Author: Jorge Pichard
Date: 04:43:46 12/07/03
Go up one level in this thread
On December 07, 2003 at 05:30:25, Dana Turnmire wrote:
>On December 06, 2003 at 20:01:10, Martin Andersen wrote:
>
>>On December 06, 2003 at 18:10:23, Dana Turnmire wrote:
>>
>>
>>>>[d] 4k3/5ppp/8/8/8/8/PPP5/3K4 w - -
>>>>
>>>>{The main variation is } 1. Ke2 Kd7 2. Kf3 Kc6 3. a4 h5 4. c4 f5 5. Kg3 Kb6 6.
>>>>b4 g5 {or ...g6 7.a5+ Ka6 8.c5 Kb5 9.Kg2 g5 (or 9...h4 10.Kh2! f4 11.Kg1!! g5
>>>>12.Kg2 g4 13.Kg1, etc.) 10.Kg3 g4 11.Kf2! f4 12.Kg2 h4 13.Kg1!! f3 14.Kf2 h3
>>>>15.Kg3, and now the Black king must move, allowing a White pawn to queen.} 7.
>>>>a5+ Ka6 {7...Kb7 8.c5} 8. c5 h4+ 9. Kh3 f4 {or 9...Kb5 10.Kh2, as in the
>>>>variation above} 10. c6 f3 11. b5+ Ka7 12. c7 g4+ {or 12...Kb7 13.b6 g4+
>>>>14.Kh2 g3+ 15.Kg1 h3 16.a6+ Kc8 17.a7} 13. Kxg4 f2 14. c8=Q f1=Q 15. b6+
>>>>{mate} 1-0
>>
>>Deep analysis with Crafty 19.6 in Scid 3.5beta1 (long analysis fixed) does
>>not show a winning score for white:
>>
>>Depth: 22 Nodes: 5002768K (980 kn/s)
>>Score: +0.41 Time: 5106.68 seconds
>>1. a4!!
>>
>>
>>20 +0.52 1. a4 Kd7 2. a5 Kc6 3. c4 h5 4. b4 h4 5. b5+ Kb7 6. a6+ Ka7 7. Ke2 h3
>>8. Kf3 g5 9. Kf2 g4 10. Kg3 f6 11. c5 f5 (815.50)
>>21 +0.01 1. a4 Kd7 2. a5 Kc6 3. Ke2 Kb5 4. b4 h5 5. Kf3 h4 6. Kg4 g5 7. Kh3 Ka6
>>8. Kg4 Kb5 (1428.98)
>>21 +0.01 1. a4 Kd7 2. a5 Kc6 3. Ke2 Kb5 4. b4 h5 5. Kf3 h4 6. Kg4 g5 7. Kh3 Ka6
>>8. Kg4 Kb5 (2009.08)
>>21 +0.01 1. a4 Kd7 2. a5 Kc6 3. Ke2 Kb5 4. b4 h5 5. Kf3 h4 6. Kg4 g5 7. Kh3 Ka6
>>8. Kg4 Kb5 (2034.61)
>>22 +0.01 1. a4 Kd7 2. a5 Kc6 3. Ke2 Kb5 4. b4 h5 5. Kf3 h4 6. Kg4 g5 7. Kh3 Ka6
>>8. Kg4 Kb5 (2378.38)
>>22 +0.01 1. a4 Kd7 2. a5 Kc6 3. Ke2 Kb5 4. b4 h5 5. Kf3 h4 6. Kg4 g5 7. Kh3 Ka6
>>8. Kg4 Kb5 (2684.72)
>>22 +0.01 1. a4 Kd7 2. a5 Kc6 3. Ke2 Kb5 4. b4 h5 5. Kf3 h4 6. Kg4 g5 7. Kh3 Ka6
>>8. Kg4 Kb5 (3064.37)
>>22 +0.41 1. a4!! (3256.86)
>>22 +0.41 1. a4!! (4813.42)
>>22 +0.41 1. a4!! (5106.68)
>>
>>Martin.
>
>It looks like Crafty made a mistake by starting off with a4! and then advancing
>to a5. Here is how Genius 7 on an AMD 1800+ played it at 2 minutes/move. I can
>replay it with the PV if you wish.
>
>
>[Event "?"]
>[Site "?"]
>[Date "0000.??.??"]
>[Round "?"]
