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Subject: Re: position

Author: John Merlino

Date: 23:01:08 10/18/05

Go up one level in this thread


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




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