Author: Manfred Rosenboom
Date: 06:19:21 12/26/02
Go up one level in this thread
On December 26, 2002 at 08:03:23, Gerd Isenberg wrote: >Hi All, > >How long does your program need to avoid Qxf1? [D]1kr5/pp2bNp1/1qb1p3/3n4/P2PN3/1p1B2P1/1B2Q3/R4rK1/w - - am Qxf1; >In IsiChess some queen-pinned knowledge was helpfull. >4 seconds to avoid Qxf1 on AMD XP 2.1+ 256MB Hash. > >Cheers, >Gerd Yace changes very soon (under 1 second) from Qxf1 to Rxf1 (AMD 1,8 GHz) Yace 0.99.56 UCI 131 MB: D1 00:00 0.52 Ra1xf1 Bc6xa4 D1 00:00 1.14 Kg1xf1 D2 00:00 0.68 Kg1xf1 Rc8f8 D2 00:00 0.69 Qe2xf1 Rc8f8 D3 00:00 1.02 Qe2xf1 Rc8f8 Qf1f3 D4 00:00 0.98 Qe2xf1 Rc8f8 Qf1f3 Qb6b4 D5 00:00 0.99 Qe2xf1 Rc8f8 a4a5 Qb6b4 Qf1f3 D6 00:00 0.94 Qe2xf1 Rc8f8 a4a5 Qb6b4 Qf1f3 g7g6 D7 00:00 0.59 Qe2xf1 Rc8f8 a4a5 Qb6b4 Bd3e2 Bc6e8 Be2h5 D7+ 00:00 0.60 Ra1xf1 Bc6xa4 Ne4g5 Ba4d7 Nf7e5 Bd7e8 Qe2g4 Qb6d6 D7 00:00 0.74 Ra1xf1 Bc6xa4 Nf7e5 Ba4e8 Rf1f7 Be7f6 Ne4xf6 g7xf6 D8 00:02 0.90 Ra1xf1 Bc6xa4 Nf7e5 Ba4e8 Bd3c4 Rc8c7 Ne4d2 Be8a4 Rf1f7 D9 00:08 0.96 Ra1xf1 Bc6xa4 Nf7e5 a7a6 Ne5c4 Qb6c7 Rf1f7 Ba4b5 Nc4e5 Bb5xd3 Qe2xd3 D10 00:34 0.86 Ra1xf1 Bc6xa4 Nf7e5 Rc8c2 Bd3xc2 b3xc2 Ne5d3 Ba4b5 Ne4f2 Qb6c7 Kg1g2 Qc7c6 D11 01:47 0.85 Ra1xf1 Bc6xa4 Nf7e5 Ba4e8 Kg1g2 Nd5f6 Rf1h1 Be8c6 Ne5xc6 Qb6xc6 Rh1c1 Qc6d5 Rc1xc8 Kb8xc8 Qe2f3 D12 04:10 0.90 Ra1xf1 Bc6xa4 Nf7e5 Ba4e8 Rf1f7 Be7f6 Ne4c5 Rc8xc5 Rf7f8 Rc5c8 Rf8xe8 Qb6d6 Qe2h5 Bf6xe5 Best, Manfred
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