Author: Slater Wold
Date: 16:48:08 03/07/02
Go up one level in this thread
On March 07, 2002 at 08:05:18, Art Basham wrote:
>Some programs that I have miss this mate in 4..!
>
>1. Qc6 wins for white!!
>
>[D]2kr1b1r/1pp1qp1p/3p2p1/1P1Pp3/2Q1P1n1/R4N2/1PP2PPP/5RK1 w - -
White(2): setboard 2kr1b1r/1pp1qp1p/3p2p1/1P1Pp3/2Q1P1n1/R4N2/1PP2PPP/5RK1 w - -
White(1): st 180
search time set to 180.00.
White(1): go
clearing hash tables
crafty is behind 32.0 on time, reducing by 1/96.
time surplus 0.00 time limit 3:00 (3:00)
nss depth time score variation (1)
5 0.09 0.61 1. b6 Bh6 2. Ra8+ Kd7 3. Qb5+ c6 4.
dxc6+ Ke6 5. Qd5+ Kf6 6. cxb7 Kg7
5-> 0.09 0.61 1. b6 Bh6 2. Ra8+ Kd7 3. Qb5+ c6 4.
dxc6+ Ke6 5. Qd5+ Kf6 6. cxb7 Kg7
6 0.15 0.84 1. b6 Bg7 2. Ra8+ Kd7 3. Qb5+ c6 4.
dxc6+ Ke6 5. Qd5+ Kf6 6. cxb7 Rb8 7.
Ra7
6-> 0.18 0.84 1. b6 Bg7 2. Ra8+ Kd7 3. Qb5+ c6 4.
dxc6+ Ke6 5. Qd5+ Kf6 6. cxb7 Rb8 7.
Ra7
7 0.50 0.77 1. b6 Bh6 2. Rfa1 Rhf8 3. Ra8+ Kd7
4. Qb5+ c6 5. dxc6+ Ke6 6. Qd5+ Kf6
7. cxb7 Kg7
7 0.61 ++ 1. Qc6!!
7 0.62 Mat04 1. Qc6 bxc6 2. dxc6 Kb8 3. Rfa1 Nf6
4. Ra8#
(3) 7-> 0.62 Mat04 1. Qc6 bxc6 2. dxc6 Kb8 3. Rfa1 Nf6
4. Ra8#
time=0.84 cpu=148% mat=-2 n=918801 fh=94% nps=1093k
ext-> chk=38957 cap=7162 pp=6426 1rep=5746 mate=731
predicted=0 nodes=918801 evals=98158
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=44% pawn=98% used=3%
SMP-> split=141 stop=14 data=6/32 cpu=1.25 elap=0.84
mate in 4 moves.
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