Author: Dann Corbit
Date: 17:44:06 09/12/01
WAC.274 should be ammended to:
8/1p6/p5R1/k7/Prpp4/K7/1NP5/8 w - - bm Rb6 Rd6 Rg5+; id "WAC.274";
The Rd6 and Rg5+ solutions are new. All three choices clearly go up a full
piece.
Crafty v18.10
White(1): st 999
search time set to 999.00.
White(1): setboard 8/1p6/p5R1/k7/Prpp4/K7/1NP5/8 w - -
White(1): go
end-game phase
clearing hash tables
time surplus 0.00 time limit 16:39 (16:39)
nss depth time score variation (1)
8-> 0.24 1.88 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rb1 5. Ra8+ Kb6 6. Rb8+ Kc6 7.
Re8
9 0.32 2.06 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rb1 5. Rg4 Ra1+ 6. Kb3 Ra4 7. Nc5
9-> 0.51 2.06 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rb1 5. Rg4 Ra1+ 6. Kb3 Ra4 7. Nc5
10 0.78 2.05 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka5 7.
Kb3 Ra4 8. Nc5 <HT>
10-> 1.34 2.05 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka5 7.
Kb3 Ra4 8. Nc5 <HT>
11 1.89 2.28 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Rb8+ Ka5 7. Ra8+
Kb6 8. Ra6+ Kb7 9. Kb3
11-> 2.96 2.28 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Rb8+ Ka5 7. Ra8+
Kb6 8. Ra6+ Kb7 9. Kb3
12 4.47 2.25 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Rc5 6. Ra8+ Kb6 7. Ra6+
Kb7 8. Rd6 Rc4 9. Nd5 <HT>
12-> 7.95 2.25 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Rc5 6. Ra8+ Kb6 7. Ra6+
Kb7 8. Rd6 Rc4 9. Nd5 <HT>
13 13.13 2.19 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Kb3 Kb6 6. Ne5 Ra4 7. Rg6+
Kb7 8. Re6 Ka7
13 20.21 ++ 1. Rd6!!
13 36.87 2.73 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4.
Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7.
Nc5+ Kb5 8. Nxb7
13-> 37.56 2.73 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4.
Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7.
Nc5+ Kb5 8. Nxb7
14 39.34 2.73 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4.
Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7.
Nc5+ Kb5 8. Nxb7
14-> 57.26 2.73 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4.
Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7.
Nc5+ Kb5 8. Nxb7
15 1:01 2.54 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4.
Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kxa4 7.
Nc5+ Kb5 8. Nxb7 a5
15 1:46 2.70 1. Rd6 d3 2. Rd4 b5 3. cxd3 Rb3+ 4.
Ka2 Rc3 5. dxc4 bxc4 6. Rg4 Kb4 7.
Rh4 Rc2 8. Rf4 a5 9. Rd4 Rc1
15-> 2:04 2.70 1. Rd6 d3 2. Rd4 b5 3. cxd3 Rb3+ 4.
Ka2 Rc3 5. dxc4 bxc4 6. Rg4 Kb4 7.
Rh4 Rc2 8. Rf4 a5 9. Rd4 Rc1
16 2:37 2.70 1. Rd6 d3 2. Rd4 b5 3. cxd3 Rb3+ 4.
Ka2 Rc3 5. dxc4 bxc4 6. Rg4 Kb4 7.
Rh4 Rc2 8. Rf4 a5 9. Rd4 Rc1 10. Rd5
16 4:24 3.09 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4.
Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kb6 7.
Ne5 Kc5 8. a5 Kb5
16-> 4:41 3.09 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4.
Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kb6 7.
Ne5 Kc5 8. a5 Kb5
17 4:51 3.20 1. Rb6 Kxb6 2. Kxb4 c3 3. Nd3 Kc6 4.
Kc4 Kb6 5. Kxd4 Ka5 6. Kxc3 Kb6 7.
Kd4 Ka5 8. Nc5 Kb6 9. a5+ Kc6
17 6:29 ++ 1. Rg5+!!
time=16:39 cpu=99% mat=1 n=601948541 fh=38% nps=602k
ext-> chk=40581741 cap=1627852 pp=4490030 1rep=1134562 mate=39307
predicted=0 nodes=601948541 evals=38358680
endgame tablebase-> probes done=62866 successful=62866
White(1): Rg5+
time used: 16:39
learning position, wtm=1 value=309
crafty is behind 2.0 on time, reducing by 1/6.
puzzling over a move to ponder.
clearing hash tables
crafty is behind 2.0 on time, reducing by 1/6.
nss depth time score variation (1)
10 0.40 2.00 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Ra4+ 5. Kb3 Kb6 6. Rg6+ Ka5 7.
