1 $17) 24… Bxe5 $19
25. Nf3 (25. Qxe5 {is a better defense.} Qxe5 26. Rxe5) 25… c2 $2 (25… Bf6
$19 26. Rxe8 Rxe8) 26. Nxe5 $2 (26. Qxe5 $15 Qxe5 27. Nxe5) 26… Be6 $1 {
[%cal Re6d5]} 27. Qd4 Bxb3 28. Bxb7 Rb8 29. c6 Qe7 30. Qc3 {Strongly
threatening Nd7.} Rxb7 ({Stronger than} 30… Qxa3 31. Nd7 $11) 31. cxb7 Qxb7
32. Qxa5 Rc8 $2 ({Black should play} 32… Rb8 $19 {And now …Bd5 would win.}
33. Qc3 Ba4) 33. Nc4 $2 {[%mdl 8192]} (33. Rc1 $1 $11 {and White is okay.})
33… Bxc4 34. dxc4 Rxc4 $2 {[%mdl 4096] Endgame KQR-KQR} ({Better is} 34…
Qd7 $1 $19 35. Rc1 Rxc4) 35. Rc1 $2 {[%mdl 8192]} ({Only move:} 35. Qd2 $15)
35… Qd7 $1 36. Kg2 Qc6+ $2 (36… Qd3 $19 37. Qe1 Re4) 37. Kg1 $17 Qd7 $2 {
[%mdl 8192]} (37… Qe4 $17 38. Qd2 Rc6) 38. Kg2 $1 $19 f4 $2 (38… Qd3 $1 $19
{and Black stays clearly on top.} 39. Qe5 Rc3) 39. Qe5 {[#]} (39. f3 $17) 39…
Qc6+ ({Black should try} 39… f3+ $1 $19 {[%mdl 512]} 40. Kxf3 Qc6+ 41. Ke3
Kg8 42. Qb8+ Kf7) 40. Kg1 (40. f3 $11) 40… f3 (40… Re4 $17 41. Qf5+ Kg8)
41. Qf5+ $11 Kg8 42. h4 Rc5 43. Qd3 {The position is equal.} Rc3 44. Qd2 Qc8
45. Kh2 Kh8 46. a4 Rc4 47. a5 Qc7 48. Kg1 Qc8 {( -> …Rxh4!)} 49. Kh2 (49. a6
{[#] gets mated.} Rxh4 $1 {[%mdl 512]} 50. Qd8+ Qxd8 51. gxh4 Qxh4 52. Rxc2 Qh3
53. Rc8+ Kh7 54. Rh8+ Kxh8 55. a7 Qg2#) 49… Qc7 50. Kg1 Qc8 {Precision:
White = 39%, Black = 37%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.18”]
[Round “1”]
[White “Gorti, Akshita”]
[Black “Krush, Irina”]
[Result “1/2-1/2”]
[ECO “A06”]
[WhiteElo “2252”]
[BlackElo “2422”]
[Annotator “TA”]
[PlyCount “140”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 24,140,30,20,19,16,34,25,55,42,36,18,36,37,42,9,66,7,27,30,27,13,4,0,0,
0,0,0,0,-8,-17,-39,-5,-24,-4,-10,0,-36,-24,-23,-16,-17,-23,-73,-73,-349,-336,
-464,-194,-180,-121,-128,-116,-116,-121,-124,-125,-170,-150,-139,-131,-135,-98,
-82,-81,-85,-90,-88,-85,-93,-91,-96,-75,-82,-85,-157,-27,-19,-18,-145,-32,-38,
-25,-42,-29,-11,-14,-27,-28,-125,-122,-229,-244,-314,-177,-176,-8,-8,-8,-8,-8,
-238,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. e3 d5 3. c4 e6 4.
b3 c5 5. Bb2 Nc6 6. cxd5 exd5 7. Bb5 Bd6 8. O-O O-O {A13: English Opening: 1…
e6} 9. d4 Bg4 10. dxc5 Bxc5 11. Bxc6 bxc6 12. Nbd2 (12. Qc2 Ne4 13. Nbd2 Nxd2
14. Nxd2 Bb6 15. h3 Be6 {1/2-1/2 (62) Andreikin,D (2712)-Anand,V (2776) Moscow
2018}) 12… Bd6 13. Qc2 {[#] LiveBook: 4 Games} Bd7 $146 ({Predecessor:} 13…
c5 14. Qd3 Be7 15. Ne5 Rc8 16. Nxg4 Nxg4 17. h3 Bf6 18. hxg4 Bxb2 {1-0 (65)
Zhou,J (2578)-Adhiban,B (2646) Hyderabad 2015}) 14. e4 Be7 15. Rad1 h6 16. Rfe1
Rc8 17. h3 Re8 18. Ne5 Bb4 19. Re3 Bf8 (19… Be6 $11) 20. Ndf3 (20. Nxd7 $14
Nxd7 21. Rc3) 20… Qb6 21. Nxd7 Nxd7 22. Re2 Qa6 23. Rde1 Bb4 24. Bc3 Bxc3 25.
Qxc3 Nf6 {[%cal Re8e4]} 26. e5 Ne4 27. Qc2 Qb6 28. Rc1 a5 {[%cal Ba7a5,Ba5a4]
[%mdl 32]} 29. Qd3 Red8 30. Rec2 c5 31. Qe3 Re8 32. Qd3 Rcd8 33. h4 {[#]} a4 $1
{[%mdl 512]} 34. Nd2 $2 {[%mdl 8192] [#]} (34. Qe3 $17) (34. bxa4 c4) 34…
Nxf2 $1 $19 {[%mdl 512]} 35. Qe3 {[#]} (35. Kxf2 c4+) 35… Ng4 (35… Nd3 $142
$1 {[%mdl 512]} 36. Nf3 (36. Qxd3 c4+) 36… axb3 37. axb3 Nxc1 38. Rxc1 d4)
36. Qxc5 Qxc5+ (36… Qg6 $19 37. Nf3 axb3 38. axb3 Nxe5 39. Nxe5 Rxe5) 37.
Rxc5 $17 axb3 38. axb3 Nxe5 39. Ra5 Nd3 40. Rc3 Re1+ 41. Kh2 Nf4 42. Rf3 g5 43.
Rf2 Rde8 {…R1e2 is the strong threat.} 44. hxg5 hxg5 45. Nf3 R1e2 46. Ra2 f6
47. Nd4 R2e7 48. Rf1 Kf7 49. g3 (49. b4 $142) 49… Ne6 ({Black should try}
49… Ne2 $17 50. Nf5 Rd7) 50. Nf5 $11 Rd7 {next …Kg6 is good for Black.} 51.
Raf2 (51. Nh6+ $1 $11 Kg7 52. Ng4) 51… Kg6 (51… d4 $17 {Hoping for …d3.}
52. Nh6+ Kg7 53. Nf5+ Kg6) 52. Ne3 $15 Nf4 53. gxf4 Rxe3 54. fxg5 fxg5 $11 {
[%mdl 4096] Endgame KRR-KRR} 55. b4 Rb3 56. Rf6+ (56. Rf8 $1 $11 {remains
equal.}) 56… Kh5 $17 57. Rb6 (57. R1f3 $17 {might work better.} Rxb4 58. Rf8)
57… d4 $19 58. b5 Rd5 (58… d3 $142 59. Rd1 Kg4 60. Rg1+ Kf4 61. Rf6+ Ke3)
59. Rd1 Re5 $2 (59… Kg4 $19 60. Rg1+ Kh5) 60. Rd2 $11 d3 {aiming for …Kg4.}
61. Kg2 Kg4 {White must now prevent …Kf4.} 62. Rb8 $2 {[#]} (62. Rd6 $1 $11 {
and White has nothing to worry.}) 62… Rc5 $2 (62… Kf4 $1 $19 {[%cal Rf4e3]
And now …Ke3 would win.} 63. Rd1 Rb2+ 64. Kf1 Rf5) 63. Rd8 {The position is
equal.} Rc2 {[#]} ({Much less strong is} 63… Rbxb5 64. R2xd3 Rb2+ 65. Rd2 $17
) 64. R8xd3 $1 {[%mdl 512] Threatens to win with Rd4+.} Rxd2+ (64… Rxd3 65.
Rxc2) 65. Rxd2 Rxb5 {KR-KR} 66. Rd4+ Kf5 67. Kf2 g4 68. Kg3 Rb3+ 69. Kg2 Kg5
70. Rd8 Rb2+ {Precision: White = 41%, Black = 33%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Zatonskih, Anna”]
[Black “Yu, Jennifer”]
[Result “1-0”]
[ECO “D11”]
[WhiteElo “2444”]
[BlackElo “2367”]
[Annotator “TA”]
[PlyCount “93”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 14,93,55,48,79,64,65,33,40,43,41,53,70,74,132,103,85,76,77,71,78,75,72,
70,58,65,64,58,157,155,158,159,155,150,171,168,248,230,423,412,406,406,402,383,
444,437,443,425,424,403,565,563,632,612,789,351,391,299,305,307,334,318,473,
460,491,451,572,559,581,581,500,470,1285,1255,1979,1822,6195,6087,6187,9881,
4822,3393]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 a6 5. Bd3 e6 6. b3 {D30:
Queen’s Gambit Declined: Systems without Nc3} (6. O-O dxc4 7. Bxc4 c5 8. Bb3
Be7 9. Nc3 O-O 10. e4 Nc6 11. dxc5 Nd7 12. Na4 Nxc5 13. Nxc5 Bxc5 14. Bg5 Be7
15. Bf4 Qa5 16. Qe2 Bd7 {0-1 (39) Bogner,S (2602)-Sengupta,D (2533) Leiden 2014
}) 6… Nbd7 7. O-O Bd6 8. Bb2 {LiveBook: 17 Games. White is slightly better.}
Qc7 9. Nbd2 O-O 10. e4 $146 ({Predecessor:} 10. Rc1 Qb8 11. e4 dxe4 12. Nxe4
Nxe4 13. Bxe4 {1/2-1/2 (13) Leal,P (2172)-Gonzalez,B (2292) Sao Paulo 2009})
10… dxe4 11. Nxe4 Nxe4 12. Bxe4 f5 13. Bc2 e5 ({Black should play} 13… Nf6)
14. c5 $16 Be7 15. b4 {Strongly threatening Bb3+.} e4 {[#]} 16. d5 $1 {[%cal
Rd5d6]} cxd5 17. Qxd5+ Kh8 18. Ne5 Nxe5 $1 19. Bxe5 Qd7 20. Bb3 $36 {[%mdl
2048] Black is under pressure.} Qxd5 ({Better is} 20… a5 $1 $14) 21. Bxd5 Bf6
22. Bxf6 Rxf6 23. Rfd1 {Black must now prevent c6!} g6 24. f3 exf3 (24… e3
$142 25. Rd4 f4) 25. Bxf3 $18 (25. gxf3 Rb8 $16) 25… Rf8 $2 (25… Kg7 26.
Rd8 Rf8) 26. Rd6 Kg7 27. Re1 Rf7 28. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Ra7 29.
Bd5 Rc7 30. a5 f4 31. Re8 Bf5 (31… Bg4 $142 32. Re4 Kh6 33. Rxf4 Be2) 32. Kf2
Kh6 33. Kf3 Kg5 {[#]} 34. Be4 (34. h4+ $142 $1 {[%mdl 512]} Kh6 (34… Kxh4 35.
Kxf4) 35. Kxf4) 34… Bxe4+ 35. Rxe4 {[%mdl 4096] Endgame KRR-KRR} Ra8 36. Rd5+
(36. Rxf4 Re8 $16) 36… Kh6 37. Red4 ({Not} 37. Kxf4 Rf8+ 38. Kg3 Rf1 $16) ({
Weaker is} 37. Rxf4 Re8 $16) 37… g5 (37… Rf7 {was worth a try.} 38. Rxf4
Re7) 38. Kg4 {White is clearly winning.} Rg8 39. Rd7 Rc6 40. Rxb7 Kg6 41. Rb6
h5+ 42. Kf3 Rxb6 (42… Rf6 $142 43. c6 Rc8 44. Rxa6 g4+ 45. Kf2 Rcxc6 46. Rxc6
Rxc6 47. Rxf4 Rc2+ 48. Ke3 Ra2) 43. axb6 Rb8 44. h4 gxh4 45. Rxf4 Kg5 46. Rc4
Rf8+ 47. Ke4 {Precision: White = 82%, Black = 35%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Krush, Irina”]
[Black “Derakhshani, Dorsa”]
[Result “1-0”]
[ECO “A05”]
[WhiteElo “2422”]
[BlackElo “2306”]
[Annotator “TA”]
[PlyCount “133”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 16,133,23,10,29,24,34,18,38,4,2,-6,0,0,0,-18,-12,-75,-64,-94,-85,-95,
-89,-122,-97,-112,-120,-120,-111,-132,-120,-355,-361,-357,-355,-365,-360,-356,
-359,-346,-205,-274,-266,-285,-285,-281,-290,-288,-282,-285,-238,-382,-377,
-370,-171,-436,-345,-326,-183,-153,59,35,156,156,156,156,156,156,156,142,147,
144,210,195,195,195,195,195,195,172,195,195,195,195,195,195,195,195,195,195,
195,195,195,195,195,195,765,708,695,219,282,195,202,195,29966,29967,29968,
29970,29976,29977,29977,29978,29979,29980,29980,29981,29981,29982,29981,29982]
} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 c6 5. d4 d5 6. Nbd2 O-O 7. O-O Qb6 8. b3
{D78: Fianchetto Grünfeld: 6 0-0 c6} Bf5 9. Bb2 {LiveBook: 3 Games} Rd8 10. Rc1
{White has an edge.} (10. Nh4 Be6 11. Qc2 Na6 12. Rac1 Rac8 13. Qb1 Ne4 14.
