The Squeeze – 3.exf5 Bc5?! [C40]

2010

[Koetsier,David]

1.e4 e5 2.Nf3 f5 3.exf5 Bc5?!

[3…Nc6?! 4.d4 exd4 5.Nxd4 Nxd4 (5…Qf6 Rybka’s move 6.Be3 Bc5 7.Qh5+ (7.Nxc6 Bxe3 8.Qh5+ g6 9.Qe2 bxc6 10.Qxe3+ Ne7 11.Nc3 gxf5 Koets.) 7…Kf8 8.Ne6+! dxe6 9.Bxc5+ Nge7 10.Nc3) 6.Qxd4 Qf6± Rozonni-Koetsier 1999 +-; 3…d6² 4.d4 e4 5.Ng5 Bxf5 6.f3!? (6.g4 To wild. 6…Bg6 7.Ne6 Qd7 8.Nxf8 Kxf8² Needs more test.; 6.Nc3 Koetsier.) 6…Qe7 (6…Nf6 7.Nc3 d5 8.fxe4 dxe4 9.Bc4 Nc6 10.Bf7+ Ke7 11.d5 h6 12.Be6 Bg6 13.Ngxe4 Nxe4 14.Nxe4 Bxe4 15.Qe2 Qd6 16.Qxe4 Qb4+ 17.Qxb4+ Nxb4 18.Kd1 Nxd5 19.Bxd5 Rd8 20.c4 c6= magee-gaard corr 1999.) 7.fxe4 Bxe4 8.Nxe4 Qxe4+ 9.Qe2 Qxe2+ 10.Bxe2 Nc6 11.c3 Nf6 12.0–0 0–0–0 black would be ok even though white has the bishop pair.; 3…e4÷ Main line. 4.Ne5 Nf6 (4…Qg5!? My pet move.

5.d4 Qxf5 6.Bc4 Nc6 7.g4 Qf6 8.Nf7 d5 (8…Nxd4 9.Nxh8 d5 10.Be2 g6 11.Nc3 c6 12.Nxg6 hxg6 13.Be3 Nxe2 14.Qxe2 Ba3 15.Rb1 Bxb2 16.Nxd5 cxd5 17.Qb5+ Kf7 18.Qxb2 Qxb2 19.Rxb2 b6 20.h3+-) 9.Bxd5 Nxd4 10.Nd2 Be6! Diepstraten. (10…Nh6 11.Nxh6 Qxh6 12.Nxe4 Qb6 13.c3 White is a pawn up.) 11.Bxe6 Qxe6 12.Nxh8 0–0–0 unclear) 5.Be2 Be7 (5…d6 6.Bh5+ Ke7 7.Nf7 Qe8 8.Nxh8 (8.Nc3 Nxh5 9.Nd5+ (9.Nxh8 Nf6 10.g4 c6 11.g5 Nd5 12.Qg4 Kd8÷) 9…Kxf7 10.Qxh5+ g6 11.fxg6+ Kg7 12.Nxc7 Qxg6 13.Qxg6+ Kxg6 14.Nxa8 Na6 15.d4 Be7 16.Bf4 Bd7 17.Nb6 axb6 18.a3³) 8…Qxh5 9.Qxh5 Nxh5 10.g4 Nf6 11.h3 (11.Rg1) 11…Nc6 12.Nc3 Nd4 13.Kd1 Nf3 14.d3 exd3 15.cxd3 Bd7 16.g5 Nh5 17.Nd5+ Kd8 18.Nf7+± Problem line for black.) 6.Bh5+ Kf8 7.Nc3 d6 8.Nf7 Qe8 9.Nxh8 (9.g4!?) 9…Qxh5 10.Qxh5 Nxh5 11.g4 Nf6 12.g5 Ne8 13.g6 Kg8 14.Nd5 Bh4 15.Nf7 Bxf5 16.d3 Bxg6 17.Ng5 Bxg5 18.Bxg5 exd3÷] 4.Nxe5 Bxf2+ 5.Kxf2 Qh4+ 6.g3 Qd4+ 7.Kg2 Qxe5 8.Qe2 Qxe2+ [8…d6 Kosten’s book 9.Qxe5+ dxe5 10.g4 h5 11.h3 b6 12.Bb5+ c6 13.Be2+- bishop pair and a pawn up. White is winning. 13…Bb7 14.Bf3 hxg4 15.hxg4 Rxh1 16.Kxh1 Na6 17.a3 0–0–0 18.d3 Nf6 19.Kg2 c5 20.Bxb7+ Kxb7 21.Kf3 Rh8 22.Nc3 Nb8 23.Bg5 Kc6] 9.Bxe2 Nc6 [9…Ne7] 10.Nc3 d6?! [10…Nd4! Koets 11.Bd3!? To keep the bishop pair.(11.Nb5 Nxe2 (11…Nxc2 12.Nxc7+ Kd8 13.Nxa8 Nxa1 14.b3 Nf6  15.Bb2 Re8 16.Bd3 b6 17.Rxa1 Bb7+ 18.Kh3 Bxa8 19.g4+-) 12.Re1 Kd8 13.Rxe2± It will be still a long defending game.) 11…b6 (11…b5!? Koetsier)

 

 

11.Nd5 Kd8 12.d3 Bxf5 13.Rf1 The rest is a matter of technique 13…Nge7 14.Bg5 g6 15.Bf6 Kd7 16.Nxe7 Rhe8 17.g4 Nxe7 18.gxf5 Nd5 19.Rae1 Ne3+ 20.Kg1 Nxf1 21.Kxf1 gxf5 22.Bf3 Rxe1+ 23.Kxe1 Re8+ 24.Kf2 Ke6 25.Bc3 c6

 

The power of the two Bishops. For more on endgames checkout Karsten Muller endgame serie from Chessbase. 26.b4 d5 27.Bd4 Ra8 28.c4 a6 29.Ke3 Rd8 30.Bb6 Rd7 31.cxd5+ cxd5 32.Kd4 Rd6 33.Bc7 Rd7 34.Bf4 Rd8 35.a4 Rd7 36.Kc5 Rd8 37.Kb6 Rc8 38.Bc7 Kd7 39.Be5 Ke6 40.Kxb7 Rc2 41.d4 Rb2 42.a5 Rxb4+ 43.Kxa6 Rb2 44.Bh5 1–0