[Event "Devon v Notts U180 Qtr Bd1"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Wheeler, John"] [Black "Broughton, Daniel"] [Result "1-0"] [ECO "A56"] [WhiteElo "176"] [BlackElo "182"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "163"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,163,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,32767,32767,32767,32767,32767,32767,32767,32767,15,30,37,50,32,18,17,17, 14,18,14,16,37,0,0,0,7,10,42,42,47,60,142,142,123,6,-3,0,0,-2,-2,-3,-3,-10,-10, -22,-22,-7,-9,-7,-8,2,0,0,13,13,0,0,40,40,34,40,40,40,34,40,40,41,28,24,24,23, 17,14,11,0,0,0,0,0,28,28,236,219,688,688,682,687,768,767,699,697,685,506,513, 264,264,226,226,178,508,160,168,160,375,375,503,503,503,291,514,514,514,514, 507,505,505,504,538,515,515,515,514,497,694,696,694,694,1101,860,860,696,694, 694,842,842,864,860,860,864,864,842,1777,762,2057,1833,29981,29980,29983,29984, 29983,2143,29988,29988]} 1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Nbd7 { [%cal Bb8d7,Bd7f8,Bf8g6,Bg6e5][%mdl 32]} 6. Bd3 Be7 7. Be3 {A56: Czech Benoni} (7. Nge2 h5 8. h3 h4 9. Be3 Nf8 10. Qd2 Ng6 11. a3 Kf8 12. b4 b6 13. bxc5 bxc5 14. Rb1 Nh5 15. O-O {0-1 (38) Mamedyarov,S (2766)-Finegold,B (2483) chess.com INT 2017}) 7... Nf8 8. f3 h5 9. Nge2 Ng6 10. Qd2 h4 11. O-O-O {LiveBook: 4 Games} Nh7 $146 ({Predecessor:} 11... Nh5 12. g3 Bd7 13. f4 exf4 14. gxf4 { 1-0 (25) Antal,T (2349)-Krnic,I (2166) Legnica 2013}) 12. Kb1 Bg5 13. f4 exf4 14. Nxf4 Ne5 15. Be2 Bg4 16. Rhf1 b6 17. b3 Qe7 18. Nd3 Bxe2 19. Qxe2 { Threatens to win with Nxe5.} Nxd3 20. Rxd3 Bf6 21. Bf4 {Black must now prevent Nb5.} Be5 {[%eval 142,17]} (21... Bxc3 $14 {[%eval 60,16]} 22. Rxc3 O-O-O) 22. Bxe5 $16 Qxe5 {[#]} 23. Qf2 {[%eval 6,18]} ({White should play} 23. Rf5 $1 $16 {[%eval 123,16][%cal Rf5e5]} Qe7 24. e5) 23... Nf6 $11 24. Nb5 {Hoping for Nc7+.} Kd7 25. Qf5+ Qxf5 26. Rxf5 Rae8 $1 27. Re3 Rh5 28. Rf4 a6 29. Nc3 Reh8 30. Re2 Rg5 31. h3 Ke7 32. Ref2 Rgh5 33. Nd1 Re5 34. Ne3 Rxe4 35. Nf5+ Kd7 36. Nxg7 Rxf4 37. Rxf4 $14 {[%mdl 4096] Endgame KRN-KRN} Rg8 38. Nf5 Rxg2 39. Nxh4 Rg1+ 40. Kb2 Ke7 41. Rf3 Nh5 42. Nf5+ Kd7 43. Nh6 f6 44. Rf5 Rg2+ 45. Ka3 b5 46. cxb5 axb5 $2 {[%eval 236,22]} (46... Ng7 $11 {[%eval 28,22]} 47. Rxf6 (47. bxa6 Nxf5 48. Nxf5 Kc7 $17) 47... axb5) 47. Rxh5 $11 {Strongly threatening Nf5. KRN-KR} b4+ $2 {[%eval 688,21]} (47... Kc7 {[%eval 219,22]} 48. b4 Rg3+ 49. Kb2 Rg2+ 50. Kb1 Rg1+ 51. Kc2 Rg2+ 52. Kc3 Rg3+ 53. Kb2 Rg2+ 54. Kb1 Rg1+ 55. Kc2 Rg2+ 56. Kc3 Rg3+ 57. Kb2) 48. Ka4 $18 Rxa2+ 49. Kb5 Rb2 50. Ng4 Rxb3 51. Rh7+ Ke8 52. Nxf6+ Kf8 53. Ne4 Rd3 54. Nxd6 Rxd5 55. Nc4 Kg8 $2 {[%eval 508,24] [#]} (55... b3 {[%eval 178,21]} 56. Rh4 Rf5) 56. Rh4 $2 {[%eval 160,23]} (56. Re7 $1 $18 {[%eval 508,24]}) 56... Kg7 $16 57. Rg4+ Kf6 $2 {[%eval 375,20]} (57... Kh6 $16 {[%eval 160,21]} 58. Rg8 Kh5 59. Rh8+ Kg5) 58. Rg3 $18 Rh5 59. Nd2 Ke5 60. Kc4 Kf4 $2 {[%eval 514,25]} (60... Rf5 {[%eval 291,23]} 61. Rd3 Kf4 62. Rf3+ Ke5 63. Re3+ (63. Kxc5 Rxf3 64. Nxf3+ Kf4 $11) (63. Rxf5+ Kxf5 64. Kxc5 Kf4 $11 ) 63... Kf4) 61. Rf3+ Kg5 62. Kxc5 Kh4+ 63. Kxb4 Rg5 64. Nf1 Re5 65. Kc4 Re2 66. Kd3 Rg2 67. Ke3 Rg1 {Now ...Rh1 and Black clings on.} 68. Kf2 Rg8 69. Ne3 Rg5 70. Ng2+ Kh5 71. Rf4 Ra5 72. Kg3 Ra3+ 73. Rf3 Ra4 74. Nf4+ Kg5 75. h4+ Kh6 76. Kg4 Ra8 77. Nh3 Rg8+ 78. Ng5 {Intending Rf6+ and mate.} Rg6 79. Rf7 { [%csl Gg5][%cal Rf7h7]} Rg7 80. Rxg7 Kxg7 81. Kh5 {[%eval 2143,17]} (81. h5 $142 {[%eval 32734,19]} Kf6 82. Ne4+ Kg7 83. Kg5 Kg8 84. Kg6 Kf8 85. h6 Kg8 86. Ng5) 81... Kg8 82. Kg6 1-0 [Event "Devon v Notts U180 Qtr Bd2"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Swain, John"] [Black "Thynne, Trefor"] [Result "1/2-1/2"] [ECO "A07"] [WhiteElo "165"] [BlackElo "175"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "46"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,46,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,-28,-36,-40,-28,-20,-19,-35,-28,-25,-30,-45,-48,-48,-67,-58,-71,-71,-71, -57,-49,-49,-108,-108,-109,68,69,90,0,0,0,-13,-56,-36,-32,-35]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. O-O e6 5. d3 h6 6. Nbd2 Be7 7. Qe1 {LiveBook: 66 Games} c5 { A07: Réti Opening: New York and Capablanca Systems} (7... Bh7 8. e4 O-O 9. Qe2 c5 10. e5 Nfd7 11. Re1 Nc6 12. Nf1 b5 13. h4 Rc8 14. a3 Qc7 15. N1h2 a5 16. h5 b4 17. axb4 axb4 {0-1 (38) Smeets,J (2647)-Van Wely,L (2675) playchess.com INT 2011}) 8. e4 dxe4 $146 ({Predecessor:} 8... Bh7 9. b3 Nc6 10. Bb2 O-O 11. Qe2 Re8 12. Rfe1 d4 13. c3 e5 14. cxd4 cxd4 15. Nh4 {1-0 (65) Winsnes,R (2484) -Olsson,A (2488) Sweden 2006}) 9. dxe4 Bh7 {The position is equal.