[Event "Oswestry Club Championship 2025/26"]
[Site "Morda"]
[Round "Rd 1"]
[White "Van Kemenade, Rudy"]
[Black "Slegg, Gary"]
[Result "1-0"]
[Annotator "Slegg,Gary"]
[ECO "B31"]
[WhiteElo "1955"]
[BlackElo "1562"]
[EventDate "20.08.2025"]

{[%evp 15,55,1,15,6,13,-1,1,-1,1,-1,36,-11,8,10,101,-1,169,146,297,286,297,244,319,243,287,223,587,557,583,556,712,672,871,779,907,788,1235,1222,1238,1008,29992,2476] ž B31: Sicilian: 2...Nc6 3 Bb5 g6} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 (5... e5 {[added by vk, other comments by gs]} 6. d3 Nge7 7. Be3 d6 8. d4 cxd4 9. cxd4 O-O 10. h3 a6 11. Bxc6 Nxc6 12. Nc3 Kh8 13. dxe5 dxe5 14. Qxd8 Rxd8 15. Bb6 Rd3 16. Rfd1 Rxd1+ 17. Rxd1 f5 18. Nd5 h6 19. Nc7 Rb8 20. Nh4 Kh7 21. f3 Bf6 22. g3 fxe4 23. fxe4 Bxh3 24. Ng2 Nd4 25. Rf1 Kg7 26. Nd5 Bg5 27. Bxd4 exd4 28. Rd1 Rc8 29. Ngf4 Bg4 30. Rd2 Rc1+ 31. Kf2 h5 32. Nb4 h4 33. Nbd3 Rc8 34. Ne5 hxg3+ 35. Kxg3 Bxf4+ 36. Kxf4 Be6 37. Rxd4 {½-½ Van Kemenade,R (1964)-Feavyour,J (2038) BCF-ch Seniors Aberystwyth 2014 (4)}) 6. Re1 O-O 7. h3 (7. d4 {main -vk} cxd4 8. cxd4 d5 9. e5 Ne4 10. Nc3 {1[095 games including by elite GMs-vk]}) 7... e5 {This was the end of my preperation -[main vk]} 8. d3 {[main 54% for Wh-vk]} (8. d4 {next 52% for Wh vk]}) (8. Bxc6 {[risky vk preferred to enter more positional lines]} dxc6 9. Nxe5 Re8 10. f4 Nh5 11. d4 Qh4 {[1-4-4 vk)}) 8... d6 (8... Qc7 9. Bg5 a6 10. Ba4 b5 11. Bc2 h6 12. Be3 d6 13. Nbd2 Bb7 14. Nf1 Nd8 15. Qd2 Kh7 16. g4 d5 17. Nxe5 Qxe5 18. f4 Qc7 19. e5 d4 20. cxd4 cxd4 21. Bxd4 Qc6 22. Ng3 Ne6 23. Be3 Nd5 24. d4 Nxe3 25. Rxe3 Nxf4 26. Rc3 Qg2+ 27. Qxg2 Bxg2 28. Nh5 Nxh5 29. gxh5 Bd5 30. Rg3 Rac8 31. hxg6+ fxg6 32. Bxg6+ Kh8 33. h4 Rf4 34. h5 Rxd4 35. Re3 Rf8 36. e6 Rh4 37. e7 Rh1# {0-1 Van Kemenade,R (2048)-Dworakowska,J (2376) Gibraltar Masters 2007 (6)}) 9. Be3 {[SF17.1; 49% for Wh vk]} (9. Nbd2 {main -54% for Wh vk]}) 9... Bd7 (9... Qc7 10. Nbd2 a6 11. Ba4 b5 12. Bc2 h6 13. a3 Be6 14. d4 cxd4 15. cxd4 exd4 16. Nxd4 Nxd4 17. Bxd4 Rac8 18. Rc1 Rfe8 19. Nf3 Qb7 20. Qd2 Kh7 21. Bc3 d5 22. Bxf6 Bxf6 23. e5 Bg7 24. Nd4 {Chigaev,M (2623)-Saric,I (2650) Hungary 2020 1-0 (49)}) 10. Nbd2 a6 11. Ba4 {The position is equal.} b5 $146 {[Houdini6.3 and one of main lines of SF17.1-vk]} (11... Re8 12. Bc2 h6 13. a3 Rc8 14. b4 cxb4 15. cxb4 d5 16. exd5 Nxd5 17. Ne4 Nxe3 18. fxe3 Bf5 19. Bb3 Na7 20. a4 Nc6 21. Rb1 Qe7 22. b5 Na5 23. Ng3 Red8 24. Nxf5 gxf5 25. Qd2 Nxb3 26. Rxb3 {Kamer,K (2325)-Willow,J (2386) Tornelo INT 2020 ½-½ (75)}) (11... h6 12. a3 b5 13. Bc2 Rc8 14. b4 cxb4 15. axb4 a5 16. bxa5 Nxa5 17. Ra3 Nc6 18. Bb3 Nh5 19. Qb1 Nf4 20. d4 g5 21. Ra6 Qe7 22. Bd5 Nb8 23. Ra7 Rxc3 24. Bxf4 gxf4 25. dxe5 dxe5 26. Qxb5 {Martinez Alcantara,J (2611)-Mamedov,R (2640) chess.com INT 2023 ½-½ (87)}) (11... Ne8 12. Bb3 Kh8 13. Ng5 Qe7 14. Nc4 h6 15. Nf3 Qd8 16. a4 Be6 17. d4 cxd4 18. cxd4 b5 19. axb5 axb5 20. Rxa8 Qxa8 21. Nb6 Bxb3 22. Qxb3 Qb7 23. dxe5 dxe5 24. Bc5 Rg8 25. Qxb5 Nc7 26. Qc4 {Vuelban,V (2277)-Bettalli,F (2232) Montesilvano 2020 0-1 (47)}) 12. Bc2 b4 {[%eval 36,19] [the problem with this is that the b4 square really needs to be occupied by Bl pieces.It also creates wh square weaknesses This b4 idea , supported by a Rb8, is frequent in many Sicilian positions. However, the position here has much  more resemblance to a Ruy Lopez. Here Bl needs to wait and be prepared to contest the c file ,should Wh play for d4. vk]} (12... Re8 $11 {[%eval -1,20]}) 13. d4 {[%eval -11,24]} (13. Rc1 $14 {[%eval 36,19]}) 13... cxd4 14. cxd4 {[%cal Bc3d4,Bd4d5,Bd5c6][%mdl 32]} a5 {[%eval 101,20] [#] [positionally bad as the two Q side pawns are static and thus vulnerable later. Besides the a5 square is a good post for Bl's N , challeging Wh's N desire to go to c4 -vk} (14... exd4 $11 {[%eval 10,22] keeps the balance.} 15. Bf4 (15. Nxd4 Ng4 $11) 15... Ne5) 15. Nc4 {[%eval -1,21]} (15. d5 $1 $16 {[%eval 101,20][%cal Rd5c6]} Ne7 16. Rc1 {[SF17.1 prefers} (16. Nc4 Bb5 17. Nfd2 $18 {[ which Wh decides is the best setup a few moves later vk]})) 15... Bc8 $2 {[%eval 169,24] [ undeveloping, this is already the losing move. Wh looked at wining the e pawn, but now decided to try and win both Bl's Q side pawns} (15... exd4 $11 {[%eval -1,21]} 16. Nxd4 d5 17. exd5 Nxd5) 16. d5 (16. dxe5 Nxe5 17. Nfxe5 dxe5 {and now} 18. Nxe5 (18. Nb6 Rb8 19. Bc5 Re8 20. Ba4 {[as given by SF17.1wins an exchange vk]}) 18... Bb7 (18... Nxe4 $2 {there is a loose N on e5,} 19. Bxe4 {but a loose R on a8- seen by wh}) 19. Qxd8 Raxd8 $16 {but this is ansuch an open position, where Bl has very active piece play vk]}) 16... Ba6 $2 {[%eval 297,22] This costs Black the game.} (16... Nd4 $16 {[%eval 146,23] [pm suggestion, but Bl is still losing as the Wh pieces retain a grip on the position} 17. Nxd4 exd4 18. Bxd4 Rb8 19. Ba4 Ba6 20. Rc1 {Bl has weak pawns on the q side and centre & is already one pawn down} Bxc4 21. Rxc4 Nd7 22. Bxg7 Kxg7 23. Bxd7 Qxd7 24. Qd4+ f6 25. f4 $18 {[SF17.1 vk]}) 17. Nb6 $18 ({Less strong is} 17. dxc6 Bxc4 18. Bg5 Bb5 $16) 17... Rb8 18. dxc6 Rxb6 19. Bxb6 Qxb6 20. Ba4 {Wh wanted to keep the c6 pawn , leaving the weak d6 pawn in Bls way. However SF17.1 prefers the exchanges as even stronger} (20. Qxd6 Ne8 21. Qd1 Qxc6 22. Bb3 {SF17.1 the Wh pieces control the centre , neither of his Bs is doing much, and the N is misplaced, and an exchange down vk]}) 20... Bh6 $2 {[%eval 587,22]} (20... Nh5 {[%eval 223,22]} 21. Rc1 (21. Qxd6 Rd8 $17) 21... Qc7 {[SF17.1 continues with} 22. g3 $18) 21. Qxd6 Ne8 22. Qe7 Bg7 23. Nxe5 Qc7 24. Nd7 Kh8 {[a N move loses the Q vk]} 25. e5 {[scarcely any of Bl's pieces can move vk]} Rg8 26. Qxf7 Rf8 27. Qd5 {simplest} ({Wh spent a bit of time calculating the flashy} 27. e6 Rxf7 28. exf7 Nd6 29. Re8+ Bf8 30. Rxf8+ (30. Nxf8 {pm analysis[]} Qxf7 31. Nxg6+ Kg7 32. Re7 Kxg6 33. Rxf7 Kxf7 34. c7 {is only about 8+}) 30... Kg7 31. Bb3 Kh6 32. Ne5 {which SF17.1 rates as 11 + vk}) 27... Rg8 (27... Qd8 28. Rad1 Rxf2 29. Kxf2 Nc7 30. Qe4 Ne8 $18 {[is about the best that SF17.1 can suggest for Bl vk}) 28. Bb3 {Weighted Error Value: White=0.25 (precise) /Black=1.18} 1-0

