Author: Uri Blass
Date: 17:21:08 01/02/05
Go up one level in this thread
On January 02, 2005 at 16:02:20, Drexel,Michael wrote: >Chessmaster is no longer the undisputed mate solver amongst the chess playing >engines. > >[D]rb2b2R/2npk3/p1p3PP/1n2K1N1/1p4PN/2p3p1/3p3p/3B2rq w - - 0 1 > >Analysis by Fruit 2.0: > >1.Bc2 Qd5+ 2.Kf4 h1Q > -+ (-33.58) Depth: 1/9 00:00:00 >1.Bb3 Nd5+ 2.Kf5 d1Q 3.Bxd1 Rxd1 > -+ (-28.17) Depth: 1/9 00:00:00 >1.Bf3 Nd5+ 2.Kf5 d1Q 3.Bxh1 Rxh1 > -+ (-28.00) Depth: 1/14 00:00:00 >1.Nf5+ Kd8 2.Nf7+ Kc8 3.N7d6+ Nxd6 4.Nxd6+ Kd8 > -+ (-25.47) Depth: 1/19 00:00:00 >1.Nf5+ Kd8 2.Nf7+ Kc8 3.N5d6+ Nxd6 4.Nxd6+ Kd8 5.Nb7+ Ke7 6.Rh7+ Bf7 7.Rxf7+ Ke8 > -+ (-22.05) Depth: 2/19 00:00:00 >1.Nf5+ Kd8 2.Nf7+ Kc8 3.N5d6+ Nxd6 4.Nxd6+ Kd8 5.Nb7+ Ke7 6.Rh7+ Bf7 7.Rxf7+ Ke8 >8.Nd6+ Kd8 9.Nb7+ Kc8 10.Nd6+ Kd8 > = (0.00) Depth: 3/25 00:00:00 >1.Nf5+ Kd8 2.Nf7+ Kc8 3.N5d6+ Nxd6 4.Nxd6+ Kd8 5.Nb7+ Ke7 6.Rh7+ Bf7 7.Rxf7+ Ke8 >8.Nd6+ Kd8 9.Nb7+ Kc8 10.Nd6+ Kd8 > = (0.00) Depth: 4/44 00:00:00 >1.Nf5+ Kd8 2.Nf7+ Kc8 3.N5d6+ Nxd6 4.Nxd6+ Kd8 5.Nb7+ Ke7 6.Rh7+ Bf7 7.Rxf7+ Ke8 >8.Nd6+ Kd8 9.Nb7+ Kc8 10.Nd6+ Kd8 > = (0.00) Depth: 5/46 00:00:00 >1.Nf5+ Kd8 2.Nf7+ Kc8 3.N5d6+ Nxd6 4.Nxd6+ Kd8 5.Nb7+ Ke7 6.Rh7+ Bf7 7.Rxf7+ Ke8 >8.Nd6+ Kd8 9.Nb7+ Kc8 10.Nd6+ Kd8 > = (0.00) Depth: 6/56 00:00:01 47kN >1.Nf5+ Kd8 2.Nf7+ Kc8 3.Ne7+ Kb7 4.Nd8+ Kb6 5.Nc8+ Kc5 6.Nb7+ Kc4 7.Nb6+ Kd3 >8.Nc5+ Ke3 9.Nc4+ Kf2 10.Nd3+ Kg2 11.Ne3+ Kh3 12.Nf4+ Kh4 13.Nf5+ Kg5 14.Nh3+ >Kxg6 15.Nh4+ Kf7 16.Ng5+ Ke7 > +- (#31) Depth: 7/61 00:00:02 417kN Try public movei for the first position Here are results under text mode(movei is clearly faster than fruit in it) setboard rb2b2R/2npk3/p1p3PP/1n2K1N1/1p4PN/2p3p1/3p3p/3B2rq w - - 0 1 analyze 1 -2482 0 647 h4f5 e7d8 2 -2452 0 933 h4f5 2 -2382 0 961 h4f5 2 -2115 0 1169 h4f5 e7d8 g5f7 d8c8 f5d6 b5d6 f7d6 c8d8 d6b7 d8e7 h8h7 e8f7 h7f7 e7e8 2 -2115 0 1459 h4f5 e7d8 g5f7 d8c8 f5d6 b5d6 f7d6 c8d8 d6b7 d8e7 h8h7 e8f7 h7f7 e7e8 3 -2085 1 1820 h4f5 3 -2015 1 1836 h4f5 3 -619 1 1999 h4f5 e7d8 g5f7 d8c8 f5e7 c8b7 f7d8 b7b6 e7c8 b6c5 d8b7 c5c4 d1e2 c4b3 b7c5 b3c2 3 -619 1 2269 h4f5 e7d8 g5f7 d8c8 f5e7 c8b7 f7d8 b7b6 e7c8 b6c5 d8b7 c5c4 d1e2 c4b3 b7c5 b3c2 4 -649 1 2640 h4f5 4 -719 1 3128 h4f5 4 -589 1 3443 h4f5 4 -589 1 3751 h4f5 5 -559 1 3986 h4f5 5 -489 1 4029 h4f5 5 -154 1 6010 h4f5 e7d8 g5f7 d8c8 f5e7 c8b7 f7d8 b7b6 e7c8 b6c5 d8b7 c5c4 c8b6 c4d3 b7c5 d3e3 b6c4 e3f2 c5d3 f2g2 d3f4 g2f1 d1e2 f1e1 5 -154 1 6415 h4f5 e7d8 g5f7 d8c8 f5e7 c8b7 f7d8 b7b6 e7c8 b6c5 d8b7 c5c4 c8b6 c4d3 b7c5 d3e3 b6c4 e3f2 c5d3 f2g2 d3f4 g2f1 d1e2 f1e1 6 -124 1 8871 h4f5 6 -54 1 8896 h4f5 6 0 3 12000 h4f5 e7d8 g5f7 d8c8 f5d6 b5d6 f7d6 c8d8 d6b7 d8e7 h8h7 e8f7 h7f7 e7 e8 b7d6 e8d8 d6b7 d8c8 b7d6 c8d8 6 0 3 12577 h4f5 e7d8 g5f7 d8c8 f5d6 b5d6 f7d6 c8d8 d6b7 d8e7 h8h7 e8f7 h7f7 e7 e8 b7d6 e8d8 d6b7 d8c8 b7d6 c8d8 7 0 3 16772 h4f5 e7d8 g5f7 d8c8 f5d6 b5d6 f7d6 c8d8 d6b7 d8e7 h8h7 e8f7 h7f7 e7 e8 b7d6 e8d8 d6b7 d8c8 b7d6 c8d8 7 0 3 17889 h4f5 e7d8 g5f7 d8c8 f5d6 b5d6 f7d6 c8d8 d6b7 d8e7 h8h7 e8f7 h7f7 e7 e8 b7d6 e8d8 d6b7 d8c8 b7d6 c8d8 8 0 6 29273 h4f5 e7d8 g5f7 d8c8 f5d6 b5d6 f7d6 c8d8 d6b7 d8e7 h8h7 e8f7 h7f7 e7 e8 b7d6 e8d8 d6b7 d8c8 b7d6 c8d8 8 0 6 31743 h4f5 e7d8 g5f7 d8c8 f5d6 b5d6 f7d6 c8d8 d6b7 d8e7 h8h7 e8f7 h7f7 e7 e8 b7d6 e8d8 d6b7 d8c8 b7d6 c8d8 9 30 6 36486 h4f5 9 100 6 36558 h4f5 9 9939 9 53500 h4f5 e7d8 g5f7 d8c8 f5e7 c8b7 f7d8 b7b6 e7c8 b6c5 d8b7 c5c4 c8b6 c4d3 b7c5 d3e3 b6c4 e3f2 c5d3 f2g2 c4e3 g2h3 d3f4 h3h4 e3f5 h4g5 f4h3 g5g6 f5h4 g6f7 h3g5 f7e7 h4f5 e7d8 g5f7 d8c8 f5e7 c8b7 f7d8 b7b6 e7c8 b6c5 d8b7 c5c4 c8b6 c4d3 b7c5 d3e3 b6c4 e3f2 c5d3 f2g2 c4e3 g2h3 d3f4 h3h4 e3f5 h4g5 h8g8 e8g6 g8g6 9 9939 9 57569 h4f5 e7d8 g5f7 d8c8 f5e7 c8b7 f7d8 b7b6 e7c8 b6c5 d8b7 c5c4 c8b6 c4d3 b7c5 d3e3 b6c4 e3f2 c5d3 f2g2 c4e3 g2h3 d3f4 h3h4 e3f5 h4g5 f4h3 g5g6 f5h4 g6f7 h3g5 f7e7 h4f5 e7d8 g5f7 d8c8 f5e7 c8b7 f7d8 b7b6 e7c8 b6c5 d8b7 c5c4 c8b6 c4d3 b7c5 d3e3 b6c4 e3f2 c5d3 f2g2 c4e3 g2h3 d3f4 h3h4 e3f5 h4g5 h8g8 e8g6 