[Event "US-ch Open 2019"] [Site "Saint Louis"] [Date "2019.03.20"] [Round "1.6"] [White "Liang, Awonder"] [Black "Lenderman, Aleksandr"] [Result "1/2-1/2"] [ECO "B40"] [WhiteElo "2590"] [BlackElo "2637"] [Annotator "TA"] [PlyCount "240"] [EventDate "2019.03.20"] [EventType "swiss"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,240,0,0,22,0,10,0,12,-4,-4,-14,-16,-3,0,0,0,0,0,0,0,0,-10,-39,-12,-83,-82,-99,-52,-62,-50,-47,0,0,0,-47,46,38,45,34,31,39,103,108,109,122,114,58,123,106,111,114,112,116,100,0,0,0,0,-203,-205,-221,-221,-215,-214,-207,-217,-230,-229,-247,-248,-252,-245,-384,-379,-367,-220,-230,-224,-255,-239,-334,-334,-343,-289,-288,-288,-345,-334,-337,-335,-345,-246,-239,-251,-254,-246,-247,-243,-210,-239,-239,-239,-246,-246,-246,-247,-264,-239,-271,-276,-301,-266,-342,-287,-276,-212,-207,-210,-220,-185,-174,-148,-148,-102,-102,-102,-102,-80,-80,-80,-80,-80,-80,-80,-84,-87,-102,-75,-75,-75,-75,-75,-75,-75,-75,-75,-102,-85,-102,-102,-102,-49,-102,-102,-102,-102,-102,-62,-70,-8,-102,-102,-143,-143,-143,-143,-143,-143,-109,-8,-8,-8,-8,-8,-8,-8,-8,-8,-38,-38,-38,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. Bd3 d5 8. O-O Be7 9. Qf3 O-O 10. Re1 a5 {B40: Sicilian: 2...e6, Unusual lines} (10... d4 11. e5 dxc3 12. exf6 Bxf6 13. bxc3 Qa5 14. Qxc6 Bd7 15. Qxd7 Bxc3 16. Bd2 Bxd2 17. Re4 Bc3 18. Rd1 {½-½ (31) Gholami,A (2434)-Braun,A (2577) Riga 2017}) 11. exd5 exd5 12. h3 $146 ({Predecessor:} 12. Qg3 Bd6 13. Bf4 Nh5 {0-1 (25) Litvinova,O (1640)-Ressler,V (1965) Prague 2010}) 12... Bd6 13. Ne2 Re8 14. Bg5 Be5 15. Rab1 h6 (15... Qd6 {feels hotter.} 16. c4 Ba6 17. b3 Nd7 18. Bf5 Nc5) 16. Bf4 Qd6 17. Bxe5 Rxe5 18. c4 Be6 19. Red1 Re8 20. Qg3 Bd7 21. Nd4 (21. Rbc1 $11) 21... Nh5 $1 $17 {[%cal Rh5g3]} 22. Qf3 {[#]} Nf4 $1 {[%mdl 512]} 23. Bf1 ({Not} 23. Qxf4 $2 Re1+ 24. Rxe1 Rxe1+ 25. Rxe1 Qxf4 $19) 23... Qf6 {Threatens to win with ...c5.} 24. g3 Rg5 25. Kh2 Re4 26. Nb3 Nxh3 (26... Rh5 $15 27. Nd2 (27. gxf4 Rxf4 28. Qxh5 Rf5 $11) 27... Bxh3 28. Bxh3 Rxh3+ 29. Kg1 Rd4) 27. Qxf6 $14 gxf6 28. Nc5 $36 {[%mdl 2048] White has the initiative.