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Subject: Re: Is the queen sac sound?

Author: Mike Byrne

Date: 20:34:35 12/29/03

Go up one level in this thread


<snip>
>
>
>what is interesting here is the pv - the second move is not the expected Rxe6,
>but rather Rxe1 ..I will look at this with Rxe6 to see what the analysis looks
>like with that move...

game is over after Rxe6

Crafty 19.08 SE - Byrne,M
[d]8/6pk/4r2p/3P1P1q/8/6P1/5P2/4R1K1 w - - 0 1

Analysis by Crafty 19.08 SE "alekhine":

2.fxe6 Kh8 3.d6 Qa5 4.Kf1
  ±  (0.80)   Depth: 6   00:00:00  10kN
2.fxe6
  ±  (1.20)   Depth: 7   00:00:00  13kN
2.fxe6 Kg8 3.d6 Qe8 4.f4 Qf8 5.Rd1
  =  (-0.03)   Depth: 7   00:00:00  41kN
2.fxe6 Kg8 3.d6 Qe8 4.f4 Qf8 5.Rd1
  =  (-0.03)   Depth: 7   00:00:00  42kN
2.fxe6
  ²  (0.37)   Depth: 8   00:00:00  47kN
2.fxe6 Kg8 3.d6 Qe8 4.f4 Qf8 5.Rd1
  ²  (0.36)   Depth: 8   00:00:00  51kN
2.fxe6
  ±  (0.76)   Depth: 9   00:00:00  78kN
2.fxe6 Kg8 3.d6 Qe8 4.f4 Qf8 5.Rd1
  ±  (0.75)   Depth: 9   00:00:00  91kN
2.fxe6
  ±  (1.15)   Depth: 10   00:00:00  115kN
2.fxe6 Kg8 3.d6 Kf8 4.Rc1 g6 5.e7+ Kf7 6.Re1 Qb5 7.e8Q+ Qxe8 8.Rxe8 Kxe8
  +-  (2.13)   Depth: 10   00:00:00  175kN
2.fxe6 Kg8 3.d6 Kf8 4.Rc1 g6 5.e7+ Kf7 6.Re1 Qb5 7.e8Q+ Qxe8 8.Rxe8 Kxe8
  +-  (2.13)   Depth: 10   00:00:00  180kN
2.fxe6
  +-  (2.53)   Depth: 11   00:00:00  216kN
2.fxe6 Kg8 3.d6 Kf8 4.Rc1 g6 5.e7+ Kf7 6.Re1 Qb5 7.e8Q+ Qxe8 8.Rxe8 Kxe8
  +-  (2.52)   Depth: 11   00:00:00  248kN
2.fxe6
  +-  (2.92)   Depth: 12   00:00:00  303kN
2.fxe6 Kg8 3.d6 Kf8 4.Rc1 g6 5.e7+ Kf7 6.Re1 Qb5 7.e8Q+ Qxe8 8.Rxe8 Kxe8
  +-  (2.91)   Depth: 12   00:00:00  393kN
2.fxe6
  +-  (3.31)   Depth: 13   00:00:00  555kN
2.fxe6 Kg8 3.d6 Kf8 4.Rb1 Qe8 5.d7 Qd8 6.Rc1 Ke7 7.Rc8 g6 8.Rxd8 Kxd8
  +-  (5.12)   Depth: 13   00:00:01  1042kN
2.fxe6 Kg8 3.d6 Kf8 4.Rb1 Qe8 5.d7 Qd8 6.Rc1 Ke7 7.Rc8 g6 8.Rxd8 Kxd8
  +-  (5.12)   Depth: 13   00:00:01  1068kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Qd2 5.Rb8+ Kh7 6.e7 Qe1+ 7.Kg2 Qe4+ 8.Kh2 Qe2 9.e8Q
Qxf2+ 10.Kh3 Qf5+ 11.g4 Qd3+ 12.Kh4 Qxd6
  +-  (5.39)   Depth: 14   00:00:02  2686kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Qd2 5.Rb8+ Kh7 6.e7 Qe1+ 7.Kg2 Qe4+ 8.Kh2 Qe2 9.e8Q
