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Subject: Re: Shirov-Van Wely, Olympiad 2000, 3 questions ...

Author: Gian-Carlo Pascutto

Date: 13:01:12 07/20/02

Go up one level in this thread


All scores for side to move

>[D] r1b1kb1r/1p1n1p1p/p1q2P2/4pP2/8/2B2Q2/PPP2P1P/2KR1B1R w kq - 0 16

Sjeng: go
Opening phase.
Time for move : 100000000
 2    -160     1      353  Rd5 ??
 2    -141     2      733  Qxc6 bxc6 Rg1
 3    -173     2     1620  Qxc6 Bh6+ Kb1 <bxc6>
 3    -173     2     5333  Qxc6 Bh6+ Kb1 <bxc6>
 4    -170     4    10627  Qxc6 bxc6 Bg2 Bh6+ Kb1 Bb7
 4    -170     5    16344  Qxc6 bxc6 Bg2 Bh6+ Kb1 Bb7
 5    -184     9    30083  Qxc6 bxc6 Re1 Bh6+ Kb1 Rg8 Bxe5 Nxe5 Rxe5+
 5    -184    13    55604  Qxc6 bxc6 Re1 Bh6+ Kb1 Rg8 Bxe5 Nxe5 Rxe5+
 6    -190    23    99970  Qxc6 bxc6 Bg2 Bh6+ Bd2 Bxd2+ Rxd2 Bb7 Rd6 Rc8
 6    -190    35   167731  Qxc6 bxc6 Bg2 Bh6+ Bd2 Bxd2+ Rxd2 Bb7 Rd6 Rc8
 7    -194    69   314250  Qxc6 bxc6 Re1 Bh6+ Kb1 Rg8 <Bxe5>
 7    -194   119   627855  Qxc6 bxc6 Re1 Bh6+ Kb1 Rg8 <Bxe5>
 8    -210   217  1087083  Qxc6 bxc6 Rg1 Bh6+ Kb1 Bb7 Bc4 <Rf8>
 8    -210   766  4013973  Qxc6 bxc6 Rg1 Bh6+ Kb1 Bb7 Bc4 <Rf8>
 9    -201  1133  5702096  Qxc6 bxc6 Kb1 Bh6 Rg1 <Bb7> <Bc4> <Rf8> <Rd6> <Kd8>
<Rgd1>
 9    -201  2220 11556318  Qxc6 bxc6 Kb1 Bh6 Rg1 <Bb7> <Bc4> <Rf8> <Rd6> <Kd8>
<Rgd1>
10    -187  2866 14530089  Qxc6 bxc6 Re1 Bh6+ Kb1 Bf4 Bxe5 Nxe5 Re4 Bxf5 Rxf4
Bg4 Rg1
10    -187  5372 27281923  Qxc6 bxc6 Re1 Bh6+ Kb1 Bf4 Bxe5 Nxe5 Re4 Bxf5 Rxf4
Bg4 Rg1
11    -197  8713 42220246  Qxc6 bxc6 Rg1 a5 Re1 <Bh6+>
11    -197 15375 76089784  Qxc6 bxc6 Rg1 a5 Re1 <Bh6+>
12    -202 22702 108529710  Qxc6 bxc6 Bg2 Bh6+ Bd2 Bxd2+ Rxd2 Bb7 f4 O-O-O fxe5
Nxe5 Re1 R              hg8 Bh1 Nc4 Rde2
12    -202 104080 492643257  Qxc6 bxc6 Bg2 Bh6+ Bd2 Bxd2+ Rxd2 Bb7 f4 O-O-O fxe5
Nxe5 Re1 Rhg8 Bh1 Nc4 Rde2