} Nxf2 29. Nxd7 Ng4+ (29... Kg7 $14) 30. Kg1 $16 Re7 31. Nb6 $1 {[%cal Rc4d5]} Ne3 32. Rd2 (32. Rd3 $16) 32... Rxg3+ (32... Re4 $14) 33. Kf2 $1 {[%cal Rf2g3]} Rg5 {[#]} 34. Bh3 $1 Re4 35. cxd5 cxd5 {[#]} 36. Nd7 (36. Kf3 $1 $16) 36... Kg7 $11 37. Nc5 Rh4 $1 {[%cal Rh4h3]} 38. Kxe3 $2 (38. Rh1 $1 $11 {and White has nothing to worry.}) 38... Rxh3+ $19 39. Kd4 Rh4+ 40. Ke3 {[#]} d4+ $1 {[%mdl 576] Discovered Attack} 41. Rxd4 Rh3+ 42. Kf2 Rxc5 {[%mdl 4096] Endgame KRR-KRR} 43. Rg1+ Rg5 44. Rg2 Rh1 45. Ra4 (45. Rc4 {is the only way for White.}) 45... Rc1 {Hoping for ...Rc2+.} 46. Kf3 Rcc5 (46... Rf1+ $142 47. Ke2 Rb1 48. Rxg5+ fxg5) 47. Rh2 h5 48. Rhh4 Kg6 49. b3 Rc3+ 50. Kf2 Rd5 51. Rhe4 Rf5+ 52. Kg2 Rc2+ 53. Kg3 Kg5 54. Rec4 Rcf2 {[%csl Gf2][%cal Rf5f3]} 55. Rc3 Rf1 56. Kh3 Rh1+ 57. Kg2 Rd1 58. Rg3+ Kh6 59. Rf3 Rd2+ 60. Kg3 Rg5+ 61. Kh3 Kg6 62. Rc3 Rd1 {[%cal Rd1h1]} 63. Kh2 Rdd5 64. Rc8 Kg7 65. Kh3 Rd3+ 66. Kh2 Re5 {( -> ...Re2+)} 67. Rc2 Rdd5 68. b4 axb4 69. Rxb4 Rd3 70. Rf2 f5 71. Rg2+ Kf6 72. Rh4 Re4 73. Rxh5 Rg4 74. Rb2 Kg6 75. Rh8 Ra3 76. Rg8+ Kf6 77. Rh8 Rga4 78. Kg2 Kg5 79. Rg8+ Kf4 80. Rf2+ Ke5 81. Re8+ Kf6 82. Rh8 Rg4+ 83. Kh2 f4 84. Rg2 Rg6 (84... Rg5 $17 85. Rxg5 Kxg5) 85. Rb2 (85. Rh5 $1 $15) 85... Kf5 86. Rhb8 Rh6+ (86... Rag3 {is interesting.} 87. Rh8 Re3 88. Rhb8 Ke5 89. Rg2 Rd3) 87. Kg1 Kg4 88. R8b3 Rxb3 (88... Rha6 $15) 89. Rxb3 $15 {KR-KR} (89. axb3 $11 {remains equal.} Kg3 90. Rg2+ Kf3 91. b4) 89... Rc6 $17 90. a3 Rc1+ 91. Kf2 Rc2+ 92. Kf1 Ra2 93. Rc3 f3 (93... Rb2 $17) 94. Rc8 $1 $11 Rxa3 (94... Rb2 {seems wilder.} 95. a4 Ra2 96. Rg8+ Kf4 97. Rf8 f5) 95. Rg8+ Kf4 96. Rf8 $1 Ra7 97. Kf2 Re7 98. Rb8 Re2+ 99. Kf1 Ra2 100. Rf8 $1 {The position is equal.} Ra7 (100... Ke3 {looks sharper.} 101. Re8+ Kd4 102. Re7 f5 103. Rd7+ Ke4) 101. Kf2 f5 102. Rb8 Re7 103. Ra8 Re2+ 104. Kf1 Rb2 105. Rc8 Rd2 106. Ra8 Rd4 107. Kf2 Re4 108. Rb8 Re2+ 109. Kf1 Rh2 110. Ra8 Rh4 111. Rb8 Kg3 {[%cal Rh4h1]} 112. Rg8+ Rg4 113. Rb8 Rc4 {[%cal Rc4c1]} 114. Rg8+ Kf4 115. Kf2 Rc2+ 116. Kf1 f2 117. Rb8 $1 Kg4 118. Rb4+ f4 {White must now prevent ...Rc1+.} 119. Rb3 f3 {Strongly threatening ...Rc1+.} 120. Rb4+ Kf5 {Accuracy: White = 64%, Black = 60%.