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Oswestry Chess Club
[Event "Telford A - Oswestry A"] [Site "?"] [Date "2025.04.23"] [Round "Bd 1"] [White "Van Kemenade, R."] [Black "Faustino, Tiago"] [Result "1-0"] [Annotator "Rudy Van Kemenade"] [ECO "B12"] [WhiteElo "1951"] [BlackElo "1930"] [PlyCount "69"] [GameId "2169951089917984"] [EventDate "2025.04.24"] [SourceVersionDate "2025.04.08"] 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 {The Van der Wiel variation} Bg6 6. Nge2 h6 {a bit slow} (6... c5) (6... f6 {main lines}) (6... Qh4 {has been played} 7. Nf4 (7. h3 {scores better} Bb4 8. a3 Bxc3+ 9. bxc3 $16 {SF17.1, not yet played} (9. Nxc3 h5 $11 10. Bf4 hxg4 11. Rh2 gxh3 12. Rxh3 Qxh3 13. Bxh3 Rxh3 14. Kd2 Nd7 15. Qg4 Rh7 16. Bg5 Bf5 17. Qg2 f6 18. Bxf6 Ngxf6 19. exf6 gxf6 20. Rh1 Rxh1 21. Qxh1 O-O-O 22. Ne2 Rg8 23. Ng3 Bg6 24. Qh3 Re8 25. Qg4 Bf7 26. Qg7 Rf8 27. Ne2 Kc7 28. a4 Kd6 29. a5 b6 30. a6 Bh5 31. Ng3 Bf7 32. Nf5+ Kc7 33. Nh6 Bh5 {0-1 Sazon,A (2143)-Doorn,J (2261) W-ch WS/M/348 email ICCF email 2011})) 7... Bb4 8. a3 Bxc3+ 9. bxc3 Nd7 10. h3 $16 Be4 11. Rg1 Qd8 12. Nh5 g6 13. Ng3 g5 14. Nxe4 dxe4 15. Qe2 Qa5 16. Bd2 Qb6 17. Rg3 Qb2 18. Qd1 h6 19. Bc4 Qb6 20. Rb1 Qa5 21. Qe2 Nb6 22. Bb3 Qxa3 23. Qxe4 Ne7 24. Rf3 Qa6 25. Bc1 Ned5 26. c4 Nxc4 27. Bxc4 Qxc4 28. Rxb7 Nc3 29. Qe3 Nd5 30. Qa3 Qxc2 31. Rfxf7 Qc3+ 32. Qxc3 Nxc3 33. Rbe7+ Kd8 34. Rxe6 a5 35. Rxc6 Ke8 36. e6 Nd5 37. Ba3 Rd8 38. Ra6 Rc8 39. Rxa5 Nf4 40. Raa7 Nd3+ 41. Kd2 {1-0 Pastor Pons,C-Pareja Perez,J ESP-ch Alcanar 1988 (2)}) 7. Bg2 (7. Nf4) (7. h4) (7. Be3) 7... Nd7 (7... c5 {3-1-4}) 8. O-O {SF17} (8. Be3 {72 % transposes to 25 games}) (8. Nf4 {SF17.1} Bh7 9. O-O Ne7 10. Re1 (10. Nce2 $14 {SF17.1}) 10... Ng6 11. Nxg6 Bxg6 12. Ne2 Be7 13. Nf4 Bh7 14. Nh5 O-O 15. f4 c5 16. c3 cxd4 17. cxd4 Rc8 18. Re2 Re8 19. Ng3 Rc4 20. b3 Rxd4 21. Qe1 Bb4 22. Qf2 Rd1+ 23. Bf1 Bc5 24. Be3 Bxe3 25. Rxe3 Rxa1 26. f5 exf5 27. gxf5 Rxe5 28. Rxe5 Nxe5 29. Kg2 Nc6 30. Kh3 d4 31. Bb5 d3 32. Qd2 Rg1 33. Bxd3 Rxg3+ 34. Kxg3 Bxf5 {0-1 Matei,S (1830)-Raducanu,A (1782) Bucharest Gaudeamus Cup 1st 2011 (1)}) 8... Qh4 (8... h5 9. Nf4 Ne7 10. gxh5 Bh7 11. Nce2 Nf5 $14 {Cloud Engines, not yet played}) 9. Ng3 {SF17.1} (9. Nf4 Bh7 10. Qe2 (10. Nh5 $16 {SF17.1}) 10... Ne7 11. Be3 Nc8 12. Nh5 Ncb6 13. f4 Qe7 14. Rad1 O-O-O 15. f5 Qb4 16. Bc1 Nc4 17. a3 Qb6 18. b4 Ncxe5 19. Na4 Qb5 20. Qxb5 cxb5 21. Nc3 Nxg4 22. fxe6 fxe6 23. Rde1 Ngf6 24. Nf4 Ne4 25. Nxe4 dxe4 26. Nxe6 Re8 27. Bh3 Bd6 28. Bf4 Bxf4 29. Nc5 g5 