[Event "Club Championship 2025/26"]
[Site "Morda"]
[Date "27.08.2025"]
[Round "Rd 1"]
[White "Atherton, Marcus"]
[Black "Bryant, Richard BE"]
[Result "0-1"]
[Annotator "Van Kemenade, Rudy"]
[ECO "C15"]
[WhiteElo "1534"]
[BlackElo "1898"]
[EventDate "27.08.2025"]

{[%evp 0,36,20,24,24,35,19,23,46,12,0,-10,-24,-11,-10,5,35,21,38,35,45,23,41,19,36,14,37,47,55,57,36,-14,26,-5,-9,-40,47,-130,-81]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 (4. e5) (4. exd5) (4. Nge2) (4. a3) 4... c5 (4... dxe4 5. Bxe4 Nf6 6. Bf3 (6. Bd3 c5 7. Nf3 Nc6 8. a3 Ba5 9. b4 cxb4 10. axb4 Bxb4 11. Bd2 O-O 12. O-O b6 13. Ne2 Bxd2 14. Qxd2 Bb7 15. c3 Na5 16. Qf4 Qd5 17. Rfb1 Bc6 18. c4 Nxc4 19. Nc3 Qd6 20. Ne5 Nxe5 21. Qxe5 Qxe5 22. dxe5 Nd5 23. Ne4 Nf4 24. Bc2 Ng6 {0-1 Leroy,J-Bryant,R (1944) GBR-ch 105th Weekend op Hull 2018 (1)}) 6... c5 {main}) 5. a3 (5. exd5 {scores 60% for Wh}) 5... Bxc3+ 6. bxc3 c4 7. Be2 Nc6 (7... Nf6 {main. 48% for Wh}) (7... dxe4 8. Bxc4 (8. Nh3 $11 {Cloud Engines, not yet played}) 8... Qc7 9. Qe2 $15 {1-3-7}) 8. e5 Qa5 (8... f6 9. exf6 (9. Nf3 $14 {SF17.1}) 9... Nxf6 10. Bg5 Qa5 11. Qc1 Qxc3+ 12. Bd2 Qxd4 13. Nf3 Qb6 14. Rb1 Qc7 15. O-O O-O 16. Re1 Ng4 17. h3 Rxf3 18. Bxf3 Qh2+ 19. Kf1 Qh1+ 20. Ke2 Nd4+ {0-1 Akdag,O-Can Kocak,H TUR-ch U16 rapid Datca 2011 (2)}) 9. Bd2 Nge7 10. Bg4 (10. f4 Bd7 11. Nf3 {33 games, 44% for Wh}) 10... Bd7 11. Nf3 (11. a4 O-O-O 12. Qe2 Rdf8 13. Nh3 Kb8 14. O-O Ka8 15. Rfb1 Nd8 16. Nf4 Ng6 17. Nh5 f5 18. exf6 gxf6 19. Bh6 Rf7 20. Qd2 Rg8 21. Kh1 Qc7 22. Re1 $11 {½-½ Catt,P (2395)-Rice,P (2336) GB/WH2020 ICCF email [14] 38 moves total}) (11. h4 $14 {SF17.1}) 11... O-O 12. h4 $16 Kh8 13. O-O (13. h5 {looks a consistent followup to Wh's attacking sequence} h6 14. Nh4 Nf5 15. Bxf5 exf5 16. f4 $16 {SF17.1}) 13... Ng8 14. Bh3 f5 15. Be1 {not sure where this B is meant to be going} (15. Kh2 Qd8 16. g3 a5 17. Ng1 b5 18. Ne2 Qe7 19. Bg5 Qf7 20. Qd2 $16 {SF17.1 is a more systematic buildup}) 15... Nce7 16. Ra2 $6 {It is not usually a good idea to tie Rs down to protect a weak P} (16. Kh2 Be8 17. Ng1 $16 {SF17.1}) 16... Be8 17. Qd2 $2 (17. Nh2 Qd8 18. g3 b5 19. Bd2 $14 {SF17.1}) 17... Bh5 $19 18. Ng5 (18. Nh2 Qb5 19. Qc1 Be2 $19 {SF17.1}) 18... Qa6 (18... Qb6 $1 19. Qc1 h6 20. Nf3 Bxf3 21. gxf3 Ng6 $19 {SF17.1}) 19. f3 $2 (19. f4 b5 20. Qe3 Nh6 $17 {SF17.1}) 19... h6 {Bl wins a piece, but Wh retains some K side attacking chances} 20. g4 Be8 21. Kg2 f4 22. Rh1 hxg5 23. hxg5 g6 24. Kf2 Kg7 {an interesting strategy- the K starts to go for a long walk, evacuating from the danger zone} 25. Bg2 Nc6 26. Ke2 Qb6 27. Bf2 Qd8 28. Bh4 Rf7 29. Rh2 Kf8 30. Bf2 Ke7 31. Rh8 Bd7 32. Qc1 Qf8 33. Qb2 (33. Be1 Qg7 34. Rh2 Raf8 35. Qb2 b6 36. Ra1 Kd8 37. Bd2 Nxe5 $1 {returning the piece to open up a central pawn mass , while the Wh pieces are static and uncoordinated} 38. dxe5 Qxe5+ 39. Kf1 Qd6 40. Qb4 Kc7 41. Be1 e5 42. Bf2 Ne7 43. Qxd6+ Kxd6 44. a4 Nc6 $19 {SF17.1}) 33... b6 (33... Qg7 34. Rh2 Kd8 $19 {SF17.1 is happy giving up a pawn- if Wh takes the open B file favours the active Bl pieces}) 34. Be1 Qg7 35. Rh3 Raf8 36. Kf2 Kd8 37. a4 Nge7 38. Bd2 Rh8 39. Ra1 Rxh3 40. Bxh3 Qf8 41. Rh1 Na5 42. Qa2 Qe8 43. Ra1 Qh8 44. Rh1 Rh7 (44... Qh4+ 45. Kg1 Qxg5 $19 {alternative}) 45. Kg2 Qf8 46. Be1 Qe8 47. Bd2 Rf7 48. Ra1 Nc8 {it is still a very blocked position, and difficult to make Bl's extra piece an effective one} 49. Qa3 Kc7 50. Qc1 Bxa4 51. Bxf4 Bxc2 $1 52. Qxc2 Rxf4 53. Kg3 Rf8 54. Bg2 (54. f4 {looks a better try , as perhaps Wh can break with f5 , making some use of his uptill now Bad B. Sitting waiting measns theat eventually the Bl Ns and extra a pawn will win for Bl}) 54... Qf7 55. Kf2 Qf4 56. Qxg6 Nb3 57. Rd1 (57. Rh1 Nxd4 $1 58. cxd4 Qxd4+ 59. Kf1 Qxe5 {and Wh is confined to a quarter of the board}) 57... Nd2 58. Rxd2 {otherwise f3 collapses} Qxd2+ 59. Kg3 Qf4+ (59... Qe1+ 60. Kh2 Rh8+ {SF17.1 wins the Q}) 60. Kf2 Qf7 61. Qh6 Ne7 62. Qh1 a5 63. Qc1 Qf4 64. Qa3 Nc8 65. g6 Rg8 (65... Qd2+ 66. Kf1 Rh8 {is mating, but no need to have to calculate whether the g pawn could be a danger- eliminate}) 66. Qa4 Rxg6 67. Qe8 Rxg4 68. Qxe6 Qg3+ 69. Ke3 Re4+ (69... Qe1# {SF17.1}) 0-1

