Author: Terry McCracken
Date: 18:13:01 05/12/05
Go up one level in this thread
On May 12, 2005 at 11:09:37, Eelco de Groot wrote: >On May 12, 2005 at 02:37:23, Terry McCracken wrote: > >>Nxf7 is tempting but I believe Qe2 is stronger, with a killer threat of Nxf7! >>next move. >> >>This position is taken from a blitz game I played tonight. >> >>[D]r2qkbnr/1b3ppp/p3p3/2ppN3/3P1B2/2N5/PPP2PPP/R2QR1K1 w kq - 0 12 >> >>Terry > >Thanks for the testposition Terry! I'm testing the new mainframe -well that's >what I call it, it's an Athlon64 3200+ - and Pro Deo gets over 1.1 million nodes >per second! Because of the slightly different architecture, all Pro Deo >personalities behave differently too, compared to my Celeron(Pentium III) 500 >MHz. That has 256 kb L1 cache. The Athlon has a 512 kb cache I believe. I think >that influences Lazy eval, the amount of the eval function that can be held in >cache is different. Pro Deo 1.1 default settings does it better so far on this >machine, which is not surprising as I believe Ed has an Athlon 3400+ as his >development machine. > >Pro Deo 1.1 Betazoid T901 on a mainframe (Athlon 64 3200) would play 1.Qe2 in a >blitzgame but also likes Shredder's Na4 after a while: > >00:00:00.2 1,10 3 4386 Qe2 Qf6 Qe3 cxd4 >00:00:00.2 0,99 4 12335 Qe2 Qc8 Qh5 g6 >00:00:00.2 0,99 4 15288 dxc5 >00:00:00.2 1,27 4 18017 dxc5 Bxc5 Qg4 Qf6 Rad1 >00:00:00.2 0,84 5 39386 dxc5 Bxc5 Qg4 g6 Rad1 Rc8 >00:00:00.2 0,93 5 66855 a3 cxd4 Qxd4 Nf6 Qa4+ Nd7 >00:00:00.4 0,94 6 187849 a3 Rc8 dxc5 Bxc5 Qg4 Qf6 Rad1 >00:00:00.4 0,94 6 223993 Qe2 >00:00:00.5 1,20 6 249475 Qe2 Be7 dxc5 Bxc5 Nxf7 Kxf7 Qxe6+ Kf8 Be5 >00:00:00.6 0,89 7 345267 Qe2 Be7 dxc5 Bxc5 Rad1 Qh4 Na4 Bb4 >00:00:01.5 1,07 8 1162336 Qe2 Qf6 Qd2 Qh4 Rad1 cxd4 Qxd4 Bd6 >00:00:03.1 1,21 9 2835182 Qe2 Be7 dxc5 Bxc5 Na4 Bb4 c3 Be7 Rad1 >00:00:07.8 1,03 10 8010182 Qe2 g6 Na4 >00:00:27.8 1,09 11 31131848 Qe2 g6 Na4 >00:01:10.1 1,04 12 81566496 Qe2 Nf6 Nxf7 Kxf7 Qxe6+ Kg6 Re3 >00:01:48.2 1,04 12 126443446 Na4 >00:02:08.4 1,25 12 147685285 Na4 c4 Qe2 Be7 >00:02:57.0 1,25 13 204202070 Na4 c4 Qe2 Be7 >00:07:23.4 1,45 14 524384616 Na4 c4 b3 > >Pro Deo 1.1 default prefers 1.Qe2, but I didn't let it analyze very long. > > 00:00:00 3.12 0.97 1.Qe2 Qf6 2.Qe3 cxd4 3.Qxd4 Qf5 4.Nxd5 > 00:00:00 4.00 0.86 1.Qe2 Qc8 2.Qh5 g6 3.Nxg6 > 00:00:00 4.12 0.93 1.dxc5 Bxc5 2.Qg4 Kf8 3.Rad1 > 00:00:00 5.00 0.76 