[Event "2018 WMA Championships"]
[Site "Amherst, MA"]
[Date "2018.02.11"]
[Round "5"]
[White "Ian Dudley"]
[Black "Yixin Li"]
[Result "0-1"]
[ECO "A35"]
1.c4 c5 2.Nc3 Nc6 3.d3 g6 4.g3 Bg7 5.Bg2 d6 6.e4 e5 7.Nge2 Nge7 8.O-O O-O
9.h3 Be6 10.Kh2 Nd4 11.f4 f5 12.Be3 $6 { -0.25/18 } ( 12.fxe5 { +0.06/18 }
12...Bxe5
{ 12...dxe5 13. exf5 gxf5 14. Bxb7 Rb8 15. Bg2 Kh8 16. Rb1 f4 17. gxf4 Ng6
18. Nd5 Nxe2 19. Qxe2 Bxd5 20. cxd5 Nxf4 21. Qg4 Nxg2 22. Rxf8+ Qxf8 23.
Qxg2 Qd6 +0.10 Stockfish } 13.Bh6 Rf7 14.Bf4
{ 14. Qd2 Nxe2 15. Qxe2 Kh8 16. Qd2 Nc6 17. Rae1 Qd7 18. exf5 Rxf5 19. Nd5
Rxf1 20. Rxf1 Bf5 +0.55 Stockfish } 14...Qb6 15.Nxd4 cxd4 ) 12...Nec6 13.Nd5
Rb8 14.Rb1 $6 { -0.24/17 } ( 14.Nxd4 { +0.08/17 } 14...Nxd4 15.Bxd4 cxd4
16.exf5 Bxf5 17.a4 exf4 18.Nxf4
{ Stockfish thinks Black is winning by 0.10 after 18...Be5 19. Qd2 Kh8 20.
Rf2 Qg5 21. Raf1 Rf6 22. h4 Qh6 23. a5 Bd7 } ) ( 14.fxe5 Bxe5 15.Nxd4 Nxd4
16.exf5 Rxf5 17.Qd2 b5 18.Rxf5 Nxf5 19.Bf4 Kg7 20.Re1 Bxd5 21.Bxe5+ dxe5
22.Bxd5 { +0.07 Stockfish } ) 14...b5 15.a3 $6 { -0.58/17 } ( 15.fxe5
{ -0.25/16 } 15...dxe5 16.cxb5 Rxb5 17.Nxd4 cxd4 18.Bd2 fxe4 19.Rxf8+ Bxf8
20.dxe4 Rb7 21.Qa4 Nb8 22.b4 Rf7 ) ( 15.b3 bxc4 16.dxc4 Qa5 17.exf5 gxf5
18.fxe5 dxe5 19.Nec3 e4 20.Na4 Bxd5 21.cxd5 Nb4 { -0.17 Stockfish } )
15...Kh8 $6 { -0.23/15 } ( 15...bxc4 { -0.58/17 } 16.dxc4 Na5 17.Bxd4 cxd4
18.b3 Qd7
{ 18...Kh8 19. Ng1 Qd7 20. Re1 fxe4 21. Bxe4 g5 22. Nf3 gxf4 23. gxf4 Bh6
-1.32 Stockfish } 19.h4 Kh8 20.Qd3 Rfc8 21.Kg1 ) 16.cxb5 Rxb5 17.Nec3 Rb8
18.Qa4 $6 { -1.00/18 } ( 18.b4 { -0.14/17 } 18...fxe4 19.dxe4 exf4 20.Rxf4 a5
{ 20...Ne5 21. Bxd4 cxd4 22. Ne2 d3 23. Rxf8+ Qxf8 24. Nef4 Bxd5 25. exd5
Rc8 26. Nxd3 Nxd3 27. Qxd3 Rc3 28. Qe4 Rxa3 -0.15 Stockfish } 21.bxc5 Rxb1
22.Qxb1 dxc5 23.Qf1 Ne5 24.Qa6 Qc8 25.Rxf8+ Qxf8 ) 18...fxe4 19.dxe4 Bxd5 $6
{ -0.07/20 } ( 19...exf4 { -0.78/18 } 20.Rxf4 Rxf4 21.Bxf4 g5 22.Be3 g4
23.hxg4
{ 23. Qd1 Ne5 24. Bf4 gxh3 25. Bxh3 Nef3+ 26. Kg2 Bxh3+ 27. Kxh3 Qc8+ -1.50
Stockfish } 23...Ne5
{ 23... Bxg4 24. Qa6 Be5 25. Nf4 Qg5 26. Ncd5 Nf3+ 27. Bxf3 Bxf3 28. Qxc6
Bxe4 -5.46 Stockfish } 24.Bf4 a5 25.g5 Bd7 26.Qd1 Bg4 27.Qf1 Ndf3+ 28.Bxf3
Nxf3+ 29.Kg2 Nxg5 30.Bxg5 Qxg5 31.Qf4 Qg6 32.b3 Be5 ) 20.Nxd5 Rb3 $6
{ +0.88/20 } ( 20...Ne7 { -0.07/19 } 21.Qc4 a5 22.b3
{ 22. Bd2 exf4 23. Nxf4 Nec6 24. Bc3 g5 25. Ne6 Nxe6 26. Qxe6 Bxc3 27. bxc3
