[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "1"]
[White "Panchanathan, Magesh Chandran"]
[Black "Escobar Forero, Alder"]
[Result "1/2-1/2"]
[ECO "E51"]
[WhiteElo "2486"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,58,-3,-14,-16,-27,-28,-20,-15,0,0,4,0,0,-35,-35,-54,-46,-37,-44,-35,-34,-79,-22,-28,-19,-29,-24,-304,-320,-308,-267,-264,-256,-347,-339,-351,-298,-720,-714,-705,-680,-987,-983,-1077,-231]} 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. c4 Be7 5. Nc3 O-O 6. Qc2 c5 7. dxc5 Nc6 8. Bd2 Bxc5 9. cxd5 {E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5} (9. Be2 a6 10. a3 d4 11. exd4 Nxd4 12. Nxd4 Bxd4 13. O-O Qc7 14. Rad1 Be5 15. h3 Bd7 16. Be3 Bc6 {½-½ (81) Uhlmann,W (2412)-Kortschnoj,V (2566) Dresden 2010}) 9... exd5 10. Be2 Bg4 11. O-O {The position is equal.} Rc8 12. Rfd1 $146 ({Predecessor:} 12. a3 d4 13. exd4 Bxf3 14. Bxf3 Nxd4 15. Qd1 Nxf3+ 16. gxf3 Qd3 17. Be3 Qf5 18. Kh1 Rfe8 19. Qe2 Bd4 {0-1 (19) Heino,J (1837)-Vanttaja,I (2247) ICCF email 2007}) 12... Re8 13. Be1 Qe7 14. Qa4 {[#]} (14. h3 $5 {[%cal Rh3g4]} Be6 15. Rac1 $11) 14... d4 $1 {[%mdl 512]} 15. Nxd4 (15. exd4 Bxf3) 15... Bxd4 16. Bxg4 $1 Nxg4 17. exd4 Qd6 18. g3 Qh6 (18... Qf6 $17 19. Rd2 Rcd8) 19. h4 $11 Qf6 {( -> ...Rxe1+!)} 20. Rd2 $1 Rcd8 $40 {[%cal Rd8d4][%mdl 128] Black has some attack.} 21. d5 $2 {[%mdl 8192]} (21. Re2 $11 {and White is okay.}) 21... Nce5 $19 22. Ne4 Qg6 23. Kg2 {[#]} b5 $1 {[%cal Rb5a4][%mdl 512]} 24. Qd4 {[#]} (24. Qxb5 Qxe4+) 24... Nc6 $1 {[%cal Rc6d4]} 25. Qd3 Nb4 ({Not} 25... Rxe4 26. f3 $15) 26. Qxb5 $2 (26. Qb1 Qxe4+ 27. Qxe4 Rxe4 28. d6) 26... Qxe4+ {Black is clearly winning.} ({Weaker is} 26... Rxe4 27. a3 $19) 27. f3 Ne3+ 28. Kf2 Qf5 ({Less strong is} 28... Qc4 29. Qxc4 Nxc4 30. Rd4 $17) 29. Qxb4 Nc2 $2 {Precision: White = 53%, Black = 61%.} (29... Qh3 {[%cal Rh3h2]} 30. Kg1 Rxd5) 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "1"]
[White "Bartholomew, John"]
[Black "Korley, Kassa"]
[Result "1-0"]
[ECO "D26"]
[WhiteElo "2459"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,63,28,25,26,27,27,24,18,15,21,20,26,10,19,8,24,24,56,22,29,28,19,27,29,8,31,39,87,85,86,97,93,102,138,120,362,358,402,400,408,406,396,385,422,387,381,384,381,375,449,449,433,353]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. O-O b5 7. Be2 Bb7 {D26: Queen's Gambit Accepted: 4 e3 e6 5 Bxc5 c5 sidelines} 8. a4 b4 9. Nbd2 Nbd7 {White has an edge.} 10. b3 (10. Nb3 c5 11. Bd2 Ne4 12. a5 Be7 13. dxc5 Ndxc5 14. Nxc5 Bxc5 15. Qa4+ {½-½ (30) Girya,O (2501)-Rublevsky,S (2683) St Petersburg 2017}) 10... Be7 11. Bb2 O-O 12. Nc4 c5 13. Nfe5 Qc7 14. Rc1 Rfd8 15. Bf3 Nxe5 16. Nxe5 Rac8 17. Nd3 $146 ({Predecessor:} 17. Qe2 Qb8 18. dxc5 Bxc5 19. Rc4 Bd6 20. Bxb7 Qxb7 21. Rxc8 Rxc8 22. Nc4 {½-½ (22) Popovics,A (2391)-Guliyev,N (2579) Hungary 2016}) 17... Ne4 {[#]} 18. Nxb4 $1 {[%mdl 512]} Qb8 (18... cxb4 19. Rxc7) 19. Nd3 Bd5 20. Ba3 Bd6 21. Bxe4 Bxe4 22. Nxc5 Bxh2+ 23. Kh1 Ba8 $2 (23... Bd6 $16 {was necessary.}) 24. f4 $18 ({Weaker is} 24. Nxa6 Rxc1 25. Qxc1 Qb7 $14) 24... e5 25. Kxh2 exd4 26. exd4 Rc6 27. Rc3 Rf6 28. Rg3 Rxf4 29. Rxf4 Qxf4 30. Qg4 {[%csl Gg3][%cal Rg4g7] [#]} Qh6+ 31. Kg1 Re8 {( -> ...Re1+)} 32. Qg5 {Precision: White = 65%, Black = 47%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "1"]
[White "Shmeliov, Denis"]
[Black "Brodsky, David"]
[Result "1/2-1/2"]
[ECO "E34"]
[WhiteElo "2420"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,57,13,10,22,21,0,0,0,0,0,0,-12,-11,-18,0,-31,0,0,0,0,0,0,0,0,0,0,0,-30,-16,-56,-56,-68,-59,-45,-37,-37]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 {[%cal Bg1f3,Bf3d2,Bd2c4,Bc4a5][%mdl 32]} Qf5 7. Qxf5 exf5 8. a3 Bd6 {E34: Nimzoindisch (4.Dc2)} 9. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} (9. Nb5 Be6 10. Nxd6+ cxd6 11. Bf4 Ke7 12. e3 Nbd7 13. Bd3 Rac8 14. Ke2 Bc4 15. Rhc1 Bxd3+ 16. Kxd3 {½-½ (39) Sakaev,K (2594)-Fedoseev,V (2731) Sochi 2017}) 9... Ne4 10. Nxe4 fxe4 11. Nd2 h6 12. Bh4 f5 {LiveBook: 4 Partien} 13. e3 Be6 14. Nc4 Nd7 $146 ({Vorgänger:} 14... Nc6 15. O-O-O Bd5 16. Be2 {½-½ (40) Roussel Roozmon,T (2491)-Bolduc,S (2230) Montreal 2011}) 15. Rc1 g5 16. Bg3 Ke7 17. Na5 Bd5 18. Bc4 Bxc4 19. Rxc4 (19. Nxc4 {is more complex.} h5 20. h4 Bxg3 21. fxg3 gxh4 22. Na5) 19... Rab8 (19... f4 {looks sharper.} 20. exf4 gxf4 21. Bh4+ Ke6 22. g3 b6) 20. Bxd6+ cxd6 21. Kd2 Ke6 22. Rc7 {[#] d5+! ist eine echte Drohung.} Nf6 23. b4 Rh7 24. Rhc1 Rd7 25. h3 b6 26. Rxd7 Kxd7 {Schwarz steht etwas besser.} 27. Nc6 Ra8 28. b5 Nd5 29. Nb4 {Precision: Weiß = 63%, Schwarz = 92%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "1"]