} 1/2-1/2 [Event "US-ch Open 2019"] [Site "Saint Louis"] [Date "2019.03.22"] [Round "3.4"] [White "Liang, Awonder"] [Black "Caruana, Fabiano"] [Result "1/2-1/2"] [ECO "B22"] [WhiteElo "2590"] [BlackElo "2828"] [Annotator "TA"] [PlyCount "68"] [EventDate "2019.03.20"] [EventType "swiss"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,68,33,25,27,26,26,29,34,27,24,41,50,49,49,49,42,43,34,39,58,50,50,55,36,45,33,37,39,48,13,43,-29,0,0,0,0,0,0,0,0,11,10,10,10,18,18,17,17,18,0,18,0,0]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nb6 8. Bd3 Nc6 9. O-O Nb4 10. Bg5 {B22: Sicilian: 2 c3} Be7 11. Bxe7 Qxe7 12. Nc3 {White has an edge.} dxe5 13. dxe5 Nxd3 14. Qxd3 Bd7 (14... O-O 15. Qe4 Rb8 16. Nb5 Bd7 17. Nxa7 Ra8 {0-1 (47) Boruchovsky,A (2531)-Naiditsch,A (2667) Jerusalem 2016}) 15. Ne4 O-O $1 16. Nd4 Rad8 17. Rad1 $146 ({Predecessor:} 17. Nd6 f6 {½-½ (27) Hayward,K (2142)-Tesic,Z ICCF email 2004}) 17... Bc6 18. Nxc6 bxc6 19. Nd6 Nd5 20. Qc2 f6 21. Qxc6 fxe5 22. Ne4 Rc8 23. Qa4 Rb8 24. Nc3 (24. b3 $14) 24... Rxb2 (24... Nf4 $5 {[%cal Re7g5]} 25. Qc2 Qb7 $15) 25. Nxd5 {The position is equal.} exd5 26. Rxd5 Qf7 {[%cal Rb2f2]} 27. Rd7 Rxa2 28. Qb5 a6 29. Qb1 Qxd7 30. Qxa2+ {[%mdl 64] [#] Double Attack} Qf7 31. Qxa6 h6 32. Qe2 Qf5 33. Qe3 Qf4 34. Qxf4 exf4 {Accuracy: White = 63%, Black = 74%.} 1/2-1/2 [Event "US-ch Open 2019"] [Site "Saint Louis"] [Date "2019.03.23"] [Round "4.4"] [White "Liang, Awonder"] [Black "Nakamura, Hikaru"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2590"] [BlackElo "2746"] [Annotator "TA"] [PlyCount "62"] [EventDate "2019.03.20"] [EventType "swiss"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,62,0,0,0,0,0,0,0,14,12,5,5,0,13,16,17,22,10,9,0,0,0,29,26,31,24,35,37,33,42,42,39,37,30,37,28,35,35,35,35,35,35,35,35,35,27,27]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Bg4 11. h3 Bh5 12. Qc2 {The position is equal.} Bg6 {[#] Strongly threatening ...Nxc3.} 13. Qb3 Ne7 14. O-O c6 15. Bd3 Nd2 16. Nxd2 {[#] Threatens to win with Bxg6.