Author: Sune Larsson
Date: 10:22:08 03/02/01
Go up one level in this thread
On March 02, 2001 at 13:04:02, Dieter Buerssner wrote:
>On March 02, 2001 at 08:37:53, Sune Larsson wrote:
>
>> 8/1p5k/4pP2/6B1/8/1P6/8/1n4K1 w - - 0 1
>>
>> Dawson 1925
>>
>> Seemingly about equal but your evals should soon show a big + for white.
>> In fact white is winning this position by showing the limitations
>> of a poor placed knight.
>>
>> Test: White moves and wins. The sooner your program sees it - the better.
>> It might happen in a tournament game!
>
>Yace:
>
> 859525 4.237 -0.40 13-- 1.Kf2 Kg6 2.Ke3 Nc3 3.Kd4 Nd5 4.b4 Nxb4 5.Bf4
> 1188635 5.642 -0.73 13t 1.Kf2 Kg6 2.Ke3 Nc3 3.Kd4 Nd5 4.Bh4 Kf7 5.Ke5
> Ne3 6.Bg5 Ng4+ 7.Kd6 Nxf6 {-70}
> 1603758 7.249 -0.73 13. 1.Kf2 Kg6 2.Ke3 Nc3 3.Kd4 Nd5 4.Bh4 Kf7 5.Ke5
> Ne3 6.Bg5 Ng4+ 7.Kd6 Nxf6 {-70}
> 2210604 9.834 -0.72 14t 1.Kf2 Kg6 2.Ke3 Nc3 3.Bh4 Nd5+ 4.Kd4 Kf7 5.Ke5
> Ne3 6.Bg5 Ng4+ 7.Kd6 Nxf6 8.Be3 {HT} {-70}
> 2792386 12.246 -0.72 14. 1.Kf2 Kg6 2.Ke3 Nc3 3.Bh4 Nd5+ 4.Kd4 Kf7 5.Ke5
> Ne3 6.Bg5 Ng4+ 7.Kd6 Nxf6 8.Be3 {-70}
> 3938955 17.093 -0.76 15t 1.Kf2 Kg6 2.Ke3 Nc3 3.Bh4 Nd5+ 4.Kd4 Kf7 5.Ke5
> Ne3 6.Bg5 Ng4+ 7.Kd6 Nxf6 8.Ke5 Nd5 {-70}
> 5028501 21.384 -0.75 15t+ 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 b5 4.Kf2 Kg6 5.Ke3
> Kf5H {HT}
> 5137781 21.801 -0.70 15t 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 Kf6 4.Kf2 Ke5 5.Ke3
> Kd5 6.Kd3 Kc6 7.Be7 b5 8.Kd4 {-70}
> 5702375 24.188 -0.70 15. 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 Kf6 4.Kf2 Ke5 5.Ke3
> Kd5 6.Kd3 Kc6 7.Be7 b5 8.Kd4 {-70}
> 6157589 25.869 -0.30 16++ 1.f7 Nd2
> 36008329 2:08.2 0.00 16t 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 Ke8 4.Kf2 Kd7 5.Ke3
> Kc6 6.Kd3 Kb5 7.Be7 Kc6 8.Bb4 {-70}
> 39194512 2:21.9 0.00 16. 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 Ke8 4.Kf2 Kd7 5.Ke3
> Kc6 6.Kd3 Kb5 7.Be7 Kc6 8.Bb4 {-70}
> 39893341 2:24.7 0.40 17++ 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 Ke8 4.Kf2 e5 5.Ke3 e4
> 6.Kxe4 Kd7 7.Ke5 b5 8.Be1 b4
> 40000628 2:25.1 0.40 17t 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 Ke8 4.Kf2 e5 5.Ke3 e4
> 6.Kxe4 Kd7 7.Ke5 b5 8.Be1 Ke7 9.Bf2 {10}
> 44576394 2:44.9 0.40 17. 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 Ke8 4.Kf2 e5 5.Ke3 e4
> 6.Kxe4 Kd7 7.Ke5 b5 8.Be1 Ke7 9.Bf2 {10}
> 45769556 2:49.6 0.80 18++ 1.f7 Kg7 2.Be7 Na3
> 47138072 2:54.4 1.74 18t 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 e5 4.Kf2 b5 5.Ke3 Ke6
> 6.Kd3 Kd5 7.Kc2 e4 8.Kxb1 e3 9.Kc1 e2 10.Kd2
> {270}
> 55020441 3:27.3 1.74 18. 1.f7 Kg7 2.Be7 Kxf7 3.Bb4 e5 4.Kf2 b5 5.Ke3 Ke6
> 6.Kd3 Kd5 7.Kc2 e4 8.Kxb1 e3 9.Kc1 e2 10.Kd2
> {270}
>Dieter
Correct. The point is giving up a pawn to snare the horse.
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