[Event "Oswestry Club Championship 2025/26"]
[Site "Morda"]
[Date "20.08.2025"]
[Round "Rd 1"]
[White "Bailey, Adrian"]
[Black "Smith, Jonathan"]
[Result "1-0"]
[Annotator "Van Kemenade, Rudy"]
[ECO "D06"]
[WhiteElo "1813"]
[BlackElo "1492"]
[GameId "2213246024363538"]
[EventDate "20.08.2025"]

1. d4 d5 2. c4 Nf6 {the American Defense. It allows Wh to gain a centre} (2... e6) (2... c6) (2... dxc4 {then hitting back with c5; are 3 safer lines}) 3. cxd5 Nxd5 4. e4 {80% for Wh} Nf6 5. Nc3 e6 6. Nf3 Nc6 {In QP openings the N rarely goes to c6 which blocks the c pawn with which Bl needs to counter Wh's centre. (The exception is 2,,,Nc6 and then Bg4, the Chigorin Defense]} (6... Be7) (6... Bb4 {more frequent}) 7. Bb5 Bd7 8. Bg5 {9-0} (8. O-O {59 games, 87% for Wh}) 8... Be7 9. e5 (9. O-O $18 {18 games, 87% for Wh}) 9... Nd5 (9... Nh5 10. Bxe7 Qxe7 11. O-O a6 12. Ba4 h6 13. Qd2 g6 14. Ne4 b5 15. Bb3 Bc8 16. Rac1 Bb7 17. Nc5 Ng7 18. Nxb7 Nd8 19. Nxd8 Rxd8 20. Qa5 Rc8 21. Qxa6 Qd7 22. Qc6 Qxc6 23. Rxc6 O-O 24. Rfc1 Ne8 25. Rb6 b4 26. Rxb4 Ng7 27. h3 Rfe8 28. Rbc4 Re7 29. Rc6 Ne8 30. Ba4 Ra8 31. R6c4 c6 32. Bxc6 Rc8 33. Bxe8 Rxc4 34. Rxc4 Rxe8 35. b4 Rb8 36. a4 Kf8 37. b5 Ke7 38. Rb4 Kd7 39. a5 Kc7 40. Kf1 f6 41. exf6 {1-0 Smorchkov,D-Galiaskarov,E Satka-ch 2011 (6)}) 10. Bxe7 (10. Nxd5 {Cloud Engines} exd5 11. Bxe7 Qxe7 12. Bxc6 Bxc6 13. O-O $14 {SF17.1}) 10... Ncxe7 11. Bxd7+ Qxd7 12. O-O O-O $11 13. Qc2 (13. Ne4) 13... Nxc3 14. bxc3 h6 $11 {SF17.1} 15. Rab1 b6 (15... Rab8) (15... c5) 16. c4 Rac8 17. Rfd1 Rfd8 18. Qb3 Qc6 $11 (18... c6 $11) 19. Rd3 Rd7 (19... Qa8 $11 {is SF17.1- the kind of hedgehog positional move favoured by Sweden's Ulf Andersen in his prime} 20. h3 (20. Rbd1 c5 21. h3 (21. d5 $2 exd5 22. cxd5 $2 c4 $19)) 20... c5 21. Rbd1 cxd4 22. Rxd4 Nc6 $11) 20. Rbd1 Rcd8 21. a4 a5 {a natural move , stopping any ideas of a5 by Wh. Its quite complex despite the reduced material which requires a bit of subtlety from both players. Can Wh get in d5 succesfully?} (21... Qe4 22. Re1 Qb7 23. Red1 Qe4 $11 {SF17.1}) 22. Ne1 (22. R3d2 $11) (22. h3 $11) 22... Qb7 (22... Qe4 23. Nf3 Nc6 24. Re1 Qf5 25. Red1 Nb4 26. R3d2 c5 $11 {SF17.1}) 23. Nc2 c6 $11 (23... c5 $1 24. g3 (24. dxc5 Rxd3 25. Rxd3 Rxd3 26. Qxd3 bxc5 27. Ne3 Nc6 28. Qe4 Qc7 29. f4 Qd7 $17) 24... cxd4 25. Nxd4 Qe4 26. Qxb6 g5 27. f3 Qa8 28. Qb2 Qc8 29. Qb5 Ng6 30. R3d2 Qc7 31. Nb3 Rxd2 32. Rxd2 Rb8 33. Qxa5 Qxc4 34. Rd8+ Rxd8 35. Qxd8+ Kh7 36. Nd2 Qxa4 $15 {SF17.1 a very comlicated pawn sacrifice of the b6 in order to show up the e5 pawn as a weakness- but this is GM strategy play}) 24. Kf1 (24. h4 $11) (24. g3 c5 $11 (24... Nf5 $11)) 24... Kf8 (24... Ng6 25. Ne3 Qc7 26. Qc2 c5 $15 {SF17.1}) 25. Ne3 Kg8 26. f4 Nf5 $2 {losing control over d5 and the game. Bl had to wait patiently and look to get c5 in} (26... Qc7 27. Kg1 Qa7 28. Qb2 Qb7 29. Qd2 Qa6 $11 (29... b5 {seems to be an option as well} 30. d5 exd5 31. axb5 d4 32. f5 Qc8 33. Ng4 Nxf5 34. Qf4 Ne3 35. Nxh6+ gxh6 36. Qxh6 cxb5 37. Qg5+ Kh7 38. Qh5+ Kg7 $11 {SF17.1})) 27. Nxf5 exf5 28. d5 $18 cxd5 29. cxd5 Qa6 30. Kg1 (30. d6) 30... Qb7 31. d6 Kf8 32. Rc3 Qa7 33. Qb5 Qb7 34. Rdc1 Ra8 35. Rc7 Rxc7 36. Rxc7 (36. dxc7 {may be even stronger}) 36... Qa6 (36... Qe4 {clings on a little longer} 37. Qc4 Qe1+ 38. Qf1 Qd2 39. h3 Qd5 40. Qc1 Re8 41. Rc8 $18 {SF17.1}) 37. Qd5 Rc8 38. Qxf7# 1-0

[Event "Oswestry Club Championship 2025/26"]
[Site "Morda"]
[Date "20.08.2025"]
[Round "Rd 1"]
[White "Dyke, Tony"]
[Black "Fowkes, Sam"]
[Result "0-1"]
[Annotator "Van Kemenade, Rudy"]
[ECO "B30"]
[BlackElo "1571"]
[EventDate "20.08.2025"]

