[Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.1"] [White "Young, Alan J"] [Black "Zeidler, Sven"] [Result "1-0"] [ECO "B00"] [WhiteElo "2051"] [BlackElo "2186"] [Annotator "kemen"] [PlyCount "93"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,93,19,31,38,34,66,72,79,77,86,61,60,47,59,35,59,43,72,63,70,62,59,24, 64,25,26,24,29,5,28,20,1,15,-4,-4,69,61,94,21,186,66,159,186,186,178,178,178, 172,119,117,102,103,83,151,140,166,177,222,220,226,226,241,238,241,236,252,236, 249,190,184,194,262,241,246,203,218,199,202,198,209,211,209,211,243,234,274, 279,283,282,281,584,599,692,703,741]} 1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 g6 5. h3 Bg7 6. Be3 a6 7. Qd2 O-O 8. d5 Nb8 (8... Na7 {0.5-1.5}) 9. Bh6 b5 10. Bxg7 Kxg7 11. a3 {Stockfish11} (11. Bd3 {all 3 results in 3 games}) 11... c6 12. dxc6 Nxc6 13. Be2 Bb7 14. O-O {a Sicilian-type position has been reached, transposing to games already played} Rc8 (14... Ne5 {Stockfish11} 15. Qd4 Qc7 16. Rfe1 Rac8 17. Nd2 Qc5 {Annaberdiev-Semiev, Alushta Summer 2005,1/ 2-1/2}) (14... Qc7 15. Rfd1 Rfd8 16. Nd5 Nxd5 17. exd5 Ne5 18. Qe3 Rac8 19. Rac1 Re8 20. Rd4 Nxf3+ 21. Bxf3 Qc5 22. Qd2 {Franciskovic-Kaksa, CRO ch tm U20, 2007,1-0}) 15. Rad1 Qb6 {Stockfish11} (15... Qa5 {1.5-0.5}) 16. Nd5 Nxd5 17. exd5 Na5 (17... Ne5) 18. Rfe1 (18. b3 {Stockfish11}) 18... Rc7 19. Nd4 (19. b3) (19. b4 Nc4 20. Bxc4 bxc4 21. Nd4 {both Stockfish11}) 19... h6 (19... Bxd5 20. Nf5+ gxf5 21. Qg5+ Kh8 22. Rxd5 { Stockfish11}) 20. Qe3 Kh7 21. Ne6 (21. b4 Nc4 22. Bxc4 bxc4 23. Ne6 Qxe3 24. Nxf8+ Kg8 25. fxe3 Kxf8 26. e4 {Stockfish11}) 21... Qxe3 22. Nxf8+ Kg7 23. fxe3 Kxf8 24. b4 (24. Rd2) 24... Nc4 25. Bxc4 Rxc4 26. Re2 (26. e4 Rc3 27. Rd2 Rxa3 28. Rd3 {Stockfish11}) 26... Rc3 (26... f5) 27. Rd3 Rxd3 28. cxd3 Ke8 (28... Bxd5 29. Rc2 Ke8 30. Rc7 Kd8 31. Ra7 {Stockfish11}) 29. e4 Kd8 30. Rc2 {sooner or later the R will be able to force an entry} Bc8 31. Kf2 Bb7 32. Ke3 Bc8 33. Kd4 Bb7 34. e5 (34. h4) 34... Kd7 35. Re2 Kd8 36. Rf2 (36. e6 f6 37. g4 Bc8 38. h4 Kc7 39. Rf2 Kb6 40. g5 {Stockfish11= the B is just out of the game}) 36... Ke8 37. a4 bxa4 38. Ra2 Kd7 39. Rxa4 Kc7 40. Ra2 Kd7 41. Rf2 Ke8 42. e6 f6 43. g4 Kd8 44. h4 Ke8 45. g5 hxg5 46. hxg5 fxg5 47. Rh2 1-0 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.2"] [White "Williams, AH.."] [Black "Pleasants, Allan"] [Result "1-0"] [ECO "E61"] [WhiteElo "2246"] [BlackElo "2028"] [Annotator "kemen"] [PlyCount "83"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,83,36,22,22,-22,47,45,32,36,31,26,54,21,18,28,26,13,19,30,64,64,62,51, 58,67,64,43,66,65,65,69,89,69,84,77,82,81,95,94,97,103,123,130,153,142,154,140, 148,156,169,144,175,146,168,169,193,195,195,189,248,251,252,327,301,180,175, 169,199,242,242,271,279,159,159,170,176,176,206,230,217,235,232,225,218,222]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. Bg5 c5 (5... d6 {main}) 6. e3 (6. d5) 6... cxd4 7. exd4 d6 (7... d5 {Bl gets good play for the gambitted pawn} 8. Bxf6 Bxf6 9. Nxd5 Bg7 10. Nc3 Bg4) 8. Be2 Nc6 9. d5 {at 75%; scores better for Wh than the more frequent} (9. O-O {48% for Wh}) 9... Nb4 {Stockfish11} (9... Nb8 {4.5-1.5}) 10. O-O (10. a3 Na6 11. b4 Bg4 12. Rc1 Rc8 13. Qb3 Nb8 14. O-O Nbd7 15. Nb5 a6 16. Nbd4 {Certic-Starcevic, Belgrade Winter op 2004,1-0}) 10... Na6 11. Nd4 Nc5 12. Be3 (12. Bf3) 12... a5 13. Bf3 Bd7 14. Re1 { Stockfish11} (14. b3 {also considered by Stockfish11}) 14... Rc8 15. Rc1 (15. h3) 15... Qb6 16. Ndb5 Bxb5 17. Nxb5 Nfd7 18. b3 {Bl is in a cramped position} Ne5 19. Be2 f5 20. f4 Nf7 21. Bf3 g5 {this leaves Bl with more problems on the K side as Wh's pieces are better placed to exploit any opening of the position} 22. g3 (22. fxg5 {is also good}) 22... g4 23. Bg2 Nh8 24. Qc2 (24. h3 h5 25. hxg4 hxg4 {Stockfish11- & Wh will make more use of the h file}) 24... Qd8 25. Nd4 Qd7 26. a3 {Wh is no hurry & takes up more Q side space.