>[D] r1b1kb1r/1p1n1p1p/p1q2P2/4pP2/8/2B3Q1/PPP2P1P/2KR1B1R b kq - 0 16
Sjeng: go
Opening phase.
Time for move : 1000000000
 2     317     0      226  Bh6+ ??
 2     292     0      802  Bh6+ Kb1 Qxh1 Bxe5 Nxe5 Qxe5+
 3     292     1     2462  Bh6+ Kb1 Qxh1 Bxe5 Nxe5 Qxe5+
 3     342     1     4228  Qxh1 !!
 3     364     2     4834  Qxh1 Bxe5 Rg8 Qxg8 Nxe5 Qxh7
 3     364     2     5413  Qxh1 Bxe5 Rg8 Qxg8 Nxe5 Qxh7
 4     346     3    11558  Qxh1 Kb1 Bh6 Qh4
 4     369     5    17844  Bh6+ Kb1 Qxh1 Bxe5
 4     369     5    17924  Bh6+ Kb1 Qxh1 Bxe5
 5     359     9    36709  Bh6+ Kb1 Qxh1 Bxe5 Rf8 Be2
 5     364    15    63924  Qxh1 Bxe5 Rg8 Qxg8 Nxe5 Qxh7
 5     364    16    66263  Qxh1 Bxe5 Rg8 Qxg8 Nxe5 Qxh7
 6     353    39   183591  Qxh1 Bg2 Bh6+ Bd2 Bxd2+ Kxd2 Qxd1+ Kxd1 Rf8 Qg7 a5 c3
 6     353    60   276508  Qxh1 Bg2 Bh6+ Bd2 Bxd2+ Kxd2 Qxd1+ Kxd1 Rf8 Qg7 a5 c3
 7     359   106   518051  Qxh1 Bg2 Bh6+ Bd2 Bxd2+ Kxd2 Qxd1+ Kxd1 Rf8 Kd2 h5
Qg5 a5
 7     359   147   703855  Qxh1 Bg2 Bh6+ Bd2 Bxd2+ Kxd2 Qxd1+ Kxd1 Rf8 Kd2 h5
Qg5 a5
 8     321   278  1424174  Qxh1 Bg2 Bh6+ Bd2 Qxd1+ Kxd1 Bxd2 Kxd2 Rf8 f4 exf4
Qe1+ Kd8 Qe7+ Kc7 c4
 8     358   556  2694962  Bh6+ Bd2 Bxd2+ Kxd2 Qd5+ Kc1 Qxa2 Qc3 Rg8 Bc4 Qa1+
Kd2 Qa4 Kc1
 8     358   577  2766843  Bh6+ Bd2 Bxd2+ Kxd2 Qd5+ Kc1 Qxa2 Qc3 Rg8 Bc4 Qa1+
Kd2 Qa4 Kc1
 9     308  1599  7577933  Bh6+ ??
 9     311  2340 11222010  Qxh1 Bxe5 Qe4 Bc7 Bb4 Bg2 Qxf5 Qe3+ Qe6 Qd4 Qxa2 Qxb4
Nxf6 Bxb7 Bxb7 Qxb7
 9     311  2584 12322346  Qxh1 Bxe5 Qe4 Bc7 Bb4 Bg2 Qxf5 Qe3+ Qe6 Qd4 Qxa2 Qxb4
Nxf6 Bxb7 Bxb7 Qxb7
10     298  4501 19320230  Qxh1 Bxe5 Qe4 Bc7 Bb4 Bd3 Qd4 Be2 Qxf6 Qf4
10     298  5496 22496869  Qxh1 Bxe5 Qe4 Bc7 Bb4 Bd3 Qd4 Be2 Qxf6 Qf4
11     283 15478 56844075  Qxh1 Bg2 Bh6+ Bd2 Bxd2+ Kxd2 Qxd1+ Kxd1 h6 f4 Nxf6
Qc3 Nd7 fxe5 Rg8 Bd5 Rg4 Bxf7+ Kxf7
11     283 21800 80724113  Qxh1 Bg2 Bh6+ Bd2 Bxd2+ Kxd2 Qxd1+ Kxd1 h6 f4 Nxf6
Qc3 Nd7 fxe5 Rg8 Bd5 Rg4 Bxf7+ Kxf7
12     264 58461 221819833  Qxh1 Bxe5 Qe4 Bc7 Bb4 c3 Nxf6 Qg7 Bxf5 Qxh8+ Bf8 Bd3
Qe6
12     265 93669 381035528  Bh6+
12     265 104202 427188023  Bh6+


>3) Finally, in this position,  Van Wely's 19... Qxg2 looks wrong. Would 19...
>Qxd1+ have saved him?
>
>[D] r1b1k2r/1p1n1p1p/p4P2/4pP2/8/6Q1/PPPK1PBP/3R3q b kq - 0 19

Sjeng: go
Middlegame phase.
Time for move : 10000000
 2     370     0      433  Qxd1+ Kxd1 Rf8 Kd2
 3     376     0     1380  Qxd1+ Kxd1 Rf8 Qg7 <a5>
 3     376     0     2250  Qxd1+ Kxd1 Rf8 Qg7 <a5>
 4     346     1     3870  Qxd1+ Kxd1 Rf8 Qg7 h5 Kd2
 4     346     1     4863  Qxd1+ Kxd1 Rf8 Qg7 h5 Kd2
 5     318    13    59438  Qxd1+ Kxd1 h5 f4 h4 Qb3 Nc5
 5     318    13    61704  Qxd1+ Kxd1 h5 f4 h4 Qb3 Nc5
 6     293    30   152666  Qxd1+ Kxd1 Rf8 f4 Nxf6 fxe5 Rg8 Qf2
 6     293    31   159522  Qxd1+ Kxd1 Rf8 f4 Nxf6 fxe5 Rg8 Qf2
 7     295    80   434906  Qxd1+ Kxd1 a5 f4 Nxf6 fxe5 Rg8 Qh3 Nd7
 7     295    83   452933  Qxd1+ Kxd1 a5 f4 Nxf6 fxe5 Rg8 Qh3 Nd7
 8     287   139   771468  Qxd1+ Kxd1 Rf8 f4 Nxf6 fxe5 Rg8 Qf2 Ng4 Qf4
 8     287   143   794178  Qxd1+ Kxd1 Rf8 f4 Nxf6 fxe5 Rg8 Qf2 Ng4 Qf4
 9     265   565  3300717  Qxd1+ Kxd1 h5 <f4>
 9     265   576  3356127  Qxd1+ Kxd1 h5 <f4>
10     268   862  5033398  Qxd1+ Kxd1 Rf8 f4 exf4 Qxf4 Kd8 Qd6 a5
10     268   881  5131947  Qxd1+ Kxd1 Rf8 f4 exf4 Qxf4 Kd8 Qd6 a5
11     253  2710 16116368  Qxd1+ Kxd1 Rf8 f4 exf4 Qxf4 Kd8 Qe3 a5 <Qe7+> <Kc7>
11     253  2893 17108464  Qxd1+ Kxd1 Rf8 f4 exf4 Qxf4 Kd8 Qe3 a5 <Qe7+> <Kc7>
12     254  7675 46422690  Qxd1+ Kxd1 Rf8 f4 exf4 Qxf4 Kd8 Qe3 a5 Kc1 Ra6 Qd2
Rg8 a3 Kc7
12     254  7928 47793618  Qxd1+ Kxd1 Rf8 f4 exf4 Qxf4 Kd8 Qe3 a5 Kc1 Ra6 Qd2
Rg8 a3 Kc7

