Author: Dan Ellwein
Date: 12:37:18 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. >> >>Best regards >>Andreas Stabel hi Andreas on a Celeron 1.7 GHz CMOffSet(Mod) gives this output: I had to increase the Attack setting to -40 in order for CMOffSet to look at Rxf2... Time Depth Score Positions Moves 0:00 1/3 -2.72 1250 1...Bg4 2.Bxg4 Qxg4 3.Rhg1 0:00 1/4 -2.51 3382 1...Bg4 2.Bxg4 Qxg4 3.Qa5 Rb7 4.Rhg1 0:00 1/4 -2.52 3876 1...Bxh2 2.Qa5 a6 3.Kb1 0:00 1/4 -2.62 14846 1...Bb4 2.c3 Bd6 3.Kb1 Bxh2 0:00 1/5 -2.61 18284 1...Bb4 2.c3 Bd6 3.Kb1 Bxh2 4.c4 dxc4 5.Bxc4+ Kh8 0:00 1/6 -2.66 53599 1...Bb4 2.c3 Bd6 3.Bf1 Qh5 4.Be2 Bg4 0:01 1/7 -2.53 98874 1...Bb4 2.c3 Bd6 3.Rdg1 Bd7 4.Bf1 Qf3 5.h4 0:01 1/7 -2.60 171150 1...Bg4 2.Bxg4 Qxg4 3.Qc3 Rb6 4.h3 Qh5 5.Kb1 0:03 1/8 -2.51 343861 1...Bg4 2.Bxg4 Qxg4 3.Qc3 Qe6 4.Qa5 c5 5.dxc5 Be5 0:04 1/8 -2.54 471971 1...Bb4 2.c3 Bd6 3.Rdg1 Bd7 4.Bf1 Qf3 5.h4 Be7 0:10 1/9 -2.33 1126614 1...Bb4 2.c3 Bd6 3.Rdg1 Bd7 4.Bf1 Qh4 5.h3 Bf4 6.Kb1 0:13 1/9 -2.69 1492556 1...Bg4 2.Bxg4 Qxg4 3.h3 Qf3 4.Rdg1 Bb4 5.c3 Bd6 6.Kb1 0:23 1/10 -2.60 2878767 1...Bg4 2.Bxg4 Qxg4 3.h3 Qf3 4.Rdg1 Rb6 5.Kb1 Ba3 6.b3 Bd6 7.Qc3 0:59 1/11 -2.62 7850778 1...Bg4 2.Bxg4 Qxg4 3.h4 Bb4 4.c3 Be7 5.Rdg1 Qh5 6.Bh6 Rf7 7.Bg5 Bxg5 8.Rxg5 2:00 1/12 -2.57 16744745 1...Bg4 2.Bxg4 Qxg4 3.h4 Rf3 4.Kb1 Rh3 5.Rhg1 Qxh4 6.Qa5 Qh5 7.Qxa7 Rf8 2:41 1/12 -2.63 23397642 1...Rxf2 2.Bxf2 Qa3 3.c3 Qxa2 4.b4 Qa1+ 5.Kc2 Qa4+ 6.Kc1 Bxb4 7.cxb4 Rxb4 8.Qg5 Qa3+ 9.Kd2 Rb2+ 10.Ke1 Qb4+ 11.Rd2 h6 12.Qf4 Rb1+ 13.Bd1 Rxd1+ 14.Kxd1 Qb1+ 15.Ke2 Qxh1 7:49 1/13 -2.52 68825618 1...Rxf2 2.Bxf2 Qa3 3.c3 Qxa2 4.b4 Qa1+ 5.Kc2 Qa4+ 6.Kc1 Bf5 7.Qe3 a5 8.Kd2 axb4 9.Ra1 Qb3 10.Rhc1 Qb2+ 11.Ke1 bxc3 12.Qxc3 Qxc3+ 13.Rxc3 Bxh2 14.Rxc6 9:37 1/13 -2.66 83940843 1...Bg4 2.Bxg4 Qxg4 3.h3 Qf3 4.Rdg1 Bb4 5.c3 Bd6 6.Kb1 Bf4 7.h4 Bxe3 8.fxe3 Qf2 19:10 2/14 -2.61 166392958 1...Bg4 2.Bxg4 Qxg4 3.h4 Qc8 4.Kb1 Qb7 5.b3 a5 6.Rdg1 a4 7.Bh6 Rf7 8.Bxg7 Rxg7 9.Rxg7+ Kxg7 10.Qg5+ Kf7 11.Qf5+ Ke8 12.Qxh7 axb3 13.cxb3 23:47 2/14 -2.70 211829823 1...Rxf2 2.Bxf2 Qa3 3.c3 Qxa2 4.b4 Qa1+ 5.Kc2 Qa4+ 6.Kc1 Bf5 7.Qe3 a5 8.Kd2 axb4 9.Ra1 Qb3 10.Rhc1 bxc3+ 11.Ke1 c2 12.Qd2 1:05:28 3/15 -2.92 612602056 1...Rxf2 2.Bxf2 Qa3 3.c3 Qxa2 4.b4 Qa1+ 5.Kc2 Qa4+ 6.Kc1 Bf5 7.Qe3 Bxb4 8.Kd2 Ba5 9.Rc1 Rb2+ 10.Ke1 Rc2 11.Rxc2 Qxc2 12.Kf1 Bxc3 13.Rg1 here are the settings for CMOffSet(Mod): Personality CMOffSet(Mod) Opening Book NoBook Base Rating Unknown Style Attacker/Defender –25 (Mod –40) Strength of Play 100 Material/Positional 0 Randomness 0 Max Search Depth 99 Selective Search 12 Contempt for Draw 0.0 Transposition Table 4 MB (Mod 64 MB) Pondering On Use Endgame Database On Positional Own Control of Center 75 Opposing Control of Center 75 Own Mobility 95 Opposing Mobility 95 Own King Safety 95 Opposing King Safety 95 Own Passed Pawns 105 Opposing Passed Pawns 105 Own Pawn Weakness 85 Opposing Pawn Weakness 85 Material Own Queen 7.1 Opposing Queen 7.0 Own Rook 4.1 Opposing Rook 4.0 Own Bishop 2.2 Opposing Bishop 2.1 Own Knight 2.1 Opposing Knight 2.0 Own Pawn 1.0 Opposing Pawn 1.0 - Dan
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