[White "Wang, Kevin"]
[Black "Spicha, K  Alexander"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2380"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,56,-14,-5,3,-4,-29,-51,-39,-32,-43,-24,-36,-35,-41,-16,-18,-18,-35,-20,-28,-21,-25,-30,-22,-29,-69,-61,-100,-18,-114,-37,-132,-128,-77,4,13,22,-16,-20,-265,-264,-617,-618,-1172,-1142,-5314,-3582,-29980,-29979]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} c6 2. Ne2 d5 3. e5 Bf5 4. Ng3 (4. Nd4 Bg6 5. h4 h5 6. e6 Qd6 7. exf7+ Bxf7 8. Nf3 e5 9. d4 e4 10. Ng5 Qc7 11. c4 Nf6 {½-½ (25) Efimenko,Z (2656)-Medvegy,Z (2535) Zalakaros 2015}) 4... Bg6 5. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} h6 6. h5 {B10: Caro-Kann: 2 d3 and 2 c4} Bh7 7. e6 fxe6 8. d4 {Black is slightly better.} Qd6 9. f4 g5 10. hxg6 $1 Bxg6 11. Bd3 Bxd3 $146 (11... Bf7 {keeps more tension.} 12. Qf3 Nd7 13. Nd2 Ngf6 14. Nb3 O-O-O) ({Predecessor:} 11... Bf7) 12. Qxd3 Nf6 13. Qg6+ Kd8 14. Nc3 Rg8 15. Qd3 $1 Na6 {aiming for ...Nb4.} 16. a3 c5 17. Nce2 cxd4 18. b4 Ng4 (18... Rc8 $17 19. Rb1 h5 $1 {[%mdl 512]} 20. Nxd4 Rc4) 19. Nxd4 (19. Qh7 $11 Rg7 20. Qd3) 19... Nc7 (19... Bg7 $17 20. c3 Nc7) 20. O-O ({White should play} 20. Nh5 $15 Nf6 21. Nxf6 exf6 22. O-O) 20... Bg7 $17 21. Bb2 (21. c3 $142) 21... e5 (21... Qa6 $17 22. Qh7 Nf6) 22. Qh7 $11 Kd7 23. Nb3 {Threatens to win with Nc5+.} Raf8 $1 $36 {[%mdl 2048] Black has some pressure.} 24. Rae1 $2 {[#]} (24. Nc5+ $11 {and White is okay.} Kc8 25. Nf5) 24... Qf6 $1 $19 {[%cal Rf6h4] White must now prevent ...Qh4.} 25. Rf3 $2 (25. Nc5+ Kc8 26. Rxe5) 25... Qh4 {And now ...e4 would win.} 26. Qg6 e4 {[%cal Be5e4,Be4f3][%mdl 32]} 27. Bxg7 exf3 28. Nc5+ Kc8 {Precision: White = 13%, Black = 62%.} 0-1

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "2"]
[White "Arribas Lopez, Angel"]
[Black "Panchanathan, Magesh Chandran"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2483"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "144"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,144,-22,-6,-33,-35,-14,-39,-33,-21,-66,-66,-61,-70,-65,-63,-75,-58,-62,-54,-107,-65,-65,-54,-83,-87,-94,-81,-92,-101,-198,-182,-181,-96,-99,-75,-289,-288,-384,-384,-381,-377,-490,-464,-417,-451,-441,-440,-427,-418,-406,-252,-241,-247,-291,-291,-287,-280,-297,-289,-283,-279,-286,-302,-295,-246,-250,-238,-381,-382,-378,-364,-374,-374,-366,-366,-354,-347,-318,-296,-5418,-954,-1277,-1369,-1362,-882,-1232,-1298,-979,-1335,-4644,-1328,-4872,-3539,-4577,-4374,-4431,-4133,-4131,-3070,-2799,-2799,-2017,-1917,-1504,-965,-1442,0,-1439,-1327,-1064,-520,-1294,-1287,-1225,-1173,-1067,-1034,-822,-777,-29970,-29971,-29971,-29972,-29971,-29969,-29952,-29951,-29956,-29944]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. Nd2 g6 10. Nf3 {C45: Scotch Game} Qb4+ 11. Kd1 Ne7 12. Qc2 {Black is slightly better.} c5 13. Qb3 $146 ({Predecessor:} 13. Bd3 Bg7 14. Re1 O-O 15. Qb3 Nc6 16. Bd2 Qb6 17. Qxb6 axb6 {0-1 (32) Jones,G (2668)-Kramnik,V (2803) Douglas 2017}) 13... Qb6 14. Qxb6 axb6 15. Bd3 Bg7 16. Re1 O-O 17. Bf4 Nc6 18. Kd2 ({White should play} 18. a3 $15) 18... Bb7 19. Be4 {[#]} d6 $1 {[%cal Rd6e5][%mdl 512]} 20. exd6 cxd6 21. Kc1 Ra4 22. Nd2 Re8 {Strongly threatening ...Na5.} 23. Kc2 (23. Re3 $17 {keeps fighting.}) 23... Nd4+ 24. Kd3 Bxe4+ (24... Bc8 $19 25. b3 Ra7) 25. Nxe4 $17 Ne6 $36 {[%mdl 2048] Black is on the roll.} 26. Bxd6 $2 (26. Bg3 $17 {was worth a try.}) 26... Rd8 $19 (26... Bxb2 27. Rab1 $17) 27. Ke3 Bxb2 28. Rab1 Bd4+ 29. Kd3 f5 30. Nc3 Bxc3 ({Not} 30... Rxd6 31. Rxe6 Rxe6 32. Nxa4 $15) 31. Rxe6 Ba5 32. Ke3 Kf7 33. Bc7 Rd7 ({Weaker is} 33... Kxe6 34. Bxd8 Rxa2 35. Bxb6 $17) 34. Rc6 Rxc4 35. Rb3 Bc3 {( -> ...Re4+)} 36. Bd6 {intending Kd3.} Bd4+ 37. Kd3 Ra4 38. Rbxb6 Rxa2 ({Much less strong is} 38... Bxf2 39. Ra6 $19) 39. g3 Bxf2 40. Kc4 Ra4+ 41. Kb3 Ra1 {aiming for ...c4+!} 42. Be5 {[#]} (42. Ra6 $142 Rb1+ 43. Ka2) 42... c4+ $1 43. Kc2 {Threatens to win with Rf6+.} (43. Kxc4 Rc1+) 43... Bxb6 44. Bxa1 Bd4 45. Bxd4 Rxd4 {[%mdl 4096] Endgame KR-KR} 46. Rc7+ {[#]} Kg8 $1 47. Kc3 Re4 48. Rxc4 $2 (48. Rb7) 48... Re2 (48... Rxc4+ $142 49. Kxc4 Kg7) 49. Rh4 Kg7 50. Kd3 Ra2 51. Ke3 g5 52. Rb4 Rxh2 53. Kf3 Ra2 (53... g4+ $142 54. Kf4 Rf2+ 55. Ke5 Kg6) 54. Rb7+ Kg6 55. Rb6+ Kh5 56. Rb5 Ra3+ 57. Kg2 Re3 58. Kf2 Rc3 59. Kg2 h6 60. Ra5 Rc6 61. Kf3 Rc3+ 62. Kg2 $1 Rc4 63. Kh3 f4 64. g4+ (64. gxf4 $142 Rxf4 65. Kg3) 64... Kg6 65. Ra6+ Kg7 66. Ra7+ Kf6 67. Ra6+ Ke5 68. Rxh6 Rc3+ {Black mates.} 69. Kh2 Rg3 70. Ra6 Rxg4 71. Ra5+ Ke4 72. Ra4+ Kf5 {Precision: White = 44%, Black = 75%.} 0-1

