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Subject: Re: ^strange H7, no win in b+n+k vs k?!!!

Author: Harald Faber

Date: 23:51:54 05/09/99

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On May 09, 1999 at 14:32:46, blass uri wrote:


>The problem with the ssdf games is that we cannot trust the rating of Hiarcs7.
>I discovered that their hiarcs7 could not win a simple endgame (king,bishop and
>knight against king) when the real hiarcs7 has no problem.
>
>I do not know the reason for it and it may be the autoplayer.
>Uri

No, it is not. Here it is, Hiarcs on slow MMX166 vs. Rebel9 on K6-200, 2h/40,
autoplayer used:

[Event "verification"]
[Site "Haltern"]
[Date "1999.05.09"]
[Round ""]
[White "HIARCS7"]
[Black "Rebel9"]
[Result "1-0"]
[FEN "8/4kB2/2K5/4N3/8/8/8/8 b - -"]

Kf6 2. Kd6 {H7: 14   2.Kd6 Kf5 Bg6+ Kf6 Bb1 Kg7 Ke6 Kh8 Kf6 Kg8 Nf7 Kf8 Nh6
Ke8 = 2197}
2... Kf5 3. Bg6+ {H7: 13   3.Bg6+ Kf6 Bd3 Kg5 Ke7 Kf4 Nc4 Kg5 Bb1 Kg4 Kf6 Kf4
Bd3 Kg4 = 2201}
3... Kf6 {H7: 08   3...Kf6 Be4 Kg7 Ke6 Kh8 Kf6 Kg8 Nf7 =-2155}
4. Bc2 {H7: 13   4.Bc2 Kg5 Ke6 Kf4 Nc4 Kg5 Bf5 Kh6 Kf6 Kh5 Ne5 Kh4 Nf7 = 2212}
4... Kg7 5. Ke6 {H7: 15   5.Ke6 Kh8 Nf7+ Kg8 Kf6 Kf8 Bh7 Ke8 Ke6 Kf8 = 2236}
5... Kh8 6. Nf7+ {H7: 14   6.Nf7+ Kg8 Kf6 Kf8 Bh7 Ke8 Bf5 Kf8 Be6 Kg8 Bb3 Kh7
Nd6 Kh6 Ba2 Kh5 = 2238}
6... Kg7 7. Ke7 {H7: 16   7.Ke7 Kg8 Kf6 Kf8 = 2243}
7... Kg8 8. Kf6 {H7: 16   8.Kf6 Kf8 Bh7 Ke8 Ne5 Kd8 Ke6 Kc7 Nd7 Kb7 Bd3 Kc8
Kd6 Kd8 Be4 Kc8 = 2266}
8... Kf8 9. Bh7 {H7: 16   9.Bh7 Ke8 Ne5 Kd8 Ke6 Kc7 Nd7 Kb7 Bd3 Kc7 Be4 Kc8
Ke7 = 2266}
9... Ke8 10. Ne5 {H7: 15  10.Ne5 Kd8 Ke6 Kc7 Nd7 Kb7 Bd3 Kc6 Be2 Kc7 Bf3 =
2266}
10... Kd8 11. Ke6 {H7: 14  11.Ke6 Kc7 Nd7 Kb7 Bd3 Kc6 Be2 Kc7 Bf3 Kc8 = 2296}
11... Kc7 12. Nd7 {H7: 14  12.Nd7 Kb7 Bd3 Kc6 Be2 Kc7 Bf3 Kc8 Kd6 Kd8 Nf6 Kc8
Be4 Kb8 = 2296}
12... Kc6 13. Bd3 {H7: 14  13.Bd3 Kc7 Be2 Kd8 Kd6 Ke8 Bc4 Kd8 Nf6 Kc8 Bd5 Kd8
= 2322}
13... Kc7 14. Bb5 {H7: 14  14.Bb5 Kd8 Nb6 Mat+14}
14... Kd8 15. Nb6 {H7: 14  15.Nb6 Kc7 Nd5+ Kb7 Kd6 Kc8 Ke7 Kb8 Mat+17}
15... Kc7 16. Nd5+ {H7: 12  16.Nd5+ Kc8 Ke5 Kb7 Kd6 Kc8 Mat+16}
16... Kd8 17. Kd6 {H7: 13  17.Kd6 Kc8 Ke7 Kb7 Kd7 Kb8 Ne3 Kb7 Nc4 Kb8 Mat+12}
17... Kc8 18. Ke7 {H7: 12  18.Ke7 Kb7 Kd7 Kb8 Ba6 Ka7 Bc8 Kb8 Nb4 Mat+8}
18... Kb8 19. Ba6 {H7: 10  19.Ba6 Ka7 Bc8 Ka8 Kd6 Kb8 Ne7 Ka7 Kc7 Ka8 Bb7+
Ka7 Nc8+ Mat+7}
19... Ka7 20. Bc8 {H7: 08  20.Bc8 Kb8 Kd7 Ka8 Kc7 Ka7 Nb4 Ka8 Bb7+ Ka7 Nc6+
Mat+6}
20... Kb8 21. Kd7 {H7: 06  21.Kd7 Ka8 Kc7 Ka7 Nb4 Ka8 Bb7+ Ka7 Nc6+ Mat+5}
21... Ka8 22. Kc7 {H7: 04  22.Kc7 Ka7 Nb4 Ka8 Bb7+ Ka7 Nc6+ Mat+4}
22... Ka7 23. Ne7 {H7: 02  23.Ne7 Ka8 Bb7+ Ka7 Nc8+ Mat+3}
23... Ka8 24. Bb7+ {H7: 01  24.Bb7+ Ka7 Nc8+ Mat+2}
24... Ka7 25. Nc6+ {H7: 01  25.Nc6+ Mat+1}
 1-0




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