Author: Thomas Lagershausen
Date: 14:16:43 01/12/01
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On January 12, 2001 at 16:39:34, John Merlino wrote: >On January 12, 2001 at 16:11:58, Dann Corbit wrote: > >>From: >>http://www.icdchess.com/forums/1/message.shtml?149281 >> >>It's awfully quite around here as far as remarks to this: >>[D]r1r1q3/1b2bpkn/p2p1np1/1p1Pp2p/PPp1P3/R1P1BN1P/R1B2PP1/QN4K1 b - - bm Nxe4; >> >>Can anyone's program solve it? > >Chessmaster 8000 sees it, then backs off of it, then goes for it again: > >Time Depth Score Positions Moves >0:00 5 0.64 9753 bxa4 Bxa4 Qd8 Nbd2 Qc7 Bc2 >0:00 6 0.79 20942 Nd7 axb5 axb5 Ra7 Rxa7 Rxa7 Rb8 >0:00 6 0.70 37983 Nxe4 Bxe4 Nf6 Nbd2 Nxe4 Nxe4 Bxd5 > Qb1 f5 >0:01 7 0.72 85987 Nxe4 axb5 Bxd5 bxa6 Qc6 Ra5 f5 b5 >0:03 8 0.69 194101 Nxe4 axb5 Bxd5 bxa6 Neg5 Nbd2 Qc6 > Qd1 f5 >0:08 9 0.77 479580 Nxe4 axb5 Bxd5 bxa6 Neg5 Nbd2 Nxf3+ > Nxf3 Bxf3 gxf3 Qc6 Be4 d5 >0:13 9 0.73 773638 bxa4 Bxa4 Qd8 Bc6 Bxc6 dxc6 Nxe4 > Rxa6 Rxa6 Rxa6 Qc7 Nbd2 >0:28 10 0.78 1719491 bxa4 Bxa4 Qd8 Bc6 Bxc6 dxc6 Nxe4 > Rxa6 Rxa6 Rxa6 Nhg5 Nbd2 Nxf3+ > Nxf3 >0:38 10 0.63 2373847 Nxe4 Bxe4 Nf6 Nbd2 Nxe4 Nxe4 Bxd5 > Ned2 Bb7 axb5 Qxb5 Bg5 >1:31 11 0.84 6504630 Nxe4 Bxe4 Nf6 Bc2 Nxd5 Be4 f5 Bxd5 > Bxd5 axb5 axb5 Ra7 Rxa7 Rxa7 >4:55 12 0.94 23027258 Nxe4 Bxe4 Nf6 Nbd2 Nxe4 Nxe4 Bxd5 > Ned2 bxa4 Rxa4 Bb7 Ra5 Qd8 b5 axb5 > Rxb5 > >jm Yes! The new king engine understands this position better than every other programe of the wourld.The "old" CM 6000 is not able to find the solution in 1 hour (K6-2+ 600).The third programe i know which is able to understand this position is the new beta from Frank Zibi.ZChess 2.22 needs ply 13 and 2Min.49sec. 8.01 0:01 +0.11-- 1.e3 Sf6 2.Sc3 e6 3.Sf3 Sc6 4.Le2 Lb4 (17.182) 16.4 8.01 0:01 +0.10 1.e3 Sf6 2.Sc3 e6 3.Sf3 Sc6 4.Lc4 d5 (25.353) 19.5 8.13 0:01 +0.28++ 1.d4 Sf6 (27.061) 20.0 8.13 0:01 +0.28 1.d4 Sf6 (27.110) 20.0 9.01 0:01 +0.28 1.d4 Sf6 (28.493) 20.9 10.01 0:01 +0.28 1.d4 Sf6 (48.814) 26.4 11.01 0:03 +0.28 1.d4 Sf6 (114.903) 29.5 Bester Zug: d2-d4 Zeit: 0:38.806 min K/s: 37.743 Knoten: 1.464.474 11.01 0:00 +0.28 1.d4 Sf6 2.e3 e6 3.Sf3 Le7 4.Sc3 d6 5.Ld3 O-O 6.O-O Sc6 (4.847) 42.1 Bester Zug: d2-d4 Zeit: 0:10.053 min K/s: 58.080 Knoten: 581.150 11.01 0:00 +0.28 1.d4 Sf6 2.e3 e6 3.Sf3 Le7 4.Sc3 d6 5.Ld3 O-O 6.O-O Sc6 (9.191) 97.7 12.01 0:04 +0.16 1.d4 Sf6 2.e3 e6 3.Sf3 Le7 4.Sc3 d6 5.Ld3 O-O 6.O-O Sc6 (528.949) 119.4 Bester Zug: d2-d4 Zeit: 0:08.312 min K/s: 120.934 Knoten: 999.285 Engine: ZChess 2.2 beta von Franck Zibi Bester Zug: d2-d4 Zeit: 0:02.586 min Bester Zug: e2-e4 Zeit: 0:01.531 min Bester Zug: e2-e4 Zeit: 0:01.720 min 5.00 0:00 -0.44 29...Sf8 