} 10. Qe2 O-O 11. Re1 Nc6 12. c3 Qc7 13. e5 Nd7 14. Nf1 Rab8 15. g4 Rfe8 16. Ng3 b5 17. h4 { [%eval -108,17] [#]} (17. g5 $15 {[%eval -49,16]}) 17... c4 $1 $17 18. g5 Bf8 $2 {[%eval 68,17]} ({Better is} 18... hxg5 $17 {[%eval -109,16]} 19. Nxg5 Bd3) 19. gxh6 $14 gxh6 20. Nh5 {[%eval -13,17]} (20. Bf4 $16 {[%eval 90,16]}) 20... Bg6 $1 $11 {[%cal Rg6h5]} 21. Nf4 Bf5 22. Bh3 {[%eval -56,17]} (22. Bd2 $11 { [%eval -13,17]}) 22... Bxh3 23. Nxh3 Bg7 1/2-1/2 [Event "Devon v Notts U180 Qtr Bd3"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Hampton, Paul"] [Black "Walker, Andrew"] [Result "1/2-1/2"] [ECO "A03"] [WhiteElo "166"] [BlackElo "171"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "34"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,34,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,32767,-22,-25,-25,-33,-26,-17,-17,-17,-17,-10,-83,-35,-48,-46,-45,-33, -32,-32,-2,-2,-14,-15]} 1. f4 d5 2. Nf3 g6 3. e3 Bg7 4. Be2 Nf6 5. O-O O-O 6. d3 c5 7. Qe1 Nc6 {LiveBook: 71 Games} 8. Nbd2 {A03: Bird's Opening with 1...d5} Qc7 9. Qh4 b6 10. c3 Ba6 11. Re1 h6 $146 ({Predecessor:} 11... Rad8 12. Rb1 e6 13. b3 Ne7 14. g4 d4 {0-1 (45) Oren,I (2314)-Ernazarov,N (2467) ICCF email 2008 }) 12. g4 {[%eval -83,16] [#]} (12. e4 $11 {[%eval -10,15] remains equal.}) 12... Qc8 {[%eval -35,16]} ({Black should try} 12... d4 $1 $17 {[%eval -83,16] [%mdl 512]} 13. cxd4 Nd5) 13. h3 Nh7 14. e4 d4 15. c4 Qc7 16. Nf1 e5 17. f5 g5 1/2-1/2 [Event "Devon v Notts U180 Qtr Bd4"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Jarvis, Derek"] [Black "Twine, David"] [Result "0-1"] [ECO "B07"] [WhiteElo "171"] [BlackElo "167"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "54"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,54,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,32767,32767,32767,53,44,37,35,17,17,17,24,17,0,23,14,-17,-18,-4,36,0,25, 25,35,-99,-100,-150,-95,-271,-233,-433,-402,-642,-642,-642,-642,-29994,-1427, -1342,-1010,-29985,-29986,-29986,-29987]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 c6 6. O-O-O b5 7. f3 b4 8. Nce2 {B07: Pirc Defence: Miscellaneous Systems} a5 {LiveBook: 5 Games} (8... Qa5 9. Kb1 Be6 10. Nc1 Nbd7 11. Nge2 Nb6 12. Nf4 Bc4 13. Nfd3 Bxd3 14. Qxd3 O-O 15. Nb3 Qa4 {1/2-1/2 (44) Kovalev,V (2560)-Mikhalsky,V (2188) Lvov 2016}) 9. g4 Ba6 10. h4 {White is slightly better.} h5 $1 11. g5 Nfd7 12. f4 Nb6 $1 {[%cal Rb6c4] And now ...Nc4 would win.} 13. b3 $146 ({Predecessor:} 13. Ng3 Bxf1 14. Rxf1 Nc4 15. Qd3 Nxe3 16. Qxe3 {1-0 (31) Guimaraes,A (2016)-Madeira,W (2241) Sao Paulo 2011}) 13... N8d7 14. Ng3 Bxf1 15. Rxf1 a4 16. f5 axb3 17. cxb3 c5 18. Qf2 {[%eval -99,15]} (18. fxg6 $14 {[%eval 35,16] keeps the upper hand.} fxg6 19. Kb1 (19. Qf2 $2 Rf8 20. Nf3 cxd4 21. Bxd4 Bxd4 22. Qxd4 Rxa2 $19)) 18... O-O $1 $17 {Threatens to win with ...cxd4.} 19. Nf3 {[%eval -150,16] [#]} (19. Rh2 $142 {[%eval -100,14]}) 19... c4 {[%eval -95,15]} ({Of course not} 19... cxd4 $6 20. Bxd4 Bxd4 21. Nxd4 $15) ({Better is} 19... Qc8 $1 {[%eval -150,16]} 20. Kb1 c4) 20. f6 $2 { [%eval -271,14]} (20. Kd1 $17 {[%eval -95,15]}) 20... exf6 $19 21. gxf6 $2 { [%eval -433,16]} (21. Qd2 {[%eval -233,11]}) 21... Nxf6 22. Bg5 {[%eval -642, 18]} (22. Qd2 $142 {[%eval -402,16]}) 22... cxb3 23. axb3 Qc8+ 24. Kb1 Qa6 { [%eval -1427,20]} (24... Qc3 $142 {[%eval -32755,20]} 25. Qb2 Qd3+ 26. Qc2 {[#] } Ra1+ $1 {[%mdl 512]} 27. Kxa1 Qxc2 28. Bc1 Ra8+ 29. Ba3 Rxa3#) 25. Kc2 Qa2+ 26. Kd3 Qxb3+ 27. Ke2 Qc4+ 0-1 [Event "Devon v Notts U180 Qtr Bd5"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Wensley, Oliver"] [Black "Combie, Alex"] [Result "1-0"] [ECO "B92"] [WhiteElo "168"] [BlackElo "171"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "65"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,65,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,32767,32767,32767,32767,32767,32767,32767,0,-1,-9,2,1,0,0,7,7,-10,-6,0,0, 0,0,23,-20,0,0,0,-13,-14,-12,28,26,29,28,125,121,128,128,182,180,182,180,332, 328,493,492,566,566,582,582,582,581,581,578]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Be3 Be6 10. Bf3 Nbd7 { LiveBook: 8 Games} 11. Rc1 {B92: Sicilian Najdorf: 6 Be2} (11. a4 Qc7 12. Nd5 Nxd5 13. exd5 Bf5 14. c3 Bg6 15. a5 f5 16. Ra4 b5 17. axb6 Nxb6 18. Ra2 Nc4 19. Bc1 {1/2-1/2 (47) Nakamura,H (2787)-Giri,A (2798) Zuerich 2016}) 11... b5 12. Nd5 Bxd5 13. exd5 {The position is equal.} e4 $146 ({Predecessor:} 13... Rc8 14. Nd2 Nb6 15. Bxb6 Qxb6 16. c4 bxc4 17. Nxc4 Qb5 18. b3 e4 {0-1 (34) Pasik, R-Tsai,C Boston 2001}) 14. Be2 Nb6 15. Bxb6 Qxb6 16. c4 bxc4 17. Bxc4 e3 18. Qd4 {[%eval -20,19]} (18. fxe3 $142 {[%eval 23,16]} Qxe3+ 19. Kh1) 18... Qxd4 19. Nxd4 exf2+ 20. Rxf2 Ng4 21. Re2 Bf6 22. Nc6 Ne5 23. b3 Nxc6 {[%eval 125,18] } (23... Rfc8 $11 {[%eval 28,17]}) 24. dxc6 $16 Bd4+ 25. Kf1 {[#] Strongly threatening c7.} Bc5 {[%eval 182,21]} (25... Rfc8 $16 {[%eval 128,19] might work better.} 26. b4 Kf8) 26. Bd5 $18 Ra7 27. Rce1 {Re7 is the strong threat.} g6 $2 {[%eval 332,19]} (27... g5 {[%eval 180,21] was worth a try.} 28. Re7 Kg7 29. Rxa7 Bxa7) 28. Re7 Rxe7 {[%eval 493,20]} (28... Rc8 $142 {[%eval 328,24]} 29. Rb7 Rxb7 30. cxb7 Rf8) 29. Rxe7 {White is clearly winning.