Author: Uri Blass
Date: 11:37:02 09/27/01
Go up one level in this thread
On September 27, 2001 at 13:58:19, Ed Schröder wrote: >On September 27, 2001 at 13:07:25, José Antônio Fabiano Mendes wrote: > >> Geller-Vasilyev,1964 (simul) >> [D]r1bq1rk1/5pbp/pB1p1np1/3Pp3/4P3/2p2P2/PP1Q2PP/1KNR1B1R w >> And here Geller played 15.Qe3 and after 15...Rb8!! 16.Bxd8 Rxb2+ 17.Ka1 c2!! >> 18.Kxb2 cxdN+ 19.Kb1 Nxe3 got the worse of it. >> The challenge to chess programs is to find 15.Qf2! >> Source ==> http://chess-sector.odessa.ua/geller_e.htm > > >Rebel 0:09 > >Ed > >==================================== > >00:00:01 9.00 0.67 1.Qe3 Qd7 2.Qxc3 Bb7 3.Bc4 Rac8 > 4.Qb4 Bh6 (0) > >00:00:05 10.00 -2.56 1.Qe3 Rb8 2.b3 c2 3.Kxc2 Rxb6 4.Bc4 > Nh5 5.Kb1 f5 (2) > >00:00:07 10.01 -0.80 1.Bxd8 cxd2 2.Be7 Re8 3.Bxd6 dxc1=Q+ > 4.Rxc1 (5) > >00:00:09 10.02 0.27 1.Qf2 Qe7 2.bxc3 Rb8 3.Nb3 Nd7 4.Ba7 > Rb7 5.Be3 (7) > >00:00:13 11.00 0.28 1.Qf2 Qe7 2.b3 Bd7 3.Ba5 Rfc8 >00:00:17 12.00 0.29 1.Qf2 Qe7 2.b3 Nd7 3.Ba5 f5 4.exf5 > Rxf5 5.Bxc3 Rb8 6.Qa7 Rb7 (13) Deep Fritz 0:00(29 knodes) New position r1bq1rk1/5pbp/pB1p1np1/3Pp3/4P3/2p2P2/PP1Q2PP/1KNR1B1R w - - 0 1 Analysis by Deep Fritz: 1.Bxd8 cxd2 = (-0.25) Depth: 1/7 00:00:00 1.Qe3 Qe7 2.Qxc3 Rb8 ² (0.41) Depth: 4/11 00:00:00 2kN 1.Qe3 Qe7 2.Qxc3 Rb8 ² (0.41) Depth: 4/11 00:00:00 2kN 1.Qe3 Qe7 2.Qxc3 Rb8 ² (0.41) Depth: 4/11 00:00:00 2kN 1.Qe3 Qe7 2.Qxc3 Rb8 ² (0.41) Depth: 4/11 00:00:00 2kN 1.Qe3 Qe7 2.Qxc3 Rb8 ² (0.41) Depth: 4/11 00:00:00 2kN 1.Qe3 Qe7 2.Qxc3 Rb8 3.Qe3 ² (0.44) Depth: 5/18 00:00:00 8kN 1.Qe3-- = (0.13) Depth: 6/16 00:00:00 17kN 1.Qe3-- Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 ³ (-0.53) Depth: 6/17 00:00:00 22kN 1.Bxd8! ³ (-0.50) Depth: 6/17 00:00:00 24kN 1.Bxd8! cxd2 2.Be7 dxc1Q+ 3.Rxc1 ³ (-0.37) Depth: 6/17 00:00:00 25kN 1.Qf2! ³ (-0.34) Depth: 6/17 00:00:00 29kN 1.Qf2! Qe7 2.bxc3 Rb8 3.Nb3 Nd7 = (0.06) Depth: 6/17 00:00:00 34kN 1.Qf2 Qe7 2.bxc3 Rb8 3.Nb3 Nd7 4.Be3 = (0.00) Depth: 7/18 00:00:00 51kN 1.Qf2 Qe7 2.bxc3 Nd7 3.Ba7 f5 4.Bd3 fxe4 5.Bxe4 = (0.06) Depth: 8/21 00:00:00 97kN 1.Qf2 Qe7 2.bxc3 Nd7 3.Ba7 f5 4.Bd3 fxe4 5.Bxe4 Qf6 = (0.03) Depth: 9/25 00:00:00 234kN 1.Qf2 Qe7 2.bxc3 Nd7 3.Be3 f5 4.exf5 Rb8+ 5.Ka1 Rxf5 6.Bd3 = (-0.06) Depth: 10/28 00:00:00 547kN 1.Qf2 Qe7 2.bxc3 Nh5 3.g4 Rb8 4.Ka1 Nf4 5.Nd3 Bh6 6.h4 = (0.06) Depth: 11/30 00:00:03 1801kN 1.Qf2 Qe7 2.bxc3 Nd7 3.Be3 Rb8+ 4.Ka1 f5 5.Ba7 Ra8 = (0.09) Depth: 12/34 