1.dxc5 Bxc5 2.Qg4 g6 3.Rad1 Rc8 > 00:00:00 5.03 0.81 1.a3 Nf6 2.f3 cxd4 > 00:00:00 6.00 0.66 1.a3 Nf6 2.dxc5 Bxc5 3.Na4 Bd6 4.f3 > 00:00:00 6.01 0.71 1.dxc5 Bxc5 2.Qg4 Qf6 3.Rad1 Nh6 4.Qg3 > 00:00:00 6.02 0.71 1.Qe2 > 00:00:00 6.02 0.94 1.Qe2 Be7 2.dxc5 Bxc5 3.Na4 Bd4 4.Rad1 Bxe5 > 00:00:00 7.00 0.80 1.Qe2 Be7 2.dxc5 Bxc5 3.Na4 Bb4 4.c3 Qh4 > 00:00:00 7.01 0.80 1.dxc5 > 00:00:00 7.01 1.23 1.dxc5 Bxc5 2.Qg4 g6 3.Nxf7 Kxf7 4.Qxe6 Kg7 > 5.Rad1 > 00:00:01 8.00 0.76 1.dxc5 Bxc5 2.Qg4 Kf8 3.Na4 Nf6 4.Qg3 Bb4 5.c3 > 00:00:01 8.01 1.02 1.Qe2 Bc8 2.dxc5 Bxc5 3.Qg4 g6 4.Na4 Nf6 5.Qh4 > 00:00:02 9.00 1.05 1.Qe2 Be7 2.dxc5 Bxc5 3.Na4 Bb4 4.c3 Qf6 5.Qe3 > Be7 > 00:00:07 10.00 0.89 1.Qe2 g6 2.Na4 > 00:00:09 10.02 1.10 1.Na4 cxd4 2.Qxd4 f6 3.Nb6 fxe5 4.Bxe5 Ra7 > 5.Bxg7 Bxg7 6.Qxg7 Qxb6 7.Qxh8 > 00:00:14 11.00 1.00 1.Na4 cxd4 2.Qxd4 Bd6 3.Nb6 Ra7 4.Qa4 Ke7 5.Nc6 > Bxc6 6.Qxc6 g5 7.Bxg5 Nf6 > 00:00:16 11.01 1.02 1.Qe2 g6 2.Na4 > 00:00:46 12.00 1.17 1.Qe2 Be7 2.Nb5 Qc8 3.Nc7 Qxc7 4.Ng6 Qb6 5.Nxh8 > Nf6 6.dxc5 Qxb2 > 00:01:28 13.00 0.98 1.Qe2 Nf6 2.Na4 > 00:01:54 13.01 1.16 1.Na4 c4 2.Qe2 Be7 3.b3 cxb3 4.Rab1 Qa5 5.Rxb3 > Qxa4 > 00:03:24 14.00 1.19 1.Na4 c4 2.Qe2 Be7 3.Nc5 Qc8 4.Ncd7 Qd8 5.Qh5 > g6 6.Qh3 Rc8 > 00:08:28 15.00 1.19 1.Na4 c4 2.Qh5 > 00:09:49 15.01 1.19 1.Qe2 > 00:10:30 15.01 1.20 1.Qe2 Nf6 2.Na4 > >Pro Deo Betazoid T8: > >Betazoid T8 met 200 Mb HT > >00:00:00.2 1,10 4 13619 dxc5 >00:00:00.2 1,27 4 14487 dxc5 Bxc5 Qg4 Qf6 Rad1 >00:00:00.2 0,86 5 26476 dxc5 Bxc5 Na4 Bb4 c3 Bd6 Qg4 Bxe5 >00:00:00.2 0,96 5 49764 a3 Nf6 Na4 Ne4 >00:00:00.3 0,95 6 98850 a3 Nf6 Qe2 Be7 dxc5 Bxc5 Nb5 >00:00:00.4 0,95 6 136292 Qe2 >00:00:00.4 1,10 6 147151 Qe2 Qf6 Qd2 Bd6 dxc5 Bxc5 Rad1 Bb4 Qd4 >00:00:00.6 0,94 7 331719 Qe2 Be7 dxc5 Bxc5 Qg4 Qf6 Rad1 Rc8 >00:00:01.7 1,08 8 1360316 Qe2 g6 Rad1 cxd4 Nxf7 Kxf7 Qxe6+ Kg7 >00:00:04.1 1,17 9 3758111 Qe2 Ne7 dxc5 Ng6 Qh5 Nxe5 Bxe5 Bxc5 Bxg7 Qb6 Bxh8 >Bxf2+ Kh1 >00:00:09.2 1,23 10 9566559 Qe2 Be7 dxc5 Bxc5 Na4 Bb4 c3 Be7 Qg4 Bf6 >00:00:24.3 0,97 11 27280865 Qe2 Nf6 Nxf7 Kxf7 Qxe6+ Kg6 >00:01:04.2 1,27 11 71561564 Na4 cxd4 Qxd4 Qa5 Bd2 Qb5 >00:01:22.6 1,15 12 92165008 Na4 cxd4 Qxd4 f6 Nd3 >00:04:05.4 1,36 13 279798298 Na4 c4 b3 Nf6 bxc4 dxc4 Rb1 Qd5 f3 Rd8 Qd2 >00:05:40.8 1,40 13 403437615 Qe2 Nf6 Na4 Ne4 >00:16:11.7 0,91 14 1200236572 Qe2 Nf6 Nxf7 Kxf7 Qxe6+ Kg6 >00:18:33.4 0,91 14 1351370531 Na4 >00:22:51.2 1,58 14 1638677720 