Bxe4 dxe4 15. Nxe4 Bxd4 16. Bxd4 Qxd4 17. Rfd1 Qg7 18. Ng5 Qf6 19. Nxe6 Qxe6
20. Qb2 Rd6 21. Rd2 {1/2-1/2 (21) Karjakin,S (2773)-Smirnov,A (2508) Tbilisi
2017}) 10… Ne4 11. e3 Nd7 $146 {[%cal Bb8d7,Bd7c5,Bc5d3][%mdl 32]} ({
Predecessor:} 11… Qa5 12. Nxe4 Bxe4 13. a4 Nd7 14. Bc3 Qc7 15. cxd5 Bxd5 {
0-1 (56) Southam,D (2130)-Plotkin,V (2237) Toronto 2010}) 12. Qe2 Qa6 13. a3
Ndc5 14. Nxe4 dxe4 15. Nd2 Nd3 16. Rb1 (16. g4 $11 {keeps the balance.}) 16…
Nxb2 $17 17. Rxb2 c5 $36 {[%mdl 2048] Black has strong initiative.} 18. Nxe4
cxd4 19. exd4 Qxa3 20. Ra2 Qb4 21. d5 Qxb3 22. Nc5 Qb4 23. Nxb7 $2 (23. Ne4 $17
) 23… Qxb7 $19 24. d6 Qc8 25. dxe7 Re8 26. Bxa8 Qxa8 27. Rd1 Be6 (27… Bh3
$142 {[%csl Gh3][%cal Ra8g2]} 28. Rd5 Bf6) 28. Rad2 Qb7 29. c5 Bf6 (29… Rxe7
30. Rd8+ Bf8 31. Qe5 $17) ({Much less strong is} 29… Qxe7 30. c6 $19) 30. Rd8
Qxe7 31. Rxe8+ Qxe8 32. Qf3 Be5 33. Qb7 (33. h4 $142) 33… Qa4 34. Re1 Bd4 {
[#]} (34… Qa5 $142 35. Qe4 (35. Qa8+ $2 Kg7 $19) 35… Bd4 $1 {[%mdl 512]})
35. Qe4 $2 (35. Rxe6 $1 {[%mdl 512]} fxe6 36. Qe7) 35… Qc4 36. c6 Bd5 (36…
Qc3 $142 37. Rd1 Bb6) 37. Qf4 {Threatens to win with c7.} Qc3 $2 (37… Bxc6
$17 {Strongly threatening …Qd5.} 38. Rc1 Qa4 39. Rxc6 Bxf2+ 40. Qxf2 Qxc6 41.
Qxa7 Qc1+ 42. Kg2 Qc6+ 43. Kg1 Qc3 44. Qa8+ Kg7) 38. Rc1 $14 Qf3 (38… Qb2 $14
39. c7 Bxf2+ 40. Kf1 Bg2+ $1 {[%mdl 512]} 41. Kxg2 Be3+ 42. Kf3 Qxc1) 39. Qxf3
$16 Bxf3 40. c7 Bb7 41. c8=Q+ Bxc8 42. Rxc8+ {[%mdl 4096] Endgame KR-KB} Kg7
43. g4 g5 (43… Kf6 $16 {is a better defense.} 44. Kg2 Ke5) 44. Kf1 h5 45.
gxh5 Kh6 46. Rf8 f6 47. Rh8+ Kg7 48. Rd8 Be5 49. h3 Kh6 50. Rh8+ Kg7 51. Ra8
Kh6 52. Rxa7 Kxh5 53. Ra8 Kg6 54. Ke2 Kf5 55. Kf3 Bd4 $2 (55… Kg6 56. Ke4 Bh2
57. Rg8+ Kf7) 56. Ra4 $18 Bc3 57. Rc4 $2 (57. h4 {Hoping for h5.} gxh4 58. Rxh4
) 57… Be5 58. Rc5 Kg6 59. Ke4 Bf4 $2 {[#]} (59… Bd6 $18 60. Rc8 Bh2) 60. h4
$1 {[%cal Rh4g5] White mates.} Bd2 61. hxg5 Bxg5 62. f4 {[%cal Bf2f4,Bf4f5]
[%mdl 32]} Bh4 63. f5+ Kg5 64. Rc8 Kg4 65. Rg8+ Bg5 66. Rg6 Kh4 67. Kd5 {
Precision: White = 53%, Black = 40%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Paikidze, Nazi”]
[Black “Gorti, Akshita”]
[Result “1/2-1/2”]
[ECO “D31”]
[WhiteElo “2352”]
[BlackElo “2252”]
[Annotator “TA”]
[PlyCount “88”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 17,88,12,14,0,0,0,0,0,0,0,0,-10,-10,-10,0,0,0,0,0,0,-5,-20,0,-23,0,-89,
-90,-189,-15,0,0,0,0,-143,-43,-167,-168,-174,-127,-223,-202,-189,-182,-185,
-186,-149,-61,-68,-22,-22,-22,-22,-35,-43,-43,-43,-45,-45,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0]} 1. c4 e6 2. Nc3 d5 3. d4 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 {
D37: Queen’s Gambit Declined: 5 Bf4} Be6 7. e3 Nbd7 8. Be2 (8. Bd3 Bd6 9. Bf4
Qe7 10. O-O O-O 11. h3 Rfe8 12. Qc2 {1/2-1/2 (12) Aronian,L (2805)-Carlsen,M
(2837) Riadh 2017}) 8… Bd6 9. O-O O-O {LiveBook: 8 Games} 10. Qc2 c6 11. Rac1
Re8 $146 ({Predecessor:} 11… Qc7 12. Bh4 h6 13. Bg3 Bxg3 14. hxg3 {1/2-1/2
(41) Kozak,A (2414)-Brkic,A (2565) Pardubice 2017}) 12. a3 Qc7 13. Bh4 Bg4 14.
Bg3 Bxg3 15. hxg3 Qd6 16. Bd3 Bh5 17. Nh4 Bg6 18. Nxg6 hxg6 19. Rfd1 Re7 20. b4
Rae8 21. a4 (21. Nb1 $11) 21… Ng4 $17 22. Ne2 {[#]} (22. Be2 $17 Nxf2 23.
Kxf2) 22… g5 $2 (22… Nxf2 $1 $19 {[%mdl 512]} 23. Kxf2 Nf6) 23. Bh7+ $11
Kh8 (23… Kf8 $5 24. Bf5 $8 Nxf2 25. Kxf2 Rxe3 $11) 24. Bf5 Nh6 {[%cal Bg4h6,
Bh6g4,Bg4e3][%mdl 32]} 25. Nc3 (25. b5 $1 $11) 25… Nb6 ({Better is} 25… Nf6
$17 26. b5 g6) 26. b5 {[#]} (26. Bd3 $15) 26… axb5 $1 $19 27. axb5 Nc4 28.
Bd3 {[#]} (28. e4 $17 {is a better defense.} Nxf5 29. exf5) 28… Nxe3 $1 {
[%mdl 512]} 29. fxe3 {[#]} Ng4 $1 30. Bf5 Nxe3 31. Qf2 g6 (31… Qa3 $17 32.
Nb1 (32. Qf3 g6 $17) 32… Qb4 33. bxc6 bxc6) 32. Ne4 $1 $15 {[%cal Re4d6]}
Nxd1 (32… dxe4 {is interesting.} 33. Qxe3 gxf5 34. Qxg5 e3 35. Re1 cxb5 36.
Rc5 Qg6) 33. Nxd6 Nxf2 34. Nxe8 gxf5 35. Kxf2 Rxe8 36. bxc6 bxc6 37. Rxc6 {
[%mdl 4096] Endgame KR-KR} Re4 {aiming for …Kg7.} 38. Rf6 {The position is
equal.} f4 39. gxf4 gxf4 {Threatens to win with …Kg7.} 40. Rxf7 Rxd4 41. Kf3
Kg8 42. Rxf4 Rxf4+ 43. Kxf4 Kg7 44. Kf5 Kf7 {Precision: White = 43%, Black =
53%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Wang, Annie”]
[Black “Abrahamyan, Tatev”]
[Result “1/2-1/2”]
[ECO “E32”]
[WhiteElo “2321”]
[BlackElo “2366”]
[Annotator “TA”]
[PlyCount “76”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 22,76,0,0,38,29,39,0,0,0,0,0,0,-25,-18,-18,0,0,0,-12,-2,-8,0,-39,-18,
-44,17,-41,-42,-61,-14,-21,-22,-28,-29,-31,-6,-6,-6,-6,-6,-12,-11,-9,-8,-4,-6,
-17,-16,-10,0,-5,0,-15,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3
Bxc3+ 6. Qxc3 d5 7. e3 b6 8. Nf3 Bb7 9. b3 Nbd7 {E32: Nimzo-Indian: Classical
(4 Qc2): 4…0-0} 10. Be2 c5 11. O-O Rc8 12. Bb2 {LiveBook: 7 Games} Ba6 (12…
Ne4 13. Qc2 cxd4 14. exd4 Nd6 15. Nd2 Qf6 16. Rac1 Nf5 17. Qd3 {1/2-1/2 (63)
Yu,Y (2751)-Kryvoruchko,Y (2689) Riadh 2017}) 13. a4 cxd4 14. exd4 ({White
should try} 14. Nxd4 $14 dxc4 15. bxc4) 14… dxc4 $11 15. bxc4 $146 ({
Predecessor:} 15. Bxc4 Nd5 16. Qd3 Nb4 17. Qe2 {1/2-1/2 (29) Nataf,I (2480)
-Morrow,W (2454) ICCF email 2015}) 15… Nd5 {[%cal Bf6d5,Bd5f4,Bf4e2][%mdl 32]
} 16. Qc2 Nf4 17. Rfc1 Nxe2+ 18. Qxe2 Qc7 {[%cal Ra6c4]} 19. Nd2 Rfd8 20. Ra3
Nf8 21. Qe3 Ng6 22. h3 (22. a5 $5) 22… Bb7 23. Nf3 Qc6 (23… Qf4 $15) 24.
Qc3 (24. a5 $11) 24… f6 25. Qe3 Qe4 (25… Ba6 {looks sharper.} 26. Nd2 Nh4
27. Qg3 Nf5 28. Qg4 h5) 26. Qxe4 Bxe4 27. Nd2 Bb7 {And now …Nf4 would win.}
28. f3 Ne7 29. a5 {The position is equal.} Nf5 30. axb6 axb6 31. Ra7 Bc6 32.
Nb3 Ra8 33. Rca1 Ne3 {next …Rxa7 is good for Black.} 34. Nd2 Rxa7 35. Rxa7
Nc2 36. Nb3 Ne3 37. Nd2 Nc2 38. Nb3 Ne3 {Precision: White = 35%, Black = 52%.}
1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Foisor, Sabina-Francesca”]
[Black “Goletiani, Rusudan”]
[Result “1/2-1/2”]
[ECO “A40”]
[WhiteElo “2308”]
[BlackElo “2306”]
[Annotator “TA”]
[PlyCount “88”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 23,88,9,15,19,9,12,22,8,4,0,0,0,21,17,49,48,51,47,62,71,87,88,95,45,45,
11,41,37,126,139,288,289,289,283,290,279,279,279,276,275,278,227,239,236,244,
248,330,16,20,18,111,0,24,24,24,21,19,-247,-262,-241,0,0,0,-233,0,0,0]} 1. d4
e6 2. c4 f5 3. Nf3 Nf6 4. g3 c6 5. Bg2 d5 6. O-O Bd6 7. b3 Qe7 8. Bb2 b6 9. Qc1
Bb7 {A90: Dutch Defence: Miscellaneous and Modern Stonewall (with …Bd6)} 10.
Ba3 Nbd7 (10… Bxa3 11. Qxa3 Qxa3 12. Nxa3 Nbd7 13. Rac1 Ke7 14. cxd5 exd5 15.
Rfd1 a5 16. Ne1 Rhc8 17. Nd3 {1-0 (53) Duda,J (2663)-Lenderman,A (2626) Doha
2015}) 11. Bxd6 Qxd6 12. Qb2 O-O {LiveBook: 3 Games} 13. e3 Rac8 $146 ({
Predecessor:} 13… Ne4 14. Nbd2 Rac8 15. Rfd1 c5 16. Rac1 Rfd8 17. a3 {
1-0 (42) Monroy,C (2393)-Dijoux,F (2124) Saint Affrique 2008}) 14. Na3 Ne4 15.
Ne5 Qe7 16. f3 {Threatens to win with Nxd7.} Nef6 17. Rfe1 a5 (17… c5 {
looks sharper.} 18. Rad1 Rfe8 19. Rc1 Red8 20. Red1 a6) 18. Rac1 Nxe5 19. dxe5
Nd7 20. Red1 Kh8 21. Nc2 Ba6 22. Bf1 Bb7 23. a3 c5 24. Ne1 Bc6 25. f4 Ra8 (
25… Rfd8 $14) 26. Bg2 a4 (26… Rfd8 $16) 27. cxd5 $18 exd5 28. Bxd5 Bxd5 29.