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.12"]
[Round "2"]
[White "Escobar Forero, Alder"]
[Black "Bartholomew, John"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2482"]
[BlackElo "2459"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,100,-39,-37,-41,-39,-40,5,0,14,6,6,10,10,13,10,4,10,13,15,9,4,-23,0,-12,-7,-13,-20,-32,-27,-38,-38,-31,-12,-17,0,0,0,0,16,10,29,0,19,0,0,0,0,0,0,-10,-17,-41,-41,-68,-66,-64,0,-64,-60,-116,-64,-64,-50,-142,-141,-143,-153,-120,-134,-162,-71,-69,-69,-71,-70,-111,-93,-93,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. h3 e5 7. Nde2 Be6 {B56: Classical Sicilian: Unusual Lines} 8. Bg5 (8. f4 Rc8 9. f5 Bc4 10. Ng3 d5 11. exd5 Bxd5 12. Nxd5 Nxd5 13. c3 Bc5 14. Bc4 Nf4 15. Qxd8+ Rxd8 {1-0 (39) Movsesian,S (2716)-Navara,D (2687) Pardubice 2009}) 8... Be7 {LiveBook: 4 Games} 9. Bxf6 Bxf6 {Black is slightly better.} 10. Nd5 Bxd5 (10... O-O {keeps more tension.} 11. g3 Rc8 12. Bg2 Bxd5 13. exd5 Nb8) 11. Qxd5 O-O 12. c3 $146 ({Predecessor:} 12. Nc3 Nd4 13. Bd3 Qb6 14. Nb5 Nxb5 15. Qxb5 Qxb5 16. Bxb5 {1-0 (60) Pancevski,F (2473)-Nikolova,A (2345) Sarajevo 2012}) 12... Ne7 13. Qb3 Qc7 14. g3 {[#]} b5 $1 {[%mdl 512]} 15. Bg2 (15. Qxb5 Rfb8) 15... a5 16. O-O Rfb8 17. Rfd1 b4 18. c4 Ra6 19. h4 Rc6 20. Rac1 Nc8 21. Qd3 Nb6 22. b3 Nd7 23. Qf3 Ra6 24. a4 bxa3 25. Nc3 $1 Qc5 26. Bh3 Nf8 27. Rd5 Qc6 {[#] And now ...Rab6 would win.} 28. Rb5 Raa8 29. Qd3 Ne6 $36 {[%mdl 2048] Black is more active.} 30. Bxe6 $1 fxe6 31. Ra1 $1 Bd8 32. Rxa3 Bb6 33. Ra2 Rf8 34. Kg2 Ra7 $1 35. Nd1 Raf7 (35... h6 $15) 36. Re2 ({White should play} 36. b4 $1 $11) 36... h6 $15 37. Qc3 ({Better is} 37. Ra2 $15) 37... Rc7 (37... Bd4 $17 38. Qd3 Qe8) 38. Qd2 Ra7 39. Qa2 (39. Qd3 $15) 39... Raf7 $17 40. Qd2 Rf3 41. Qc2 Kh7 42. Qd2 a4 (42... Bd4 $19 {is more deadly. Strongly threatening ...Qe8.} 43. Qc2 Qc7) 43. bxa4 Bd4 44. Qc2 Ra3 45. Nb2 Qa8 46. Rb3 Ra2 (46... Ra1 $17 47. Rd2 Qe8) 47. Qb1 $11 {The position is equal.} Rxb2 $1 48. Rexb2 Bxb2 49. Rxb2 Qxa4 50. Qd3 Qc6 {Precision: White = 43%, Black = 68%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.12"]
[Round "2"]
[White "Kaliksteyn, Alexander"]
[Black "Brodsky, David"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2425"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,111,-14,-29,-31,-29,-7,-38,-37,-71,-8,-63,-28,-47,-27,-25,-29,-20,-21,-17,-27,-33,-38,-87,-98,-94,-81,-93,-91,-110,-107,-185,-205,-237,-222,-281,-110,-200,-197,-213,-147,-139,-163,-169,-133,-234,-238,-488,-518,-517,-500,-510,-453,-462,-394,-393,-200,-450,-178,-211,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,8,8,8]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. a3 Be6 9. d3 O-O 10. b4 a5 11. b5 Nd4 12. Nd2 c6 13. bxc6 Nxc6 {A29: English Opening: Four Knights Variation with 4 g3} 14. Rb1 a4 15. e3 {LiveBook: 3 Games} (15. Nc4 Nxc4 16. dxc4 Bxc4 17. Rxb7 Nd4 18. Re1 Bb3 19. Qd3 Rb8 20. Bb2 Rxb7 21. Bxb7 {0-1 (56) Belous,V (2557)-Rublevsky,S (2692) Khanty-Mansiysk 2015}) 15... Na5 {Black has an edge.} 16. Nf3 Nb3 $146 ({Predecessor:} 16... Bb3 17. Qe2 {½-½ (17) Castro Salguero,R (2419)-Zapf,H (2440) ICCF email 2011}) 17. Bb2 f6 18. Qe2 Nd5 (18... Qd7 $17) 19. Nxd5 ({Better is} 19. Ne4 $11) 19... Bxd5 $15 20. Rfd1 Qc7 21. e4 Bf7 22. d4 exd4 23. Nxd4 Nxd4 24. Rxd4 Bc5 25. Rdd1 Bb3 26. Re1 Qe7 27. Ra1 Rad8 {[%cal Ba8d8,Bd8d7,Bd7c7,Bc7c2][%mdl 32]} 28. Kh1 Rd7 29. f4 (29. Bh3 $17 {was called for.}) 29... Rfd8 $19 30. Bc3 Bxa3 31. e5 f5 $2 (31... Qc5 $19 {is more deadly.} 32. e6 Re7) 32. g4 (32. Ba5 $17) 32... Rc8 33. e6 Rdc7 34. Be5 Rc2 $36 {[%mdl 2048] White is under strong pressure.} 35. Qf3 Bb4 36. Rg1 (36. Red1 $17 {might work better.} fxg4 37. Qxb7 Bxe6 38. Rxa4) 36... Bc3 ({Not} 36... Bxe6 37. gxf5 Bxf5 38. Qxb7 $11) 37. gxf5 $2 (37. Bxc3 R2xc3 38. Qxb7 Qxb7 39. Bxb7) 37... Bxa1 38. Bxa1 {[#]} Rc1 $1 {[%cal Rc1g1]} 39. Bd4 Rxg1+ 40. Bxg1 b5 41. h3 Rd8 (41... Bc4 $142 42. Bd4 a3) 42. Bb6 $2 (42. Qc6) 42... Rd1+ $2 (42... Rd5 43. Qe4 a3) 43. Kh2 h6 $2 ({Black should play} 43... Rd5 $19 44. Qe4 b4) 44. Qe3 $1 $11 {The position is equal.} Bc4 45. Bc5 Qe8 $1 {With the idea ...Rd3.} 46. e7 {Strongly threatening Bc6!} Bf7 47. f6 gxf6 48. Qg3+ Kh8 {...Qd7 is the strong threat.} (48... Kh7 $5 49. Be4+ $8 Kh8 $11) 49. Qh4 Rd2 {Threatens to win with ...Kh7.} 50. Qxh6+ Kg8 51. Kg3 {[#] Be4 would kill now.} Rxg2+ $1 {[%mdl 512]} 52. Kxg2 {aiming for Kg3.} Qc6+ 53. Kg3 {Threatening mate with Qf8+.} Qd5 54. Bd4 Qe6 55. Qxf6 Qxf6 56. Bxf6 {Precision: White = 41%, Black = 53%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "2"]
