Author: Dann Corbit
Date: 14:39:45 10/14/05
Go up one level in this thread
Crafty 19.20 has the wall detection algorithm, and so it solves WAC.230 in 2.2
seconds, and 19.21 takes one minute. Still, that's pretty good as years ago
nobody could solve it period -- even thinking overnight.
E:\crafty\release>type log.077
choose from book moves randomly (using weights.)
choose from 5 best moves.
book learning enabled
result learning enabled
position learning enabled
resign after 5 consecutive moves with score < -9.
5 piece tablebase files found
13980kb of RAM used for TB indices and decompression tables
Crafty v20.1 (1 cpus)
White(1): st 180
search time set to 180.00.
White(1): hash 512M
hash table memory = 384M bytes.
White(1): hashp 256M
pawn hash table memory = 256M bytes.
White(1): epdpfga wac230.epd ww230.out
PFGA: EPD record: 1 ID: WAC.230
time surplus 0.00 time limit 3:00 (+0.00) (3:00)
depth time score variation (1)
12 1.04 -2.28 1. ... Rh7 2. Ba3 Kb5 3. Re2 a4 4.
Kg4 Bb7 5. Rb2 Bc6 6. f3 Rb7 7. Rh2
Kb6 8. Bb2 <HT>
12-> 1.21 -2.28 1. ... Rh7 2. Ba3 Kb5 3. Re2 a4 4.
Kg4 Bb7 5. Rb2 Bc6 6. f3 Rb7 7. Rh2
Kb6 8. Bb2 <HT>
13 3.25 -2.32 1. ... Rh7 2. Rb1 a4 3. Ba3 Rh5 4.
Kf4 Rh2 5. Kg3 Rh8 6. Bb2 Rh5 7. Kf4
Rh2
13-> 3.57 -2.32 1. ... Rh7 2. Rb1 a4 3. Ba3 Rh5 4.
Kf4 Rh2 5. Kg3 Rh8 6. Bb2 Rh5 7. Kf4
Rh2
14 5.42 -2.30 1. ... Rh7 2. Rb1 a4 3. Ba3 Rh5 4.
Kf4 Kb5 5. Rb2 Bb7 6. Bc5 Rh4+ 7. Kg3
Rh1 8. f3 Bc6
14-> 8.39 -2.30 1. ... Rh7 2. Rb1 a4 3. Ba3 Rh5 4.
Kf4 Kb5 5. Rb2 Bb7 6. Bc5 Rh4+ 7. Kg3
Rh1 8. f3 Bc6
15 14.89 -2.31 1. ... Rh7 2. Rb1 Rh5 3. Kg4 a4 4.
Ba3 Bb7 5. Bb2 Kb6 6. Ra1 Bc6 7. Ra3
Rh2 8. Kg3 Rh5
15-> 18.04 -2.31 1. ... Rh7 2. Rb1 Rh5 3. Kg4 a4 4.
Ba3 Bb7 5. Bb2 Kb6 6. Ra1 Bc6 7. Ra3
Rh2 8. Kg3 Rh5
16 29.78 -2.30 1. ... Rh7 2. Rb1 Rh5 3. Kg4 a4 4.
Ba3 Bb7 5. Kf4 Rh4+ 6. Kg3 Re4 7. f3
Re3 8. Bb2 a3 9. Bxa3 Rxc3
16 1:00 -1 1. ... Rb4!!
16 1:13 -2.80 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rb1 c3 5. Ba3 Kc4 6. Rd1 Bd7 7. Bc1
Kb4 8. Rd3 c2 9. Rxb3+ axb3 10. Kf4
16-> 1:19 -2.80 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rb1 c3 5. Ba3 Kc4 6. Rd1 Bd7 7. Bc1
Kb4 8. Rd3 c2 9. Rxb3+ axb3 10. Kf4
17 1:37 -2.76 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rb1 c3 5. Ba3 Kc4 6. Rd1 c2 7. Rd2
Kc3 8. Bc1 Ba6 9. Rxc2+ Kxc2 10. Ba3
b2
17-> 1:57 -2.76 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rb1 c3 5. Ba3 Kc4 6. Rd1 c2 7. Rd2
Kc3 8. Bc1 Ba6 9. Rxc2+ Kxc2 10. Ba3
b2
18 2:58 -1 1. ... Rb4!!
time=3:00 mat=-1 n=256047241 fh=92% nps=1.42M
ext-> chk=6427325 cap=252515 1rep=121701 mate=7809
predicted=0 nodes=256047241 evals=143466687 50move=0
endgame tablebase-> probes=0 hits=0
SMP-> split=0 stop=0 data=0/32 elap=3:00
Black(1): quit
E:\crafty\release>type log.079
choose from book moves randomly (using weights.)
choose from 5 best moves.
book learning enabled
result learning enabled
position learning enabled
resign after 5 consecutive moves with score < -9.
