Author: Robert Allgeuer
Date: 13:46:17 11/30/04
Under certain conditions, not sure when, ERT from Chesspartner 5.3 claims
"Checkmate !!", even though the game is definitely not checkmate. In all such
cases the side a mate is claimed for is clearly in advantage, but it is not a
mate.
These games have been played with score threshold set to 7.0 pawns and I do
believe what ERT really should output in these games is "score threshold
reached".
The problem occurs in Chesspartner 5.3, both before and after installation of
Gandalf 6 (which I think updates to Chesspartner 5.3b)
Some example games below
Robert
[Event "Pharaon v3.1 Gauntlet"]
[Site "DISCO"]
[Date "2004.11.16"]
[Round "3.3"]
[White "Pharaon v3.1"]
[Black "Pro Deo v1.0 11.Aug."]
[Result "0-1"]
[TimeControl "300+2"]
1. c4 e5 2. g3 Nf6 3. Nc3 c6 4. Nf3 e4 5. Nd4 d5 6. cxd5 Qb6 7. Nc2 cxd5 8.
Bg2 Nc6 9. O-O Bg4 10. d3 Rd8 11. dxe4 dxe4 12. Qe1 Be7 13. Nxe4 Nxe4 14.
Bxe4 Bh3 15. Bg2 Bxg2 16. Kxg2 O-O 17. Qc3 Qa6 18. Re1 Rfe8 19. Qf3 Bf6 20.
Kg1 Qa5 21. Kf1 Re7 22. h3 Red7 23. Qe4 Nd4 24. Nxd4 Rxd4 25. Qc2 Qh5 26.
Kg2 Qd5+ 27. e4 Qe6 28. Bf4 g5 29. Bc1 Rc4 30. Qe2 b6 31. b3 Rcd4 32. Qg4
Qxg4 33. hxg4 Rd1 34. Rxd1 Rxd1 35. Rb1 Bc3 36. Kf3 Bd2 37. Bxd2 Rxb1 38.
b4 Ra1 39. Bxg5 Rxa2 40. Be7 a5 41. bxa5 bxa5 42. Bd6 a4 43. g5 Rb2 44. Kg2
Rb3 45. Be5 a3 46. Kh3 a2 47. Kg4 Kf8 48. Bf6 Ke8 49. Bg7 Rb6 50. Bc3 Kd7
51. f3 Rb1 52. Bf6 Kd6 53. Kf5 Kc5 54. Kf4 Kb4 55. Kf5 Ka3 56. f4 Rb5+ 57.
Kg4 { Checkmate !! } 0-1
[Event "Pharaon v3.1 Gauntlet"]
[Site "DISCO"]
[Date "2004.11.16"]
[Round "3.7"]
[White "Pharaon v3.1"]
[Black "Fruit v1.5"]
[Result "0-1"]
[TimeControl "300+2"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8.
c3 d5 9. exd5 Nxd5 10. a4 Be6 11. Nxe5 Nxe5 12. Rxe5 c6 13. axb5 Bd6 14.
Bxd5 cxd5 15. Rxe6 fxe6 16. Qe2 Qf6 17. Rxa6 Rxa6 18. bxa6 Qh6 19. h3 Bc5
20. b4 Bxf2+ 21. Kh1 Ba7 22. Qe1 Qf6 23. Na3 Qf1+ 24. Qxf1 Rxf1+ 25. Kh2
Bb8+ 26. g3 Rxc1 27. h4 Ra1 28. Nc2 Ra2 29. Nd4 Rxd2+ 30. Kh1 Kf7 31. Nc6
Bxg3 32. a7 Rh2+ 33. Kg1 Ra2 34. Kf1 Ra6 35. b5 Ra1+ 36. Ke2 Ra2+ 37. Kf3 {
Checkmate !! } 0-1
[Event "Pharaon v3.1 Gauntlet"]
[Site "DISCO"]
[Date "2004.11.16"]
[Round "5.4"]
[White "Pro Deo v1.0 11.Aug."]