} Bb6 30. Rb7 Ba5 31. b4 Bd8 32. c7 Bxc7 33. Rxc7 1-0 [Event "Devon v Notts U180 Qtr Bd6"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "George, Andrew"] [Black "Haynes, Jos"] [Result "0-1"] [ECO "B59"] [WhiteElo "168"] [BlackElo "165"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "76"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,76,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,32767,32767,32767,32767,32767,15,15,3,1,0,6,6,4,-11,-4,0,17,-3,-3,0,14,0, 25,-66,-65,-61,-75,-65,-14,-42,-43,-44,-44,-43,-50,-229,-229,-228,-239,-229, -202,-243,-171,-175,-167,-192,-105,-237,-234,-234,-234,-234,-234,-234,-239, -509,-509,-509,-509,-508,-239,-235,-225,-669,-669]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. O-O O-O { LiveBook: 99 Games} 10. Re1 {B59: Classical Sicilian: 6 Be2 e5 7 Nb3} (10. f3 Na5 11. Nxa5 Qxa5 12. Qd2 Rfc8 13. Rfd1 Kf8 14. a4 a6 15. Nd5 Qxd2 16. Rxd2 Nxd5 17. exd5 Bd7 18. a5 {1-0 (46) Hou,Y (2673)-Muzychuk,M (2554) Lvov 2016}) 10... a5 11. Nd2 d5 12. exd5 {The position is equal.} Bxd5 $146 ({Predecessor: } 12... Nxd5 13. Nxd5 Bxd5 14. Bf3 f5 15. Bxd5+ Qxd5 16. Nf3 Qb5 17. Qc1 Qc4 { 1/2-1/2 (39) Arsic,D (1771)-Jaklin,D (2031) Senta 2009}) 13. Bf3 (13. a3 { is interesting.} Be6 14. Nc4 Nd7 15. Nd6 Qb8 16. Nde4) 13... Bxf3 14. Qxf3 Qc8 15. Rac1 Qe6 16. a3 Rac8 17. Nf1 Qg4 18. Nd5 {[%eval -66,17]} (18. Qxg4 $11 { [%eval 25,18]} Nxg4 19. Bb6) 18... Qxf3 $15 19. Nxe7+ Nxe7 20. gxf3 Nc6 { [%eval -14,19]} ({Black should try} 20... Ng6 $15 {[%eval -65,18]}) 21. c3 a4 22. Bg5 Nd5 23. Rcd1 Nb6 24. Re4 $2 {[%eval -229,23] [#]} (24. Nd2 $15 { [%eval -50,19]}) 24... f5 $19 {[%cal Bf7f5,Bf5f4][%mdl 32]} 25. Rh4 {and if Be3 works, White does fine.} f4 26. Rg4 Kh8 27. Rd6 Rf7 28. Nd2 h6 29. Bh4 Kh7 {[%eval -105,19]} (29... Rd7 $19 {[%eval -192,21]} 30. Rxd7 Nxd7) 30. c4 { [%eval -237,18]} (30. Rdg6 $17 {[%eval -105,19]}) 30... g5 31. c5 {[#]} Rd7 $1 {[%cal Rd7d6]} ({Not} 31... gxh4 32. cxb6 Nd4 33. Kg2 $15) ({Resist} 31... Nd7 32. Ne4 Rg7 33. Rxd7 Rxd7 34. Nf6+ Kg6 35. Nxd7 $15) 32. Ne4 Rxd6 33. Nxd6 Rd8 34. Nf7 $2 {[%eval -509,21]} (34. Bxg5 {[%eval -239,21] is a better defense.} hxg5 35. Ne4 Rd1+ 36. Kg2) 34... Rd1+ 35. Kg2 Nd7 (35... gxh4 $2 36. cxb6 Rd7 37. Nxe5 Nxe5 38. Rxf4 $19) 36. Bxg5 hxg5 {[%eval -239,23]} (36... h5 $142 { [%eval -508,21]} 37. Nxe5 (37. Rh4 $2 Kg6 38. Bxf4 exf4 39. Rxf4 Nxc5 $19) 37... hxg4 38. Nxd7 gxf3+ 39. Kxf3 Rxd7) 37. Nxg5+ Kg6 38. h4 $2 {[%eval -669, 20]} (38. Ne4+ {[%eval -225,20]} Kh6 39. Rh4+ Kg6 40. Rg4+ Kh6 41. Rh4+ Kg7 42. Rg4+ Kh6) 38... Nf6 0-1 [Event "Devon v Notts U180 Qtr Bd7"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Brusey, Alan"] [Black "Burke, Steven"] [Result "1-0"] [ECO "B14"] [WhiteElo "161"] [BlackElo "158"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "73"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,73,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,49,61, 61,60,48,48,36,64,65,100,58,82,82,105,107,96,105,107,90,92,79,81,75,75,75,75, 75,75,70,69,66,68,59,82,51,171,171,164,165,167,172,322,322,322,297,322,175,267, 244,29988,29989]} 1. e4 c6 2. c4 {[%cal Bc2c4,Bc4d5][%mdl 32]} d5 3. exd5 cxd5 4. cxd5 Nf6 5. Bb5+ Nbd7 6. Nc3 g6 7. d4 Bg7 8. d6 exd6 9. Qe2+ Qe7 10. Bf4 Qxe2+ 11. Bxe2 O-O {B14: Caro-Kann: Panov-Botvinnik Attack with 5...e6 and 5... g6} 12. Bxd6 Re8 {LiveBook: 3 Games} 13. Nf3 (13. O-O-O Nb6 14. Nf3 Rxe2 15. Nxe2 Bf5 16. Bf4 Rc8+ 17. Kd2 Nc4+ 18. Ke1 Nxb2 19. Ra1 {0-1 (33) Frolyanov,D (2570)-Vitiugov,N (2734) Khanty-Mansiysk 2013}) 13... Ne4 {White is slightly better.} 14. Bf4 $146 ({Predecessor:} 14. Nxe4 Rxe4 15. Kd2 Bh6+ 16. Kd1 Nf6 17. Be5 Ng4 18. Bg3 Bd7 19. h3 {1-0 (42) Strohhaeker,R (2251)-Hierholz,B Germany 2005}) 14... Nxc3 15. bxc3 b6 16. Be3 Nf6 {[#]} 17. O-O {[%eval 58,19]} (17. Bb5 $1 $16 {[%eval 100,19]}) 17... Bb7 18. Rfe1 Nd5 {[#]} 19. Bd2 $1 Rac8 20. Rac1 Nf6 21. c4 Ne4 22. Be3 Nd6 23. c5 bxc5 24. dxc5 Nf5 25. Bb5 Bc6 26. Ba6 Rcd8 27. Bg5 $36 {[%mdl 2048] White has good play.} Rxe1+ 28. Nxe1 Re8 29. Nd3 Nd4 {[%eval 171,18]} ({Black should play} 29... Re4 $14 {[%eval 51,17]}) 30. Nb4 $18 Bb5 31. Bxb5 Nxb5 32. c6 Rc8 {[%eval 322,21]} (32... Nc7 $142 { [%eval 172,18]} 33. g3 Be5) 33. Nd5 Bf8 {Black hopes to continue with ...Nd4.} 34. Be3 Ba3 35. Rc2 {[%eval 175,21]} (35. Bc5 $142 {[%eval 322,21]} Bxc1 36. Ne7+ Kf8 37. Nxc8+ Ke8 38. a4 (38. Nxa7 Nxa7 39. Bxa7 Ba3 $18)) 35... Kf8 { [%eval 267,19]} (35... Rd8 $142 {[%eval 175,21]}) 36. Bh6+ ({Don't do} 36. c7 $6 Ke8 37. Nf6+ Ke7 $16) 36... Ke8 $2 {[%eval 32744,19]} (36... Kg8 $18 { [%eval 244,15]} 37. Re2 Kh8) 37. Re2+ 1-0 [Event "Devon v Notts U180 Qtr Bd8"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Naylor, Michael"] [Black "Ingham, Bill"] [Result "1-0"] [ECO "B07"] [WhiteElo "158"] [BlackElo "165"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "144"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,144,32767,32767,32767,32767,32767,32767,62,64,91,69,68,64,64,64,71,80, 80,81,96,66,81,77,78,79,74,75,64,65,132,144,239,239,240,238,234,180,179,118, 193,74,74,74,74,75,73,73,73,73,73,73,74,74,74,74,69,70,82,75,75,75,90,97,97,91, 168,168,170,171,157,139,147,162,182,198,185,192,183,87,89,89,89,89,89,89,89,89, 89,89,89,87,89,72,335,334,374,353,374,321,639,639,639,604,604,603,821,810,1055, 1055,1055,1055,1055,1055,1060,1041,1421,985,985,785,784,657,657,656,833,777, 777,371,785,673,1082,1061,1446,1446,1446,1446,1435,1435,1773,28,1201,1103,1103, 1060,1060,1060,1060]} 1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Be2 {LiveBook: 44 Games} h6 {B07: Pirc Defence: Miscellaneous Systems} (4... g6 5. Nf3 Bg4 6. Be3 Bg7 7. Qd2 O-O 8. h3 Bxf3 9. Bxf3 Nbd7 10. O-O-O Rc8 11. Bg4 e6 12. f4 b5 {0-1 (34) Kostin,A (2388)-Chernyshov,K (2531) Voronezh 2005}) 5. Be3 Qc7 6. Qd2 $146 ({ Predecessor:} 6. Nf3 Bg4 7. Qd2 Bxf3 8. Bxf3 e5 9. dxe5 dxe5 10. O-O-O Be7 11. g4 {1-0 (39) Molano,I (1031)-Brumec,F (1137) LSS email 2011}) 6... e5 {White is slightly better.