Rxb1 28. Rxb1 Rf6 -0.08 Stockfish } 22...Nxd5
{ 22... Nb5 23. Nxe7 Qxe7 24. Qc1 exf4 25. Bxf4 Nd4 26. Qd2 Rb5 27. Bg5 Qe8
28. Bf4 Qe6 -0.32 Stockfish } 23.Qxd5 Ne2 24.Qc4 exf4 ) ( 20...exf4 21.Nxf4
Qa5 22.Qd1 Ne5 23.Qc1 Nb3 24.Qc2 Qb6 25.Nd5 Qb5 { -0.31 Stockfish } ) 21.Bxd4
$6 { -0.10/21 } ( 21.f5 { +0.88/20 } 21...a5
{ 21...gxf5 22. exf5 e4 23. Bxe4 Qe8 24. Nc3 Qb8 25. Bxc6 Nxc6 26. Qxc6
Bxc3 27. Bf4 Bd4 28. Bxd6 Rb6 29. Bxb8 Rxc6 30. Bf4 Rxf5 +0.82 Stockfish }
22.Rf2 gxf5 23.exf5 ) 21...Nxd4 22.Qxa7 $2 { -1.27/20 } ( 22.f5 { -0.14/20 }
22...a5
{ 22... Qg5 23. Nc3 Bf6 24. h4 Qh5 25. fxg6 Qxg6 26. Qd7 Rg8 27. Qh3 Bd8
28. h5 Qg5 29. Rf5 Nxf5 30. exf5 Qd2 31. f6 Bxf6 -1.83 Stockfish }
23.fxg6 hxg6 24.Rxf8+ Bxf8 25.Rf1 Rxb2 26.Qc4 Bg7 27.Rf7 Qe8 28.Qf1 g5 29.Ne7
Rb1 30.Qf2 Rb3 31.Ng6+ Kh7 32.Qf6 ) ( 22.fxe5 Bxe5 23.Rxf8+ Qxf8 24.Rf1 Bxg3+
25.Kg1 Qb8 26.Rf7 Rb7 27.Rxb7 Qxb7 28.Qe8+ Kg7 { -1.45 Stockfish } ) 22...Ne2
23.Rf3 $6 { -5.38/21 } ( 23.Qa4 { -3.22/19 } 23...Rxg3 ) ( 23.Rf2 exf4
24.gxf4 Nxf4 25.Nxf4 Be5 26.Kh1 Bxf4 27.Qa4 Re3 28.Qd1 Kg7 29.Rf3 Rxf3
30.Qxf3 Be5 { -1.88 Stockfish } ) 23...Rxf3 24.Bxf3 exf4 25.Qe7
{ 25.Be2 gets crushed by 25... fxg3+ 26. Kg2 Rf2+ 27. Kxg3 Qf8 28. Qxg7+
Kxg7 29. Rf1 Rxf1 30. Bxf1 Qxf1 -12.37 25.Nf4 Nf4
26.gf loses to
26... Qh4 27. Qxg7+ Kxg7 28. Rf1 Qxf4+ 29. Kg2 Qg5+ 30. Kf2 Qf6 31. Kg1 Qxb2 32. Rf2 Qxa3 -66.19 and
25.gf loses to 25... Qh4 26. Bg2 Qg3+ 27.
Kh1 Nxf4 28. Nxf4 Be5 29. Qe7 Qxf4 30. Qxf8+ Qxf8 -13.82 } 25...Qxe7
26.Nxe7 fxg3+ 27.Kg2 Nd4 28.Bg4 $6 { -6.21/25 } ( 28.Rf1 { -5.21/26 }
28...Be5 29.Nd5 Rb8 30.b4
{ 30. Rb1 Nxf3 31. Kxf3 Rf8+ 32. Ke2 Rf2+ 33. Kd3 g2 34. Ne3 Rxb2 -7.33
Stockfish } 30...Ra8 31.bxc5 dxc5 32.Kh1
{ 32. Bg4 Rxa3 33. Kg1 Ra2 34. Ne3 Ne2+ 35. Kg2 Nc3+ 36. Kf3 Nb5 -7.93
Stockfish } 32...Rxa3 33.Bg2 Rb3 34.Re1
{ 34. Nf6 Bxf6 35. Rxf6 c4 36. Bf1 c3 37. Rf8+ Kg7 38. Rc8 c2 39. Kg2 Rb1
40. Ba6 c1=Q 41. Rxc1 Rxc1 42. Kxg3 Kf6 -10.58 Stockfish } 34...c4 35.Rc1 Ne2
36.Rf1 c3 ) 28...Re8 $2 { -3.22/26 } ( 28...Be5 { -6.21/25 } 29.Rf1 Rb8
30.Rb1 c4 31.Nd5 Nc2 32.Nb4 Nxb4
{ 32...Rf8 33. Nc6 Ne3+ 34. Kg1 Bxb2 35. Re1 Bxa3 36. Rxe3 Bc5 37. Kg2 Bxe3
-8.20 Stockfish } 33.axb4 Rxb4 34.Bd1 c3 35.Bc2 cxb2 36.Rf1 Rd4 37.Bb1 d5
38.exd5 Rxd5 ) 29.Nd5 Rxe4 $6 { -2.39/25 } ( 29...h5 { -3.22/25 } 30.Bd1 Rxe4
{ 30...h4 31. Bg4 Rxe4 32. Kh1 Kh7 33. a4 Nc6 34. Bf3 Rxa4 35. Nc3 Bxc3 36.
