Author: Mike Byrne
Date: 15:45:49 02/13/05
Go up one level in this thread
On February 13, 2005 at 04:45:16, piet de hoop wrote:
>Humans would play Qb3x instaneously
>but computers will take the long road?
>Try this one out.
>
>
>[D] 8/8/p1k5/3R4/8/1B4q1/P7/7K b - - 0 45
>
>Piet
search time set to 60.00.
Black(1): 8/8/p1k5/3R4/8/1B4q1/P7/7K b - - 0 45
Black(1): g
clearing hash tables
time surplus 28.12 time limit 1:00 (1:00)
depth time score variation (1)
8 0.05 -5.63 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kd5
4. Kh2 Qe4 5. Rf2 Kc4 (s=6)
8-> 0.10 -5.63 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kd5
4. Kh2 Qe4 5. Rf2 Kc4 (s=2)
9 0.10 -5.72 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Kh2 Qh6+ 5. Kg1 Qg6+ 6. Rg2 Qf5
9-> 0.13 -5.72 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Kh2 Qh6+ 5. Kg1 Qg6+ 6. Rg2 Qf5
(s=3)
10 0.18 -5.69 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kd5
4. Kh2 Qh6+ 5. Kg1 Qg6+ 6. Rg2 Qb1+
7. Kh2 Qf5 (s=2)
10-> 0.36 -5.69 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kd5
4. Kh2 Qh6+ 5. Kg1 Qg6+ 6. Rg2 Qb1+
7. Kh2 Qf5 (s=6)
11 0.50 -5.75 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Kh2 Kb4 5. Rb2+ Kc4 6. Rc2+ Kd3
7. Rg2 Kc3 (s=5)
11-> 0.86 -5.75 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Kh2 Kb4 5. Rb2+ Kc4 6. Rc2+ Kd3
7. Rg2 Kc3 (s=6)
12 1.18 -5.76 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Kh2 Kb4 5. Rg2 Qe5+ 6. Kh1 Qa1+
7. Kh2 Qh8+ 8. Kg1 Qe5 (s=5)
12-> 2.47 -5.76 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Kh2 Kb4 5. Rg2 Qe5+ 6. Kh1 Qa1+
7. Kh2 Qh8+ 8. Kg1 Qe5 (s=6)
13 3.10 -5.75 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Kh2 Kb4 5. Rg2 Kc4 6. Rg4+ Kc5 7.
a4 Qf3 8. Rg3 Qf4 (s=5)
13-> 7.02 -5.75 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Kh2 Kb4 5. Rg2 Kc4 6. Rg4+ Kc5 7.
a4 Qf3 8. Rg3 Qf4 (s=5)
14 9.13 -6.03 1. ... Qxb3 2. Rd2 Qb1+ 3. Kg2 Kb5
4. Kf2 Kb4 5. Ke3 Ka3 6. Kd4 Qxa2 7.
Rxa2+ Kxa2 8. Kc3 Kb1 9. Kd4 (s=4)
14-> 18.10 -6.03 1. ... Qxb3 2. Rd2 Qb1+ 3. Kg2 Kb5
4. Kf2 Kb4 5. Ke3 Ka3 6. Kd4 Qxa2 7.
Rxa2+ Kxa2 8. Kc3 Kb1 9. Kd4 (s=4)
15 21.91 -1 1. ... Qxb3!!
15 26.02 -6.43 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Rg2 Qe4 5. Kh2 Qxg2+ 6. Kxg2 Kb4
7. Kf2 Ka3 8. Ke3 Kxa2 9. Kd4 Kb3 (s=3)
15-> 42.19 -6.43 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Rg2 Qe4 5. Kh2 Qxg2+ 6. Kxg2 Kb4
7. Kf2 Ka3 8. Ke3 Kxa2 9. Kd4 Kb3 (s=4)
16 51.97 -6.47 1. ... Qxb3 2. Rd2 Qe3 3. Rc2+ Kb5
4. Rg2 Qe1+ 5. Kh2 Ka4 6. Rg3 Qb1 7.
Rg2 Ka3 8. Rf2 Qxa2 9. Kg1 Qe6 10.
Rd2 (s=3)
time=1:00 cpu=196% mat=-1 n=286681086 fh=89% nps=4.77M
ext-> chk=43671879 cap=4819 pp=36549 1rep=491392 mate=6210
predicted=0 nodes=286681086 evals=123641467 50move=0
endgame tablebase-> probes=0 hits=0
hashing-> 63%(raw) 58%(depth) 79%(sat) 99%(pawn)
hashing-> 0%(exact) 52%(lower) 4%(upper)
SMP-> split=2159 stop=285 data=7/128 cpu=1:57 elap=1:00
Black(1): Qxb3
time used: 1:00
White(2):
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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