} 7. O-O-O Ng4 8. Bxg4 $1 Bxg4 9. f3 Be6 10. f4 Bg4 11. Nf3 Nd7 12. h3 Bxf3 13. gxf3 O-O-O 14. Rhg1 Nf6 {[%eval 132,18]} (14... exf4 $14 { [%eval 65,16]} 15. Bxf4 g5) 15. dxe5 $16 Nh5 {[%eval 239,17]} (15... dxe5 $16 { [%eval 144,19] was called for.} 16. Qxd8+ Qxd8 17. Rxd8+ Kxd8) 16. Qg2 $18 { Strongly threatening Qg4+.} ({Inferior is} 16. Bxa7 b6 17. Qf2 (17. Qg2 $2 Nxf4 18. exd6 Rxd6 19. Qg4+ Ne6 20. Bxb6 Qxb6 $19) 17... Qxa7 $17) 16... g6 17. Qg4+ Kb8 18. Bd4 Rg8 19. e6 {[%eval 118,18]} ({Better is} 19. Rd2 $18 {[%eval 179, 17]}) 19... Bg7 {[%eval 193,18]} (19... fxe6 $16 {[%eval 118,18]} 20. Qxe6 Bg7) 20. exf7 {[%eval 74,19]} (20. Bxg7 $18 {[%eval 193,18]} Nxg7 21. exf7 Qxf7 22. Qxg6 Qxf4+ 23. Kb1) 20... Qxf7 $16 21. Bxg7 ({Don't choose} 21. Qxg6 $2 Qxg6 22. Bxa7+ (22. Rxg6 $2 {too greedy.} Bxd4 23. Rxg8 Be3+ 24. Kb1 Rxg8 $19) 22... Kxa7 $19) 21... Rxg7 22. f5 gxf5 23. Qh4 $1 {[%cal Rh4d8]} Kc7 24. Rxg7 $1 Nxg7 25. Qxh6 $40 {[%mdl 128] Black is in trouble.} fxe4 26. fxe4 Ne6 27. h4 Rg8 28. Qd2 Rd8 29. Qe3 Qh5 30. Qg3 Qh6+ 31. Kb1 Rd7 32. a3 Nd8 {[%eval 168,17]} (32... Qf6 $16 {[%eval 91,17]}) 33. e5 $18 dxe5 34. Qxe5+ Kc8 35. Qf5 Qh7 36. Qh3 { h5 is the strong threat.} Kc7 37. Qg3+ Kc8 38. Rxd7 Kxd7 39. Qd3+ {[%eval 87, 18]} (39. Qg4+ $18 {[%eval 183,17]} Kc7 40. Ne4) 39... Qxd3 $16 40. cxd3 { [%mdl 4096] Endgame KN-KN} Ke6 41. Ne4 Kf5 {[#]} 42. h5 $1 Nf7 43. Kc2 Kg4 {[#] } 44. h6 $1 {[%cal Rh6h7]} Nxh6 45. Nd6 b6 46. Nc8 Nf7 $2 {[%eval 335,25][%mdl 8192]} (46... Ng8 $16 {[%eval 72,25]}) 47. Nxa7 $18 Nd8 48. a4 {[%cal Ba3a4, Ba4a5][%mdl 32]} Kf5 49. Nc8 b5 $2 {[%eval 639,29]} (49... Ke6 {[%eval 321,26]} 50. Nxb6 c5) 50. a5 Ne6 51. Ne7+ Ke5 52. Nxc6+ Kd6 53. Nb4 Kc5 54. Kc3 Nc7 55. d4+ Kd6 56. Kd3 Na8 57. Ke4 Ke6 58. Nd3 Kd6 59. Nc1 Nc7 60. Ne2 Na6 61. Nc3 Nc7 62. Kd3 Kd7 63. Ke3 {[%eval 371,26]} (63. Ke4 $142 {[%eval 777,27]} Kd6 64. b4) 63... Kd6 $2 {[%eval 785,26]} (63... b4 {[%eval 371,26]} 64. Ne4 Kc6) 64. Ke4 Kd7 65. Ke5 b4 66. Nd5 {White threatens Nxc7 and mate.} Na6 67. b3 Kc6 68. Nf6 Kb5 69. d5 $2 {[%eval 28,27]} (69. Kd6 $18 {[%eval 1773,29]} Kxa5 70. Nd7) 69... Kxa5 $2 {[%eval 1201,29][%mdl 8192]} (69... Nc5 $11 {[%eval 28,27]}) 70. d6 {White is clearly winning.} Kb5 71. Ne4 Kb6 72. Ke6 {Threatening mate with d7.} Nb8 {and white eventually won} 1-0 [Event "Devon v Notts U180 Qtr Bd9"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Brooks, Paul"] [Black "Smith, Matt"] [Result "1-0"] [ECO "E71"] [WhiteElo "162"] [BlackElo "160"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "85"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,84,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,89,89,89,89,89,92,90,89,105,89,88,85,75,38,37,28,14,4,4,8,18,19,32,41, 107,123,90,81,117,110,119,117,119,119,119,119,118,115,166,134,127,78,107,71, 228,111,316,228,330,200,202,203,181,64,139,57,71,-21,125,13,129,129,249,204, 289,289,279,278,1291,1289,29998,29999,29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 a6 {E71: King's Indian: 4 e4 d6 5 h3} (6... c5 7. Nf3 cxd4 8. Nxd4 Nc6 9. Be2 Nxd4 10. Bxd4 Bd7 11. O-O a5 12. Qc2 Bc6 13. Rad1 Nd7 14. Bxg7 Kxg7 15. Bg4 Nf6 16. e5 Nxg4 17. hxg4 {1/2-1/2 (36) Andreikin,D (2737) -Mamedov,R (2688) Tallinn 2016}) 7. Nf3 {LiveBook: 58 Games} Nc6 8. d5 Ne5 $146 {White is better.} ({Predecessor:} 8... Nb8 9. Bd3 Nbd7 10. Qd2 Re8 11. Bh6 Ne5 12. Nxe5 dxe5 13. Bxg7 Kxg7 14. O-O Qd6 {1/2-1/2 (66) Arnaudov,P (2476) -Manolache,M (2561) Plovdiv 2012}) 9. Nxe5 dxe5 10. Be2 Bd7 11. O-O e6 12. Qc2 exd5 13. cxd5 Ne8 $1 14. Rfd1 Nd6 15. Rac1 f5 16. f3 f4 17. Bf2 Rf7 18. Na4 Bc8 {[%eval 107,17]} ({Better is} 18... Qg5 $14 {[%eval 41,17]}) 19. Nc5 $16 { aiming for Ne6.} Qe7 20. Qa4 h5 21. Rc3 g5 22. Rdc1 g4 23. hxg4 hxg4 24. fxg4 b6 25. Ne6 $1 {[%cal Rc3c7]} c5 {[%eval 166,16]} (25... b5 $16 {[%eval 115,17] was necessary.} 26. Qb3 Nxe4 27. Rxc7 Bd7) 26. Qc2 Bxe6 27. dxe6 Qxe6 28. Rd1 { Black must now prevent b4!} Rd7 $2 {[%eval 228,18]} (28... Bf8 $16 {[%eval 71, 15]}) 29. Rcd3 {[%eval 111,16]} (29. Qb3 $1 $18 {[%eval 228,18][%cal Rb3e6]} Qxb3 30. Rxb3) 29... Qh6 $2 {[%eval 316,17]} (29... Bf8 $16 {[%eval 111,16] was worth a try.}) 30. Rh3 Qf6 {[%eval 330,17]} (30... Qe6 $142 {[%eval 228,20] } 31. Qb3 Qxb3 32. Rxb3 Bf6) 31. Bc4+ Kf8 32. Bd5 Raa7 {[#]} 33. Qe2 {[%eval 64,16]} (33. b4 $1 $18 {[%eval 181,17][%mdl 512]} Rac7 (33... cxb4 34. Bxb6) 34. bxc5 bxc5 35. Bxc5) 33... Qg6 {[%eval 139,16] [#]} ({Black should play} 33... Nb5 $14 {[%eval 64,16]}) 34. Qf3 {[%eval 57,17]} (34. b4 $1 $16 {[%eval 139,16][%cal Rb4c5][%mdl 512]} Rdc7 (34... cxb4 35. Bxb6) 35. bxc5 bxc5 36. Rb1 ) 34... Ne8 35. Bh4 {[%eval -21,18]} (35. b4 $16 {[%eval 71,15]} cxb4 36. Rh5) 35... Bf6 {[%eval 125,16]} (35... Nc7 $1 $11 {[%eval -21,18]}) 36. Be1 { [%eval 13,16]} ({White should try} 36. Bxf6 $16 {[%eval 125,16]} Nxf6 37. Be6) 36... Bg7 {[%eval 129,17]} (36... Nc7 $11 {[%eval 13,16] remains equal.