Author: Robert Hyatt
Date: 19:16:49 09/08/04
Go up one level in this thread
On September 08, 2004 at 13:56:00, Gerd Isenberg wrote:
>On September 07, 2004 at 17:45:04, Nolan Denson wrote:
>
>>This position came about in a trny on ICC
>>
>>Perpetual
>>
>>[D]3r3k/p4p2/5p1p/7B/P4Q2/1r1q3P/2Rp1PP1/5RK1 b - - 0 1
>
>Thanks for the position, Nolan.
>
>For me it seems not that simple as Bob suggest.
>May be i have a bug in IsiChess somewhere.
>Qf1 was easy, but failing low to draw score took some minutes ;-(
Here is what I get on the 4-way opteron:
12 11.95 -2.24 1. ... Qxf1+ 2. Kh2 Qa1 3. Bxf7 Qe5
4. Qxe5 fxe5 5. Rxd2 Rxh3+ 6. Kxh3
Rxd2 7. Kg3 Kg7 8. Be6 Kg6
12-> 16.90 -2.24 1. ... Qxf1+ 2. Kh2 Qa1 3. Bxf7 Qe5
4. Qxe5 fxe5 5. Rxd2 Rxh3+ 6. Kxh3
Rxd2 7. Kg3 Kg7 8. Be6 Kg6
13 39.13 +1 1. ... Qxf1+
13 1:34 -0.01 1. ... Qxf1+ 2. Kh2 Qa1 3. Qxh6+ Kg8
4. Bxf7+ Kxf7 5. Qh5+ Kg8 6. Qg6+ Kf8
7. Qh6+ Ke7 8. Qg7+ Ke6 9. Qg4+ Ke7
10. Qg7+ <HT>
>Even in this position finding Bxf7 with draw score took one minute.
>
>[D] 3r2k1/p4p2/5p1Q/7B/P7/1r5P/2Rp1PPK/q7 w - - ; bm Bxf7
>
>Gerd
Same program same machine:
9-> 0.94 -3.30 1. Rc4 Qe5+ 2. g3 Qxh5 3. Qxh5 d1=Q
4. Rg4+ Kf8 5. Qh8+ Ke7 6. Re4+ Kd7
7. Qxf6 Qd5 (s=2)
10 1.57 +1 1. Rc4!!
10 2.34 -2.50 1. Rc4 Qe5+ 2. g3 Qxh5 3. Qxh5 d1=Q
4. Rg4+ Kf8 5. Qh8+ Ke7 6. Re4+ Kd7
7. Qxf6 Kc8 8. Qxf7
10 4.54 +1 1. Bxf7+!!
10 5.15 +3 1. Bxf7+!!
10 6.64 0.01 1. Bxf7+ Kxf7 2. Qh5+ Kg8 3. Qg6+ Kf8
4. Qh6+ Ke7 5. Qg7+ Ke6 6. Qg4+ Ke7
7. Qg7+ <HT>
10-> 6.79 0.01 1. Bxf7+ Kxf7 2. Qh5+ Kg8 3. Qg6+ Kf8
4. Qh6+ Ke7 5. Qg7+ Ke6 6. Qg4+ Ke7
7. Qg7+ <HT> (s=2)
11 8.67 0.01 1. Bxf7+ Kxf7 2. Qh5+ Kg8 3. Qg6+ Kf8
4. Qh6+ Ke7 5. Qg7+ <HT>
11-> 9.23 0.01 1. Bxf7+ Kxf7 2. Qh5+ Kg8 3. Qg6+ Kf8
4. Qh6+ Ke7 5. Qg7+ <HT>
12 15.88 0.01 1. Bxf7+ Kxf7 2. Qh5+ Kg8 3. Qg6+ Kf8
4. Qh6+ Ke7 5. Qg7+ Ke6 6. Qg4+ <HT>
?
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