} (26. Ne6 Nxe6 27. dxe6 Qc7 28. h3 {Stockfish11}) (26. h3 Bxd4 27. Bxd4 Ng6 28. hxg4 fxg4 29. Bxc5 Rxc5 30. Be4 Rf6 31. Kg2 {Stockfish11}) 26... Ng6 (26... a4 27. b4 Bxd4 28. Bxd4 Nb3 29. Qc3 Ng6 30. Rc2 Nxd4 31. Qxd4 Qd8 32. h3 {Stockfish11}) 27. b4 axb4 28. axb4 Na6 29. Qb3 Kh8 (29... Bxd4 30. Bxd4 Rf7 31. Bf2 {Stockfish11}) 30. Ne6 Rf7 31. c5 Qb5 32. cxd6 (32. c6 $1 bxc6 33. dxc6 Rf6 (33... Qxb4 34. Qa2 Ra8 35. Qxa6 Rxa6 36. c7 { Stockfish11}) 34. Rb1 Nc7 (34... Nc5 35. Qd5) 35. Nd4 Qb8 36. b5 e5 37. b6 exd4 38. Bxd4 Rf7 39. Qc4 (39. Qxf7) 39... d5 40. Bxg7+ Rxg7 41. Qd4 Na6 42. Ra1 {Stockfish11}) 32... Rxc1 33. Rxc1 exd6 34. Rc8+ Nf8 35. Bd2 Qe2 36. Nxg7 (36. Qc2) (36. Qe3 Qxe3+ 37. Bxe3 Nxb4 38. Bc1 Na6 39. Ba3 Nc5 40. Bxc5 dxc5 41. d6 $18 {Stockfish11}) 36... Kxg7 37. Qc3+ Kg6 (37... Kg8 38. Qd4) 38. Bf1 Qe4 39. Bd3 Qf3 40. Bxa6 Qxc3 41. Bxc3 bxa6 42. Rc6 1-0 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.3"] [White "Jones, IC.."] [Black "Harding, Gareth"] [Result "0-1"] [ECO "D37"] [WhiteElo "2163"] [BlackElo "1557"] [Annotator "kemen"] [PlyCount "109"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] 1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 Be7 5. Bf4 (5. Bg5 {main}) 5... O-O 6. e3 c6 (6... c5 {main}) 7. Bd3 Nbd7 8. h3 dxc4 9. Bxc4 Nb6 (9... b5 10. Bd3 Bb7 ( 10... a6)) 10. Be2 (10. Bd3) (10. Bb3 {main lines; seeking more control over the centre- though the B might get to f3}) 10... Nbd5 11. Nxd5 (11. Bh2 Bb4 12. Qb3 Qa5 13. Rc1 Ne4 14. O-O Bxc3 15. bxc3 Nexc3 16. Bd3 Na4 (16... f5) 17. e4 Nf6 18. Bd6 Nb6 (18... Re8 19. Bb4 Qc7 20. Qxa4) 19. e5 Nfd7 20. Rfe1 Qa4 21. Qc3 Nd5 22. Qd2 {Matt-Prager, Bundesliga Ost 2019,1-0}) (11. Be5 Qa5 12. O-O Nxc3 13. bxc3 Qxc3 14. a4 {Stockfish11}) 11... exd5 (11... Nxd5) 12. O-O h6 (12... Bf5) 13. Ne5 (13. Bd3 {Stockfish11}) 13... Be6 14. Rc1 (14. a4 Bd6 15. a5 a6 16. Nd3 Bxf4 17. Nxf4 Bf5 {Stockfish11}) (14. Qb3 Qb6) 14... a5 15. Qb3 Bc8 (15... Qc8) 16. Bd3 a4 17. Qd1 (17. Qc3) 17... Qb6 ( 17... a3 18. b3 Be6 {Stockfish11}) 18. Qe2 (18. Rb1 c5 19. dxc5 Bxc5 20. Nf3 Bd7 21. b4 Be7 22. a3 Rac8 23. Rc1 Rxc1 24. Qxc1 Rc8 25. Qa1 Bb5 26. Bf5 Rd8 27. Rc1 Bc4 28. Qb1 Bd6 29. Bxd6 Qxd6 30. Nd4 {()tockfish11}) 18... Be6 19. Bb1 (19. a3) 19... Rad8 20. Nd3 a3 (20... Bf5 {Stockfish11}) 21. b3 (21. Rc3 axb2 22. Rb3 Qa7 23. Qxb2 b5 24. Rc1 Bd7 25. Ne5 {Stockfish11}) 21... Bf5 (21... Rfe8) 22. f3 {controls e4, but leaves e3 a little vulnerable} (22. b4 Qa6 23. Qd1 {Stockfish11}) 22... Rfe8 23. Qd2 Bf8 24. Bg3 Be7 $11 (24... Bg6) 25. Bf2 Qc7 26. Bc2 (26. b4) 26... Bd6 27. Ne1 (27. b4 $11) 27... Bxc2 28. Nxc2 (28. Rxc2) 28... Qe7 {Bl is centralized- a3 is weak, but so could e3 be. However if a3 drops, a Wh piece or two will be temporaliry displaced- while e3 is nearer to crucial Wh squares} 29. Qe1 g5 30. Bg3 Nh5 31. Bxd6 Qxd6 {the Bl pieces are slightly better placed} 32. Qd2 Rd7 33. Rfe1 Rde7 (33... Ng3 34. Qf2 f5 {Stockfish11}) (33... f5 $19 {Stockfish11}) 34. b4 Ra8 (34... f5 {Bl should continue with the K side buildup} 35. b5 g4 36. hxg4 fxg4 37. fxg4 Ng3 {Stockfish11- which suggests Whneeds to try e4 to get some K protection underway}) 35. Rb1 (35. b5 Ra4 36. bxc6 bxc6 37. Rb1 Ng3 38. Rb6 Nf5) 35... f5 36. Qd3 f4 (36... Rae8 37. Qxf5 Rf8 38. Qd3 Ref7 39. Qxa3 Rxf3 {Stockfish11}) 37. e4 (37. exf4 Nxf4 (37... Rae8 38. fxg5 Nf4 39. Rxe7 Rxe7 40. Qf5 Ne2+ 41. Kf2 Qg3+ 42. Kf1 Qh2 43. Kf2 Qg3+) 38. Qd2 Rae8 39. Rxe7 Rxe7 40. Re1 Rxe1+ (40... Nxh3+ 41. gxh3 Qg3+ 42. Kh1 Qxh3+ 43. Qh2 Rxe1+ 44. Nxe1 Qf1+ 45. Qg1 Qh3+ 46. Qh2 Qf1+ $11) 41. Qxe1 Kg7 {Stockfish11}) 37... dxe4 38. Rxe4 Rxe4 39. Qxe4 (39. fxe4 Rf8 40. e5 Qd5 41. Qxa3 Ng3 42. Qb3 Ra8 {Stockfish11-Bl seems to have enough counterplay each time Wh tries for an advantage on the Q side}) 39... Ng3 (39... Qd5) (39... Kg7) (39... Qf6) 40. Qd3 Re8 41. Nxa3 ( 41. b5 Re2 42. bxc6 Qxc6 (42... bxc6 43. Rb7 Kf8) 43. Nxa3 Re3 44. Qc4+ Qxc4 45. Nxc4 Rd3 46. Ne5 Rxd4 47. h4 (47. Rxb7 Rd1+ 48. Kf2 (48. Kh2 Rh1#) 48... Rf1#) 47... b5) 41... Qxd4+ (41... Re3 {Stockfish11} 42. Nc4 (42. Qc4+ Kg7 43. Nc2 Rc3) 42... Rxd3 43. Nxd6 b5 44. h4 Rxd4 45. Nb7 Rd2 46. Nc5 Rxa2 {Stockfish11}) 42. Qxd4 Ne2+ 43. Kf1 (43. Kf2 {a little better } Nxd4 44. Rd1 Nf5 45. Nc4 b5 46. Na5 Re6 {Stockfish11}) 43... Nxd4 44. Rd1 (44. Nc4 Ra8 45. Rb2 Nf5) 44... Nf5 {shortly from now on both players were surviving on increments} 45. Nc4 (45. Rd2 Ne3+ 46. Kf2 Ra8 47. Nb1 Nc4 48. Re2 Kf7 49. g3 Ne3 {the Bl pieces are more active & Wh has to take care to keep his K safe}) 45... Ng3+ (45... b5 46. Nd6 (46. Na5 Ne3+ 47. Ke1 Nxd1+ 48. Kxd1 Ra8 49. Kc2 c5) 46... Rd8 47. Nxf5 Rxd1+) 46. Kg1 Re2 47. a4 {perhaps Wh was still hoping to have some winning chances?