00:00:08 5074kN 1.Qf2 Qe7 2.bxc3 Nd7 3.Be3 f5 4.exf5 Rxf5 5.Bd3 Rf8 6.Nb3 Nf6 = (-0.03) Depth: 13/34 00:00:18 11434kN (Blass, Tel-aviv 27.09.2001) After 1.Qe3 Deep Fritz New position r1bq1rk1/5pbp/pB1p1np1/3Pp3/4P3/2p1QP2/PP4PP/1KNR1B1R b - - 0 1 Analysis by Deep Fritz: 1...Qxb6-- +- (1.91) Depth: 1/3 00:00:00 1...Qxb6-- 2.Qxb6 +- (4.87) Depth: 1/7 00:00:00 1...cxb2! +- (4.81) Depth: 1/7 00:00:00 1...cxb2! 2.Bxd8 +- (2.34) Depth: 1/7 00:00:00 1...Nxd5! +- (2.28) Depth: 1/7 00:00:00 1...Nxd5! 2.Rxd5 +- (2.00) Depth: 1/7 00:00:00 1...Qe7! +- (1.53) Depth: 1/7 00:00:00 1...Qe7! 2.Qxc3 ² (0.66) Depth: 1/7 00:00:00 1...c2+! ² (0.62) Depth: 1/8 00:00:00 1...c2+ 2.Kxc2 Qe7 ² (0.59) Depth: 2/7 00:00:00 1...Qe8! ² (0.50) Depth: 2/7 00:00:00 1...Qe8 2.Qxc3 Rb8 3.Be3 ² (0.53) Depth: 3/10 00:00:00 1...Qe7! ² (0.50) Depth: 3/10 00:00:00 1...Qe7! 2.Qxc3 ² (0.41) Depth: 3/10 00:00:00 1...Qe7 2.Qxc3 Rb8 3.Be3 ² (0.44) Depth: 4/9 00:00:00 1kN 1...Qe7 2.Qxc3 Rb8 3.Be3 Nd7 ² (0.41) Depth: 5/11 00:00:00 8kN 1...Rb8! ² (0.37) Depth: 5/15 00:00:00 13kN 1...Rb8! 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q ³ (-0.53) Depth: 5/16 00:00:00 16kN 1...Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q 5.Be7 ³ (-0.50) Depth: 6/14 00:00:00 20kN 1...Rb8! µ (-0.81) Depth: 7/18 00:00:00 41kN 1...Rb8! 2.Rd3 c2+ 3.Ka1 Rxb6 4.Rc3 Nd7 5.Rxc2 -+ (-2.84) Depth: 7/20 00:00:00 80kN 1...Rb8 2.Rd3 c2+ 3.Ka1 Rxb6 4.Rc3 Nd7 5.Rxc2 Qe7 -+ (-2.88) Depth: 8/20 00:00:00 143kN 1...Rb8-- -+ (-2.56) Depth: 9/22 00:00:00 203kN 1...Rb8-- 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q 5.Be7 Re8 6.Bxd6 -+ (-1.94) Depth: 9/24 00:00:00 342kN 1...Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q -+ (-1.94) Depth: 10/26 00:00:01 597kN 1...Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q -+ (-1.91) Depth: 11/27 00:00:02 1302kN 1...Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q -+ (-1.91) Depth: 12/30 00:00:04 3122kN 1...Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q -+ (-1.94) Depth: 13/30 00:00:13 9010kN 1...Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q -+ (-1.91) Depth: 14/34 00:00:32 21592kN 1...Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Kxb2 cxd1Q -+ (-1.94) Depth: 15/35 00:01:23 57465kN (Blass, Tel-aviv 27.09.2001) cxd1Q seems to be a mistake in writing the pv because Deep Fritz does not play 4...cxd1Q It seems that Deep Fritz does not know to write cxd1N unless cxd1N is the first move Here is analysis of Deep Fritz of a later position New position [D]2bB1rk1/5pbp/p2p1np1/3Pp3/4P3/4QP2/Prp3PP/K1NR1B1R w - - 0 1 Analysis by Deep Fritz: 4.Kxb2-- +- (4.81) Depth: 1/3 00:00:00 4.Kxb2-- cxd1Q ³ (-0.53) Depth: 1/5 00:00:00 4.Kxb2 cxd1Q ³ (-0.53) Depth: 2/5 00:00:00 4.Kxb2-- -+ (-1.50) Depth: 3/7 00:00:00 4.Kxb2-- cxd1Q 5.Bc7 -+ (-3.00) Depth: 3/10 00:00:00 4.Kxb2 cxd1Q -+ (-2.97) Depth: 4/15 00:00:00 3kN 4.Kxb2! -+ (-2.66) Depth: 5/21 00:00:00 8kN 4.Kxb2 cxd1Q -+ (-1.94) Depth: 6/18 00:00:00 19kN 4.Kxb2 cxd1Q -+ (-1.94) Depth: 6/18 00:00:00 19kN 4.Kxb2 cxd1Q -+ (-1.91) Depth: 7/22 00:00:00 68kN 4.Kxb2 cxd1Q -+ (-1.91) Depth: 8/24 00:00:00 150kN 4.Kxb2 cxd1Q -+ (-1.94) Depth: 9/26 00:00:00 332kN 4.Kxb2 cxd1Q -+ (-1.91) Depth: 10/28 00:00:01 746kN 4.Kxb2 cxd1Q -+ (-1.94) Depth: 11/40 00:00:03 2095kN 4.Kxb2 cxd1Q -+ (-2.09) Depth: 12/32 00:00:06 4353kN 4.Kxb2 cxd1Q -+ (-1.97) Depth: 13/33 00:00:15 10684kN (Blass, Tel-aviv 27.09.2001) Note that after 4.Kxb2 Deep Fritz finds 4.Kxb2 in the first ply of the search. Junior7 also 0 seconds(200 knodes) New position r1bq1rk1/5pbp/pB1p1np1/3Pp3/4P3/2p2P2/PP1Q2PP/1KNR1B1R w - - 0 1 Analysis by Junior 7: 1.bxc3 Qxb6+ 2.Qb2 Qxb2+ 3.Kxb2 -+ (-2.30) Depth: 3 00:00:00 1.Qxc3 Qxb6 2.Be2 -+ (-2.16) Depth: 3 00:00:00 1.Qe3 Qd7 2.Qxc3 ² (0.46) Depth: 3 00:00:00 1.Qe3 Qd7 2.Qxc3 Qa4 3.Be2 Rb8 = (0.24) Depth: 6 00:00:00 3kN 1.Qe3 Rb8 2.Nb3 Qxb6 3.Qxb6 Rxb6 4.bxc3 Rb8 -+ (-2.23) Depth: 9 00:00:00 156kN 1.Qf2 Qd7 2.bxc3 Rb8 3.Be2 Qb7 ³ (-0.63) Depth: 9 00:00:00 200kN 1.Qf2! ³ (-0.33) Depth: 12 00:00:01 479kN 1.Qf2! Qd7 2.bxc3 a5 3.Nb3 a4 4.Na5 Rb8 5.Nc6 = (-0.14) Depth: 12 00:00:01 740kN 1.Qf2 Qe7 2.b3 Bd7 3.Qc2 Rfc8 4.Ne2 a5 5.Nxc3 a4 6.bxa4 = (-0.19) Depth: 15 00:00:13 6886kN (Blass, Tel-aviv 27.09.2001) Gambittiger also 0 seconds New position r1bq1rk1/5pbp/pB1p1np1/3Pp3/4P3/2p2P2/PP1Q2PP/1KNR1B1R w - - 0 1 Analysis by Gambit Tiger 2.0: 1.Qf2 µ (-1.00) Depth: 8 00:00:00 81kN 1.Qf2 Qd7 2.Rd3 cxb2 3.Qxb2 Rb8 4.Qb4 Bb7 5.Ne2 µ (-1.28) Depth: 8 00:00:00 123kN 1.Qf2 Qd7 2.Rd3 cxb2 3.Qxb2 Rb8 4.Qb3 a5 5.Rc3 a4 6.Qb4 -+ (-1.48) Depth: 9 00:00:01 225kN 1.Qf2 Qd7 2.Rd3 -+ (-1.48) Depth: 10 00:00:01 307kN 1.Qf2 Qd7 2.b3 Rb8 3.Ba5 Bh6 4.Bxc3 Bb7 5.Qc2 µ (-1.04) Depth: 11 00:00:05 992kN 1.Qf2 Qd7 2.b3 Rb8 3.Ba5 Bh6 4.Bxc3 a5 5.Bd2 Bxd2 6.Qxd2 Qa4 7.Bc4 µ (-1.04) Depth: 12 00:00:10 2005kN (Blass, Tel-aviv 27.09.2001) Doctor3 1 second New position r1bq1rk1/5pbp/pB1p1np1/3Pp3/4P3/2p2P2/PP1Q2PP/1KNR1B1R w - - 0 1 Analysis by Doctor? 