Author: Slater Wold
Date: 17:33:39 09/12/01
Go up one level in this thread
On September 12, 2001 at 20:09:26, Dann Corbit wrote:
>On September 12, 2001 at 18:38:07, Slater Wold wrote:
>[snip]
>>60 seconds = 296/300
>
>I only found 2/4 that were missed. Maybe something is wrong with epdscor
>
>This is certainly interesting -- it looks like a new solution to WAC.274:
>[D]8/1p6/p5R1/k7/Prpp4/K7/1NP5/8 w - - acd 16; acn 71362063; acs 61; bm Rb6; ce
>266; id "WAC.274"; pv Rd6 d3 Rd4 b5 cxd3 Rb3+ Ka2 Rc3 dxc4 bxc4 Rd8 Rc2 Rd5+ Kb4
>Rd4 Kc5 Re4 c3 Rc4+ Kd5;
This is from the log:
PFGA: EPD record: 274 ID: WAC.274
clearing hash tables
time surplus 0.00 time limit 1:00 (1:00)
nss depth time score variation (1)
(2) 8-> 0.10 1.88 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rb1 5. Ra8+ Kb6 6. Rb8+ Kc6 7.
Re8 <HT>
9 0.11 2.06 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rb1 5. Rg4 Ra1+ 6. Kb3 Ra4 7. Nc5
(2) 9-> 0.17 2.06 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rb1 5. Rg4 Ra1+ 6. Kb3 Ra4 7. Nc5
10 0.22 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>
(2) 10-> 0.36 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 0.50 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
(2) 11-> 0.77 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 1.03 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
(2) 12-> 1.92 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
13 2.52 2.26 1. Rg5+ b5 2. axb5 axb5 3. Rg8 c3 4.
Nd3 Rc4 5. Nb4 Kb6 6. Kb3 Ka5 7. Ra8+
Kb6 8. Ra6+ Kb7 9. Re6 Ka7
13 5.96 ++ 1. Rb6!!
13 8.57 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
(2) 13-> 8.57 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 10.14 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
(4) 14-> 17.32 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
(3) 15 19.97 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 53.52 2.66 1. Rd6 d3 2. Rd4 b5 3. cxd3 Rb3+ 4.
Ka2 Rc3 5. dxc4 bxc4 6. Rd8 Rc2 7.
Rd5+ Kb4 8. Rd4 Kc5 9. Re4 c3 10. Rc4+
Kd5
15-> 53.52 2.66 1. Rd6 d3 2. Rd4 b5 3. cxd3 Rb3+ 4.
Ka2 Rc3 5. dxc4 bxc4 6. Rd8 Rc2 7.
Rd5+ Kb4 8. Rd4 Kc5 9. Re4 c3 10. Rc4+
Kd5
time=1:00 cpu=198% mat=1 n=71362063 fh=94% nps=1174k
ext-> chk=3979580 cap=146334 pp=342563 1rep=185204 mate=14854
predicted=0 nodes=71362063 evals=14240740
endgame tablebase-> probes done=22231 successful=22231
hashing-> trans/ref=64% pawn=99% used=99%
SMP-> split=1781 stop=98 data=9/32 cpu=2:00 elap=1:00
It actually solved it, but thinks it found something better.
>
>Nobody solves this one -->
>[D]2b5/1r6/2kBp1p1/p2pP1P1/2pP4/1pP3K1/1R3P2/8 b - - acd 18; acn 93448852; acs
>60; bm Rb4; ce 302; id "WAC.230"; pv Rh7 Rb1 a4 Ba3 Rh5 Kf4 Bb7 Bb2 Kd7 Ba3 Rh4+
>Kg3 Rh8 Rb2 Rh1 Kf4 Rh4+ Kg3 Rh1;
Log from WAC 230:
PFGA: EPD record: 230 ID: WAC.230
time surplus 0.00 time limit 1:00 (1:00)
nss depth time score variation (1)
10 0.12 -2.91 1. ... Rf7 2. Kg4 a4 3. Ba3 Kd7 4.
Kg3 Rf5 5. Kg4 Bb7 6. Bd6
(2) 10-> 0.15 -2.91 1. ... Rf7 2. Kg4 a4 3. Ba3 Kd7 4.