{[%evp 0,27,17,22,19,-3,0,-3,6,-9,-37,-9,-17,-45,-41,-44,-55,-57,-53,-120,-96,-99,-103,-103,-100,-180,-95,-359,-210,-961]} 1. e4 c5 2. Bc4 {a little early as Bl can drive the B back} e6 3. Nf3 Nc6 4. c3 (4. Nc3 a6 5. a4 Nf6 6. d3 d5 {main, Wh scores 18%}) 4... d5 5. exd5 (5. exd5) 5... exd5 6. Qe2+ {Ok if Bl wishes to swap Q too, but tif not A R coming to the efile will force the Q to shift with loss of time} (6. Bb5 {main.}) 6... Be7 7. Bb5 Nf6 8. Ne5 Bd7 (8... Qb6 $17 {Cloud Engines}) 9. Nxc6 (9. Nxd7 Qxd7 10. O-O O-O $15 11. d3 Rfe8 12. Bf4 a6 13. Ba4 b5 14. Bc2 d4 15. Qf3 Bd6 16. Bxd6 Qxd6 17. Nd2 Ne5 18. Qg3 Nh5 19. Qg5 Nf6 20. Rae1 dxc3 21. bxc3 Nxd3 22. Re3 Nf4 23. Ne4 Nxe4 24. Bxe4 Rab8 25. Rfe1 Ng6 26. h4 Kf8 27. h5 h6 28. Qf5 Re5 29. Qf3 Nh8 30. Rd1 Qf6 31. Qh3 Rbe8 32. Rf3 Qg5 33. Bc6 Re1+ 34. Rxe1 Rxe1+ 35. Kh2 Qe5+ 36. g3 Qc7 37. Bd5 Re5 38. c4 f6 39. Be6 Nf7 40. Rd3 Ng5 41. Rd7 Qxd7 42. Bxd7 Nxh3 43. Kxh3 Rxh5+ 44. Kg2 b4 45. f4 Ke7 46. Bc6 g5 {½-½ Pericka,P (1822)-Wallner,J (1536) SVK-chT4 A21 1617 Slovakia 2016 (7.3)}) 9... bxc6 10. Ba4 O-O 11. O-O Re8 $19 (11... Bd6 12. h3 c4 13. Bc2 Qb6 14. a4 Rae8 15. Qf3 a5 16. d3 cxd3 17. Bxd3 Ne4 18. Be3 Qxb2 19. Nd2 Nxd2 20. Qh5 g6 21. Qh6 Nxf1 22. Rxf1 Qxc3 23. Rd1 d4 24. Bxg6 fxg6 25. Bxd4 Qe1+ {0-1 Donoso,J (1667)-Gonzalez Gonzalez,C (2072) Santiago Endesa 11 Santiago de Chile 2008 (3)}) 12. Bc2 Qc7 (12... Bd6 $1 {Bl is ready to attack on the K, while Wh is playing without any Q side pieces} 13. Qf3 (13. Qd1 Bxh2+ 14. Kxh2 Ng4+ 15. Kg1 (15. Kg3 h5 16. f4 h4+ $19) 15... Qh4 $19) 13... Bg4 14. Qd3 Be2 15. Qf5 Bxf1 16. Kxf1 Qe7 $19 {SF17.1}) 13. f3 (13. h3 {is better , but Bl is still with a winning attack} Bd8 14. Qd1 Qd6 15. d4 Bc7 16. f4 Bc8 17. Bd3 cxd4 18. cxd4 Bb6 19. Bc2 Ba6 20. Rf2 Qb4 $19 {SF17.1}) 13... Bd6 14. g3 (14. Qd1 Bxh2+ 15. Kh1 Qg3 16. d4 Nh5 {and Wh giving up two Bs only delays the mate by a few moves}) 0-1

[Event "Oswestry Club Championship 2025/26"]
[Site "Morda"]
[Date "20.08.2025"]
[Round "Rd 1"]
[White "Evans, Alf"]
[Black "Sadler, Paul"]
[Result "0-1"]
[Annotator "Van Kemenade, Rudy"]
[ECO "B50"]
[WhiteElo "1396"]
[BlackElo "1605"]
[GameId "2213268911295483"]
[EventDate "20.08.2025"]

{[%evp 0,56,19,20,0,9,23,19,29,4,8,42,4,7,8,-38,13,23,23,23,12,15,19,65,19,19,36,20,24,15,83,69,63,76,58,45,43,0,54,39,105,39,-53,22,-107,15,18,10,-32,-6,-27,-10,-76,-299,-399,-369,-424,-606,-608]} 1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d3 a6 5. a4 Nc6 6. c3 Nf6 7. h3 Na5 (7... Be7 8. O-O O-O 9. Bb3 Re8 10. Re1 b6 11. Nbd2 Bb7 12. Nf1 b5 13. Bg5 Qc7 14. Bh4 Rad8 15. Qd2 Na5 16. Bc2 c4 17. Rad1 e5 18. d4 d5 19. Nxe5 Nxe4 20. Bxe4 Bxh4 21. Bc2 Bf6 22. Ng4 Be7 23. Ng3 Nc6 24. Re2 Bd6 25. Qg5 Be7 26. Qh5 g6 27. Qh6 Qd6 28. Rde1 Bc8 29. Nh5 gxh5 30. Qxh7+ {1-0 Karastoyanov,M (2049)-Angelov,G (2218) Sofia MGU op 26th 2011 (4)}) (7... Rb8 8. Na3 Qc7 9. Rb1 Bd7 10. b4 cxb4 11. cxb4 d5 12. b5 dxc4 13. bxc6 Qxc6 14. Nxc4 Qxa4 15. Qe2 b5 16. O-O Rd8 17. Nb6 Qa5 18. Be3 b4 19. Nc4 Qh5 20. Qd2 Bb5 21. Rfc1 Nxe4 22. Qc2 Nc3 23. Ra1 Be7 24. Bd4 Nd5 25. Be3 O-O 26. Nce5 Bf6 27. d4 Rc8 28. Qxc8 {1-0 Gomez,N-Jaramillo Ochoa,M (1955) Pan American-ch Amateur Cali 2010 (1)}) 8. Ba2 Be7 9. O-O O-O $11 10. Be3 Bd7 11. Nbd2 b5 12. axb5 Bxb5 (12... axb5 $11 {Looks more natural.There are quite a few similarities to the other rd1 game R Van Kemenade -G Slegg, 1-0 . though there Bl had a fianchettoed K B, and had played e5.}) 13. Qc2 (13. Bb1 $16 {SF17.1}) 13... Qc7 14. Rfe1 Bc6 (14... Nc6 $11) (14... Rfb8 $11) 15. Bf4 $16 (15. d4 $16) 15... e5 16. Bg3 (16. Bg5) 16... Bd7 17. Rac1 (17. Nf1 Nc6 18. Ne3 a5 19. Nd2 a4 20. Ndc4 $16 {SF17.1}) 17... Rac8 18. Nf1 Qb7 19. Ne3 Be6 $6 (19... Rb8 20. Rb1 Nb3 21. Qxb3 Qxb3 22. Bxb3 Rxb3 23. Nd2 Rbb8 24. Ndc4 $16 {Bl has to keep an eye on the a isolated since move 12. also Bl's centre pawns are static , & restricting the KB.}) 20. Ra1 {missing a chance} (20. Bxe6 fxe6 21. b4 $1 cxb4 22. Qa2 Nc6 23. Qxe6+ Kh8 24. cxb4 Nxb4 25. Rxc8 Rxc8 26. Ng5 h6 27. Nf5 Qd7 28. Qxd7 Nxd7 29. Nf7+ $18 {SF17.1}) 20... Nb3 21. Bxb3 Bxb3 22. Qd2 (22. Qe2 Be6 23. Nd2 Nd7 (23... Qxb2 24. Reb1 Qxc3 25. Nd1 {wins the Q}) 24. Ndc4 Nb6 25. Na5 Qd7 26. f4 exf4 27. Bxf4 $14) 22... Be6 23. Reb1 c4 24. Ng5 (24. Bh4 cxd3 25. Qxd3 Rc6 26. Bxf6 Bxf6 27. Nd5 Bxd5 28. Qxd5 $14 {HoweverWh would have excellent longterm prospects- Bl has a bad B vs a superb N, and weakpawns on d6 and a6.}) 24... cxd3 25. Qxd3 Bd7 26. Nd5 $2 (26. Qxa6 Qxa6 27. Rxa6 h6 28. Nf3 Nxe4 29. Ra7 Nf6 30. c4 $2) 26... Nxd5 $19 27. Nf3 (27. exd5 Bxg5 $19) 27... Nf6 28. Rxa6 $2 Bb5 0-1

