Author: Miguel A. Ballicora
Date: 17:40:38 01/04/02
Go up one level in this thread
On January 04, 2002 at 19:29:51, Uri Blass wrote:
>On January 04, 2002 at 18:10:55, Robert Basham wrote:
>
>>Sorry for the error!
>>Please add a Black Rook at f2, and try it again!
>>
>>In this position there is no "mate in 2"..etc.
>>
>>The rest of the position is correct..:-)
>>Thanks so much!
>>Robert
>
>very easy for some programs
>
>New position
>[D]K6k/n4Bpb/5p2/7Q/8/8/1b3r2/8 w - - 0 1
>
>Analysis by Yace 0.99.56:
wow, I might have to work on some extensions because it took for ever
for my program Gaviota, ~25 minutes (pIII 800 mhz) to find that Bg6 is mate in
11.
setboard K6k/n4Bpb/5p2/7Q/8/8/1b3r2/8 w - - 0 1
d
+-----------------+
| K . . . . . . k |
| n . . . . B x b |
| . . . . . x . . |
| . . . . . . . Q |
| . . . . . . . . |
| . . . . . . . . |
| . b . . . r . . |
| . . . . . . . . |
+-----------------+
analyze
[snip]
1039724 10 10.0 +6.38 Bf7-g6 Kh8-g8 Bg6xh7 Kg8-f8
Qh5-c5 Kf8-e8 Bh7-g6 Ke8-d7
Qc5xf2 Bb2-e5 Qf2xa7 Be5-c7
Qa7-a4 Kd7-e6 Qa4-c4 Ke6-d7
1408366 10: 13.1 +6.38 Bf7-g6 Kh8-g8 Bg6xh7 Kg8-f8
Qh5-c5 Kf8-e8 Bh7-g6 Ke8-d7
Qc5xf2 Bb2-e5 Qf2xa7 Be5-c7
Qa7-a4 Kd7-e6 Qa4-c4 Ke6-d7
2454018 11 23.1 +6.65 Bf7-g6 Kh8-g8 Bg6xh7 Kg8-f8
Qh5-c5 Kf8-e8 Bh7-g6 Ke8-d7
Qc5xf2 Bb2-e5 Qf2xa7 Be5-c7
Qa7-a4 Kd7-d6 Ka8-b7 Bc7-d8
4611949 11: 42.7 +6.65 Bf7-g6 Kh8-g8 Bg6xh7 Kg8-f8
Qh5-c5 Kf8-e8 Bh7-g6 Ke8-d7
Qc5xf2 Bb2-e5 Qf2xa7 Be5-c7
Qa7-a4 Kd7-d6 Ka8-b7 Bc7-d8
8538805 12 81.7 +6.82 Bf7-g6 Kh8-g8 Bg6xh7 Kg8-f8
Qh5-c5 Kf8-e8 Bh7-g6 Ke8-d7
Qc5xf2 Na7-c6 Qf2xb2 Nc6-e7
Bg6-d3 Ne7-d5 Qb2-g2
12771060 12: 121.0 +6.82 Bf7-g6 Kh8-g8 Bg6xh7 Kg8-f8
Qh5-c5 Kf8-e8 Bh7-g6 Ke8-d7
Qc5xf2 Na7-c6 Qf2xb2 Nc6-e7
Bg6-d3 Ne7-d5 Qb2-g2
30432622 13 299.6 +7.15 Bf7-g6 Kh8-g8 Bg6xh7 Kg8-f8
Qh5-c5 Kf8-e8 Bh7-g6 Ke8-d7
Qc5xa7 Kd7-c6 Qa7xf2 Bb2-e5
Qf2-a7 f6-f5 Qa7-e7 Be5-f6
Qe7-b7 Kc6-c5 Bg6xf5
47308463 13: 461.2 +7.15 Bf7-g6 Kh8-g8 Bg6xh7 Kg8-f8
Qh5-c5 Kf8-e8 Bh7-g6 Ke8-d7
Qc5xa7 Kd7-c6 Qa7xf2 Bb2-e5
Qf2-a7 f6-f5 Qa7-e7 Be5-f6
Qe7-b7 Kc6-c5 Bg6xf5
127331052 14 1288.9 :-) Bf7-g6
128240613 14 1297.2 :-) Bf7-g6
150099661 14 1518.6 :-) Bf7-g6
152079207 14 1536.1 +Mat_11 Bf7-g6 Kh8-g8 Qh5-d5 Kg8-h8
Qd5-d8 Bh7-g8 Bg6-f7 Kh8-h7
Qd8-d3 Kh7-h8 Qd3-h3 Bg8-h7
Bf7-g6 Kh8-g8 Qh3-e6 Kg8-h8
Qe6-e8 Bh7-g8 Bg6-h7 Kh8xh7
Qe8-h5
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