}) 37. Rh5 $36 {[%mdl 2048] And now Rf5+ would win. Black is under strong pressure.} Nd6 {[%eval 249,18]} (37... Nc7 $16 {[%eval 129,18]} 38. Bc3 Nxd5 39. exd5 (39. Rxd5 Rxd5 40. exd5 Re7 $16) 39... Qd6) 38. g3 Rf7 {[%eval 289,17]} (38... Nf7 $142 {[%eval 204,16]} 39. gxf4 exf4 40. Qxf4 Qd6) 39. Bxf7 $18 Rxf7 {[#]} 40. Rf5 $1 Nxf5 $2 {[%eval 1291,18]} (40... Kg8 {[%eval 278,15]} 41. Rxf7 (41. gxf4 Nxf5 42. Rd8+ Bf8 43. exf5 Rxf5 $18) 41... Nxf7 42. gxf4 exf4 43. Qxf4 Bxb2) 41. exf5 {Threatening mate with Qa8+.} Qh7 42. Qa8+ Ke7 43. Qd8# 1-0 [Event "Devon v Notts U180 Qtr Bd10"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Flynn, David"] [Black "Shaw, Meyrick"] [Result "0-1"] [ECO "B22"] [WhiteElo "158"] [BlackElo "159"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "104"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,104,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,0,8,40,48,56,64,75,75,74,73,73,75,88,58,78,79,78,79,120,121,126,50,92,36, 37,37,37,37,35,25,26,-133,-134,-216,0,-126,25,-40,-7,-11,-13,-40,-33,-28,35, -40,-42,-118,-110,-110,-110,-118,-118,-139,-136,-290,-267,-308,-267,-470,-470, -470,-470,-470,-469,-446,-440,-571,-571,-571,-571,-579,-392,-388,-388,-388, -388,-388,-388,-393,-158,-393,-393,-393,-393,-393,-379,-393,-379,-828,-786, -1192,-1347]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. dxc5 Qxd1+ {B22: Sicilian: 2 c3} (6... Qxc5 7. h3 Bh5 8. Na3 a6 9. Be3 Qc7 10. Qa4+ Nbd7 11. Bf4 {1/2-1/2 (11) Zhigalko,S (2656)-Topalov,V (2813) Baku 2015}) 7. Kxd1 { LiveBook: 145 Games} Bxf3+ (7... e6 {is more complex.} 8. Bb5+ Nc6 9. Be3 Nd5 10. h3 O-O-O) 8. gxf3 Nbd7 {White is slightly better.} 9. b4 g6 10. Nd2 Bg7 11. Kc2 Nd5 {[%cal Bf6d5,Bd5f4,Bf4h3,Bh3f2][%mdl 32]} 12. Bb2 O-O 13. Nb3 $146 ({ Predecessor:} 13. Bd3 Rfd8 14. Rhd1 Be5 15. Be4 N7f6 16. h4 Rac8 17. Nc4 Bb8 18. Kb3 b6 19. cxb6 axb6 20. Bxd5 Nxd5 21. Rxd5 {1-0 (21) Opitz,A (2278)-Paul, M (2182) Germany 2011}) 13... Rac8 14. Rd1 e6 15. Bc4 N7f6 {[%eval 120,17]} ( 15... N7b6 $142 {[%eval 79,19]} 16. Bxd5 (16. cxb6 Rxc4 17. Na5 Rcc8 18. bxa7 Nxc3 19. Bxc3 Rxc3+ 20. Kb1 b6 $17) 16... Nxd5) 16. a3 $16 Nf4 17. Nd2 { [%eval 50,19]} (17. Bc1 $16 {[%eval 126,18]} N4d5 18. Bxd5 Nxd5 19. c4) 17... Nd7 {[%eval 92,17]} (17... Nh3 $14 {[%eval 50,19]}) 18. Rhe1 {[%eval 36,19]} ( 18. Ne4 $16 {[%eval 92,17]} Ne5 19. Bf1) 18... Ne5 19. Re4 Nh3 $1 {[%cal Rh3f2] } 20. Rh4 Nxf2 21. Rf1 $1 {[%cal Rf1f2]} Bf6 $1 {[%cal Rf6h4]} ({But not} 21... Nxc4 $2 22. Rxc4 (22. Nxc4 Bf6 23. Rf4 Nh3 24. Rxf6 Kg7 $16) 22... Nh3 23. Rh4 $18) 22. Rf4 $2 {[%eval -133,20] [#]} ({White has to play} 22. Rd4 $11 { [%eval 26,20]} Nxc4 23. Rxc4) 22... Bg5 $17 23. Rd4 {[%eval -216,20]} (23. Bxe6 $17 {[%eval -134,20] keeps fighting.} Bxf4 24. Bxc8) 23... Be3 $2 {[%eval 0,18] } (23... Bxd2 $1 $19 {[%eval -216,20]} 24. Rxd2 Nxc4 25. Rfxf2 Nxd2 26. Rxd2 Rfd8) 24. Rd6 {[%eval -126,17]} (24. Be2 $11 {[%eval 0,18] keeps the balance.}) 24... Rfd8 $2 {[%eval 25,19]} (24... Bxd2 $1 $17 {[%eval -126,17]} 25. Rxd2 Nxc4 26. Rfxf2 Nxd2 27. Rxd2 Rfd8 28. Rxd8+ Rxd8) 25. Bb5 {[%eval -40,20]} (25. Be2 $1 $11 {[%eval 25,19]}) 25... a6 26. Nc4 Nxc4 27. Bxc4 Rxd6 28. cxd6 Rd8 { [%eval 35,24]} (28... Rc6 $11 {[%eval -28,21]}) 29. Re1 {[%eval -40,20]} (29. Bc1 $14 {[%eval 35,24]} Bxc1 30. Kxc1) 29... Bf4 $36 {[%mdl 2048] Black is pushing.} 30. Bf1 {[%eval -118,23]} ({Better is} 30. Bc1 $1 $15 {[%eval -42,21] } Nh3 31. Bf1 Bxc1 32. Kxc1) 30... Bxh2 31. Re2 Bg3 32. Rd2 Rxd6 33. Rxd6 Bxd6 $17 {[%mdl 4096] Endgame KBB-KBN} 34. Bg2 $2 {[%eval -290,25] [#]} (34. c4 $17 {[%eval -136,22] was worth a try.}) 34... h5 $1 $19 {[%cal Bh7h5,Bh5h4,Bh4h3, Bh3g2][%mdl 32] And now ...h4 would win.} 35. c4 h4 {White must now prevent ... h3.} 36. Bd4 $2 {[%eval -470,23]} (36. f4 {[%eval -267,23] was the only chance. }) 36... h3 37. Bxf2 hxg2 {KB-KB} 38. Bg1 Kg7 39. Kd3 Bf4 40. b5 axb5 41. cxb5 Kf6 42. a4 Ke5 43. a5 Kd5 44. a6 bxa6 45. bxa6 Kc6 46. Ke4 Bc7 {[%eval -158,27] } (46... g5 $19 {[%eval -393,30]} 47. Kd3 Kc7) 47. Kd3 $2 {[%eval -393,29]} ( 47. f4 $17 {[%eval -158,27] is the only way for White.