[Event "Oswestry Club Championship 2025/26"]
[Site "Morda"]
[Date "20.08.2025"]
[Round "Rd 1"]
[White "Billington, Mark"]
[Black "Cockburn, Josh"]
[Result "1/2-1/2"]
[Annotator "Van Kemenade, Rudy"]
[ECO "A43"]
[WhiteElo "1590"]
[EventDate "20.08.2025"]]

1. d4 c5 2. c3 (2. d5 {main}) 2... cxd4 3. cxd4 b6 (3... d5) (3... Nf6 {main lines}) 4. Nf3 Bb7 5. e3 (5. Bf4 e6 6. Nc3 a6 7. e3 Nf6 8. h3 d6 9. Be2 Be7 10. O-O O-O 11. Nd2 Nbd7 12. Bf3 Bxf3 13. Nxf3 Rc8 14. Qe2 b5 15. a3 Nb6 16. Rac1 Nc4 17. Rc2 Nxb2 18. Nxb5 Rxc2 19. Qxc2 axb5 20. Qxb2 Qa5 21. Rb1 Rb8 22. Bg3 Ne4 23. Bf4 g5 24. Bh2 Nc3 25. Rc1 Rc8 26. Kh1 d5 27. Qc2 Qxa3 28. Nd2 b4 29. Nb3 Ra8 30. Ra1 Qxa1+ 31. Nxa1 Rxa1+ 32. Bg1 Bd8 33. f4 Ba5 34. f5 Ra2 35. Qb3 Ra3 36. Qc2 exf5 37. h4 Ra2 38. Qb3 gxh4 39. Kh2 Bc7+ 40. Kh3 Ra1 41. Qxb4 Rxg1 {0-1 Palchun,G (2047)-Galstyan,G World School-ch U11 3rd Chalkidiki 2007 (8.2)}) (5. Nc3 g6 6. g3 Bg7 7. Bg2 Nf6 8. O-O d6 9. Nh4 Nbd7 10. Bxb7 Rb8 11. Bg2 O-O 12. Nf3 a6 13. Bg5 e6 14. Bxf6 Bxf6 15. e3 Bg7 16. Nd2 b5 17. Rc1 b4 18. Nce4 Nb6 19. Nc4 Nxc4 20. Rxc4 d5 21. Rc6 dxe4 22. Bxe4 Qa5 23. Qb3 Rfc8 24. Rfc1 Rd8 25. Qc4 Qa4 26. Qb3 Qb5 27. Qc4 Qh5 28. Kg2 h6 29. Bf3 Qg5 30. h4 Qf6 31. b3 a5 32. Rc7 Bf8 33. d5 e5 34. e4 Qb6 35. Rc6 Qb7 36. Rc7 Qb6 37. Rc6 Qb7 38. h5 Qb5 39. Qxb5 Rxb5 40. hxg6 Ra8 41. gxf7+ Kxf7 42. Bh5+ Kg8 43. Be2 Rb7 44. Bg4 a4 45. Be6+ Kg7 46. d6 axb3 47. axb3 Rd8 48. d7 Rbb8 49. Rc8 Kf6 50. Rxb8 Rxb8 51. Rc8 Kxe6 52. Rxb8 Kxd7 53. Rxf8 Ke7 54. Rh8 Kf6 55. Rxh6+ Kg5 56. Rb6 Kg4 57. Rxb4 Kg5 58. f4+ Kg4 59. fxe5 Kg5 60. e6 Kf6 61. e7 Kf7 62. e8=Q+ Kxe8 63. Rb7 Kd8 64. Ra7 Kc8 65. g4 Kb8 66. Rh7 Kc8 67. g5 Kd8 68. g6 Ke8 69. b4 Kf8 70. b5 Kg8 71. b6 Kf8 72. b7 Ke8 73. Kf3 Kd8 74. Kf4 Ke8 75. Ke5 Kf8 76. Kd4 Ke8 77. Ke3 Kf8 78. Kf3 Ke8 79. Ke2 Kf8 80. Ke1 Ke8 81. b8=Q# {1-0 Bazeev,G (2398)-Song,G (2145) Chess.com Bullet op2 Chess.com INT blitz 2020 (13)}) 5... Nf6 6. Nc3 e6 7. Bd3 d5 8. Ne5 (8. O-O {3 draws, 1 Bl win}) 8... Bd6 9. Bb5+ (9. f4 O-O $11 10. Qf3 Bb4 11. O-O Bxc3 12. bxc3 Ba6 13. c4 Qe7 14. a4 Rc8 15. Ba3 Qe8 16. f5 dxc4 17. fxe6 fxe6 18. Bc2 Nbd7 19. Qh3 Bb7 20. Rf4 {1-0 Popchev,M (2459)-Heinzel,O (2340) Tabor op 2009 (6)}) 9... Nbd7 10. Nxd7 Nxd7 11. Qa4 Bc8 $2 (11... a6 $17 {SF17.1}) 12. Bc6 Rb8 13. Nb5 $18 Qe7 14. Nxd6+ (14. Qxa7 O-O 15. Bd2 $18 {SF17.1}) 14... Qxd6 15. Bd2 (15. b3 $1 $18 {SF17,1} Bb7 16. Bxb7 Rxb7 17. Ba3 Qb8 18. Rc1 {Bl has trouble finding moves}) 15... a5 16. O-O O-O 17. b4 $16 Nf6 18. bxa5 (18. Rfc1 Ng4 19. g3 Qe7 20. f3 Nh6 21. Rab1 Bb7 22. Bb5 Ra8 23. bxa5 bxa5 24. Bd3 $16 {SF17.1}) 18... bxa5 19. Bxa5 (19. f3 Ba6 20. Rfc1 Bc4 21. Bxa5 Rfc8 22. Rab1 Rxb1 23. Rxb1 Rxc6 24. Bc7 Rxc7 (24... Qxc7 25. Qa8+ Qc8 26. Rb8 $18) 25. Rb8+ Qf8 26. Rxf8+ Kxf8 27. Qb4+ Re7 28. a4 Ne8 $11 {though the Q might struggle against the 3 pieces If Bl can get to co-ordinate them}) 19... Bb7 20. Bb5 (20. Rfc1 $16) 20... Rfc8 $2 (20... Ba6 $11) 21. Rfc1 (21. Qb4 Qxb4 22. Bxb4 Bc6 23. Ba6 Bb7 24. Be2 Ra8 25. a4 $18 {SF17.1}) 21... Ba6 22. Bb4 Bxb5 23. Qxb5 (23. Rxc8+ Rxc8 24. Qxb5 Qc7 25. a4 $18 {in these lines Wh runs the a pawn backed by the R}) 23... Qd8 24. Rxc8 Qxc8 25. Qc5 Qa6 26. Rc1 h6 27. h3 $2 (27. a3 $18) 27... Ne4 $11 (27... Qxa2 $11) 28. Qa5 Qxa5 29. Bxa5 Rb2 (29... Ra8 $11 30. f3 Rxa5 31. fxe4 dxe4 (31... Rxa2 $11) 32. Rc5 Rxa2 33. Re5 Ra6 34. Rxe4 $11 {SF17.1}) 30. f3 (30. Ra1 Nxf2 31. a4 Ne4 32. Be1 Rb6 33. a5 Ra6 34. Rb1 Rc6 $11 {SF17.1}) 30... Ng3 31. Ra1 Nf5 32. e4 (32. Bc3 Rc2 33. Be1 Nxe3 34. Bf2 Nc4 35. a4 Na5 $11 {SF17.1}) 32... Nxd4 33. a4 $2 (33. exd5 exd5 34. Be1 Kh7 $11) 33... Nb3 $19 34. Rd1 Nxa5 35. exd5 exd5 36. Rxd5 Nc6 37. Rc5 Nb8 (37... Nd4) 38. a5 Kf8 39. Rc8+ Ke7 40. Rc7+ Ke6 41. a6 Ra2 42. a7 Nd7 43. Rb7 Kd6 44. Kh2 Kc6 45. Rb2 Rxa7 $19 46. h4 Nf6 47. g4 Ra3 48. Kg3 Kd5 49. Kf4 Ra4+ 50. Ke3 Rc4 51. Rb7 Ke6 52. Kd3 Rf4 53. Ke2 Nd5 (53... Nxg4 $1 54. fxg4 Rxg4 {SF17.1 & vk ;trades in the extra N for a simplified ending, where Bl will be 3 pawns up}) 54. Ra7 g6 (54... Ra4 $1 {SF17.1} 55. Rb7 Ra2+ 56. Kd3 g6 57. Rb8 Ke5 58. Rb7 Nf4+ 59. Kc4 Kf6 {both Wh's K & R have been driven away from the defence of the remaing Wh pawns}) 55. h5 gxh5 (55... Ra4 $1) 56. gxh5 (56. Ra6+ Ke5 57. Rxh6) 56... Rf5 (56... Ke5 57. Ra6 Rf6 58. Ra8 Rf5 $17 {SF17.1}) 57. Ra6+ Ke5 58. Rxh6 Rxh5 $2 {to force Rs off, but missing that Wh gets the check first} (58... Nf4+ 59. Kf2 f6 60. Rh8 Rxh5 61. Ra8 Kf5 $19) 59. Rxh5+ f5 $11 {fortunately for Bl at least the draw is still there, as the endgame tablebases confirm. Wh has no K entry.} 60. Rh8 Kf4 61. Kf2 Kg5 62. Rg8+ Kf4 63. Rd8 Nf6 64. Ke2 Nh5 65. Rh8 Nf6 1/2-1/2

