Trap the Q

Discussion of anything and everything relating to chess playing software and machines.

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MikeGL
Posts: 1010
Joined: Thu Sep 01, 2011 2:49 pm

Trap the Q

Post by MikeGL »

[pgn]
[Event "CEGT 40/120"]
[Site "?"]
[Date "2019.12.25"]
[Round "22"]
[White "Houdini 6.0 x64"]
[Black "LCZero 0.21.2 Cuda (42668)"]
[Result "0-1"]
[TimeControl "480+5"]
[Termination "normal"]
[PlyCount "193"]
[WhiteType "human"]
[BlackType "human"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. O-O d6 5. c4 Nc6 6. Nc3 Nf6 7. d4
{+0.21/30 321} O-O {-0.42/15 54} 8. d5 {+0.57/27 66} Ne7 {-0.39/11 72} 9.
e4 {+0.72/25 100} a5 {-0.41/11 117} 10. Re1 {+0.45/28 352} b6 {-0.30/11 98}
11. Rb1 {+0.34/29 414} Bd7 {-0.29/13 143} 12. Bd2 {+0.43/28 381} h6
{-0.14/11 95} 13. Qe2 {+0.42/27 215} Nh7 {-0.09/11 107} 14. Rbd1 {+0.33/26
192} f5 {-0.07/12 113} 15. Bc1 {+0.21/28 355} fxe4 {-0.05/12 188} 16. Nxe4
{+0.20/30 171} Nf6 {-0.09/11 128} 17. Nxf6+ {+0.19/29 212} Rxf6 {-0.09/12
47} 18. b3 {+0.17/30 156} Rf7 {-0.08/12 139} 19. Nd2 {+0.23/29 336} Nf5
{-0.10/12 155} 20. Bb2 {+0.34/28 85} Qe7 {-0.12/12 117} 21. Qd3 {+0.21/29
268} Qg5 {-0.12/13 32} 22. Ne4 {+0.29/28 100} Qh5 {-0.07/19 101} 23. f4
{+0.52/28 70} exf4 {-0.05/24 105} 24. Bf3 {+0.47/32 121} Qh3 {-0.04/25 67}
25. Nf2 {+0.21/33 233} Qxh2+ {-0.05/29 50} 26. Kxh2 {+0.13/34 126} fxg3+
{-0.02/31 98} 27. Kh1 {+0.14/33 50} gxf2 {-0.01/30 62} 28. Re6 {+0.15/35
209} Bxb2 {-0.01/29 4} 29. Rxg6+ {+0.15/32 59} Ng7 {0.00/25 2} 30. Bg4
{+0.26/32 74} Bxg4 {0.00/22 221} 31. Rxg4 {+0.26/31} Raf8 {0.00/23 71} 32.
Rf1 {+0.04/36 171} Rf5 {+0.01/23} 33. Qe2 {+0.02/34 118} h5 {+0.07/14 303}
34. Rg2 {+0.02/38 220} Bd4 {+0.05/12 79} 35. Qd1 {+0.02/37 74} Bc5
{+0.45/18 239} 36. Rg3 {-0.11/35 130} R8f7 {+1.05/14 180} 37. Qd3 {-0.19/34
209} Kf8 {+1.19/15 119} 38. a3 {-0.53/33 128} Bxa3 {+1.40/15 139} 39. Rg2
{-0.56/34 73} Rf4 {+1.42/21 123} 40. Qh7 {-0.46/31 52} Rh4+ {+1.32/23 79}
41. Rh2 {-0.42/11} Rxh2+ {+1.33/21 48} 42. Kxh2 {-0.42/10} Rf6 {+1.34/20
121} 43. Qh8+ {-0.07/34 61} Kf7 {+1.33/17 6} 44. Qc8 {-0.07/35 84} Bc5
{+1.29/19 363} 45. Qxc7+ {-0.07/33 18} Kg6 {+1.28/20} 46. Qe7 {-0.07/35 86}
Rf4 {+1.28/17} 47. Kg2 {-0.07/34 19} Kh6 {+1.25/16 96} 48. Qd8 {-0.07/36
200} Rf5 {+1.24/17 171} 49. Kh2 {-0.07/37 62} Rf4 {+1.24/14 126} 50. Kg2