} (47. Nd6 Rxa2 48. Nxb7 Nf5) 47... Re7 (47... Ra2 {Stockfish11- keeps the R attacking rather than defending a pawn} 48. a5 (48. Nd6 Rxa4 49. Rb1 (49. Nxb7 Rxb4) 49... b5 (49... Ra2 50. Nxb7 Nf5 51. Kh1 Rc2 52. Rg1 Kf7) 50. h4 Ra2 51. Re1 Rd2 52. Nb7 Nf5 53. hxg5 hxg5 54. Re5 Ng3 55. Re1 Kf7 56. Na5 Rc2 57. Nb3 Kf6 {the Wh pieces are tied down, having to see to the security of their K} 58. Nc5 Re2 59. Rb1 Rd2 60. Re1 Rd4 61. Na6 Nf5 62. Kh1 Ne3 63. g3 Rc4 64. gxf4 gxf4 65. Kg1 Ke5 (65... Nc2) (65... Rc2) 66. Kf2 Kd4 $19 {Stockfish11}) 48... Ra4 49. Rb1 c5 50. Kf2 Rxb4 (50... cxb4)) 48. a5 Kf7 49. Nd6+ Ke6 50. Nc8 (50. Nc4) 50... Rd7 51. Re1+ (51. Rxd7 Kxd7 52. Nb6+ Kc7 53. h4 {Stockfish11}) 51... Kf7 (51... Kf5) 52. Nb6 Re7 53. Rd1 ( 53. Rxe7+ Kxe7 54. Na4 Kd6 {Stockfish11}) 53... Ke6 (53... Kg6) 54. Kf2 Kf7 55. Rd7 {however Wh lost on time} 0-1 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.4"] [White "Heap, Gerry"] [Black "Hewitt, William"] [Result "1/2-1/2"] [ECO "A39"] [WhiteElo "2111"] [BlackElo "1990"] [Annotator "kemen"] [PlyCount "90"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] 1. g3 Nf6 2. c4 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d4 ( 8. d3 {main}) 8... cxd4 9. Nxd4 Nxd4 {47% for Wh} (9... Nxe4 {Stockfish11=21% for Wh} 10. Nxc6 Nxc3 11. Nxd8 Nxd1 12. Nxb7 Bxb7 13. Bxb7 Rab8 14. Rxd1 Rxb7 15. Rb1 Rc8 16. b3 Rxc4 {2-4}) 10. Qxd4 Bd7 (10... Be6 {main}) (10... Nd7) 11. Qd3 Bc6 12. Bd2 (12. Bf4 {Stockfish11- not yet played}) 12... a5 (12... Nd7 {2-0}) 13. b3 Nd7 14. Rad1 (14. Rac1 {2-0}) (14. Qe2 {Stockfish11- not yet played}) 14... Nc5 (14... a4 15. Nd5 axb3 16. axb3 Nc5 {Stockfish11 }) 15. Qe2 b6 (15... Re8 16. h4 h5 17. Rfe1 {Stockfish11}) 16. Nd5 (16. f4 Rc8 17. g4 Re8 18. Rf3 (18. Be1) 18... e6 19. Rh3 f5 {Stockfish11}) 16... e6 17. Nf4 Qc7 (17... Qb8) 18. Nd3 Rad8 19. Bg5 Rd7 20. Bf4 f6 (20... Rfd8 {Stockfish11}) (20... e5 21. Nxc5 dxc5 22. Rxd7 Bxd7 {Stockfish11} ) 21. h4 (21. Nxc5 bxc5 22. h4 a4 {Stockfish11}) 21... e5 22. Bc1 (22. Nxc5 dxc5 23. Rxd7 Bxd7 24. Be3 Bc6 25. Rd1 Rd8 {Stockfish11}) 22... Ne6 23. Bb2 (23. f4 Nd4) 23... Qb7 (23... b5) 24. Bh3 (24. f4 b5 25. f5 gxf5 26. exf5 Nc7 27. Bxc6 Qxc6 28. Nf2 bxc4 29. bxc4 Rc8 30. Ne4 Na6 {Stockfish11}) 24... f5 25. f3 Re7 26. exf5 gxf5 27. Rde1 (27. Qf2) 27... e4 {dissipates Bl's advantage} (27... b5 {Stockfish11}) 28. fxe4 Nd4 29. Bxd4 Bxd4+ 30. Kh2 Bxe4 31. Bxf5 (31. Qd2 {Bl has 2 Bs, but split pawns} b5 32. Nf2 Bxf2 33. Rxf2 bxc4 34. bxc4 Qc7 35. Bg2 Bxg2 36. Rxe7 Qxe7 37. Kxg2 Qe4+ 38. Kh2 Qxc4 39. Qxd6 {Stockfish11}) 31... Bxf5 32. Qxe7 Qxe7 33. Rxe7 Bxd3 34. Rd1 Rf2+ 35. Kh3 {now the Bs & R can create multiple mating nets, forcing the win of a Wh R for one of the Bs} (35. Kh1 Rf3 (35... Rf1+ 36. Rxf1 Bxf1) 36. Kg2 Rf2+ 37. Kh1) 35... Bf6 (35... Bf1+ 36. Kg4 Be5 37. Re1 Be2+ 38. Kh3 (38. Kg5 Bf6+) 38... h5 {threatening mate, forces Wh to give up one of his Rs}) 36. Re3 (36. Re8+ Kf7 37. Rxd3 Kxe8 {best try-Stockfish11}) 36... Bf1+ 37. Kg4 Be2+ (37... Be5 38. Rde1 Kg7 39. h5 (39. Kh5 Rf5+ 40. Kg4 Kg6 41. h5+ Kf6 42. Rd1 Bg2 43. Rd2 Bc6 44. Red3 Be4 45. Re3 (45. Rxd6+) 45... Rg5+ 46. Kh4 Bf5 47. Rf3 Rg4+ 48. Kh3 Rxg3+ 49. Kh2 Rxf3+) 39... a4 40. Kg5 (40. bxa4 Bxc4 41. Kh4 Be6 42. g4 Rh2+ 43. Rh3 Rg2 {mating} 44. Re4 (44. Rg3 Rxg3 45. Rxe5 Rxg4+ 46. Kh3 dxe5 47. a5 bxa5 48. a3 Kh6 49. a4 e4 {Qs & mates- Stockfish11}) 44... Bf6+ 45. g5 Bxg5#) 40... h6+ 41. Kg4 a3 {Zugzwang}) 38. Rxe2 Rxe2 39. Rxd6 Be7 40. Rxb6 Rxa2 41. Kf5 Kf7 42. Rb5 a4 43. bxa4 Rxa4 44. c5 Rc4 45. g4 (45. Ra5 {holds, as if} Rxc5+ 46. Rxc5 Bxc5 47. Kg4 {the Wh K retreats to h1& Bl's B is the wrong colour}) 45... Rxc5+ (45... Bxh4 { gives Bl winning chances though, if now the c pawn can be taken by by the B retaining Rs.} 46. g5 (46. Rb7+ Be7 47. Rc7 Rd4 48. c6 Rc4 49. Rc8 Rc5+ 50. Kf4 Bf6 51. Rc7+ Kg6 52. Ke4 Bc3 53. Kd3 Be5 54. Rc8 Kg5 55. c7 (55. Rg8+ Kf4 56. g5 Rxc6 {Bl mates in 26, Lomonosov tablebases}) 55... Bg7 56. Re8 (56. Ke4 Kxg4 {Bl mates in 25, Lomonosov}) 56... Rxc7 {Bl mates in 28, Lomonosov tablebases}) 46... Bg3 47. Rb7+ Kg8 48. Kf6 Rxc5 {and Bl mates in 44 moves,Lomonosov table bases; longest starting with Rg7ch}) 1/2-1/2 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.5"] [White "May, Frank"] [Black "Powell, Lloyd"] [Result "1/2-1/2"] [ECO "D36"] [WhiteElo "2019"] [BlackElo "2064"] [Annotator "kemen"] [PlyCount "52"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Nge2 (8. Qc2) 8... h6 9. Bh4 O-O 10. O-O Re8 11. Qc2 Nf8 (11... Ne4 12. Bxe7 { main, 64% for Wh}) 12. f3 {72% for Wh} Ne6 13. Rad1 b6 14. Bf2 (14. Kh1) 14... Bb7 15. h3 {5 Wh wins, 1 draw, 2 Bl wins} (15. Bf5 {5 Wh wins, 1 draw}) (15. Kh1 {13 Wh wins, 4 draws, 3 Bl wins}) 15... Rc8 (15... c5 {Stockfish11; 2 Wh wins, 2 draws, 2 Bl wins}) 16. e4 {3-0} a6 (16... Nh5) (16... c5 {played}) 17. e5 Nd7 18. f4 c5 19. Qd2 (19. Bf5) 19... Qc7 20. Bb1 Red8 21. Qd3 Ndf8 22. Kh1 (22. Rc1 Bc6 23. f5 Nxd4 24. f6 {Stockfish11}) (22. f5 Ng5 23. h4 Ne4 24. f6 gxf6 25. Qf3 {Stockfish11- the Bl K side is opened while most of the Bl pieces are across on the Q side}) 22... cxd4 23. Bxd4 (23. Nxd4 Nxf4 24. Qf3 N4e6 25. Bg3 Bc5 26. Nf5 Ng6 27. Qh5 {Stockfish11}) 23... Nc5 (23... Rd7 24. Qg3 {Stockfish11}) 24. Qe3 (24. Qg3 Ne4 25. Bxe4 dxe4 26. f5 Bc5 27. Bxc5 Qxc5 {Stockfish11}) 24... Nfe6 25. f5 (25. Bf5 Kh8 26. Bxe6 fxe6 27. Qg3 {Stockfish11}) (25. b4 Nxd4 (25... Nd7 26. a3 Nxd4 27. Rxd4 Nf8 28. Ba2) 26. bxc5 Ne6 27. cxb6 Qc6 28. Qd3 Nf8 29. f5 {Stockfish11}) 25... Nxd4 (25... Bg5 26. Qg3 Nxd4 27. Rxd4 (27. Nxd4 Bf6) 27... Ne4 { Stockfish11}) 26. Nxd4 Ne4 {(draw?)