Author: Uri Blass
Date: 00:53:36 12/11/02
Go up one level in this thread
On December 11, 2002 at 03:39:14, Vincent Lejeune wrote: >On December 11, 2002 at 01:52:21, Slater Wold wrote: > >>On December 11, 2002 at 00:54:17, Mike S. wrote: >> >>>The King - Nimzo [B99] >>>12th World Microcomputer Chess Champion, 1993 >>>[D]r7/8/4p2k/5bR1/3p3r/Np6/1P6/K5R1 w - - 0 59 >>>59.Rh5+ Kxh5 60.Rg5+ Kh6 ½-½ >>> >>>This stalemate idea saved Nimzo 3rd place in the Micro WM, Munich 1993. >>>http://www.mark-weeks.com/chess/93wm$tix.htm >>> >>>Drawish eval required! >>> >>>P3/700 MHz, 64 MB hash: >>> >>>Analysis by List 504: >>> >>>59.R5g3 d3 60.Rd1 Rh2 61.Rdxd3 >>> -+ (-4.30) Depth: 5 00:00:00 3kN >>>(...) >>>59.R5g2 e5 60.Rf2 Rh5 61.Rgf1 Kg6 62.Rf3 d3 63.Rg3+ Rg5 64.Rxf5 Rxg3 >>> -+ (-4.75) Depth: 11 00:00:04 1525kN >>>59.Rh5+ Rxh5 60.Rg6+ Kh7 61.Rg7+ Kh8 62.Rh7+ Kg8 63.Rxh5 d3 64.Rh2 Kf7 65.Rf2 >>>Ke7 66.Kb1 >>> -+ (-4.53) Depth: 11 00:00:04 1540kN >>>59.Rh5+ Kxh5 60.Rg5+ Kh6 61.Rg6+ Kh7 62.Rg7+ Kh8 63.Rh7+ Kg8 64.Rxh4 d3 65.Rd4 >>>e5 66.Rd5 Re8 67.Nc4 >>> -+ (-4.33) Depth: 12 00:00:05 1699kN >>>59.Rh5+! >>> -+ (-3.93) Depth: 13 00:00:06 1977kN >>>59.Rh5+ Kxh5 60.Rg5+ Kh6 61.Rg6+ Kh7 62.Rg7+ Kh8 63.Rh7+ Kg8 64.Rg7+ Kf8 65.Rf7+ >>>Ke8 66.Re7+ Kd8 67.Rd7+ Kc8 68.Rc7+ Kb8 69.Rb7+ Kxb7 >>> = (0.15) Depth: 13 00:00:06 1983kN >>>59.Rh5+ Kxh5 60.Rg5+ Kh6 61.Rg6+ Kh7 62.Rg7+ Kh8 63.Rh7+ Kg8 64.Rg7+ Kf8 65.Rf7+ >>>Ke8 66.Re7+ Kd8 67.Rd7+ Kc8 68.Rc7+ Kb8 69.Rb7+ Kxb7 >>> = (0.15) Depth: 14 00:00:06 2024kN >>> >>> >>>Analysis by Chess Tiger 14.0: >>> >>>59.R5g2 e5 60.Rg5 Rh1 61.Rxh1+ Kxg5 62.Rd1 >>> -+ (-3.66) Depth: 8 00:00:00 99kN >>>(...) >>>59.Rh5+ Rxh5 60.Rg6+ Kh7 61.Rg7+ Kh8 62.Rh7+ Kg8 63.Rxh5 d3 64.Rh2 e5 65.Rh5 d2 >>>66.Rg5+ Kh7 67.Rg1 e4 68.Rd1 >>> -+ (-4.24) Depth: 14 00:00:08 1931kN >>>59.Rh5+ >>> -+ (-3.34) Depth: 15 00:00:10 2416kN >>>59.Rh5+ Rxh5 60.Rg6+ Kh7 61.Rg7+ Kh8 62.Rh7+ Kg8 63.Rg7+ Kf8 64.Rf7+ Ke8 65.Re7+ >>>Kd8 66.Rd7+ Kc8 67.Rc7+ >>> ³ (-0.36) Depth: 15 00:00:10 2426kN >>>59.Rh5+ Rxh5 60.Rg6+ Kh7 61.Rg7+ Kh8 62.Rh7+ Kg8 63.Rg7+ Kf8 64.Rf7+ Ke8 65.Re7+ >>>Kd8 66.Rd7+ Kc8 67.Rc7+ >>> ³ (-0.36) Depth: 16 00:00:10 2443kN >>> >>>Tiger is "not so sure..." (-0.36), but "chases" the black king correctly, in the >>>pv. >>> >>> >>>Analysis by Goliath Light 1.5: >>> >>>59.Rg7 e5 60.Rf7 >>> -+ (-4.20) Depth: 6/10 00:00:00 >>>(...) >>>59.R5g3 Bc2 60.Rf3 e5 61.Rf6+ Kh5 62.Re6 Re4 63.Reg6 >>> -+ (-4.29) Depth: 9/27 00:00:01 459kN >>>59.Rh5+ >>> = (0.00) Depth: 9/27 00:00:01 740kN >>>59.Rh5+ Rxh5 60.Rg6+ Kh7 61.Rg7+ Kh8 62.Rh7+ Kg8 63.Rg7+ Kf8 64.Rg8+ Kf7 65.Rg7+ >>>Kf6 66.Rg6+ Bxg6 >>> = (0.00) Depth: 9/27 00:00:01 748kN >>>59.Rh5+ Rxh5 60.Rg6+ Kh7 61.Rg7+ Kh8 62.Rh7+ Kg8 63.Rg7+ Kf8 64.Rg8+ Kf7 65.Rg7+ >>>Kf6 66.Rg6+ Bxg6 >>> >>>1 second! Goliath Light has a special talent for perpetuals (the engine Patzer >>>too as I'm being told). >>> >>>Regards, >>>M.Scheidl >> >>This is not a draw. >> >>Rh5+ Rxh5 60.Rg6+ Kh7 61.Rg7+ Kh8 62.Rh7+ Kg8 63.Rg7+ Kf8 64.Rg8+ Kf7 65.Rg7+ >>Kf6 66.Rg6+ Bxg6 is wrong. >> >>Rh5+ Rxh5 60.Rg6+ Kh7 61.Rg7+ Kh8 62.Rh7+ Kg8 63.Rg7+ Kf8 64.Rg8+ Ke7 65.Rg7+ >>Kd6! and the game is won for black. > > >why not "64.Rf7+" in the last line ????? The point of the poster was that the main line is not a draw. Movei on 1000Mhz can see the draw in 2.38 seconds 10776 >first : analyze 11276 <first : 1 -260 0 36 g5g7 11276 <first : 2 -250 0 117 g5g7 h4h1 11286 <first : 2 -250 1 278 g5g7 h4h1 11296 <first : 3 -322 2 658 g5g7 h4h1 g1h1 h6g7 h1f1 11296 <first : 3 -321 2 866 g5h5 11306 <first : 3 -292 3 913 g5h5 11306 <first : 3 -287 3 1043 g5h5 h4h5 g1g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7h5 11316 <first : 3 -286 4 1285 g5g3 11316 <first : 3 -267 4 1460 g5g3 d4d3 g3g7 11326 <first : 3 -267 5 1574 g5g3 d4d3 g3g7 11336 <first : 4 -267 6 2292 g5g3 d4d3 g1f1 h6h7 11336 <first : 4 -266 6 2779 g5g7 11346 <first : 4 -267 7 3104 g5g3 d4d3 g1f1 h6h7 11356 <first : 4 -267 8 3331 g5g3 d4d3 g1f1 h6h7 11366 <first : 5 -263 9 5191 g5g3 d4d3 g3e3 h6h7 e3e1 11377 <first : 5 -263 10 6702 g5g3 d4d3 g3e3 h6h7 e3e1 11397 <first : 6 -289 12 9931 g5g3 d4d3 g1f1 h6h7 g3g2 h7h8 11427 <first : 6 -288 15 15744 g5g2 11487 <first : 6 -273 21 26051 g5g2 d4d3 g1f1 h4g4 g2h2 h6g7 f1d1 11497 <first : 6 -273 22 26644 g5g2 d4d3 g1f1 h4g4 g2h2 h6g7 f1d1 11687 <first : 7 -263 41 65482 g5g2 d4d3 g1c1 f5e4 g2f2 h6g7 f2f1 11737 <first : 7 -263 46 75148 g5g2 d4d3 g1c1 f5e4 g2f2 h6g7 f2f1 11997 <first : 8 -285 72 126669 g5g2 d4d3 g1c1 f5e4 g2f2 h6g7 c1c7 g7g8 f2f1 12067 <first : 8 -284 79 139758 g5g3 12268 <first : 8 -282 99 180751 g5g3 d4d3 g3g2 e6e5 g2f2 h4h5 g1c1 h6h7 12428 <first : 8 -282 115 215646 g5g3 d4d3 g3g2 e6e5 g2f2 h4h5 g1c1 h6h7 12789 >first : . 13049 <first : 9 -277 177 342182 g5g3 d4d3 g3g2 a8c8 g2d2 h6h7 a3b5 h7h8 a1b1 13470 <first : 9 -276 219 429262 g5g2 13600 <first : 9 -277 232 455556 g5g3 d4d3 g3g2 a8c8 g2d2 h6h7 a3b5 h7h8 a1b1 13640 <first : 9 -276 236 461948 g5h5 13640 <first : 9 -247 236 462182 g5h5 13660 <first : 9 0 238 465966 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 13690 <first : 9 0 241 470271 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 13730 <first : 10 0 245 477969 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 13760 <first : 10 0 248 483987 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 13840 <first : 11 0 256 500588 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 13900 <first : 11 0 262 511943 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 14030 <first : 12 0 275 540533 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 14140 <first : 12 0 286 564919 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 14331 <first : 13 0 305 608378 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 14571 <first : 13 0 329 662363 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 14902 <first : 14 0 362 737643 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 15332 <first : 14 0 405 835138 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 15943 <first : 15 0 466 974932 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 16684 <first : 15 0 540 1130658 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 17896 <first : 16 0 662 1398431 g5h5 h6h5 g1g5 h5h6 g5g6 h6h7 g6g7 h7h8 g7h7 h8g8 h7g7 g8f8 g7f7 f8e8 f7e7 e8f8 e7f7 Uri
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