Author: John Merlino
Date: 14:04:13 06/02/04
Go up one level in this thread
On June 02, 2004 at 16:32:16, José Antônio Fabiano Mendes wrote: > Movsesian,S - Korobov,A = Aeroflot Open, second round, 18/Feb/2004 > [D]6k1/3nr2p/3p2pQ/1pq3P1/p2r4/P2B4/1PP5/1K1R3R b >In principle 34...b4 is playable, but on 35.Bxg6! Rxd1+ 36.Rxd1 you have to >respond with 36...Nf8, as 36...hxg6 loses immediately: 37.Qxg6+ Rg7 38.Qe6+. >After 36...Nf8 37.axb4 Qxb4 38.c3 and 39.Bd3 White has better chances, but Black >is more or less OK. > >From the variation above, one can see that the most dangerous attacking piece >for Black is the white bishop. This may then help you to find an interesting >defensive resource: 34...Qd5! 35.Rdf1 (removing the Rook from the pin) >35...Rxd3! (by eliminating the bishop Black gets counterplay) 36.cxd3 Qxd3+ >37.Ka1 b4. White’s attack has evaporated, and Black stands well with two pawns >for the exchange. CM_SKR on an AMD 2500 needs 0:26 to find the line above, but then finds a slight change in move order, preferring b4 before Qxd3+: Time Depth Score Positions Moves 0:00 1/3 -0.81 2823 1...Rd5 2.Rhg1 Qe3 3.Rg2 0:00 1/4 -0.80 10676 1...Rd5 2.Rde1 Rde5 3.Rxe5 Nxe5 0:00 1/5 -0.47 44395 1...Rd5 2.Bxg6 Rxd1+ 3.Rxd1 hxg6 4.Qxg6+ Rg7 5.Qe6+ Rf7 6.Qg6+ Kf8 7.Rxd6 0:00 1/6 -0.47 68471 1...Rd5 2.Bxg6 Rxd1+ 3.Rxd1 hxg6 4.Qxg6+ Rg7 5.Qe6+ Rf7 6.Qg6+ Kf8 7.Rxd6 0:00 1/7 0.53 177778 1...Rd5 2.Bxg6 Rxd1+ 3.Rxd1 Qe5 4.Bd3 Rf7 5.c3 Kh8 0:00 1/7 0.26 244785 1...b4 2.axb4 Qe5 3.c3 Rf4 4.Rhf1 Nb6 0:01 1/7 -0.29 350814 1...Qe5 2.Rd2 Qd5 3.Rhd1 Qc5 4.Rf1 Rg4 5.Bxg6 hxg6 6.Qxg6+ Rg7 0:02 1/8 -0.14 594387 1...Qe5 2.Rd2 Qd5 3.Bxg6 Qxh1+ 4.Qxh1 Rxd2 5.Bd3 Nb6 6.Bxb5 0:03 1/8 -0.33 821391 1...b4 2.axb4 Rxb4 3.Bxg6 Nf8 4.Rxd6 Qe5 5.Bxh7+ Rxh7 6.Rg6+ Nxg6 7.Qxh7+ Kf8 0:10 1/9 0.18 2849391 1...b4 2.Bxg6 Rxd1+ 3.Rxd1 b3 4.Bd3 Ne5 5.Rf1 Nf3 6.Qf6 bxc2+ 7.Bxc2 0:12 1/9 -0.06 3267637 1...Qe5 2.Rd2 Qd5 3.Rhd1 Kh8 4.c3 Rg4 5.Bxg6 Qxg5 6.Qxg5 Rxg5 7.Rxd6 hxg6 8.Rxd7 Rxd7 9.Rxd7 0:16 1/9 -0.21 4524705 1...Qd5 2.Rd2 Qf3 3.Rdd1 Qc6 4.Rdf1 d5 5.Re1 Rxe1+ 6.Rxe1 Nc5 0:26 1/10 -0.15 7466598 1...Qd5 2.Rdf1 Rxd3 3.cxd3 Qxd3+ 4.Ka1 b4 5.Rd1 Qb3 6.Qh3 bxa3 7.bxa3 Qb6 8.Qf3 Ne5 0:45 1/11 -0.19 12932840 1...Qd5 2.Rdf1 Rxd3 3.cxd3 b4 4.Rc1 Qxd3+ 5.Ka1 Nc5 6.Rcf1 Ne6 7.Rc1 Qf5 8.Rc8+ Nf8 9.Rhc1 bxa3 1:28 1/12 -0.14 26249711 1...Qd5 2.Rdf1 Rxd3 3.cxd3 b4 4.Rc1 Qxd3+ 5.Ka1 Nc5 6.Rcf1 Ne6 7.Rc1 Qa6 8.axb4 Qb7 jm
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