} (26... f6 {Stockfish11} 27. e6 (27. exf6) 27... Qe5 28. Rfe1 Ne4) (26... Ne4 27. f6 (27. Nxe4 dxe4 28. f6 Bc5 29. Qg3 g6 30. Ne6 Rxd1 31. Rxd1 Bf2 (31... fxe6 32. Qxg6+ Kf8 33. Qxh6+ Ke8 34. Qg6+ Kf8 (34... Qf7 35. Bxe4 Rc7 36. Bb1) 35. a3) 32. Qxf2 Qxe5 (32... fxe6 33. Qd4) 33. Nf4 Qxf6 34. Kg1 {Stockfish11}) 27... Bc5 28. Rf5 g6 29. Qxh6 Ng3+ 30. Kg1 Nxf5 31. Bxf5 Bf8 32. Qf4 Re8 (32... gxf5 33. Rd3 {mating}) 33. Bxc8 Bxc8 34. Nf3 {Stockfish11}) 1/2-1/2 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.6"] [White "Bourne, Johnathan"] [Black "Waddington, Mike P"] [Result "1-0"] [ECO "C30"] [WhiteElo "1904"] [BlackElo "2046"] [Annotator "kemen"] [PlyCount "89"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,89,19,28,13,1,20,-3,10,31,50,-33,18,-44,4,14,47,38,50,41,24,28,32,40, 51,56,60,53,54,74,109,114,113,80,86,84,89,73,90,75,88,73,93,63,103,113,104,95, 83,85,97,97,101,116,92,105,167,153,230,254,282,273,260,276,313,274,274,268,271, 294,374,333,333,266,327,333,343,736,858,1161,1423,1537,1705,1932,1192,2959, 29975,29976,29997,29998,29999,-30000]} 1. e4 e5 2. f4 Bc5 3. Nf3 d6 4. c3 Bg4 ( 4... Nf6) 5. Qa4+ (5. Bc4) (5. h3 {main lines}) 5... Nd7 (5... Qd7 {0.5-1.5 }) (5... c6 {0-2}) 6. Be2 c6 (6... Qe7 7. d4 exd4 8. cxd4 Qxe4 9. Nc3 Qe7 10. dxc5 {Rodriguez Guerras-Villar Moron, Mondragon Arriasate Hiria op 2005,1-0 }) (6... Ngf6 7. d4 exd4 8. cxd4 Bb6 9. Nc3 O-O 10. O-O Re8 11. Bd3 c5 12. Be3 cxd4 13. Bxd4 Nc5 {Garcia Serrano-Sirera Ripoll, Madrid ch 2016,0-1}) 7. d4 Bxf3 (7... Bb6) 8. Bxf3 Bb6 9. O-O (9. Na3) 9... Ngf6 10. Be3 O-O 11. Nd2 Re8 12. Rae1 Bc7 (12... Nf8) 13. Qc2 (13. g4) 13... b5 14. g4 Nb6 (14... Nf8 15. g5 N6d7 16. h4 {Stockfish11}) 15. g5 Nfd7 16. Bh5 (16. h4) (16. f5) (16. Re2) 16... exf4 (16... g6 17. Bd1) 17. Bxf4 g6 18. Bf3 (18. Bg4) 18... Nf8 19. h4 a5 20. Qd3 (20. Bg3) (20. d5) 20... Qd7 ( 20... d5) 21. Rf2 d5 22. Bxc7 Qxc7 23. e5 Nc4 24. Nf1 b4 25. Nh2 bxc3 26. bxc3 (26. Qxc3) 26... Ne6 27. Bg2 (27. Ng4) 27... Re7 28. Ng4 Ra7 29. Ref1 Qd8 30. Bh3 Kg7 31. Nh6 c5 32. Qf3 (32. Bxe6 fxe6 33. h5 {Stockfish11}) 32... Re8 33. Nxf7 Qe7 34. Nh6 cxd4 (34... Nxg5 35. hxg5 Qxg5+ 36. Ng4 h5 37. Qf6+ Qxf6 38. exf6+ (38. Nxf6) 38... Kf8 39. f7 Ree7 40. Nf6 {Stockfish11}) 35. Bxe6 Qxe6 36. cxd4 a4 37. Qg3 Qb6 38. Rf7+ Rxf7 39. Rxf7+ Kh8 40. Qf2 Qb1+ 41. Kh2 Qb2 42. Qxb2 Nxb2 43. e6 (43. Ng4 Re6 44. Nf6 Rxf6 45. gxf6 { Stockfish11}) 43... Rxe6 (43... Nc4 44. e7 Nd6 45. Rf6) 44. Rf8+ Kg7 45. Rg8# 1-0 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.7"] [White "Miles, Richard"] [Black "Richmond, Jane"] [Result "1/2-1/2"] [ECO "E42"] [WhiteElo "1968"] [BlackElo "2101"] [Annotator "kemen"] [PlyCount "10"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,10,26,26,26,-21,-11,-21,4,28,26,7,27]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 cxd4 1/2-1/2 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.8"] [White "Garcia, Jason"] [Black "Jones, Martin C"] [Result "1-0"] [ECO "A09"] [WhiteElo "2029"] [BlackElo "1745"] [Annotator "kemen"] [PlyCount "47"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,47,26,26,23,-22,5,-16,-16,-23,22,18,-9,-11,-13,-13,-2,-19,-1,-1,24,-5, 57,59,58,19,10,4,69,62,62,71,67,65,89,67,77,42,18,4,4,10,46,50,85,57,57,57,365, 348]} 1. Nf3 d5 2. c4 d4 3. e3 (3. g3) 3... Nc6 4. b4 (4. exd4) 4... Nxb4 (4... dxe3 5. fxe3 Nxb4 {main}) (4... Bg4) 5. exd4 e6 {3 Wh wins, 1 draw, 3Bl wins} ( 5... e5 {2 Wh wins, 2 draws,1 Bl win}) 6. a3 Nc6 7. Bb2 Nf6 8. g3 (8. d3 Be7 9. g3 O-O 10. Bg2 Ne8 11. Nbd2 Nd6 12. Ne5 (12. d5 exd5 13. cxd5 Nb8 14. O-O Bf5 15. Nc4 Bg4 16. Ne3 Bxf3 17. Qxf3 Bf6 18. Bxf6 Qxf6 19. Qxf6 gxf6 20. Rfc1 Na6 21. d4 {Shamkovich-Goldenov, URS ch 1964,1-0}) 12... Nxe5 13. dxe5 Nf5 14. Be4 Rb8 15. a4 b6 16. O-O Bb7 {Semjonovs-Sulskis, Panevezys Elite op 2019,0-1}) 8... Be7 9. Bg2 O-O 10. O-O Bd7 (10... Ne8 {Stockfish11} 11. Qa4 Bf6 12. c5 Ne7 13. Nc3 Bd7 14. Qc2 Bc6 15. Ne4 