Author: Jeremiah Penery
Date: 16:27:23 10/09/03
Go up one level in this thread
On October 09, 2003 at 06:26:17, Andreas Stabel wrote:
>On October 09, 2003 at 06:24:57, Andreas Stabel wrote:
>
>>In this article:
>>http://www.chessbase.com/newsdetail.asp?newsid=1187
>
>Sorry - it should be:
>[D]1rb2rk1/p1p3pp/2pb4/3p4/3Pp3/4B2q/PPPQBP1P/2KR3R b - - 0 17
>>were are all challenged to find the answer to if 17... Rxf2 is the
>>best move or not.
>>
>>This should be the perfect opportunity for us all to use our pooled
>>knowlegde, computer power and programs to solve this one.
I haven't really looked at it yet, but just started my computer on it in the
morning before I left to work. This is what it shows now:
12 2:50 -1.03 1. ... Bb4 2. c3 Bd6 3. Rdg1 Bf5 4.
Rg5 Rf7 5. Bh5 Rd7 6. Be2 Rf8 7. Bf4
12 5:40 -1.08 1. ... Rb4 2. a3 Rb7 3. Qa5 Be6 4.
Qa4 Ra8 5. Bf1 Qf3 6. Ba6 Rb6 7. Qa5
12 8:45 -1.30 1. ... Rb6 2. Bf1 Qh4 3. c4 Bb4 4.
Qc2 Bg4 5. Be2 Bd6 6. Bxg4 Qxg4 7.
h3
12 17:50 ++ 1. ... Rxf2!!
12-> 18:43 -1.47 1. ... Rxf2
13 21:18 ++ 1. ... Rxf2!!
13 22:35 -1.89 1. ... Rxf2 2. Bxf2 Qa3 3. c3 Qxa2
4. b4 Qa1+ 5. Kc2 Qa4+ 6. Kc1 Rxb4
7. Qe3 Qa3+ 8. Kd2 Rb2+ 9. Ke1 Rc2
10. c4 dxc4 11. Qxe4
13-> 23:32 -1.89 1. ... Rxf2 2. Bxf2 Qa3 3. c3 Qxa2
4. b4 Qa1+ 5. Kc2 Qa4+ 6. Kc1 Rxb4
7. Qe3 Qa3+ 8. Kd2 Rb2+ 9. Ke1 Rc2
10. c4 dxc4 11. Qxe4
14 29:21 -2.08 1. ... Rxf2 2. Bxf2 Qa3 3. c3 Qxa2
4. b4 Qa1+ 5. Kc2 Qa4+ 6. Kc1 Rxb4
7. Qe3 Qa3+ 8. Kd2 Rb2+ 9. Ke1 Rc2
10. Bg3 Rxc3 11. Bxd6 cxd6
14-> 32:41 -2.08 1. ... Rxf2 2. Bxf2 Qa3 3. c3 Qxa2
4. b4 Qa1+ 5. Kc2 Qa4+ 6. Kc1 Rxb4
7. Qe3 Qa3+ 8. Kd2 Rb2+ 9. Ke1 Rc2
10. Bg3 Rxc3 11. Bxd6 cxd6
15 84:29 ++ 1. ... Rxf2!!
15 289:22 -3.25 1. ... Rxf2 2. Bxf2 Qa3 3. c3 Qxa2
4. b4 Qa1+ 5. Kc2 Qa4+ 6. Kc1 Rxb4
7. Qe3 Rb2 8. Kxb2 Ba3+ 9. Ka2 Bc1+
10. Kb1 Bxe3 11. Bxe3 Qb3+ 12. Kc1
Qxc3+
15-> 292:12 -3.25 1. ... Rxf2 2. Bxf2 Qa3 3. c3 Qxa2
4. b4 Qa1+ 5. Kc2 Qa4+ 6. Kc1 Rxb4
7. Qe3 Rb2 8. Kxb2 Ba3+ 9. Ka2 Bc1+
10. Kb1 Bxe3 11. Bxe3 Qb3+ 12. Kc1
Qxc3+
16 636:24 -3.15 1. ... Rxf2 2. Bxf2 Qa3 3. c3 Qxa2
4. b4 Qa1+ 5. Kc2 Qa4+ 6. Kc1 Rxb4
7. cxb4 Bxb4 8. Qb2 Ba3 9. Be3 Ba6
10. Bg4 Qc4+ 11. Kb1 Bxb2 12. Kxb2
16 712:00 14/51? 1. ... Kh8
Elapsed Time: 712:12, CPU Time: 673:42, CPU Use: 94%
Nodes: 12810388756, Evaluations: 628101471, FH%: 93%, NPS: 299k
EXTENSIONS->
Threat: 7207997, Check: 1050951850, One Move: 65055103
Passed Pawn: 15073767, Recapture: 23593427
PRUNING-> Futility: 3805147375, Razors: 223161990
TABLEBASES-> Probes: 0, Successful: 0
HASHING->
Raw Hits: 9% (224113894/-1974073590)
Good Hits: 9% (223203306/-1974073590)
Pawn Hits: 98% (1113495247/1133869683)
Filled: 99%
EXACT Hits: 0% (1089)
LOWER Hits: 7% (178480459)
UPPER Hits: 1% (42564661)
Modified Crafty, AthlonXP 1.6GHz
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.