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Oswestry Chess Club
[Event "Club Championship"] [Site "?"] [Date "2025.04.24"] [Round "Rd 5"] [White "Sadler, Paul"] [Black "Loe, Alex"] [Result "0-1"] [Annotator "Rudy Van kemenade"] [ECO "C42"] [WhiteElo "1566"] [BlackElo "1455"] [PlyCount "123"] [GameId "2170317068214303"] [EventDate "2025.04.28"] [SourceVersionDate "2025.04.25"] {[%evp 0,123,17,22,-12,16,32,27,27,21,36,33,32,32,58,65,65,63,61,62,65,68,70,59,87,81,-20,81,90,92,112,66,76,99,120,142,138,67,153,172,81,132,283,300,113,143,149,138,131,145,137,147,144,147,186,91,165,179,211,187,200,202,223,156,250,147,149,150,135,21,73,73,19,74,73,70,166,101,101,-15,-79,-1,-79,-1,-1,-1,32,-1,-1,-1,-1,-324,-305,-318,-335,-284,-362,-265,-304,-236,-250,-310,-277,-223,-268,-328,-302,-272,-266,-412,-487,-487,-474,-589,-690,-478,-755,-776,-463,-1270,-1220,-1439,-1436,-1462,-1522,-29975]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Bg4 (5... d5 {main}) 6. Bd3 Nf6 7. O-O Nc6 (7... Be7) 8. c3 Be7 9. Bg5 h6 10. Bxf6 (10. Be3 O-O 11. Nbd2 d5 {Sarkozy-Wehhofer, Frankfurt Ch 2008, 0-1}) 10... Bxf6 11. Re1+ Be7 12. Nbd2 (12. h3 Bh5 13. Nbd2 Qd7 14. Bb5 a6 15. Ba4 O-O 16. d5 {Petauer-Straze. Sentjur Ipavec Memorial 2010,1-0}) 12... O-O 13. Qb3 b6 $2 {weakens the wh squares} (13... Rb8 14. Re3 $16 {SF17.1}) 14. Be4 (14. Qd5 Bd7 15. Qe4 f5 (15... g6 16. Bb5 $18) 16. Qd5+ Kh7 17. Bb5 Qe8 18. Qc4 Ne5 (18... Na5 19. Qxc7 Bxb5 20. Qxe7 $18) 19. dxe5 Bxb5 20. Qxc7 Qd8 21. Qxd8 Rfxd8 22. Nd4 Ba4 23. e6 g6 24. Nf1 $18 {SF17.1}) 14... Na5 (14... Bd7 15. Nf1 Rb8 16. Ng3 $16 {SF17.1}) 15. Qa4 (15. Qb5 c6 (15... Bd7 16. Qe2 c6 17. Bc2 Re8 18. Qe4 g6 19. Qf4 Bf8 20. h4 $18) 16. Bxc6 a6 17. Qd5 Nxc6 18. Qxc6 Bd7 19. Qe4 Re8 20. d5 $16 {SF17.1}) 15... Rb8 (15... d5 16. Bd3 Bd7 17. Qc2 c5 18. Rad1 $14 {Sf17.1}) 16. b4 (16. d5 $16 {SF17.1}) 16... d5 (16... Bd7 17. Qc2 Nc6 18. Nf1 Bf6 19. Ng3 g6 20. h4 $16 {SF17.1} Bxh4 21. b5 Na5 22. Bxg6 Bxg3 23. fxg3 Qf6 (23... fxg6 24. Qxg6+ Kh8 25. Qxh6+ Kg8 26. Qg6+ Kh8 27. Kf2 $18) 24. Bh7+ Kh8 25. Bd3 $18 {SF17.1}) 17. Bxd5 (17. Ne5 $1 Bg5 18. Bb1 Bxd2 19. Qc2 f5 20. Qxd2 Nc4 21. Qd3 Nxe5 22. dxe5 c6 23. b5 $18 {SF17.1 most players would just take the pawn on d5}) 17... Qxd5 18. Rxe7 $18 Qd6 19. Rae1 Nb7 20. Re8 (20. R7e3 {SF17.1} Be6 21. c4 Bd7 22. Qb3 Rfe8 23. Ne4 Qf8 24. Ne5 Re7 25. c5 $18) 20... Ra8 21. Rxa8 Rxa8 22. Re8+ (22. Qa6 Bxf3 23. Nxf3 Rb8 24. h3 $18 {SF17.1}) 22... Rxe8 23. Qxe8+ Qf8 24. Qe4 Bxf3 25. Nxf3 Nd6 26. Qc6 Qc8 27. h3 {Wh is a sound pawn up, so the win should just be a matter of time to gradually advance the Q side pawns.