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Oswestry Chess Club
[Event "Club Championship 2024/5"] [White "Loe, Alex"] [Black "Van Kemenade, R."] [Site "?"] [Round "Rd 3"] [Annotator "Van Kemenade,Rudy"] [Result "0-1"] [Date "2024.12.19"] [ECO "C42"] [WhiteElo "1461"] [BlackElo "1896"] [PlyCount "140"] [GameId "2124847848341538"] [EventDate "2024.12.20"] {[%evp 0,11,17,17,-5,20,-5,21,20,-16,5,-13,1,-9]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 (4. Bc4) (4. Nxe5 {main lines}) 4... d6 (4... d5 {main}) 5. h3 c6 (5... h6 {main}) 6. Bd2 Nbd7 7. Be2 Nf8 {It is a Ruy Lopez reversed, with the centre closed Bl can afford to to rearrange pieces, aiming at f4} 8. a3 (8. O-O h6 9. Nh2 g5 10. Ng4 Ng6 11. Nxf6+ Qxf6 12. Bg4 Nf4 {Cresswell-Van Kemenade, 4NCL 2024,1/2-1/2}) 8... Ba5 9. Na4 $146 (9. b4 Bc7 {1-3 Van Kemenade, internet games}) (9. O-O h6 {3-19 Van Kemenade}) 9... Bc7 {reserves the B till later} 10. Bg5 h6 11. Bh4 g5 12. Bg3 Ng6 $17 13. Nd2 h5 (13... Nf4 14. Bf3 h5 (14... Be6 {Sf17})) 14. Nf3 h4 15. Bh2 Nh5 $5 {hoping to catch the K in the middle, but based on a slight miscalculation} 16. Nxh4 $2 (16. Nxe5 {expected} Ngf4 17. Bxh5 {seen by Bl after playing Nh5} dxe5 18. Bf3 b5 19. Nc3 Be6 {Bl has some compensation for the pawn}) 16... Nxh4 17. Bxh5 Nxg2+ (17... b5 $1 {SF17} 18. g3 (18. Nc3 Nxg2+ 19. Kf1 Bxh3 20. Kg1 g4 21. Bxg4 Rg8 22. Bg3 Bxg4 23. Qd2 Nf4 $19) 18... Ng2+ 19. Kd2 bxa4 20. Qf3 Qe7 21. Bg4 Bxg4 22. hxg4 Ba5+ 23. c3 Rb8 24. Rab1 Qe6 25. Qxg2 Qa2 $19 {SF17}) 18. Kf1 (18. Kd2 g4 19. Bxg4 Qg5+ 20. Kc3 b5 $19 {SF17}) 18... Bxh3 19. Kg1 g4 $1 (19... Qd7 {keeping the extra pawn and ready to ..0-0-0, afterthought}) (19... Qf6 {pm suggestion} 20. Bg4 Bxg4 21. Qxg4 Nf4 22. Bxf4 Rxh1+ 23. Kxh1 Qxf4 24. Qxf4 exf4 $19 {SF17}) 20. Bxg4 Qg5 {Bl was hoping for a quick win here} (20... Rg8 {is an alternative, when SF17 gives up the Q as best} 21. Bxh3 (21. Qf3 Bxg4 (21... Nf4 22. Bxf4 Bxg4 23. Qg2 exf4 (23... Qf6 24. Bg3 Bf3 25. Rh6 Qxh6 26. Qxf3 Qh3 $19) 24. f3 Qf6 25. fxg4 Qd4+ 26. Kf1 Qxa4 $19 {SF17}) 22. Qxg2 Qf6 23. c4 O-O-O $19 {SF17}) 21... Ne3+ 22. Bg3 Nxd1 23. Rxd1 Qg5 24. Kg2 Ke7 25. Bf5 Rh8 $19 {SF17}) 21. Qf3 {missed by Bl} (21. Bg3 Bxg4 22. Rxh8+ Kd7 23. Rxa8 Bxd1 24. Rxd1 Nf4 $19 {calculated by Bl} (24... Ne3 $1 {SF17})) 21... Qxg4 (21... Ne3 $1 {considered by Bl and pm analysis} 22. fxe3 (22. Qxe3 Qxg4+ 23. Qg3 Qh5 $19) 22... Bxg4 23. Qg3 b5 {SF17} (23... Rh3 {this idea missed as the B was occupying this square earlier} 24. Qg2 Qxe3+ 25. Qf2 Qh6 26. Rf1 Bf3 $19) 24. Nc3 Rh3 (24... Bb6 25. Nd1 Rh3) 25. Qg2 Qxe3+ 26. Qf2 Qg5 $19 {SF17 and Bl has too many threats}) (21... Bxg4 22. Qxg2 Kd7 23. c4 Rag8 24. Bg3 Rxh1+ 25. Qxh1 Qf6 26. Qh4 Qxh4 27. Bxh4 Bd1+ 28. Bg3 Bxa4 $19 {SF17}) (21... Ne1 {considered briefly by Bl, 3rd line of SF17} 22. Rxe1 Bxg4 23. Qg2 b5 24. Nc3 O-O-O 25. d4 Qh5 26. Bg3 Qxh1+ 27. Qxh1 Rxh1+ 28. Kxh1 Bf3+ 29. Kg1 Rh8 30. Bh2 exd4 $19 {SF17}) 22. Qxg4 Bxg4 23. Kxg2 Bh3+ 24. Kf3 $15 Ke7 (24... O-O-O) (24... b5 25. Nc3 Kd7 $15 {SF17}) 25. Rag1 Raf8 (25... b5 26. Nc3 a5 $11 {SF17, but Bl does have two Bs and Wh still has to disentangle the K side}) 26. Rg3 $2 {leaves a K looking at a R and a loose R on h1 as well} (26. Ke2 f5 27. exf5 Bxf5 28. Bg3 b5 29. Nc3 Bb6 30. Rh4 $11 {SF17, but there is still a lot of play left}) 26... f5 $19 (26... Rh7 27. Nc3 Be6 28. Kg2 Rfh8 29. Nd1 b5 30. Ne3 Bb6 $19 {SF17- the Wh pieces are uncoordinated, but Bl still has to work for the win}) 27. exf5 Bxf5 28. Ke3 (28. Kg2) (28. Ke2 {both look safer, however it is similar to the text}) 28... Rh4 29. Nc3 d5 (29... Bb6+ {considered by Bl} 30. Ke2 Bg4+ 31. f3 Rxf3 $1 {SF17} 32. Rxf3 Rh3 33. Rhf1 Rxh2+ 34. Kd1 (34. Ke1 Bxf3 35. Rxf3 Rxc2) 34... Rh3 35. Ke2 d5 $19 {SF17}) 30. Rg7+ Rf7 {simplest} (30... Kd8 31. Rxc7 d4+ 32. Ke2 dxc3 33. Rxb7 Bg4+ 34. Ke1 Bc8 35. Rb8 Rfh8 36. bxc3 Rxh2 $19 {SF17}) 31. Rxf7+ Kxf7 32. Ne2 Bb6+ 33. Kd2 (33. Kf3 e4+ 34. Kg2 (34. Kg3 Rg4+ 35. Kh3 Rg8+ 36. Kh4 Bd8+ 37. Kh5 Rh8# {SF17- partially seen in pm analysis})) (33. d4 Bxc2 (33... Bxd4+) (33... exd4+)) 33... Bxf2 $19 34. c3 Bg4 35. b4 Bf3 36. Bg3 {Bl paused for thought and again got into confusion} Bxg3 {given as best by SF17} (36... Bxh1 37. Bxf2 Rh2 38. Bg1 Rh3 {3rd line - the exchange and extra pawn must win}) (36... Rxh1 37. Bxf2 Bxe2 38. Kxe2 Ra1 (38... Rh2 39. Kf3 Rxf2+ 40. Kxf2 Kf6 {is a winning K & P ending}) 39. Bxa7 Rxa3 $19 {SF17} 40. Bb8 Ke6 41. c4 dxc4 42. dxc4 Rc3 $19) 37. Rf1 e4 $2 {forgetting about the other B} (37... Bf4+ {This had actually featured in Bl's calculations} 38. Nxf4 Rxf4 $19) 38. dxe4 dxe4 39. Nxg3 Ke6 40. Ke3 Kd5 (40... Ke5 {should still be winning as the B R can aim at the c3 pawn, and the Wh N is kept on a leash} 41. Ne2 (41. Rf2 Rh3 42. Nf1 Bg4+ 43. Kd2 Rd3+ 44. Kc2 e3 $1 {SF17} 45. Nxe3 Rxe3 $19) (41. Rc1 Rh2 42. a4 Rg2 {and its mateif the N moves}) 41... Rh3 42. Nf4 Rg3 43. Ne2 Bxe2+ 44. Kxe2 Rxc3 $19 {SF17}) 41. Nf5 Rh2 (41... Rh3 $1 {endgames are quite frequently full of tactics, but they still need to be found.} 42. Kf4 (42. Kd2 Ke5 (42... Kc4 43. Nd6+ Kd5 (43... Kb3 44. Nxb7 e3+ 45. Kd3 e2 46. Nc5+ Kxa3 47. Re1 Kb2 48. Kd2 $11) 44. Nxb7 Rh2+ 45. Ke3 Ke5 46. Re1 Rc2 47. c4 Ra2 48. Nc5 Rxa3+ 49. Kf2 Rc3 $19)) 42... Kc4 43. Nd6+ Kd3 44. Nxb7 Ke2 45. Rb1 Rh4+ 46. Ke5 e3 $19 {SF17}) 42. Nd4 Ra2 {missing that the Wh K can get back to d3 in this sequence} (42... Kc4 {keeps the R in reserve} 43. Nxf3 exf3 44. Rxf3 Kxc3 45. Ke4+ Kb2 46. Rf7 b5 47. Rxa7 Rh3 48. Ra6 Rxa3 49. Rxc6 Kb3 