Author: Omid David Tabibi
Date: 15:25:44 07/20/04
Go up one level in this thread
On July 20, 2004 at 12:40:47, Dann Corbit wrote: >On July 20, 2004 at 11:36:05, Omid David Tabibi wrote: > >>http://www.cs.biu.ac.il/~davoudo/pubs/ecmx.epd >> >>Remaining positions that are still unclear (the winning line is not clear): >> >>r3r1k1/pp3ppp/1qp5/2bbNQ2/5B2/2P5/PP3PPP/3RR1K1 w - - bm Rxd5; id "ECM.349"; >>r3k1r1/pb1qpp1p/1pnp1n1B/2p2R2/3PP3/2P3PN/P1P3BP/R2Q3K b q - bm Nxe4; id >>"ECM.561"; >>8/p5k1/2p2p2/4p1p1/1p2P3/1P4PP/1PP5/5K2 b - - bm g4; id "ECM.601"; >>4r2k/3n1Qpp/1pRP1p2/p4P2/1p1P2P1/6rP/P3q1B1/6RK w - - bm Qe6; id "ECM.624"; >>Isn't 1.Rc2 at least as good as Qe6? >>r1b2rk1/1pq2ppp/p1p1p3/2n1P3/2N2P2/3B4/PPP3PP/R2Q1RK1 w - - bm Bxh7+; id >>"ECM.677"; >>2k3r1/ppq2p1p/n1Pb1p2/8/6r1/4BN1b/PPQ2PPP/R3RBK1 b - - bm Bxh2+; id "ECM.698"; >>5rk1/5rp1/p2qb3/R2Np2Q/3bP2B/7P/P5PK/1R6 b - - bm Rf1; id "ECM.856"; >>3r1rk1/p3q1pp/2Rb4/3P4/8/1P2Qp2/PB3PPP/3R2K1 b - - bm Bxh2+; id "ECM.858"; >>8/2q1np1k/6p1/1PPn3p/8/P2Q3P/6P1/2R4K b - - bm Nf5; id "ECM.864"; >>7R/1p1r4/2b2p2/2Pp1qk1/3P1bp1/3N4/2Q2PB1/6K1 w - - bm Rg8+; id "ECM.866"; >>r6r/1pn1b1k1/2p1pq2/2Pp3p/p2P1Pp1/P2BP1P1/1P2QB2/3R2KR w - - bm Rxh5; id >>"ECM.867"; > >These are the CAP records for those positions: >2k3r1/ppq2p1p/n1Pb1p2/8/6r1/4BN1b/PPQ2PPP/R3RBK1 b - - acd 11; acn 102325400; ce >-31; pv Bxg2 cxb7+ Kxb7 Qb3+ Nb4 Bxg2 Rxg2+ Kf1 Ka8 Qa4 R2g4 Rac1 Qb7 Red1 Nd3; >bm Bxh2+; id "-XTDa.2427079-"; >3r1rk1/p3q1pp/2Rb4/3P4/8/1P2Qp2/PB3PPP/3R2K1 b - - acd 12; acn 100599953; ce >-249; pv Qd7 gxf3 Rde8 Qg5 Rf7 a4 Bf4 Qg2 Qb7 Rc3 Re2 Ba3; bm Bxh2+; id >"-XTDa.1004811-"; >4r2k/3n1Qpp/1pRP1p2/p4P2/1p1P2P1/6rP/P3q1B1/6RK w - - acd 12; acn 102633736; ce >228; pv Kh2 Qe3 Rf1 Rxg2+ Kxg2 Qe4+ Rf3 Qe1 Rc2 Qe4 Rc7 Qe2+ Kg3 Qe1+ Kg2; bm >Qe6; id "-XTDa.49495-"; >5rk1/5rp1/p2qb3/R2Np2Q/3bP2B/7P/P5PK/1R6 b - - acd 12; acn 112300621; ce -76; pv >Bc8 Qg5 Re8 Qc1 Bb7 Qc4 Qd7 Rf1 Rc8 Rxf7 Kxf7 Qd3; bm Rf1; id "-XTDa.3899655-"; >7R/1p1r4/2b2p2/2Pp1qk1/3P1bp1/3N4/2Q2PB1/6K1 w - - acd 12; acn 103686089; ce >-66; pv Qd1 Rg7 Bf1 Bc7 Qe2 Ba4 Qa2 Bc6 Qe2; bm Rg8+; id "-XTDa.453525-"; >8/2q1np1k/6p1/1PPn3p/8/P2Q3P/6P1/2R4K b - - acd 13; acn 120966384; ce -97; pv >Qe5 Qd2 Nf5 Re1 Nde3 Qc1 Qg3 Re2 Qf4 Rc2 g5 Rd2 Nd4; bm Nf5; id >"-XTDa.1127037-"; >8/p5k1/2p2p2/4p1p1/1p2P3/1P4PP/1PP5/5K2 b - - acd 17; acn 108075516; ce -66; pv >Kg6 Ke2 a6 Kd3 f5 exf5+ Kxf5 c3 c5 c4 e4+ Ke2 Ke6 Ke3 Kf5 Ke2; bm g4; id >"-XTDa.3727592-"; >r1b2rk1/1pq2ppp/p1p1p3/2n1P3/2N2P2/3B4/PPP3PP/R2Q1RK1 w - - acd 12; acn >100398401; ce 24; pv Qd2 Bd7 Be2 b5 Nd6 Rad8 Rac1 Na4 c4 Qb6+ Rf2 b4 Rd1 Qc5; bm >Bxh7+; id "-XTDa.4329043-"; >r3k1r1/pb1qpp1p/1pnp1n1B/2p2R2/3PP3/2P3PN/P1P3BP/R2Q3K b q - acd 12; acn >94334941; ce 59; pv Nxe4 Bxe4 Nxd4 Rf4 Bxe4+ Rxe4 Qc6 Nf2 f5 cxd4 fxe4 d5 Qa4 >Be3; bm Nxe4; id "-XTDa.5431059-"; In other words, CAP records show that except in this position, none of the other suggested best moves are correct. But also in this position, white has some advantage at the end of the variation you mentioned. >r3r1k1/pp3ppp/1qp5/2bbNQ2/5B2/2P5/PP3PPP/3RR1K1 w - - acd 11; acn 107944867; ce >-15; pv Nd3 Be7 b3 Be6 Qh5 Rad8 Be5 Qa5 Qe2 Qd5 Qe4 Qxe4 Rxe4; bm Rxd5; id >"-XTDa.975468-"; >r6r/1pn1b1k1/2p1pq2/2Pp3p/p2P1Pp1/P2BP1P1/1P2QB2/3R2KR w - - acd 14; acn >89581189; ce 47; pv Bc2 Qf7 Rd2 Ra7 Kf1 Bf6 Ke1 Rb8 Qd3 b6 Qh7+ Kf8 Rxh5 bxc5 >Bg6; bm Rxh5; id "-XTDa.3918892-";
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