[Event "Club Championship  2025/26"]
[Site "Morda Village Hall, Morda"]
[Date "2025.09.03"]
[Round "1"]
[White "Fisher, Peter S"]
[Black "Grocott-James, Al"]
[Result "1-0"]
[Annotator "kemen"]
[ECO "B02"]
[WhiteElo "1661"]
[BlackElo "1422"]
[WhiteFideId "-1"]
[WhiteFideId "-1"]
[PlyCount "73"]
[GameId "2218361424835293"]
[EventDate "2025.09.03"]

{[%evp 0,73,10,39,46,-19,29,32,1,49,55,56,64,70,63,-41,65,80,50,80,90,102,122,110,132,114,141,140,159,147,152,142,283,291,286,334,563,558,560,543,583,538,579,544,646,692,864,629,695,621,679,693,723,668,1651,780,1086,766,784,832,816,771,840,620,897,900,700,891,883,835,886,718,967,976,29997,29998]} 1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 e6 $6 {[%eval 60,17] The Alehine defence, it seeks to lure Wh's pawns forward, and then undermine them and get active pieces..But Bl must start the process at once, left alone, as here, the Wh centre pawns will just squeeze then squash the passive Bl pieces -vk} (4... d6 {[%eval 28,16] is the correct theoretical response- vk} 5. Nf3 Bg4 6. exd6 exd6 7. Nc3 Nc6 8. Be2 Be7 9. O-O O-O 10. Qd3 d5 11. c5 Bxf3 12. Bxf3 Nb4 13. Qe2) 5. a3 {over cautious vk} (5. Nc3 d6 (5... Bb4 6. Qg4 {89% for Wh}) 6. exd6 {81 % for Wh vk}) 5... Nc6 6. Nc3 d6 (6... d5 {added by vk, echoes game continuation} 7. c5 Nd7 8. Nf3 a6 9. b4 b5 10. Bd3 a5 11. Bf4 axb4 12. axb4 Bb7 13. Nxb5 Rxa1 14. Qxa1 Be7 15. Qb1 h6 16. h4 f6 17. exf6 Bxf6 18. Nxc7+ Kf7 19. Bg6+ Ke7 20. Bd6# {1-0 Van de Groep,K (1010)-Childress,S (954) IECC M email IECC email 2001}) 7. f4 $6 {[%eval -42,17] [in danger of overextending, though Bl misses the opportunity vk]} (7. exd6 {[%eval 57,16]} cxd6 8. Nf3 e5 9. Be3 Bg4 10. d5 Na5 11. Bd3 a6 12. b3 Be7 13. O-O {[& SF17.1 gives Wh as winning with a clear space advantage vk]}) 7... Qh4+ $6 {[%eval 56,20]} (7... dxe5 {[%eval -42,17]} 8. dxe5 Qxd1+ 9. Kxd1 Bd7 10. Nf3 Na5 11. Nd2 Be7 12. b4 Nc6 13. Nf3 O-O 14. Kc2 f5 15. Nb5 Rfc8 16. Be3 a6 17. Nxc7 {[when SF17.1 sees as leading to = after} Nxc4 18. Bxc4 Rxc7 19. Kb3 b5 20. Be2 $11 {[vk]}) 8. g3 Qd8 9. Nf3 Be7 10. Be2 d5 (10... dxe5 11. fxe5 f6 12. exf6 Bxf6 13. Be3 e5 14. d5 Ne7 15. Ne4 {[ SF17.1 is a litle bit better continuation for Bl, but comparing the minor pieces Wh is clearly better, also with a preferable pawn structure vk]}) 11. c5 Nd7 (11... Nc4 {a frequent idea in the Alehine, but c5 still has Bl struggling to find that neccasary piece activity vk} 12. b3 N4a5 13. Bd3 b6) 12. O-O a6 13. b4 {[Wh has succesfully consolidated the centre vk]} h6 $6 {[%eval 115,18]} (13... f5 {[%eval 85,16]} 14. Be3 O-O 15. Qa4 Na7 16. Qc2 Nc6 17. Ng5 Bxg5 18. fxg5 b6 19. cxb6 Nxb6) 14. Qd3 b6 15. Be3 a5 $6 {[%eval 150,16]} (15... Nf8 {[%eval 123,15]} 16. Qc2 h5 17. Bd3 h4 18. g4 Bb7 19. Qg2 Bc8 20. f5 Bb7 21. fxe6 Nxe6 22. Rab1 O-O 23. Qc2) 16. b5 bxc5 $6 {[%eval 285,18]} (16... Ncb8 {[%eval 175,18]} 17. f5 (17. c6 $18 {SF17.1, just forces Bl to lose a piece, while even then the Bl q side remains out of the game}) 17... Nf8 18. Qc2 h5 19. fxe6 Bxe6 20. Nh4 g6 21. Bf3 bxc5) 17. bxc6 c4 $2 {[%eval 561,19]} (17... Nb8 {[%eval 270,17]} 18. dxc5 Nxc6 19. f5 O-O 20. f6 gxf6 21. Bxh6 fxe5 22. Qe3 f6 23. Rad1 Bd7) 18. cxd7+ Bxd7 {The sacrifice of two pieces has not gives Bl's remaing pieces much play either. vk} 19. Qc2 a4 20. Rfb1 (20. f5 $18 {[SF17.1 opens up the position vk]}) 20... h5 21. h4 g5 $6 {[%eval 852,20]} (21... Qc8 {[%eval 612,16]} 22. Ng5 c5 23. f5 cxd4 24. Bxd4 Bxg5 25. hxg5 h4 26. gxh4 Rxh4 27. Bf2 Rh8 28. Bf3 Qd8 29. Qd2 Rb8 30. Rxb8) 22. fxg5 Bf8 $6 {[%eval 1128,17]} (22... Bc6 {[%eval 861,18]} 23. g6 fxg6 24. Ng5 Bxg5 25. Bxg5 Qd7 26. Qxg6+ Qf7 27. Qf6 Qxf6 28. exf6 Kd7 29. Rb4) 23. Bd2 $6 {[%eval 870,18]} (23. g6 {[%eval 1128,17]} Bh6 24. Bg5 Bxg5 25. Nxg5 Qe7 26. gxf7+ Kd8 27. Qg6) 23... Qe7 24. Nd1 (24. Bxc4 $1 {SF17.1 Wh being two pieces up can afford to return some material in order to break Bl's resistance vk} dxc4 25. Ne4 Bc6 26. Bb4 {and SF17.1 gives up the Q to holdup an early mate vk]}) 24... Bg7 $6 {[%eval 921,20]} (24... c5 {[%eval 760,17]} 25. dxc5 Qxc5+ 26. Be3 Qc8 27. g6 Qc7 28. Nf2 Bg7 29. Bb6 Qc6 30. Nh3) 25. Bb4 Qd8 26. Bc5 Rg8 $2 {[%eval 2284,22]} (26... Ra5 {[%eval 864,19]}) 27. Kh2 (27. Qh7 {[wins another piece SF17.1}) 27... Bf8 28. Bxf8 $6 {[%eval 917,20]} (28. Qh7 {[%eval 1364,22]} Bxc5 29. Qxg8+ Bf8 30. g6 Qe7 31. g7 O-O-O 32. gxf8=Q Qxf8 33. Qg5 Qh8 34. Nc3 Bc6 35. Bd1) 28... Kxf8 29. Qh7 Ke7 30. Qxh5 Qf8 31. Qg4 Rg7 32. Qf4 Qh8 33. Rb4 Qh7 34. Qd2 Qf5 35. Rab1 Rh8 36. Rb8 Rgg8 37. Qb4+ 1-0