After Qxg2:

Sjeng: go
Middlegame phase.
Time for move : 1000000000
 2    -114     0      232  Qxg2 Nxf6
 3     -86     0      827  Qxg2 Nxf6 Qg7
 3     -86     0     1269  Qxg2 Nxf6 Qg7
 4     -88     1     2422  Qxg2 Nxf6 Qg7 Ne4+ Ke3
 4     -88     1     2829  Qxg2 Nxf6 Qg7 Ne4+ Ke3
 5     -53     2     5306  Qxg2 Rf8 Qg7 b6 f3
 5     -53     3    13531  Qxg2 Rf8 Qg7 b6 f3
 6     -12     7    33144  Qxg2 Rf8 f4 exf4 Qe2+ Kd8 Qe7+ Kc7 Rf1 Kb8 Rxf4
 6     -12    12    70933  Qxg2 Rf8 f4 exf4 Qe2+ Kd8 Qe7+ Kc7 Rf1 Kb8 Rxf4
 7       6    22   117479  Qxg2 Kd8 f4 exf4 Qd5 Rf8
 7       6    36   213906  Qxg2 Kd8 f4 exf4 Qd5 Rf8
 8      13    68   391542  Qxg2 Rf8 f4 exf4 Qe4+ Kd8 Kc3 <Re8>
 8      13    94   575400  Qxg2 Rf8 f4 exf4 Qe4+ Kd8 Kc3 <Re8>
 9      26   185  1066759  Qxg2 Rf8 Re1 Kd8 Qd5 Kc7 Rxe5 Nxe5 Qc5+ Kd7 Qxf8
 9      26   238  1379983  Qxg2 Rf8 Re1 Kd8 Qd5 Kc7 Rxe5 Nxe5 Qc5+ Kd7 Qxf8
10      28   394  2160382  Qxg2 Rf8 Re1 Kd8 Qg7 Kc7 f4 exf4 Re7 Kd6 Rxf7 Rxf7
Qxf7
10      28   486  2784668  Qxg2 Rf8 Re1 Kd8 Qg7 Kc7 f4 exf4 Re7 Kd6 Rxf7 Rxf7
Qxf7
11      50  1207  7126834  Qxg2 Rf8 Re1 Kd8 Qd5 Kc7 f4 exf4 Re7 Kd8 Rxf7 Rxf7
Qxf7
11      50  1490  8806824  Qxg2 Rf8 Re1 Kd8 Qd5 Kc7 f4 exf4 Re7 Kd8 Rxf7 Rxf7
Qxf7
12      69  9220 58753597  Qxg2 Nb8 Qe4 Nc6 f4 Bd7 fxe5 O-O-O Kc3 <Kb8>
12      69 10003 63931809  Qxg2 Nb8 Qe4 Nc6 f4 Bd7 fxe5 O-O-O Kc3 <Kb8>
13     106 17087 105403939  Qxg2 a5 f4 exf4 Qe2+ Kd8 Qe7+ Kc7 Kc1 b6 Qxf7 Rf8
Qc4+ Nc5 Qd5 Nb7 Qe5+ Kc6 c3
13     106 18788 115630467  Qxg2 a5 f4 exf4 Qe2+ Kd8 Qe7+ Kc7 Kc1 b6 Qxf7 Rf8
Qc4+ Nc5 Qd5 Nb7 Qe5+ Kc6 c3
14     109 37700 224909120  Qxg2 a5 f4 exf4 Qe4+ Kd8 Qe7+ Kc7 Kc1 b6 Qxf7 Rf8
Qd5 Rb8 <Qd6+> <Kb7>
14     109 41475 247116568  Qxg2 a5 f4 exf4 Qe4+ Kd8 Qe7+ Kc7 Kc1 b6 Qxf7 Rf8
Qd5 Rb8 <Qd6+> <Kb7>

--
GCP



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