J.S.BAM sometimes issue illegal moves if it is under check.
In the first game J.S.BAM tried g7g6 while it is under check.
[Event "Test game"]
[Site "P3 1GHz 256MB"]
[Date "2004.11.26"]
[Round "1"]
[White "LDBlanche_20c"]
[Black "J.S.BAM 0.33"]
[Result "1-0"]
[TimeControl "20"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 a5 7. Bb5+
{Forfeit due to illegal move} 1-0
And here h7h6 (Rh6+)
[Event "Test game"]
[Site "P3 1GHz 256MB"]
[Date "2004.11.26"]
[Round "4"]
[White "J.S.BAM 0.33"]
[Black "LDBlanche_20c"]
[Result "0-1"]
[TimeControl "20"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bb5+ Bd7 6. Qd3 a6 7. Bc4 Nc6
8. Nxc6 Bxc6 9. Nd2 Nxe4 10. Nxe4 d5 11. Bxd5 Qxd5 12. Qxd5 Bxd5 13. f3 Rc8
14. Nc3 e6 15. Bd2 Be7 16. O-O-O O-O 17. Nxd5 exd5 18. Be3 Rfd8 19. Kb1 Bc5
20. Bxc5 Rxc5 21. Rhe1 a5 22. Re7 b5 23. Rd4 Rdc8 24. c3 b4 25. Re5 bxc3
26. Rexd5 c2+ 27. Kc1 f5 28. Rxc5 Rxc5 29. Rd8+ Kf7 30. Rd2 Kf6 31. Rxc2
Rd5 32. Rc6+ Ke5 33. Rc7 Kf6 34. Rc8 Ke5 35. Re8+ Kf6 36. Rh8 Kg6 37. Re8
Kf6 38. Rf8+ Kg5 39. Rc8 f4 40. Kb1 Rd2 41. Rc7 Kf6 42. Rc6+ Ke7 43. Rc7+
Kf6 44. Rc4 g5 45. Rc6+ Ke5 46. Rc7 Rxg2 47. Re7+ Kf6 48. Rxh7 g4 49. fxg4
f3 50. h3 f2 51. Kc2 f1=Q+ 52. Kc3 Rg3+
{Forfeit due to illegal move} 0-1
Igor