g8g6 > >[D]R1n2N2/4pk1B/2Q1r2B/2K2b2/Rr1n2P1/1q1P1PP1/4N2b/8 w - - 0 1 > >Analysis by Fruit 2.0: > >1.Qe8+ Kxe8 2.Rxc8+ Kf7 3.Rxb4 > ± (0.86) Depth: 1/19 00:00:00 >1.Qe8+ Kxe8 2.Rxc8+ Kf7 3.Bg8+ Kxg8 4.Nxe6+ Kf7 5.N6xd4 Qxa4 6.gxf5 > ² (0.61) Depth: 2/21 00:00:00 >1.Qe8+ Kxe8 2.Rxc8+ Kf7 3.Bg8+ Kxg8 4.Nxe6+ Kh7 5.N2xd4 Qxa4 6.Nxf5 > ± (0.89) Depth: 3/21 00:00:00 >1.Qe8+ Kxe8 2.Rxc8+ Kf7 3.Bg8+ Kxg8 4.Nxe6+ Kh7 5.N6xd4 Qxa4 6.Nxf5 > ² (0.61) Depth: 4/24 00:00:00 >1.Qe8+ Kxe8 2.Rxc8+ Kf7 3.Bg8+ Kxg8 4.Nxe6+ Kh7 5.N6xd4 Qxa4 6.Nxf5 > ² (0.61) Depth: 5/28 00:00:00 >1.Qe8+ Kxe8 2.Rxc8+ Kf7 3.Bg8+ Kxg8 4.Ng6+ Kh7 5.Rh8+ Kxg6 6.Nf4+ Kf6 7.Rf8+ Ke5 >8.Bg7+ Rf6 9.Bxf6+ exf6 10.Re8+ Ne6+ 11.Rxe6+ Qxe6 12.Ng6+ Bxg6 13.f4+ Rxf4 >14.gxf4+ Bxf4 15.Re4+ Bxe4 16.d4# > +- (#16) Depth: 6/31 00:00:00 122kN Here public Movei is slower than Fruit and needs 1477387 nodes to solve it > >[D]5n2/B3K3/2p3p1/4k1N1/7P/3bN1P1/2Prn1P1/1q6 w - - 0 1 > >Analysis by Fruit 2.0: > >1.cxd3 Qb4+ 2.Kf7 Rxd3 > -+ (-11.57) Depth: 1/8 00:00:00 >1.Ng4+ Kd5 2.Ne3+ Ke5 > = (0.00) Depth: 1/10 00:00:00 >1.Nf3+ Ke4 2.Nxd2+ Ke5 3.Nf3+ Ke4 4.Ng5+ Ke5 5.Nf7+ Ke4 6.Nd6+ Ke5 7.Ng4+ Kd5 >8.Nf6+ Ke5 9.Nf7+ Kf5 10.Nh6+ Ke5 11.Nhg4+ Kf5 12.Ne3+ Ke5 13.Nfg4+ Ke4 14.Nf2+ >Ke5 15.Nxd3+ Ke4 16.Nf2+ Ke5 > +- (#22) Depth: 1/57 00:00:00 Here public movei is also fast but cannot solve it in depth 1 and needs depth 6 163081 nodes for mate score when Fruit does not report number of nodes. > >[D]1n6/8/8/R3Np1K/1N3k2/1R6/1P5P/3n4 w - - 0 1 > >Analysis by Fruit 2.0: > >1.h3 > +- (11.43) Depth: 1/1 00:00:00 >1.h4 > +- (11.59) Depth: 1/1 00:00:00 >1.Rf3+ Ke4 2.Kg5 > +- (11.71) Depth: 1/7 00:00:00 >1.Nbd3+ Ke3 2.Rxb8 > +- (14.60) Depth: 1/7 00:00:00 >1.Nbd3+ Ke3 2.Nc5+ Kd4 3.Ne6+ Ke4 4.Rxb8 > +- (14.61) Depth: 2/19 00:00:00 >1.Ng6+ Ke4 2.Re5+ Kd4 3.Nc2+ Kc4 4.Rb4+ Kd3 5.Ne1+ Kd2 6.Nf3+ Kc2 7.Re2+ Kc1 >8.Rxb8 > +- (14.81) Depth: 2/21 00:00:00 >1.Ng6+ Ke4 2.Re5+ Kd4 3.Nc2+ Kc4 4.Rb4+ Kd3 5.Ne1+ Kd2 6.Rd4+ Kc1 7.Rc5+ Nc3 >8.bxc3 Na6 9.Rxf5 > +- (15.83) Depth: 3/25 00:00:00 >1.Ng6+ Ke4 2.Re5+ Kd4 3.Nc2+ Kc4 4.Rb4+ Kd3 5.Ne1+ Kd2 6.Rd4+ Kc1 7.Rc5+ Nc3 >8.bxc3 Na6 9.Rxf5 > +- (15.83) Depth: 4/25 00:00:00 >1.Ng6+ Ke4 2.Re5+ Kd4 3.Nc2+ Kc4 4.Rb4+ Kd3 5.Ne1+ Kd2 6.Rd4+ Kc1 7.Rc5+ Nc3 >8.Rxc3+ Kxb2 9.Rdd3 Kb1 10.Rb3+ Kc1 11.Rxb8 > +- (16.80) Depth: 5/29 00:00:00 >1.Ng6+ Ke4 2.Re5+ Kd4 3.Nc2+ Kc4 4.Rb4+ Kd3 5.Ne1+ Kd2 6.Rd4+ Kc1 7.Rc5+ Nc3 >8.Rxc3+ Kb1 9.Rd1+ Kxb2 10.Rdd3 Kb1 11.Rb3+ Kc1 12.Rxb8 > +- (16.80) Depth: 6/35 00:00:01 641kN >1.Nc2 Nc6 2.Nxc6 Nc3 3.bxc3 Ke4 4.Rb4+ Kd3 > +- (17.54) Depth: 6/35 00:00:02 961kN >1.Nc2 Nc6 2.Nxc6 Nxb2 3.Rb4+ Kf3 4.N2d4+ Ke4 5.Nxf5+ Nc4 6.Rxc4+ Kd3 > +- (17.88) Depth: 7/35 00:00:03 1252kN >1.Ng6+ Ke4 2.Re5+ Kd4 3.Nc2+ Kc4 4.Rb4+ Kd3 5.Ne1+ Kd2 6.Nf3+ Kc2 7.Rc5+ Kd3 >8.Nf4+ Ke3 9.Rb3+ Kf2 10.Rc2+ Kf1 11.Rg2 Nc6 12.Nd2+ Ke1 13.Re2# > +- (#13) Depth: 7/39 00:00:14 7798kN >1.Rh3 Ne3 2.Ng6+ Ke4 3.Re5+ Kd4 4.Rhxe3 Kc4 5.Nc2 Nc6 6.Rc3# > +- (#6) Depth: 7/39 00:00:20 11231kN >1.Rh3 Ne3 2.Ng6+ Ke4 3.Re5+ Kd4 4.Rhxe3 Kc4 5.Nc2 Nc6 6.Rc3# > +- (#6) Depth: 8/39 00:00:21 11457kN >1.Rh3 Ne3 2.Ng6+ Ke4 3.Re5+ Kd4 4.Rhxe3 Kc4 5.Nc2 Nc6 6.Rc3# > +- (#6) Depth: 9/39 00:00:24 13467kN >1.Nc4 Nd7 2.Re5 Nxe5 3.Re3 Nxe3 4.Nd2 Nc6 5.Nd3# > +- (#5) Depth: 9/39 00:00:25 15335kN Here movei needs only 5103319 nodes for score of mate in 6 and seems to have similiar speed to fruit. Movei see mate in 6 and does not look for the shortest mate. > >[D]3nn3/2p2p2/6p1/n1PB3n/3BK3/1P2NRP1/3pNPnk/3n3b w - - 0 1 > >Analysis by Fruit 2.0: > >1.Nxd1 > ³ (-0.67) Depth: 1/5 00:00:00 >1.Nf1+ Kh3 2.Ng1+ Kg4 3.Nh2+ Kg5 4.Nh3+ Kh6 5.Ng4+ Kh7 6.Ng5+ Kg8 7.Nh6+ Kf8 >8.Nh7+ Ke7 9.Ng8+ Kd7 10.Nf8+ Kc8 11.Ne7+ Kb8 12.Nd7+ Ka7 13.Nc8+ Ka6 14.Nb8+ >Kb5 15.Na7+ Kb4 16.Na6+ Ka3 > +- (#20) Depth: 1/43 00:00:00 > >Michael Easy problem Fruit does not give number of nodes. Movei can see mate in 20 score in depth 7 after 24127 nodes Uri
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