5 piece tablebase files found
13980kb of RAM used for TB indices and decompression tables
Crafty v19.20 (1 cpus)
White(1): st 180
search time set to 180.00.
White(1): hash 512M
hash table memory = 384M bytes.
White(1): hashp 256M
pawn hash table memory = 192M bytes.
White(1): epdpfga wac230.epd wac230o.out
PFGA: EPD record: 1 ID: WAC.230
time surplus 0.00 time limit 3:00 (3:00)
depth time score variation (1)
11 0.85 -1.74 1. ... Rh7 2. Rb1 Kb5 3. Ba3 Rf7 4.
Rb2 Rf5 5. Kg4 Ka4 6. Bc5 Kb5 <HT>
11-> 0.86 -1.74 1. ... Rh7 2. Rb1 Kb5 3. Ba3 Rf7 4.
Rb2 Rf5 5. Kg4 Ka4 6. Bc5 Kb5 <HT>
12 1.00 +1 1. ... Rh7
12 1.22 0.00 1. ... Rh7 2. Rb1 Kb5 3. Ba3 Rf7 4.
Ra1 Ka4 5. Bb2+ Kb5 6. Ba3
12 2.19 -1.70 1. ... Rb4 2. cxb4 a4 3. Rb1 c3 4.
Rc1 b2 5. Rxc3+ Kd7 6. Rc7+ Kd8 7.
Ra7 b1=Q 8. Rxa4
12-> 2.29 -1.70 1. ... Rb4 2. cxb4 a4 3. Rb1 c3 4.
Rc1 b2 5. Rxc3+ Kd7 6. Rc7+ Kd8 7.
Ra7 b1=Q 8. Rxa4
13 3.52 -1 1. ... Rb4!!
13 4.43 -2.26 1. ... Rb4 2. cxb4 a4 3. f3 c3 4. b5+
Kxb5 5. Rb1 c2 6. Rc1 Kc4 7. Bc5 Kc3
8. Rxc2+ Kxc2
13-> 4.91 -2.26 1. ... Rb4 2. cxb4 a4 3. f3 c3 4. b5+
Kxb5 5. Rb1 c2 6. Rc1 Kc4 7. Bc5 Kc3
8. Rxc2+ Kxc2
14 5.44 +1 1. ... Rb4
14 6.91 -1.76 1. ... Rb4 2. cxb4 a4 3. Rb1 Kb5 4.
Ra1 c3 5. Rc1 c2 6. f3 a3 7. Kf4 a2
8. Rxc2 <HT>
14-> 8.97 -1.76 1. ... Rb4 2. cxb4 a4 3. Rb1 Kb5 4.
Ra1 c3 5. Rc1 c2 6. f3 a3 7. Kf4 a2
8. Rxc2 <HT>
15 12.02 -1 1. ... Rb4!!
15 16.04 -2.32 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rc2 bxc2 5. Ba3 c3 6. Kf4 Kc4 7. Ke3
c1=Q+ 8. Bxc1 Kb3 9. Kf4 a3
15-> 18.55 -2.32 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rc2 bxc2 5. Ba3 c3 6. Kf4 Kc4 7. Ke3
c1=Q+ 8. Bxc1 Kb3 9. Kf4 a3
16 23.50 -2.27 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rc2 bxc2 5. Ba3 c3 6. Kf4 Kc4 7. Ke3
c1=Q+ 8. Bxc1 Kb3 9. Kf4 a3 10. Be3
16-> 32.60 -2.27 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rc2 bxc2 5. Ba3 c3 6. Kf4 Kc4 7. Ke3
c1=Q+ 8. Bxc1 Kb3 9. Kf4 a3 10. Be3
17 46.46 -2.34 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rc2 bxc2 5. Ba3 c3 6. Kf4 Kc4 7. Ke3
c1=Q+ 8. Bxc1 Kb3 9. Kf4 a3 10. Be3
Bd7
17-> 1:00 -2.34 1. ... Rb4 2. cxb4 a4 3. b5+ Kxb5 4.
Rc2 bxc2 5. Ba3 c3 6. Kf4 Kc4 7. Ke3
c1=Q+ 8. Bxc1 Kb3 9. Kf4 a3 10. Be3
Bd7
18 2:57 -1 1. ... Rb4!!
time=3:00 mat=-1 n=210783757 fh=89% nps=1.17M
ext-> chk=6511609 cap=197910 1rep=232478 mate=6757
predicted=0 nodes=210783757 evals=63511517 50move=0
endgame tablebase-> probes=0 hits=0
SMP-> split=0 stop=0 data=0/32 elap=3:00
Black(1): quit
E:\crafty\release>
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.