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Oswestry Chess Club
[Event "Oswestry A v Newport A"] [Site "Oswestry"] [Date "2024.10.03"] [Round "Brd 3"] [White "Jamieson, Ian M"] [Black "Bailey, Adrian"] [Result "1-0"] [ECO "A01"] [WhiteElo "1902"] [BlackElo "1774"] [Annotator "Rudy van Kemenade"] [PlyCount "101"] [GameId "2097422595163983"] [EventDate "2024.??.??"] [SourceVersionDate "2024.09.14"] {[%evp 0,13,25,-20,-13,-13,-11,-14,27,13,44,22,42,27,52,47]} 1. b3 d5 {2nd favourite} (1... e5 {Ist, seeks to obstruct the B power}) 2. Bb2 Nf6 3. e3 Nbd7 (3... Bf5 {main, Wh scores 49%}) 4. Nf3 g6 5. c4 c6 6. Nc3 {74% for Wh} (6. cxd5 {main, 53% for Wh}) 6... dxc4 (6... Bg7 {3-1-3}) (6... e5 $11 {Cloud Engines, not yet played}) 7. bxc4 $14 (7. Bxc4 $14 {2-0}) 7... e5 (7... Bg7 $11 {3-0-1}) 8. d4 $14 exd4 9. exd4 Qe7+ (9... Bh6 10. Bd3 Qe7+ 11. Ne2 O-O 12. O-O b5 13. cxb5 cxb5 14. Bxb5 Bb7 $14 {SF17}) 10. Be2 Bg7 11. O-O (11. Qb3 O-O 12. Ba3 c5 13. O-O $16 {SF17- the Wh pieces are far more active and Bl has trouble delveloping the Q side}) 11... O-O 12. Re1 Qb4 13. Qb3 (13. Qc1 $16 {keeps more pressure on}) 13... Qxb3 14. axb3 $14 Re8 15. Bd3 Nb6 (15... Rxe1+ 16. Rxe1 Nf8 $11 {SF17} 17. Re7 {puts the R in jeopardy& Wh has to be extremely exact in what follows} Ne6 18. Ne5 Nxd4 19. Ne4 Nxb3 20. Nxf6+ Bxf6 21. Re8+ Kg7 22. g4 c5 23. g5 Bxg5 24. Nd7+ f6 25. Re7+ Kg8 26. Nxf6+ Bxf6 27. Bxf6 a5 28. Be4 Ra6 29. Be5 Kf8 30. Rxh7 Nd2 $11 {SF17}) 16. h3 Rxe1+ 17. Rxe1 Bd7 (17... Be6 $11 {SF17}) 18. Ne5 Be6 19. f4 Rd8 20. Ne2 (20. g4 Rxd4 21. Nd5 Nfxd5 22. Bxd4 Nxf4 23. Bf1 Nd7 24. Nf3 Bxd4+ 25. Nxd4 Kf8 26. Nxe6+ Nxe6 27. b4 $14 {Sf17- Bl has two pawns for the exchange}) (20. Nd1 {looks promising at first, but SF17 has} Nh5 21. f5 gxf5 22. Nf3 Nc8 23. Nc3 Nd6 $15) 20... Nfd7 {the B on d3 is loose in several variations} 21. Nf3 c5 22. Be4 (22. Ba3 cxd4 23. Nexd4 Nf8 24. Bc5 Nc8 25. Be4 b6 26. Nc6 Re8 27. Ba3 $14 {SF17}) 22... cxd4 (22... a5 $11 {SF17} 23. Bxb7 Rb8 24. Be4 Nxc4 25. bxc4 Rxb2 26. d5 Nf6 27. dxe6 Nxe4 28. e7 Nd6 29. Nc1 Ne8 30. Nd3 Rb3 31. Nfe5 Bxe5 32. Nxe5 a4 $11) 23. Nexd4 Nc5 24. Bc2 (24. Nxe6 Nxe6 25. Ba3 Bf8 26. Bxf8 Kxf8 27. Ra1 Nc5 28. Bc2 Nc8 $11 {SF17}) 24... Bd7 $11 (24... a5 $11) 25. Ne5 Ne6 26. Nxe6 Bxe6 27. Be4 Bc8 {[Draw?]