[Event "Netherlands 1989"]  [White "Jonathan Speelman"]  [Black "Zsuzsa Polgar"]  [Result "1-0"]  [ECO "A87"]  [PlyCount "115"]  [EventDate "1989.??.??"]  [Source "Pickard & Son"]  [SourceDate "2003.01.15"]   1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. O-O Bg7 5. c4 d6 6. d4 O-O 7. Nc3 Qe8 ({  Stockfish suggests} 7... Na6 $11 {which does not appear in my database}) 8. b3  (8. d5 {is the main line, e.g.,} Na6 9. Rb1 (9. Be3 $5) 9... Bd7 (9... Nc5 $1  $11 {again according to Stockfish}) 10. b4 c6 11. e4 $14 {Maly-Krizsany,  Austria 1995}) 8... e5 9. dxe5 dxe5 10. Ba3 ({Stockfish prefers} 10. e4 {e.g.,}  Nc6 (10... fxe4 $6 11. Ng5 Bg4 12. Qd2 $16) 11. Nd5 Qd7 12. exf5 e4 13. Nh4  gxf5 14. Nf4 Qxd1 15. Rxd1 Nh5 16. Nxh5 Bxa1 17. Ba3 Be5 18. Bxf8 Kxf8 19. g4  f4 20. h3 $14 {Schubert-Firnhaber, ICCF email 2018}) 10... Rf7 11. e4 Nc6 (  11... h6 $1) 12. Re1 (12. Bb2 h6 13. Qe2 f4 14. Nd5 Bg4 15. Rae1 Qf8 $11 {  Hoeppenstein-Mislin, DESC email 2018}) 12... f4 13. Nd5 $6 (13. h3 fxg3 14.  fxg3 Nh5 $11) 13... Bg4 14. Qd3 (14. Bb2 $5 Qf8 $15) 14... Bxf3 15. Bxf3 Nd4  16. Bg2 c6 (16... fxg3 $1 17. fxg3 Bf8 $15) 17. Nxf4 Rd8 (17... Rd7 $1 18. Nd5  cxd5 19. exd5 g5 20. Bb2 Qh5 $15) 18. Nh3 Nb5 19. Qxd8 Qxd8 20. cxb5 h6 21.  bxc6 bxc6 22. Bb2 (22. f3 $5 Qb6+ 23. Kh1 g5 $11) 22... Ng4 $2 (22... Qb6 23.  Red1 g5 24. Bxe5 Qa5 25. Bd4 Ng4 $17) 23. Bf1 Kh7 24. Bc4 Rf6 $2 (24... Rd7 $11  ) 25. Rad1 (25. Kg2 $1 $16) 25... Rd6 26. Be2 (26. Rxd6 Qxd6 27. Kg2 $14) 26...  Rxd1 $6 (26... Nf6 27. Bxe5 Rd2 28. Bc3 Rxd1 29. Rxd1 Qe7 30. Bxf6 Bxf6 31. Nf4  $14) 27. Rxd1 Qc8 28. Kg2 Bf8 (28... Nf6 $1 29. f3 Ne8 30. Bc4 $14) 29. Rc1 Qd7  30. Bxg4 $2 (30. Rc2 Nf6 31. f3 Qc7 32. Nf2 $14) 30... Qxg4 31. Rc4 (31. f3 Qd7  $17) 31... Bd6 $2 (31... Qe2 32. Bxe5 g5 $17) 32. Ng1 Qd7 $6 (32... Qd1 $1 33.  Rxc6 g5 34. h3 Bb8 35. Rc5 Qb1 36. Bxe5 Qxe4+ 37. Nf3 Bxe5 38. Rxe5 Qb4 $11)  33. Nf3 Qc7 $6 (33... g5 34. h3 Qc7 35. Bc3 $14) 34. Bc1 (34. h4 $1 $16) 34...  g5 $6 (34... Qb7 $11) 35. h3 Qb7 (35... a6 $5) 36. Be3 (36. Bd2 $5) 36... a6 (  36... a5 $1 $11) 37. Bc5 (37. Ne1 a5 38. Nd3 Qa6 $11) 37... Bc7 (37... Qc7 $11)  38. Nh2 h5 $2 (38... a5 39. Ng4 Qb8 $11) 39. Nf1 $6 (39. g4 hxg4 40. Nxg4 $16)  39... Bd8 40. Ne3 Qd7 $6 (40... Qb5 41. g4 hxg4 42. Nxg4 Qa5 43. a4 Qc7 $11)  41. Rc1 (41. g4 $5 $14) 41... Qe6 $6 (41... Be7 42. Bxe7 Qxe7 43. Rxc6 Qa3 44.  Rc2 $14) 42. Rd1 (42. g4 $16) 42... Be7 43. Bxe7 $6 (43. Bb6 g4 44. hxg4 hxg4  45. Nf5 $14) 43... Qxe7 44. Nc4 Qe8 $6 (44... g4 $11) 45. Rd6 Kg7 (45... g4 46.  hxg4 hxg4 47. Ne3 $14) 46. Ne3 (46. Rd3 $5) 46... Qb8 (46... Kf7 47. g4 hxg4  48. Nxg4 Ke7 $14) 47. Rxc6 Qb4 48. Rc4 (48. Rxa6 $1 Qxe4+ 49. Kg1 $14) 48...  Qe1 $2 (48... Qd2 49. Ra4 $14) 49. g4 (49. Rc5 $1 Qb1 50. Rxe5 Kf6 51. Rf5+ $16  ) 49... h4 $2 (49... hxg4 50. Nxg4 Qa5 51. Ra4 $14) 50. Ra4 a5 51. Nf1 Kf6 (  51... Qe2 52. Rc4 Qxa2 53. Rc5 $18 {is a very small improvement for Black}) 52.  Nh2 Qd2 53. Nf3 Qc3 54. Rc4 Qb2 55. Rc5 Qxa2 56. Rxe5 Qxb3 (56... Qc2 57. Rf5+  Kg6 58. Rxg5+ Kf7 59. Re5 $18 {won't save the game for Black but might prolong  it}) 57. Rxa5 Qb4 58. Rf5+ 1-0