Rxd5 axb3 30. Rcd1 ({Much less strong is} 30. Qxb3 Qe6 $18) 30… Ra7 31. Qxb3
Rb8 32. Qd3 Nf8 33. Nf3 b5 34. Qxf5 c4 35. Qg5 $2 (35. Qe4 $18) 35… Qxa3 $11
36. f5 {[%cal Bf4f5,Bf5f6][%mdl 32] Strongly threatening e6.} c3 (36… h6 $11
37. Qf4 c3) 37. Nd4 ({Only move:} 37. Ne1 $1 $16) 37… Qb2 38. f6 $1 {Rf1 is
the strong threat.} ({Avoid the trap} 38. Rd8 $2 Ra2 $1 $19 {[%mdl 512]}) 38…
c2 39. Nxc2 $1 Qxc2 {[#]} 40. Rd7 $2 {[%mdl 8192]} (40. e6 $1 $11 {[%mdl 512]
and White has nothing to worry.} Qc3 (40… Nxe6 41. Qe5) 41. e7 gxf6 42. Qf4 (
42. exf8=Q+ Rxf8 43. Qh6 Re8 $14)) 40… Rxd7 $19 41. Rxd7 {[%csl Gd7,Gf6]
[%cal Rg5g7]} Qc1+ $2 ({Black should play} 41… Ne6 $19 42. fxg7+ Kg8) 42. Kf2
$11 {[%csl Gd7,Gf6][%cal Rg5g7]} Qc2+ $2 (42… Qb2+ $11 43. Kf3 Ng6 44. fxg7+
Kg8 45. Rd8+ Rxd8 46. Qxd8+ Kxg7 47. Qd7+ Kh6 48. Qh3+ Kg7 49. Qd7+ Kh6 50.
Qh3+ Kg7 51. Qd7+) 43. Kg1 $19 {[%csl Gd7,Gf6][%cal Rg5g7]} Qc1+ $2 (43… Ne6
$19 44. fxg7+ Kg8) 44. Kf2 $11 {[%csl Gd7,Gf6][%cal Rg5g7]} Qc2+ {Precision:
White = 61%, Black = 29%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.19”]
[Round “2”]
[White “Feng, Maggie”]
[Black “Sharevich, Anna”]
[Result “1-0”]
[ECO “A06”]
[WhiteElo “2243”]
[BlackElo “2281”]
[Annotator “TA”]
[PlyCount “147”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 16,147,7,-7,0,-8,0,-6,18,6,6,-5,0,-14,0,-6,0,0,0,-12,6,7,0,0,46,0,1,6,
55,40,79,-34,35,30,51,66,214,227,276,43,44,40,67,37,79,66,70,67,122,111,158,
149,164,154,148,135,123,139,185,200,302,308,308,308,308,307,300,301,379,377,
376,372,355,350,368,288,288,294,296,293,265,272,293,293,307,307,630,404,404,
399,399,399,399,399,411,411,404,404,404,404,382,366,364,352,1293,1293,519,319,
11315,8675,12339,10361,11877,10038,5406,3214,4137,0,4145,4145,29980,4133,29981,
29982,29982,29983,29984,29983,29983,29984,29984,29985,29985,29986]} 1. Nf3 d5
2. g3 Bg4 3. Bg2 Nd7 4. c4 e6 {[%cal Be7e6,Be6d5][%mdl 32]} 5. cxd5 exd5 6. O-O
Ngf6 7. d3 {A07: Réti Opening: New York and Capablanca Systems} Bc5 8. Qc2 c6
9. e4 {LiveBook: 14 Games. The position is equal.} (9. Nbd2 {NOTEXT} O-O 10. h3
Bh5 11. g4 Bg6 12. Nh4) 9… dxe4 10. dxe4 Bxf3 11. Bxf3 O-O 12. Bf4 Qe7 13.
Nc3 Ne5 14. Bg2 Rfe8 {[#]} 15. Kh1 $146 ({Find the theoretical novelty and
annotate with similar games:} 15. Rad1) 15… Bd4 16. Rae1 Rad8 17. Be3 Bxe3
18. Rxe3 Qc5 19. Re2 Nd3 20. Rd2 Nb4 21. Qd1 $1 Qe7 22. f4 h5 23. h3 {[#]} ({
Better is} 23. a3 $16 Na6 24. e5) 23… Rxd2 (23… Nxa2 $1 $15 {[%mdl 512]}
24. Nxa2 Nxe4 25. Rxd8 (25. Bxe4 Qxe4+ 26. Kh2 Rxd2+ 27. Qxd2 Qc4 $17) 25…
Nxg3+ 26. Kg1 Rxd8) 24. Qxd2 $14 Rd8 25. Qe2 Qc5 {[#]} ({Black should try}
25… h4 $14) 26. a3 $1 $18 {[%cal Ra3b4]} Nd3 27. Rf3 $2 (27. e5 $18 Nxe5 28.
Qxe5) 27… Qd4 $14 28. e5 Nh7 29. Bf1 Nc5 30. b4 $36 {[%mdl 2048] White has
good play.} Ne6 31. Rd3 Qb6 (31… Qxd3 $14 32. Qxd3 Rxd3 33. Bxd3 h4) 32. Qxh5
$16 g6 33. Qd1 Rxd3 34. Qxd3 a5 35. bxa5 Qxa5 36. Ne4 Kg7 37. Nd6 Nc5 (37…
Qe1 {was necessary.} 38. Kg2 (38. Nxb7 Nd4 $18) 38… Nc7) 38. Qe3 $18 Nf8 39.
f5 {[%cal Bf4f5,Bf5f6][%mdl 32]} Ncd7 40. f6+ ({But not} 40. Nxb7 $6 Qd5+ 41.
Bg2 Qxe5 $18) 40… Kh7 41. Nxb7 Qxe5 42. Qxe5 Nxe5 {[%mdl 4096] Endgame
KBN-KNN} 43. a4 Nfd7 44. a5 c5 45. a6 c4 {Hoping for …c3.} 46. a7 Nb6 {
intending …c3.} 47. Na5 c3 48. Nb3 c2 49. Nc1 g5 50. Bg2 g4 $2 (50… Kg6 51.
a8=Q Nxa8 52. Bxa8 Kf5) 51. a8=Q Nxa8 52. Bxa8 gxh3 53. Be4+ Kh6 54. Bxc2 Ng4
55. Bf5 Nxf6 56. Bxh3 Kg5 57. Kg2 Nd5 58. Kf3 Ne7 59. Nd3 Nc6 $2 (59… Nd5 60.
Nf4 Nb6) 60. Bd7 Ne7 61. Nf4 f6 $2 (61… f5 62. Ne6+ Kg6) 62. Nh3+ Kg6 63. Ke4
Kf7 64. Nf4 Kg7 65. Be8 Kf8 66. Bd7 Kg7 67. Nd5 Ng8 68. Ne3 (68. Be6 $142 Nh6
69. Kf4 Kg6 70. Ne7+ Kh7 71. Nf5 Ng8 72. Bxg8+ Kxg8 73. g4) 68… Kg6 69. Nf5 {
White mates.} Kf7 70. Kf4 Kg6 71. Kg4 Kf7 72. Kh5 Ne7 73. Nxe7 Kxe7 74. Bf5 {
Precision: White = 68%, Black = 34%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Yu, Jennifer”]
[Black “Foisor, Sabina-Francesca”]
[Result “1-0”]
[ECO “B10”]
[WhiteElo “2367”]
[BlackElo “2308”]
[Annotator “TA”]
[PlyCount “143”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 23,143,0,2,0,6,0,0,-11,0,-2,0,0,0,-1,0,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
3,6,6,0,0,0,0,0,14,14,14,8,8,2,19,17,31,13,11,16,16,16,16,16,16,0,16,0,172,175,
183,143,143,143,143,143,143,143,143,143,143,89,92,92,92,81,81,81,143,143,81,81,
81,37,29949,29949,29962,29963,29962,29963,29961,29961,12543,11843,29965,29967,
29971,29973,29973,29974,29977,29975,29974,29975,29975,29975,29973,29976,29975,
29976,29982,29983,29983,29984,29984,29985,29988,29989,29989,29990,29990,29991]
} 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 g6 6. Nf3 Nxd5 7. Qb3 Nb6
8. Bb5+ Bd7 9. Ne5 e6 10. Nxd7 N8xd7 11. d4 Bg7 12. O-O O-O 13. Rd1 {B14:
Caro-Kann: Panov-Botvinnik Attack with 5…e6 and 5…g6} Nf6 14. Bg5 (14. a4
Nbd5 15. Bg5 Nxc3 16. bxc3 Qd5 17. Qxd5 exd5 18. f3 Rfc8 {1/2-1/2 (45)
Novosadova,K (2209)-Lintchevski,D (2574) Pardubice 2015}) 14… h6 $146 ({
Predecessor:} 14… Nbd5 15. Be2 Rb8 16. Bf3 Nxc3 17. bxc3 Qd6 18. Bh4 Qe7 19.
Bg3 Rbd8 20. Qxb7 Rd7 21. Qb4 Qxb4 22. cxb4 Nd5 23. Bxd5 Rxd5 24. Be5 Rfd8 25.
Bxg7 Kxg7 {1/2-1/2 (25) Woodhouse,S (1677)-Harman,K (1645) ICCF email 2015})
15. Bh4 {[%cal Bg5h4,Bh4g3,Bg3e5][%mdl 32] The position is equal.} g5 16. Bg3
Nbd5 17. Be5 Rc8 18. Be2 Qb6 19. Qxb6 (19. Bf3 {is interesting.} Rfd8 20. Qxb6
axb6 21. Rac1 Nxc3 22. bxc3 Nd5 23. Bxg7 Kxg7 24. c4) 19… axb6 20. Rac1 Nxc3
21. bxc3 Ne4 22. Bxg7 Kxg7 23. c4 Rfd8 24. Bf3 f5 25. Bxe4 fxe4 $11 {[%mdl
4096] Endgame KRR-KRR} 26. Kf1 b5 27. c5 Rd5 28. Ke2 Ra8 29. Rc2 Kf6 30. Ke3 e5
31. Kxe4 Rad8 32. Rcd2 Ke6 33. Ke3 Ra8 34. dxe5 Ra3+ 35. Rd3 Rxe5+ 36. Kf3 $1
Rf5+ 37. Kg3 Rxd3+ 38. Rxd3 {Threatens to win with Rd6+.} Rxc5 {KR-KR} 39. a3
h5 40. f3 Ke5 $2 (40… b4 $11 {and Black stays safe.} 41. axb4 Rc4) 41. h4 $1
$18 Kf5 42. hxg5 Kxg5 43. Rd7 Rc3 44. Rxb7 Rxa3 45. Rxb5+ Kg6 46. Re5 Rb3 47.
Kf4 (47. Re1 $142) 47… Rb4+ 48. Re4 Rb2 49. Kg3 Rb1 50. Ra4 Rb2 ({Better is}
50… Rh1 51. Rc4 Kg5 52. Rc5+ Kg6) 51. Ra6+ $16 Kf5 52. Ra5+ Kg6 53. f4 {
Hoping for Rg5+.} h4+ $2 {[%mdl 8192] [#]} (53… Rb1 $14) 54. Kh3 $1 Rf2 {[#]}
55. Rg5+ $1 Kf6 56. Rg4 Kf5 57. Rxh4 Ra2 58. g3 Kg6 59. Kg4 {White mates.} Ra8
60. f5+ Kf6 61. Rh6+ Kg7 62. Rb6 Kf7 63. Kg5 Rg8+ 64. Kf4 Ra8 65. g4 Ra4+ 66.
Kg5 Rc4 67. Rb7+ Kg8 68. f6 Ra4 69. Kf5 Ra5+ 70. Kg6 {[%cal Rb7b8]} Ra8 71.
Rg7+ Kf8 72. Rh7 {Precision: White = 69%, Black = 46%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Abrahamyan, Tatev”]
[Black “Feng, Maggie”]
[Result “0-1”]
[ECO “C03”]
[WhiteElo “2366”]
[BlackElo “2243”]
[Annotator “TA”]
[PlyCount “72”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 29,72,-27,-12,-23,-26,-62,-51,-87,-68,-138,-135,-134,-134,-143,-135,
-156,-163,-146,-145,-148,-140,-161,-114,-87,-87,-98,-94,-95,-67,-123,-125,-159,
-172,-234,-227,-227,-232,-352,-348,-347,-258,-256,-259,-1006,-994]} 1. e4 e6 2.
d4 d5 3. Nd2 Be7 4. Bd3 c5 5. Ngf3 Nf6 6. e5 Nfd7 7. c3 Nc6 8. O-O a5 9. Re1
cxd4 10. cxd4 Qb6 11. Nb1 {[%cal Bd2b1,Bb1c3,Bc3b5][%mdl 32] C06: French
Tarrasch: 3…Nf6 4 e5 Nfd7 5 Bd3 main lines} (11. a4 Nxd4 12. Nxd4 Qxd4 13.
Nf3 Qb6 14. Be3 Nc5 15. Bb5+ Bd7 16. Nd4 Bxb5 17. Nxb5 O-O 18. Qg4 Rfc8 {
0-1 (33) Naroditsky,D (2631)-So,W (2779) ICC INT 2015}) 11… Nxd4 12. Nxd4
Qxd4 13. Nc3 Qb6 14. Qg4 Kf8 15. Nb5 Nc5 {LiveBook: 3 Games} 16. Be3 {Hoping
for Rac1.} Bd7 17. a4 Qd8 18. Bc2 Rc8 $146 ({Predecessor:} 18… Bxb5 19. axb5
{0-1 (54) Calzetta Ruiz,M (2278)-Mkrtchian,L (2391) Varna 2002}) 19. Rad1 ({
White should try} 19. Nd4 $15) 19… Bxb5 $17 20. axb5 Nd7 {[%cal Bc5d7,Bd7e5,
Be5c4][%mdl 32]} 21. Bb3 {and if Bxd5 works, White does fine.} Nxe5 22. Qg3 Nc4
23. Bd4 Bf6 24. Bxf6 gxf6 ({Don’t do} 24… Qxf6 25. Bxc4 dxc4 26. Qa3+ Kg8 27.
Rd7 $15) 25. Qh4 {aiming for Bxc4.} Ke7 ({And not} 25… Nxb2 26. Qh6+ Ke8 27.
Rxd5 $11) 26. Qh5 Rc5 27. Bxc4 Rxc4 28. Rxd5 Qc7 29. Rdd1 (29. g3 $15) 29…
Rc5 30. Qh6 Rxb5 31. Rd3 {[#]} (31. g3 $142) 31… Rd8 $1 $19 {[%cal Rd8d3]} (
31… Rxb2 32. h4) 32. Rc3 Rc5 ({Resist} 32… Qe5 33. Kf1) 33. Rf3 {[#]} (33.