} 28. c5 Nd7 29. Rd1 Bxe5 (29... Bf6 $1 $11 {SF17}) 30. Bxe5 (30. fxe5 $1 $18 {SF17} Re8 (30... Rf8 31. Ba3 g5 32. c6 bxc6 33. Bxc6 Nb6 34. Bxf8 $18) 31. c6 Nc5 32. Bf3 b5 33. c7 Na6 34. Bc6 Rf8 35. Bxb5 Nxc7 36. Ba3 $18 {SF17}) 30... Re8 31. Rxd7 $5 {an interesting exchange sac, to get a dangeous pawn. Engines know they can defend perfectly, but humans frequently don't} (31. c6 Nxe5 32. fxe5 bxc6 33. Bxc6 Rf8 34. b4 a6 $11 {Sf17}) 31... Bxd7 32. Bxb7 Re6 (32... a5 33. c6 Bc8 34. Bc7 f6 35. f5 (35. Bxa5 Bxb7 36. cxb7 Rb8 37. b4 Rxb7 $19 {because the B is immobilized and the R & K have free reighn on the K side}) 35... gxf5 36. Kf2 Kf7 $15 {SF17}) 33. Kf2 $11 Bc6 34. Bc8 Re7 35. b4 (35. Ba6 Re6 36. Bc4 Re7 37. Ba6 $11 {SF17}) 35... Bb7 (35... f6 $1 {the R needs some open lines to be effective rather than just a defender} 36. Bxf6 Re4 37. Bc3 Rxf4+ 38. Ke3 Re4+ 39. Kf2 Bb5 40. Bg4 Kf8 $15 {SF17}) 36. Bg4 f5 {opens up some lines for the Bs} (36... Bc6 37. Be2 Rb7 38. Bc3 a5 39. bxa5 Rb3 40. Be5 Ra3 41. a6 Ra2 42. Kf1 Bxg2+ 43. Kxg2 Rxe2+ 44. Kf3 Ra2 45. c6 Rxa6 46. c7 Ra8 47. Ke4 Kf8 48. Kd5 Ke7 49. Kc6 $11 {Sf17}) 37. Be2 Bd5 (37... Rd7 38. Bc4+ Kf8 (38... Bd5 39. c6 Rd8 40. c7 $18) 39. Bd6+ Ke8 40. g4 $11 {SF17}) 38. b5 (38. g3 $14) 38... Kf7 39. g4 Ke6 (39... fxg4 40. hxg4 g5 41. Ke3 gxf4+ 42. Kxf4 h6 $11 {SF17}) 40. Ke3 $16 Kd7 (40... fxg4 41. Bxg4+ Kf7 42. Be2 Bg2 43. Bc4+ Kf8 44. h4 Re8 45. Be2 Ke7 $14 {SF17}) 41. Kd4 $18 {the Bl pieces lack cordination. and the Wh K entry is decisive} Be4 42. Bc4 (42. c6+ Bxc6 (42... Kc8 43. Kc5) 43. bxc6+ Kxc6 44. gxf5 gxf5 45. Bd3 $18 {SF17}) 42... Kc8 43. c6 (43. Bd6 Rd7 44. Ke5 {SF17-continues the K advance}) 43... Bg2 44. g5 (44. gxf5 gxf5 45. Kc5 {Sf17}) 44... Bxh3 (44... a6 {may be a last chance, but is insufficient} 45. Kc5 axb5 46. Bxb5 Ra7 47. Kd6 Ra2 48. Bc3 Ra3 49. Bd4 Ra2 50. Bc4 Rc2 51. Be6+ Kb8 52. Bd7 $18 {SF17}) 45. Kc5 Rxe5+ 46. fxe5 f4 47. Kd4 (47. Kd6 f3 48. e6 f2 49. e7) 47... Kc7 48. Ke4 Kb6 49. e6 Bf5+ 50. Kxf4 a5 51. e7 1-0
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Annotated by