Author: John Merlino
Date: 16:16:36 10/24/03
Go up one level in this thread
On October 24, 2003 at 18:18:23, Drexel,Michael wrote: >On October 24, 2003 at 17:43:12, Darren Rushton wrote: > >>On October 24, 2003 at 16:59:45, John Merlino wrote: >> >>>On October 24, 2003 at 15:54:27, Darren Rushton wrote: >>> >>>cut< >>>> >>>>12.Qxf6!! >>>> >>>>You know the rest >>>> >>>>Daz >>> >>>How does White win after 12...Ne2+!! 13.Nxe2 gxf6....? >>> >>>jm >> >>Like this, Black actually played 13...exf6 and the game continued thus:14.Nc3 >>Re8 15.Nd5 Re6 16.Bd4 Kg7 17.Rad1 d6 18.Rd3 Bd7 19.Rf3 Bb5 20.Bc3 Qd8 21.Nxf6 >>Be2 22.Nxh7+ Kg8 23.Rh3 Re5 24.f4 Bxf1 25.Kxf1 Rc8 26.Bd4 b5 27.Ng5 Rc7 28.Bxf7+ >>Rxf7 29.Rh8+ Kxh8 30.Nxf7+ Kh7 31.Nxd8 Rxe4 32.Nc6 Rxf4+ 33.Ke2 and Black >>resigned > >John has a valid point here. >...exf6 was clearly a mistake. >...Ne2+ is of course better because white will lose time. > >Michael Just to be clear, this is the position we are talking about after 12.Qxf6 Ne2+ 13.Nxe2 gxf6: [D]r1b2rk1/pp1p1p1p/5pp1/q7/4P3/1B2B3/PPP1NPPP/R4RK1 w - - 0 14 This is what Chessmaster 9000 on a P4-2.4 says about the position: Time Depth Score Positions Moves 0:00 1/3 -0.71 1301 14.Rad1 Qe5 15.Nc3 b5 0:00 1/4 -0.67 2639 14.Rad1 Qe5 15.Nc3 d6 0:00 1/5 -0.80 10210 14.Rad1 Qe5 15.Nc3 d6 16.f4 0:00 1/6 -0.49 34217 14.Rad1 Re8 15.Nc3 b5 16.Bd4 Qa6 17.Nd5 0:00 1/7 -0.77 128640 14.Rad1 d6 15.Rxd6 Be6 16.Rfd1 Bxb3 17.axb3 Rae8 0:00 1/7 -0.74 176551 14.Nc3 d6 15.Nd5 Be6 16.Nxf6+ Kh8 17.Nd5 Bxd5 18.Bxd5 0:01 1/8 -0.83 242870 14.Nc3 d6 15.Bd4 Be6 16.Bxf6 Bxb3 17.axb3 Qh5 18.Rfd1 0:01 1/8 -0.60 330250 14.Rad1 d6 15.Nf4 f5 16.exf5 Bxf5 17.Rxd6 Qe5 0:03 1/9 -0.58 865164 14.Rad1 d6 15.Nf4 f5 16.f3 Qe5 17.Nd5 Bd7 18.exf5 Bxf5 0:06 1/10 -0.48 1677515 14.Rad1 d6 15.Nf4 f5 16.Bd4 fxe4 17.Nd5 Rd8 18.Nf6+ Kf8 19.Nxh7+ Ke7 20.Bf6+ Ke8 21.Bxd8 Qxd8 0:11 1/10 -0.38 2920322 14.Nc3 Re8 15.Bd4 Kg7 16.Rfe1 d6 17.Nd5 Re6 18.Rad1 Bd7 19.Bc3 0:23 2/11 -0.47 6035244 14.Nc3 Re8 15.Rad1 d6 16.Rxd6 Be6 17.Nd5 Red8 18.Nxf6+ Kg7 19.Bd2 Qxd2 20.Rxd2 Rxd2 21.Bxe6 fxe6 0:47 3/12 -0.40 13420642 14.Nc3 Kg7 15.Nd5 Re8 16.Bd4 Re6 17.Rad1 d6 18.Bc3 Qc5 19.Rfe1 Bd7 20.Nf4 2:40 4/13 -0.38 44866401 14.Nc3 Kg7 15.Nd5 Re8 16.Bd4 Re6 17.Rad1 d6 18.Nc3 Qa6 19.Bxe6 Bxe6 20.b3 Rc8 So, Qxf6 does not appear to LOSE, but it doesn't look like a forced win either. jm
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