Author: Ernst Walet
Date: 12:25:23 02/04/02
Go up one level in this thread
On February 04, 2002 at 07:41:13, Uri Blass wrote: >This position is from the ssdf games(RebelCentury4-Shredder5.32). > >[D]8/8/8/3qr2p/4k2P/3p2PK/R7/Q7 w - - 0 79 >The last move of Shredder was Ke3-e4 > >How much time does your program need to see that white wins material after >ke3-e4? >Is ke3-e4 the losing blunder in the game? > >The game continued 79.Rf2 Qd7+ 80.Kh2 Rf5 81.Qe1+ Kd4 82.Ra2 Qb5 and Shredder >had to resign at move 121 > > SNIP > >Uri Fritz7 finds the position better for white, the score is slowly growing. New game 8/8/8/3qr2p/4k2P/3p2PK/R7/Q7 w - - 0 1 Analysis by Fritz 7: 1.Rf2 Rf5 2.Qe1+ Kd4 3.Rd2 Qf3 4.Kh2 Kd5 ± (1.13) Depth: 7/21 00:00:00 177kN 1.Rf2 Rf5 2.Qe1+ Kd4 3.Rb2 Qf3 4.Qb4+ Kd5 5.Qb3+ Kd6 6.Kh2 ± (1.03) Depth: 8/22 00:00:00 323kN 1.Rf2 Rf5 2.Qe1+ Kd4 3.Rb2 Qf3 4.Qb4+ Kd5 5.Qb3+ Kd6 6.Qb8+ Kd7 7.Kh2 ± (1.00) Depth: 9/25 00:00:01 799kN 1.Rf2 Rf5 2.Qe1+ Kd4 3.Rb2 Qf3 4.Qb4+ Kd5 5.Qb5+ Kd4 6.Qb6+ Rc5 7.Qd8+ Rd5 ± (0.75) Depth: 10/26 00:00:03 2185kN 1.Rf2 Rf5 2.Qe1+ Kd4 3.Rb2 Qf3 4.Qb4+ Kd5 5.Qa5+ Ke4 6.Qa4+ Ke5 7.Qe8+ Kd4 ± (0.75) Depth: 11/30 00:00:10 6725kN 1.Rf2 Qe6+ 2.Kh2 Rf5 3.Qe1+ Kd5 4.Qa5+ Ke4 5.Qb4+ Ke5 6.Qc3+ Kd6 7.Rd2 Re5 8.Qd4+ ± (0.75) Depth: 12/32 00:00:36 23770kN, tb=4 1.Rf2 Qe6+ 2.Kh2 Rf5 3.Rb2 Rc5 4.Qb1 Kf5 5.Qxd3+ Kf6 6.Qd4+ Qe5 7.Qd8+ Ke6 8.Rb6+ ² (0.69) Depth: 13/35 00:01:28 57536kN, tb=19 1.Rf2 Qe6+ 2.Kh2 Kd5 3.Qa3 Kc6 4.Qxd3 Rb5 5.Re2 Qd5 6.Qg6+ Kc5 7.g4 hxg4 8.Rc2+ ± (0.72) Depth: 14/36 00:04:48 189887kN, tb=157 1.Rf2 Qe6+ 2.Kh2 Kd5 3.Qa3 Kc6 4.Qxd3 Rb5 5.Re2 Qd5 6.Qg6+ Kc5 7.g4 hxg4 8.Rc2+ ± (0.75) Depth: 15/40 00:11:34 442418kN, tb=941 1.Rf2 Qe6+ 2.Kh2 Kd5 3.Qa3 Kd4 4.Qb4+ ± (0.88) Depth: 16/41 00:28:06 1094901kN, tb=2599 1.Rf2 Qe6+ 2.Kh2 Kd5 3.Qa3 Kc4 4.Rf4+ Re4 5.Qa4+ ± (0.94) Depth: 17/44 01:12:22 2832537kN, tb=8608 (Celeron 1.2GHz, 832MB hash, 3, 4 & 5 piece EGTB's 04.02.2002) Ernst.
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