G18 1. 6. Kristýna Sabolová - WIM Anna Iwanow ½ - ½

[Event "EYCC 2012"] [Site "Praha"] [Date "2012.08.17"] [Round "1.6"] [White "Kristýna Sabolová"] [Black "WIM Anna Iwanow "] [Result "1/2-1/2"] [ECO "A40"] [WhiteElo "1889"] [BlackElo "2205"] [Annotator "Houdini 2.0b for IDeA x64 (5m)"] [PlyCount "118"] [EventDate "2012.08.17"] {A40: Unusual replies to 1 d4} 1. d4 g6 2. Nf3 Bg7 3. g3 c5 4. c3 cxd4 5. cxd4 {last book move} d6 {Prevents intrusion on e5.} 6. Bg2 Qb6 (6... Nf6 7. O-O $14 ) 7. b3 (7. Nc3 $5 $14 {deserves consideration}) 7... Nc6 {Pawn d4, live or die!.} 8. Bb2 Bg4 (8... Nf6 9. Nc3 $11) 9. Nbd2 (9. O-O Rd8 $11) 9... Nh6 (9... Nf6 $5 $15 {is interesting}) 10. O-O d5 (10... Nxd4 $4 {A poison bait which should not be taken} 11. Nc4 Qa6 12. Bxd4 $18) (10... Bxd4 $4 11. Nxd4 Nxd4 12. Nc4 Nxe2+ 13. Kh1 Nxg3+ 14. fxg3 Bxd1 15. Nxb6 axb6 16. Bxh8 $18 (16. Rfxd1 $6 O-O $18) (16. Raxd1 $6 {is clearly worse} O-O $18)) 11. h3 Be6 12. e3 Nb4 ( 12... Rc8 13. Ne5 $11) 13. Qe2 Bd7 (13... Nf5 14. g4 Nd6 15. Rfc1 $14) 14. a4 ( 14. a3 $5 Nc6 15. b4 $16) 14... O-O 15. Ba3 (15. Ne5 Bxe5 16. dxe5 Nf5 $14) 15... Nf5 16. Ne1 Nd6 17. Bxb4 Qxb4 {Black has the pair of bishops} 18. Nd3 Qb6 (18... Qa5 19. b4 Qd8 20. Bxd5 $14) 19. Nc5 (19. Bxd5 Bxh3 20. Rfc1 Rad8 $14) 19... Bc6 20. Rab1 a5 (20... Rae8 21. Qd3 $11) 21. Qd3 (21. Nf3 Rac8 $11) 21... Qa7 22. Qc2 (22. Rbc1 $5 $11) 22... b6 23. Nd3 Rfc8 24. Qb2 e6 25. Rfc1 Rab8 26. Qa3 Bf8 27. Qa2 Ne8 {Manoeuvre Nd6-e8-c7-d5} 28. Ne5 Ba8 29. Qb2 f6 30. Nd3 Nc7 (30... Nd6 31. Nf1 $15) 31. e4 (31. h4 $5 $11) 31... dxe4 32. Bxe4 Nd5 {A sound move} 33. Rxc8 Rxc8 34. Rc1 (34. Re1 Bc6 $11) 34... Re8 (34... Rxc1+ 35. Qxc1 Qb8 36. Bg2 $15) 35. Bg2 Qd7 36. Nc4 Rd8 37. Rd1 Bb7 38. Re1 Re8 39. Qa1 Kg7 40. Qb2 Rd8 41. Rd1 Re8 42. Ne3 (42. h4 Be7 $11) 42... g5 (42... Nxe3 43. fxe3 Rc8 44. Nf4 Bxg2 45. Qxg2 $15) 43. Rc1 (43. Nc4 Bd6 $11) 43... Bd6 (43... Nxe3 44. Bxb7 Qxb7 45. fxe3 $11) 44. Nxd5 (44. Nc4 Bc7 $11) 44... exd5 45. Re1 Rc8 46. Rc1 Rf8 (46... Rxc1+ 47. Qxc1 h6 48. Ne1 $15) 47. Qd2 (47. b4 $5 {is an interesting alternative} Ba6 48. b5 $14) 47... h5 48. f4 Qf5 (48... g4 49. Nf2 $15) 49. Rf1 Ba6 50. Rd1 (50. Rf3 g4 51. hxg4 hxg4 $15) 50... Re8 (50... Rc8 $5 $17) 51. fxg5 $15 fxg5 52. Kh2 $2 (52. Ne5 $142 $11 {was necessary}) 52... h4 $19 53. Ne5 hxg3+ 54. Kxg3 $4 {the final mistake, not that it matters anymore} (54. Kg1 Bxe5 55. dxe5 Rxe5 $19) 54... Bxe5+ (54... Rxe5 55. Be4 Rxe4+ 56. Kg2 Re2+ 57. Qxe2 Bxe2 58. Rc1 Qf3+ 59. Kg1 Qg3+ 60. Kh1 Qh2#) 55. dxe5 $17 Qxe5+ 56. Kf2 Qf5+ (56... Bc8 $142 $5 57. Kg1 Bb7 $17) 57. Kg1 $11 Rf8 58. Qd4+ Rf6 59. Qxd5 Qxd5 1/2-1/2