Author: Miguel A. Ballicora
Date: 20:04:29 02/17/02
Go up one level in this thread
On February 17, 2002 at 18:11:21, Kurt Utzinger wrote: >I suppose that 1.Rd5 is a mistake of writing ... it should correctly read >1.Nd5!! as per the following computer analysis: It is not a mistake of writing, it is a bug in the test. IIRC after Rd5 Qc7 was not taken into account, otherwise, Rd5 would be great. This position has been discussed previously as part of the ECM test and the ECM-GCP subset. Miguel > >New position >[D] rnb2rk1/pp2bppp/2p5/q7/4NN2/4B1QP/PPP3P1/2KR3R w - - 0 1 > >Analysis by Shredder 6 on Ath 1.4/256 with 32 MB hash: > >1.Ne6 fxe6 > -+ (-2.52) Depth: 1/2 00:00:00 >1.Ne6 fxe6 > -+ (-4.33) Depth: 1/2 00:00:00 >1.Ne6 Bxe6 > -+ (-4.96) Depth: 1/2 00:00:00 >1.Bd4 Qxa2 > -+ (-4.03) Depth: 1/2 00:00:00 >1.Bd4 Qxa2 > -+ (-3.35) Depth: 1/2 00:00:00 >1.Bd4 Qxa2 2.Qxg7# > ³ (-0.28) Depth: 1/2 00:00:00 >1.Bd4 f6 > ³ (-0.64) Depth: 2/4 00:00:00 >1.Bd4 f6 > ³ (-0.64) Depth: 2/4 00:00:00 >1.Bd4 h6 2.Bxg7 > ³ (-0.38) Depth: 3/6 00:00:00 >1.Bd4 f6 2.Qb3+ Rf7 > ³ (-0.37) Depth: 3/6 00:00:00 >1.Bd4 Qxa2 2.Bxg7 > = (-0.12) Depth: 4/8 00:00:00 >1.Bd4 f6 2.Qb3+ Kh8 3.Bc3 > = (-0.03) Depth: 4/8 00:00:00 >1.Bd4 f6 2.Qb3+ Kh8 3.Bc3 Qf5 > = (-0.22) Depth: 5/10 00:00:00 >1.Bd4 f6 2.Qb3+ Kh8 3.Rhe1 Rd8 4.Qf7 > = (-0.13) Depth: 6/12 00:00:00 >1.Bd4 f6 2.Qb3+ Kh8 3.Rhf1 Rd8 4.Qf7 Qb4 5.Nxf6 Rxd4 6.Rxd4 Qxd4 7.Nxh7 > = (-0.21) Depth: 7/14 00:00:00 95kN >1.Nd5 Bh4 2.Qxh4 Qxa2 3.Nef6+ gxf6 > = (-0.20) Depth: 7/14 00:00:00 135kN >1.Nd5 Bh4 2.Nef6+ Kh8 3.Qxh4 gxf6 4.Nxf6 > = (0.15) Depth: 7/14 00:00:00 162kN >1.Nd5 Bh4 2.Nef6+ Bxf6 3.Nxf6+ Kh8 4.Qd6 Rg8 5.Nxg8 Kxg8 > +- (2.45) Depth: 7/14 00:00:00 254kN >1.Nd5 Bh4 2.Nef6+ Bxf6 3.Nxf6+ Kh8 4.Qd6 Nd7 5.Nxh7 Re8 > +- (2.20) Depth: 8/16 00:00:01 349kN >1.Nd5 Bh4 2.Nef6+ Bxf6 3.Nxf6+ Kh8 4.Qd6 Nd7 5.Nxd7 Rd8 > +- (1.91) Depth: 8/16 00:00:01 482kN >1.Nd5 Bh4 2.Nef6+ Bxf6 3.Nxf6+ Kh8 4.Qd6 