Author: pete
Date: 01:35:33 08/25/00
Go up one level in this thread
On August 25, 2000 at 03:41:10, Bernhard Bauer wrote:
>On August 24, 2000 at 08:46:11, Uri Blass wrote:
>
>>[D]r3rb1k/6p1/p2p3p/1ppb4/PB6/5NRP/1q3PP1/1B1QR1K1 b - - 0 1
>>
>>How much time do programs need to find Bc4?
>>This was the practically saving move of shredder against nimzo.
>>
>>I think the move is losing but it gave shredder practical chances for a draw and
>>nimzo was not good enough to win(the typical computer move Qxb4 gives white an
>>easy way to win).
>>
>>Uri
>
>Crafty17.12 on a 2xP3-450 and 48mb hash gave the following output:
>
> 12-> 2:24 0.18 1. ... Qxb4 2. Qxd5 Rxe1+ 3. Nxe1 Qxe1+
> 4. Kh2 Qe8 5. Qd3 g6 6. Rxg6 Qe5+ 7.
> g3 Ra7 8. axb5 Rf7 9. Kg2 axb5 10.
> Qxb5
> 13 2:46 -- 1. ... Qxb4
> 13 4:35 -0.26 1. ... Qxb4 2. Qxd5 Rxe1+ 3. Nxe1 Qxe1+
> 4. Kh2 Qe8 5. Re3 Qb8 6. Qf5 d5+ 7.
> Rg3 Kg8 8. Qxd5+ Kh8 9. Qf5 Kg8 10.
> Qh7+ Kf7 11. Qg6+ Ke7 12. Qe4+ Kd6
> 13. axb5 axb5 14. Bd3
> (2) 13-> 10:39 -0.26 1. ... Qxb4 2. Qxd5 Rxe1+ 3. Nxe1 Qxe1+
> 4. Kh2 Qe8 5. Re3 Qb8 6. Qf5 d5+ 7.
> Rg3 Kg8 8. Qxd5+ Kh8 9. Qf5 Kg8 10.
> Qh7+ Kf7 11. Qg6+ Ke7 12. Qe4+ Kd6
> 13. axb5 axb5 14. Bd3
> 14 11:22 -- 1. ... Qxb4
> 14 19:45 -1.85 1. ... Qxb4 2. Qxd5 Rxe1+ 3. Nxe1 Qxe1+
> 4. Kh2 Qe8 5. Re3 Qb8 6. Qf5 d5+ 7.
> Kg1 g6 8. Qxg6 Qa7 9. Rg3 Qg7 10. Qe6
> Qxg3 11. fxg3 d4
> 14 99:11 -1.51 1. ... Bc4 2. Ba5 b4 3. Be4 Rxe4 4.
> Rxe4 Bb3 5. Qe1 Bxa4 6. Nh4 d5 7. Ng6+
> Kg8 8. Ne7+ Bxe7 9. Rxe7 b3
> 14 184:42 -1.36 1. ... Ba2 2. Bxa2 Qxa2 3. Bd2 Qxa4
> 4. Qxa4 bxa4 5. Rg4 Rxe1+ 6. Bxe1 a3
> 7. Ra4 Kg8 8. Rxa3 Kf7 9. Ba5 Re8 10.
> Rb3
> (4) 14-> 187:24 -1.36 1. ... Ba2 2. Bxa2 Qxa2 3. Bd2 Qxa4
> 4. Qxa4 bxa4 5. Rg4 Rxe1+ 6. Bxe1 a3
> 7. Ra4 Kg8 8. Rxa3 Kf7 9. Ba5 Re8 10.
> Rb3
> (3) 15 243:37 -1.46 1. ... Ba2 2. Bg6 Bb3 3. Rxe8 Rxe8
> 4. Qd2 Qxd2 5. Bxd2 Rb8 6. axb5 axb5
> 7. Ne5 Be6 8. Nc6 Rc8 9. Na7 Rb8 10.
> Nc6
> (2) 15-> 355:46 -1.46 1. ... Ba2 2. Bg6 Bb3 3. Rxe8 Rxe8
> 4. Qd2 Qxd2 5. Bxd2 Rb8 6. axb5 axb5
> 7. Ne5 Be6 8. Nc6 Rc8 9. Na7 Rb8 10.
> Nc6
> 16 413:11 -1.41 1. ... Ba2 2. Bg6 Bb3 3. Rxe8 Rxe8
> 4. Qd2 Qxd2 5. Bxd2 Ra8 6. Be4 Ra7
> 7. axb5 axb5 8. Ne5 Be6 9. Ng6+ Kg8
> 10. Rf3 Ra1+ 11. Kh2 Bf7
> (2) 16-> 568:39 -1.41 1. ... Ba2 2. Bg6 Bb3 3. Rxe8 Rxe8
> 4. Qd2 Qxd2 5. Bxd2 Ra8 6. Be4 Ra7
> 7. axb5 axb5 8. Ne5 Be6 9. Ng6+ Kg8
> 10. Rf3 Ra1+ 11. Kh2 Bf7
>
>So it stayed with Qxb4 until it found Bc4 after 99 min. Later on it changed to
>Ba2.
>
>Kind regards
>Bernhard
Another ply :
(2) 17 880:50 -1.43 1. ... Ba2 2. Bg6 Bb3 3. Rxe8 Rxe8
4. Qd2 Qxd2 5. Bxd2 Rb8 6. axb5 axb5
7. Bf4 Ba2 8. Nd2 b4 9. h4 b3 10. Bf7
Rb4 11. Nc4
17 1168:30 3/48 1. ... Bc6
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