Author: Dan Ellwein
Date: 07:56:37 03/15/04
Go up one level in this thread
On March 15, 2004 at 10:48:22, Bas Hamstra wrote: >On March 14, 2004 at 22:43:58, Dan Ellwein wrote: > >>On March 14, 2004 at 21:09:04, Bas Hamstra wrote: >> >>>On March 14, 2004 at 21:07:45, Derek Paquette wrote: >>> >>>>On March 14, 2004 at 20:28:15, Bas Hamstra wrote: >>>> >>>>>This copy & paste from Shredder 5 is soooo cool. This is a tough position from >>>>>BS2830. I am curious how other engines do here. Tao 5.4 used to solve this in 2 >>>>>minutes but the latest version has a hard time here. >>>>> >>>>>[D] 2r1r3/p3bk1p/1pnqpppB/3n4/3P2Q1/PB3N2/1P3PPP/3RR1K1 w - - >>>>> >>>>> >>>>>Ciao! >>>>> >>>>>Bas. >>>> >>>>and what exactly is the best move? >>> >>>Rxe6!! >> >>Hi Bas >> >>CM9000 personality OFFSET finds Rxe6 in 5 secs and stays with it... >> >>P3/850 64M hash >> >>Time Depth Score Positions Moves >>---- ---- ---- ---- ---- >>0:00 1/3 1.93 2644 1.Qe4 Na5 2.Ba2 Bf8 3.Bxd5 Qxd5 >> 4.Bxf8 Kxf8 >>0:00 1/4 1.79 6943 1.Qe4 f5 2.Qe2 Bf6 3.Ng5+ Bxg5 >> 4.Bxg5 >>0:00 1/4 1.92 7281 1.Qg3 Kg8 2.Qxd6 Bxd6 3.Bxd5 exd5 >> 4.Rxe8+ Rxe8 >>0:00 1/5 1.65 29950 1.Qg3 Qd7 2.Qh3 Na5 3.Bd2 >>0:00 1/5 1.84 36215 1.Qh3 a6 2.Qg3 Kg8 3.Qxd6 Bxd6 >> 4.Bxd5 exd5 5.Rxe8+ Rxe8 >>0:01 1/6 1.83 151293 1.Qh3 Red8 2.Bd2 h5 3.Qg3 Qd7 4.Bf4 >>0:02 1/6 1.90 165281 1.Bxd5 Qxd5 2.Qe4 Red8 3.Qxd5 exd5 >> 4.Bf4 Kg8 >>0:02 1/6 1.93 221579 1.Re2 Bf8 2.Bxd5 Bxh6 3.Qh3 Qxd5 >> 4.Qxh6 >>0:04 1/7 1.85 369484 1.Re2 Bf8 2.Bxd5 Qxd5 3.Bxf8 Kxf8 >> 4.Rde1 >>0:05 1/7 2.24 483638 1.Rxe6 Qxe6 2.Re1 Qd6 3.Bf4 f5 >> 4.Bxd6 fxg4 5.Bxd5+ Kf8 >>0:07 1/8 2.05 709374 1.Rxe6 Qxe6 2.Re1 Qd6 3.Bf4 f5 >> 4.Bxd6 fxg4 5.Bxd5+ Kf8 6.Bf4 >>0:16 1/9 2.02 1733154 1.Rxe6 Qxe6 2.Re1 Qd6 3.Bf4 f5 >> 4.Bxd6 fxg4 5.Bxd5+ Kf6 6.Re6+ >> Kf5 7.Bxe7 Nxe7 >>0:48 1/10 2.75 5426411 1.Rxe6 Qxe6 2.Re1 f5 3.Rxe6 Kxe6 >> 4.Qf4 Bf6 5.g4 Red8 6.gxf5+ gxf5 >> 7.Ng5+ Bxg5 8.Bxg5 >>1:21 1/11 2.87 9570711 1.Rxe6 Qxe6 2.Re1 f5 3.Rxe6 Kxe6 >> 4.Qf4 Bd6 5.Qd2 Bb8 6.Qd3 Na5 7.Bxd5+ >> Kxd5 8.Qb5+ Ke6 >>2:57 1/12 2.98 21557079 1.Rxe6 Qxe6 2.Re1 f5 3.Rxe6 Kxe6 >> 4.Qf4 Bd6 5.Qd2 Ne7 6.Qe3+ Kd7 >> 7.Ne5+ Kc7 8.Qf3 Rcd8 9.Bg5 Bxe5 >> 10.dxe5 >>6:54 1/13 3.09 52179172 1.Rxe6 Qxe6 2.Re1 f5 3.Rxe6 Kxe6 >> 4.Qf4 Bd6 5.Qd2 Na5 6.Ba2 Bb8 7.b4 >> Nb7 8.Ng5+ Kd6 9.Nxh7 Rc2 >>19:22 2/14 3.12 145230827 1.Rxe6 Qxe6 2.Re1 f5 3.Rxe6 Kxe6 >> 4.Qf4 Bd6 5.Qd2 Na5 6.Ba2 Bb8 7.b4 >> Nc6 8.b5 Ne7 9.Ng5+ Kd7 10.Nxh7 >> >>Dan > >This is interesting. Since I have no idea what OFFSET is (might be some exotic >personality with exaggerated king safety or so) I am also interested in how the >default personality does. And how other engines do. > > >Bas. here are the settings for OFFSET... Personality offset.a4 Opening Book NoBook Base Rating less than Chessmaster Style Attacker/Defender -40 Strength of Play 100 Material/Positional 0 Randomness 0 Max. Search Depth 99 Selective Search 12 Contempt for Draw 0.0 Transposition Table xx MB [where xx is max allowed by program] x Pondering x Use Endgame Databeses Positional Own Control of Center 85 Opposing Control of Center 85 Own Mobility 85 Opposing Mobility 85 Own King Safety 85 Opposing King Safety 85 Own Passed Pawns 85 Opposing Passed Pawns 85 Own Pawn Weakness 85 Opposing Pawn Weakness 85 Material Own Queen 7.1 Opposing Queen 7.0 Own Rook 4.1 Opposing Rook 4.0 Own Bishop 2.2 Opposing Bishop 2.1 Own Knight 2.1 Opposing Knight 2.0 Own Pawn 1.0 Opposning Pawn 1.0 Info this personality was created to analyze positions from an attack perspective... Bas, I will see how the Chessmaster default settings do and post...
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