Author: Joachim Rang
Date: 03:03:48 04/29/04
Go up one level in this thread
On April 29, 2004 at 02:10:15, Yar wrote: >Hi ! > >I discovered this postion yestersay during endgame analisys. > >Can your engine find d6! with a draw score ? > >[D] 6k1/p6p/1p4p1/1r1PP3/7q/4N3/P2Q1PK1/8 w - - 0 6 > >With best regards, > >Yar Junior 8 findes d6 relatively quick: 2m30s on my Athlon 1500 MHz. It still has no draw score but the deeper it gets the more the score drops. This is another indication that my assumption, that Junior 8 is especially strong with major pieces in open positions, is correct. No other program has imho such a good understanding of the potential of major pieces in open positions where king-safety and perpetual motifs play a significant role. New game 6k1/p6p/1p4p1/1r1PP3/7q/4N3/P2Q1PK1/8 w - - 0 1 Analysis by Junior 8: 1.d5-d6 Rb5xe5 2.d6-d7 Re5-g5+ 3.Kg2-f1 -+ (-2.81) Depth: 3 00:00:00 1.e5-e6 Rb5-b1 -+ (-1.93) Depth: 3 00:00:00 1.e5-e6 Rb5-b1 2.Qd2-c3 Qh4-h1+ 3.Kg2-g3 Rb1-g1+ 4.Kg3-f4 -+ (-1.93) Depth: 6 00:00:00 10kN 1.e5-e6 Rb5-b1 -+ (-2.23) Depth: 9 00:00:00 1032kN 1.Qd2-c3 Rb5-c5 2.Qc3-b2 Qh4-g5+ 3.Kg2-h2 Qg5-f4+ 4.Kh2-h1 h7-h6 5.e5-e6 Qf4-h4+ 6.Kh1-g1 Rc5-c8 -+ (-1.94) Depth: 9 00:00:01 2103kN 1.Qd2-c3 Rb5-c5 2.Qc3-b2 Qh4-e4+ 3.Kg2-h2 h7-h6 4.e5-e6 Rc5-c8 -+ (-2.02) Depth: 12 00:00:05 8568kN 1.e5-e6 Qh4-g5+ 2.Kg2-f3 -+ (-2.01) Depth: 12 00:00:17 24744kN 1.e5-e6 Qh4-g5+ 2.Kg2-h2 Qg5-f6 3.Qd2-c2 Rb5-c5 4.Qc2-e4 Qf6xf2+ 5.Ne3-g2 Rc5-c3 6.Qe4-e5 Rc3-c4 7.Qe5-b8+ Qf2-f8 8.Qb8xa7 -+ (-2.12) Depth: 14 00:01:11 102860kN 1.Qd2-c3 Rb5-c5 2.Qc3-b2 Qh4-e4+ 3.Kg2-g1 Qe4-f4 4.a2-a3 h7-h5 5.e5-e6 h5-h4 -+ (-2.01) Depth: 14 00:01:27 127297kN 1.d5-d6 Qh4-g5+ 2.Kg2-f1 Rb5-b1+ 3.Kf1-e2 Qg5-h5+ 4.Ke2-d3 Qh5xe5 5.d6-d7 Qe5-b5+ 6.Kd3-c3 Qb5-b4+ 7.Kc3-d3 Qb4-e7 8.Kd3-e2 Qe7-d8 9.Qd2-d5+ Kg8-f8 10.Qd5-e4 -+ (-1.72) Depth: 14 00:01:48 155809kN 1.d5-d6 Qh4-g5+ 2.Kg2-f1 Rb5-b1+ 3.Kf1-e2 Qg5-h5+ 4.Ke2-d3 Qh5xe5 5.d6-d7 Qe5-b5+ 6.Kd3-c3 Qb5-b4+ 7.Kc3-d3 Qb4-e7 8.Kd3-e2 Qe7-d8 9.Qd2-d5+ -+ (-1.71) Depth: 15 00:02:34 218120kN 1.d5-d6 Rb5xe5 2.d6-d7 Qh4-d8 3.Qd2-d6 Re5-g5+ 4.Kg2-f1 Rg5-c5 5.a2-a4 Kg8-f7 6.Ne3-g4 Rc5-c1+ -+ (-1.62) Depth: 16 00:04:43 399166kN, tb=29 1.d5-d6 Rb5xe5 2.d6-d7 Qh4-d8 3.Qd2-d6 Re5-c5 4.Ne3-g4 Kg8-f7 5.a2-a3 a7-a5 6.Ng4-f6 Kf7-g7 -+ (-1.64) Depth: 17 00:08:48 717162kN, tb=30 1.d5-d6 Rb5xe5 2.d6-d7 Qh4-d8 3.Qd2-d6 Re5-c5 4.Ne3-g4 Kg8-f7 5.a2-a3 Kf7-g8 6.a3-a4 a7-a5 -+ (-1.51) Depth: 18 00:16:51 1348657kN, tb=35 1.d5-d6 Rb5xe5 2.d6-d7 Qh4-d8 3.Qd2-d6 Re5-c5 4.Ne3-g4 Kg8-f7 5.Ng4-h6+ Kf7-g7 6.Nh6-g4 Rc5-g5 7.Kg2-f1 -+ (-1.51) Depth: 19 00:35:50 2811864kN, tb=730 regards Joachim
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