Author: Gregor Overney
Date: 10:20:48 05/27/99
Go up one level in this thread
On May 27, 1999 at 07:19:17, Jeremiah Penery wrote:
>On May 27, 1999 at 07:04:14, Bernhard Bauer wrote:
>
>>On May 26, 1999 at 19:14:14, Michel Chassey wrote:
>>
>>>Received today from Crafty list :
>>>
>>>16.7 has been released, finally.
>>>
>>>I make no guarantees that it is playing better than 16.6, although it seems
>>>to be doing so. If anyone is interested in running a long match between
>>>the two versions, feel free to do so and report the results. Note that
>>>both blitz _and_ long games are important.
>>>
>>>Windows executables will be available when Jason has time to compile them. If
>>>someone is interested in compiling one and sending it to me, I will
>>>certainly put it on the ftp machine...
>>>
>>>Bob
>>
>>Looks like something is broken since crafty does't find Kb1! in fine70.
>>Here the position:
>>
>>
>> +---+---+---+---+---+---+---+---+
>> 8 | | | | | | | | |
>> +---+---+---+---+---+---+---+---+
>> 7 | *K| | | | | | | |
>> +---+---+---+---+---+---+---+---+
>> 6 | | | | *P| | | | |
>> +---+---+---+---+---+---+---+---+
>> 5 | *P| | | P | | *P| | |
>> +---+---+---+---+---+---+---+---+
>> 4 | P | | | P | | P | | |
>> +---+---+---+---+---+---+---+---+
>> 3 | | | | | | | | |
>> +---+---+---+---+---+---+---+---+
>> 2 | | | | | | | | |
>> +---+---+---+---+---+---+---+---+
>> 1 | K | | | | | | | |
>> +---+---+---+---+---+---+---+---+
>> a b c d e f g h
>>
>>I think Kb1! is the only winning move.
>
>What depth/time did you let it search? I think it takes something like depth=20
>to see Kb1, but it should only take a few seconds, at most.
>
>Jeremiah
I used my default settings, nothing special. Crafty 16.6 found it also. Arasan
5.1a did not find Kb1 (at least not with my settings).
Gregor
PS:
The following is the log file of Crafty 16.7 on NT 4. I compiled it with VC++
6.0 SP2:
White(1): random
White(1): level 40 120 0
40 moves/120 minutes primary time control
40 moves/120 minutes secondary time control
White(1): hard
pondering enabled.
White(1): force
White(1): edit
edit.command:#
edit.command:Pd5
edit.command:Pa4
edit.command:Pd4
edit.command:Pf4
edit.command:Ka1
edit.command:c
edit.command:Ka7
edit.command:Pd6
edit.command:Pa5
edit.command:Pf5
edit.command:.
+---+---+---+---+---+---+---+---+
8 | | | | | | | | |
+---+---+---+---+---+---+---+---+
7 | *K| | | | | | | |
+---+---+---+---+---+---+---+---+
6 | | | | *P| | | | |
+---+---+---+---+---+---+---+---+
5 | *P| | | P | | *P| | |
+---+---+---+---+---+---+---+---+
4 | P | | | P | | P | | |
+---+---+---+---+---+---+---+---+
3 | | | | | | | | |
+---+---+---+---+---+---+---+---+
2 | | | | | | | | |
+---+---+---+---+---+---+---+---+
1 | K | | | | | | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
White(1): black
Black(1): time 720000
time remaining: 120:00 (crafty).
Black(1): otim 720000
time remaining: 120:00 (opponent).
Black(1): white
White(1): go
end-game phase
clearing hash tables
time surplus 0.00 time limit 3:00 (18:00)
s depth time score variation (1)
14 0.08 1.05 1. Kb2 Kb8 2. Kc2 Kc8 3. Kc3 Kb7 4.
Kc4 Kb6 5. Kc3 Kb7 <HT>
14-> 0.08 1.05 1. Kb2 Kb8 2. Kc2 Kc8 3. Kc3 Kb7 4.
