Author: Uri Blass
Date: 15:43:19 10/28/01
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On October 28, 2001 at 18:06:34, Gian-Carlo Pascutto wrote: >[D]r1b1r1k1/5pbp/p1pQ1np1/q3n3/2pBP3/2N2P2/PP4PP/1KNR1B1R w - - 0 15 > >Sjeng played b4, which loses. How long to avoid it, and how long >to see it loses? Junior7 needs 2 seconds(224 knodes on p200) It does not see that b4 is losing in order to avoid it but it can see that Bxe5 is better. Sjeng - Fritz r1b1r1k1/5pbp/p1pQ1np1/q3n3/2pBP3/2N2P2/PP4PP/1KNR1B1R w - - 0 1 Analysis by Junior 7: 15.a4 Bd7 = (-0.25) Depth: 3 00:00:00 15.f4 Re6 16.Qc5 Qxc5 17.Bxc5 = (0.00) Depth: 3 00:00:00 1kN 15.N1e2 Bd7 = (0.06) Depth: 3 00:00:00 2kN 15.Be2 Bd7 = (0.09) Depth: 3 00:00:00 2kN 15.Be2 Re6 16.Qc5 Qxc5 17.Bxc5 = (0.07) Depth: 6 00:00:00 6kN 15.b4! ² (0.39) Depth: 6 00:00:00 10kN 15.b4! Qa3 16.Bxe5 Nxe4 17.Nxe4 Bxe5 ² (0.51) Depth: 6 00:00:00 17kN 15.b4 Qa3 = (0.21) Depth: 9 00:00:01 115kN 15.Bxe5 Qxe5 16.Qxe5 Rxe5 17.Bxc4 Rb8 18.Nd3 Re8 ² (0.40) Depth: 9 00:00:02 224kN 15.Bxe5 Qxe5 16.Qxe5 Rxe5 17.Bxc4 Rb8 18.Nd3 Ra5 19.Ne2 Bd7 ² (0.55) Depth: 12 00:00:07 821kN > >[D]4r1k1/1pr4p/p2p1qp1/P1nP3n/1RN1P3/2N2p2/2Q2PPP/1R4K1 w - - 0 26 > >Sjeng played Rb6 and lost. How long to see it loses/avoid it? 0 seconds This move is never consider to be best by Junior7(p200) Junior again likes the square e5 Sjeng - Xinix 4r1k1/1pr4p/p2p1qp1/P1nP3n/1RN1P3/2N2p2/2Q2PPP/1R4K1 w - - 0 1 Analysis by Junior 7: 26.gxf3 Qxf3 27.Nxd6 Ree7 ² (0.34) Depth: 3 00:00:00 1kN 26.gxf3 Qxf3 27.Nd2 Qg4+ 28.Kf1 Qh3+ 29.Kg1 Nf4 ³ (-0.69) Depth: 6 00:00:00 22kN 26.g3 Kh8 27.Qb2 Nxe4 = (-0.02) Depth: 6 00:00:00 26kN 26.g3 Qd8 27.Nd2 Qf6 28.Qb2 = (0.15) Depth: 9 00:00:00 57kN 26.e5! ² (0.28) Depth: 9 00:00:02 221kN 26.e5! Qg5 27.g3 dxe5 28.d6 Rd7 29.Nd5 Rc8 ² (0.29) Depth: 9 00:00:03 353kN 26.e5 dxe5 27.d6 Rg7 28.Nd5 Qf5 29.Ne7+ Rgxe7 30.Qxf5 gxf5 31.dxe7 fxg2 32.Kxg2 Nf4+ 33.Kf3 Rxe7 ² (0.51) Depth: 12 00:00:55 7946kN 26.e5 dxe5 27.d6 Rg7 28.Nd5 Qf5 29.Qa2 Nf4 30.Nce3 Qe6 31.Qc4 Ne2+ 32.Kh1 fxg2+ 33.Kxg2 Nf4+ 34.Nxf4 Qxc4 35.Rxc4 ² (0.55) Depth: 14 00:04:10 33639kN Uri
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