} Bxd3 17. Rfe1 Bg6 {[#]} 18. Nf3 $146 Nf5 19. Na4 f6 20. Nxb6 Qxb6 21. Qc3 Rae8 22. Bf4 fxe5 23. Bxe5 Qd8 24. Re2 Rf7 25. Rae1 Rfe7 26. Qd2 Nh6 27. Bf4 Nf7 28. Rxe7 Rxe7 29. Ne5 Nxe5 30. Bxe5 Qd7 31. Re3 h6 {Accuracy: White = 76%, Black = 69%.} 1/2-1/2 [Event "US-ch Open 2019"] [Site "Saint Louis"] [Date "2019.03.25"] [Round "6.6"] [White "Liang, Awonder"] [Black "Akobian, Varuzhan"] [Result "1-0"] [ECO "C18"] [WhiteElo "2590"] [BlackElo "2625"] [Annotator "TA"] [PlyCount "99"] [EventDate "2019.03.20"] [EventType "swiss"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 27,99,42,49,20,35,-15,-26,-10,-24,-12,-21,-31,0,0,0,0,0,0,20,19,25,0,44,40,46,28,34,28,68,7,34,-8,-8,-40,-45,-121,16,16,78,16,62,16,64,67,234,39,272,8,920,586,1177,1151,1139,1112,1091,1081,1483,1487,2374,2173,2127,1960,29984,29985,29984,29985,29987,29988,29988,29989,29989,29990,29990,29991]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 cxd4 8. Bd3 Qc7 9. Ne2 dxc3 10. Qxg7 Rg8 11. Qxh7 Nbc6 12. Bf4 Bd7 13. Bg3 Nxe5 14. O-O O-O-O 15. Qh4 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4} (15. Rab1 N7c6 16. Bb5 f6 17. Qh6 Rdf8 18. Rb3 Kb8 19. Rfb1 Ka8 20. Rxc3 Qa5 21. Rcb3 Rh8 22. Qe3 Ng4 {1-0 (30) Eliseev,U (2602)-Lugovskoy,M (2502) Loo 2016}) 15... N5g6 16. Bxc7 Nxh4 17. Bxd8 {Black has an edge.} Rxg2+ 18. Kh1 Kxd8 19. Rab1 $146 ({Predecessor:} 19. f4 Nef5 20. Rg1 Rf2 21. Raf1 Rxf1 22. Rxf1 Bc6 {1-0 (104) Godoy Bugueno,D (2340)-Egger Mancilla,J (2425) Santiago de Chile 1994}) 19... e5 20. Rxb7 Bc6 21. Rb8+ Kc7 22. Rh8 $36 {[%mdl 2048] White fights for an advantage.} d4 {( -> ...Rxf2+)} 23. f3 $1 Neg6 24. Bxg6 (24. Rh7 {with more complications.} Kd6 25. Rxf7 Ba4 26. Re1 Be8 27. Rf6+) 24... Nxg6 (24... fxg6 {keeps more tension.} 25. Nxc3 Rxc2 26. Rxh4 dxc3 27. Rc4 Kd6) 25. Kxg2 Nxh8 $11 {[%mdl 4096] Endgame KRN-KBN} 26. h4 f6 $1 27. Kf2 Kd6 28. h5 (28. Rb1 $14) 28... Ba4 $1 29. Rg1 Nf7 $1 30. Rb1 Bxc2 31. Rb7 {[#]} (31. Rc1 $15 Ba4 32. Nxc3 $1 {[%mdl 512]} dxc3 33. Rxc3) 31... Nh6 (31... Ng5 $1 $17 {...Nh3+ is the strong threat.} 32. Rxa7 Bh7) 32. Rxa7 Bb3 (32... Bd3 $11 {remains equal.}) 33. a4 (33. Ra6+ $16 Ke7 34. a4) 33... Bc4 34. a5 {And now a6 would win.