}) 47... f5 48. Kc4 Bd6 49. Kd3 Kc7 50. Kc4 Kb8 51. Kb5 $2 {[%eval -828,29]} (51. Kd3 {[%eval -379,29]} ) 51... Ka8 52. Kc6 Bb8 0-1 [Event "Devon v Notts U180 Qtr Bd11"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Marshall, Michael"] [Black "Walters, Keith"] [Result "1/2-1/2"] [ECO "A22"] [WhiteElo "162"] [BlackElo "159"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "127"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,127,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,-24, -28,-4,-27,4,-27,26,39,57,59,59,35,40,40,42,43,39,32,28,19,160,158,181,133,132, 70,153,155,141,49,43,28,26,27,29,2,14,-5,31,15,44,45,46,42,45,46,48,19,17,18, 17,-3,-12,-15,-15,-18,-22,-90,-25,-55,-10,-104,-104,-104,-104,-105,-105,-106, -121,-160,-160,-174,-174,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192, -192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192, -192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192,-192, -192,-192,-192,-192,-192]} 1. c4 e5 2. g3 Nf6 3. Bg2 d6 4. Nc3 c6 5. e4 Be7 6. Nf3 {LiveBook: 6 Games. A22: English Opening: 1...e5 2 Nc3 Nf6} (6. Nge2 O-O 7. O-O Nbd7 8. d3 a6 9. h3 b5 10. Be3 Rb8 11. b3 Bb7 12. f4 Ne8 13. Qd2 Nc7 14. Rae1 Ba8 15. Kh1 Ne6 16. Ng1 {1/2-1/2 (41) Balog,I (2526)-Havasi,G (2362) Hungary 2016}) 6... Be6 7. b3 Qc8 $146 ({Predecessor:} 7... h6 8. O-O Qc8 9. d4 Nbd7 10. Ba3 c5 11. d5 Bg4 12. h3 Bh5 13. g4 {0-1 (42) Garriga Nualart,J (2340) -Daude Puvill,A (2165) Barcelona 1997}) 8. O-O {The position is equal.} Bh3 { [%eval 26,18]} (8... c5 $142 {[%eval -27,18]}) 9. d4 $11 Bxg2 10. Kxg2 Qc7 11. Bb2 Nbd7 12. Qe2 O-O 13. Rfd1 Rad8 14. Rac1 Rfe8 15. b4 d5 {[%eval 160,16]} ( 15... Rc8 $11 {[%eval 19,16] keeps the balance.}) 16. cxd5 $16 Bxb4 17. dxc6 { [%eval 133,17]} ({Resist} 17. Nb5 Qb6 $16) (17. dxe5 $18 {[%eval 181,17]} Nxe5 18. Nxe5 (18. Nb5 Qb6 $16) 18... Qxe5 19. dxc6 Rxd1 20. Nxd1 Qxe4+ 21. Qxe4 Nxe4 22. cxb7) 17... bxc6 18. d5 {[%eval 70,16]} (18. dxe5 $16 {[%eval 132,17]} Bxc3 19. Bxc3) 18... cxd5 {[%eval 153,16]} (18... Nc5 $14 {[%eval 70,16]}) 19. Nxd5 Qb8 20. Nxb4 {[%eval 49,18]} (20. Nxf6+ $16 {[%eval 141,16]} Nxf6 21. Rxd8 Qxd8 22. Nxe5 (22. Bxe5 Bf8 23. Rc6 Nd7 $18)) 20... Qxb4 $14 21. Rc4 Qb5 22. Qc2 Rb8 23. Ba3 Qa6 24. Bd6 (24. Qa4 {looks sharper.} Qb7 25. Qc6 Qb6 26. Qxb6 Nxb6) 24... Rbc8 (24... Rb2 {is more complex.} 25. Qxb2 Qxc4 26. Bxe5 Nxe5 27. Nxe5 Qxe4+ 28. Nf3 Qa8) 25. Rxc8 Qxc8 26. Qxc8 Rxc8 27. Nxe5 Nxe5 28. Bxe5 Nxe4 {[%mdl 4096] Endgame KRB-KRN} 29. Rd7 f6 30. Bd4 a6 31. Ra7 Rc4 32. Be3 Ra4 33. Re7 Nc3 34. h4 {[%eval -90,22] [#]} (34. Rd7 $11 {[%eval -22,20]}) 34... Rxa2 { [%eval -25,19]} (34... Nd5 $1 $17 {[%eval -90,22][%cal Rd5e7]} 35. Rd7 Nxe3+ 36. fxe3 Rxa2+ 37. Kf3 Ra5) 35. Ra7 Nd5 {[%eval -10,22]} (35... h5 $15 { [%eval -55,19]}) 36. Kf3 {[%eval -104,20]} (36. Ra8+ $11 {[%eval -10,22]} Kf7 37. Ra7+ Ke6 38. Kf3) 36... Nxe3 $17 37. Kxe3 {[#] KR-KR} h5 $1 38. Rb7 Kh7 39. Rc7 a5 {[%cal Ba6a5,Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 40. f4 a4 {Black is clearly better.} 41. Kf3 Ra1 {aiming for ...a3.} 42. Ra7 a3 43. Kg2 a2 44. Kh2 Kg6 45. Ra5 Kf7 46. Ra6 Kg6 47. Ra5 Kf7 48. Ra6 g6 {Strongly threatening ...Ke7.} 49. Kg2 Ke7 50. Kh2 Kd7 51. Kg2 Kc7 {Threatens to win with ...Kb7.} 52. Kh2 Kb7 53. Ra3 Kb6 54. Kg2 Kb5 {White must now prevent ...Kc4.} 55. Ra8 Kb4 {And now ... Kb5 would win.} 56. Rb8+ Kc3 57. Rc8+ Kd3 {Hoping for ...Rb1.} 58. Rd8+ Ke4 { ( -> ...Rc1)} 59. Re8+ Kf5 60. Ra8 Ke4 {...Kd3 is the strong threat.} (60... Kg4 61. Ra4 Rb1 62. f5+ Kxf5 63. Ra5+ Ke6 64. Ra6+ Ke5 65. Ra5+ Kd4 66. Rxa2 Rb5) 61. Re8+ Kd4 62. Rd8+ Kc5 63. Rc8+ Kb6 64. Ra8 1/2-1/2 [Event "Devon v Notts U180 Qtr Bd12"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Lane, Tim R"] [Black "Gosling, Brian"] [Result "1/2-1/2"] [ECO "A01"] [WhiteElo "155"] [BlackElo "159"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "46"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,46,32767,32767,32767,32767,24,33,24,25,14,12,14,6,71,53,54,54,53,25, 24,0,0,-7,-8,-26,-26,-26,-26,-18,-17,-12,-14,-13,-21,-13,-21,-25,-25,-48,-50, -69,-7,-69,-71,-69,-82,-66,-88]} 1. b3 e6 2. Bb2 {A01: Nimzowitsch-Larsen Opening} f5 {[#]} (2... d5 3. Nf3 Nf6 4. g3 c5 5. Bg2 Nc6 6. O-O Bd6 7. e3 O-O 8. c4 dxc4 9. bxc4 e5 10. Nc3 Be6 11. d3 h6 12. e4 Qd7 13. Nd5 Nh7 {1/2-1/2 (41) Rapport,R (2681)-Djurhuus,R (2447) Reykjavik 2014}) 3. e4 $1 {[%mdl 512] LiveBook: 4 Games} Nf6 (3... fxe4 4. Qh5+) 4. exf5 {White has an edge.} exf5 5. Qe2+ Kf7 $1 6. Nf3 (6. Qd3 {feels hotter.} d5 7. Nf3 Nc6 8. a3 Bd6 9. Be2) 6... Qe7 $146 {[%eval 71,17]} (6... Nc6 $11 {[%eval 6,17] keeps the balance.}) ({ Predecessor:} 6... g6 7. Nc3 c6 8. O-O-O Na6 9. h4 Qe7 {1-0 (17) Johannesson,I (2315)-Duncanson,H (2110) Caleta 2005}) 7. Qxe7+ Bxe7 8. Nc3 Re8 {[#] Strongly threatening ...Ba3+.} 9. O-O-O c6 10. Bd3 d5 11. Nd4 g6 12. f3 Nbd7 13. Rhe1 Nc5 14. Bf1 Ne6 15. Nxe6 Bxe6 16. Ne2 Bd6 17. g3 $1 a5 18. a3 Bd7 19. Nd4 h5 20. f4 Ne4 {[%eval -7,19]} ({Black should play} 20... Ng4 $1 $15 {[%eval -69, 21]}) 21. Nf3 {[%eval -69,20]} ({Better is} 21. Bg2 $11 {[%eval -7,19]}) 21... Nf2 $1 $15 22. Rxe8 Rxe8 23. Re1 Rxe1+ 1/2-1/2 [Event "Devon v Notts U180 Qtr Bd13"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Scott, Chris"] [Black "Sudar, Dragoljub"] [Result "1/2-1/2"] [ECO "B09"] [WhiteElo "152"] [BlackElo "152"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "109"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,109,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,32767,51,72,72,76,67,67,70,100,42,38,34,34,34,33,36,26,2,1,17,14,3,17,-7, -10,-5,-5,-17,-17,-17,-18,-17,0,0,0,0,0,0,6,5,119,133,139,135,169,90,90,85,137, 138,137,113,113,113,110,116,189,189,189,189,189,189,291,281,307,151,283,282, 286,244,196,132,132,123,284,286,752,335,567,413,866,866,864,869,885,866,2025, 609,599,545,545,398,739,259,258,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 Nbd7 6. Be2 O-O 7. O-O c6 8. Kh1 {B09: Pirc Defence: Austrian Attack} ( 8. e5 Nd5 9. Ne4 dxe5 10. fxe5 c5 11. Nxc5 Nxc5 12. dxc5 Be6 13. Qd4 Qc7 14. Bd2 a5 15. c3 Rad8 16. a3 {1/2-1/2 (38) Doderer,H (2442)-Faber,H (2443) Remote email 2013}) 8... Qc7 9. Be3 Ng4 10. Bg1 {White is slightly better.