Author: Slater Wold
Date: 16:56:25 03/07/02
Go up one level in this thread
On March 07, 2002 at 07:57:24, Art Basham wrote:
>Here Black played Ba8, and went on to win in 7 or 8 more moves!
>
>My WChess found it at 8 ply, while Hiarcs 7 finds it at only 6 ply!
>
>[D]3r1rk1/2q3p1/8/1p1bp1B1/8/PP4P1/4Q2P/R3R1K1 b - -
>
>Some chess programs do not find it at all...
Black(1): setboard 3r1rk1/2q3p1/8/1p1bp1B1/8/PP4P1/4Q2P/R3R1K1 b - -
Black(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)
6 0.08 1.12 1. ... Qc5+ 2. Qe3 Qxe3+ 3. Rxe3 Rde8
4. Rd3 Bf3 5. Rf1 e4
(3) 6-> 0.16 1.12 1. ... Qc5+ 2. Qe3 Qxe3+ 3. Rxe3 Rde8
4. Rd3 Bf3 5. Rf1 e4
(2) 7 0.22 1.47 1. ... Qc5+ 2. Qe3 Qxe3+ 3. Rxe3 Rde8
4. Rf1 Rf7 5. Rd3 Be4 6. Rd6
7 0.64 1.35 1. ... Rde8 2. Qxb5 Qf7 3. Qe2 Bxb3
4. Rf1 Bc4 5. Rxf7 Bxe2
(2) 7-> 0.74 1.35 1. ... Rde8 2. Qxb5 Qf7 3. Qe2 Bxb3
4. Rf1 Bc4 5. Rxf7 Bxe2
8 0.99 1.26 1. ... Rde8 2. Qxb5 Qf7 3. Qe2 Qg6
4. Qe3 Qc2 5. Re2 Qxb3
(4) 8-> 2.00 1.26 1. ... Rde8 2. Qxb5 Qf7 3. Qe2 Qg6
4. Qe3 Qc2 5. Re2 Qxb3
(3) 9 3.94 1.00 1. ... Rde8 2. Qxb5 Qf7 3. Qe2 Bxb3
4. Rf1 Qa7+ 5. Rf2 Rxf2 6. Qxf2 Qxf2+
7. Kxf2 Ba4
9-> 7.05 1.00 1. ... Rde8 2. Qxb5 Qf7 3. Qe2 Bxb3
4. Rf1 Qa7+ 5. Rf2 Rxf2 6. Qxf2 Qxf2+
7. Kxf2 Ba4
10 8.99 1.07 1. ... Rde8 2. Qxb5 Qf7 3. Qe2 Bxb3
4. Rf1 Bc4 5. Rxf7 Bxe2 6. Rxf8+ Rxf8
7. Re1 Rf5 8. Rxe2 Rxg5
10 27.53 0.98 1. ... Ba8 2. Qxb5 Qa7+ 3. Be3 Rd2
4. Qc4+ Kh8 5. Qh4+ Kg8 6. Re2 Qxe3+
7. Rxe3 Rg2+ 8. Kh1 Ra2+ 9. Re4 Rxa1+
10. Kg2 Bxe4+ 11. Qxe4 Rxa3
10-> 27.94 0.98 1. ... Ba8 2. Qxb5 Qa7+ 3. Be3 Rd2
4. Qc4+ Kh8 5. Qh4+ Kg8 6. Re2 Qxe3+
7. Rxe3 Rg2+ 8. Kh1 Ra2+ 9. Re4 Rxa1+
10. Kg2 Bxe4+ 11. Qxe4 Rxa3
11 41.80 ++ 1. ... Ba8!!
11 59.66 0.19 1. ... Ba8 2. h3 Qc3 3. Kh2 Bf3 4.
Qa2 Rd5 5. Rf1 e4 6. Rac1 Qd4
11-> 1:05 0.19 1. ... Ba8 2. h3 Qc3 3. Kh2 Bf3 4.
Qa2 Rd5 5. Rf1 e4 6. Rac1 Qd4
12 1:21 0.20 1. ... Ba8 2. h3 Qc3 3. Kh2 Bf3 4.
Qa2 Rd3 5. Rec1 Qxb3 6. Be7 Qxa2+ 7.
Rxa2 Rf7 8. Rc7
(2) 12-> 1:49 0.20 1. ... Ba8 2. h3 Qc3 3. Kh2 Bf3 4.
Qa2 Rd3 5. Rec1 Qxb3 6. Be7 Qxa2+ 7.
Rxa2 Rf7 8. Rc7
time=3:00 cpu=199% mat=1 n=293902434 fh=92% nps=1630k
ext-> chk=17976661 cap=772978 pp=63662 1rep=1409896 mate=180458
predicted=0 nodes=293902434 evals=58361157
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=26% pawn=99% used=99%
SMP-> split=787 stop=151 data=8/32 cpu=5:59 elap=3:00
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