} (34. Rg7 $5 {[%cal Rg7g6]}) 34... c2 35. Nc1 {Strongly threatening a6.} f5 $2 ({Black should try} 35... d3 $14 36. Ra8 Ke6) 36. Rh7 $2 (36. Ra8 $18) 36... Ng8 $2 (36... Nf7 $1 $14) 37. h6 $2 ({White should play} 37. Ke1 $18) 37... e4 $2 {[%mdl 8192]} (37... Nf6 $11 38. Rg7 e4 39. fxe4 fxe4) 38. fxe4 fxe4 {[#] White must now prevent ...d3.} 39. Rd7+ $3 {[%mdl 512]} Kxd7 40. h7 e3+ 41. Kf3 e2 42. Kf2 Nf6 43. h8=Q Ke7 44. Qh4 d3 45. Qxc4 {White mates.} d2 46. Qxe2+ Kf8 47. Qxd2 Ne4+ 48. Ke2 Nxd2 49. Kxd2 Ke7 50. a6 {Accuracy: White = 26%, Black = 17%.} 1-0 [Event "US-ch Open 2019"] [Site "Saint Louis"] [Date "2019.03.28"] [Round "8.5"] [White "Liang, Awonder"] [Black "Robson, Ray"] [Result "1/2-1/2"] [ECO "C55"] [WhiteElo "2590"] [BlackElo "2667"] [Annotator "TA"] [PlyCount "98"] [EventDate "2019.03.20"] [EventType "swiss"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,98,0,0,7,26,27,29,-22,-33,-36,-27,-26,-15,-14,-19,-18,-16,-12,-13,-12,-25,-35,-25,-18,-18,-14,-12,-22,0,0,0,0,0,-6,0,0,-6,-2,-2,-12,-1,-8,-4,-5,-5,-5,0,-8,-7,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ne4 6. Qe2 Nc5 $1 ({Much worse is} 6... Bb4+ $6 7. Kd1 $16) 7. O-O {C56: Two Knights: 4 d4 exd4 5 0-0 Nxe4} (7. c3 d3 8. Qe3 Be7 9. b4 Ne6 10. O-O d5 11. exd6 cxd6 12. Qxd3 O-O 13. Nbd2 a5 14. Rb1 axb4 15. cxb4 Nxb4 16. Rxb4 {0-1 (41) Vitiugov,N (2719)-Wang,H (2730) St Petersburg 2018}) 7... Be7 8. Rd1 d5 9. Bb5 (9. exd6 $142 $1 cxd6 10. c3 (10. Nxd4 Nxd4 11. Rxd4 O-O $14)) 9... Bg4 $146 ({Predecessor:} 9... O-O 10. Bxc6 bxc6 11. Nxd4 Qe8 12. c4 f6 13. Nc3 fxe5 14. Qxe5 Qf7 {0-1 (24) Brandenburg,D (2421)-Postny,E (2609) Hoogeveen 2006}) 10. Rxd4 Bxf3 $1 11. Qxf3 O-O $1 {[%csl LRd4,LRe5]} 12. Rd1 Nxe5 13. Qxd5 c6 {[%mdl 64] [#] Double Attack} 14. Qxd8 Raxd8 15. Be2 Ne6 16. Rf1 Rfe8 17. Nd2 Bg5 {The position is equal.} 18. Nb3 {[#] Hoping for f4.} Bxc1 19. Rfxc1 Nd4 20. Nxd4 Rxd4 21. Rd1 Red8 22. Rxd4 Rxd4 23. Rd1 Rxd1+ 24. Bxd1 $11 {[%mdl 4096] Endgame KB-KN} f5 25. h4 f4 26. b3 Kf7 27. g3 Ke6 28. c3 Kd5 29. Kf1 h6 30. Ke2 g5 31. hxg5 hxg5 32. gxf4 gxf4 33. Bc2 a5 34. Bh7 c5 35. Bg8+ Kc6 36. a3 b6 37. Kd2 Kd6 38. Ke2 Kd7 39. Bc4 Kc7 40. a4 Kd6 41. Kd2 Kd7 42. Ke2 Ke7 43. Bg8 Kf6 44. Bd5 Kf5 45. Bg8 Kf6 46. Bd5 Ke7 47. Bc4 Kd6 48. Bg8 Ng4 49. Bc4 {Black must now prevent Kf3.