Rce3 $142) 33… Qe5 $1 {[%cal Re5e1][%mdl 512]} 34. Rfe3 (34. Rxe5 Rd1+) 34…
Qf5 35. h3 Rg8 36. Rb3 $2 (36. Qh4) 36… Qd5 {Precision: White = 38%, Black =
81%.} 0-1

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Derakhshani, Dorsa”]
[Black “Paikidze, Nazi”]
[Result “0-1”]
[ECO “B07”]
[WhiteElo “2306”]
[BlackElo “2352”]
[Annotator “TA”]
[PlyCount “134”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 17,134,-7,0,-42,-41,-48,-39,-80,-46,-49,-55,-49,-60,-64,29,21,27,15,18,
-21,-21,-23,-22,-41,-36,-34,-41,-38,-32,-29,0,0,0,0,0,-39,0,0,0,0,0,0,0,0,0,
-13,-12,-123,-131,-233,-230,-204,-218,-205,-210,-182,-124,-235,0,-218,-220,
-599,-599,-579,-576,-591,-585,-703,-378,-550,-378,-378,-378,-378,-378,-504,
-493,-420,-269,-636,-560,-602,-597,-618,-573,-524,-541,-514,-481,-1051,-1047,
-1067,-940,-767,-591,-767,-767,-861,-550,-621,-523,-577,-458,-873,-850,-722,
-767,-1623,-1339,-29978,-29979,-29979,-29980,-29980,-29981,-29981,-29982,
-29986,-29987]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5
Be6 7. O-O-O+ Kc8 8. Nf3 Nbd7 9. Bh4 h6 {LiveBook: 9 Games} 10. Nd2 {B07: Pirc
Defence: Miscellaneous Systems} (10. Bxf6 gxf6 11. Nh4 c6 12. Be2 Bc5 13. Rhf1
h5 14. Nf5 Kc7 15. h4 Rhg8 16. g3 b5 17. Rd3 Bb6 {1/2-1/2 (37) Pap,M (2509)
-Popovic,D (2564) Vrnjacka Banja 2010}) 10… Bb4 11. Ndb1 c6 $146 ({Find the
theoretical novelty and annotate with similar games:} 11… b5 12. a3 Bc5 13.
Bd3 Ng4 14. Rdf1 g5 15. h3 Rg8 16. hxg4 gxh4 17. Rxh4 Rxg4 18. Rxg4 Bxg4 {
1/2-1/2 (47) Nunes,M (1457)-Caporale,G (1746) Sao Paulo 2014}) 12. Bd3 {
Black is slightly better.} Kc7 13. a3 Bc5 14. Nd2 a5 15. Bc4 a4 ({Better is}
15… Bxc4 $15 16. Nxc4 b5 17. Bxf6 gxf6) 16. Bxe6 $11 fxe6 17. Nf3 Nh5 18. Rd2
(18. g4 $5 {[%cal Rg4h5]} g5 19. gxh5 gxh4 20. Nxh4 $11) 18… g5 19. Rhd1 Rhd8
20. Bg3 Nxg3 21. hxg3 g4 22. Ne1 Bd4 23. Nd3 Nf6 {Threatens to win with …
Bxc3.} 24. Re2 Rg8 25. Rh1 h5 26. Nd1 c5 27. c4 Rad8 28. Kc2 b5 29. cxb5 Kb6
30. Nc3 Ra8 31. Rb1 Ne8 32. Ne1 (32. Rh1 $11 Rg5 33. Rd2) 32… Nd6 $17 33. Kd3
(33. Nd3 $17) 33… c4+ $19 ({Much less strong is} 33… Nxb5 34. Nxb5 Kxb5 35.
Nc2 $17) 34. Kd2 Nxb5 35. Nxb5 Kxb5 36. Nc2 Kc5 (36… Rad8 $19 {And now …
Bxf2+ would win.} 37. Ke1 Rh8) 37. Nb4 (37. Ne3 $17 {was worth a try.}) 37…
Kb5 $2 ({Black should try} 37… Raf8 $19 38. Na2 Rxf2 39. Rxf2 Bxf2) 38. Ke1
$2 {[#]} (38. Nc2 $1 $11) 38… Rh8 $1 39. Rc2 $2 (39. Na2) 39… h4 40. gxh4
Rxh4 41. Rbc1 Rf8 {( -> …Rh1+)} 42. Re2 Rh1+ 43. Kd2 Rxc1 44. Kxc1 Bxf2 {
[%mdl 4096] Endgame KRB-KRN} 45. Na2 Bd4 46. Kc2 Rf1 47. Nc3+ Bxc3 48. Kxc3 $2
{KR-KR} (48. bxc3 g3 49. Rd2) 48… Rg1 49. Kd2 Kc5 50. Ke3 Rf1 51. Rd2 Re1+
52. Kf2 Rxe4 53. Kg3 (53. Rd8 $142 Rf4+ 54. Ke3) 53… Rd4 54. Re2 Kd5 55. Kh4
Rf4 56. g3 Rd4 57. Kg5 {[#]} c3 $1 58. bxc3 Rd3 59. c4+ Kd4 60. Kxg4 (60. c5
$142 Kxc5 61. Kxg4) 60… Rxa3 61. c5 Rc3 62. Ra2 Kxc5 63. Rxa4 Rc4+ {Black
mates.} 64. Rxc4+ Kxc4 65. Kf3 {[#]} Kd3 $1 66. Kf2 e4 67. g4 Kd2 {Precision:
White = 38%, Black = 74%.} 0-1

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Goletiani, Rusudan”]
[Black “Wang, Annie”]
[Result “0-1”]
[ECO “A13”]
[WhiteElo “2306”]
[BlackElo “2321”]
[Annotator “RC”]
[PlyCount “110”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]
[TimeControl “40/5400+30:1800+30”]

1. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:01]} Nf6 {
[%emt 0:00:07]} 3. b3 {[%emt 0:00:39]} d5 {[%emt 0:00:43]} 4. e3 {[%emt 0:00:
13]} Be7 {[%emt 0:00:53]} 5. g3 {[%emt 0:01:17]} c5 {[%emt 0:01:24]} 6. Bg2 {
[%emt 0:00:59]} O-O {[%emt 0:00:53]} 7. O-O {[%emt 0:00:59]} b6 {[%emt 0:00:26]
} 8. Bb2 {[%emt 0:01:56]} Bb7 {[%emt 0:00:46]} 9. Nc3 {[%emt 0:08:01]} Nc6 {
[%emt 0:03:17]} 10. cxd5 {[%emt 0:00:32]} Nxd5 {[%emt 0:05:24]} 11. Nxd5 {
[%emt 0:01:21]} exd5 {[%emt 0:00:12]} 12. d4 {[%emt 0:00:21]} Ba6 {[%emt 0:09:
11]} 13. Re1 {[%emt 0:01:25]} c4 {[%emt 0:10:40]} 14. e4 {[%emt 0:25:48]} Bb4 {
[%emt 0:14:59]} 15. exd5 {[%emt 0:07:49]} Ne7 {[%emt 0:12:44]} 16. d6 {[%emt 0:
08:05]} Qxd6 {[%emt 0:03:26]} 17. Nd2 {[%emt 0:00:14]} Rac8 {[%emt 0:09:21]}
18. bxc4 {[%emt 0:02:56]} Bxc4 {[%emt 0:01:29]} 19. Nxc4 {[%emt 0:07:04]} Rxc4
{[%emt 0:00:08]} 20. Re5 {[%emt 0:03:02]} Ng6 {[%emt 0:01:58]} 21. Re3 {
[%emt 0:03:52]} Qc7 {[%emt 0:03:08]} 22. d5 {[%emt 0:04:19]} Bc5 {[%emt 0:02:
52]} 23. Re2 {[%emt 0:02:58]} Rc8 {[%emt 0:00:54]} 24. Qd3 {[%emt 0:03:36]} Bb4
{[%emt 0:01:35]} 25. Rd1 {[%emt 0:00:51]} Rd8 {[%emt 0:01:04]} 26. h4 {[%emt 0:
02:26]} Nf8 {[%emt 0:03:44]} 27. a3 {[%emt 0:03:35]} Bd6 {[%emt 0:00:31]} 28.
Rde1 {[%emt 0:04:34]} b5 {[%emt 0:01:02]} 29. h5 {[%emt 0:00:45]} h6 {[%emt 0:
01:03]} 30. Re4 {[%emt 0:00:50]} a6 {[%emt 0:04:52]} 31. Bf1 {[%emt 0:00:23]}
Rxe4 {[%emt 0:00:58]} 32. Rxe4 {[%emt 0:00:15]} Nd7 {[%emt 0:00:47]} 33. Qe2 {
[%emt 0:02:19]} Qb8 {[%emt 0:01:12]} 34. Bh3 {[%emt 0:00:31]} Nb6 {[%emt 0:02:
34]} 35. Bg2 {[%emt 0:02:23]} Nc4 {[%emt 0:00:26]} 36. Bd4 {[%emt 0:00:26]}
Bxa3 {[%emt 0:00:21]} 37. Rg4 {[%emt 0:00:59]} Bf8 {[%emt 0:00:10]} 38. Qa2 {
[%emt 0:00:42]} Qc8 {[%emt 0:01:58]} 39. Bh3 {[%emt 0:00:02]} Qb7 {[%emt 0:00:
10]} 40. Qa1 {[%emt 0:00:42]} f5 {[%emt 0:30:46]} 41. Rg6 {[%emt 0:30:36]} Nd6
{[%emt 0:00:23]} 42. Bg2 {[%emt 0:00:00]} Rd7 {[%emt 0:00:00]} 43. Qc1 {
[%emt 0:00:00]} Kh7 {[%emt 0:00:00]} 44. g4 {[%emt 0:00:00]} fxg4 {[%emt 0:00:
00]} 45. Rxg4 {[%emt 0:00:00]} Rf7 {[%emt 0:00:00]} 46. Qc2+ {[%emt 0:00:00]}
Kg8 {[%emt 0:00:00]} 47. Qg6 {[%emt 0:00:00]} Qc8 {[%emt 0:00:00]} 48. Bh3 {
[%emt 0:00:00]} Nf5 {[%emt 0:00:00]} 49. Bf6 {[%emt 0:00:00]} Qc2 {[%emt 0:00:
00]} 50. Rg3 {[%emt 0:00:00]} Qd1+ {[%emt 0:00:00]} 51. Kh2 {[%emt 0:00:00]}
Nxg3 {[%emt 0:00:19]} 52. Be6 {[%emt 0:02:07]} Qxh5+ {[%emt 0:00:27]} 53. Qxh5
{[%emt 0:00:20]} Nxh5 {[%emt 0:00:06]} 54. Be5 {[%emt 0:00:11]} Bc5 {[%emt 0:
00:29]} 55. d6 {[%emt 0:01:45]} Nf6 {[%emt 0:00:25]} 0-1

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Sharevich, Anna”]
[Black “Krush, Irina”]
[Result “1-0”]
[ECO “A46”]
[WhiteElo “2281”]
[BlackElo “2422”]
[Annotator “TA”]
[PlyCount “83”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 13,82,56,24,33,58,29,43,13,25,6,-5,0,14,16,18,17,14,-27,-18,-8,9,23,25,
17,17,27,27,28,42,33,44,49,46,53,47,50,39,51,50,50,63,58,64,70,112,77,154,141,
326,123,566,581,524,510,648,641,959,1069,1055,1016,29980,29981,29981,29980,
29995,5397,29997,29998,29998,29999,29999]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3
Bb7 5. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4e5][%mdl 32]} c5 6. Nc4 d5 {A47: 1 d4 Nf6 2
Nf3 b6: Torre, London and Colle Systems} 7. Nce5 Bd6 $1 {LiveBook: 3 Games} 8.
Bb5+ Ke7 {White is slightly better.} 9. c3 (9. Ng5 Rf8 10. O-O a6 11. Be2 h6
12. Ngf3 Nc6 13. dxc5 bxc5 14. c4 Nxe5 15. Bxe5 Bxe5 16. Nxe5 {1/2-1/2 (57)
Nguyen,N (2630)-Socko,B (2593) Riadh 2017}) 9… Qc7 10. Ng5 Rf8 $1 11. Qc2
$146 ({Predecessor:} 11. O-O h6 12. Ngf3 a6 13. Bd3 Nbd7 14. Qe2 Rfe8 15. Nxd7
Nxd7 {1/2-1/2 (15) Karlik,V (2332)-Zpevak,P (2433) Moravia 2002}) 11… h6 12.
Ngf3 c4 13. Qe2 Nc6 14. Bxc6 Bxc6 15. g4 Be8 16. Nd2 Ng8 17. Bg3 $1 f6 18. Nef3
Bg6 19. e4 {exd5 is the strong threat.} Bxg3 20. hxg3 {aiming for exd5.} Kf7
21. Nh4 Bxe4 22. Nxe4 dxe4 23. Qxe4 {Strongly threatening Qg6+.} Ne7 24. O-O
Qc6 25. Qe2 b5 26. Rae1 Nd5 27. Qe4 Ne7 28. Qc2 Rfd8 29. Re3 Rd6 (29… Nd5
$142) 30. Rfe1 Nd5 $2 {[#]} (30… Kg8 $16 {was necessary.}) 31. R3e2 $2 (31.
Qg6+ $1 $18 Kf8 32. R3e2) 31… a5 $2 {[%mdl 8192]} (31… Kg8 $16 {is tougher.