Qxf2+ 10.Kh3 Qf5+ 11.g4 Qd3+ 12.Kh4 Qxd6
  +-  (5.39)   Depth: 14   00:00:02  2726kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Qd2 5.Rb8+ Kh7 6.e7 Qd1+ 7.Kg2 Qd5+ 8.f3 Qa2+ 9.Kh3
Qe6+ 10.g4 Qe2 11.e8Q Qxf3+ 12.Kh2 Qf4+ 13.Kg2 Qxd6 14.Rb7
  +-  (5.29)   Depth: 15   00:00:03  4406kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Qd2 5.Rb8+ Kh7 6.e7 Qd1+ 7.Kg2 Qd5+ 8.f3 Qa2+ 9.Kh3
Qe6+ 10.g4 Qe2 11.e8Q Qxf3+ 12.Kh2 Qf4+ 13.Kg2 Qxd6 14.Rb7
  +-  (5.29)   Depth: 15   00:00:03  4462kN
2.fxe6
  +-  (5.69)   Depth: 16   00:00:06  6972kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Kh7 5.e7 Qe5 6.Rd1 Qe2 7.Rd4 Qe1+ 8.Kg2 Kg6 9.d7 Qxe7
10.d8Q Qxd8 11.Rxd8
  +-  (6.14)   Depth: 16   00:00:16  19773kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Kh7 5.e7 Qe5 6.Rd1 Qe2 7.Rd4 Qe1+ 8.Kg2 Kg6 9.d7 Qxe7
10.d8Q Qxd8 11.Rxd8
  +-  (6.14)   Depth: 16   00:00:16  19858kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Kh7 5.e7 Qe5 6.Rb8 Qe1+ 7.Kg2 Qe4+ 8.Kh2 Qe2 9.Rf8
Qh5+ 10.Kg2 Qd5+ 11.f3 Qxd6 12.e8Q Qd4
  +-  (6.41)   Depth: 17   00:00:23  26612kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Kh7 5.e7 Qe5 6.Rb8 Qe1+ 7.Kg2 Qe4+ 8.Kh2 Qe2 9.Rf8
Qh5+ 10.Kg2 Qd5+ 11.f3 Qxd6 12.e8Q Qd4
  +-  (6.41)   Depth: 17   00:00:23  26754kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Kh7 5.e7 Qe5 6.Rb8 Qe1+ 7.Kg2 Qe4+ 8.Kh2 Qe2 9.Rf8
Qh5+ 10.Kg2 Qd5+ 11.f3 Qxd6 12.e8Q Qd2+ 13.Kh3 Qg5
  +-  (6.46)   Depth: 18   00:00:44  47217kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Kh7 5.e7 Qe5 6.Rb8 Qe1+ 7.Kg2 Qe4+ 8.Kh2 Qe2 9.Rf8
Qh5+ 10.Kg2 Qd5+ 11.f3 Qxd6 12.e8Q Qd2+ 13.Kh3 Qg5
  +-  (6.46)   Depth: 18   00:00:44  47511kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Kh7 5.e7 Qe5 6.Rb8 Qe1+ 7.Kg2 Qe4+ 8.Kh2 Qe2 9.Rf8
Qh5+ 10.Kg2 Qd5+ 11.f3 Qa2+ 12.Kh3 Qe6+ 13.g4 Qxd6 14.e8Q Qd4
  +-  (6.53)   Depth: 19   00:01:32  95419kN
2.fxe6 Kg8 3.d6 Qa5 4.Rb1 Kh7 5.e7 Qe5 6.Rb8 Qe1+ 7.Kg2 Qe4+ 8.Kh2 Qe2 9.Rf8
Qh5+ 10.Kg2 Qd5+ 11.f3 Qa2+ 12.Kh3 Qe6+ 13.g4 Qxd6 14.e8Q Qd4
  +-  (6.53)   Depth: 19   00:01:33  96122kN

(Byrne, Secane, PA USA 29.12.2003)





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