Nf5 {Neubert-Lins, GER corr 1994,0-1}) 11. d3 Rb8 12. a4 (12. Nbd2) 12... Nb4 13. Ne5 c5 (13... Bc6 {Stockfish11}) 14. dxc5 Bxc5 15. d4 Be7 16. Nc3 a6 17. d5 exd5 18. cxd5 (18. Nxd5 Nbxd5 19. cxd5 Bd6 20. Nxd7 Nxd7 21. a5 {Stockfish11}) 18... Bf5 19. Qf3 Bc2 20. Rfc1 Bd6 (20... Rc8) (20... h6 21. Ba3 Bh7 {Stockfish11}) 21. Nc4 (21. Ba3 a5 22. Nc4 Bc5 23. Bxb4 axb4 24. Rxc2 bxc3 25. d6 (25. Qxc3 Nxd5 26. Qe5 Nb4 27. Rd2 Bxf2+ 28. Kh1 Qc8 29. Qb5 Bc5 30. Rf1) 25... Ne8 26. Rd1 Nxd6 27. Rd5 Qc7 28. Qxc3 Rfc8 29. Bh3 Rd8 30. Qe5 Bb4 31. Ne3 Qb6 32. Bg2 Rbc8 33. Rxc8 Rxc8 34. Qb2 Rc6 35. h4 {Stockfish11-looks like a lot of heavy pressure, but as yet unclear as to how to force a win?}) 21... Rc8 (21... Bg6 22. Nxd6 Qxd6 23. Ba3 Qb6 24. Na2 Nxa2 25. Rxa2 Rfe8 26. d6 {Stockfish11}) 22. Nxd6 Qxd6 23. Ba3 Qb6 (23... Bg6 24. Na2 a5 25. Qb3 Nfxd5 26. Bxd5 Qxd5 27. Qxd5 Nxd5 28. Bxf8) 24. Bxb4 1-0 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.9"] [White "Barnaby, Nicholas"] [Black "Taylor, Robert G"] [Result "1/2-1/2"] [ECO "A80"] [WhiteElo "1750"] [BlackElo "1844"] [Annotator "kemen"] [PlyCount "129"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,129,19,31,75,39,46,9,12,12,14,8,78,73,68,63,76,56,130,139,124,124,107, 81,83,76,75,74,86,73,86,77,79,62,87,60,99,93,114,69,158,53,52,56,66,66,67,49, 71,38,47,31,39,30,57,44,130,135,170,128,126,141,140,132,149,136,132,107,139,92, 161,152,152,158,136,143,122,120,126,114,107,102,90,88,88,86,91,95,89,93,89,105, 105,67,126,108,115,103,105,110,126,123,118,113,122,70,106,111,100,136,152,70, 67,73,63,15,8,0,0,0,16,29,19,0,0,0,0,0,0,0,0,0]} 1. d4 f5 2. Qd3 e6 (2... d5) ( 2... d6) 3. e4 (3. g4) 3... fxe4 4. Qxe4 Nf6 5. Qh4 g6 (5... Be7 6. Bd3 O-O 7. Bg5 g6 {1-1}) 6. Bd3 Bg7 7. Nf3 (7. Bg5 Qe7 (7... O-O 8. Nd2 c5 9. dxc5 Qa5 10. Ngf3 (10. b4) 10... Qxc5 11. O-O {Krzyzanowski-Wozniak, Suwalki Warakomska memorial 2017,1-0}) 8. Nc3 O-O 9. O-O-O Qf7 10. Nf3 Nc6 11. Kb1 (11. Rhe1) 11... a6 12. Bh6 Bxh6 13. Qxh6 Nb4 14. Ng5 Qg7 15. Qxg7+ Kxg7 16. Be2 Nbd5 17. Nxd5 Nxd5 18. Bf3 {Van Herck-Verrijssen- BEL CC ch 2001,1/2-1/2}) 7... d6 8. O-O c6 (8... Nc6 9. c3 Qe7 10. Re1 Bd7 11. b4 Nh5 12. Bg5 Qf7 13. b5 Ne7 14. Nbd2 {Stockfish11}) 9. Bh6 (9. Nc3) (9. Bg5) 9... O-O 10. Bxg7 (10. Nbd2) (10. Re1) 10... Kxg7 11. Nbd2 Nd5 12. Qxd8 Rxd8 13. c3 Nd7 14. Rfe1 N7f6 15. g3 Nc7 16. Rad1 Rf8 17. Kg2 Bd7 18. Nc4 Nce8 19. Re2 Rd8 20. Rde1 (20. Ng5 d5 21. Ne5 Bc8 22. h4 {[%eval 0,0] Stockfish11- l will struggle with the bad B}) 20... b5 21. Ncd2 Kg8 22. Bc2 Ng7 23. Bb3 a5 24. a3 Bc8 25. Bc2 (25. Ng5 Nd5 26. c4 Nc7 27. c5 dxc5 28. dxc5 h6 29. Ngf3 Nf5 30. h4 {Stockfish11}) 25... Bb7 26. Be4 Nfh5 (26... Nxe4 27. Nxe4 c5 28. dxc5 dxc5 29. Ne5 Rf5 30. f4 g5 31. Nf3 Bxe4 32. Rxe4 gxf4 33. g4 (33. Rxf4 Rxf4 34. gxf4 Nh5) 33... Rf7 34. R1e2 {Stockfish11}) 27. Ng5 Nf6 28. Bf3 b4 29. axb4 (29. Nxe6) 29... axb4 30. Nxe6 (30. c4) 30... Nxe6 31. Rxe6 bxc3 32. bxc3 Bc8 33. R6e2 (33. Re7) 33... c5 34. Ne4 (34. Nf1) 34... cxd4 ( 34... Nxe4 35. Bxe4 d5 36. Bc2 cxd4 37. cxd4 Kg7 38. Bb3) 35. Nxf6+ Rxf6 36. Bd5+ Kf8 37. cxd4 (37. Re7 d3 38. Rxh7 d2 39. Rd1 Be6 40. Bxe6 Rxe6 41. Rxd2 {Stockfish11-the 2 extra pawns & Bad Bl K placing should be enough}) 37... Rf5 38. Bc6 (38. Bf3 h5 39. h4) 38... Bd7 39. Bxd7 Rxd7 40. Re8+ Kf7 41. Rc8 Rd5 42. Rc4 (42. Re4) 42... Ra7 43. Re3 Kf6 44. h4 Rb7 45. g4 h6 46. Kg3 Re7 (46... Ra5) 47. Kf3 (47. Rxe7 Kxe7 48. Kf3 Ke6 49. Ke4 Ra5 50. Rc8 h5 ( 50... Ra2 51. Rh8) 51. g5 Ra1 52. d5+ Kf7 53. Rc7+ Kf8 54. Rd7 { Stockfish11}) 47... Rd7 48. Rb4 Ra5 49. Kg3 g5 50. f4 (50. h5 {the Bl h pawn will get lost eventually}) 50... gxf4+ 51. Kxf4 Ra1 52. d5 (52. Rb5) 52... Rf1+ (52... Kg7) 53. Kg3 Rd1 (53... Rg1+ 54. Kf2 Rd1 {Stockfish11 }) 54. Rf4+ (54. Re6+ {Stockfish11-but it takes very careful calculation} Kg7 55. h5 Rxd5 56. Rf4 (56. Rg6+ Kh7 57. Rf4 Rg7) 56... Rg5 57. Rff6 Kg8 58. Rxh6 Rdg7 59. Re8+ Kf7 60. Re4 Rd5 61. Rb4 Rd1 62. Rb7+ Kg8 63. Rxg7+ Kxg7 {and the 2 connected passed pawns win through}) 54... Kg7 55. Rf5 (55. Re6 h5 56. g5 Rxd5 57. Rh6 Rd3+ 58. Rf3 Rxf3+ 59. Kxf3 d5 60. Rxh5 d4 {manages to hold as the Wh R is cut off, & the Bl pawn far advanced- thus giving its R space behind it- Lomonosov tablebases}) 55... Rg1+ 56. Kf4 Ra7 57. Re6 (57. h5 Raa1 58. Re6 Rgf1+ {perpetual}) 57... Ra4+ 58. Ke3 Rgxg4 (58... Raxg4 { also}) 59. Rxd6 Ra3+ (59... Rxh4) 60. Kf2 Rxh4 61. Rd7+ Kg6 62. Rdf7 Rh2+ 63. Kg1 Rd2 64. R7f6+ Kg7 65. Rf7+ 1/2-1/2 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.10"] [White "Van