Rg4 <HT>
10-> 0.42 2.00 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Ra4+ 5. Kb3 Kb6 6. Rg6+ Ka5 7.
Rg4 <HT>
11 1.32 2.10 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Rg4 Ka6 6. Rg6+ Ka7 7. Ne5
Ra4+ 8. Kb3 Ra1
11-> 1.35 2.10 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Rg4 Ka6 6. Rg6+ Ka7 7. Ne5
Ra4+ 8. Kb3 Ra1
12 3.01 2.15 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka6 7.
Kb3 Ka5 <HT>
12-> 3.04 2.15 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka6 7.
Kb3 Ka5 <HT>
13 7.24 2.26 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka6 7.
Nb4+ Ka5 8. Re8 Kb6 9. Re6+ Kb7 10.
Kb3 Ka7
13-> 7.31 2.26 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Ra8+ Kb6 6. Rb8+ Ka6 7.
Nb4+ Ka5 8. Re8 Kb6 9. Re6+ Kb7 10.
Kb3 Ka7
14 15.53 2.45 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Rg6+ Kb7 7. Kb3
Rc5 8. Rd6 Rc4 9. Nd5
14-> 15.70 2.45 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Rg6+ Kb7 7. Kb3
Rc5 8. Rd6 Rc4 9. Nd5
15 34.74 2.39 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Kb3 Kb7 7. Rh8
Rc8 8. Rh4 Rd8 9. Re4
15-> 35.22 2.39 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Kb3 Kb7 7. Rh8
Rc8 8. Rh4 Rd8 9. Re4
16 1:11 2.40 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Rb8+ Ka5 7. Rh8
Kb6 8. Kb3 Kc5 9. Rh5+ Kb6 10. Rh6+
Kb7 11. Nd5
16-> 1:16 2.40 1. ... b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Rb8+ Ka5 7. Rh8
Kb6 8. Kb3 Kc5 9. Rh5+ Kb6 10. Rh6+
Kb7 11. Nd5
17 1:33 -- 1. ... b5
Black(1): b5 [pondering]33 1/3* 1. ... b5
clearing hash tables
crafty is behind 2.0 on time, reducing by 1/6.
time surplus 0.00 time limit 16:39 (16:39)
nss depth time score variation (1)
9 0.20 1.99 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Kb6 6. Rb8+ Kc6 7. Ne5+ Kc5
8. Rc8+ Kb6 9. Re8
9-> 0.29 1.99 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Kb6 6. Rb8+ Kc6 7. Ne5+ Kc5
8. Rc8+ Kb6 9. Re8
10 0.44 2.28 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5.
Nb4 Kb6 6. Rb8+ Ka5 7. Ra8+ Kb6 8.
Ra6+ Kb7 9. Kb3
10-> 0.64 2.28 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5.
Nb4 Kb6 6. Rb8+ Ka5 7. Ra8+ Kb6 8.
Ra6+ Kb7 9. Kb3
11 0.91 2.29 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5.
Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 Rc5 8. Re6
11-> 1.30 2.29 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5.
Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 Rc5 8. Re6
12 2.21 2.15 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5.
Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 Rc5 8. Re6
Rf5
12-> 3.78 2.15 2. axb5 axb5 3. Rg8 c3 4. Nd3 Rc4 5.
Nb4 Kb6 6. Rg6+ Kb7 7. Kb3 Rc5 8. Re6
Rf5
13 5.39 2.39 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Rc4 6. Ra8+ Kb6 7. Nb4 Kb7 8.
Rg8 Rc8 9. Rg4 Rd8 10. Re4
13-> 8.04 2.39 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Rc4 6. Ra8+ Kb6 7. Nb4 Kb7 8.
Rg8 Rc8 9. Rg4 Rd8 10. Re4
14 13.34 2.74 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8.
Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rd1 11.
Rxd4 Rd2
14-> 22.42 2.74 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8.
Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rd1 11.
Rxd4 Rd2
15 31.73 2.97 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8.
Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rd1 11.
Rxd4 Rd2 12. Kb3
15-> 49.68 2.97 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8.
Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rd1 11.
Rxd4 Rd2 12. Kb3
16 1:21 3.27 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8.
Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rf1 11.
Rxd4 Rf5 12. Kb3 Rd5
16-> 2:16 3.27 2. axb5 axb5 3. Rg8 c3 4. Nd3 Ra4+
5. Kb3 Kb6 6. Nb4 Ra1 7. Rb8+ Kc5 8.
Nd3+ Kc6 9. Rd8 Rb1+ 10. Ka2 Rf1 11.
Rxd4 Rf5 12. Kb3 Rd5
17 3:01 ++ 2. axb5!!
17 10:30 1/19? 2. axb5
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