[Event "30 minutos"]
[Site "Sao Paulo"]
[Date "2018.03.10"]
[White "Mephisto Polgar"]
[Black "Novag Super Expert 5 MHz"]
[Result "0-1"]
[ECO "D25"]
[WhiteElo "1975"]
[BlackElo "1977"]
[Annotator "Tactical Analysis 2.10 (14s)"]
[PlyCount "178"]
[EventCountry "BRA"]
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4
e6 6. h3 Bh5 7. O-O Nbd7 8. Nc3 Bd6 9. e4 e5 10. Be2 O-O 11. dxe5 Nxe5 12. Nd4
Bxe2 13. Qxe2 Ng6 {[#] LiveBook: 10 Games} 14. Be3 $146 {D25: Queen's Gambit
Accepted: 4 e3: sidelines and 4...Bg4} ({Predecessor:} 14. Nf5 Be5 15. Bg5 Qc8
16. Rac1 Re8 17. Qf3 Re6 18. Rfd1 c6 19. Nd5 Bxb2 20. Rc2 Be5 21. Bxf6 Bxf6 {
1-0 (39) Makarov,M (2515)-Drozdovskij,Y (2421) St Petersburg 2000}) 14... Qe8
15. f3 Rd8 16. Ndb5 {[%eval 0,19]} (16. Nf5 $16 {[%eval 76,18]}) 16... Be5 17.
Qc4 ({Stronger than} 17. Bxa7 Nf4 $17) 17... c6 18. Nxa7 {[%eval -49,17]} (18.
Nd4 $1 $11 {[%eval 0,20] feels stronger.}) 18... Qe7 {[%eval 3,16]} (18... Ra8
$15 {[%eval -49,17]} 19. Bc5 Qb8 20. Bxf8 Nxf8) 19. Bc5 {[%eval -127,21]} (19.
Rfd1 $11 {[%eval 3,16] keeps the balance.}) 19... Bd6 $36 {[%mdl 3072] Black
has strong compensation. Black is in control.} 20. Bb6 $2 {[%eval -299,18]} (
20. Bxd6 $17 {[%eval -88,18] was called for.} Qxd6 21. Rad1) 20... Bc7 $2 {
[%eval -73,17]} (20... Qe5 $19 {[%eval -299,18] has better winning chances.}
21. Ne2 Qh2+ 22. Kf2 Ne5) 21. Bf2 $2 {[%eval -361,18][%mdl 8192]} (21. Be3 $17
{[%eval -73,17]}) 21... Qe5 $1 $19 {[%csl Gc7][%cal Re5h2]} 22. g3 Qh5 23. Kg2
Qxf3+ {[%eval -220,23]} (23... Rd2 $142 {[%eval -388,18]} 24. e5 Qxe5) 24. Kxf3
Ne5+ {[%cal Bg6e5,Be5c4,Bc4d2][%mdl 32]} 25. Kg2 Nxc4 26. b3 Nd2 27. Rfe1 Be5
28. Rac1 Bxc3 29. Rxc3 Ndxe4 30. Rc4 Nxf2 31. Kxf2 Rd2+ 32. Re2 Rxe2+ 33. Kxe2
{[%mdl 4096] Endgame KRN-KRN} Re8+ 34. Kd3 Nd5 35. Kd2 Re3 36. Rg4 f5 {[#]} 37.
Rg5 $2 {[%eval -476,21]} (37. Rb4 $1 {[%eval -225,21][%mdl 512] might work
better.} Re7 (37... Nxb4 38. Kxe3) 38. Rd4) 37... f4 {[%eval -283,22]} (37...
g6 $142 {[%eval -476,21]} 38. g4 f4) 38. gxf4 {Rxd5! is the strong threat.}
Rxh3 39. f5 Rh2+ 40. Kd3 Rxa2 41. Nc8 Ra3 42. Kc2 h6 43. Rg3 Ra2+ 44. Kd3 b6
45. Nd6 c5 46. Ne8 {[%eval -249,23]} (46. Kc4 {[%eval -184,22] was necessary.}
Rd2 47. Nc8) 46... Nf4+ 47. Ke3 Nh5 48. Rg6 Ra8 49. Nc7 Rc8 50. Nd5 Re8+ 51.
Re6 Rxe6+ 52. fxe6 {KN-KN} g5 53. Ke4 b5 54. Ke5 {[%eval -304,25] [#]} (54. Ne3
$17 {[%eval -156,24]}) 54... c4 {[%eval -159,25]} (54... g4 $1 $19 {[%eval
-304,25] White must now prevent ...g3.} 55. Ke4 Kf8) 55. bxc4 $17 bxc4 56. Kd4
{[%eval -339,25] [#]} (56. Kd6 {[%eval -200,24] was the only defense.}) 56...
Ng7 $1 $19 57. Nf6+ Kf8 58. Kxc4 Nxe6 59. Kd5 Nf4+ 60. Ke4 {intending Kf5.} Kf7
61. Kf5 Ne6 62. Nh5 $2 {[%eval -32685,21]} (62. Nd7 $19 {[%eval -331,26]} Ng7+
63. Kg4) 62... Ng7+ 63. Kg4 Nxh5 64. Kxh5 {KP-KP} Kf6 65. Kg4 h5+ 66. Kg3 Kf5
67. Kf3 h4 68. Kg2 Kg4 69. Kh2 Kf3 70. Kh1 Kf2 71. Kh2 g4 72. Kh1 Kf1 73. Kh2
g3+ 74. Kh3 Kf2 75. Kxh4 {KP-K} g2 76. Kg4 Kf1 77. Kf4 g1=Q 78. Ke4 {Black
mates.} Qc5 79. Kd3 Kf2 {[%cal Bf1f2,Bf2f3,Bf3e4,Be4d5,Bd5d6,Bd6c6][%mdl 32]}
80. Ke4 Qe3+ 81. Kd5 Kf3 82. Kd6 Ke4 83. Kc6 Qd4 84. Kc7 Kd5 85. Kb7 Qa4 86.
Kb6 Kd6 87. Kb7 Qb4+ 88. Ka7 Kc6 {[%csl Gc6][%cal Rb4b7]} 89. Ka6 Qa4# {
Accuracy: White = 26%, Black = 54%.} (89... Qa3# $142 {[%eval -32765,7]}) 0-1
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