[White "Wang, Kevin"]
[Black "Praggnanandhaa R"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2380"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,85,11,16,21,13,0,27,9,39,0,35,41,109,94,82,60,84,81,81,87,77,90,89,71,72,41,31,33,79,82,75,61,218,206,339,332,307,293,358,360,360,360,379,379,373,372,372,367,600,597,595,588,566,572,639,647,735,732,730,720,5457,5430,5365,3607]} 1. e4 c5 {[%cal Bc7c5,Bc5c4][%mdl 32]} 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d5 8. exd6 e5 {B22: Sicilian: 2 c3} 9. O-O Bxd6 10. d4 cxd3 11. Qxd3 Be6 12. Rd1 Be7 {LiveBook: 6 Games} 13. Qe2 Qc7 14. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} O-O 15. a5 $146 ({Predecessor:} 15. Ng5 Bxg5 16. Bxg5 {1-0 (63) Gara,A (2354)-Muzychuk,A (2587) Riga 2017}) 15... Nd5 16. a6 b6 17. Na3 Rad8 ({Black should try} 17... Bxa3 $1 $14 18. Rxa3 h6) 18. Nb5 $16 Qb8 19. Ng5 Bxg5 $1 20. Bxg5 Rd7 21. c4 Ndb4 22. Rxd7 $40 {[%mdl 128] White has strong attack.} Bxd7 23. Be4 Be6 24. Rd1 ({Much weaker is} 24. Qh5 f5 $11) 24... Qc8 25. b3 Bg4 26. f3 Be6 27. Rd6 {Strongly threatening Bd2.} Na5 $2 (27... Bf5 $14) 28. Qe3 Nac6 {[#]} (28... Nxa6 $142 29. Nxa7 Qb8 30. Qxb6 Nxb3 31. Qxa6 Nc5) 29. Nxa7 $1 $18 {[%mdl 512]} Nxa7 30. Qxb6 Qb8 31. Qxb8 Rxb8 32. Be3 Nac6 33. Bxc6 ({Don't do} 33. Rxc6 Nxc6 34. Bxc6 Rxb3 $18) 33... Nxa6 34. Ba7 Rf8 35. Bb7 Nc7 $2 (35... Nb4 36. Bc5 Nc2) 36. Rc6 {White is clearly winning.} Na8 37. b4 {[%cal Bb3b4,Bb4b5,Bb5b6,Bb6b7][%mdl 32]} Bd7 38. Rc5 Be6 39. b5 h5 40. Bxa8 Rxa8 41. b6 Bc8 {[#]} 42. Rxc8+ $1 {[%mdl 512]} Rxc8 43. b7 {Precision: White = 85%, Black = 36%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "3"]
[White "Praggnanandhaa R"]
[Black "Kaliksteyn, Alexander"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2515"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,106,0,0,-23,52,52,51,45,57,57,59,56,58,36,34,28,43,35,86,88,140,116,110,53,120,89,211,154,149,125,235,233,243,238,236,237,232,221,203,216,350,140,198,201,197,139,150,135,161,170,198,150,160,151,185,127,130,100,156,141,209,36,147,70,77,78,74,0,0,0,0,0,0,-45,-54,-38,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 Nf6 7. Nf3 g6 8. O-O {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} (8. Na3 a6 9. Qe2 Bf5 10. Bxf5 gxf5 11. Nc2 e6 12. Ne3 Ne4 13. Nd2 h5 14. O-O Bd6 15. Nxd5 exd5 {1-0 (35) Fedoseev,V (2731)-Bacallao Alonso,Y (2573) Tbilisi 2017}) 8... Bf5 9. Bxf5 gxf5 {LiveBook: 18 Games} 10. Ne1 Bg7 (10... e6 $11) 11. Nd3 $14 O-O $146 ({Predecessor:} 11... e6 12. Bf4 Qe7 13. a4 O-O 14. a5 Rfc8 15. Re1 Qd8 {1-0 (66) Hammer,J (2628)-Dishman,S (2313) Helsingor 2017}) 12. Bf4 Qd7 13. Nd2 e6 14. Re1 Kh8 15. Nf3 Ne4 16. Nfe5 Nxe5 17. Nxe5 Qe7 (17... Bxe5 $14 18. Bxe5+ f6) 18. Qh5 $16 Nd6 (18... Rae8 $142) 19. Nd3 Bf6 20. Re3 (20. g4 $16) 20... Rad8 (20... Nc4 $14) 21. Rae1 Rc8 (21... Rg8 $16) 22. Kh1 Nc4 23. R3e2 Rce8 (23... Rfd8 $16) 24. g4 $18 fxg4 25. hxg4 Rg8 26. f3 Bg5 27. Rh2 {[%csl Gh2][%cal Rh5h7]} Rg7 28. Bg3 $1 Qf8 (28... Qd8 $142 29. b3 Nd6) 29. Ne5 (29. b3 $18) 29... Bd8 (29... Qg8 $16 {might work better.} 30. Nxc4 dxc4) 30. Nxc4 dxc4 31. Kg2 ({Don't take} 31. Be5 $6 f6 $16) ({Better is} 31. Qb5 $18) 31... f6 $16 32. Reh1 {[%cal Rh5h7] Black must now prevent Qxh7+!} Qg8 33. Qb5 Bc7 34. Bxc7 ({Much less strong is} 34. Qxc4 $6 Bxg3 35. Kxg3 f5 $16) 34... Rxc7 35. Rh6 Rf8 36. Kf2 (36. Qb4 $18) 36... Rff7 37. Re1 a6 (37... Qf8 $142 38. Reh1 a6) 38. Qh5 Rce7 {[#]} (38... Rc6 $16 39. d5 exd5) 39. Re2 $2 ({White should play} 39. d5 $1 $18) 39... Qb8 (39... e5 $1 $14) 40. Qh2 (40. Re4 $16) 40... e5 $14 41. dxe5 fxe5 {[#]} 42. Kg2 ({White should try} 42. g5 $1 $16) 42... Qd8 {aiming for ...Rxf3!} 43. Qg3 Qd3 $36 {[%mdl 2048] Black is more active.} 44. Rf2 e4 45. fxe4 Qxe4+ 46. Kh2 Qe1 47. Rg2 $1 {The position is equal.} Qc1 48. Qd6 Re1 {( -> ...Rh1+)} 49. Re6 Rxe6 50. Qxe6 Qf4+ 51. Kh3 Qf3+ 52. Kh2 Qf4+ 53. Kh3 Qf3+ {Precision: White = 49%, Black = 39%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.12"]
[Round "3"]
[White "Panchanathan, Magesh Chandran"]
