Author: John Merlino
Date: 16:50:16 07/01/05
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On July 01, 2005 at 19:39:39, Robin Smith wrote: >In a post below (http://www.talkchess.com/forums/1/message.html?434529), Michael >Drexel posted a game with an interesting potential test move: > >[D] rn1r2k1/p5pp/1pRbp2q/3pNpn1/3P1N2/PP1QPP2/1B4PP/5RK1 w - - 0 19 > >Rxd6! > >How long do engines take to find it? > >-Robin Depending on the time control, CM9_R1 on an AMD 2500 may or may not play it. It finds the move after two seconds, discards it after 33 seconds, then finds it again at 1:42. Time Depth Score Positions Moves 0:00 1/5 0.66 11916 19.Rc2 Nd7 20.Rfc1 Qh4 21.Kh1 Nxe5 22.dxe5 0:00 1/6 0.34 43351 19.Rc2 Nd7 20.Nxd7 Rxd7 21.Rfc1 Qh4 22.Qb5 0:00 1/6 0.40 54252 19.Rcc1 Nd7 20.Nc6 Re8 21.Qa6 Nf7 0:00 1/7 0.54 147166 19.Rcc1 Nd7 20.Qc3 Bxe5 21.dxe5 Nc5 22.b4 Na4 23.Qc2 Nxb2 24.Qxb2 0:01 1/8 0.55 345995 19.Rcc1 Nd7 20.Nc6 Rdc8 21.Qb5 Re8 22.Nb8 Bxf4 23.exf4 0:02 1/8 0.66 509900 19.Rxd6 Rxd6 20.Qc2 Na6 21.Rc1 Nf7 22.Qe2 b5 23.Nxf7 Kxf7 24.Qxb5 Kg8 0:03 1/9 0.71 910825 19.Rxd6 Rxd6 20.Qc2 Na6 21.Rc1 Rad8 22.Qe2 Nb8 23.Rc7 Nd7 24.Nfd3 Nxe5 25.Nxe5 0:07 1/10 0.86 2171594 19.Rxd6 Rxd6 20.Qc2 Na6 21.Rc1 Nf7 22.Qe2 b5 23.Nxf7 Kxf7 24.Qxb5 Rb8 25.Rc7+ Nxc7 26.Qxb8 0:20 1/11 0.71 5680966 19.Rxd6 Rxd6 20.Qc2 Na6 21.Rc1 Rad8 22.Qe2 Nb8 23.Rc7 Nd7 24.Nfd3 Nxe5 25.Nxe5 0:33 1/11 0.74 9107185 19.Rc2 Nd7 20.Qa6 Bxe5 21.dxe5 Nf7 22.Rc7 Nc5 23.Qb5 Rdc8 24.Qc6 Rf8 25.Rd1 1:21 1/12 0.70 21608940 19.Rc2 Nf7 20.Nxf7 Kxf7 21.Rfc1 Nd7 22.g3 g5 23.Ng2 Qh3 24.e4 Nf6 25.e5 1:42 1/12 1.00 28397279 19.Rxd6 Rxd6 20.Qc3 Na6 21.b4 Rf8 22.b5 Nb8 23.Qc7 Rdd8 24.Qxa7 Rc8 25.Qxb6 Rc2 2:39 1/13 0.89 46340332 19.Rxd6 Rxd6 20.Qc3 Na6 21.b4 Rf8 22.b5 Nb8 23.Qc7 Rdd8 24.Qxa7 Rc8 25.Qxb6 Rc2 26.Nfd3 jm
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