[Black "Pharaon v3.1"]
[Result "1-0"]
[TimeControl "300+2"]
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3 Ne4 7. Qg4 Kf8 8.
a3 Bxc3+ 9. bxc3 c5 10. Bd3 Nxc3 11. dxc5 Nc6 12. Nf3 f5 13. exf6 Qxf6 14.
Qh5 e5 15. Bg6 e4 16. Nh4 Ne7 17. f3 d4 18. Rf1 dxe3 19. fxe4 Nxe4 20.
Rxf6+ Nxf6 21. Qf3 Bd7 22. Qxb7 Bc6 23. Qc7 Rc8 24. Qd6 Ne8 25. Bxe8 Kxe8
26. Ng6 Nxg6 27. Qxg6+ Kf8 { Checkmate !! } 1-0
[Event "GLC v3.0.3.4 Gauntlet"]
[Site "DISCO"]
[Date "2004.11.06"]
[Round "3.5"]
[White "Green Light Chess v3.0.3.4"]
[Black "List v5.12"]
[Result "0-1"]
[ECO "B57"]
[Opening "Sicilian"]
[Variation "Sozin, not Scheveningen"]
[TimeControl "300+2"]
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. O-O Nxd4
8. Qxd4 e5 9. Qd3 Be7 10. Bg5 Rc8 11. Bxf6 Bxf6 12. Bb3 Rc6 13. Ba4 Ra6 14.
Bb5 Bxb5 15. Qxb5+ Qd7 16. Qxd7+ Kxd7 17. Nd5 Bd8 18. b3 Ke6 19. f4 Bb6+
20. Kh1 exf4 21. Nxf4+ Ke5 22. Nd3+ Ke6 23. a4 Rf8 24. Nf4+ Ke5 25. Nh5 g6
26. Nf6 Rc8 27. Nxh7 Rxc2 28. Rxf7 Kxe4 29. Ng5+ Kd3 30. Rxb7 Kc3 31. Ne6
Rb2 32. Rf7 Kxb3 33. Rf3+ Kc2 34. h3 Ra5 35. Kh2 d5 36. Rf4 Be3 37. Nd4+
Kd2 38. Rg4 Ra6 39. Nf3+ Ke2 40. Kg3 Bf2+ 41. Kh2 Rf6 42. Ne5 Be3 43. Nxg6
d4 44. Ne7 Rc2 45. Nd5 Rf5 46. Nxe3 dxe3 47. Kg3 Rd5 48. Rg7 a5 49. Re7 Rc3
50. Ra2+ Kd3 51. h4 Rdc5 52. Ra1 Rf5 53. Re6 Rb3 54. Ra2 Rd5 55. Kf3 Rf5+
56. Kg3 Rc5 57. Re8 Rd5 58. Re6 Rc5 59. Ra1 Rf5 60. Rd6+ Ke4 61. Re1 Re5
62. Rc1 Rb4 63. Rf1 Re7 64. Rf3 Rg7+ 65. Kh2 Ke5 66. Rh6 Re4 67. Rff6 Rgg4
68. Rf1 Rxh4+ 69. Rxh4 Rxh4+ 70. Kg3 Rxa4 71. Rb1 Rb4 72. Ra1 a4 73. Kf3
Re4 74. Ke2 Kd5 75. Ra3 Kc5 76. Ra1 Kb4 77. Kd3 Re5 78. Rb1+ Ka5 79. Re1 a3
80. Kc3 e2 81. Kd4 Re7 82. Kc3 Ka4 83. Kc2 Rc7+ 84. Kb1 Rb7+ 85. Ka1 {
Checkmate !! } 0-1
[Event "GLC v3.0.3.4 Gauntlet"]
[Site "DISCO"]
[Date "2004.11.06"]
[Round "5.5"]
[White "Green Light Chess v3.0.3.4"]
[Black "List v5.12"]
[Result "0-1"]
[ECO "A48"]
[Opening "King's Indian"]
[Variation "Torre attack"]
[TimeControl "300+2"]
1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e3 d5 6. Bd3 Nbd7 7. c3 h6 8.