} e5 11. Ng5 $146 {[%eval 42,18]} (11. fxe5 $16 {[%eval 100,16]} dxe5 12. d5) ({Predecessor: } 11. h3 Ngf6 12. fxe5 dxe5 13. Bh2 Ne8 14. Qd2 Qb6 15. Na4 Qc7 {1-0 (28) Ostanin,V (2085)-Khasanov,A Penza 2006}) 11... exd4 $1 $14 12. Bxd4 (12. Bxg4 dxc3 13. bxc3 h6 $17) 12... Bxd4 13. Qxd4 Qb6 14. Qxb6 Nxb6 15. Rf3 h6 16. Nh3 f5 17. Nf2 Be6 18. Rd1 Nxf2+ 19. Rxf2 Rad8 20. b3 fxe4 21. Nxe4 Nd5 22. Nxd6 b6 ({Much worse is} 22... Rxf4 $6 23. Rxf4 Nxf4 24. Nxb7 $16) ({But not} 22... Nxf4 $6 23. Nxb7 Rb8 24. Ba6 $16) 23. Nc4 Nc3 24. Rxd8 Rxd8 25. Bd3 Nxa2 26. h3 {Threatening Ne5.} Kg7 {[%eval 119,19]} (26... Bxc4 $11 {[%eval 5,19]} 27. Bxc4+ Kg7) 27. Ne5 $16 Nb4 28. Bxg6 c5 29. Be4 {[%eval 90,20]} ({White should try} 29. f5 $18 {[%eval 169,18]} Rd5 30. Re2 (30. fxe6 Rxe5 31. Bf5 Nc6 $11)) 29... Rd4 30. Bb7 Kf6 {[%eval 137,19]} (30... Bf5 $142 {[%eval 85,20]}) 31. Kh2 {Strongly threatening c3.} Rd1 32. Ng4+ Bxg4 33. hxg4 {[%mdl 4096] Endgame KRB-KRN} Rc1 34. Be4 a5 {[%eval 189,19]} (34... Re1 $16 {[%eval 116,21]} 35. Bf3 Re3) 35. Rd2 $18 Ke7 36. Bf5 b5 37. Rd7+ Kf6 {[%eval 291,23]} (37... Kf8 $142 {[%eval 189,21]}) 38. Rd6+ Ke7 39. Rd7+ {[%eval 151,20]} (39. Rxh6 $18 { [%eval 307,21] and White stays clearly on top.} Nxc2 40. g5) 39... Kf6 { [%eval 283,21]} (39... Kf8 $16 {[%eval 151,20]}) 40. Rd6+ Ke7 41. Rxh6 Nxc2 { intending ...Nd4.} 42. Ra6 {[%eval 132,19]} (42. Rh7+ $18 {[%eval 196,17]} Kd6 43. Rh6+ Ke7 44. g5) 42... Nd4 $16 43. Rxa5 Rc3 $2 {[%eval 284,20] [#]} (43... Rf1 $16 {[%eval 123,18]}) 44. Ra7+ $18 Kf6 $2 {[%eval 752,22]} (44... Kd6 { [%eval 286,22]} 45. Bh7 Rxb3) 45. Ra6+ {[%eval 335,23]} (45. Be4 $142 {[%eval 752,22] g5+ is the strong threat.} Ne6 46. g5+ Nxg5 47. Ra6+ Ne6 48. f5) 45... Kf7 $2 {[%eval 567,23]} (45... Ke7 {[%eval 335,23] keeps fighting.} 46. Bg6 Rc1 ) 46. Be4 Ne2 {[%eval 866,24]} (46... Re3 $142 {[%eval 413,21]}) 47. g5 { [#] Threatens to win with f5.} Nxf4 48. Rf6+ Kg7 49. Rxf4 {Black must now prevent g6.} Rxb3 {KRB-KR} 50. Rf3 Rb4 51. Bc6 Kg6 52. Kg3 c4 $2 {[%eval 739, 24]} (52... Kxg5 {[%eval 398,22]} 53. Rd3 Rg4+ 54. Kf3 Rf4+ 55. Ke3 b4) 53. Rc3 $2 {[%eval 259,22]} (53. Kf4 {[%eval 739,24]}) 53... Kxg5 54. Bxb5 $2 {[%eval 0,36]} ({White should play} 54. Rf3 $18 {[%eval 258,21]}) 54... Rxb5 $11 55. Rxc4 1/2-1/2 [Event "Devon v Notts U180 Qtr Bd14"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Taylor, Robert"] [Black "Kinder, Andrew"] [Result "1-0"] [ECO "D03"] [WhiteElo "147"] [BlackElo "153"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "96"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,91,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767, 32767,32767,32767,32767,32767,32767,32767,-10,0,0,0,0,0,0,0,-4,0,13,13,13,13, 13,14,14,14,13,14,15,0,0,1,20,21,36,35,104,105,115,71,86,87,124,123,160,112, 344,127,127,103,89,90,274,137,135,58,58,11,11,11,11,11,13,0,0,0,0,0,0,0,1,1,1, -993,-557,-813,75,0,0,0,0,0]} 1. d4 Nf6 2. Bg5 d5 3. e3 Nbd7 4. Nf3 e6 5. Bd3 Be7 6. Nbd2 c5 7. c3 O-O 8. Qe2 b6 9. O-O Bb7 10. Rfd1 {LiveBook: 3 Games. D03: 1 d4 d5 2 Nf3 Nf6 3 Bg5, including Torre Attack with early ...d5} (10. Rad1 Rc8 11. Rfe1 Ne4 12. Bxe7 Qxe7 13. Bb5 Ndf6 14. Ne5 Nd6 15. Bd3 Rc7 16. h3 Rfc8 17. Bb1 Nd7 18. Qd3 f5 19. Nxd7 Qxd7 20. Nf3 Qb5 {1-0 (80) Harikrishna,P (2726) -Iturrizaga Bonelli,E (2653) Dubai 2014}) 10... Ne4 11. Bxe7 Qxe7 12. Rac1 f5 $146 ({Predecessor:} 12... Rad8 13. Ba6 Nxd2 14. Rxd2 Ba8 15. Bb5 Nb8 16. Qd1 c4 17. Ba4 Bc6 18. Bc2 Nd7 19. Qe2 f5 {1/2-1/2 (39) Ernst,S (2240)-Gervais,V (2255) Hengelo 1996}) 13. Bb5 Nef6 14. Nf1 Kh8 15. c4 a6 16. Bxd7 Nxd7 17. cxd5 Bxd5 18. dxc5 Nxc5 19. Ne5 Qb7 20. f4 a5 21. b3 Rf6 22. Rc2 Raf8 23. Rdc1 Rh6 { [%eval 104,18]} (23... Rd8 $14 {[%eval 35,17]}) 24. Nd2 $1 $16 Qe7 25. Ndf3 { [%eval 71,17]} (25. Ndc4 $142 {[%eval 115,17]} Bxc4 26. Qxc4 (26. Rxc4 Kg8 27. Rd4 g5 $16) (26. Nxc4 e5 $16)) 25... Kg8 26. Qb5 Qb7 27. a3 $1 Bxf3 28. Nxf3 { [%eval 112,17]} (28. gxf3 $142 {[%eval 160,19]} Qd5 29. Rb1 (29. Qxb6 Nd7 30. Nxd7 Qxd7 $16)) 28... Qe4 $2 {[%eval 344,18]} (28... Qd5 $16 {[%eval 112,17]}) 29. Rc3 $2 {[%eval 127,17]} (29. Qxb6 $18 {[%eval 344,18]} Rg6 30. Ng5 (30. Qxc5 Qxf3 31. Rd2 h6 $18) 30... Qxe3+ 31. Kh1) 29... Rg6 30. Ng5 Qd5 31. Qxb6 Ne4 $2 {[%eval 274,20]} (31... Nd3 $16 {[%eval 90,19]} 32. Rd1 e5) 32. Nxe4 { [%eval 137,19]} ({White must play} 32. Rc8 $1 $18 {[%eval 274,20][%cal Rc8f8] White threatens Rxf8+ and mate.} Rgf6 33. Rxf8+ Rxf8 34. Qxe6+ (34. Nxe6 Qd2 35. Rf1 Re8 $14) 34... Qxe6 35. Nxe6) 32... Qxe4 {[%csl Gg6][%cal Re4g2]} 33. R3c2 {[%eval 58,18]} (33. g3 $1 $16 {[%eval 135,18]}) 33... e5 $14 34. Qa7 { [%eval 11,18]} (34. Qc5 $14 {[%eval 58,18]}) 34... exf4 $11 35. exf4 Qxf4 36. Rc8 {White wants to mate with Rxf8+.