Na4 c4 b3 cxb3 Rb1 Rc8 Rxb3 > >After 1.Qe2 Nf6 2.Nxf7 Kxf7 > >[D]r2q1b1r/1b3kpp/p3pn2/2pp4/3P1B2/2N5/PPP1QPPP/R3R1K1 w - - > > 00:00:00 1.00 -0.64 3.dxc5 > 00:00:00 1.03 2.96 3.Qxe6 Kg6 > 00:00:00 2.00 3.52 3.Qxe6 Kg6 4.Re5 h6 > 00:00:00 3.00 3.52 3.Qxe6 Kg6 4.Re5 h6 5.Kh7 dxc5 6.Bxc5 Qf7 7.Bd4 > a4 > 00:00:00 4.00 3.29 3.Qxe6 Kg6 4.Re5 h6 5.dxc5 Bxc5 6.Kh7 Qf7 7.Bd4 > a4 > 00:00:00 5.00 2.03 3.Qxe6 Kg6 4.dxc5 Bc8 5.Qe5 Kf7 6.b4 > 00:00:00 6.00 1.59 3.Qxe6 Kg6 4.Re5 h6 5.dxc5 Kh7 6.Qf7 Qd7 7.Qxf7 > 00:00:00 7.00 1.43 3.Qxe6 Kg6 4.Re5 h6 5.dxc5 Kh7 6.c6 Bc8 7.Qf7 > Qb6 > 00:00:02 8.00 1.37 3.Qxe6 Kg6 4.Re3 h5 > 00:00:06 9.00 1.37 3.Qxe6 Kg6 4.Re3 h5 > 00:00:32 10.00 0.73 3.Qxe6 Kg6 4.Re3 h6 > 00:01:33 11.00 0.73 3.Qxe6 Kg6 4.Re3 h5 > 00:03:57 12.00 0.98 3.Qxe6 Kg6 4.Re3 h6 > 00:14:40 13.00 0.99 3.Qxe6 Kg6 > >After 1.Na4 > >[D]r2qkbnr/1b3ppp/p3p3/2ppN3/N2P1B2/8/PPP2PPP/R2QR1K1 b kq - > > 00:00:00 1.00 -1.12 1..cxd4 2.Qxd4 > 00:00:00 1.14 -1.08 1..c4 > 00:00:00 2.00 -1.28 1..c4 2.Qh5 > 00:00:00 2.01 -1.28 1..cxd4 > 00:00:00 2.01 -0.64 1..cxd4 2.Qxd4 Rc8 > 00:00:00 3.00 -0.61 1..cxd4 2.Qxd4 Rc8 3.Rac1 > 00:00:00 4.00 -0.23 1..cxd4 2.Qh5 g6 3.Qh3 > 00:00:00 5.00 -0.50 1..cxd4 2.Qxd4 f6 3.Nd3 e5 4.Ndc5 > 00:00:00 6.00 -0.52 1..cxd4 2.Qxd4 Rc8 3.Nb6 Bc5 4.Qa4 Bc6 5.Nxc6 > 00:00:00 7.00 -0.62 1..cxd4 2.Qxd4 f6 3.Nb6 fxe5 4.Rxe5 Qd6 5.Nxa8 > Bxa8 6.Qa4 > 00:00:00 8.00 -0.81 1..cxd4 2.Qxd4 Rc8 3.Nb6 Rc5 4.Nbd7 Rc8 5.Qa4 > Bc6 6.Nxc6 > 00:00:02 9.00 -1.04 1..cxd4 2.Qxd4 f6 3.Nd3 e5 4.Nxe5 fxe5 5.Bxe5 > Kf7 6.Bg3 Kg6 7.Qg4 Qg5 > 00:00:06 10.00 -1.13 1..cxd4 2.Qxd4 Qa5 3.Bd2 Qb5 4.c4 Qxa4 5.Qb6 > Ne7 6.Qxb7 Rc8 > 00:00:19 11.00 -1.69 1..cxd4 2.Qxd4 Qa5 3.Bd2 Qb5 4.c4 Qxa4 5.Qb6 > Ne7 6.b3 Qa3 7.Bb4 Qb2 8.Qxb7 > 00:00:34 11.01 -1.37 1..c4 2.b3 c3 > 00:00:42 11.02 -1.20 1..Rc8 2.Qh5 g6 3.Qh3 cxd4 4.Nxg6 fxg6 5.Be5 > Bc6 6.Bxh8 Bxa4 7.Qxe6 Ne7 > 00:00:59 12.00 -1.34 1..Rc8 2.Qh5 Qf6 3.Bg5 Qf5 > 00:01:16 12.01 -1.24 1..c4 2.b3 cxb3 3.Rb1 Rc8 4.Rxb3 Bc6 5.Nb6 > Rc7 6.Qh5 > 00:02:36 13.00 -1.43 1..c4 2.b3 c3 > 00:03:17 13.01 -1.36 1..Rc8 2.Qh5 g6 3.Qh3 cxd4 4.Nxg6 fxg6 5.Be5 > Bc6 6.Bxh8 > 00:06:59 14.00 -1.50 1..Rc8 2.Nxc5 Bxc5 3.dxc5 Rxc5 4.Qd4 Rb5 5.Nc6 > > Groeten, > Eelco Check this post and run more analysis if you don't mind? http://www.talkchess.com/forums/1/message.html?425707 Best Regards, Terry
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