Author: Slater Wold
Date: 13:23:51 02/10/04
Go up one level in this thread
On February 09, 2004 at 17:48:51, Kurt Utzinger wrote:
>[D]8/pbB3kp/6p1/1p6/4P3/P2P4/6PP/6K1 b - -
>Which engine can find the drawing move 37...b4!! (Rebel 12.00.02 DOS on
>P4 1.8/28 MB hash presents the alternative 37...Ba6 38.d4 b4!!)
Crafty 19.10 with 384M hash & 42M of hashp on an AMD FX 51 @ 2.4Ghz:
Black(1): go
end-game phase
clearing hash tables
time surplus 0.00 time limit 1666:39 (1666:39)
depth time score variation (1)
9 0.07 0.36 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Be5 h6 5. d4 Ke6
9-> 0.11 0.36 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Be5 h6 5. d4 Ke6
10 0.16 0.38 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Be5 h6 5. d4 Ke6 6. Bf4
10-> 0.19 0.38 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Be5 h6 5. d4 Ke6 6. Bf4
11 0.38 0.41 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Bf4 a5 5. d4 b4 6. axb4 axb4 7. d5
11-> 0.47 0.41 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Bf4 a5 5. d4 b4 6. axb4 axb4 7. d5
12 0.85 0.42 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Be5 g5 5. d4 Ke6 6. Bb8 a6 7. d5+ Kf6
12-> 0.97 0.42 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Be5 g5 5. d4 Ke6 6. Bb8 a6 7. d5+ Kf6
13 2.25 0.46 1. ... Kf6 2. Kf2 Ke6 3. Kf3 h6 4.
d4 Kd7 5. Be5 a5 6. d5 b4 7. Bf4 bxa3
8. Bxh6
13-> 2.83 0.46 1. ... Kf6 2. Kf2 Ke6 3. Kf3 h6 4.
d4 Kd7 5. Be5 a5 6. d5 b4 7. Bf4 bxa3
8. Bxh6
14 5.74 0.48 1. ... Kf6 2. Kf2 Ke6 3. Kf3 h6 4.
d4 Kd7 5. Be5 a5 6. Bf4 b4 7. axb4
axb4 8. Bxh6 b3
14-> 6.69 0.48 1. ... Kf6 2. Kf2 Ke6 3. Kf3 h6 4.
d4 Kd7 5. Be5 a5 6. Bf4 b4 7. axb4
axb4 8. Bxh6 b3
15 14.99 0.49 1. ... Kf6 2. Kf2 Ke6 3. Kf3 h6 4.
h4 g5 5. hxg5 hxg5 6. Bd8 g4+ 7. Kxg4
Ke5 8. Kf3 Kd4 9. Ke2 Bc6
15-> 16.30 0.49 1. ... Kf6 2. Kf2 Ke6 3. Kf3 h6 4.
h4 g5 5. hxg5 hxg5 6. Bd8 g4+ 7. Kxg4
Ke5 8. Kf3 Kd4 9. Ke2 Bc6
16 36.49 0.50 1. ... Kf6 2. Kf2 Ke6 3. Kf3 h6 4.
d4 Kd7 5. Bg3 g5 6. d5 h5 7. Be5 Ke7
8. Ke3 h4 9. d6+ Kd7
16-> 39.69 0.50 1. ... Kf6 2. Kf2 Ke6 3. Kf3 h6 4.
d4 Kd7 5. Bg3 g5 6. d5 h5 7. Be5 Ke7
8. Ke3 h4 9. d6+ Kd7
17 1:46 0.57 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Ba5 h5 5. d4 g5 6. d5 Ke8 7. Bb4 h4
8. Kd4 Bc8 9. e5 Bf5
17-> 2:00 0.57 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Ba5 h5 5. d4 g5 6. d5 Ke8 7. Bb4 h4
8. Kd4 Bc8 9. e5 Bf5
18 4:05 0.62 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Ba5 a6 5. d4 Bc6 6. d5 Bb7 7. h3 Ke7
8. Kd4 h5 9. Bb4+ Kd7 10. e5 g5
18-> 5:31 0.62 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Ba5 a6 5. d4 Bc6 6. d5 Bb7 7. h3 Ke7
8. Kd4 h5 9. Bb4+ Kd7 10. e5 g5
19 11:52 0.77 1. ... Kf6 2. Kf2 Ke6 3. Ke3 Kd7 4.
Ba5 a6 5. d4 Ke8 6. d5 h5 7. Kd4 Bc8
8. e5 Bf5 9. Bb4 h4 10. e6 <HT>
19 26:17 0.73 1. ... g5 2. Kf2 a6 3. Ke3 Kf8 4. d4
Ke8 5. d5 h5 6. Kd4 g4 7. e5 h4 8.
Kc5 h3 9. gxh3 gxh3 10. e6 Ke7 11.
Bd6+ Kf6
19 35:27 0.72 1. ... b4 2. axb4 Ba6 3. d4 Bd3 4.
e5 Bc4 5. Kf2 Kf7 6. Ke3 a6 7. g3 Bd5
8. Bd6 Ke6 9. Kf4 h6 10. h4 h5
? 19 36:45 5/18* 1. ... h5
Black(0): ?
time=36:57 cpu=99% mat=1 n=4507706098 fh=91% nps=2.03M
ext-> chk=142711649 cap=6317986 pp=15836296 1rep=4234319 mate=4477
59
predicted=0 nodes=4507706098 evals=1974911770
endgame tablebase-> probes=0 hits=0
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.