Kemenade, J.."] [Black "Marin Marin, Francisco Javier"] [Result "0-1"] [ECO "B40"] [WhiteElo "1689"] [BlackElo "1776"] [Annotator "kemen"] [PlyCount "132"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,132,51,19,40,44,53,-1,21,28,19,-57,-45,-45,-53,-58,-38,-52,-23,-34, -34,-27,12,7,6,18,18,10,68,33,105,79,202,163,219,212,195,204,510,514,490,-38, -52,-81,-75,-69,-73,-98,-57,-55,-47,-50,-51,-94,-93,-109,-110,-153,-152,-149, -141,-141,-141,-132,-89,-233,-125,-145,-137,-230,-109,-170,-180,-189,-186,-186, -180,-275,-180,-246,-180,-294,-167,-177,-162,-315,-185,-247,-192,-284,-179, -180,-210,-213,-176,-321,-287,-337,-324,-344,-423,-447,-447,-481,-481,-530, -352,-554,-539,-1061,-1316,-1534,-1962,-29983,-529,-593,-625,-674,-674,-674, -642,-699,-715,-791,-862,-973,-968,-972,-964,-1160,-1227,-1854,-1858,-1977, -2856]} 1. e4 c5 2. Nc3 e6 3. d3 (3. g3) (3. f4) 3... Nc6 4. Nf3 (4. g3) 4... d5 5. Qe2 (5. exd5) (5. g3) 5... d4 {1 draw, 4 Bl wins} 6. Nb1 (6. Nd1) 6... e5 7. g3 Nf6 (7... f6 {Stockfish11- a reverse Samisch}) 8. Bg2 Be7 9. O-O O-O 10. Nbd2 (10. a4) 10... b5 11. a4 b4 12. Nc4 Qc7 13. Nh4 (13. b3 Bb7 14. Nh4 g6 15. Bd2 (15. f4) 15... Nd7 16. Nf3 Bf6 17. Bh6 Bg7 18. Qd2 {Isler-Mella, Zurich op 1992,0-1}) 13... Bb7 (13... Bg4) 14. Nf5 (14. f4 Ba6 15. Nxe5 Nxe5 16. fxe5 Nd7 17. e6 fxe6 18. Qg4 Rxf1+ 19. Bxf1 Nf8 20. Bf4 Bd6 21. Bxd6 Qxd6 22. b3 {Stockfish11}) 14... Rfe8 15. f4 Nd7 (15... Bf8 16. fxe5 Nxe5 17. Nxe5 Qxe5 18. b3 Kh8 19. g4 {Stockfish11}) 16. Qg4 Bf6 (16... Bf8 17. Nh6+) 17. Bh3 (17. Nh6+ Kf8 (17... Kh8 18. Nd6) 18. Qh5 gxh6 19. fxe5 Ncxe5 20. Rxf6 Nxf6 21. Bxh6+ Ke7 22. Bg5 Rg8 23. Rf1 Rxg5 24. Qxg5 Neg4 25. e5 {Stockfish11}) 17... Rad8 (17... Kh8 18. Nxg7 Bxg7 19. Qxd7 Qxd7 20. Bxd7 Re7 21. Bxc6 Bxc6 22. fxe5 {Stockfish11}) 18. Ncd6 (18. Nh6+ Kf8 19. Qh5 gxh6 20. fxe5 Rxe5 21. Bxh6+ Ke7 22. Qf3 Ba6 23. Bxd7 Bxc4 24. Qxf6+ Kxd7 25. dxc4) 18... Re6 (18... Ndb8) 19. Nh6+ Kf8 (19... Kh8 20. Ndxf7#) 20. Nhxf7 {the wrong N} (20. Ndxf7 Re7 21. fxe5 (21. Nxd8 Qxd8 22. Nf5) 21... Rxf7 22. exf6 Nxf6 23. Qh4 Ne5 24. Nxf7 Qxf7 25. Bg5 {Stockfish11}) ( 20. Nxb7 Qxb7 21. Nxf7 Re7 22. Nxd8 Nxd8 23. fxe5 Nxe5 24. Rxf6+ gxf6 25. Bh6+ Rg7 26. Qf5 {Stockfish11}) (20. Nb5 Qb8 21. Nxf7 Re7 22. Nxd8) 20... Rxd6 21. Nxd8 (21. Nxd6 Qxd6 22. Qh5 Kg8) 21... Qxd8 22. Bd2 (22. Qh5 Kg8 23. b3) 22... Kg8 (22... c4) 23. Rf2 (23. b3) 23... Be7 (23... c4) 24. Raf1 Nf6 (24... exf4 25. Bxf4 Nde5) 25. Qe2 Bc8 26. f5 (26. Bxc8 Qxc8 27. b3) 26... h6 (26... c4) 27. g4 Nh7 28. g5 Bxg5 29. Bg4 Bxd2 30. Qxd2 Qh4 31. Rg2 Ng5 32. Qe2 Rf6 (32... h5 33. Bxh5 Nh3+ 34. Kh1 Nf4 { Stockfish11}) 33. Qd1 Kh8 (33... h5) 34. Qe2 Nb8 35. Rg3 Nd7 36. Qg2 Rf8 37. Bd1 Nf6 38. Kh1 Bd7 (38... c4) 39. Rg1 Be8 (39... Bxa4) 40. Be2 Bh5 41. Bxh5 Qxh5 42. h3 Rg8 43. Kh2 Qf7 (43... c4) 44. Qd2 Ngh7 45. Rg6 Nh5 46. Re6 N7f6 47. Rg6 (47. Rc6 c4 48. Rxc4 Nxe4 49. Qe2 Ng5 {Stockfish11- the Ns infiltrate}) 47... Nf4 48. Rexf6 gxf6 49. Rxh6+ Kg7 50. Rh4 Kf8 51. Rxf4 exf4 52. Qxf4 {there may be some chances of a perpetual?} Qe7 53. Qb8+ Kf7 54. Qb5 Qe5+ 55. Kh1 Rg3 56. Qd7+ Qe7 (56... Kf8 57. Qh7 Qf4 58. Qh8+ Ke7 59. Qh7+ Kd6 {mating- Stockfish11}) 57. Qd5+ Kg7 58. Kh2 Re3 59. Kg2 Re2+ 60. Kf3 Rxc2 61. Kg4 Rxb2 (61... Kh6 {mating soon}) 62. h4 b3 63. h5 Rg2+ 64. Kh3 b2 65. Qa2 Re2 66. Qb1 Qf7 0-1 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.11"] [White "Haigh, A.."] [Black "Orton, Paul"] [Result "1-0"] [ECO "A45"] [WhiteElo "1773"] [BlackElo "1580"] [Annotator "kemen"] [PlyCount "37"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,37,34,34,34,-34,-4,12,24,28,17,36,35,40,67,85,76,92,84,87,116,106,122, 114,111,100,111,85,116,110,132,132,154,127,158,138,460,482,497,483]} 1. d4 Nf6 2. Bg5 h6 (2... Ne4) (2... e6) 3. Bxf6 gxf6 (3... exf6 {main}) 4. e3 (4. e4 d5 {5-0}) 4... d5 5. c4 c6 6. Nc3 Bf5 {2-1} (6... e6 {9 Wh wins, 1 draw, 1 Bl win} ) (6... Rg8 {1 Wh win,4 Bl wins}) 7. Qb3 (7. Nf3 {2 games each}) (7. cxd5 cxd5 {1-2} 8. Qb3 Nd7 (8... e6 9. Qxb7 Nd7 10. Bb5 Rc8 11. Qxa7 Rc7 12. Qa4 {Santacroce-Marziali, Udine Tre Circoli op 2012,0-1 ( Bl got his Q trapped on h5)}) 9. Qxd5 {Stockfish11}) 7... Qd7 (7... Qb6 8. Qxb6 axb6 9. cxd5) 8. cxd5 cxd5 9. Qxd5 (9. Bb5 Nc6 10. e4 Bxe4 11. Nxe4 dxe4 12. d5 { Stockfish11}) 9... Qxd5 (9... e6) 10. Nxd5 Kd8 11. Nc3 Nc6 12. O-O-O (12. Rd1) 12... Rc8 13. a3 Na5 14. Bd3 Bg6 15. Nge2 e6 16. Bxg6 fxg6 17. d5 (17. Kb1 ) (17. Nf4 Bxa3 18. Nxe6+ Ke7 19. Nf4 Rxc3+ 20. Kb1 Rb3 21. Nxg6+) 17... exd5 (17... e5) 18. Rxd5+ Ke8 19. Rxa5 1-0 