[Event "Oswestry Club Championship 2025/26"]
[Site "Morda"]
[Date "20.08.2025"]
[Round "Rd 1"]
[White "Loe, Alex"]
[Black "Van Kemenade, Julie"]
[Result "0-1"]
[Annotator "Van Kemenade, Rudy"]
[ECO "A51"]
[WhiteElo "1481"]
[BlackElo "1677"]
[EventDate "20.08.2025"]

1. d4 Nf6 2. c4 e5 3. e3 Bb4+ (3... exd4 4. exd4 Bb4+ 5. Bd2 Bxd2+) (3... Nc6 4. d5 Ne7 5. Nc3 d6 6. Bd3 g6 7. e4 Bg7 8. f3 c6 9. Be3 cxd5 10. cxd5 a6 11. Qd2 h5 12. Nge2 b5 13. a3 Nd7 14. b4 Nb6 15. Rc1 Bd7 16. O-O O-O 17. Bh6 f5 18. Bxg7 Kxg7 19. f4 Rc8 20. fxe5 dxe5 21. Qb2 Nc4 22. Bxc4 Rxc4 23. Ng3 f4 24. Nge2 Qb6+ 25. Kh1 Kh7 26. Ng1 g5 27. Nf3 Qf6 28. d6 Qxd6 29. Nxg5+ Kh6 30. h4 Bc6 31. Rcd1 Qf6 32. Nd5 Bxd5 33. exd5 Nf5 34. Rfe1 Ne3 35. Qb1 e4 36. Rd2 Qf5 37. Ne6 Rg8 38. Ng5 Qg4 39. Nh3 Nxg2 {0-1 White,E (1837)-Van Kemenade,R (1998) South Wales Autumn op Pencoed 2017 (5)}) 4. Bd2 Bxd2+ 5. Nxd2 (5. Qxd2 {keeping c3 availablfor the N is more active}) 5... d6 (5... exd4 6. exd4 O-O 7. Bd3 d5 8. Ne2 dxc4 9. Nxc4 Nc6 {1-0-3}) 6. Be2 (6. Bd3 $11 {2-1-2}) 6... Nc6 (6... O-O 7. Qc2 (7. Nb1 $11 {SF17.1}) 7... exd4 8. exd4 Nc6 $17 9. d5 Nd4 10. Qd3 c5 11. dxc6 Qb6 12. Nb3 Qb4+ 13. Kf1 Nxc6 14. Rd1 Qa4 15. g3 Qxa2 16. Kg2 Qxb2 17. Nf3 Nb4 18. Qxd6 Qxb3 19. Rb1 Qa2 20. Nd4 Nc2 21. Nxc2 Qxc2 22. Bd3 Qa4 23. Rb5 Bd7 24. Rg5 Qc6+ {0-1 Locci,D (2177)-Zelbel,P (2410) Reykjavik op 2011 (2.38)}) 7. d5 Ne7 8. Ngf3 h6 9. Qc2 Bg4 {provoking the reply, which might becomea target if Wh does decide to 0-0} 10. h3 (10. Nb1 {SF17.1}) 10... Bd7 (10... Bf5 $5 {same principle Rudy and SF17.1} 11. e4 (11. Qc3 a5 12. O-O O-O $11) 11... Bh7 $15 {SF17.1}) 11. Bd3 c5 {taking space and letting Q out should Wh decide on 0-0-0.} (11... O-O 12. O-O Ne8 13. e4 Ng6 14. Kh2 Nf4 $15 {The Bl pieces are more actively placed than the Wh ones}) 12. Qc3 Qc7 (12... b5 $11 {SF17.1}) 13. a3 a5 14. O-O O-O (14... a4 {is possible}) 15. b4 (15. Rfb1) 15... Ne8 (15... axb4 16. axb4 Rxa1 {draws the R away from defending the K} 17. Rxa1 Ne8 18. bxc5 Qxc5 19. Qb3 Bc8 20. Ne4 Qc7 21. Nc3 f5 22. Bc2 Nf6 {Bl has attacking chances, though SF17.1 prefers Wh's Q side space} 23. Qb4 $16) (15... cxb4 $1 $17 16. Qb2 (16. axb4 Nexd5 $19) 16... b5 17. axb4 bxc4 18. Rfc1 axb4 19. Rxc4 Rxa1+ 20. Qxa1 Qb6 21. e4 Ng6 $17 {SF17.1}) 16. bxc5 Qxc5 17. Nb3 (17. e4 f5 18. Rab1 Rb8 19. Qb3 Nf6 20. exf5 Bxf5 21. Bxf5 Nxf5 22. Qd3 e4 23. Nxe4 Nxe4 24. Qxe4 Qxa3 25. Qc2 Qc5 26. Qd3 Rbc8 $11 {SF17.1}) 17... Qc7 18. e4 {aiming for c5, but it gives Bl a target on the k side} a4 19. Nc1 $6 {this interferes with R connection, and there is no immediate square the N can get to ,} (19. Nbd2 {provides protection to e4}) 19... f5 20. Qb4 {an unusual outpost for the Q, Wh's most active piece, . There are some tactical possibilities, but the rest of Wh's pieces are not much in the way of support.} Nf6 (20... fxe4 21. Bxe4 Nf6 22. Bb1 Ra6 23. Nxe5 Rb6 24. Qa5 dxe5 25. c5 Rc6 26. Qxc7 Rxc7 27. d6 Rxc5 28. dxe7 Re8 29. Ba2+ Kh7 30. Nd3 Rb5 31. Rfc1 Rxe7 $11 {SF17.1, though Bl has gained a pawn}) (20... b5 21. cxb5 fxe4 22. Bxe4 Rb8 23. Bd3 Rf4 24. Qd2 Bxb5 $11 {SF17.1}) 21. exf5 $2 (21. Nxe5 {makes use of the Q being on b4} fxe4 (21... dxe5 22. d6 (22. Qxe7 fxe4 23. Be2 b5 (23... Rae8 24. Qb4 Nh7 25. d6 Qd8 26. Qxb7 Ng5 27. Qc7 Nxh3+ 28. Kh2 (28. gxh3 Qg5+ 29. Kh1 Rf7 $19) 28... Qxc7 29. dxc7 Nf4 30. Rd1 Re7 $15 {the Bl pieces are a little bit better placed to cope with the sudden tactics than Wh's appear to be}) 24. Qb4 bxc4 25. d6 Qa7 26. Bxc4+ Kh8 27. Ne2 Rac8 $11) 22... Nc6 23. dxc7 Nxb4 24. axb4 fxe4 25. Be2 Rfc8 26. Na2 Rxc7 27. Nc3 a3 28. c5 Kf8 $11) 22. Nxd7 Qxd7 23. Bb1 Ng6 24. Ne2 Rac8 25. Ra2 Ne5 26. Rc2 Nh7 27. Nd4 Ng5 28. Rc3 Nef3+ 29. gxf3 exf3 30. Ne6 Nxe6 31. dxe6 Qxe6 32. Kh2 Qe5+ 33. Kh1 Qh5 34. Kh2 Qe5+ $11 {SF17.1}) (21. Nd2 {SF17.1 avoids all the above problems, though some tactics persist} fxe4 22. Nxe4 Nxe4 23. Bxe4 b5 24. cxb5 Rab8 25. Ne2 Bxb5 26. Rfc1 Qa7 27. Qe1 Bd7) 21... e4 $19 22. Bxe4 (22. Re1 Bxf5 23. g4 Bh7 (23... Bxg4 {also favours Wh} 24. hxg4 Qd7 25. Nh2 exd3 26. Re6 Nc6 27. Qc3 Nd8 28. Re3 Rc8)) (22. Nd4 {looks a bit more active, but Bl can demolish the Wh pawn structure that emerges} exd3 23. Ne6 Bxe6 24. fxe6 Rac8 25. Qxa4 Qxc4 26. Qxc4 Rxc4 27. Nxd3 Nfxd5 $19) 22... Nxe4 23. Re1 Bxf5 24. Nd4 Nc5 {Bl is now a piece up with no weaknesses} 25. Nb5 Qd7 26. Re3 Ng6 27. Nd4 Rae8 28. Rg3 Ne5 (28... Ne4 29. Re3 Nxf2 $1 {SF17.1 considered by Bl though there did not appear to be a good discovered check available} 30. Qe1 Nxh3+ 31. gxh3 Bxh3 32. Ne6 Nf4 33. Ne2 Nxe6 34. dxe6 Rxe6 {SF17.1 basically the Wh K remains unsafe, and Bl's two k side pawns will win the ending as the heavy pieces swap as Wh strives to defend the K}) 29. Nxf5 Qxf5 30. Ra2 Rf7 (30... Ne4) 31. Re3 Ref8 32. f3 Qg5 33. Rae2 Nxf3+ 34. Kh1 Nd4 (34... Qg3 {considered by Bl, again returning the piece to expose the Wh K} 35. gxf3 Rxf3 36. Rxf3 Qxf3+ 37. Kh2 Qf4+ 38. Kg1 Qf1+ (38... Qxc1+ 39. Re1 Qf4 $19 {looks easy enough}) 39. Kh2 Rf2+ 40. Rxf2 Qxf2+ 41. Kh1 Ne4 $18 {and Wh has to give up the Q to delay the mate by Ng3. However, being short of time Bl chose to play simply to stay ahead.}) 35. Qc3 Nxe2 (35... Rf1+ 36. Kh2 Qf4+ (36... Nf3+ 37. Rxf3 (37. gxf3 Qg1#) 37... R8xf3 38. Qxf3 Rxf3 39. gxf3 Qxc1 $19 {SF17.1}) 37. Rg3 (37. g3 Qf2+ 38. Rxf2 R8xf2#) 37... Rxc1 $19 {SF17.1}) 36. Nxe2 Rf1+ 37. Kh2 R1f2 38. Rg3 Qe5 (38... Ne4 39. Rxg5 Nxc3) 39. Nd4 Ne4 40. Qe3 Qxg3+ {simplifying} (40... Ra2 41. h4 Rf1 {mating}) 41. Qxg3 Nxg3 42. Kxg3 Ra2 43. Nb5 Rf6 44. h4 Kf7 45. Kh3 Ke7 46. g3 h5 47. c5 dxc5 {Bl just playing safe, Wh hoping for stalemate} (47... Rff2 48. cxd6+ Kd7 49. Nc3 Rh2#) 48. Nc3 Rc2 49. Ne4 Rf1 50. d6+ Kd8 (50... Kd7) 51. Nf2 (51. g4 Rf3+ 52. Ng3 Rcc3) 51... Rcxf2 52. g4 hxg4+ (52... g6 53. g5) (52... Rf3+ 53. Kg2 R1f2+ 54. Kg1 Rc2 55. gxh5 Rxa3 56. h6 Ra1# {SF17.1}) 53. Kxg4 Rf6 (53... Rg1+ 54. Kh3 g6 55. h5 gxh5 56. d7 Kxd7 57. Kh4 Rh2# {SF17.1}) 54. d7 Rg1+ 55. Kh3 Kxd7 (55... Rh6 56. Kh2 Rg4 57. Kh3 Rhxh4# {SF17.1}) 56. Kh2 Ra1 (56... Rfg6 57. h5 R6g5 58. h6 gxh6 59. Kh3 Rh1# {SF17.1}) 57. Kh3 Rf4 (57... Rg6) 58. Kg3 Rc4 59. Kf3 Rxa3+ 60. Kf2 (60. Ke2 Rc2+ 61. Kd1 Rh2) 60... Rc2+ 0-1

