Author: Mike Byrne
Date: 21:50:02 08/02/03
Go up one level in this thread
On August 03, 2003 at 00:33:57, John Merlino wrote: >On August 02, 2003 at 22:05:27, Anson T J wrote: > >>[d]2r2rk1/p3ppbp/6p1/8/8/QPqBBP2/P1P3PP/2KR3R w - - 0 20 >> >>Junior 8 played 20. Bf2 >>= (0.00) Depth: 16 0:03:29 >> >> >>The King 3.23 SKR then played >>20... Rfd8! >>-+ (-8.87) Depth: 13 0:10:47 >> >>and won. >> >>Does any other engine also want to play 20. Bf2 ? I'm not sure if White's >>position lost before move 20. or if it was a blunder on move 20. that cost >>Junior the game. >> >>Please post your evals and comments: > >Chessmaster 9000 (default personality), after a reasonably long search on a >P4-2.4G, seems to think that White's best chance is Qa4, with only a slight eval >advantage to Black (-0.18). After 20.Bf2, a 1-minute search gives an eval of >-1.37 for 20...Rfd8. > >But my vote is for "excellent attack by CM", starting with 18...Qc3!! How many >engines would not play this move and not gxf5? > >[D]1r3rk1/p3ppbp/2q3p1/5B2/8/QP2BP2/P1P3PP/2KR3R b - - 0 18 > >Majestic Chess, for example, needs 18 seconds on my P4-2.4 to find Qc3.... > >jm excellent attack by CM gets my vote... 3:00 for Crafty to find Qc3 on my "slow" dual 1.7 Ghz P4 - New game 1r3rk1/p3ppbp/2q3p1/5B2/8/QP2BP2/P1P3PP/2KR3R b - - 0 1 Analysis by Crafty 19.04 ST: 1...gxf5 2.Qxe7 Rfc8 3.Rd2 +- (1.89) Depth: 4 00:00:00 1...gxf5 2.Qc5 Qa6 3.Rd7 Qxa2 4.Qxe7 +- (1.72) Depth: 5 00:00:00 1...gxf5 2.Qc5 Qa6 3.Rd7 Qxa2 4.Qxe7 +- (1.72) Depth: 5 00:00:00 1...gxf5 2.Qxe7 Rfc8 3.c4 Rc7 4.Rd8+ Rxd8 5.Qxd8+ +- (1.58) Depth: 6 00:00:00 105kN 1...gxf5 2.Qxe7 Rfc8 3.c4 Rc7 4.Rd8+ Rxd8 5.Qxd8+ +- (1.58) Depth: 6 00:00:00 175kN 1...gxf5 ± (1.25) Depth: 7 00:00:00 381kN 1...gxf5 2.Qxa7 Rfc8 3.c4 Rb7 4.Qa5 e6 5.Rd8+ Bf8 6.Rxc8 Qxc8 ± (1.16) Depth: 7 00:00:01 737kN 1...gxf5 2.Qxa7 Rfc8 3.c4 Rb7 4.Qa5 e6 5.Rd8+ Bf8 6.Rxc8 Qxc8 ± (1.16) Depth: 7 00:00:01 1089kN 1...gxf5 2.Qc5 Qf6 3.Qd4 Qe6 4.Qd3 Qc8 5.Kb1 +- (1.61) Depth: 8 00:00:02 1909kN 1...gxf5 2.Qc5 Qf6 3.Qd4 Qe6 4.Qd3 Qc8 5.Kb1 +- (1.61) Depth: 8 00:00:05 4351kN 1...gxf5 2.Qc5 Qe6 3.Bf4 Rbc8 4.Qd5 Qe2 5.Rd2 Qa6 +- (1.53) Depth: 9 00:00:06 5033kN 1...gxf5 2.Qc5 Qe6 3.Bf4 Rbc8 4.Qd5 Qe2 5.Rd2 Qa6 +- (1.53) Depth: 9 00:00:07 6344kN 1...gxf5 2.Qc5 Qf6 3.Qd4 Qc6 4.Qd3 Bc3 5.Qxf5 ± (1.32) Depth: 10 00:00:11 9702kN 1...gxf5 2.Qc5 Qf6 3.Qd4 Qc6 4.Qd3 Bc3 5.Qxf5 ± (1.32) Depth: 10 00:00:23 20422kN 1...gxf5 2.Qc5 Qf6 3.Qd4 Qc6 4.Qd7 Qf6 5.Rd4 Qe5 6.Re1 Rfc8 ± (1.20) Depth: 11 00:00:37 33055kN 1...gxf5 2.Qc5 Qf6 3.Qd4 Qc6 4.Qd7 Qf6 5.Rd4 Qe5 6.Re1 Rfc8 ± (1.20) Depth: 11 00:01:00 53334kN 1...gxf5 2.Qc5 Qf6 3.Bd4 e5 4.Bb2 Qa6 5.Bxe5 Rb5 6.Qd6 Qxa2 7.Rhe1 ± (1.34) Depth: 12 00:01:20 69887kN 1...Qc3 ± (0.87) Depth: 12 00:03:00 155326kN (Byrne, Secane, PA USA 03.08.2003)
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