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.12"] [White "Williams, R Gareth"] [Black "Dixon, Chris"] [Result "0-1"] [ECO "B13"] [WhiteElo "1642"] [BlackElo "1754"] [Annotator "kemen"] [PlyCount "72"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,72,62,23,14,14,11,25,66,44,42,37,42,38,28,21,15,14,20,2,9,-6,2,4,-6, -9,-5,-108,-111,-103,-103,-133,-155,-149,-156,-164,-165,-157,-167,-225,-218, -289,-272,-264,-261,-307,-293,-293,-246,-291,-275,-321,-230,-278,-289,-305, -209,-265,-292,-337,-350,-360,-382,-478,-490,-478,-484,-494,-523,-558,-573, -708,-850,-921,-937]} 1. d4 d5 2. Nc3 Nf6 3. Bf4 c5 (3... g6 4. e3 Bg7 5. h4 { Harding-Probert, Dyfed Open rd1, 2020, 1/2-1/2}) 4. e3 cxd4 5. exd4 a6 6. Nf3 e6 7. Bd3 Nc6 8. O-O Bd6 (8... Be7) 9. Bg3 (9. Qd2) (9. Bg5) 9... Bxg3 10. hxg3 O-O 11. a3 (11. Ne2 {looks possible as} Nb4 12. Qd2 (12. c3 Nxd3 13. Qxd3 a5 14. Ne5 b6 15. Rfe1 Ba6) 12... Nxd3 13. cxd3 {leaves Bl with a problematic French B- Stockfish11}) 11... Bd7 12. Re1 Rc8 13. b4 (13. Ne2 Qb6 14. Rb1 Na5 15. c3 Bb5 16. Bc2 Bxe2 17. Qxe2 Nc4 18. g4 h6 (18... Nxg4 19. Bxh7+) 19. Ne5 {Stockfish11}) 13... Nxb4 14. axb4 Rxc3 15. Ne5 Qb6 (15... Bb5) 16. Nxd7 Nxd7 17. Rb1 Nf6 18. g4 h6 (18... g6) 19. Re3 Rfc8 20. f3 (20. Qd2 Kf8 21. g5 hxg5 22. Rh3 g4 23. Rh8+ Ke7 24. Rxc8 Rxc8 25. Qe3 Kf8 {Stockfish11}) 20... g6 21. Qe1 Qxd4 22. Kh1 Kg7 23. g3 Qb6 24. Kg2 d4 25. Re2 Qc6 (25... Nd5) 26. Kf2 b5 (26... Qd6) 27. Qd2 Rh8 28. Ra1 Qd6 (28... h5) 29. Rb1 Nd5 30. Re4 Nxb4 31. Rxb4 Qxb4 32. Qf4 Qc5 33. Qd2 b4 34. f4 Rc8 (34... h5) (34... Rb8) 35. Kg2 (35. Re2 a5) 35... Rxc2 36. Bxc2 Qxc2 0-1 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.13"] [White "Pinch, David"] [Black "Ley, Cyril"] [Result "1-0"] [ECO "E91"] [WhiteElo "1667"] [BlackElo "1603"] [Annotator "kemen"] [PlyCount "61"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. Nf3 O-O 6. Be2 c5 (6... e5) (6... Nbd7) 7. O-O (7. d5) 7... Na6 (7... cxd4) (7... Nc6) (7... Bg4) 8. h3 Nc7 9. Be3 b6 10. Qc2 (10. Qd2 {4 Wh wins, 2 Bl wins}) 10... Bb7 (10... Nfe8 11. Rfd1 Na6 12. a3 f5 13. Qd2 Nf6 14. dxc5 bxc5 15. e5 {Turk-Paleka, CRO ch tm U20,1-0} ) 11. Rad1 Qc8 12. Rfe1 (12. d5) 12... cxd4 13. Nxd4 Ne6 14. f3 {(David- Wh's pawn structure is weakened)} (14. Nxe6 Qxe6 15. Bd4 {Stockfish11}) ( 14. Bf1) 14... Rd8 (14... Nxd4 15. Bxd4 Nh5 16. Bxg7 Kxg7 17. Bf1 { Stockfish11}) 15. Nd5 (15. Ndb5 {Stockfish11}) 15... Nxd5 (15... Bxd5 16. exd5 Nxd5 17. cxd5 Nxd4 18. Qd2 Nxe2+ 19. Rxe2 {(David & Stockfish11)}) 16. exd5 Nxd4 (16... Bxd4 17. Bxd4 Bxd5 {(David-Stockfish11 still gives equality as Wh retains a space advantage)}) 17. Bxd4 Bxd4+ 18. Rxd4 Qc5 19. Qd2 $16 Kg7 {Draw?} 20. Kh1 (20. b4 Qc7 21. Rh4 {Stockfish11}) 20... Rh8 21. Rh4 (21. Bd1 Qc7 22. f4 f5 23. Qc3 Kf7 24. g4 {Stockfish11}) 21... h5 22. Bd3 Rae8 23. b4 (23. Qc3+ f6 24. Bc2 {Stockfish11}) 23... Qc7 24. f4 (24. Qc3+) 24... f5 (24... e5 25. fxe5 Rxe5 26. Rhe4 {Stockfish11}) (24... Qd8 25. f5 e5 26. Qf2 g5 27. Rhe4 f6 {Stockfish11}) 25. Qc3+ (25. Qb2+ e5 26. dxe6+ Kg8 27. Qf6 Qg7 28. Qg5 {Stockfish11}) 25... Kf7 26. Qc2 Qd8 (26... e6 {Stockfish11} 27. dxe6+ (27. Rd1 Qd8) 27... Rxe6 28. Rxe6 Kxe6 29. Qe2+ Kf7 30. Kh2 Qd8 31. Qf2 Qf6 {Wh's R is completely out of the game}) (26... Bc8 27. g4 hxg4 28. Rxh8 Rxh8 29. Bf1 e6 {Stockfish11}) 27. Bxf5 Rhg8 28. Be6+ (28. Bxg6+ Rxg6 29. Qf5+ Rf6 30. Qxh5+ Rg6 31. Qh7+ Rg7 32. Qf5+ Kg8 33. Qe6+ Kf8 34. Rh8+ Rg8 35. Qxg8# {Engines}) (28. Re6) 28... Kg7 29. Bxg8 (29. Qc3+) 29... Rxg8 (29... e5 30. Qf2 Kxg8 31. Qg3) 30. Re6 Qe8 31. f5 1-0 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.14"] [White "Morgans, Justin"] [Black "Francis, Matthew"] [Result "1-0"] [ECO "A46"] [WhiteElo "1605"] [BlackElo "1642"] [Annotator "kemen"] [PlyCount "57"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] 1. d4 d6 2. Nf3 Nf6 3. e3 Nbd7 4. Be2 (4. Bd3) 4... e5 5. O-O Be7 6. c4 O-O ( 6... c6) 7. Nc3 Re8 8. Re1 {the R looks misplaced here} (8. Qc2 c6 9. Rd1) 8... c6 9. Qc2 (9. b3 {0-2}) 9... Qc7 (9... a6 {1.5-0.5}) (9... Bf8 { Stockfish11; 0-1}) (9... exd4 10. exd4 Nf8 {1/2-1/2}) 10. Bd2 a6 11. Rac1 Qb8 12. a4 Bf8 13. Bd3 h6 (13... a5 14. Ng5 g6 15. f4 Bg7 16. h3 {Stockfish11}) 14. e4 (14. a5) 14... exd4 15. Nxd4 Ne5 (15... Qa7 16. Nde2 Ng4 17. Nd1 Nge5 $11 {Stockfish11}) 16. h3 c5 (16... Be7 17. Bf1 Bd8 18. f4 Ng6 19. Be3 Ba5 {Stockfish11}) 17. Nde2 Bxh3 (17... g6 18. f4 Nxd3 19. Qxd3 Bg7 20. f5 { Stockfish11}) 18. gxh3 Nf3+ 19. Kg2 Nxe1+ 20. Rxe1 {Bl's Rs are inactive, so Wh's pieces are much better} g5 {holds up f4, but invites a