30. Bxd7+ Kc7 31. Bxe8 Rxe8 32. Nd3 exd3 33. Rxe8 Kd7 34. Rxf4 gxf4 35. Re1 dxc2 36. Kf2 Be4 37. Ke2 Kd6 38. Kd2 Kd5 39. Kc3 f3 40. Rf1 h5 41. Re1 f2 {0-1 Corrales Ibanez,P-Jimenez Clavero,M Malaga-ch 1985 (5)}) 9... h5 (9... Ne7 10. f4 f5 11. Bd2 Nb6 12. Nce2 $16 Qxg4 13. Bf3 Qh3 14. Be1 $18 {SF17.1}) 10. g5 $18 a6 11. f4 Ne7 12. f5 $5 {a standard sweeper/sealer in Kmoch's terminology. The pawn advances to deprive the defender of a square & releasing the square behind it for the attacking forces.} (12. Nce2 $1 Nf5 13. Nxf5 Bxf5 14. Bd2 Bh3 15. Rf3 Bxg2 16. Kxg2 Qg4+ 17. Ng3 h4 18. h3 $18 {SF17.1}) 12... Bxf5 $1 {Wh had misjudged, this tactic shields the Q, and thus leaves the f5 square open for the Bl pieces} (12... exf5 13. Nce2 Bh7 14. Nf4 (14. Bf4) 14... Nb6 15. Rf3 Qg4 16. h3 (16. Bh3 Qh4 17. Nge2 Qxg5+ 18. Rg3 Qh4 19. Ng2 Qe4 20. Nc3 $18 {SF17.1})) (12... Nxf5 13. Rf4 Qxg5 14. Rxf5 $18) 13. Rf4 (13. Be3 Bh3 14. Qf3 f5 15. gxf6 gxf6 16. exf6 Nf5 17. Bxh3 Qxh3 18. Nxf5 Qxf3 19. Rxf3 exf5 20. Rxf5 Kf7 21. Raf1 $11 {SF17.1}) 13... Bg4 14. Qf1 (14. Nce2 Ng6 $19) 14... O-O-O (14... c5 $1 15. Be3 cxd4 16. Rxd4 Nxe5 17. Rad1 Rd8 18. Nce4 N7g6 19. c4 Be7 20. cxd5 Bxd1 21. Nf6+ gxf6 22. Rxh4 Nxh4 23. Qxd1 Nxg2 24. Kxg2 Rxd5 25. Qc2 Nc6 26. g6 Kf8 27. Ne2 Rf5 28. gxf7 Kxf7 $19 {SF17.1}) (14... Qxg5 15. Nce4 $1 {pm analysis- SF17.1 agrees} dxe4 16. Nxe4 Qg6 17. Nd6+ Kd8 18. Nxf7+ Kc7 19. Nxh8 $18) 15. Rxf7 $11 {but Bl has to be careful - with the Q offside, Wh might be able to switch to a Q side attack against the K} Bf5 $2 (15... Ng6 {is needed to start untangling the Bl pieces} 16. Be3 Ndxe5 $1 (16... c5 17. Nxd5 exd5 18. c3 (18. Bxd5 Bh3 19. Qc4 Ngxe5 20. Qb3 Nc6 21. Bxc6 bxc6 22. Rf4 Bg4 23. d5 cxd5 24. Qxd5 Nb8 25. Rxf8 Rhxf8 26. Qxc5+ Kd7 27. Qd4+ Kc8 28. Qc5+ $11 {The Van der Wiel variation is full of such tactical possibilities, and has the CaroKann player , who is usually opting for a quiet positional game into a fierce fighting one instead.})) 17. dxe5 Nxe5 18. Na4 $1 Bd6 19. Qf2 Nxf7 20. Qxf7 Bf5 21. Nc5 Qb4 22. Nxf5 Bxc5 (22... exf5 23. c3 Qxb2 24. Qxf5+ Kb8 25. Rb1 $18) 23. Qxe6+ Kb8 24. Qe5+ Ka8 25. Bxc5 Qxc5+ 26. Qd4 $11 {SF17, but there is still plenty of play left}) 16. Nce2 $1 $18 {threatens to take on f5} Bg4 (16... g6 17. c3 Re8 18. b4 Rg8 19. Nf4 (19. Qf4 Qxf4 20. Nxf4 Bg4 21. h3 Nf5 22. Nf1 Bd1 23. Ne3 Nxe3 24. Bxe3 Bc2 25. h4 Bf5 26. Bh3 Bxh3 27. Nxh3 {even without Qs the bl pawnstructure makes life difficult for the pieces}) 19... Kb8 20. a4 $18 {SF17.1- the Bl pieces lack activity}) 17. c3 (17. Nf4 {looked at in pm analysis} g6 18. c3 (18. Rxe7 Bxe7 19. Nxg6 Bxg5 20. Nxh4 Bxh4 21. Bf4 $18 {may be simplest way for a win}) 18... Rg8 19. Qf2 {SF17.1 -idea of protecting the N was considered by Wh in at several points} Re8 20. h3 Nf5 21. Nh1 Bd1 22. Rxf5 Qxf2+ 23. Nxf2 gxf5 24. Nxd1 $18 {SF17.1}) 17... Nf5 18. Nxf5 Bxf5 19. Ng3 (19. Nf4 $1 {SF17.1} Nxe5 (19... Qg4 20. h3 Qxg5 21. Nxe6 Qxg2+ 22. Qxg2 Bxe6 23. Qg6 Re8 24. Rf2 Bc5 25. dxc5 Bxh3 26. Bf4 $18) 20. Rxf5 exf5 21. dxe5 Qxg5 22. Ne6 Qg4 23. Nxd8 Bc5+ 24. Kh1 Rxd8 25. b4 $18 {SF17}) 19... g6 20. Be3 (20. Nxf5 gxf5 (20... exf5 21. Bf4 (21. e6 Bd6 $11) 21... Re8 22. c4 $18 {SF17.1}) 21. Qf2 $1 Qxf2+ 22. Kxf2 Re8 23. g6 Rg8 24. Bf3 Rxg6 25. Bxh5 Rg8 26. Rh7 Re7 27. Rxe7 Bxe7 28. Bf7 Rh8 29. Bxe6 Rxh2+ 30. Kg3 Rh8 31. Bxf5 $18 {SF17.1}) 20... Re8 21. Qe2 (21. Qc1 {considered} Re7 22. Rf6 $1 Re8 23. Qd2 Nxf6 24. gxf6 Qg4 25. Rf1 h4 26. Bf3 (26. Rf4 hxg3 27. Rxg4 gxh2+ 28. Kh1 Bxg4 29. Bf4 Rh5 30. Qf2 Bf5 31. Bf3 Rh3 32. Bg2 Rh5 $11 {SF17.1}) 26... Qh3 27. Nh1 Be4 28. Bxe4 Qg4+ 29. Qg2 Qxe4 30. Qxe4 dxe4 31. Nf2 Rh5 32. Nxe4 $18 {SF17.1- the Bl pawns are still a liability, and Wh's protecrted passed pawn will be difficult to cope with}) 21... Re7 22. Rxe7 (22. Rf6 $1 $18 {SF17.1- idea seen too late by Wh}) 22... Bxe7 $11 23. Qd2 Rf8 (23... Bh3 24. Rf1 Rf8 25. Rxf8+ Nxf8 (25... Bxf8 26. Bxh3 Qxh3 27. Qd3 h4 28. Nf1 Qf3 29. Qxg6 $14) 26. Qf2 Bxg2 27. Kxg2 Kd7 28. Qf7 Qg4 29. Qf3 Qh4 30. Qf4 Qxf4 31. Bxf4 Ke8 $11 {SF17.1}) 24. Rf1 (24. Nxf5 Rxf5 25. Bf2 Bxg5 (25... Qxg5 26. Qxg5 Rxg5 27. Rf1 Kd8 (27... Rf5 28. Bh3) 28. Kh1 Rf5 29. Bh3 Rf3 30. Bxe6 Nf8 31. Bg8 Kd7 32. Kg2 Rd3 33. Bg3 Rd2+ 34. Rf2 Bg5 $11 {SF17})) 24... Qg4 $2 {at the very last, Bl sees a chance for some activity-(h4-h3) and falls for the tactic that had been carefully avoided all game} (24... Bg4 {expected and pm analysis} 25. Rf6 $1 {intended and SF17.1 gives Wh good chances, though in the pm at least one line lead to a perpetual}) (24... Bh3 25. Rxf8+ Nxf8 26. Qf2 $11 {SF17.1 as in note to Bl's 23rd is the best holding line}) 25. Rf4 Qxg5 26. Rxf5 $18 Qg4 27. Rxf8+ Nxf8 28. Qe2 Qxe2 29. Nxe2 {Bl can last longer by sitting still- though the extra piece must be winning. the advancing pawns without real support are doomed} g5 30. Ng3 h4 31. Nh5 g4 32. Nf6 g3 33. h3 {Wh wants to win both pawns} Ng6 34. Bg5 c5 35. Bf3 1-0
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Annotated by