[Event "Oswestry Club Championship 2025/26"]
[Site "lichess.org"]
[Date "2025.08.20"]
[Round "Rd 1"]
[White "Muxlow, Joseph"]
[Black "Grice, Keith"]
[Result "1-0"]
[Annotator "Van Kemenade, Rudy"]
[ECO "C00"]
[WhiteElo "1664"]
[BlackElo "1446"]
[EventDate "20.08.2025"]

1. c4 e6 2. e4 Nc6 (2... d5) (2... c5 {main lines}) 3. Nf3 b6 {9 games, 89% for Wh a bit slow & creates wh square problems for Bl} (3... d5 {17 games, 34% for Wh}) 4. d4 d5 (4... Bb7 5. Bd3 {transposes to 192 games, 45% for Wh} (5. Nc3 Bb4 6. Bd3 Bxc3+ 7. bxc3 $16 {3-3-3}) (5. d5 {5-0})) 5. cxd5 {SF17.1, surprisingly has not been in databases before} (5. Nc3 dxe4 6. Nxe4 Bb7 $14 {1-1}) (5. exd5 $16 exd5 6. a3 Nf6 7. Nc3 Be7 8. Be2 O-O 9. O-O Bb7 10. Bg5 dxc4 11. Bxc4 h6 12. Bf4 Nh5 13. Be3 Nf6 14. Qd2 Ng4 15. h3 Nxe3 16. fxe3 Bd6 17. Qd3 Na5 18. Ba2 Re8 19. Ne5 Bxe5 20. Bxf7+ Kh8 21. Bxe8 Qg5 22. Rf8# {1-0 Hanusek,S-Leczycki,P POL-ch U12 Kolobrzeg 2003 (7)}) (5. Bd3 $16 Be7 6. e5 Bb7 7. O-O Nb4 8. Be2 f6 9. a3 Nc6 10. Nc3 Na5 11. cxd5 exd5 12. Re1 Qd7 13. e6 Qc8 14. Bf4 a6 15. Bd3 b5 16. Qc2 Qd8 17. Bxh7 Kf8 18. Nh4 Rxh7 19. Qxh7 {1-0 Meiss,S (1372)-Kowohl,E (1178) Vellmar op 1st 2009 (7)}) 5... exd5 6. Bb5 Bb4+ 7. Bd2 (7. Nc3 $18 Nge7 8. Qa4 Bxc3+ 9. bxc3 Bd7 10. exd5 Na5 11. Ne5 $18 {SF17,1}) 7... Bxd2+ 8. Nbxd2 Bb7 (8... Bd7 {is a little better, unpinning} 9. Rc1 (9. exd5 Nce7 10. Bxd7+ Qxd7 11. Ne4 Nxd5 12. Ne5 Qb5 13. Qf3 Ngf6 14. Nxf6+ gxf6 15. Nd3 O-O-O $14 {SF17.1}) 9... Nb8 10. Bd3 Ne7 11. O-O O-O 12. Qc2 h6 13. Qxc7 $18 {SF17.1}) 9. Qc2 $18 (9. Qa4 {even stronger}) 9... Nge7 10. Ne5 Qd6 11. Rc1 {and the piece cannot be saved} O-O 12. Nxc6 Rfc8 13. e5 Qe6 14. Nxe7+ Qxe7 15. O-O c5 16. Qf5 Rc7 17. Nf3 Bc8 18. Qg5 Qf8 19. Bd3 h6 20. Qf4 Qe7 21. Rfe1 Qe6 22. Qh4 Bd7 {Bl has been doing the best to get some Q side activity, but in the end, a piece is a piece} 23. Qg3 c4 24. Bb1 Rac8 25. Rc3 a5 26. Nh4 Qe8 27. Nf5 Bxf5 28. Bxf5 Rd8 29. e6 Re7 30. Rce3 f6 31. Bg6 Qf8 32. Bf7+ Kh8 33. Qg6 b5 34. Rh3 Rc8 35. Ree3 Rec7 36. Reg3 b4 37. Rxh6+ $1 $18 {thebreakthrough as the Bl Rs are unable to return from the Q side to help their K} gxh6 38. Qxf6+ (38. Rh3 Rxf7 39. exf7 c3 40. Rxh6+ Qxh6 41. Qxh6# {SF17.1 is slightly quicker}) 38... Kh7 39. Qg6+ Kh8 40. Rh3 Rxf7 41. exf7 1-0