Bh4 Re8 9. O-O e5 10. dxe5 Nxe5 11. Nxe5 Rxe5 12. Qc2 Rh5 13. Bg3 Qe7 14.
Be2 Bg4 15. Bxg4 Nxg4 16. h3 Nf6 17. Bf4 a6 18. Qb3 c6 19. a4 Re8 20. a5
Nh7 21. Ra4 c5 22. Rd1 Nf8 23. Nf1 c4 24. Qb6 Ne6 25. Rb4 Nxf4 26. exf4 Qe2
27. Rd2 Qe1 28. Qxb7 Bf8 29. Rb6 Qc1 30. Rd4 Re2 31. Rxd5 Re1 32. Rf6 Be7
33. Qc8+ Kg7 34. Qxc4 Bxf6 35. Rd7 Re7 36. Rxe7 Bxe7 37. b4 Rb5 38. Qb3
Qxf4 39. Qa3 Qe4 40. Qc1 Qc6 41. Ne3 Rxb4 42. Nd5 Re4 43. Nxe7 Rxe7 44. c4
Re4 45. Qc3+ f6 46. Qd3 Re1+ 47. Kh2 { Checkmate !! } 0-1
[Event "GLC v3.0.3.4 Gauntlet"]
[Site "DISCO"]
[Date "2004.11.06"]
[Round "6.3"]
[White "Green Light Chess v3.0.3.4"]
[Black "Pro Deo v1.0 11.Aug."]
[Result "0-1"]
[ECO "B33"]
[Opening "Sicilian"]
[Variation "Pelikan (Lasker/Sveshnikov) variation"]
[TimeControl "300+2"]
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 a6 8.
Na3 Be6 9. Bc4 Rc8 10. Bxe6 fxe6 11. Bg5 Be7 12. Bxf6 Bxf6 13. Qh5+ g6 14.
Qg4 Nd4 15. h4 O-O 16. h5 Qa5 17. O-O Kg7 18. Kh1 g5 19. Rad1 Qb4 20. Rb1
Be7 21. Qh3 Rf4 22. h6+ Kg6 23. Kg1 Rh4 24. Qd3 Kxh6 25. Rfd1 Kg7 26. Qe3
g4 27. Rd3 Kf7 28. Qe1 Rg8 29. Ne2 Nxe2+ 30. Qxe2 Rg6 31. g3 Rh3 32. Kg2 b6
33. Rb3 Qxa4 34. Rxb6 Rgh6 35. Rg1 Rh2+ 36. Kf1 Qd4 37. Rxa6 Rxf2+ 38.
Qxf2+ Rf6 39. Qxf6+ Kxf6 40. c4 d5 41. Rc6 dxe4 42. Nc2 Qd3+ 43. Kg2 Qxc2+
44. Kh1 { Checkmate !! } 0-1
[Event "GLC v3.0.3.4 Gauntlet"]
[Site "DISCO"]
[Date "2004.11.07"]
[Round "8.2"]
[White "Chess Tiger 15.0 normal"]
[Black "Green Light Chess v3.0.3.4"]
[Result "1-0"]
[ECO "C11"]
[Opening "French"]
[Variation "Steinitz, Boleslavsky variation"]
[TimeControl "300+2"]
1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8.
Nxd4 Bc5 9. Qd2 O-O 10. O-O-O Qa5 11. Nb3 Bxe3 12. Qxe3 Qb6 13. Qxb6 Nxb6
14. g3 a5 15. Nb5 a4 16. N3d4 Bd7 17. Nd6 a3 18. b3 Rab8 19. N4b5 f6 20.
exf6 Rxf6 21. Bh3 Rh6 22. Bg4 Ra8 23. Rd2 Nd8 24. h3 Rg6 25. Rd3 Bxb5 26.