}) 32. Qg6+ $18 Kf8 33. f4 Ne7 34. Qh7 Re8 {[#]} 35. g5 $1 {[%mdl 512]} hxg5 (
35… fxg5 36. fxg5) 36. fxg5 Qd5 37. gxf6 gxf6 {[#]} 38. Re5 $1 {[%mdl 512]}
Qc6 {[#]} (38… fxe5 39. Rf1+) 39. Rh5 (39. Rg5 $142 $1 {[%mdl 512]} Qg2+ (
39… fxg5 40. Rf1+) 40. Kxg2 Rb8 41. Qh8+ Ng8 42. Rxg8+ Kf7 43. Qh7#) 39…
Rd5 40. Qh8+ {White mates.} Ng8 41. Ng6+ Kf7 42. Qh7# {Precision: White = 59%,
Black = 34%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.20”]
[Round “3”]
[White “Gorti, Akshita”]
[Black “Zatonskih, Anna”]
[Result “1/2-1/2”]
[ECO “A06”]
[WhiteElo “2252”]
[BlackElo “2444”]
[Annotator “TA”]
[PlyCount “134”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 19,134,0,15,-12,27,-13,0,0,0,0,0,0,9,0,0,0,14,13,8,16,17,-14,25,27,22,5,
24,0,0,0,0,-15,16,25,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-13,0,
0,0,0,0,0,0,0,0,0,0,0,0,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-28,0,0,0,-16,0,-8,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,-16,0,0,0,0,0]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. b3
c5 5. Bb2 Nc6 6. cxd5 exd5 7. Bb5 Bd6 8. O-O O-O {A13: English Opening: 1…e6}
9. d4 cxd4 10. Nxd4 Bc7 {LiveBook: 3 Games} 11. Nd2 Qd6 $146 {[%csl Gc7][%cal
Rd6h2] [#]} (11… Nxd4 {keeps more tension.} 12. Bxd4 Qd6 13. g3 Bf5 14. Nf3
a6) ({Predecessor:} 11… Nxd4 12. Bxd4 Qd6 13. g3 Bh3 14. Re1 Rac8 15. Bf1 Bg4
16. Be2 {1/2-1/2 (55) Eljanov,P (2755)-Wei,Y (2706) Wijk aan Zee 2017}) 12. g3
(12. N2f3 {is interesting.} Bg4 13. Bxc6 bxc6 14. Qc2 Bxf3 15. Nxf3 Rac8 16. g3
) 12… Bh3 13. Re1 Bb6 14. Nxc6 bxc6 15. Bd3 h6 16. Qc2 Rfe8 17. Rac1 Rac8 18.
Bf5 Bxf5 19. Qxf5 Qe6 20. Qd3 Ng4 21. b4 f6 22. Bd4 Ne5 23. Qf1 Qg4 24. f4 Nf7
25. Qd3 Nd6 (25… Bxd4 {looks sharper.} 26. Qxd4 h5 27. e4 h4 28. Qd3 hxg3 29.
hxg3 g5) 26. Bxb6 axb6 27. e4 Nxe4 28. Nxe4 dxe4 29. Rxe4 Rxe4 30. Qxe4 $11 {
[%mdl 4096] Endgame KQR-KQR} Qd7 31. Re1 c5 32. bxc5 bxc5 33. Qc4+ Kh8 34. a4
Qa7 35. Rc1 Qa5 36. Rc2 Rd8 37. Rc1 Rd4 38. Qe6 Rd8 39. Qc6 Rb8 40. Qxc5 Qxa4
41. Re1 Qa8 {[#] …Rb2 is the strong threat.} 42. Qe3 Rc8 43. Qe7 Qa5 44. Qe3
Rc3 45. Qf2 Kh7 46. Rd1 f5 47. Qd4 Rc2 48. Qd5 Qa7+ 49. Kh1 Rc5 50. Qd4 Qb7+
51. Kg1 Rc2 {[%csl Gc2][%cal Rb7g2]} 52. Qd5 $1 {[%cal Rd5b7]} Qb6+ 53. Qd4 Qe6
54. Qd3 Re2 55. Rb1 {The position is equal.} Re3 (55… Kg6 {with more
complications.} 56. Rb3 h5 57. Qf3 Rc2 58. Qe3 Qd7) 56. Qd4 Re2 {( -> …Qa2)}
57. Qd3 Re4 58. Rb5 Qa2 59. Rb1 Qa7+ 60. Kh1 Qa8 {[%cal Re4e1]} 61. Kg1 Qc6 62.
Qb5 Qe6 63. Qd3 h5 64. Qf3 Kh6 65. Qf2 {Black must now prevent Rb6.} g6 66. Qb2
{[%cal Rb2h8]} Re1+ 67. Rxe1 Qxe1+ {Precision: White = 61%, Black = 58%.}
1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Zatonskih, Anna”]
[Black “Derakhshani, Dorsa”]
[Result “1-0”]
[ECO “D94”]
[WhiteElo “2444”]
[BlackElo “2306”]
[Annotator “TA”]
[PlyCount “109”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 16,109,8,9,10,42,43,34,39,48,41,40,75,64,64,62,111,85,106,118,127,114,
139,135,179,179,190,93,249,136,175,204,220,210,254,252,252,249,252,221,218,247,
237,235,274,183,379,368,357,322,368,285,277,224,228,216,216,161,319,321,290,0,
239,0,272,85,93,93,119,118,119,119,174,150,169,152,176,170,170,161,166,166,207,
206,360,345,391,381,461,479,461,461,445,476,685,608]} 1. d4 Nf6 2. c4 g6 3. Nc3
d5 4. e3 Bg7 5. Nf3 O-O 6. Bd2 c5 7. dxc5 Na6 8. cxd5 Nxd5 9. Bxa6 {LiveBook:
3 Games. aiming for Be2. D94: Grünfeld: 4 Nf3 Bg7 5 e3} bxa6 10. Na4 a5 11. O-O
{White is slightly better.} Ba6 12. Re1 Qc7 $146 ({Predecessor:} 12… Nb4 13.
Bc3 Bxc3 14. Nxc3 Qc7 15. Nd5 Qxc5 16. Nxb4 Qxb4 {1/2-1/2 (42) Ilinsky,
V-Dvoirys,S (2485) Barnaul (Russia) 1984}) 13. a3 Bb5 14. Rc1 Rfd8 15. Qc2 e5
16. b3 Rac8 17. Nb2 {[%cal Ba4b2,Bb2c4,Bc4d6][%mdl 32]} Ne7 18. e4 Nc6 19. Nc4
Bf8 20. Bg5 Rd7 21. Qb2 (21. Ne3 $1 $18) 21… Nd4 $2 {[#]} (21… Bxc4 $16 22.
Rxc4 Bg7) 22. Nxd4 (22. Nfxe5 Bg7 $14) (22. Nd6 $1 $18 Nxf3+ 23. gxf3) 22…
Rxd4 23. Nd6 Rb8 24. Be3 Bxd6 25. cxd6 Qxd6 26. Bxd4 exd4 27. Qd2 d3 28. a4 Ba6
29. Rc3 Qd4 30. h3 Re8 $2 (30… Rb6 31. Kh1 Qb4) 31. Rc6 $18 Bb7 32. Rc4 Qd6
33. Re3 Rd8 34. Rc3 Ba6 35. Rc1 Qa3 36. Rc6 Bb7 $2 (36… Qb4 {keeps fighting.}
37. Qxb4 axb4) 37. Rc3 ({Much less strong is} 37. Qxa5 $6 Rd4 $18) 37… Ba6
38. Rc6 Bb7 39. Rc3 Ba6 40. Rexd3 $2 (40. e5 $18) 40… Bxd3 41. Rxd3 {[%mdl
4096] Endgame KQR-KQR} Qa1+ 42. Kh2 Qe5+ 43. g3 Re8 (43… Rxd3 $16 {was
necessary.} 44. Qxd3 h5) 44. Rd4 h5 45. h4 Kg7 46. Qe3 Qc5 47. Kg2 Rb8 {[#]}
48. Rd3 $1 Qe5 49. Rd5 Qe6 $2 (49… Qb2 50. Qxa7 Rxb3) 50. Qd4+ Kh7 51. Rxa5
Rxb3 {intending …Qg4.} 52. Rxa7 {And now Ra8 would win.White is clearly
winning.} Rb8 53. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Re8 54. Rd7 Kh6 (54… Qxe4+
$142 55. Qxe4 Rxe4 56. Rxf7+ Kh6) 55. a6 {Precision: White = 68%, Black = 44%.}
1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Abrahamyan, Tatev”]
[Black “Goletiani, Rusudan”]
[Result “1-0”]
[ECO “B43”]
[WhiteElo “2366”]
[BlackElo “2306”]
[Annotator “TA”]
[PlyCount “59”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 18,59,56,39,67,0,2,0,0,-26,3,0,66,85,75,106,105,108,131,142,234,243,341,
322,290,204,482,468,577,499,486,450,444,465,702,691,2308,2299,2284,2280,2231,
2103,1833,1781]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6
7. Nf3 Nc6 8. O-O Qb8 9. e5 {B43: Sicilian: Kan Variation: 5 Nc3} (9. Bg5 Nge7
10. a4 b4 11. Ne2 Ng6 12. Ned4 Nxd4 13. Nxd4 Bd6 14. Qh5 Nf4 15. Bxf4 Bxf4 16.
Nf3 O-O {1-0 (53) Ponomariov,R (2706)-Svidler,P (2759) Almaty 2016}) 9… Bb7
10. Re1 {LiveBook: 6 Games} f5 $146 ({Find the theoretical novelty and
annotate with similar games:} 10… Nge7 11. h4 h6 12. h5 Nc8 13. Bf4 Nb6 14.
a4 b4 15. Ne4 Nd5 16. Bg3 Be7 {1-0 (50) Simacek,P (2480)-Mahjoob,M (2419)
Marianske Lazne 2006}) 11. a4 (11. exf6 $14 Nxf6 12. a4) 11… b4 $11 12. Nb1
Bc5 13. Nbd2 Na5 14. Ng5 {[%cal Bf3g5,Bg5h3,Bh3f4,Bf4g6][%mdl 32]} Be7 ({
Better is} 14… Qa7 $11 15. Qh5+ g6) 15. Nb3 $36 {[%mdl 2048] Black is under
strong pressure.} Nxb3 16. cxb3 Qd8 17. Nh3 Qa5 18. Bc4 Bf8 {[#]} (18… Qc5
$16 {was called for.} 19. Be3 Qc6) 19. Bg5 $1 $18 Ne7 (19… Be7 $142 20. Qd2
Qc7) 20. Nf4 g6 21. Qd2 Bc6 $2 (21… Nd5 22. Rad1 Rc8 23. Nxd5 (23. Bxd5 Bxd5
24. Nxd5 Qxd5 $18) 23… Bxd5 24. Bxd5 Qxd5 25. Qxd5 exd5) 22. Rac1 {White is
clearly winning.} Qb6 23. Red1 h6 24. Bxe7 Bxe7 25. Nxg6 Bg5 (25… Rh7 $142
26. Nxe7 Rxe7 27. Qxh6 O-O-O) 26. Qd6 {Bxe6 is the strong threat.} Rg8 {[#]}
27. Bxe6 $1 {[%mdl 512] Rxc6 would kill now.} Rxg6 {[#]} (27… dxe6 28. Qxe6+)
28. Rxc6 $1 {[%mdl 512]} Qxc6 29. Bxd7+ Kd8 30. Bxc6+ {Precision: White = 67%,
Black = 27%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Paikidze, Nazi”]
[Black “Sharevich, Anna”]
[Result “1-0”]
[ECO “B11”]
[WhiteElo “2352”]
[BlackElo “2281”]
[Annotator “TA”]
[PlyCount “53”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 10,53,58,8,62,0,21,-3,57,14,83,0,7,0,2,13,-2,0,0,-5,22,43,26,26,40,24,
43,8,19,0,196,177,168,170,133,39,47,33,41,83,616,607,29983,29984,29995,29996]}
1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 d4 6. Ne2 {LiveBook: 4 Games}
e6 {B11: Caro-Kann: Two Knights Variation} (6… e5 $11) 7. d3 (7. Qb3 $14)
7… Nf6 (7… Qb6 8. a3 Nd7 9. Ng1 Bd6 10. Qe2 Ne7 11. Nf3 c5 12. g3 Nc6 13.
Bg2 O-O 14. O-O Qc7 15. Bd2 Rfe8 16. b4 a6 17. Rfb1 Red8 18. bxc5 Nxc5 19. e5
Bxe5 {1/2-1/2 (19) Pfretzschner,R (2546)-Brodda,W (2592) ICCF email 2011}) 8.
g4 Na6 $146 (8… Qb6 $11) ({Predecessor:} 8… Nbd7 9. g5 Ng8 10. Bg2 Bb4+ 11.
Kf1 Qb6 12. h4 Qc5 13. a3 Qxc2 14. Nxd4 Qa4 15. b3 {1-0 (48) Apaydin,F (2200)
-Uzuner,T (2166) Safranbolu 2009}) 9. Bg2 Qa5+ (9… Nb4 $11 10. Kd1 c5) 10. c3
({White should try} 10. Bd2 $16 Qb6 11. Rb1) 10… Rd8 11. O-O dxc3 12. bxc3
Nc5 13. d4 Ncxe4 14. c4 Nd2 (14… Be7 {looks sharper.} 15. Qd3 Nd6 16. c5 Nc8
17. Rb1 Rd7) 15. Bxd2 $1 Qxd2 16. Rfd1 Qg5 17. Qb3 Rd7 18. d5 $1 {[%cal Rd5c6]}
cxd5 19. cxd5 e5 $2 ({Don’t play} 19… exd5 20. Rac1 $16) (19… Nxd5 $11 20.
Bxd5 exd5) 20. Rac1 $18 {[%mdl 1024] White has strong compensation.} Be7 21.