Nd7 5.Nxd7 Re8 6.Bd4 Qxa2 7.Qh6 > +- (1.83) Depth: 9/18 00:00:03 896kN >1.Nd5 Bh4 2.Nef6+ Bxf6 3.Nxf6+ Kh8 4.Bd4 Qxa2 5.Nh5 Qa1+ 6.Kd2 Qa5+ 7.c3 Qf5 > +- (2.08) Depth: 10/20 00:00:07 2113kN >1.Nd5 Bh4 2.Nef6+ Bxf6 3.Nxf6+ Kh8 4.Bd4 Qxa2 5.Nh5 Qa1+ 6.Kd2 Qa5+ 7.c3 Bxh3 >8.Bxg7+ Kg8 > +- (2.58) Depth: 10/20 00:00:09 2890kN >1.Nd5 cxd5 2.Bh6 Bg4 3.Qxg4 g6 4.Bxf8 f5 5.Qf4 Bxf8 6.Nc3 Nc6 7.Rxd5 > +- (2.75) Depth: 10/20 00:00:15 4658kN >1.Nd5 cxd5 2.Bh6 Bg4 3.Qxg4 g6 4.Bxf8 Bxf8 5.Nf6+ Kg7 6.Qh4 h6 7.Rhe1 > +- (3.00) Depth: 11/22 00:00:25 7842kN >1.Nd5 cxd5 2.Bh6 Bg4 3.Qxg4 g6 4.Bxf8 f5 5.Qf4 Kxf8 6.Nc3 Kg8 7.Rhe1 > +- (3.22) Depth: 11/22 00:00:30 9382kN >1.Nd5 cxd5 2.Bh6 Bg4 3.Qxg4 g6 4.Bxf8 f5 5.Qf4 Kxf8 6.Nc3 Nc6 7.Rxd5 Qb4 > +- (3.06) Depth: 12/24 00:02:03 38214kN >1.Nd5 cxd5 2.Bh6 Bg4 3.Qxg4 g6 4.Bxf8 f5 5.Qf4 Kxf8 6.Nc3 Nc6 7.Rxd5 Qb4 > +- (3.12) Depth: 13/26 00:04:53 92648kN > >(Utzinger, Wetzikon 18.02.2002) > >------------------------------------------------------------------------------------------- > >rnb2rk1/pp2bppp/2p5/q7/4NN2/4B1QP/PPP3P1/2KR3R w - - 0 1 > >Analysis by Gambit Tiger 2.0: > >1.Bd4 g6 2.Bf6 Bb4 3.c3 Qf5 4.cxb4 Qxe4 > ² (0.42) Depth: 8 00:00:00 148kN >1.Nd5 > ± (1.32) Depth: 8 00:00:00 209kN >1.Nd5 > ± (1.32) Depth: 9 00:00:00 256kN >1.Nd5 > +- (2.22) Depth: 9 00:00:00 286kN >1.Nd5 cxd5 2.Bh6 g6 3.Qe5 Bg5+ 4.Qxg5 Nd7 5.Bxf8 Kxf8 6.Kb1 > +- (2.50) Depth: 9 00:00:00 324kN >1.Nd5 cxd5 2.Bh6 Bg4 3.Qxg4 g6 4.Bxf8 f5 5.Qf4 Kxf8 > +- (2.58) Depth: 10 00:00:02 830kN >1.Nd5 Bh4 2.Nef6+ Bxf6 3.Nxf6+ Kh8 4.Qd6 Nd7 5.Nxd7 Re8 6.Rhe1 Qxa2 7.Qa3 Qxa3 >8.bxa3 > +- (2.50) Depth: 11 00:00:04 1717kN >1.Nd5 cxd5 2.Bh6 Bg4 3.Qxg4 g6 4.Bxf8 f5 5.Qf4 Kxf8 6.Qh6+ Kg8 7.Nc3 > +- (2.56) Depth: 12 00:00:10 4138kN >1.Nd5 cxd5 2.Bh6 Bg4 3.Qxg4 g6 4.Bxf8 f5 5.Qf4 Kxf8 6.Qh6+ Kg8 7.Nc3 > +- (2.56) Depth: 13 00:00:29 11673kN > >(Utzinger, Wetzikon 18.02.2002)
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