Kc4 Kb6 5. Kc3 Kb7 <HT>
15 0.11 1.05 1. Kb2 Kb8 2. Kc2 Kc8 3. Kc3 Kb7 4.
Kc4 Kb6 5. Kc3 Kb7 <HT>
15-> 0.11 1.05 1. Kb2 Kb8 2. Kc2 Kc8 3. Kc3 Kb7 4.
Kc4 Kb6 5. Kc3 Kb7 <HT>
16 0.14 1.05 1. Kb2 Kb8 2. Kc2 Kc8 3. Kc3 Kb7 4.
Kc4 Kb6 5. Kd3 Kc7 6. Ke3 Kd7 7. Ke2
Kc8 8. Ke3 Kd7
16-> 0.16 1.05 1. Kb2 Kb8 2. Kc2 Kc8 3. Kc3 Kb7 4.
Kc4 Kb6 5. Kd3 Kc7 6. Ke3 Kd7 7. Ke2
Kc8 8. Ke3 Kd7
17 0.17 1.05 1. Kb2 Kb8 2. Kc2 Kc8 3. Kc3 Kb7 4.
Kc4 Kb6 5. Kd3 Kc7 6. Ke3 Kd7 7. Ke2
Kc8 8. Kd2 Kd7 9. Kd3
17-> 0.17 1.05 1. Kb2 Kb8 2. Kc2 Kc8 3. Kc3 Kb7 4.
Kc4 Kb6 5. Kd3 Kc7 6. Ke3 Kd7 7. Ke2
Kc8 8. Kd2 Kd7 9. Kd3
18 1.67 1.05 1. Kb2 Ka8 2. Kc3 Kb7 3. Kc4 Kb6 4.
Kd3 Kc7 5. Ke3 Kd7 6. Kf3 Ke7 7. Ke2
Kd7 8. Kd2 Kc8 9. Kd3 Kd7
18 1.67 ++ 1. Kb1!!
18-> 1.78 1.44 1. Kb1
(2) 19 1.84 1.05 1. Kb1 Kb8 2. Kc2 Kc8 3. Kd2 Kc7 4.
Kd3 Kb7 5. Ke3 Kc7 6. Kf3 Kd7 7. Kg3
Ke7 8. Kf2 Kd7 9. Kf3 Ke7 10. Ke3
19-> 1.84 1.05 1. Kb1 Kb8 2. Kc2 Kc8 3. Kd2 Kc7 4.
Kd3 Kb7 5. Ke3 Kc7 6. Kf3 Kd7 7. Kg3
Ke7 8. Kf2 Kd7 9. Kf3 Ke7 10. Ke3
20 2.30 ++ 1. Kb1!!
20-> 3.94 1.44 1. Kb1 Kb8 2. Kc2 Kc8 3. Kd2 Kc7 4.
Kd3 Kb7 5. Ke3 Kc7 6. Kf3 Kd7 7. Kg3
Ke7 8. Kf2 Kd7 9. Kf3 Ke7 10. Ke3
21 5.41 1.10 1. Kb1 Kb8 2. Kc2 Kb7 3. Kd2 Kc8 4.
Kd3 Kc7 5. Kc4 Kb6 6. Kb3 Kc7 7. Kc3
Kb7 8. Kc2 Kb8 9. Kb1 Kc7 10. Kb2 Kc8
11. Kc3
21-> 5.41 1.10 1. Kb1 Kb8 2. Kc2 Kb7 3. Kd2 Kc8 4.
Kd3 Kc7 5. Kc4 Kb6 6. Kb3 Kc7 7. Kc3
Kb7 8. Kc2 Kb8 9. Kb1 Kc7 10. Kb2 Kc8
11. Kc3
22 18.66 ++ 1. Kb1!!
