Author: Dieter Buerssner
Date: 12:35:39 11/24/01
Go up one level in this thread
On November 24, 2001 at 15:07:21, Mike S. wrote:
>[D]8/5pk1/5p2/7P/4BK2/7P/8/8 b - - 0 46
>
>Engine: Yace 0.99.56
> 19.01 1:07 -2.36 46...f5 47.Lxf5 f6 48.Ke4 Kh6 49.Kd5 Kg7 50.Ke6 Kh8 51.h6
>Kg8 52.Kd6 Kh8 53.Kd5 Kg8 54.Kd4 Kh8 55.Lg6 f5 56.h7 Kg7 57.Lh5 Kh8 58.Kc3 Kg7
>59.Lf7 Kh8 (33.247.014) 489.4
The next version will evaluate this correctly.
>One of my testpositions is:
>
>[D]8/5pk1/5pnp/8/4BPP1/4K2P/8/8 b - f3 0 44
>
>44...h5! is an easy draw, and therefore black's best continuation (I don't care
>if other moves *may* hold a draw too, because undoubtly those are not as clear
>as utilizing white's blind bishop).
This is not detected by Yace. It will understand, that h5 gxh5 is draw, but
refuses to capture h5.
674249 4.115 -0.85 10. 1...h5 2. Bf3 Kf8 3. Bd5 h4 4. Bc6 Ke7 5. Bd5
1294599 7.478 -0.83 11t 1...h5 2. Bf3 Kf8 3. Bd5 h4 4. f5 Ne5 5. Kd4
Ke8H 6. g5H Ke7H {-10}
1356535 7.872 -0.83 11. 1...h5 2. Bf3 Kf8 3. Bd5 h4 4. f5 Ne5 5. Kd4
Ke8 6. g5 Ke7 {-10}
2347016 13.997 -0.83 12t 1...h5 2. Bf3 Kf8 3. Bd5 h4 4. Ke4 Ke8 5. Bb3
Ke7 6. Kf5 Nf8H 7. Bc2H {-10}
2479063 14.755 -0.83 12. 1...h5 2. Bf3 Kf8 3. Bd5 h4 4. Ke4 Ke8 5. Bb3
Ke7 6. Kf5 Nf8 7. Bc2 {-10}
7495014 45.572 -0.82 13t 1...h5 2. Bc6 h4 3. Ke4 Nf8 4. Bd5H Ne6H {HT}
7856623 48.337 -0.82 13. 1...h5 2. Bc6 h4 3. Ke4 Nf8 4. Bd5 Ne6
12668872 1:21.5 -0.97 14t 1...h5 2. Bxg6 Kxg6 3. f5+ Kg5 4. Kf3 hxg4+ 5.
hxg4 Kh6 6. Kf4 Kg7 7. Ke3 Kf8 8. Ke2 Kg7 9.
Kf2 Kf8 10. Kg2H Ke7H 11. Kf3H Kd6H 12. Ke3H
Kd5H 13. Kf4H Kd4H 14. g5H {0}
14315572 1:33.9 -0.96 14t+ 1...Kf8 2. Bxg6 fxg6 3. f5 gxf5 4. h4 Ke7 5.
Kf3 h5 6. Kg3 f4+ 7. Kxf4 Kf7 8. Ke4 Kg7 9. Ke3
Kf7 10. g5 f5 11. Kf3H Ke7H 12. Ke2H Ke6H 13.
g6H Kf6H 14. Kf3H {HT} {0}
19685911 2:09.1 -0.86 14t 1...Kf8 2. Bf5 Ke7 3. Bd3 Kf8 4. Ke4 h5 5. Be2
h4 6. f5 Ne7 7. Bd3 {HT} {-10}
20521499 2:14.6 -0.86 14. 1...Kf8 2. Bf5 Ke7 3. Bd3 Kf8 4. Ke4 h5 5. Be2
h4 6. f5 Ne7 7. Bd3 {HT} {-10}
Regards,
Dieter
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.