[Black "Wang, Kevin"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2486"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,93,13,21,4,6,0,0,0,13,10,13,0,3,0,0,0,0,0,0,-11,0,-24,-27,-72,-44,-75,-75,-160,-145,-376,-364,-410,-121,-107,-82,-276,0,0,-18,0,0,0,14,8,9,-74,-50,-92,-97,-179,-192,-188,-207,-253,-204,-328,-325,-456,-471,-464,-166,-150,-54,-56,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. Nc3 a6 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4} Be6 7. e3 Nbd7 8. Bd3 h6 9. Bh4 Bd6 10. O-O O-O {LiveBook: 6 Games} 11. a3 $146 ({Find the theoretical novelty and annotate with similar games:} 11. Rc1 Re8 12. a3 c6 13. Bg3 Bxg3 14. hxg3 {0-1 (65) Ding,L (2774)-Carlsen,M (2837) Saint Louis 2017}) 11... c6 12. Bg3 Bxg3 13. hxg3 Bg4 14. Qc2 Re8 15. Rfc1 Qe7 16. Na4 Ne4 17. Bxe4 dxe4 18. Nd2 Bf5 19. Qb3 Rab8 20. Nc5 Nf6 21. a4 a5 $1 {aiming for ...b6.} 22. Nc4 Ng4 23. Qb6 (23. Qc3 $142) 23... Qg5 $1 $17 24. Qc7 $2 (24. Kf1 $17) 24... Qh5 $19 25. Qf4 Be6 $2 (25... b6 $19 {and Black stays clearly on top.} 26. Na6 Rbd8) 26. Nxe6 $17 {And now Nc5 would win.} fxe6 27. Qxe4 $2 (27. Ne5 $17 Qh2+ 28. Kf1 Nxe5 29. dxe5) 27... Rf8 $2 (27... e5 $1 $19 {[%cal Re5d4]} 28. Nxe5 Rxe5 29. dxe5 Rf8) 28. f4 $1 $11 Qh2+ $40 {[%mdl 128] Black is up to no good.} 29. Kf1 Qxg3 {[%csl Gg4][%cal Rg3f2]} 30. Ke2 $1 ({Not} 30. Qxe6+ $2 Kh8 $19) 30... b5 31. axb5 cxb5 32. Nd2 {[#]} (32. Qf3 $11 Qxf3+ 33. Kxf3 Nh2+ 34. Kg3 bxc4 35. Kxh2) 32... e5 $1 $17 {[%cal Re5d4][%mdl 512]} 33. Qf3 ({But not} 33. fxe5 $2 Rf2+ 34. Kd3 Rxg2 $19) (33. dxe5 Qf2+) 33... exf4 34. e4 (34. Qxg3 $17 fxg3 35. Rf1) 34... Qh4 $19 35. Rxa5 Nh2 36. Qf2 {[#]} Qh5+ $1 37. Nf3 (37. Ke1 $142) 37... Ng4 38. Qh4 (38. Qg1 {is a better defense.} Qg6 39. Nd2) 38... Qg6 39. Nd2 Rbd8 $2 (39... Rbe8 40. Kf3 Ne3) 40. Ra7 {[#] Rcc7 is the strong threat.} Rxd4 ({Better is} 40... Rfe8 $1 $17 {[%cal Re8e4] White must now prevent ...Rxe4+.} 41. Re7 Rxe7 42. Qxe7 Re8) 41. Rcc7 $1 $15 {[%cal Rc7g7]} Rxe4+ (41... Nf6 $1 $15 42. Rxg7+ Qxg7 43. Rxg7+ Kxg7 44. Qxf4 Rfd8 45. Qg3+ Kh7) 42. Nxe4 $11 {The position is equal.} Qxe4+ 43. Kd2 Qd4+ 44. Kc1 Qg1+ 45. Kd2 Qd4+ 46. Kc1 Qg1+ 47. Kd2 {Precision: White = 36%, Black = 56%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.12"]
[Round "3"]
[White "Bartholomew, John"]
[Black "Arribas Lopez, Angel"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2459"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "22"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,22,25,25,27]} 1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Ke8 7. Nf3 Bd6 8. Bg5 Nbd7 9. O-O-O {B07: Pirc-Ufimzew-Verteidigung} h6 10. Bh4 a6 11. a4 {LiveBook: 57 Partien} Nh5 $146 ({Vorgänger:} 11... Kf8 12. Nd2 Be7 13. f3 Ne8 14. Bxe7+ Kxe7 15. Nd5+ Kf8 16. a5 Ndf6 {½-½ (92) Gagunashvili,M (2569)-Jobava,B (2672) Tbilisi 2016}) 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "3"]
[White "Shmeliov, Denis"]
[Black "Escobar Forero, Alder"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2420"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,115,70,61,60,54,68,60,70,68,68,71,81,65,71,57,54,40,50,34,57,36,41,54,51,51,56,31,47,59,61,48,62,41,35,31,32,16,14,-8,22,0,33,27,31,31,38,37,44,31,37,45,45,45,33,35,50,48,68,24,46,46,46,42,38,40,63,76,118,58,207,203,232,220,387,389,374,345,346,343,335,342,333,329,345,328,324,317,337,287,309,307,626,605,656,647,777,670,1541,873,1410,694,1022,600]} 1. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]} c5 2. d5 d6 3. e4 g6 4. Nf3 Bg7 5. Be2 Nf6 6. Nc3 O-O 7. O-O Nbd7 8. h3 {LiveBook: 9 Partien} Rb8 {A43: Alt-Benoni} (8... Ne8 9. Bf4 Ne5 10. a4 h6 11. Nxe5 dxe5 12. Be3 b6 13. Qd2 Kh7 14. a5 Bd7 15. Ra2 f5 16. exf5 gxf5 {0-1 (30) Laursen,N (2316)-Andersen,J (2343) Denmark 2016}) 9. a4 Ne8 10. Bf4 a6 {Weiß steht etwas besser.} 11. a5 b5 $146 ({Vorgänger:} 11... Nc7 12. Nd2 Nb5 13. Nxb5 axb5 14. Bxb5 Bxb2 15. Ra2 Bg7 16. Nc4 {½-½ (42) Mucha,R (2088)-Krupa,K (2116) Polanica Zdroj 2007}) 12. axb6 $1 Rxb6 13. Ra2 Nc7 14. Nd2 Rb4 15. Nc4 Nb6 16. Nxb6 Rxb6 17. Bd2 Bd7 18. b3 Qc8 19. Na4 Rb7 20. Nb2 Nb5 21. Nc4 Rb8 22. Qe1 Re8 23. Ne3 e6 24. Bxb5 axb5 25. Bc3 e5 26. Qd2 Bh6 27. b4 c4 (27... Bxh3 $5 28. Qe2 (28. gxh3 Qxh3 29. Rfa1 Bf4 $11) 28... Bd7 $15) 28. Rfa1 Qd8 29. Ra7 Re7 30. Qe2 Bc8 31. R7a5 (31. Bd2 {is interesting.} Rxa7 32. Rxa7 Qb6 33. Ra5 Bg7 34. Ng4) 31... Qf8 32. Ra8 Reb7 33. Rxb8 Rxb8 34. Ra7 Bg5 35. Bd2 Bf6 36. Nd1 Bd8 37. Be3 $36 {[%mdl 2048] Weiss drückt.} Qe8 38. Nc3 Bd7 39. Qe1 Be7 40. Qa1 f5 41. f3 ({Günstiger ist} 41. Qa5 $16) 41... h5 {[#]} (41... Bc8 $14) 42. Qa5 $1 $18 Bd8 43. Qa6 Qe7 $2 (43... Be7 {war einen Versuch wert.