Saturday, March 31, 2018

Chess Game of the Week - by Alan Lasser

  My opponent took the poisoned rook but I missed the mate in twelve.  I missed the mate in twenty-eight.  Fortunately, my attack was still very strong.
 
Alan Lasser-Doug Silverman
3/29/18
UMass Chess Club
game/15
1.e4 c5 
6.a4 g6 
37.Qc8# 1-0
[Event "game/15"]
[Site "UMass Chess Club"]
[Date "2018.03.29"]
[Round "?"]
[White "Alan Lasser"]
[Black "Doug Silverman"]
[Result "1-0"]
[ECO "B90"]
 
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.a4 g6 7.f4 Nc6 8.Nxc6 bxc6
9.Be3 Bg7 10.a5 O-O
11.Be2 Qc7 12.Bb6 Qb7 13.O-O Nd7 14.Na4 Nxb6 $6 { +0.46/24 } ( 14...Bxb2
{ +0.15/22 } 15.Rb1 Bg7 16.Bf2 Qc7 17.Nb6 Rb8 18.Qd3 Nxb6
{ 18...Re8 19. Qc4 Nf6 20. Nxc8 Rexc8 21. Bb6 Qd7 22. Rbd1 Rf8 23. f5 Qb7
24. Rf3 Nd7 -0.16 Stockfish } 19.axb6 Qd7 20.Rfe1 Bb7 21.Bf3 Bh6 22.Bg3 c5
23.e5 c4 ) 15.Nxb6 Rb8 16.c3 c5 $6 { +0.72/22 } ( 16...d5 { +0.39/20 } 17.e5
{ 17. Bd3 e5 18. f5 gxf5 19. exf5 f6 20. Kh1 Kh8 21. c4 Rd8 22. cxd5 cxd5
23. Be4 Qa7 24. Nxd5 Bb7 25. Qf3 Bxd5 26. Bxd5 Qc5 +0.15 Stockfish } 17...Bf5
18.Bg4
{ 18. Bf3 f6 19. Qe2 fxe5 20. fxe5 Rbd8 21. Rae1 Qc7 22. e6 Rd6 23. Qxa6 d4
24. Be4 dxc3 25. Bxf5 Rxf5 26. Rxf5 gxf5 27. bxc3 Bxc3 28. Nd7 Bxe1 +0.07
Stockfish } 18...Bxg4 19.Qxg4 e6 20.Rae1 c5 21.b3 Rbe8 ) 17.Bd3 Qc6 18.Qe2
Rxb6 $6 { +1.24/26 } ( 18...e6 { +0.78/22 } 19.Bc4 Bb7
{ 19...Kh8 20. Rad1 Bb7 21. Rfe1 Bf6 22. Qd3 Be7 23. Re2 Rg8 24. Kh1 Bf6
25. Rdd2 Rgd8 +0.44 Stockfish } 20.Rfe1 Bh6 21.Qf1 Rfd8 22.Rad1 Qc7 23.f5 d5
24.exd5 exf5 25.Qd3 Bf4 26.g3 Bd6 27.Re2 f4 28.gxf4 ) 19.axb6 Qxb6 $6
{ +1.82/24 } ( 19...a5 { +1.25/25 } 20.Ba6
{ 20. Bc4 Qxb6 21. Rf2 Bf6 22. Qe3 Qc7 23. Re1 a4 24. e5 Bg7 25. exd6 exd6
26. Ra1 Bb7 +1.10 Stockfish } 20...Bxa6
{ 20...Bd7 21. Bc4 Bc6 22. f5 Bf6 23. Rf2 Qb7 24. Re1 Kg7 25. g3 Qd7 26.Qd3
