Author: Marc van Hal
Date: 05:30:49 04/21/02
Go up one level in this thread
On April 20, 2002 at 21:59:49, Dan Ellwein wrote: >On April 19, 2002 at 17:57:46, Terry Ripple wrote: > >>This position is taken from an actual game: "Tseshkovsky vs Prokopchuk" (1995) >> >>[D]rn1qkb1r/ppp1pppp/8/3n4/2B3b1/2P2N2/PP1P1PPP/RNBQK2R b KQkq - 0 1 >> >>1)e4 d5 2)exd5 Nf6 3)Bb5+ Bd7 4)Bc4 Bg4 5)Nf3 Nxd5 6)c3!? >Black has to be - >>extremely careful with his next move! 6)...c6 Black's best! Other moves fall >>foul to White's cunning 6)c3: >> >>a)6)...Nb6? and 6...Nf6? both run into 7.Bxf7+ Kxf7 8.Ne5+. >> >>b)6)...e6? 7.Qa4+ Qd7 [or 7...c6? 8.Bxd5 and 9.Qxg4] 8.Bb5 c6 9.Bxc6 Nxc6 - >> 10.Qxg4 and White has an extra pawn. (Note: Rebel Tiger 14 chooses e6?) > >>( Does Tiger believe that it has enough compensation for the pawn?) > >CMLite gives the following variation for the respones 6)...e6? > >Time Depth Score Positions Moves >13:18 1/12 0.15 27116636 6...e6 7. Qa4+ Qd7 8. Bb5 c6 9. > Qxg4 cxb5 10. d4 f5 11. Qh3 Bd6 > 12. O-O 0-0 13.Bg5 > > >>c)...Nxc6?! 7.Qb3 Bxf3 [7...Na5 8.Qa4+ c6 9.Bxd5 wins!] 8.Qxb7! Nb6 [8...Na5?- >> 9.Bb5+ c6 10.Bxc6+ Nxc6 11.Qxc6+ Qd7 12.Qxa8+] 9.gxf3 Ne5 10.Bb5+ Ned7 11.d4, >> again with a healthy pawn advantage. >> >>d)6)...g6?! 7.Qb3 Bxf3 8.gxf3 and the b-pawn drops! >> >>From the actual game after White's move 6)c3 follows 6...c6 7.d4 e6 8.Nbd2 Nd7 >> 9.h3 Bf5 10.0-0 Be7 11.Re1 0-0 12.Ne4 Qc7 13.Bd3 b5 14.Bd2 Bg6 15.Qb1 Rab8 >> 16.Neg5 Bxd3 17.Qxd3 Bxg5 18.Nxg5 N7f6 19.a4 a6 [Not 19...bxa4?! 20.c4 Ne7 - >> 21.Bc3, when the a4-pawn would soon drop!] 20.Ne4 Nxe4 21.Rxe4 Rbd8 - >> 22.Bg5 Rd7 23.axb5 axb5 24.Qf3 Ne7 25.Bf4 Qb7 26.h4! Rd5 27.h5 Rf5 28.Qg4 g6 >> 29.hxg6 hxg6 30.Be5?( best Bd6!)30...Rh5! 31.Qf3? (31.Bf6,playing on the weak- >> dark squares, would have been more effective!) 31...f5! 32.Ree1 Nd5 -- >> 33.Bd6 Re8 34.Qg3 Qh7 35.f3 g5 36.Be5 f4 37.Bxf4 Nxf4 38.Re5 Rh1+ 39.Kf2 Qc2+ >> and Black wins! >> >> >> Best regards, >> Terry hehe
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