} 44. h4 Qd8) 44. Bf2 ({Schwächer ist} 44. Bc5 dxc5 45. Qxg6+ Kf8 $14) 44... f4 45. h4 (45. Bc5 dxc5 46. Qxg6+ Kf8 $14) 45... Kf8 46. Kf1 {[%cal Bg1f1,Bf1e2,Be2d2,Bd2c1,Bc1b2,Bb2b3][%mdl 32]} Kf7 47. Ke2 Kf8 48. Kd2 Kf7 49. Kc1 Kf8 {Schwarz hofft, mit ...Kg7 fortzusetzen.} 50. Kb2 Kf7 51. Ne2 {[%cal Bc3e2,Be2g1,Bg1h3,Bh3g5][%mdl 32]} Ke8 52. Ng1 ({Nicht} 52. Bc5 dxc5 53. Qxg6+ Kf8 $14) 52... Rc8 $2 (52... Kf8 53. Nh3 Rc8) 53. Nh3 {Weiß steht klar auf Gewinn.} c3+ 54. Kb3 Bc7 55. Ng5 Qg7 56. Qb7 Bd8 {[#]} 57. Bb6 (57. Qxc8 $142 $1 {[%mdl 512]} Bxc8 58. Rxg7) 57... Qe7 58. Ra8 {Precision: Weiß = 66%, Schwarz = 40%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "3"]
[White "Brodsky, David"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2405"]
[BlackElo "2387"]
[Annotator "ChessBase"]
[PlyCount "140"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 Be7 6. d4 O-O 7. Bd3 Nf6 8. O-O Bg4 9. Be3 c6 10. Nbd2 d5 11. c5 Nbd7 12. Qc2 Bh5 13. Ne5 Bg6 14. Nxg6 hxg6 15. Nf3 Qc7 16. g3 Rfe8 17. Rfe1 Nf8 18. Re2 Qc8 19. Rae1 Bd8 20. b4 a6 21. Bc1 Rxe2 22. Qxe2 Bc7 23. Kg2 Qd7 24. Ne5 Bxe5 25. dxe5 Ne8 26. h4 a5 27. b5 Nc7 28. a4 Nce6 29. Ba3 Qe7 30. bxc6 bxc6 31. Qg4 Rb8 32. Bc2 d4 33. Qe4 Nxc5 34. Qxd4 Nfe6 35. Qc3 Qa7 36. Rd1 Nd7 37. Rd6 c5 38. Bxg6 Qb7+ 39. f3 Nb6 40. Bc2 Nd5 41. Qd2 Nb4 42. Be4 Qc7 43. h5 c4 44. Bb2 Nd3 45. Bxd3 cxd3 46. Rxd3 Qc4 47. Rd6 Qxa4 48. Bc3 Rc8 49. Qb2 Qc4 50. Bxa5 Ra8 51. Qd2 Qb5 52. Rd5 Qb1 53. Rd6 Qf5 54. h6 gxh6 55. Bc3 Ng5 56. Rd8+ Rxd8 57. Qxd8+ Kh7 58. Qd5 Qh3+ 59. Kf2 Qh2+ 60. Ke3 Qg1+ 61. Kf4 Ne6+ 62. Kg4 Qh2 63. Qd3+ Kg8 64. f4 Qg2 65. Kf5 Ng7+ 66. Kg4 h5+ 67. Kg5 Qh3 68. Qd8+ Kh7 69. Qd3+ Kg8 70. Qd8+ Kh7 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.13"]
[Round "4"]
[White "Arribas Lopez, Angel"]
[Black "Shmeliov, Denis"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2483"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,72,29,15,30,12,17,18,18,19,35,16,32,16,21,11,17,26,27,33,40,18,26,31,27,16,18,0,1,0,0,0,0,-10,-10,-56,-63,-105,-106,-105,-106,-114,-115,-107,-100,-127,-135,-150,-111,-110,-89,-146,-137,-135,-152,-139,-154,-151,-133,-135,-141]} 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. h3 Bxf3 6. Qxf3 dxe4 7. Qxe4 {B11: Caro-Kann: Two Knights Variation} (7. Nxe4 Qxd4 8. c3 Qd5 9. Bd3 Nd7 10. Qe2 Nc5 11. Bc2 Nxe4 12. Bxe4 Qd7 13. O-O Nf6 14. Bf3 Bd6 15. Rd1 {½-½ (30) Nepomniachtchi,I (2767)-Anand,V (2779) Doha 2016}) 7... Nf6 8. Qe3 {LiveBook: 3 Games} (8. Qh4 {NOTEXT} Bd6 9. Bd3 Nbd7 10. O-O h6 11. Ne4) 8... g6 $146 ({Find the theoretical novelty and annotate with similar games:} 8... Bb4 9. Bd2 Nd5 10. Nxd5 Bxd2+ 11. Qxd2 Qxd5 12. c4 Qd6 13. O-O-O Nd7 14. g3 O-O {½-½ (37) Filipovic,B (2421)-Bakre,T (2522) Biel 2011}) 9. Ne4 {White has an edge.} Nxe4 10. Qxe4 Bg7 11. c3 Qd5 12. Qc2 Nd7 13. Bd3 O-O 14. Be4 Qd6 15. O-O Rfe8 16. Rd1 Rad8 17. Bg5 Bf6 18. Be3 Nb6 {[%cal Bd7b6,Bb6c8,Bc8d6][%mdl 32]} 19. Qb3 Qc7 20. c4 Nc8 21. Bf3 Nd6 22. g4 b5 23. cxb5 (23. c5 {NOTEXT} Nc4 24. a4 a5 25. axb5 cxb5 26. Bg2) 23... Nxb5 24. Qc4 (24. Qa4 $5 {[%cal Ra1c1]} Qd6 25. Rac1 Nxd4 26. Bxc6 $11) 24... Nxd4 25. Bxd4 Qf4 $1 {[%csl LRd4,LRf3][%cal Rf6d4]} 26. Bxc6 Bxd4 27. Qe2 Rf8 28. Bg2 e5 29. Rac1 f5 30. gxf5 Rxf5 {[%cal Rd4f2]} 31. Rf1 Rdf8 32. Rc2 (32. Kh1 $142) 32... Qh4 $17 {White must now prevent ...Rxf2.Black is clearly better.} ({Don't play} 32... Qg3 33. Qc4+ R8f7 34. Qxd4 $11) 33. Qe4 Rf4 34. Qd5+ Kh8 {[%cal Rf4f2]} 35. Kh2 Rxf2 36. Rfxf2 Rxf2 {Precision: White = 49%, Black = 74%.} 0-1

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "4"]
[White "Escobar Forero, Alder"]
[Black "Brodsky, David"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2482"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,153,6,-1,0,0,41,35,56,17,23,33,16,7,8,14,38,31,28,31,29,26,69,68,60,40,45,25,35,35,51,50,49,58,56,54,54,50,66,44,52,54,54,59,54,34,40,27,33,28,36,42,60,58,94,85,146,151,206,206,206,206,259,271,260,272,279,244,233,240,209,201,188,177,332,340,344,328,376,376,376,373,381,369,375,370,373,370,375,360,375,375,375,359,625,577,781,686,854,839,1177,1272,789,1410,1143,999,654,479,3902,2068,2570,2117,3227,4779,2907,2190,6104,4782,4746,974,29980,29981,29981,29982,29982,29982,29982,29981,29981,29981,29982,29981,29984,29984,29984,29985,29985,29986,29986,29987,29986,29987]} 1. e4 c6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. g3 e5 6. Bg2 Ne7 7. O-O O-O 8. b4 {LiveBook: 60 Games} dxe4 {B10: Caro-Kann: 2 d3 and 2 c4} (8... a5 9. bxa5 Qxa5 10. Bb2 d4 11. Nb3 Qc7 12. c3 dxc3 13. Bxc3 c5 14. Nfd2 b5 15. Qc2 Na6 16. Rfc1 Be6 17. Nf1 Nc6 18. Ne3 {0-1 (43) Radjabov,T (2751)-Cheparinov,I (2696) Baku 2008}) 9. dxe4 ({Much worse is} 9. Nxe4 f5 $17) 9... Bg4 $146 ({Predecessor:} 9... Na6 10. a3 Nc7 11. Bb2 f6 12. Qe2 Be6 13. Rad1 Qe8 14. Nc4 Nc8 15. Nfd2 Nb5 16. f4 Ncd6 17. fxe5 fxe5 18. Rxf8+ Qxf8 19. Rf1 Qd8 20. Kh1 Nxc4 21. Nxc4 Nd4 22. Qd3 {½-½ (22) Tischbierek,R (2315)-Babrikowski,P (2320) Suhl 1979}) 10. Nc4 Qc7 {White is slightly better.