} Ne5 {Accuracy: White = 83%, Black = 68%.} 1/2-1/2 [Event "US-ch Open 2019"] [Site "Saint Louis"] [Date "2019.03.30"] [Round "10.4"] [White "Liang, Awonder"] [Black "Xiong, Jeffery"] [Result "1/2-1/2"] [ECO "B10"] [WhiteElo "2590"] [BlackElo "2663"] [Annotator "TA"] [PlyCount "69"] [EventDate "2019.03.20"] [EventType "swiss"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,69,28,22,26,20,36,21,48,43,33,29,41,25,79,27,70,60,66,44,30,21,26,22,47,61,193,38,31,34,46,52,47,25,20,29,10,23,181,61,69,64,61,48,91,0,0,0,95,0,3,0]} 1. e4 c6 2. Nc3 d5 3. Nf3 g6 4. d4 Bg7 5. h3 dxe4 6. Nxe4 Nf6 7. Bd3 O-O 8. O-O Nxe4 9. Bxe4 Nd7 10. c3 c5 11. Bc2 cxd4 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} 12. Nxd4 a6 (12... Qb6 13. Re1 e5 14. Nb3 Qc7 15. Be3 Nb6 16. Qe2 Nd5 17. Rad1 Nxe3 18. Qxe3 b6 19. Nd2 {1-0 (35) Sheng,J (2408)-Shabalov,A (2568) Philadelphia 2018}) 13. Bg5 Bf6 $146 ({Predecessor:} 13... Nf6 14. Re1 Qc7 15. Qf3 e5 16. Bxf6 exd4 17. Bxg7 Kxg7 18. Rac1 Qb6 19. cxd4 Qxd4 {1-0 (53) Kochetkova,J (2327)-Foisor,C (2398) Germany 2014}) 14. Bxf6 Nxf6 15. Re1 Re8 16. Re5 Qb6 (16... Qc7 $11 {keeps the balance.} 17. Qe2 e6) 17. Bb3 (17. Qf3 $16) 17... Nd7 18. Re3 Nc5 19. Qe2 e6 20. Re1 Bd7 21. Qf3 Ba4 22. Bc4 {aiming for b4.} Bd7 ({Black should play} 22... Qxb2 $14 23. Qf4 Rac8) 23. Qf6 $2 (23. b4 $18) 23... Qd8 $1 $14 {[%cal Rd8f6]} 24. Qf4 Rc8 {[%cal Ba8c8,Bc8c5,Bc5d5][%mdl 32]} 25. Nf3 {Strongly threatening Ne5.} b5 26. b4 (26. Ng5 {keeps more tension.} Qe7 27. Bb3 Rc6 28. Qh4 f6 29. Ne4) 26... bxc4 27. bxc5 Rxc5 28. Ne5 Qe7 $2 (28... Rf8 $11) 29. Ng4 ({White has to play} 29. Qd4 $1 $18 Rxe5 30. Rxe5) 29... f5 30. Ne5 $1 {[%mdl 1024] White has compensation.} Bc6 31. Rg3 $1 Qg7 {[#]} 32. Qd4 ({Better is} 32. Qe3 $1 $16 {[%cal Re3c5]} Qf8 33. Qd4) 32... Rd5 $11 33. Qf4 (33. Qe3 $11 Bb7 34. f4) 33... Rc5 $16 {[#]} 34. Qd4 (34. Qe3 $1 $16 {[%cal Re3c5]} Qf8 35. Qf4) 34... Rd5 $11 35. Qf4 {Accuracy: White = 34%, Black = 40%.} 1/2-1/2