} f6 28. Nh4 (28. d5 Qb7 29. Qxb7 Nxb7 30. Nd4 Nd6 31. Kf1 Ne4 32. c4 Nd2+ 33. Ke2 Nxc4 34. Nb5 {SF17.1- Wh regains the pawn and has managed to bring the K into the game well before Bl}) 28... Qb7 (28... Kf7 29. a4 g5 30. Nf3 Nf5 {SF17.1-keeping Qs on is a better chance of survival as it stops the Wh K from getting active}) 29. Qxb7 Nxb7 30. Nf5 Kf7 31. g4 {these pawns should be kept back, as Wh's advantage lies on the other side.} (31. Kf1 {The K needs to go to the centre to support the advance of the extra pawn}) 31... g6 32. Ne3 (32. Nxh6+ Kg7 33. g5 f5 34. d5 Nd6 $11 {as the Wh N is out of the game}) 32... Ke6 33. Kg2 (33. Kf1) 33... Nd6 34. f4 (34. c4 {was needed to keep the Bl N out of the centre} Ne4 35. b5 Nc3 36. Kf3 Nxa2 37. Nd5 Kd6 38. Nxf6 Nb4 39. Ne4+ Ke7 40. Nc3 c6 41. Ke4 $18 {and with a centralised K Wh has a much easier time converting}) 34... Nb5 35. d5+ Kd6 36. c4 Nc3 $11 37. a3 a6 (37... Ne2 38. Kf3 (38. f5 g5 $11) 38... Ng1+ 39. Kg3 Ne2+ {SF17.1- repetition}) 38. Kf3 Nb1 39. Nc2 (39. Ke4 $1 Nxa3 40. f5 g5 41. Kd4 $18 Nb1 42. c5+ Ke7 43. Nc4 b5 44. Na5 Nd2 45. Ke3 Nf1+ 46. Ke2 Ng3+ 47. Kf3 Nf1 48. Nb3 {and the Bl N is lost}) (39. h4 {SF17.1 sacrifices an outside pawn in order t o break through on the other side.} Nxa3 40. h5 gxh5 41. gxh5 a5 42. c5+ bxc5 43. bxa5 c6 44. a6 Nb5 45. Nf5+ Kxd5 46. Nxh6) 39... Nd2+ 40. Ke3 Nxc4+ 41. Kd4 b5 $11 42. h4 (42. a4 {releases the Wh N from guard duty}) 42... f5 43. g5 h5 44. a4 Nd2 45. Ne1 $2 {worried about the Nf3 ch , Wh loses it on the Q side} (45. axb5 axb5 46. Na3 (46. Ke3 Ne4 47. Kd4 Ng3 48. Na3 Ne2+ 49. Ke3 Nc3 50. Kd4 Nxd5 51. Nxb5+ Ke6 52. Kc5 Nxf4 53. Nxc7+ Kd7 54. Na6 (54. Nd5 Nxd5 55. Kxd5 Kc7 56. Kc5 Kb7 57. Kb5 (57. Kd5 Kb6 58. Ke5 Kb5 59. Kf6 f4 60. Kxg6 f3 61. Kh7 f2 62. g6 f1=Q 63. g7 Qf7 64. Kh8 {also draws}) 57... Ka7 58. Kc5 {Wh keeps the opposition}) 54... Ne6+ 55. Kc4 $11) 46... Nf3+ 47. Ke3 Nxh4 48. Nxb5+ {a better continuation. as noted by Wh in an afterthought} Kxd5 49. Nxc7+ Kc6 50. Ne6 Ng2+ (50... Kb5 51. Kf2 $18) 51. Kf3 Ne1+ 52. Kg3 Nd3 53. Nf8 h4+ 54. Kf3 Ne1+ 55. Kf2 (55. Ke2 h3 $19) 55... Nd3+ $11 {SF17.1- N endings can often be very tricky with their changes of direction}) 45... bxa4 $19 46. Kc3 Ne4+ 47. Kc4 Nd2+ 48. Kc3 Ne4+ 49. Kc4 a3 (49... Ng3 50. Nd3 Ne2 $19) 50. Kb3 a2 (50... Nf2 51. Kxa3 Kxd5 $19) 51. Kxa2 Kxd5 52. Nd3 Nc3+ 53. Kb3 Ne2 54. Ka4 Kd4 55. Nc5 Nxf4 56. Nxa6 Nd5 57. Nc5 f4 58. Ne6+ Ke3 59. Nf8 f3 60. Nxg6 f2 61. Ne5 f1=Q 62. g6 0-1
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Annotated by