{-0.07/36 9} Kg6 {+1.23/20 40} 51. Qe7 {-0.07/39 63} Rf6 {+1.19/18 49} 52.
Qe2 {-0.07/37 71} Kg5 {+1.20/15 97} 53. Qe4 {-0.07/36 245} Rf4 {+1.21/18
43} 54. Qh7 {-0.07/38 64} Bd4 {+1.19/18 69} 55. Qg8 {-0.14/32 51} Kh6
{+1.21/17 73} 56. Qh8+ {-0.07/34 25} Kg6 {+1.16/17 68} 57. Qd8 {-0.07/34
20} Rf6 {+1.20/15 63} 58. Qe7 {-0.07/37 47} Bc5 {+1.21/16 14} 59. Qe2
{-0.07/39 48} Kg5 {+1.21/18 35} 60. Qe4 {-0.07/43 34} Rf4 {+1.17/19 27} 61.
Qh7 {-0.07/50 104} Bd4 {+1.11/20 94} 62. Qg8 {-0.07/40 40} h4 {+1.11/19}
63. Qh7 {-0.07/31 27} Nf5 {+1.07/17 24} 64. Qg8+ {-0.07/34 21} Kf6
{+1.02/17 91} 65. Qd8+ {-0.07/35 44} Kg6 {+1.02/15 32} 66. Qe8+ {-0.07/35
12} Kg7 {+0.98/16 36} 67. Kh3 {-0.07/33 26} Nh6 {+1.30/11 13} 68. Qh5
{-0.07/32 27} Nf7 {+1.60/13 17} 69. Kg2 {-0.07/32 26} Ne5 {+1.68/13 18} 70.
Rd1 {-1.79/28 61} Bc5 {+1.97/14 26} 71. Qg5+ {-1.91/32 31} Ng6 {+1.96/15
19} 72. Rf1 {-2.57/27 32} Rf8 {+1.99/14 15} 73. Qg4 {-3.06/29 30} Kh6
{+2.03/13 16} 74. Kh3 {-3.27/27 29} Rf4 {+2.30/12 36} 75. Qd1 {-5.10/27 29}
Ne5 {+2.37/12 53} 76. Qc1 {-4.86/27 14} Kg5 {+2.44/14 6} 77. Qd2 {-6.85/29
45} Bd4 {+2.64/13 17} 78. Qc1 {-4.33/28 19} Ng4 {+2.81/13 17} 79. Qd2
{-4.19/27 22} Nh6 {+2.96/12 16} 80. b4 {-5.10/31 48} axb4 {+4.80/9 35} 81.
c5 {-4.61/27 18} bxc5 {+5.13/9 28} 82. Rxf2 {-5.51/27 41} Bxf2 {+4.89/10
20} 83. Qxf2 {-5.51/30} Nf7 {+5.00/9 30} 84. Qg1+ {-4.68/23 17} Kf6
{+4.71/9 54} 85. Qa1+ {-5.59/27 68} Kg6 {+4.73/8 28} 86. Qb1+ {-5.58/27 34}
Kh6 {+4.46/8 23} 87. Qc1 {-5.90/30 29} Ng5+ {+4.28/9 16} 88. Kg2 {-6.70/27
29} Rd4 {+4.87/8 17} 89. Qe3 {-4.72/23 18} Rxd5 {+5.69/8 18} 90. Qe8
{-5.62/27 41} Rd4 {+5.71/8 23} 91. Kf1 {-5.61/25 30} Kg7 {+6.72/8 24} 92.
Qd7+ {-5.94/26 29} Kf6 {+6.86/8 30} 93. Ke2 {-6.45/25 29} h3 {+6.76/7 20}
94. Qd8+ {-10.31/24 29} Kf5 {+6.11/8 16} 95. Kf2 {-13.93/25 30} h2 {+5.92/8
23} 96. Qf8+ {-10.18/22 13} Ke4 {+5.74/8 31} 97. Kg2 {-10.19/23 Weiss gibt
auf} 0-1
[/pgn]

Funny game when it looks like White managed to trap the Q of LCZero, but it was the other way around. Pretending to be trapped was in fact the trap. Two minor pieces + f-pawn passer, versus Q of white is an interesting imbalance.

[d]r5k1/2pb1rb1/1p1p2pp/p2P1n2/2P2p2/1P1Q1BPq/PB3N1P/3RR1K1 b - - 3 25
I told my wife that a husband is like a fine wine; he gets better with age. The next day, she locked me in the cellar.