Rc8+ Bd8 {[#]} 22. Qa3 (22. Qb4 $1 $16) 22… h5 $14 23. f4 $1 $36 {[%cal
Rf4g5][%mdl 2048] Black is under pressure.} exf4 24. Nd4 {Intending Re1+ and
mate.} Qe5 $2 {[%mdl 8192]} (24… Ng8 $16) 25. Nf5 $18 {[%cal Rf5g7]} Nxd5 26.
Bxd5 Rxd5 27. Qa4+ {Precision: White = 47%, Black = 18%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Wang, Annie”]
[Black “Yu, Jennifer”]
[Result “1-0”]
[ECO “A52”]
[WhiteElo “2321”]
[BlackElo “2367”]
[Annotator “TA”]
[PlyCount “213”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 27,213,31,26,18,58,13,50,12,115,118,103,111,97,81,81,55,60,57,100,66,68,
32,37,34,33,33,48,57,50,52,73,76,56,58,118,113,114,100,122,98,259,212,186,178,
258,233,281,208,200,92,171,160,176,170,167,16,70,89,81,139,118,37,45,46,53,56,
60,59,84,0,58,-17,-28,-107,-130,-141,-87,-83,89,89,89,89,127,127,127,127,127,
120,120,8,8,8,8,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,108,108,108,108,
108,108,108,108,108,108,108,108,108,108,108,108,108,0,0,0,108,108,108,108,127,
108,545,397,207,182,568,226,744,725,608,572,744,744,744,737,715,652,29976,
29977,29977,29978,29978,29978,29978,29979,29979,29974,29983,29984,29984,29985,
29985,29986,29986,29987,29987,29988,29988,29988,29988,29988,29995,29996,29996,
29997,29997,29998]} 1. d4 {[%cal Bd2d4,Bd4e5][%mdl 32]} Nf6 2. c4 e5 3. dxe5
Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Qe7 7. e3 Ngxe5 8. Nxe5 Nxe5 9. Be2 O-O 10.
a3 Bxd2+ 11. Qxd2 d6 12. O-O b6 13. b4 Bb7 14. Rac1 {A52: Budapest Gambit} (14.
Rfc1 Nd7 15. Qb2 Rab8 16. Qc3 f5 17. h3 g5 18. Bh2 Rf6 19. Rab1 Be4 20. Bd3
Rbf8 21. Re1 g4 {0-1 (31) Hilby,C (2419)-Jacobson,B (2329) Charlotte 2018})
14… Nd7 {LiveBook: 5 Games} 15. Rfd1 f5 16. h3 {White is slightly better.}
Rae8 $146 ({Predecessor:} 16… a5 17. Qb2 axb4 18. axb4 g5 19. c5 gxf4 20.
Bc4+ Rf7 21. c6 Bxc6 22. Bxf7+ Qxf7 23. Rxc6 {1-0 (30) Stelzer,H-Pirrot,D
Germany 1987}) 17. Qd4 Qf6 (17… Kh8 $11) 18. Qxf6 $16 Rxf6 19. c5 bxc5 20.
Bb5 c6 21. Bc4+ d5 22. bxc5 Re4 23. Bd3 Ra4 24. Rc3 (24. Bd6 {is more complex.}
Ba6 25. Bc2 Ra5 26. Bb3 Bb5 27. Rb1) 24… Ba6 25. Bxa6 Rxa6 26. Rb1 h6 27. Rb7
Rf7 28. Bd6 Nf6 29. Rb8+ Kh7 30. f3 g5 (30… Nh5 $14) 31. Rcb3 Kg6 32. Rd8 h5
33. Be5 f4 $2 (33… Re7 $16 34. Bb2 Re6) 34. exf4 gxf4 35. Bxf4 Kf5 (35… Ra4
{was called for.}) 36. Bd6 $18 h4 37. Rh8 Ra4 38. f4 (38. Re3 $18) 38… Rc4 (
38… Ke4 $16 {keeps fighting.}) 39. Rxh4 Rc1+ 40. Kh2 Rc2 41. Rh8 $2 (41. Re3
$18 {Threatening mate with Re5+.} Ne4 42. Be5) 41… Rg7 (41… d4 $11) 42. Rg3
$14 Rxg3 43. Kxg3 $16 {[%mdl 4096] Endgame aiming for Rf8. KRB-KRN} Ne4+ 44.
Kf3 (44. Kh2 $16) 44… Rc3+ 45. Ke2 {Threatens to win with g4+.} Ng3+ 46. Kf2
Rxa3 47. Rf8+ Ke4 48. Be5 (48. Re8+ $1 $16 Kd4 49. h4) 48… Nf5 ({Better is}
48… Nh5 $11) 49. Rb8 (49. Bb2 $14 Ra2 50. Re8+ Kd3 51. Rb8) 49… d4 $11 50.
Rb2 (50. Re8 $11) 50… Ne3 $17 {White must now prevent …Nd1+.} 51. Re2 Ra1 (
{Black should play} 51… a5 $1 52. g4 a4) 52. Rd2 Ra4 $2 (52… Rd1 $1 $17 {
[%cal Rd1d2] and life is bright.} 53. Rxd1 Nxd1+ 54. Ke2 Ne3) 53. Bxd4 $1 $16
Rxd4 {KRN-KR} 54. Re2 Rd3 {[#]} 55. f5 $1 {[%mdl 512]} Kxf5 {Strongly
threatening …Nc4.} 56. Rxe3 {KR-KR} Rd5 57. Rc3 a5 58. g4+ (58. Ke3 $1 $16)
58… Kf4 $1 $11 59. Rc4+ Kg5 60. Rc3 {Black should prevent Kg3.} Kh4 61. Ke2
a4 62. Kf2 Rd8 63. Ra3 Rd4 64. Rc3 Rd5 65. Ke2 Rd8 66. Rd3 Ra8 67. Ra3 Ra5 68.
Kd2 {Threatening Kc3.} Rxc5 69. Kd3 Rb5 70. Kc4 Re5 71. Kb4 Rb5+ (71… Re4+ $1
$11 72. Kc5 Re8) 72. Kxa4 $16 Rb1 73. Rb3 Rc1 74. Re3 Rb1 75. Rc3 c5 {[%cal
Bc6c5,Bc5c4][%mdl 32] [#]} 76. Rb3 $1 {[%cal Rb3b1]} ({Reject} 76. Rxc5 $6 Kxh3
77. Rg5 Rg1 $11) 76… Rc1 {[#]} 77. Kb5 $1 Kg5 78. Rf3 Kh4 79. Rd3 Rc2 80. Kc6
(80. Re3 $16) 80… c4 $11 81. Re3 {Kc5 is the strong threat.} Rf2 (81… Rd2
$11 {remains equal.}) 82. Kc5 $16 Rf4 83. Rc3 Re4 84. Kb4 ({Much worse is} 84.
Rxc4 $6 Re3 $11) 84… Kg5 $2 {[%mdl 8192]} (84… Rd4 $16 {is tougher.} 85.
Rxc4 Rd8) 85. Rxc4 $18 Re8 (85… Re3 $142 86. Rc5+ Kh6) 86. Rc5+ Kf4 $2 (86…
Kf6 {is more resistant.} 87. h4 Rh8) 87. Rh5 $2 (87. Rf5+ Kg3 88. Rh5) 87…
Rc8 $2 (87… Re4+ 88. Kc5 Re6) 88. g5 {[%cal Bg4g5,Bg5g6][%mdl 32]} Kf5 89. h4
{[%cal Bh3h4,Bh4h5][%mdl 32]} Rc1 90. Rh6 Rc8 91. g6 Kf6 92. h5 Kg7 93. Rh7+ {
White mates.} Kg8 94. Rd7 Rc6 95. Kb5 Rf6 96. Kc4 Ra6 97. Kd5 Ra1 98. h6 {
[%cal Rd7d8]} Rd1+ 99. Ke6 Re1+ 100. Kf5 Rf1+ 101. Ke4 Re1+ 102. Kf3 Re8 103.
Kg4 Ra8 104. Kf5 Rf8+ 105. Kg5 Ra8 106. h7+ Kh8 107. Kh6 {Precision: White =
61%, Black = 42%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Foisor, Sabina-Francesca”]
[Black “Gorti, Akshita”]
[Result “1-0”]
[ECO “D31”]
[WhiteElo “2308”]
[BlackElo “2252”]
[Annotator “TA”]
[PlyCount “65”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 14,65,31,22,22,27,29,11,27,-25,-10,-18,-16,-13,7,0,8,8,15,0,41,64,41,42,
48,38,36,46,21,22,88,-15,-10,-10,-20,-32,-19,-28,-27,-39,-28,-26,0,-50,-29,-64,
-89,-170,252,240,29995,29996,29996,29997]} 1. d4 e6 2. c4 d5 3. Nc3 a6 4. cxd5
exd5 5. Bf4 Nf6 6. e3 {D31: Queen’s Gambit Declined: Semi-Slav without …Nf6
(+ Marshall Gambit and Noteboom) and Exchange Variation lines without …Nf6}
Bd6 7. Bg5 Be6 8. Bd3 {LiveBook: 14 Games. White is slightly better.} O-O (8…
h6 9. Bh4 Nbd7 10. Nge2 Qe7 11. h3 c6 12. Qc2 Rc8 {1-0 (34) Wojtaszek,R (2737)
-Lupulescu,C (2620) Germany 2018}) 9. Nge2 $146 {[%cal Bg1e2,Be2g3,Bg3h5][%mdl
32]} ({Predecessor:} 9. Nf3 Nbd7 10. O-O c6 11. Qb1 Qc7 12. Bh4 Bg4 {0-1 (37)
Slugin,S (2358)-Timofeev,A (2579) Taganrog 2017}) 9… Re8 10. h3 Nbd7 11. f4 (
{Better is} 11. Rc1) 11… Nb6 12. O-O h6 13. Bh4 c5 14. Ng3 Rc8 15. Qf3 Be7
16. Rae1 Qc7 17. Bxf6 Bxf6 18. Nh5 Qe7 19. f5 Bd7 20. Nxd5 Nxd5 21. Qxd5 Red8 (
21… Bb5 $11 {remains equal.} 22. Nxf6+ Qxf6 23. Bxb5 (23. dxc5 $2 Red8 $19)
23… axb5) 22. Qf3 ({White should play} 22. Nxf6+ $16 Qxf6 23. Qxb7) 22…
cxd4 $11 23. e4 Rc5 24. Qg3 {And now e5! would win.} Re5 25. Rf4 Kh8 26. Ref1
Rg8 27. Rg4 Bc6 28. Qf4 Bg5 29. Rxg5 hxg5 30. Qg4 {[#]} (30. Qg3 $17) 30… f6
$4 {[%mdl 8192] [#]} ({Don’t do} 30… Bxe4 31. Ng3 $15) (30… g6 $1 $19 {
[%cal Rc6e4]} 31. Ng3 Bb5) 31. Nf4 $1 $18 {[%cal Rg4h5][%mdl 512]} Be8 $2 (
31… g6 $18 32. Nxg6+ Rxg6 33. fxg6 Qg7) (31… gxf4 32. Qh5#) 32. Ng6+ Bxg6
33. fxg6 {Precision: White = 36%, Black = 40%.} 1-0

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.21”]
[Round “4”]
[White “Feng, Maggie”]
[Black “Krush, Irina”]
[Result “0-1”]
[ECO “B51”]
[WhiteElo “2243”]
[BlackElo “2422”]
[Annotator “TA”]
[PlyCount “108”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 11,107,14,29,15,18,14,48,39,50,38,31,25,22,13,15,20,14,14,31,22,47,10,
46,29,35,38,53,38,88,104,58,44,79,0,0,0,0,0,0,0,0,0,0,-13,-13,-16,-16,-27,-27,
-20,-20,-20,-20,-25,-21,-27,-27,-23,-12,-28,-25,-37,-37,-37,-37,-37,-37,-37,
-10,-21,-22,-107,-102,-108,-111,-235,-135,-783,-780,-686,-646,-936,-882,-29989,
-29990,-29990,-29991,-29991,-29992,-29993,-29994,-29996,-29997,-29997,-29998,
-29998,-29999,-29999]} 1. Nf3 c5 2. e4 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 e6 (
5… a6 6. Be2 b6 7. O-O Bb7 8. Re1 g6 9. d4 cxd4 10. Nxd4 Bg7 11. Bg5 h6 12.
Bh4 O-O 13. Bc4 {1-0 (36) Jones,G (2651)-Inarkiev,E (2684) Batumi 2018}) 6. O-O
{B51: Sicilian: Moscow Variation (3 Bb5+) without 3…Bd7} Be7 {LiveBook: 3
Games} 7. a5 O-O 8. Re1 $146 {The position is equal.} ({Predecessor:} 8. a6
bxa6 9. Bxa6 Bxa6 10. Rxa6 c4 11. Ra1 d5 12. exd5 exd5 13. d3 cxd3 14. Qxd3 {
1/2-1/2 (28) Hansen,S (2580)-Aagaard,J (2488) Denmark 2018}) 8… Ng4 9. d4
cxd4 10. Nxd4 Nge5 11. f4 a6 12. Bf1 Nc6 13. Nb3 b6 14. axb6 Nxb6 15. Be3 Bb7
16. Na4 Nd7 17. Qd2 Qc7 18. Qf2 Bf6 19. Nb6 Rab8 20. Nxd7 Qxd7 21. c3 Ba8 22.
Nd4 (22. e5 $16 dxe5 23. Nc5) 22… Nxd4 $11 23. Bxd4 Bxd4 24. cxd4 Bb7 25.
Bxa6 Bxa6 26. Rxa6 d5 27. exd5 Qxd5 28. Raa1 Rb4 29. Red1 Rfb8 30. Rd2 g6 31.
h3 R8b5 32. Rc1 Qb7 {[%cal Rb4b2]} 33. Rcc2 h5 34. Kh2 Kg7 35. Kg1 Qe4 36. Rc1
Rf5 {[%mdl 1024] Black has compensation.} 37. Rf1 Qb7 38. Re1 Rfb5 {[%cal
Rb4b2]} 39. Ree2 Ra4 40. Re5 Rbb4 41. f5 (41. Kh2 $11 {keeps the balance.})
41… exf5 $17 42. d5 Rf4 43. Qe3 (43. Qe1 $17) 43… h4 (43… Ra1+ $1 $19 44.