} Rgf6 37. Qxa5 Qe3+ 38. Kh1 {Hoping for Qd5+.} Qxb3 39. Qa8 h6 40. a4 f4 41. a5 Qe3 {...Qxc1+! is the strong threat.} 42. a6 $2 {[%eval -993,22][%mdl 8192]} (42. Rd1 $11 {[%eval 1,19]}) 42... f3 { aiming for ...Kh7.} 43. gxf3 {[#] And now Rxf8+ would win.} Rxf3 $2 {[%eval 75, 19] [#]} (43... Qxc1+ $1 $19 {[%eval -813,20][%mdl 512]} 44. Rxc1 Rxa8) 44. Rxf8+ {[%eval 0,24]} ({White should play} 44. Rd1 $1 $16 {[%eval 75,19] Black must now prevent a7.} Qb3 45. Rxf8+ Rxf8 46. Qd5+ Qxd5+ 47. Rxd5) 44... Rxf8 $11 45. Qd5+ Kh8 46. Rg1 Rb8 47. Ra1 Qa7 48. Qc6 $11 Qa8 $2 {the game went on for some time. Now after Qxa8 Rxa8, a7 Kg8, Kg2 etc and white will infiltrate the kingside or aim for Kb7(+-)} (48... Rb6 {draws}) 1-0 [Event "Devon v Notts U180 Qtr Bd15"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Butland, Nick"] [Black "Graham, Neil"] [Result "1-0"] [ECO "D02"] [WhiteElo "148"] [BlackElo "147"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "61"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,61,32767,32767,32767,32767,32767,32767,32767,32767,32767,32767,1,5,16, -2,0,1,0,-9,-3,0,-1,-3,-2,0,-15,-14,-33,-90,-88,-121,-123,-169,-191,-191,-191, -182,-183,-208,-208,-181,-179,-302,-305,-329,-329,-329,-327,-326,-296,-296, -303,-298,-228,-215,-146,-147,-146,-147,-146,-191,2017,2151]} 1. d4 d5 2. Nf3 Bf5 3. Bf4 e6 4. e3 Bd6 5. Bg3 Nf6 6. Nbd2 {LiveBook: 12 Games} h6 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (6... O-O 7. Be2 c5 8. c3 Nc6 9. Ne5 Bxe5 10. dxe5 Nd7 11. f4 Qb6 12. Qb3 c4 13. Qxb6 axb6 14. e4 dxe4 15. Nxc4 {1/2-1/2 (54) Golubov,S (2481)-Morozevich,A (2683) Moscow 2016 }) 7. c3 Bxg3 $146 ({Predecessor:} 7... O-O 8. Be2 c5 9. Ne5 Nc6 10. f4 Qb6 11. Qb3 c4 {1/2-1/2 (11) Babu,N (2333)-Bhat,V (2495) New Delhi 2009}) 8. hxg3 Nbd7 {The position is equal.} 9. Qa4 c6 {[%cal Bc7c6,Bc6c5][%mdl 32]} 10. Be2 O-O 11. O-O b5 12. Qd1 Qb6 13. Nh4 Bh7 14. f4 {[%eval -90,18]} ({Better is} 14. Nhf3 $15 {[%eval -33,17]}) 14... c5 15. g4 {[#]} g5 $1 {[%cal Rg5h4]} 16. fxg5 {[%eval -169,19]} (16. Nhf3 $17 {[%eval -123,18]}) 16... hxg5 $19 {aiming for . ..cxd4.} 17. Qe1 {Nhf3 would now be nice for White.} gxh4 18. Qxh4 cxd4 19. cxd4 e5 {[%cal Be6e5,Be5d4][%mdl 32]} 20. g5 Ne4 21. Bd3 {[%eval -302,14]} (21. Nxe4 $142 {[%eval -179,15]} Bxe4 {[#]} 22. Rf6 $1 {[%mdl 512]}) 21... exd4 22. Rf3 dxe3 23. Nxe4 dxe4 24. Rh3 {[%csl Gh3][%cal Rh4h7]} e2+ 25. Kh1 {[%csl Gh3] [%cal Rh4h7]} Qg6 26. Bxe2 a6 {Strongly threatening ...Qg7.} 27. Rd1 {Hoping for Rd6!} Ne5 28. Rd6 {[%cal Bd1d6,Bd6h6,Bh6g6][%mdl 32]} Qg7 29. Rh6 Ng6 30. Qg3 {[%eval -191,19]} (30. Qf2 $17 {[%eval -146,20]}) 30... Qe5 $4 {[%eval 2017,17][%mdl 8192] [#]} (30... Qxb2 $19 {[%eval -191,19]} 31. Rxh7 Rac8) 31. Rxg6+ $1 {[%mdl 512]} 1-0 [Event "Devon v Notts U180 Qtr Bd16"] [Site "?"] [Date "2017.05.20"] [Round "?"] [White "Ensor, Rob"] [Black "Quinn, Martin"] [Result "1-0"] [ECO "C71"] [WhiteElo "124"] [BlackElo "145"] [Annotator "Tactical Analysis 2.03 (15s)"] [PlyCount "73"] [SourceDate "2017.05.20"] [SourceVersionDate "2017.05.20"] {[%evp 0,73,32767,32767,32767,32767,32767,32767,32767,32767,32767,11,13,13,16, 13,1,-78,-78,-78,-78,-78,-83,-73,-73,-71,33,33,18,30,29,-53,-57,-77,-87,-68, -38,-34,-38,-34,-34,-34,-34,-34,-23,-45,-45,-52,-50,-50,-49,-35,-46,-71,-71, -69,-78,-78,-78,-78,-30,-43,-30,-51,3,0,132,132,130,0,0,0,134,134,134,134]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. h3 Nf6 6. Nc3 {C71: Ruy Lopez: Deferred Steinitz Variation, sidelines} (6. O-O b5 7. Bb3 Na5 8. d3 Be7 9. Bd2 Nxb3 10. axb3 O-O 11. c4 Nd7 12. Nc3 f5 13. Nxb5 Nc5 {1-0 (39) Sokolov,A (2596) -Kapnisis,S (2412) Plovdiv 2008}) 6... Bd7 7. d4 b5 8. Bb3 {[%eval -78,18]} (8. dxe5 $1 $11 {[%eval 1,18]} Nxe5 9. Bb3) 8... Nxd4 $146 ({Predecessor:} 8... Be7 9. d5 Na5 10. a3 Nxb3 11. cxb3 c6 12. O-O O-O 13. Nh2 cxd5 14. exd5 {1-0 (24) Semenov,Z (923)-Van Esbroeck,J (772) LSS email 2012}) 9. Nxd4 exd4 10. Nd5 ({ Don't choose} 10. Qxd4 $2 c5 11. Qd1 c4 $19) 10... c6 ({Inferior is} 10... Nxe4 11. Qe2 f5 12. O-O $16) 11. Nxf6+ Qxf6 12. a4 {White wants to play axb5.} c5 { [%eval 33,18]} ({Better is} 12... b4 $17 {[%eval -71,17]}) 13. Bd5 $14 Ra7 14. axb5 Bxb5 15. Qh5 {[%eval -53,18]} (15. Ra3 $1 $11 {[%eval 29,16]}) 15... Be7 $15 16. Qg4 O-O $36 {[%mdl 2048] Black is on the roll.} 17. h4 Qg6 18. Qxg6 hxg6 19. h5 gxh5 20. Rxh5 Bd7 21. Bf4 Bg4 22. Rh2 Be6 23. O-O-O {With the idea Rdh1.} Bxd5 24. exd5 f6 25. Rdh1 a5 26. Rh8+ Kf7 27. Rxf8+ Kxf8 $17 {[%mdl 4096] Endgame KRB-KRB} 28. Re1 g5 29. Bh2 Rd7 {[%eval -30,23]} (29... f5 $17 { [%eval -78,20]}) 30. b3 Kf7 31. f4 Bd8 {[%eval 3,23]} (31... Kg6 $15 {[%eval -51,21]}) 32. f5 $11 Re7 {[%eval 132,24]} (32... Be7 $11 {[%eval 0,22]}) 33. Rxe7+ $1 $16 Kxe7 34. g4 {[%eval 0,36]} (34. Kb2 $1 $16 {[%eval 130,27]}) 34... Kd7 $11 35. Kb2 Bc7 {[%eval 134,33] [#]} (35... Be7 $11 {[%eval 0,36]}) 36. Ka3 $1 $16 {[%mdl 1024] White has strong compensation.} Kc8 {[#]} 37. Ka4 $1 { the game continued for another 20 moves or so after white won the "a" pawn but the moves are unclear} 1-0