} 11. Bb2 {[%cal Rb2e5]} Rd8 12. Qe2 Nd7 13. h3 Bxf3 14. Bxf3 Nb6 15. Rad1 Rxd1 16. Rxd1 Nxc4 17. Qxc4 Rd8 18. Rxd8+ Qxd8 19. h4 Nc8 20. a4 Qd2 21. Kf1 Nb6 22. Qb3 Nd7 23. Bc3 Qd6 $1 24. Be2 Nf6 25. Qc4 Nd7 26. h5 Nf8 27. Bg4 Qe7 28. Bd2 Nd7 29. h6 Bf8 30. c3 Nf6 31. Bh3 Ne8 32. Be3 a6 33. Qd3 g5 34. Bc8 Qd6 (34... Qc7 $142 35. Bf5 Bxh6) 35. Ke2 $16 Qxd3+ (35... Qe7 $16 36. Qd2 Qc7) 36. Kxd3 {[%mdl 4096] Endgame KBB-KBN} Nd6 37. Bd7 Bxh6 38. c4 $1 {[%cal Bc3c4,Bc4c5][%mdl 32]} Kf8 39. c5 Ke7 40. Bg4 Ne8 41. Bc8 Nc7 42. Bxb7 Kd7 43. Ke2 f6 $2 {[#]} (43... Bf8 44. Bxg5 a5) 44. Kf3 $1 $18 Bf8 {[#]} 45. Kg4 $1 Be7 46. a5 Bf8 47. Kh5 Bg7 48. Bd2 Bf8 49. f4 gxf4 50. gxf4 exf4 51. Bxf4 Ne6 52. Be3 Nc7 53. Bd4 Be7 $2 (53... Bg7 54. Bb2 Ne6 55. Bxa6 Nf4+ 56. Kh4 Ng6+ 57. Kg3 Ne5) 54. Kh6 Ne6 55. Be3 Ng5 56. Bxa6 Nxe4 57. Kxh7 Bd8 58. Kg6 Bc7 59. Bd3 {Hoping for a6.} Nc3 60. Bf5+ Kd8 (60... Ke7 $142 61. a6 Bb8) 61. a6 {a7 would kill now.} Bb8 62. Bd2 Nd5 63. Be6 Nc7 64. Bc4 Ne8 65. Kf7 Nc7 66. Kxf6 (66. Bc3 $142 Kd7 67. Bxf6) 66... Ba7 67. Kf7 {White mates.} Kd7 68. Be3 Kd8 69. Bd4 Kd7 70. Bf2 Kd8 71. Bh4+ Kd7 72. Be7 Bb8 73. Be2 Nb5 74. Bxb5 cxb5 {[#]} 75. Bd6 $1 Ba7 (75... Bxd6 76. cxd6) 76. Kf6 Kc6 77. Ke5 {Precision: White = 80%, Black = 39%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "4"]
[White "Kaliksteyn, Alexander"]
[Black "Korley, Kassa"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2425"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,48,23,29,0,0,0,4,-21,-13,-25,-6,-25,-18,-18,-8,-181,-169,-173,-162,-177,-177,-184,-204,-185,-150,-198,-192,-186,-169,-263,-185,-249,-211]} 1. c4 e6 2. Nc3 d5 3. d4 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4} Be6 7. e3 Nbd7 8. Bd3 Bd6 9. O-O (9. Bf4 Qe7 10. O-O O-O 11. h3 Rfe8 12. Qc2 {½-½ (12) Aronian,L (2805)-Carlsen,M (2837) Riadh 2017}) 9... O-O {LiveBook: 18 Games} 10. e4 dxe4 11. Bxe4 Qb8 (11... h6 $5 {[%cal Rh6g5]} 12. Bxf6 Nxf6 $11) 12. Qd3 $146 ({Predecessor:} 12. d5 Bg4 13. h3 Bh5 {0-1 (55) Faizrakhmanov,R (2432)-Grachev,B (2650) Moscow 2017}) 12... Nxe4 13. Qxe4 Re8 14. d5 Nc5 15. Qd4 Bf5 {next ...Nd3 is good for Black.} 16. Rfe1 $2 {[#]} (16. Nh4 $11 {and White stays safe.} Qc8 17. Bf4) 16... Nd3 $1 $19 {...Rxe1+ is the strong threat.} 17. Rxe8+ Qxe8 18. Bh4 {[#]} b5 $1 {[%cal Bb7b5,Bb5b4][%mdl 32] aiming for ...Bc5.} ({Don't do} 18... Nxb2 19. Bg3 $17) 19. Bg3 {Strongly threatening Bxd6.} Bc5 20. Qh4 b4 $36 {[%mdl 2048] Black is on the roll.} 21. Nb1 Nxb2 22. Nbd2 Nd3 23. Qc4 (23. Nb3 $142 Bb6 24. Nbd4) 23... Qb5 24. Qh4 (24. Ne1 $142) 24... Bb6 {Precision: White = 27%, Black = 50%.} 0-1

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.11"]
[Round "4"]
[White "Wang, Kevin"]
[Black "Bartholomew, John"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2380"]
[BlackElo "2459"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,46,3,13,-6,60,61,58,58,58,60,55,67,58,58,88,75,106,79,76,45,52,39,63,71,67,66,64,47,45,0,0,0,0,0,5]} 1. d4 d5 2. c4 c6 {[%cal Bc7c6,Bc6d5][%mdl 32]} 3. cxd5 cxd5 4. Bg5 Nc6 5. Nc3 f6 6. Bd2 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} e5 7. e4 Nxd4 {LiveBook: 3 Games} 8. Nxd5 Be6 $146 (8... Ne7 $11 9. Ne2 Nxe2 10. Qxe2 Nxd5 11. Qb5+ Qd7 12. exd5 a6 13. Qxd7+ Bxd7) ({Predecessor:} 8... Ne7 9. Bc4 Nxd5 10. Bxd5 Be6 11. Bxe6 Nxe6 {½-½ (49) Moiseenko,A (2667)-Ivanchuk,V (2726) Riadh 2017}) 9. Nf3 $14 Nxf3+ 10. Qxf3 Bxd5 11. exd5 Bd6 12. Bb5+ {[%cal Bf1b5,Bb5a4,Ba4b3,Bb3c4,Bc4d3][%mdl 32]} Kf8 13. O-O a6 14. Ba4 Ne7 15. Qh3 b5 16. Bb3 Qc8 $1 17. Qd3 Qf5 18. Qe2 $36 {[%mdl 2048] White has strong initiative.} Kf7 19. a4 bxa4 20. Rxa4 Rhb8 21. Bc4 ({Of course not} 21. Rxa6 Rxa6 22. Qxa6 Rxb3 $15) 21... Rxb2 {[#] White must now prevent ...Qc2.The position is equal.} 22. Bd3 Qd7 23. Rh4 Rh8 $1 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.13"]
[Round "5"]
[White "Panchanathan, Magesh Chandran"]