Nxb5 Ra5 27. Nd4 Rf6 28. Rc3 Ra8 29. Re1 Rb8 30. Rce3 Kh8 31. c3 Ra8 32.
Kc2 Rb8 33. Nxe6 Nxe6 34. Bxe6 h6 35. Kd3 Ra8 36. Kd4 Rff8 37. Kc5 Ra6 38.
Bg4 Na8 39. Re8 Rxe8 40. Rxe8+ Kh7 41. Rb8 Ra5+ 42. Kd6 Ra7 43. Be6 d4 44.
cxd4 g6 45. Bd5 Ra6+ 46. Ke5 Ra7 47. Rxb7+ Rxb7 { Checkmate !! } 1-0
[Event "Jonny v2.70 gauntlet"]
[Site "DISCO"]
[Date "2004.10.20"]
[Round "10.6"]
[White "Pepito v1.59 profile"]
[Black "Jonny v2.70"]
[Result "0-1"]
[ECO "E60"]
[Opening "King's Indian, 3.Nf3"]
[TimeControl "300+2"]
1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. d5 Na5 8.
Nbd2 c5 9. e4 b5 10. cxb5 a6 11. bxa6 Bxa6 12. Re1 Nd7 13. Nb1 Nc4 14. Qc2
Qb6 15. Nc3 Rfb8 16. Na4 Qb4 17. a3 Qb3 18. Qxb3 Rxb3 19. Bh3 Bc8 20. Nc3
Nxb2 21. Bxb2 Rxb2 22. Nd1 Rb3 23. Nd2 Rxg3+ 24. hxg3 Bxa1 25. Nc4 Ne5 26.
Nxe5 Bxh3 27. Nc4 Bd4 28. Nde3 Ra4 29. Kh2 Bg4 30. e5 Bxe3 31. Nxe3 Bf3 32.
exd6 exd6 33. Rb1 Rxa3 34. Rb6 h5 35. Rxd6 Ra1 36. g4 h4 37. Ng2 g5 38.
Rd8+ Kg7 39. Rc8 Rf1 40. d6 Rxf2 41. d7 Rxg2+ { Checkmate !! } 0-1
[Event "Jonny v2.70 gauntlet"]
[Site "DISCO"]
[Date "2004.10.18"]
[Round "1.15"]
[White "Jonny v2.70"]
[Black "Thinker v4.6b"]
[Result "1-0"]
[ECO "B14"]
[Opening "Caro-Kann"]
[Variation "Panov-Botvinnik attack, 5...e6"]
[TimeControl "300+2"]
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. cxd5 Nxd5
8. Bd2 Nc6 9. Bd3 O-O 10. O-O Be7 11. Re1 Bf6 12. Qb1 g6 13. Bh6 Re8 14.
Bb5 Nxc3 15. bxc3 Qd5 16. Bf4 a6 17. Bd3 Qh5 18. Qb6 Ne7 19. c4 Nf5 20.
Rab1 Qg4 21. Re4 Qh5 22. d5 g5 23. dxe6 fxe6 24. Be5 g4 25. Bxf6 gxf3 26.
g3 Rf8 27. Ba1 Qh3 28. Bf1 Qh5 29. Qb2 Qg6 30. Bh3 Kf7 31. Bxf5 exf5 32.
Re3 Re8 33. Rxe8 Kxe8 34. Qh8+ Ke7 35. Rd1 Qe6 36. Bc3 Bd7 37. Bb4+ Kf7 38.
Qxh7+ Kf6 39. Bc3+ Kg5 40. h4+ Kg4 41. Kh2 Be8 42. Rd4+ Qe4 { Checkmate !!
} 1-0
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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