50. Kd3 Ra2 $1 $19 {SF17-and the Wh K is prevented from getting in front of the last pawn}) (42... Rh3 {SF17} 43. Kf4 (43. Kd2 e3+ 44. Kc2 Ke4 $19 (44... Be4+ 45. Kb3 Bd3 46. Rf7 Bc4+ 47. Kb2 Rh2+ 48. Kc1 Bd3 49. Rf4 Rh1+ 50. Kb2 Rb1+ 51. Ka2 Rf1 $19 {SF17})) 43... Kc4 $19 {SF17}) 43. Nxf3 exf3 44. Rxf3 Kc4 (44... Rxa3 45. Kd3 {with all the pawns on the same side should be drawn- unusual in that it is almost all the time that this kind of postion happens on the k side}) 45. Rf7 Rxa3 (45... Kxc3 46. Rxb7 (46. Rc7 Rxa3 47. Rxb7 {transposes})) 46. Rxb7 Rxc3+ (46... Kxc3 47. Rc7 (47. Rb8 Kc4+ 48. Kd2 a5 49. bxa5 Rxa5 50. Rh8 $11 {with the K able to get in front it is a standard draw, provided that Wh knows that the R belongs on the third rank , keeping the Bl K away from there}) 47... Kxb4+ 48. Kd4 Kb5 {is better for Bl but is still a book draw}) 47. Kd2 Ra3 48. Kc2 Ra2+ 49. Kb1 Ra4 50. Kc2 Ra2+ 51. Kb1 Ra3 52. Kc2 Rc3+ 53. Kb2 {any K move draws} Rb3+ 54. Kc2 a5 55. Rc7 (55. Rb6 {is a simpler way to draw} a4 56. Rxc6+ Kxb4 57. Rb6+ Ka3 58. Ra6 {though with any other than a R's pawn this position would be a win for Bl}) 55... Rc3+ 56. Kb2 Kxb4 57. Rb7+ Kc4 {This is generally drawn , but as Muller & Lamprecht 2001:201 point out " much depends on how far advanced the white pawns are" and further " However if he starts from a normal position,the attacker usually cannot confine the defending king to the back rank" 202. Fine 1941:323 cites the famous Marshall-Rubinsten San Sebastian 1911, 1/2-1/2 as his example. There is a lot of play left and the player with the two pawns can play on hopefully for a long time- Keres 1973 spends pages 142-146 on various strategies for both sides.} 58. Ra7 Rb3+ 59. Kc2 (59. Ka2 {may be easier to defend- if Bl gives up the a pawn to keep the K cut off, then the Wh K is on the short side of the pawn, which will limit the amount of times the Bl R can check the K without being driven away by that K}) 59... Rb5 60. Ra6 c5 61. Ra7 Kb4 62. Rh7 {Bl though the Wh R would best be to stay behind the pawns, but it is still ok to return} c4 63. Rh4 $2 (63. Rg7 $11) (63. Kb2 $11 {Hooper 1970 : 151 gives as advice that the K should stay on this square until forcibly driven away}) (63. Rh8 $11 {best square for the R- Hooper}) 63... Rg5 $19 64. Kb2 (64. Rh2 a4 65. Kb2 a3+ 66. Ka2 Rg4 67. Rf2 c3 68. Rf7 c2 69. Rb7+ Kc3 70. Rc7+ Rc4 {Syzygy Endgame tablebases}) 64... Rg2+ (64... a4 {also}) 65. Kb1 a4 {Syzygy} (65... Kb3 {SF17}) 66. Ka1 Rd2 (66... Kb3) (66... a3) 67. Rh8 c3 68. Rb8+ Ka3 {Syzygy} (68... Kc4 69. Rc8+ Kb3 70. Rb8+ Kc2 {SF17}) 69. Rb7 (69. Kb1 Rb2+ 70. Ka1 Rb4 71. Rc8 Kb3 72. Kb1 a3 73. Ra8 c2+ 74. Kc1 a2) 69... Rd1+ 70. Rb1 c2 0-1
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Annotated by