Kh2 Rff1) 44. Re8 $2 {[%mdl 8192] [#]} (44. g3 $17 Ra1+ 45. Kg2) 44… Ra1+ $1
$19 45. Kh2 {[#]} Rff1 $1 {[%csl Ga1][%cal Rf1h1]} 46. Qd4+ f6 {[%csl Ga1]
[%cal Rf1h1]} 47. g4 Qc7+ {Black mates.} 48. d6 Rh1+ 49. Kg2 Qc6+ 50. Qd5 Qxe8
51. d7 Rag1+ 52. Kf2 Qe1+ 53. Kf3 Rg3+ 54. Kf4 Qe3# {Precision: White = 38%,
Black = 72%.} 0-1

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Krush, Irina”]
[Black “Paikidze, Nazi”]
[Result “1/2-1/2”]
[ECO “E48”]
[WhiteElo “2422”]
[BlackElo “2352”]
[Annotator “TA”]
[PlyCount “111”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 18,111,6,12,25,-2,27,-8,68,31,39,33,37,40,35,33,42,35,48,39,37,12,24,21,
62,48,46,0,0,-1,0,0,0,0,0,22,103,103,244,212,228,171,222,81,88,107,85,86,92,54,
88,72,84,47,47,47,48,52,64,64,64,64,64,50,50,50,50,16,16,8,12,0,16,16,16,16,16,
6,6,6,6,6,6,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O
5. Bd3 d5 6. cxd5 exd5 7. Nge2 b6 8. O-O Bb7 9. a3 {E48: Nimzo-Indian:
Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3} Bd6 10. b4 {[%cal
Bb2b4,Bb4b5][%mdl 32] LiveBook: 14 Games} a6 (10… c6 11. Rb1 a5 12. f3 axb4
13. axb4 Na6 14. b5 Nb4 15. bxc6 Bxc6 16. Bb5 Bb7 {1-0 (28) Navara,D (2725)
-Movsesian,S (2673) Prague 2016}) 11. Qb3 $146 {White has an edge.} ({
Predecessor:} 11. Rb1 Qe7 12. f3 c5 13. bxc5 bxc5 14. dxc5 Bxc5 15. Nd4 Nc6 16.
Nf5 Qc7 17. Na4 Ba7 18. Qe1 Bc8 19. Kh1 Ne5 20. Qg3 Nh5 21. Qg5 Nxd3 22. Qxh5
Bxf5 23. Qxf5 Qc2 {0-1 (23) Peralta,F (2569)-Henderson de la Fuente,L (2365)
Montcada 2017}) 11… Qe7 12. b5 a5 (12… Qd8 $11) 13. a4 Rd8 14. h3 c5 15.
bxc6 $1 Nxc6 16. Nb5 ({Don’t blunder} 16. Qxb6 $2 Nb4 $19) 16… Bb4 17. Bb2
Rac8 18. Bf5 Rb8 19. Rac1 g6 20. Bd3 Ne4 21. Bxe4 Qxe4 22. Ba3 Rbc8 23. Nf4 {
[%cal Be2f4,Bf4d3,Bd3e5][%mdl 32]} Ba6 24. Nd3 {[%cal Ra3b4]} Bxa3 25. Qxa3
Bxb5 26. axb5 Na7 {[#]} (26… Qe7 $1 $11 {keeps the balance.} 27. Qb3 Na7) 27.
Ne5 $1 $36 {[%mdl 2048] White has strong initiative.} Nxb5 (27… Qh4 $16) 28.
Qb2 $18 Nd6 29. Qxb6 Ra8 {[#]} (29… Qf5 {was called for.} 30. Qxa5 Qe6) 30.
Ra1 (30. Qc7 $1 $18 {is the precise move to win.}) 30… Nc4 $16 31. Nxc4 dxc4
32. Rxa5 Rab8 33. Qc7 Rdc8 34. Qd7 c3 35. Ra7 (35. Rc1 {feels hotter.} c2 36.
Kh2 Qh4 37. Rc5 Rd8 38. Qg4) 35… Qe6 36. Qxe6 $1 fxe6 $14 {[%mdl 4096]
Endgame KRR-KRR} 37. Rc1 c2 {Threatens to win with …Rb1.} 38. Raa1 Rb5 39.
Kf1 e5 40. dxe5 Rxe5 41. Ke2 Rc7 42. f4 Rec5 {The position is equal.} 43. Ra3
h5 44. g4 Kf7 45. g5 R5c6 46. Rd3 Kg7 47. h4 Kf7 48. Kd2 Kg7 49. Rd4 Kf7 50. e4
Ke6 51. Rd8 Rc4 52. Ke3 Rc3+ 53. Rd3 R3c4 54. Rd8 Rc3+ 55. Rd3 R3c4 56. Rd8 {
Precision: White = 44%, Black = 54%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Yu, Jennifer”]
[Black “Abrahamyan, Tatev”]
[Result “1/2-1/2”]
[ECO “C01”]
[WhiteElo “2367”]
[BlackElo “2366”]
[Annotator “TA”]
[PlyCount “117”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 13,117,21,31,25,23,23,31,31,87,16,15,5,21,0,0,0,5,-2,-7,-16,0,0,33,-14,
-8,-40,-51,-40,-17,-29,-43,-58,-24,-32,-35,-36,-33,-75,-69,-78,-67,-58,-73,
-148,-156,-144,-80,-140,-18,-66,-70,-134,-139,-164,-149,-143,-140,-188,-45,-68,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,13,10,25,0,134,155,157,33,97,92,171,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3
Bg4 6. c3 Bd6 7. O-O Nge7 {LiveBook: 152 Games} 8. b3 {C01: French: Exchange
Variation} (8. Nbd2 Qd7 9. Re1 O-O 10. Nf1 h6 11. Ng3 Bxg3 12. hxg3 Rfe8 13.
Qb3 a6 14. Bf4 f6 15. Nh2 Bf5 16. Bxf5 Nxf5 17. Qxb7 Reb8 18. Qxc7 Qxc7 19.
Bxc7 {1-0 (64) Fressinet,L (2662)-Short,N (2678) Riadh 2017}) 8… Qd7 9. Na3
a6 10. Nc2 {White is slightly better.} f5 $146 (10… Bh5 $14) ({Predecessor:}
10… Bf5 11. c4 b6 12. Ne3 Bxd3 13. Qxd3 O-O 14. Re1 Rfe8 15. g3 Qh3 {1-0 (45)
Hehir,M (2223)-Sienkiewicz,W (2205) ICCF email 2016}) 11. Re1 (11. c4 $16 b6
12. cxd5 Nxd5 13. Bxa6) 11… O-O $1 $11 12. c4 Ng6 13. c5 Bf4 {[%cal Bd6f4,
Bf4h6,Bh6d2][%mdl 32]} 14. h3 Bh5 15. Bb2 Bh6 16. Bf1 Nd8 17. Nb4 Nf7 18. c6
bxc6 19. Ne5 ({Much weaker is} 19. Bxa6 Bxf3 20. Qxf3 Bd2 $17) 19… Nfxe5 20.
Qxh5 Bd2 $1 {[%csl LRb4,LRe1]} 21. dxe5 Bxb4 22. Red1 a5 23. Rac1 Rae8 24. a3
Be7 $1 25. g3 Rb8 26. Qf3 Qe6 27. Qc3 Rb6 28. f4 (28. Bg2 $142) 28… Rfb8 $17
29. Rd3 Nf8 (29… Rxb3 $142 30. Qxb3 Rxb3 31. Rxb3 c5) 30. Bg2 (30. Qxa5 $142
Rxb3 31. Bd4) 30… Kh8 ({Black should play} 30… Rxb3 $17 31. Qxb3 Rxb3 32.
Rxb3 Nd7) 31. Qc2 Nd7 32. Bd4 (32. Kh2 $15) 32… c5 $1 {[%cal Rc5d4]} 33. Bc3
d4 34. Bxa5 Rxb3 35. Bxc7 {[#]} Rb2 (35… Rxd3 $1 $19 36. Qxd3 Rb3) 36. Qa4
$15 Rxg2+ (36… Rc8 $15 37. Ba5 c4 38. Rxd4 Bc5) 37. Kxg2 $11 Rb2+ 38. Rc2
Rxc2+ 39. Qxc2 Qc6+ 40. Kh2 $1 Qxc7 {[#]} 41. Rxd4 $1 {[%mdl 512]} Nf8 (41…
cxd4 42. Qxc7) 42. Rd1 g6 43. Qc4 Kg7 44. h4 Qc6 45. a4 {[%cal Ba3a4,Ba4a5]
[%mdl 32]} Ne6 {[#]} (45… Qf3 $1 $11 46. Rd2 Bxh4 47. gxh4 Ne6) 46. a5 $1 $16
{[%mdl 1024] White has strong compensation.} Nc7 47. Ra1 (47. Rd2 $16) 47…
Na6 ({Black should try} 47… Qf3 $14) 48. Rb1 Bd8 (48… Nc7 $16) 49. Rb6 $2 (
{Better is} 49. h5 $18) 49… Bxb6 $11 {The position is equal.} 50. Qxa6 Qf3 $1
51. axb6 {[%mdl 4096] Endgame KQ-KQ} Qf2+ $1 52. Kh3 {Strongly threatening
Qb7+.} Qf3 {[%cal Rf3h1]} 53. Kh2 Qf2+ $1 54. Kh3 {Qb7+ is the strong threat.}
Qf3 {[%cal Rf3h1]} 55. Qa1 {And now e6+ would win.} Qg4+ 56. Kg2 Qe2+ 57. Kg1 {
aiming for e6+.} Qe3+ 58. Kh2 {Black must now prevent e6+.} Qe2+ 59. Kh3 {
Precision: White = 36%, Black = 51%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Derakhshani, Dorsa”]
[Black “Foisor, Sabina-Francesca”]
[Result “1/2-1/2”]
[ECO “C47”]
[WhiteElo “2306”]
[BlackElo “2308”]
[Annotator “TA”]
[PlyCount “130”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 16,130,0,-10,8,19,9,10,8,10,15,7,18,2,6,0,9,-18,-15,-28,-18,-20,-9,-11,
0,-10,0,-5,0,-7,11,0,2,0,0,-9,-8,-15,0,-5,-5,-6,0,-10,4,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,-4,-4,-1,-1,-2,-1,-4,-31,-36,-18,-17,-17,-17,-16,0,-13,-13,-13,-1,-18,
-13,-13,-14,-16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3
O-O 8. O-O d5 9. exd5 {LiveBook: 820 Games. C47: Scotch Four Knights and Four
Knights with 4 g3} Bg4 (9… cxd5 10. Bg5 c6 11. Na4 h6 12. Bh4 Re8 13. c4 dxc4
14. Bxc4 Qxd1 15. Rfxd1 g5 16. Bg3 Ne4 17. a3 Bf8 18. Rac1 Nxg3 19. hxg3 Rb8
20. b4 Bf5 21. Bd3 Bxd3 22. Rxd3 {1/2-1/2 (36) Artemiev,V (2691)-Carlsen,M
(2837) Riadh 2017}) 10. f3 Bh5 $1 11. dxc6 Qd4+ $1 12. Kh1 {[#] And now Bxh7+!
would win.} Bxc3 13. bxc3 Qxc3 14. Rb1 Bg6 15. Bb2 Qxc6 {[#]} 16. Bxg6 $146 ({
Predecessor:} 16. Bxf6 Qxf6 17. Bxg6 hxg6 {1/2-1/2 (26) Wei,Y (2734)-Vidit,S
(2707) Liaocheng 2018}) 16… hxg6 17. Qd3 Rfd8 18. Qc3 Qxc3 19. Bxc3 Nd5 20.
Bd4 Nb6 21. Rfd1 f6 22. Kg1 Kf7 23. Rd3 Rd5 24. Rbd1 Rad8 25. Kf2 Ra5 26. a3 c5
27. Be3 Rxd3 28. Rxd3 $11 {[%mdl 4096] Endgame KRB-KRN} Ke6 29. Bc1 c4 30. Rd8
Rb5 31. Ke2 Nd5 32. Rc8 c3 33. Kd3 Rb1 34. Be3 Rd1+ 35. Ke2 Ra1 36. Bxa7 Rxa3
37. Bd4 Ra2 38. Kd3 Nf4+ 39. Kxc3 Nxg2 40. Kb3 Ra5 41. Rc7 Nh4 42. f4 Rh5 {
The position is equal.} 43. Bf2 Nf5 44. Bg3 Rh3 45. Rc3 Kd5 46. Kb4 Rh8 47. Rc4
Rb8+ 48. Kc3 Re8 49. Ra4 Nxg3 {KRN-KR} (49… Re2 {looks sharper.} 50. Kd3 Rg2
51. Ra5+ Kc6 52. Ra6+ Kc5) 50. Rd4+ Ke6 51. hxg3 {Black must now prevent Re4+.
KR-KR} Kf5 52. Kb4 Kg4 53. Rd3 Rb8+ 54. Ka4 Rc8 55. c3 {[%cal Bc2c3,Bc3c4,
Bc4c5][%mdl 32]} g5 56. fxg5 Kxg5 57. Kb5 Kg4 58. c4 f5 59. c5 g5 60. c6 f4 61.
gxf4 gxf4 62. Kb6 f3 63. Kb7 {[#]} Rxc6 $1 {[%mdl 512]} 64. Kxc6 f2 65. Rd1 Kf3
{Precision: White = 62%, Black = 63%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Goletiani, Rusudan”]
[Black “Feng, Maggie”]
[Result “0-1”]
[ECO “A06”]
[WhiteElo “2306”]
[BlackElo “2243”]
[Annotator “TA”]
[PlyCount “56”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 9,56,0,0,-40,-16,-21,-20,-27,-9,-20,4,-50,-42,-49,-69,-147,-152,-169,
-147,-90,-85,-267,-253,-325,-324,-311,-319,-244,-204,-691,-636,-689,-685,-673,
-682,-785,-785,-1311,-767,-908,-829,-784,-810,-853,-829,-764,-761,-833,-779]}
1. Nf3 d5 2. b3 Nf6 3. Bb2 e6 4. e3 Bd6 5. Ne5 (5. c4 c5 6. cxd5 exd5 7. Be2
Nc6 8. d4 cxd4 9. Nxd4 Bb4+ 10. Bc3 Qa5 11. Bxb4 Qxb4+ 12. Qd2 Nxd4 13. exd4 a5
14. O-O Ne4 15. Qe3 O-O {0-1 (26) Kryvoruchko,Y (2710)-Ganguly,S (2652) Berlin
2015}) 5… O-O {LiveBook: 3 Games} 6. Bd3 $146 {A06: Réti Opening:1 Nf3 d5} ({
Find the theoretical novelty and annotate with similar games:} 6. f4 Ne4 7. Qh5
f6 8. Nf3 e5 9. Nc3 Nxc3 10. Bxc3 Qe8 11. Qxe8 Rxe8 12. fxe5 fxe5 {1/2-1/2 (48)
Grabuzova,T (2327)-Kosintseva,N (2459) Kishinev 2005}) 6… c5 7. O-O Nc6 8.