30.Db2 S8d7 31.Sbd2 Td8 (10.258) 5.00 0:00 -0.44 29...Sf8 30.Db2 S8d7 31.Sbd2 Td8 (16.357) 6.00 0:00 -0.55 29...Sf8 30.axb5 axb5 31.Txa8 Txa8 32.Txa8 Dxa8 33.Dxa8 Lxa8 34.Sbd2 (24.186) 6.00 0:00 0.00 29...Tcb8 (31.644) 6.00 0:00 -0.53 29...Tcb8 30.axb5 axb5 31.Sbd2 Txa3 32.Txa3 Sf8 33.Ta7 (37.468) 6.00 0:01 -0.53 29...Tcb8 30.axb5 axb5 31.Sbd2 Txa3 32.Txa3 Sf8 33.Ta7 (62.329) 62.3 7.01 0:01 -0.68 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta7 Lb7 33.Da5 Sf8 (80.570) 80.5 7.11 0:01 0.00 29...Tab8 (139.538) 139.5 7.23 0:02 -0.68 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta7 Lb7 33.Da5 Sf8 (201.533) 100.7 8.01 0:02 -0.66 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta7 Lb7 33.Db2 Sf8 34.Sbd2 (232.217) 116.1 8.14 0:03 -0.66 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta7 Lb7 33.Db2 Sf8 34.Sbd2 (388.581) 129.5 9.01 0:04 -0.65 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta5 Lb7 33.Sa3 Lc8 34.Db2 Ld7 (459.462) 114.8 9.22 0:07 -0.65 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta5 Lb7 33.Sa3 Lc8 34.Db2 (847.812) 121.1 10.01 0:08 -0.93 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta5 Lb7 33.Sa3 Lc8 34.Dc1 Kg8 35.Lh6 (997.416) 124.6 10.06 0:15 0.00 29...Tab8 (1.879.011) 125.2 10.06 0:17 -0.81 29...Tab8 30.axb5 axb5 31.Ta7 Sf8 32.Sa3 Tc7 33.Ta5 Lc8 34.Db2 S8h7 (2.138.983) 125.8 10.24 0:20 -0.81 29...Tab8 30.axb5 axb5 31.Ta7 Sf8 32.Sa3 Tc7 33.Ta5 Lc8 34.Db2 S8h7 (2.686.669) 134.3 11.01 0:30 -1.04 29...Tab8 30.axb5 axb5 31.Ta7 Ld8 32.Sa3 Kg8 33.Sxb5 Sxe4 34.Sc7 Lxc7 (3.981.057) 132.7 11.02 0:31 0.00 29...Tcb8 (4.080.888) 131.6 11.02 0:33 -0.92 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta5 Lb7 33.Sa3 Lc8 34.Dc1 Lf8 35.Lh6+ (4.365.449) 132.2 11.31 1:00 -0.92 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Ta5 Lb7 33.Sa3 Lc8 34.Dc1 Lf8 35.Lh6+ (8.056.507) 134.2 12.01 1:06 -1.00 29...Tcb8 30.axb5 axb5 31.Txa8 Lxa8 32.Sa3 Lb7 33.Sxb5 Sxe4 34.Lxe4 Dxb5 (8.906.892) 134.9 12.02 1:07 0.00 29...Tab8 (9.092.928) 135.7 12.02 1:12 -0.88 29...Tab8 30.axb5 axb5 31.Ta7 Ld8 32.Sa3 Kg8 33.Sxb5 Sxe4 34.Lxe4 Dxb5 (9.770.256) 135.6 12.25 1:33 -0.88 29...Tab8 30.axb5 axb5 31.Ta7 Ld8 32.Sa3 Kg8 33.Sxb5 Sxe4 34.Lxe4 Dxb5 (12.654.433) 136.0 13.01 1:51 -0.96 29...Tab8 30.axb5 axb5 31.Ta7 Ld8 32.Sa3 Dd7 33.Kh2 Kg8 34.Sxb5 Sxd5 35.Sxd6 (15.120.714) 136.2 13.04 2:49 0.00 29...Sxe4 (23.139.979) 136.9 13.04 3:44 -0.87 29...Sxe4 30.Lxe4 Sf6 31.Sbd2 Sxe4 32.Sxe4 Lxd5 33.Seg5 a5 34.axb5 axb4 (30.337.572) 135.4 I think this position deserves a clother look by all authors of chesssoftware. PS:Thanks Dan for your helping hand. Thomas
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