Show Stopping RobboBases Bug?

[kingliveson]

TripleBase caused IvanHoe to draw a winning position:
[Event "Microsoft, Blitz:2'+2"]
[Site "VirtualBox"]
[Date "2011.09.29"]
[Round "1"]
[White "Houdini 1.5a x64"]
[Black "IvanHoe 0B.09.1D x64"]
[Result "1/2-1/2"]
[BlackElo "2000"]
[ECO "D02"]
[Opening "Queen's Pawn"]
[Variation "3.g3 c6"]
[WhiteElo "2000"]
[TimeControl "120+2"]
[Termination "normal"]
[PlyCount "167"]


{Dual Core, Ponder-Off W=19.5 ply; 2,981kN/s B=19.3 ply;
2,785kN/s; 2,092,380 TBAs} 1. h3 e5 2. c3 d5 3. d4 Nc6 4. Be3 Nf6 {Both
last book move} 5. dxe5 Nxe5 6. Nf3 Nc4 7. Bf4 Nxb2 8. Qb3 Nc4 9. e3 Nb6
10. Bb5+ c6 11. Bd3 Bd6 12. Bxd6 Qxd6 13. O-O Be6 14. Qb2 O-O 15. Nbd2 Rfe8
16. Bc2 Rab8 17. Rfd1 Qe7 18. Rab1 Nc8 19. Nd4 Nd6 20. a4 Bd7 21. Qb3 b6
22. Ne2 c5 23. Ng3 Bc6 24. a5 g6 25. Qa3 Nd7 26. Qb2 bxa5 27. Qa2 Rxb1 28.
Rxb1 Nb7 29. Ba4 Qd6 30. Nb3 Bxa4 31. Qxa4 Qc7 32. Ra1 Re6 33. Qa2 Nf6 34.
Ne2 c4 35. Nbd4 Ra6 36. Nb5 Qd7 37. Nbd4 a4 38. Qa3 Qc7 39. Nf4 Nc5 40. Rd1
Rb6 41. Rf1 Qd6 42. Ra1 a6 43. h4 Nce4 44. Qxa4 Nxc3 45. Qc2 Nce4 46. f3
Ng3 47. Rd1 Qe5 48. Qd2 Nfh5 49. Nxh5 Nxh5 50. g4 Nf6 51. Kg2 Nd7 52. Re1
Nc5 53. Re2 Nd3 54. Qa5 Qd6 55. h5 gxh5 56. Nf5 Qd8 57. Kg3 hxg4 58. fxg4
h5 59. Qxd5 Qxd5 60. Ne7+ Kf8 61. Nxd5 Rg6 62. Kh4 hxg4 63. Kg3 Nc5 64. e4
a5 65. Nc3 a4 66. Rh2 a3 67. Rh5 Rc6 68. Kxg4 Kg7 69. Kf4 Rf6+ 70. Kg4 a2
71. Nxa2 Nxe4 72. Re5 Rf2 73. Rxe4 f5+ 74. Kg3 fxe4 75. Kxf2 Kf6 76. Ke3
Kf5 77. Nc3 Kg5 78. Nxe4+ Kh6 79. Nd6 c3 80. Kd3 Kg7 81. Ne8+ Kh8 82. Kc2
Kg8 83. Nf6+ Kh8 84. Kxc3 {Draw accepted Insufficient material} 1/2-1/2

And caused a drawn position to be lost:
[Event "Microsoft, Blitz:2'+2"]
[Site "VirtualBox"]
[Date "2011.09.29"]
[Round "3"]
[White "Houdini 1.5a x64"]
[Black "IvanHoe 0B.09.1D x64"]
[Result "1-0"]
[BlackElo "2000"]
[ECO "A31"]
[Opening "English"]
[Variation "Symmetrical, Two Knights, 4...Nc6 5.Nc3"]
[TimeControl "120+2"]
[Termination "normal"]
[PlyCount "195"]

{Dual Core, Ponder-Off W=17.7 ply; 2,890kN/s B=17.9 ply;
2,725kN/s; 2,602,185 TBAs} 1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 {Both
last book move} 5. Nb5 d6 6. Bg5 Nc6 7. e3 Be6 8. Be2 a6 9. Bxf6 gxf6 10.
N5c3 f5 11. Nd5 Bg7 12. O-O O-O 13. Nbc3 Rb8 14. Qd2 Rc8 15. Rad1 Kh8 16.
b3 Rg8 17. Na4 e4 18. Nab6 Be5 19. f4 exf3 20. Bxf3 Rb8 21. Qf2 Rg7 22. Qe2
Kg8 23. a4 a5 24. Rd2 Nb4 25. Qd1 Na6 26. g3 Nc5 27. Rg2 Rg5 28. Kh1 Kh8
29. Be2 Rg7 30. Qc2 Qg5 31. Nf4 Qh6 32. Kg1 Re8 33. Bf3 Kg8 34. Nbd5 Kh8
35. Nc7 Reg8 36. Nb5 Bd7 37. Nd4 Qg5 38. Bd5 h5 39. Kh1 Rh7 40. Nf3 Qh6 41.
Nh4 Qg5 42. Rd2 Re8 43. Bg2 Ne4 44. Rd5 b6 45. Rdd1 Nf6 46. Nd3 Qxe3 47.
Rfe1 Qh6 48. Nxe5 dxe5 49. Qc3 Qg7 50. Rxe5 Ng8 51. Rdd5 Rh6 52. Qe3 Rxe5
53. Rxe5 Rd6 54. Bd5 Qf6 55. Ng2 Nh6 56. h3 Kh7 57. Qe1 Qg5 58. Qf2 Bc6 59.
Bxc6 Rxc6 60. Nf4 Rd6 61. Rd5 Rxd5 62. Nxd5 Qc1+ 63. Kg2 Qb1 64. Qe3 Qd1
65. Kh2 Qc2+ 66. Kg1 Qb1+ 67. Kf2 Ng8 68. Qxb6 Qc2+ 69. Ke3 Qe4+ 70. Kd2
Qg2+ 71. Kd3 Qe4+ 72. Kc3 Qe1+ 73. Kd4 Ne7 74. Nf6+ Kg7 75. Nxh5+ Kh7 76.
Nf6+ Kg7 77. Nd5 Qa1+ 78. Kc5 Qa3+ 79. Kb5 Nxd5 80. cxd5 Qxb3+ 81. Kc6 Qc4+
82. Kd6 Qxa4 83. Qb2+ f6 84. Qb7+ Kg6 85. Kc7 Qc4+ 86. Kd7 a4 87. Ke8 Qd4
88. Kf8 f4 89. Qg7+ Kh5 90. Qg4+ Kh6 91. Qxf4+ Qxf4 92. gxf4 a3 93. d6 a2
94. d7 a1=Q 95. d8=Q Qc3 96. Qb6 Qxh3 97. Qxf6+ Kh7 98. Qg7# 1-0