Author: Slobodan R. Stojanovic
Date: 11:31:51 05/05/03
Go up one level in this thread
On May 05, 2003 at 09:40:48, Enrique Irazoqui wrote: >This is a study that Grigoriev published in 1931 as "white to move and win". I >think it is a mate in 28, but I'm not sure. I find the first move and the >maneuvre beautiful. > >[d]8/1p3p2/1p2p3/7p/2P1P3/k6P/6P1/4K3 w - - 0 1 > >Grigoriev,N - Study >Mate in 28?, 1931 >[El País, 3-5-2003] > >1.e5 Kb4 2.h4 Kxc4 3.g4 Kd4 4.gxh5 Kxe5 5.h6 Kf6 6.h5 b5 7.Kd2 b4 8.Kc2 e5 9.Kb3 >e4 10.Kxb4 e3 11.Kc3 b5 12.Kd3 b4 13.Kxe3 b3 14.Kd3 Kg5 15.h7 b2 16.Kc2 b1Q+ >17.Kxb1 Kxh5 18.h8Q+ Kg5 19.Qg7+ Kf5 20.Qxf7+ Ke4 21.Qe6+ Kf3 22.Qf5+ Ke3 23.Kc2 >Kd4 24.Qe6 Kc5 25.Kc3 Kb5 26.Qd6 Ka5 27.Kc4 Ka4 28.Qb4# 1-0 > >Enrique Yace Paderborn UCI: D1 00:00 -0,62 g4 hg4: hg4: D1 00:00 -0,40 Re2 D2 00:00 -0,56 Re2 Rb4 D3 00:00 -0,44 Re2 Rb4 Rd3 D4 00:00 -0,65 Re2 Rb4 Rd3 Rc5 D5- 00:00 -1,21 Re2 Rb4 Rd3 b5 cb5: Rb5: D5 00:00 -1,21 Re2 Rb4 Rd3 b5 cb5: D6 00:00 -1,21 Re2 Rb4 Rd3 b5 cb5: Rb5: D7 00:00 -1,22 Re2 Rb4 Rd3 b5 cb5: Rb5: Rd4 b6 D8 00:00 -1,19 Re2 Rb4 Rd3 e5 h4 b5 cb5: Rb5: D9 00:00 -1,28 Re2 Rb4 Rd3 e5 g3 b5 cb5: b6 h4 Rb5: D9 00:00 -1,22 h4 Rb4 g4 hg4: h5 g3 h6 Rc4: h7 g2 Rf2 D10 00:00 -0,98 h4 f5 ef5: ef5: Re2 Rb4 Rf3 Rc4: Rf4 b5 Rf5: D11 00:00 -0,95 h4 f5 ef5: ef5: Re2 Rb4 Rd3 b5 cb5: b6 Rd4 Rb5: g3 D12 00:00 -1,06 h4 f5 ef5: ef5: Re2 Rb4 Rd3 Rc5 g3 b5 cb5: b6 Re3 D13 00:02 -1,04 h4 f5 ef5: ef5: Re2 Rb4 Rd3 Rc5 g3 b5 cb5: b6 Re3 Rb5: D14 00:03 -0,95 h4 f5 ef5: ef5: Re2 Rb4 Rd3 Rc5 g3 b5 cb5: b6 Re3 Rb5: Rd4 D15+ 00:04 -0,55 h4 f5 ef5: ef5: Re2 Rb4 Rd3 f4 Rd4 Rb3 Re5 Rb4 Rf4: Rc4: Rf5 Rb5 g3 D15 00:08 -0,54 h4 f5 ef5: ef5: Re2 Rb3 Rd3 f4 Rd4 Rb4 Rd5 Rc3 Re5 Rc4: g4 hg4: Rf4: g3 Rg3: D16 00:10 -0,51 h4 f5 ef5: ef5: Re2 Rb3 Rd3 f4 Rd4 Rb4 Rd5 Rc3 Re5 Rc4: Rf4: b5 Rg5 b4 Rh5: Rd4 g4 b3 Rg5 D16+ 00:14 -0,50 Re2 Rb3 h4 f5 Rd3 Rb2 ef5: ef5: Rd4 Rc2 Re5 Rd2 Rf5: Re2 D16 00:16 -0,47 Re2 Rb3 h4 Rc4: g4 Rd4 gh5: Re5 h6 Rf6 h5 e5 Rd2 b5 Rc3 b6 D16 00:22 -0,45 Rd2 Rb4 h4 f5 ef5: ef5: Rd3 b5 cb5: Rb5: Rd4 Rc6 Re5 b5 Rf5: b4 Rg5 b3 D17 00:33 -0,45 Rd2 Rb4 h4 f5 ef5: ef5: Rd3 b5 cb5: Rb5: Rd4 Rc6 Re5 b5 Rf5: b4 Rg5 b3 Rh5: D18- 00:36 -0,85 Rd2 Rb4 h4 f5 ef5: ef5: Rc2 b5 cb5: Rb5: g4 hg4: h5 Rc5 h6 g3 h7 g2 h8D g1D Dh2 D18 00:48 -1,26 Rd2 Rb4 h4 f5 ef5: ef5: Rd3 b5 cb5: Rb5: Rd4 Rc6 Re5 b5 Rf5: D19 01:07 -1,18 Rd2 Rb4 h4 f5 ef5: ef5: Rd3 b5 cb5: Rb5: Rd4 Ra4 Re5 b5 Rf5: D20- 01:15 -1,58 Rd2 Rb4 h4 f5 ef5: ef5: Rd3 b5 cb5: Rb5: Rd4 Rb4 g3 b5 Rd5 Rb3 Re5 b4 Rf6 f4 Re5 Rc4 gf4: D20 01:45 -2,24 Rd2 Rb4 h4 f5 ef5: ef5: Rd3 b5 cb5: Rb5: g3 Rb4 Rd4 b5 Rd3 Ra3 Rc3 D20 02:24 -1,18 e5 Rb4 h4 Rc4: g4 Rd4 gh5: Re5: h6 Rf6 h5 b5 Rd2 b4 Rc2 e5 Rb3 e4 Rb4: e3 h7 D21- 02:26 -1,58 e5 Rb4 h4 Rc4: g4 Rd4 gh5: Re5: h6 Rf6 h5 b5 Rf2 b4 Rg3 b3 Rg2 b2 h7 Rg7 h8T b1D Tc8 D21 02:58 -1,80 e5 Rb4 h4 Rc4: g4 Rd4 gh5: Re5: h6 Rf6 h5 b5 Re2 b4 Rd3 b5 Rd2 b3 D22 04:08 -1,52 e5 Rb4 h4 Rc4: g4 Rd4 gh5: Re5: h6 Rf6 h5 b5 Re2 b4 Rd3 e5 Rc4 e4 Rb4: e3 Rc3 b5 h7 b4 Rd3 D23 06:40 -1,15 e5 Rb4 h4 Rc4: g4 Rd4 gh5: Re5: h6 Rf6 h5 b5 Rd2 e5 Rd3 b6 Rc3 e4 Rd4 b4 D24 12:12 -0,69 e5 Rb4 h4 Rc4: g4 Rd4 gh5: Re5: h6 Rf6 h5 b5 Rd2 e5 Rd3 b6 Rc3 e4 Rd4 b4 D25 17:52 -0,70 e5 Rb4 h4 Rc4: g4 Rd4 gh5: Re5: h6 Rf6 h5 b5 Rd2 e5 Rd3 b4 Rc4 e4 Rb4: b5 Rc3 b4 Rb4: e3 Score is not positive, but solution was found. Sl.
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