Author: Mike Byrne
Date: 17:22:48 10/23/03
Go up one level in this thread
On October 23, 2003 at 18:49:15, William Kerr wrote: >On October 23, 2003 at 18:32:45, Mike Byrne wrote: > >>On October 23, 2003 at 16:28:03, Darren Rushton wrote: >> >>>[D] 8/pR4pk/1b6/2p5/N1p5/8/PP1r2PP/6K1 b - - 0 1 >>> >>>1...Rxb2!! 2.Nxb2 c3 3.Rxb6 (or 3.Nd3 c4+ 4.Rxb6 cxd3 etc.) 3...c4! This move, >>>and the next, are not obvious at all. 4.Rb4 a5! (The crux of the combination >>>and, as Sanz later said, the most difficult move to find) 5.Nxc4 c2 and black >>>won in a few more moves. >>> >>>So does Fritzy find 1...Rxb2!! (very likely) but more importantly, >>>3...c4! >>>and 4...a5! >>> >>>let's see. >>> >>>Daz >> >>PCG 1.5 Dell Axim 400 16 Mhz (oc 600 Mhz) finds Rxb2 in 2:19 at node 12,442,531 >>89,514 nps. >> >>btw - this Axim 400 running at 600 Mhz is a refurbished model! > >amd = athlon 1.7 GHZ >all else P2 300 MHz >except sapphire II of course > >ruffian1.0 1:58 0.48, 2:08 +2.08 >yace 1:10 1.40, 2:20 1.80 13 ply >crafty 3:05 >cm6k sel=10 35 min -2.08 >pocket fritz 20 min no solve >uscf 7 min no solve >bringer 1:41 Rxb2 +1.34, 5:00 +2.14 >crafty amd 6:42 >ruffian 1.0.1 amd 16 sec >rebel10 15:26 0.24 Bd8, no solve >yacepdb 1:30 +1.30 >sapphire ii 0:08, 10:00 -0.07, 2:38:00 0.84 >cm9k 39:58 -1.96 Rxb2 >fritz532 3:34 0.19 Bd8, 8:10 14/32 0.09 Bd8 >cm9k 39:58 -1.96 >cm9k amd 1.7 Ghz 4:04 > >Bill Pocket PC Ruffian 1.0.4 found Rxb2 in just over 12 minutes. Pocket Fritz 2 (Shredder 7) foound Rxb2 at 8:49 with just over 16.7M nodes searched ~31K nps Same Axim as above with CG 1.5 OC to 600 Mhz
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