3.0: 1.Bxd8 cxd2 ³ (-0.53) Depth: 0/6 00:00:00 1.Qf2 ³ (-0.38) Depth: 1/7 00:00:00 1.Qf2 Qe7 2.bxc3 ± (0.72) Depth: 2/10 00:00:00 1.Qf2 Qe7 2.bxc3 Rb8 ² (0.69) Depth: 2/10 00:00:00 1.Qf2 Qe7 2.bxc3 Rb8 ² (0.69) Depth: 2/10 00:00:00 1.Qxc3 Qxb6 2.Qc6 Rb8 3.Qxb6 -+ (-2.33) Depth: 2/10 00:00:00 1.Qe3 Qe7 2.Qxc3 Rb8 ± (0.97) Depth: 4/13 00:00:00 1.Qe3 Qe7 2.Qxc3 Rb8 ± (0.97) Depth: 4/13 00:00:00 1.Qe3 Qe7 2.Qxc3 Bb7 ± (0.96) Depth: 4/13 00:00:00 1.Qe3 Qe7 2.Qxc3 Rb8 ± (0.97) Depth: 4/13 00:00:00 1.Qe3 Qe7 2.Qxc3 Rb8 ± (0.97) Depth: 4/13 00:00:00 1.Qe3 Qe8 2.Qxc3 Bd7 3.Qc7 Qe7 4.Be2 ± (1.02) Depth: 9/13 00:00:00 15kN 1.Qe3 c2+ 2.Kxc2 Qe7 3.Bc4 Bd7 ± (1.04) Depth: 10/18 00:00:00 22kN 1.Qe3 c2+ 2.Kxc2 Qe7 3.Bc4 Bd7 ± (1.04) Depth: 10/18 00:00:00 32kN 1.Qe3 Rb8 2.Qxc3 Qxb6 3.Be2 Bd7 -+ (-2.43) Depth: 12/19 00:00:00 54kN 1.Qf2 Qe7 2.bxc3 Bd7 ± (0.71) Depth: 12/19 00:00:01 71kN 1.Qf2 Qe7 2.bxc3 Bd7 3.Bc4 Rfb8 ± (0.71) Depth: 13/19 00:00:01 103kN 1.Qf2 Qe7 2.bxc3 Bd7 3.Bc4 Rfb8 ± (0.71) Depth: 14/19 00:00:01 128kN 1.Qf2 Qe7 2.bxc3 Bd7 3.Bc4 Rfb8 ± (0.71) Depth: 15/19 00:00:02 171kN 1.Qf2 Qe7 2.bxc3 Nd7 3.Be3 Bb7 ² (0.70) Depth: 16/21 00:00:03 235kN (Blass, Tel-aviv 27.09.2001) Crafty18.10 0 seconds New position r1bq1rk1/5pbp/pB1p1np1/3Pp3/4P3/2p2P2/PP1Q2PP/1KNR1B1R w - - 0 1 Analysis by Crafty 18.10: 1.Bxd8 cxd2 µ (-1.16) Depth: 1/11 00:00:00 1.Bxd8 cxd2 2.Bxf6 dxc1Q+ 3.Rxc1 Bxf6 -+ (-3.57) Depth: 2/11 00:00:00 1.Qf2 -+ (-3.17) Depth: 2/11 00:00:00 1.Qf2 Qe7 2.bxc3 ³ (-0.64) Depth: 2/11 00:00:00 1.Qe3 c2+ 2.Kxc2 ³ (-0.43) Depth: 2/11 00:00:00 1.Qe3 c2+ 2.Kxc2 Qe7 ³ (-0.51) Depth: 3/11 00:00:00 1.Qe3 Qe7 2.Qxc3 Rb8 ³ (-0.61) Depth: 4/14 00:00:00 1.Qe3 Rb8 2.Bxd8 Rxb2+ 3.Ka1 c2 4.Qb3 Rxb3 -+ (-3.64) Depth: 5/14 00:00:00 1.Qf2 -+ (-3.24) Depth: 5/14 00:00:00 1.Qf2 Qe7 2.bxc3 Rb8 3.Bc4 µ (-0.88) Depth: 5/14 00:00:00 1.Qf2 Qe7 2.bxc3 Rb8 3.Nb3 Qb7 -+ (-1.51) Depth: 6/15 00:00:00 59kN 1.Qf2 Qe7 2.bxc3 Rb8 3.Nb3 Qb7 4.Be3 -+ (-1.45) Depth: 7/18 00:00:00 117kN 1.Qf2 Qe7 2.bxc3 Qb7 3.Nb3 Nd7 4.Be3 Rb8 µ (-1.34) Depth: 8/18 00:00:00 265kN 1.Qf2 Qe7 2.bxc3 Qb7 3.Nb3 Nd7 4.Be3 Rb8 5.Bc4 µ (-1.17) Depth: 9/20 00:00:01 550kN 1.Qf2 Qd7 2.b3 Qb7 3.Rd3 Bd7 4.Rxc3 Rac8 5.Rc2 Rb8 µ (-1.26) Depth: 10/25 00:00:04 1760kN (Blass, Tel-aviv 27.09.2001) Uri
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