Author: John Merlino
Date: 23:03:37 10/18/05
Go up one level in this thread
On October 19, 2005 at 02:01:08, John Merlino wrote: >On October 19, 2005 at 01:12:59, Will Singleton wrote: > >>[d]5rk1/6p1/P6p/3q4/1b6/2p1QNP1/2B2PKP/8 w - - >> >>The move is Be4. It's an interesting position due to the material imbalance, >>together with the strength of the a pawn. Fruit finds a significant advantage >>for white pretty quickly. Can your prog see a score of at least +0.50 here? >>How about +1? White appears to be won. >> >>Will > >CM9_R1 on a P4-2.4 gives Be4 a good (+0.84) score after 31 seconds, although it >finds the move after 3 seconds. The next depth gives a different PV, but the >same score: > >Time Depth Score Positions Moves >0:00 1/3 0.32 3198 1.Be4 Qc4 2.Qd4 Qxd4 3.Nxd4 >0:00 1/4 0.32 8040 1.Be4 Qc4 2.Qd4 Qxd4 3.Nxd4 >0:00 1/5 0.16 25394 1.Be4 Qc4 2.Qd4 Qxd4 3.Nxd4 Bc5 >0:00 1/5 0.17 53104 1.h3 Qc4 2.Bd3 Qd5 3.Qe4 >0:01 1/6 0.21 150256 1.h3 Rd8 2.Be4 Qc4 3.Qb6 Rd1 >0:02 1/7 0.21 400896 1.h3 Kh8 2.Be4 Qd6 3.Qd4 Qxd4 4.Nxd4 > Bc5 >0:03 1/7 0.44 613659 1.Be4 Qc5 2.Qd3 Ba3 3.h3 Rf7 4.Qc2 > Qc4 >0:05 1/8 0.48 954920 1.Be4 Qc5 2.Qe2 Kh8 3.Qa2 Ba3 4.Qc2 > Rb8 >0:08 1/9 0.42 1608459 1.Be4 Qc5 2.Qe2 Kh8 3.Nh4 Rf6 4.Ng6+ > Kg8 5.Qa2+ Rf7 6.Bd5 >0:31 1/10 0.84 6327032 1.Be4 Qa5 2.a7 Kh8 3.Nh4 Rd8 4.Ng6+ > Kg8 5.Qe2 Qxa7 6.Qc4+ Qf7 7.Qxb4 > Qe6 >1:45 1/11 0.84 22381147 1.Be4 Qc5 2.Qe2 Kh8 3.Nh4 Re8 4.Ng6+ > Kh7 5.Qf3 Ba3 6.Ne5+ Kh8 7.Qf5 > >jm Pressed send too soon. :-) Here's the depth 12 score -- more convincing: Time Depth Score Positions Moves 3:51 1/12 1.31 49424553 1.Be4 Qd6 2.Qe2 Bc5 3.Qc4+ Kh8 4.Qxc3 Qb6 5.Qc2 Re8 6.Bb7 Qb5 7.Qf5 Re2 jm
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