Bxc6 Rb4 37. Kg2 Bxb2 -5.17 Stockfish } 31.Kxg3 Nf5+ 32.Kf2 Bd4+ 33.Kf1 Re5
34.Nc3 Re3 35.Nb5 Rxh3 36.Nxd4 Rh1+ 37.Ke2 Nxd4+ 38.Kf2 Rh2+ 39.Ke3 Rh3+
40.Kf2 Kg7 41.a4 Nc6 42.b3 g5 43.Bf3 Ne5 44.Bg2 Rc3 ) 30.Kxg3 h5 31.Bd7 $2
{ -12.89/28 } ( 31.Nc3 { -2.39/23 } 31...Re8 32.Bd7 Rb8
{ 32...Rd8 33. Ba4 Be5+ 34. Kg2 Kg7 35. Nd5 c4 36. Bd1 Nf5 37. Kf1 Rf8 38.
Ke1 Ng3 39. Be2 Nxe2 40. Kxe2 Bd4 41. Rd1 Bxb2 -2.16 Stockfish } 33.Kf2
{ 33. a4 c4 34. Kg2 Rd8 35. Bb5 d5 36. Ra1 Nxb5 37. axb5 Rb8 -2.17
Stockfish } 33...c4 34.a4 Rd8 35.Bb5 Nxb5 36.axb5 d5 37.Kf3 ) 31...Re5 $2
{ -2.35/24 } ( 31...Be5+ { -12.89/28 } 32.Kg2
{ 32. Kf2 Re2+ 33. Kf1 Bg3 34. Ba4 Rf2+ 35. Ke1 Rxb2+ 36. Kd1 Rxb1+ -17.25
Stockfish } 32...Re2+ 33.Kg1
{ 33. Kf1 Bg3 34. Ba4 Rf2+ 35. Ke1 Rxb2+ 36. Kd1 Rxb1+ 37. Kd2 Ra1 38. Be8
Be1+ 39. Kd3 Rxa3+ -36.30 Stockfish } 33...Bh2+ 34.Kf1 Bg3 35.Ba4 Rf2+ 36.Ke1
Rxb2+ 37.Kd1 Rxb1+ 38.Kd2 Ra1 39.Be8 Be1+ 40.Kd3 Rxa3+ 41.Kc4 Nf3
{ 41...Kg7 42. Bb5 Kf7 43. Bd7 Ba5 44. Nf4 Nf3 45. Bb5 Bd2 46. Nxg6 Nd4 47.
Bd7 Kxg6 -50.77 Stockfish } 42.Kb5 Ne5 43.Kb6 c4 ) 32.Nc3 Re7 33.Bc8 Rc7
34.Ba6 Nf5+ 35.Kf2 $6 { -2.77/26 } ( 35.Kf4 { -2.00/23 } 35...Rf7
{ 35...Re7 36. Nd5 Re5 37. Bc4 Nh4 38. Kg3 g5 39. Kf2 Re4 40. b3 Bd4+ 41.
Kf1 g4 42. hxg4 hxg4 43. Re1 g3 44. Rxe4 g2+ 45. Ke2 g1=Q 46. Rxh4+ -1.76
Stockfish } 36.a4 Ne7+ 37.Kg3 d5 38.Kg2 Bd4 39.Rf1 Nf5 40.Kh2 Ra7 41.Bb5 Be5+
42.Kg1 Bd4+ 43.Kh2 ) ( 35.Kg2 Re7 36.Bb5 Re3 37.a4 Rg3+ 38.Kf2 Bd4+ 39.Ke2
Bxc3 40.bxc3 Rxc3 41.Bd3 Nd4+ 42.Kd2 Ra3 { -1.59 Stockfish } ) 35...Ra7
36.Bd3 Bxc3 37.bxc3 Rxa3
{ The scoresheet I compiled as the game was being analyzed ends here, but
play continued for many moves as Black easily won the ending. } 0-1