 +1.65 Stockfish } 21.Qxa6 Ra8 22.Qe2 Qxb6 23.Kh1 Bh6 24.Ra3 Bg7 25.Ra2 )
20.Bxa6 Bd7 21.Bc4 Rb8 22.b3 $6 { +0.94/25 } ( 22.f5 { +1.76/22 } 22...Be8
23.Rf2 Bf6 24.fxg6 hxg6 25.Raf1 Kg7 26.Qe3 Bb5 ) ( 22.Rf2 Be8 23.Raf1 Kh8
24.f5 gxf5 25.exf5 Be5 26.g3 Bb5 27.Ra1 Bxc4 28.Qxc4 Rf8 { +2.15 Stockfish }
) 22...Bxc3 23.Ra6 $6 { -0.07/26 } ( 23.Bxf7+ { +0.93/25 } 23...Kg7
{ 23...Kxf7 24. Qc4+ d5 25. Qxc3 dxe4 26. Qe3 Bf5 27. Rab1 Qb4 28. Rfd1 Bg4
29. Rd2 c4 30. h3 Be6 31. Rd4 +1.04 Stockfish } 24.Ra6 Qb7 25.Bc4 Bc6 26.Bd3
Bd4+ 27.Kh1 Kh8 28.Ra3 e6 29.e5 d5 30.Qg4 Re8 31.Rb1 Qe7 32.Ra6 Bd7 33.Ra7 )
23...Qb7 24.f5 Bb5
$6 { +0.38/22 } ( 24...gxf5 { -0.37/23 } 25.exf5
{ 25. h3 Bf6 26. exf5 d5 27. Bd3 Bc6 28. Kh1 Kh8 29. Rc1 c4 30. Rxc6 Qxc6
31. bxc4 dxc4 32. Rxc4 -0.29 Stockfish } 25...d5 26.Qg4+ Kf8 27.Be2 Qxb3
28.Kh1 Bf6 29.Qf4 Qb2 30.Ra5 Rc8 ) 25.fxg6 Qxa6 $4 { #12/24 } ( 25...hxg6
{ +0.31/24 } 26.Ra3
{ 26. Bxb5 Qxb5 27. Qxb5 Bd4+ 28. Kh1 Rxb5 29. Ra7 Kf8 30. Rb1 f5 31. exf5
gxf5 32. g3 Kf7 33. Re1 Kf6 34. Raxe7 Be5 35. Re8 Rxb3 +0.08 Stockfish }
26...Bf6 27.Bxb5 Qxb5 28.Qxb5 Bd4+ 29.Kh1 Rxb5 30.g3 Rb7 31.Rf3 e6 32.g4 Kg7
33.Ra6 Rd7 34.Kg2 ) 26.gxf7+ ( 26.Qh5 Kf8
{ 26...Bg7 27. Qxh7+ Kf8 28. Bxf7 Bd4+ 29. Kh1 e5 30. Bd5+ Ke8 31. Qg8+ Kd7
32. Rf7# } 27.g7+ Ke8 28.g8=Q+ Kd7 29.Qxb8 Bxc4 30.bxc4 Bd4+ 31.Kh1 Bf6
32.Qf5+ Kc6 33.Qfc8+ Qxc8 34.Qxc8+ Kb6 35.Rb1+ Bb2 36.Rxb2+ Ka5 37.Qa8# )
26...Kf8 27.Qh5 Bxc4 28.Qxh7 Bd4+ 29.Kh1 e5 30.Qg8+ Ke7 31.f8=Q+ ( 31.Qxb8
Bxf7 32.Qc7+ Ke8 33.Qxf7+ Kd8 34.Qg8+ Kc7 35.Rf7+ Kc6 36.Qe8+ Kb6 37.Qb8+ Ka5
38.Ra7 { From here, Stockfish says it's mate on move 57. } ) 31...Rxf8
32.Qxf8+ Kd7 33.bxc4 Qxc4 34.Rf7+ Kc6
{ 34...Qf7 stops the immediate mate, but it's not a long-term solution,
Stockfish says mate can arrive on move 51. } 35.Qa8+ Kb5 36.Rb7+ Kc6 37.Qc8#
1-0
 



 

 
 
 
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