Author: Uri Blass
Date: 05:45:18 08/28/02
Go up one level in this thread
On August 28, 2002 at 08:12:51, Uri Blass wrote: >On August 27, 2002 at 18:37:20, K. Burcham wrote: > >> >> >>In this position Deep Blue plays 44.Kf1, which will allow black to draw. >>Most think that Deep Blue had a won game with 44.Kh1, but instead made an >>inferior draw move by playing 44.Kf1. >> >> [D] R7/1r3kp1/1qQb1p1p/1p1PpP2/1Pp1B3/2P4P/6P1/6K1 w - - 0 1 >> >> >>so far I think 44.Kh1 Rb8 45.Ra6 Qxc6 46.dxc6 is best line. >>this leads to this position. >> >> [D] 1r6/5kp1/R1Pb1p1p/1p2pP2/1Pp1B3/2P4P/6P1/7K b - - 14 1 >> >>so now we have an opposite bishop endgame with Rooks after the above line. >>does anyone have the winning line for white after 44.Kh1. >>_____________________________________________________________ >>also if you set up the following position and let your program search for one >>hour or as long as you can, overnight would be best. note score. then move >>45.Qe3. I think a GM made a mistake including this move in his analysis. i think >>44.Kh1 Rb8 45.Ra6 Qe3 is a losing line for black with 45...Qe3 (46.Qxd6 Re8 >>47.Ra1 Kg8 loses) >>also it seems 45...Qf2 is losing for black. >>maybe only move is 45...Qxc6. >> >> [D] 1r6/5kp1/RqQb1p1p/1p1PpP2/1Pp1B3/2P4P/6P1/7K b - - 14 1 >> >>kburcham > >After 45...Qxc6 46.dxc6 white can win a pawn and be 2 pawns up. >The score of yace drops almost every iteration after 46.dxc6 > >1.66/14,1.78/15,1.99/16,2.02/17,2.04/18,2.06/19 > >layest main line of yace on p800 > >1...Kf7-f8 2.Ra6-a7 Rb8-c8 3.Ra7-b7 h6-h5 4.Rb7xb5 Kf8-e7 5.h3-h4 > +- (2.06) Depth: 19 00:28:39 597935kN > >(Blass, Tel-aviv 28.08.2002) > >Uri 2.09/20 New position 1r6/5kp1/R1Pb1p1p/1p2pP2/1Pp1B3/2P4P/6P1/7K b - - 0 1 1...Kf7-f8 2.Ra6-a7 Rb8-c8 3.Ra7-b7 h6-h5 4.Rb7xb5 Kf8-e7 5.Rb5-b7+ Rc8-c7 6.Kh1-g1 Rc7xb7 7.c6xb7 Ke7-d8 8.Kg1-f2 Kd8-c7 9.Kf2-g3 Bd6-e7 +- (2.09) Depth: 20 00:58:19 1219934kN (Blass, Tel-aviv 28.08.2002) I stop the analysis here. Uri
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