>[White "Genius 7"]
>[Black "Genius 7"]
>[Result "*"]
>[FEN "4k3/5ppp/8/8/8/8/PPP5/3K4 w - -"]
>
>1. Ke2 Kd7 2. a4 Kc6 3. a5 Kb5 4. b4 h5 5. Kf3 g5 6. c3 h4 7. c4+ Ka6 8. c5
>Kb5 9. Kg4 f6 10. Kh3 f5 11. Kh2 g4 12. Kg2 h3+ 13. Kg3 f4+ 14. Kh2 f3 15. Kg3
>f2 16. Kxf2 h2 17. Kg2 g3 18. Kh1 Kxb4 *
Nejmet 3.07 UCI 21 MB:
1 00:00 0.00 Kd1c1
1 00:00 0.00 Kd1d2
1 00:00 0.19 Kd1d2
1 00:00 0.19 a2a3
1 00:00 0.46 a2a3
1 00:00 0.46 a2a4
1 00:00 0.62 a2a4
2 00:00 0.62 a2a4
2 00:00 0.00 a2a4 h7h5
3 00:00 0.00 a2a4
3 00:00 0.62 a2a4 h7h5 a4a5
4 00:00 0.62 a2a4
4 00:00 0.00 a2a4 h7h5 a4a5 h5h4
5 00:00 0.00 a2a4
5 00:00 0.73 a2a4 g7g5 b2b4 h7h5 a4a5
6 00:00 0.73 a2a4
6 00:00 0.00 a2a4 h7h5 a4a5 h5h4 a5a6 h4h3
7 00:00 0.00 a2a4
7 00:00 1.15 a2a4 Ke8d7 a4a5 Kd7e6 b2b4 h7h5 c2c4
8 00:00 1.15 a2a4
8 00:00 0.80 a2a4 Ke8d7 a4a5 h7h5 a5a6 Kd7c6 b2b4 g7g5
9 00:00 0.92 a2a4 Ke8d7 a4a5 g7g5 b2b4 h7h5 c2c4 f7f5 b4b5
10 00:00 0.92 a2a4
10 00:00 0.44 a2a4 Ke8d7 a4a5 h7h5 b2b4 Kd7c6 c2c3 h5h4 Kd1c1
11 00:00 0.44 a2a4
11 00:00 1.16 a2a4 Ke8d7 a4a5 Kd7c6 b2b4 Kc6b5 c2c3 g7g5 Kd1d2 h7h5 Kd2d3
12 00:00 1.08 a2a4 Ke8d7 a4a5 g7g5 a5a6 Kd7c7 b2b4 g5g4 b4b5 g4g3 a6a7 g3g2
a7a8Q g2g1Q+ Kd1d2
13 00:00 1.08 a2a4
13 00:01 0.27 a2a4 Ke8d7 a4a5 h7h5 b2b4 h5h4 a5a6 Kd7c7 Kd1e2 h4h3 Ke2f2
Kc7b6 Kf2g3
14 00:01 0.27 a2a4
14 00:01 0.02 a2a4 Ke8d7 a4a5 h7h5 b2b4 h5h4 Kd1e2 h4h3 Ke2f3 f7f5 a5a6
Kd7c6 a6a7 h3h2 a7a8Q+ Kc6b6
15 00:02 0.02 a2a4
15 00:03 0.76 a2a4 Ke8d7 a4a5 h7h5 b2b4 h5h4 Kd1e2 g7g5 Ke2f3 Kd7c6 c2c4
f7f5 a5a6 h4h3 b4b5+ Kc6c5
16 00:04 0.52 a2a4 Ke8d7 a4a5 h7h5 b2b4 h5h4 Kd1e2 g7g5 a5a6 Kd7c7 b4b5
h4h3 Ke2f2 Kc7b6 c2c4 Kb6c5 a6a7 Kc5xc4
17 00:07 0.73 a2a4 Ke8d7 a4a5 h7h5 b2b4 h5h4 Kd1e2 g7g5 a5a6 Kd7c7 b4b5
h4h3 Ke2f2 Kc7b6 c2c4 g5g4 c4c5+ Kb6xb5 a6a7 g4g3+ Kf2xg3
18 00:09 0.73 a2a4
18 00:14 0.48 a2a4 Ke8d7 a4a5 h7h5 b2b4 h5h4 Kd1e2 g7g5 a5a6 Kd7c7 b4b5
h4h3 Ke2f3 g5g4+ Kf3g3 f7f6 a6a7 h3h2 b5b6+ Kc7xb6 a7a8Q h2h1Q
19 00:24 0.48 a2a4
19 00:33 0.73 a2a4 Ke8d7 a4a5 h7h5 b2b4 h5h4 Kd1e2 g7g5 b4b5 h4h3 Ke2f2
Kd7c7 c2c3 g5g4 a5a6
20 00:38 0.73 a2a4
20 01:46 0.16 a2a4 h7h5 a4a5 Ke8d7 b2b4 h5h4 Kd1e2 g7g5 b4b5 h4h3 Ke2f2
Kd7c7 a5a6 g5g4 a6a7 Kc7b7 b5b6 h3h2 Kf2g2
20 02:45 0.16 Kd1e2
20 03:21 0.16 Kd1e2 h7h5 Ke2f3 Ke8d7 a2a4 Kd7c6 b2b4 g7g5 a4a5 Kc6b5 c2c4+
Kb5a6 Kf3e4 h5h4
21 06:51 0.00 Kd1e2 Ke8d7 Ke2f3 h7h5 Kf3f4 f7f6 a2a4 g7g5+ Kf4g3 Kd7c6 b2b4
h5h4+ Kg3h3 Kc6b7 Kh3g4 Kb7b6 a4a5+ Kb6b5
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