Kg3 Rf5 5. Kg4 Bb7 6. Bd6
11 0.28 -2.94 1. ... Rf7 2. f3 a4 3. Ba3 Rf5 4. Kg4
Bd7 5. Bd6 Rf7 6. Kg3 Rh7
11-> 0.32 -2.94 1. ... Rf7 2. f3 a4 3. Ba3 Rf5 4. Kg4
Bd7 5. Bd6 Rf7 6. Kg3 Rh7
12 0.46 -2.76 1. ... Rf7 2. f3 a4 3. Ba3 Rf5 4. Kg4
Bd7 5. Bd6 Rf7 6. Ba3 Kc7 7. Kg3
12 1.20 -2.88 1. ... a4 2. f3 Rh7 3. Ba3 Rh5 4. Kg4
Kd7 5. Kf4 Bb7 6. Kg4 Bc6 <HT>
(2) 12-> 1.40 -2.88 1. ... a4 2. f3 Rh7 3. Ba3 Rh5 4. Kg4
Kd7 5. Kf4 Bb7 6. Kg4 Bc6 <HT>
13 1.89 -2.93 1. ... a4 2. f3 Rh7 3. Ba3 Rh5 4. Kf4
Rh1 5. Rf2 Kd7 6. Rg2 Rh5 7. Rb2 Bb7
8. Kg4 Bc6 9. Kf4 <HT>
(2) 13-> 4.04 -2.93 1. ... a4 2. f3 Rh7 3. Ba3 Rh5 4. Kf4
Rh1 5. Rf2 Kd7 6. Rg2 Rh5 7. Rb2 Bb7
8. Kg4 Bc6 9. Kf4 <HT>
14 6.62 -2.93 1. ... a4 2. Ba3 Rh7 3. Rb1 Rh5 4.
Kf4 Kd7 5. f3 Bb7 6. Rb2 Rh7 <HT>
14-> 7.76 -2.93 1. ... a4 2. Ba3 Rh7 3. Rb1 Rh5 4.
Kf4 Kd7 5. f3 Bb7 6. Rb2 Rh7 <HT>
15 9.03 -2.97 1. ... a4 2. Ba3 Rh7 3. Rb1 Rh5 4.
Kf4 Bb7 5. f3 Rh2 6. Rb2 Rh1 7. Rg2
Rh4+ 8. Rg4 Rh2 <HT>
(3) 15-> 17.71 -2.97 1. ... a4 2. Ba3 Rh7 3. Rb1 Rh5 4.
Kf4 Bb7 5. f3 Rh2 6. Rb2 Rh1 7. Rg2
Rh4+ 8. Rg4 Rh2 <HT>
(2) 16 21.12 -3.01 1. ... a4 2. Ba3 Rh7 3. Kg2 Rh5 4.
f4 Bb7 5. Kg3 Rh1 6. Rh2 Rd1 7. Bb2
Rd3+ 8. Kg4 Re3 9. Rh6 Re2
(2) 16-> 24.70 -3.01 1. ... a4 2. Ba3 Rh7 3. Kg2 Rh5 4.
f4 Bb7 5. Kg3 Rh1 6. Rh2 Rd1 7. Bb2
Rd3+ 8. Kg4 Re3 9. Rh6 Re2
17 29.51 -3.01 1. ... a4 2. Ba3 Rh7 3. Kg2 Rh5 4.
f4 Ba6 5. Rf2 Bb5 6. Kg3 Rh1 7. Bb2
Rd1 8. Rh2 Rd3+ 9. Kg4 Re3 10. Rh6
17 45.75 -3.02 1. ... Rh7 2. Rb1 a4 3. Ba3 Rh5 4.
Kf4 Bb7 5. Bb2 Kd7 6. Ba3 Rh4+ 7. Kg3
Rh8 8. Rb2 Rh1 9. Kf4 Rh4+ 10. Kg3
Rh1
17-> 56.35 -3.02 1. ... Rh7 2. Rb1 a4 3. Ba3 Rh5 4.
Kf4 Bb7 5. Bb2 Kd7 6. Ba3 Rh4+ 7. Kg3
Rh8 8. Rb2 Rh1 9. Kf4 Rh4+ 10. Kg3
Rh1
time=1:00 cpu=199% mat=-1 n=93448852 fh=88% nps=1551k
ext-> chk=2382518 cap=89622 pp=993471 1rep=42573 mate=607
predicted=0 nodes=93448852 evals=22502565
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=54% pawn=99% used=99%
SMP-> split=1961 stop=265 data=9/32 cpu=2:00 elap=1:00
Nope, did not find it. I will see how long it does take to find it.
Slate
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