Nxc6 {The position is equal.} bxc6 9. f4 a5 10. g4 (10. Nc3 $11) 10… Nd7 $15
11. g5 e5 12. Bxh7+ (12. Kh1 $15) 12… Kxh7 $17 13. Qh5+ Kg8 {[%cal Bh7g8,
Bg8f8,Bf8e7,Be7d6,Bd6e6][%mdl 32]} 14. Rf3 (14. f5 $142) 14… Re8 {[#]
Strongly threatening …Nf8.} 15. Rh3 $2 (15. f5 $17) 15… Kf8 $19 16. Na3 Ke7
17. Rf1 Ba6 18. fxe5 {[%csl Gf1][%cal Rh5f7] [#]} Bxf1 ({Inferior is} 18…
Bxe5 19. Rxf7+ Kd6 20. d4 $11) 19. Rf3 $2 (19. exd6+ Kxd6 20. Kxf1) 19… Nxe5
{Black is clearly winning.} 20. Bxe5 Bxe5 21. Rxf7+ Kd6 {…Ba6 is the strong
threat.} 22. Rxf1 Rf8 23. Re1 Qe8 24. Qg4 Qe6 25. Qxe6+ Kxe6 26. d4 Bd6 27. c4
Rf5 28. h4 Bg3 {Precision: White = 29%, Black = 67%.} 0-1

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Sharevich, Anna”]
[Black “Zatonskih, Anna”]
[Result “1/2-1/2”]
[ECO “D02”]
[WhiteElo “2281”]
[BlackElo “2444”]
[Annotator “TA”]
[PlyCount “223”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 11,223,7,7,0,5,0,1,0,0,-14,-27,-21,0,-29,-28,-65,-38,-56,-16,-28,0,-48,
-43,-53,-54,-85,-77,-70,-65,-97,-68,-78,-57,-91,-93,-94,-67,-74,-50,-84,-80,
-83,-76,-74,-16,-17,-10,-25,-11,-28,0,0,0,0,0,0,0,-12,0,-18,-6,-17,0,-18,0,-23,
-18,-24,-12,-20,4,0,30,-9,-9,-9,-9,-12,-12,-16,10,0,0,0,0,0,0,0,63,72,80,80,
195,80,80,80,79,0,0,0,16,0,-25,-77,-74,-185,0,-10,0,0,0,0,0,0,0,0,0,0,0,-139,
-136,-136,-119,-246,-247,-239,-208,-226,-50,-50,-50,-50,-50,-240,-232,-225,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1.
d4 d5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. h3 O-O 6. Be2 c5 {LiveBook: 54 Games.
D02: 1 d4 d5 2 Nf3 sidelines, including 2…Nf6 3 g3 and 2…Nf6 3 Bf4} 7. O-O
Qb6 8. Nc3 Bd7 $146 ({Predecessor:} 8… cxd4 9. Nb5 Ne8 10. exd4 Nc6 11. Qd2
Be6 12. Rfd1 a6 13. Nc3 Qxb2 14. Rab1 {0-1 (31) Mitkov,N (2528)-Petrosian,T
(2616) Chicago 2008}) 9. Rb1 Rc8 10. Be5 e6 $1 11. Bh2 Be8 12. Ne5 a6 13. a3
Qa7 14. Na2 Ba4 15. Nc3 Be8 16. Na2 b5 17. c3 a5 18. dxc5 Qxc5 19. Nc1 Qe7 20.
Ncd3 Na6 21. Nf3 {[%cal Be5f3,Bf3d2,Bd2b3,Bb3d4][%mdl 32]} Ne4 22. Be5 f6 23.
Bh2 Kh8 24. Nd2 Nd6 25. Bf3 Bc6 26. Re1 Ne4 27. Nb3 a4 (27… Nc7 $17) 28. Nd4
$11 Be8 29. Nc2 Rd8 30. Ncb4 Nc7 31. Qe2 Na6 32. Nxa6 Rxa6 33. Nb4 Raa8 34.
Rbd1 Rac8 35. Qc2 Ng5 36. Be2 Qb7 37. Bf4 Ne4 38. Bf3 g5 39. Bh2 Bg6 40. Qe2
Nc5 41. Bh5 Be4 42. f3 (42. h4 $5) 42… Bg6 43. Bxg6 hxg6 44. Bg3 Bf8 45. Nd3
Rd7 46. Bf2 Kg7 47. Nxc5 Bxc5 48. e4 {[%cal Be3e4,Be4e5][%mdl 32]} Bxf2+ 49.
Qxf2 Rcd8 ({Black should try} 49… e5 $11) 50. e5 $14 Qa7 51. Rd4 Rf8 (51…
f5 $16) 52. Qg3 (52. exf6+ $18 {and the rest is easy.} Rxf6 53. Re5) 52… f5
$16 53. Qxg5 f4 54. h4 (54. g4 $16) 54… Rf5 $11 55. Qg4 Rdf7 56. h5 g5 57.
h6+ (57. Kh2 $11) 57… Kg6 $17 58. Kf2 {[#]} (58. g3 $17 {keeps fighting.})
58… Rh7 $2 (58… b4 $1 $19 {aiming for …bxc3.} 59. axb4 a3 60. bxa3 Qxa3)
59. Rh1 $11 {[%csl Gh1][%cal Rg4h5]} Rxh6 60. Rxh6+ Kxh6 {[%mdl 4096] Endgame
KQR-KQR} 61. Qh3+ Kg7 62. g3 fxg3+ 63. Qxg3 Kg6 64. Kg2 Qc7 65. f4 (65. Rg4 $11
{remains equal.}) 65… Qf7 $17 66. Qg4 Qh7 67. Rd3 {[#]} (67. Rb4 $17) 67…
Qh5 $1 $19 {[%cal Rh5g4]} 68. Qxh5+ Kxh5 69. fxg5 Rxe5 $2 {KR-KR} ({Worse is}
69… Rxg5+ 70. Kf2 $15) (69… Kxg5 $19 70. Rd2 Kg4 71. Rd4+ Rf4) 70. Kf3 $1
$15 Re4 71. Rd1 $1 Kxg5 72. Rg1+ $2 ({White must play} 72. Rh1 $15) 72… Kf5
$19 73. Rg8 Re1 $2 (73… Rh4 $19 {White must now prevent …Rh2.} 74. Rf8+ Ke5
) 74. Rb8 {The position is equal.} e5 75. Rxb5 e4+ 76. Kf2 Rd1 {Black wants to
play …Kf4.} 77. Ke2 Rd3 78. c4 Kf4 {Hoping for …Re3+.} 79. cxd5 Rh3 80. d6
{Strongly threatening Rd5.} Rd3 81. Rb6 Rd5 82. Ra6 Rd4 83. d7 Rxd7 84. Rf6+
Ke5 85. Ra6 Rb7 86. Rxa4 Rxb2+ 87. Ke3 Rb3+ 88. Ke2 Kf4 89. Ra8 Rb2+ 90. Kd1
Ke3 91. Rh8 Ra2 92. Rh3+ Kd4 93. Rb3 Ke5 94. Ke1 Kf4 95. Rc3 Rb2 96. Kf1 Ke5
97. Ke1 Kd4 98. Rh3 Kc4 99. Re3 Kd4 100. Rh3 Rg2 101. Kd1 Ra2 102. Ke1 Ra1+
103. Ke2 Ra2+ 104. Ke1 e3 {…Kd3 is the strong threat.} 105. Rh8 Rxa3 106.
Rd8+ Ke4 107. Re8+ Kd3 {[%cal Ra3a1]} 108. Rd8+ Kc2 109. Ke2 Rc3 110. Re8 Kb3
111. Rxe3 Rxe3+ 112. Kxe3 {Precision: White = 61%, Black = 54%.} 1/2-1/2

[Event “US-ch Women 2018”]
[Site “Saint Louis”]
[Date “2018.04.22”]
[Round “5”]
[White “Gorti, Akshita”]
[Black “Wang, Annie”]
[Result “1/2-1/2”]
[ECO “D05”]
[WhiteElo “2252”]
[BlackElo “2321”]
[Annotator “TA”]
[PlyCount “127”]
[EventDate “2018.??.??”]
[EventType “tourn”]
[EventCountry “USA”]
[SourceTitle “playchess.com”]
[Source “ChessBase”]
[SourceQuality “1”]

{[%evp 17,127,0,4,1,4,10,10,10,17,17,16,12,16,7,9,4,6,8,10,3,18,-2,1,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,17,0,9,10,12,0,0,0,0,0,0,0,0,-2,-13,-30,0,-7,0,0,0,0,0,
0,14,21,80,83,67,62,121,124,133,133,143,132,265,266,344,369,354,353,334,308,
286,37,162,54,43,0,0,0,0,-93,-8,-10,-8,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4
e6 2. Nf3 Nf6 3. e3 d5 4. Bd3 Be7 5. O-O O-O 6. Nbd2 b6 7. e4 dxe4 8. Nxe4 Bb7
9. Qe2 Nbd7 {LiveBook: 5 Games} 10. Rd1 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London
and Colle Systems} Nxe4 11. Bxe4 Bxe4 12. Qxe4 Nf6 13. Qe2 (13. Qc6 Rc8 14. Ne5
Bd6 15. Bg5 h6 16. Bxf6 Qxf6 17. Nd7 Qh4 {1-0 (50) Vasquez Schroder,R (2506)
-Gonzalez Zamora,J (2552) ICC INT 2010}) 13… Qd6 14. c4 c5 15. Bg5 $146 ({
Predecessor:} 15. Be3 cxd4 16. Bxd4 Qc7 17. Be5 Qb7 18. h3 Rfd8 19. Bf4 Qe4 20.
Qxe4 Nxe4 {1/2-1/2 (36) Hock,M (1877)-Bauer,F (1953) Bayern 2015}) 15… Rad8
16. h3 cxd4 17. Nxd4 Qc5 18. Be3 {aiming for Nxe6!} Qc7 19. Rdc1 Bc5 20. Nb5
Qb7 21. a3 Bxe3 22. Qxe3 Rd7 23. Rd1 Rfd8 24. Rxd7 Rxd7 25. Rc1 h6 26. b4 Qc6
27. Nd4 Qd6 28. Nb5 Qc6 29. Nd4 Qd6 30. Nf3 Rc7 31. Qe2 Qf4 32. Rc2 Kf8 33. g3
(33. Ne5 {seems wilder.} Qe4 34. Kf1 Qd4 35. g3 Nd7 36. Qd3) 33… Qe4 {
With the idea …Qxe2.} 34. Qxe4 Nxe4 $11 {[%mdl 4096] Endgame KRN-KRN} 35. Kf1
Nd6 36. Nd2 Ke7 (36… Nb5 $5) 37. a4 a5 38. bxa5 bxa5 39. c5 Nb7 40. Nb3 Rc6
41. f4 Kf6 (41… f6 $11) 42. Ke2 $16 e5 43. Kf3 g5 ({Black should try} 43…
Ke6 $14) 44. Ke4 exf4 45. gxf4 gxf4 46. Kxf4 Ke7 (46… Nd8 $16) 47. Ke5 $18
Rg6 {[#]} 48. Nd4 $1 Kd8 49. Kd5 Kc8 50. h4 Nd8 {[#]} 51. Rb2 $2 (51. c6 $1 $18
) 51… Kc7 (51… Rg4 $14) 52. Rb5 (52. Rf2 $18) 52… Rg4 $14 53. Rb3 Rxh4
54. Nb5+ Kd7 {Threatens to win with …Nc6.} 55. Nc3 (55. Nd4 $11 {keeps the
balance.}) 55… Rh5+ (55… Rb4 $17 56. Rb1 Nc6 57. Rxb4 axb4) 56. Kc4 $11 {
The position is equal.} Ne6 {White must now prevent …Rh4+.} 57. Rb7+ Kc6 58.
Rb6+ Kd7 59. Rd6+ Kc8 60. Nd5 Rg5 61. Rc6+ Kd7 62. Rd6+ Kc8 $1 63. Rc6+ Kd7 64.
Rd6+ {Precision: White = 63%, Black = 55%.} 1/2-1/2


2018 U.S. Chess Championships: Round 1-5 video Recap