N into f5} 21. Ng3 Qd8 22. Nd5 (22. Nf5) 22... Nxd5 23. exd5 (23. cxd5) 23... Rxe1 24. Bxe1 Qe7 25. Bc3 f6 {the usual problem- blocking one B lets the other one in} 26. Bf5 Bg7 27. Be6+ Kh8 28. Nh5 Re8 29. Nxg7 (29. Qg6 {Stockfish11- even stronger} Qf8 (29... Rf8 30. Bf5 Kg8 31. Qh7+ Kf7 32. Bg6#) 30. Nxg7 (30. Bf5 Kg8 31. Nxf6+ {mating as well-is slower}) 30... Qxg7 31. Qxe8+ Kh7 32. Bf5+ Qg6 33. Qxg6+ Kh8 34. Bxf6#) (29. Nxg7 {is slower, but Bl has no play with his R against the 2 Bs} Kxg7 30. Qf5 Rf8 31. h4 gxh4 32. Qf4 h3+ 33. Kxh3 Kh8 34. Kg2 Qg7+ 35. Kf1 h5 36. a5 Kh7 37. Bf5+ Kh8 38. Qxd6 {etc}) 1-0 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.15"] [White "Knight, Colin B"] [Black "Probert, Malcolm"] [Result "1/2-1/2"] [ECO "D90"] [WhiteElo "1759"] [BlackElo "1565"] [Annotator "kemen"] [PlyCount "64"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. Bf4 Bg7 6. e3 O-O 7. cxd5 (7. h3 { main}) 7... cxd5 8. Be2 (8. Bd3) 8... Nc6 9. O-O a6 (9... Nh5) 10. a4 (10. Rc1) (10. Ne5) (10. h3) 10... b6 (10... Nh5 {Stockfish11} 11. Bg3 Nxg3 12. hxg3 Rb8 13. Na2 Qd6 14. Qd2 Bd7 15. Rab1 Bf5 16. Bd3 Bxd3 17. Qxd3 Nb4 18. Qa3 Nxa2 19. Qxa2 b5 {Llopez Jordan-Bimbatti Dorante, Maresme op 2011,0-1}) (10... Bg4 11. h3 Bf5 12. Ne5 Rc8 13. Qb3 Na5 14. Qb4 Re8 15. Rfc1 Bf8 16. Qa3 Ne4 { Augustowski-Nowaracki, POL ch tm, Kujawsko-Pomorskie, 2016,1-0}) 11. Ne5 Bb7 12. Nd3 (12. Nxc6 Bxc6 13. Qb3 e6 14. Rfc1 {Stockfish11}) 12... e6 13. b4 Nh5 (13... Ne4) 14. Bxh5 gxh5 15. Qxh5 Rc8 16. Ne2 Qe7 17. Qg4 (17. Bh6) 17... Kh8 18. Ng3 (18. a5) 18... Rg8 19. Qe2 (19. Bg5 f6 20. Bh4 Qf7 21. Nf4 {Stockfish11}) 19... f6 20. h4 (20. Rfb1) 20... e5 (20... Nxb4 21. Nxb4 Qxb4 22. Rfb1 Qa5 23. Nh5 {Stockfish11- the Q has been lured away from defence of the K}) 21. Nf5 (21. dxe5 Nxe5 22. a5) 21... Qd7 22. Nxg7 Qxg7 23. Bg3 exd4 24. Rac1 (24. b5 Ne7 25. Nf4 (25. exd4)) 24... dxe3 25. Qxe3 d4 26. Qf4 Ne7 27. Qxd4 (27. Rxc8 Rxc8 28. Qxd4) 27... Nf5 (27... Rcd8 28. Qxb6 Bxg2 29. Nf4 (29. Kxg2 Rxd3) 29... Bxf1 30. Ne6 Nd5 31. Qxd8 Rxd8 32. Nxg7 Kxg7 33. Kxf1 Nxb4 {Stockfish11}) 28. Qf4 (28. Qxb6) 28... Nxg3 29. fxg3 Rxc1 30. Rxc1 Qxg3 31. Qxf6+ Rg7 32. Qf8+ (32. Qd8+ Rg8 33. Qd4+ Qg7 (33... Rg7 34. Nf4) 34. Qxg7+ Rxg7 35. Nf4 {Stockfish11}) 32... Rg8 (32... Rg8 33. Qf6+ Qg7 (33... Rg7 34. Qd8+ Rg8 35. Qd4+ {as above}) 34. Qxg7+ Rxg7 35. Nf4 Rg4 36. Rc4 Kg8 37. h5) 1/2-1/2 [Event "Dyfed Open"] [Site "Fishguard"] [Date "2020.02.15"] [Round "3.16"] [White "Greatorex, Roger"] [Black "Lawrence, Alex"] [Result "1-0"] [ECO "D02"] [WhiteElo "1735"] [BlackElo "1466"] [Annotator "kemen"] [PlyCount "53"] [EventDate "2020.??.??"] [SourceVersionDate "2020.02.18"] {[%evp 0,53,28,18,30,27,27,-8,-4,-12,-3,-53,-41,-47,-15,-54,-53,-39,-30,-30, -31,-43,-26,-28,-18,-17,-18,-2,9,-39,-7,8,50,34,54,64,226,312,307,318,560,-170, -153,-140,-147,-147,-146,-138,11,26,182,169,286,288,29993,29994]} 1. d4 Nf6 2. Nf3 d5 3. Bg5 (3. c4) 3... Nc6 (3... e6) (3... Ne4) 4. Bxf6 (4. e3) (4. Nbd2) 4... gxf6 (4... exf6 {most frequent}) 5. c3 e5 (5... Bf5 6. e3 {4 Wh wins, 1 draw}) 6. e3 Be6 7. g3 {to blunt any R action on the g file, but this can wait} (7. Nbd2 {Bascetta-De Barberis, Bratto op 1995, draw agreed}) (7. Bb5 Qd7 8. dxe5 fxe5 9. Nxe5 {Jackson-Boyd, Saint Affrique op 2014,1-0}) 7... Qd7 8. Bb5 Bd6 9. dxe5 fxe5 10. Ng5 O-O-O 11. Qa4 Kb8 (11... Bf5) 12. Nd2 Bf5 ( 12... Be7) 13. e4 dxe4 (13... Bg6 14. exd5 Be7 15. Ngf3 Qxd5 16. O-O-O Qc5 {Stockfish11}) 14. Ngxe4 Bf8 (14... Bc5 15. O-O Bb6 {Stockfish11}) 15. O-O Bh6 (15... a6) 16. Rad1 (16. Nc5 {Stockfish11} Qxd2 (16... Qd5 17. Nxb7 $18) 17. Bxc6 Rd6 18. Nxb7) 16... Qe6 (16... Bxd2 17. Rxd2 Qe6 18. Nc5 Qe7 19. Rxd8+ Nxd8 20. Qb4 Qd6 21. Be2 Qc6 22. Rd1 {Stockfish11}) 17. Nc5 Qf6 18. Nxb7 Rxd2 19. Rxd2 Bh3 (19... Bxd2 20. Bxc6) (19... Ne7 20. Rd8+ Rxd8 21. Nxd8 Qb6 22. Nxf7 {Stockfish11}) 20. Qa6 (20. Bxc6) (20. Rfd1) (20. Nc5) 20... Qf3 21. Bxc6 e4 22. Bxe4 Qxe4 23. f3 Qe3+ ( 23... Be3+ {Stockfish11} 24. Kh1 (24. Rff2 Qb1+ (24... Qxf3 25. Qf1 Bxf1 26. Kxf1 Bxf2) 25. Rd1 Qxd1+) 24... Bxf1 25. Qxf1 Qxb7 {and Bl finishes a piece up} ) 24. Rdf2 Bxf1 (24... Qb6 {Stockfish11} 25. Nc5 (25. Qxb6 axb6 {traps the N}) 25... Be3 26. Qxb6+ axb6 27. Ne4 Rd8 (27... Bxf1 28. Kxf1 Bxf2 29. Kxf2 Kc8 {Wh has 2 pawns for the exchange; though with pawns on both sides of the board the R gives good winning chancesa}) 28. Re1 f5 29. Ng5 Bxg5 30. Rfe2 Rd7) 25. Kxf1 Qc1+ 26. Kg2 Be3 (26... Qe3 27. Na5 Qb6 28. Nc6+ Ka8 29. Qc4 { with the 2 extra pawns}) 27. Na5 {mating} 1-0