22 18.87 2.89 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 <HT>
22-> 18.87 2.89 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 <HT>
23 18.92 2.99 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 Ke8 10. Kxf5
Kf7 11. Kg5 <HT>
23-> 18.92 2.99 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 Ke8 10. Kxf5
Kf7 11. Kg5 <HT>
24 20.84 2.99 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 Ke8 10. Kxf5
Kf7 11. Kg5 Ke7 12. f5 Kd7
24-> 20.86 2.99 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 Ke8 10. Kxf5
Kf7 11. Kg5 Ke7 12. f5 Kd7
25 22.37 3.06 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 Ke8 10. Kxf5
Kf7 11. Kg5 Ke7 12. f5 Kf7 13. f6
25-> 22.37 3.06 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 Ke8 10. Kxf5
Kf7 11. Kg5 Ke7 12. f5 Kf7 13. f6
26 34.51 3.06 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 Ke8 10. Kxf5
Kf7 11. Kg5 Ke7 12. f5 Ke8 13. f6 Kf7
26-> 34.51 3.06 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf6 8. Kh5 Ke7 9. Kg5 Ke8 10. Kxf5
Kf7 11. Kg5 Ke7 12. f5 Ke8 13. f6 Kf7
27 43.20 3.36 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf7 8. Kg5 Ke7 9. Kxf5 Kf7 10. Kg5
Kg7 11. f5 Kf7 12. f6 Kf8 13. Kg6 Kg8
14. Kf5
27-> 43.20 3.36 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf7 8. Kg5 Ke7 9. Kxf5 Kf7 10. Kg5
Kg7 11. f5 Kf7 12. f6 Kf8 13. Kg6 Kg8
14. Kf5
28 2:16 3.13 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf7 8. Kg5 Ke7 9. Kxf5 Kf7 10. Kg5
Kg7 11. f5 Kf7 12. f6 Kf8 13. Kg6 Kg8
14. Kf5 Kf7
28-> 2:16 3.13 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf7 8. Kg5 Ke7 9. Kxf5 Kf7 10. Kg5
Kg7 11. f5 Kf7 12. f6 Kf8 13. Kg6 Kg8
14. Kf5 Kf7
29 2:30 3.33 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf7 8. Kg5 Kg7 9. Kxf5 Kf7 10. Kg5
<HT>
29-> 2:30 3.33 1. Kb1 Kb8 2. Kc2 Kc7 3. Kd3 Kb7 4.
Ke3 Kc7 5. Kf3 Kd7 6. Kg3 Ke7 7. Kh4
Kf7 8. Kg5 Kg7 9. Kxf5 Kf7 10. Kg5
<HT>
time=3:01 cpu=99% mat=1 n=23675754 fh=97% nps=130509
ext-> checks=97622 recaps=2 pawns=279135 1rep=2974 thrt:0
predicted=0 nodes=23675754 evals=1967722
endgame tablebase-> probes done=52 successful=52
hashing-> trans/ref=99% pawn=99% used=1%
SMP-> split=0 stop=0 data=0/64 cpu=3:00 elap=3:01
White(1): Kb1
time used: 3:01
+---+---+---+---+---+---+---+---+
8 | | | | | | | | |
+---+---+---+---+---+---+---+---+
7 | *K| | | | | | | |
+---+---+---+---+---+---+---+---+
6 | | | | *P| | | | |
+---+---+---+---+---+---+---+---+
5 | *P| | | P | | *P| | |
+---+---+---+---+---+---+---+---+
4 | P | | | P | | P | | |
+---+---+---+---+---+---+---+---+
3 | | | | | | | | |
+---+---+---+---+---+---+---+---+
2 | | | | | | | | |
+---+---+---+---+---+---+---+---+
1 | | K | | | | | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
Black(1): Kb8 [pondering]
time surplus 0.00 time limit 2:59 (17:59)
s depth time score variation (18)
(4) 28 52.25 3.31 2. Kc2 Kc7 3. Kd3 Kb7 4. Ke3 Kc7 5.
Kf3 Kd7 6. Kg3 Ke7 7. Kh4 Kf7 8. Kg5
Kg7 9. Kxf5 Kf7 10. Kg5 <HT>
28-> 52.25 3.31 2. Kc2 Kc7 3. Kd3 Kb7 4. Ke3 Kc7 5.
Kf3 Kd7 6. Kg3 Ke7 7. Kh4 Kf7 8. Kg5
Kg7 9. Kxf5 Kf7 10. Kg5 <HT>
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