[Black "Kaliksteyn, Alexander"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2486"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,139,45,44,70,69,79,88,81,66,75,72,78,60,58,60,59,59,45,44,48,11,12,22,2,8,35,27,44,-33,17,19,25,13,84,83,109,107,103,115,109,112,101,75,141,141,129,126,141,101,122,119,133,127,168,157,172,186,489,492,440,460,416,408,381,377,350,162,170,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,29941,5094,12847,5089,5089,5087,29940,29950,29951,29952,29952,29948,12832,12847,12650,12097,4891,3028,592,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. b3 Nbd7 7. Bb2 e5 8. dxe5 Ng4 9. Qd2 Ngxe5 10. c4 Nxf3+ 11. Bxf3 Bxb2 12. Qxb2 {LiveBook: 6 Partien} Qe7 {A49: Königsindisch (ohne c2-c4)} 13. Nc3 c6 14. Rad1 f5 {Weiß steht besser.} 15. Rd4 Ne5 16. Bg2 Be6 17. Rfd1 Nf7 {[#]} 18. e4 $146 ({Vorgänger:} 18. Qd2 Qf6 19. e4 Rae8 20. h3 {1-0 (41) Ribli,Z (2605)-Graf,J (2425) Germany 1990}) 18... Rae8 19. Qd2 g5 20. f4 gxf4 21. Qxf4 Ng5 22. e5 (22. Rxd6 fxe4 23. Qe3 Bh3 $17) 22... dxe5 23. Qxe5 Qf7 24. Qf4 Qg7 25. Ne2 (25. Qd2 $14) 25... Bxc4 26. Rd7 Bf7 27. Nd4 $36 {[%mdl 2048] Weiss hat Initiative.} Qf6 (27... Rd8 $1 $11 28. Nxf5 Rxd7 29. Rxd7 Qa1+ 30. Kf2 Qb2+ 31. Ke3 Qc3+ 32. Kf2 Qc5+ 33. Kf1 Bg6 34. Bd5+ cxd5 35. Ne7+ Kg7 36. Nf5+ Kg8 37. Ne7+ Kg7 38. Nf5+ Kg8) 28. h4 $1 $16 {[%cal Rh4g5]} (28. Nxf5 Bh5 $14) (28. Rxb7 $6 Bh5 $15) 28... Ne4 29. Nxf5 Bd5 30. Ne7+ Kh8 {Und ...De6 würde nun gewinnen.} 31. Nxd5 cxd5 32. Qxf6+ Nxf6 (32... Rxf6 $142 33. R1xd5 Nxg3) 33. Rxb7 Re3 34. Rxa7 ({Natürlich nicht} 34. Bxd5 $6 Rd8 $11) 34... Rxg3 35. Rf1 $1 d4 36. Rf3 Rg4 37. a4 Rfg8 38. Rxf6 Rxg2+ $18 {[%mdl 4096] Endspiel KTT-KTT} 39. Kf1 d3 $2 (39... Rb2 40. Rff7 Rc8 41. Rxh7+ Kg8) 40. Rff7 $1 {[%csl Ga7][%cal Rf7h7]} Rg1+ 41. Kf2 {[%csl Ga7][%cal Rf7h7]} R8g2+ 42. Ke3 Rg3+ 43. Kf4 Rg4+ 44. Kf5 ({Viel schwächer ist} 44. Ke3 Rxh4 45. Rf8+ (45. Kxd3 Rg3+ 46. Ke2 h5 $18) 45... Rg8 $18) (44. Ke5 $142) 44... Rxh4 45. Rf8+ $2 (45. Rfd7 $1 $18) 45... Rg8 $11 46. Rxg8+ Kxg8 {KT-KT} 47. Rd7 Rh3 $1 48. Kg4 Re3 $1 49. Kf4 Rh3 $1 50. a5 d2 $1 51. Rxd2 Rxb3 52. Ra2 Rb7 $2 {[%mdl 8192]} (52... Kf7 $11) 53. a6 Ra7 54. Ke5 $1 {[%cal Re5d5]} Kf7 {[#]} 55. Kd6 $1 {[%cal Rd6c5]} Kg6 {[#]} 56. Ra5 $1 h5 57. Kc6 h4 58. Kb6 Ra8 59. Kb7 Rf8 60. a7 Rf7+ 61. Kb6 Rf8 62. a8=Q $2 ({Günstiger ist} 62. Rb5 $18 h3 63. Rb3) 62... Rxa8 {Die Stellung ist ausgeglichen.} 63. Rxa8 {KT-KB} Kg5 64. Kc5 h3 65. Kd4 Kf4 66. Rf8+ Kg3 67. Ke3 {Droht Matt per Tg8+.} Kg2 $1 68. Rg8+ Kf1 $1 69. Rh8 Kg2 70. Rg8+ {Precision: Weiß = 71%, Schwarz = 54%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.13"]
[Round "5"]
[White "Bartholomew, John"]
[Black "Praggnanandhaa, R."]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2459"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,119,17,54,15,39,13,51,39,50,49,68,74,64,50,38,46,45,37,108,66,99,106,82,114,100,72,72,83,71,74,104,77,85,79,75,70,83,90,136,135,128,128,130,86,114,129,136,136,137,134,137,137,242,242,330,329,422,0,260,0,496,310,537,199,187,0,535,528,539,572,577,476,577,577,462,570,569,562,512,536,543,568,558,540,510,472,1167,945,944,919,1147,1020,1126,1075,1071,1032,979,888,1025,957,1272,1225,1177,1073,1350,1340,1140,1112]} 1. d4 Nf6 2. c4 e6 3. Nf3 Nc6 4. Nc3 Bb4 5. Bd2 (5. e3 O-O 6. Bd2 d6 7. a3 Bxc3 8. Bxc3 Qe7 9. b4 e5 10. Be2 Bg4 11. O-O e4 12. Nd2 Bxe2 13. Qxe2 Rfe8 {0-1 (59) Riazantsev,A (2671)-Bologan,V (2640) Tallinn 2016}) 5... O-O 6. a3 {E21: Nimzoindisch (4.Sf3)} Bxc3 7. Bxc3 d6 {LiveBook: 5 Partien} 8. g3 {Weiß steht etwas besser.} Qe7 9. Bg2 e5 10. d5 Nb8 11. Nd2 a5 12. b4 Nbd7 $146 ({Vorgänger:} 12... a4 13. O-O Ne8 14. e4 f5 15. Bh3 Bd7 {0-1 (34) Lepeskaite,M (1803)-Real Pereyra,D (2077) Maribor 2012}) 13. O-O $36 {[%mdl 2048] Weiss drückt.} axb4 14. axb4 Rxa1 15. Qxa1 b5 (15... Nb6 $14) 16. e4 ({Viel schwächer wäre} 16. cxb5 $6 Nb6 $11) 16... bxc4 17. Nxc4 Nb6 18. Nxb6 cxb6 19. Bd2 Qb7 20. Qa3 Bd7 21. Ra1 Rc8 22. Qa6 Qxa6 23. Rxa6 Rc2 24. Be3 Rb2 {[#] zielt auf ...Tb1+ ab.} 25. Rxb6 Kf8 {( -> ...Tb1+)} 26. h3 (26. Rxd6 {führt zum Matt.} Rb1+ 27. Bf1 Bh3 28. Bc1 Rxc1 29. Rd8+ Ke7 30. Re8+ Kxe8 31. Kh1 Rxf1#) 26... Rb1+ 27. Kh2 Ke7 28. Bg5 h6 29. Bxf6+ $1 gxf6 $16 {[%mdl 4096] Endspiel KTL-KTL} 30. g4 Bc8 31. Bf3 Rb2 32. Kg3 Rb3 (32... Bd7 $16 {ist eine bessere Verteidigung.} 33. Bg2 Rb1) 33. Kg2 $18 Ra3 34. Be2 Ra2 35. Bf3 $2 {[#]} ({Besser ist} 35. Bb5 $18) 35... Ra8 $2 {[%mdl 8192]} (35... Ra3 $1 $11 {und Schwarz ist OK.}) 36. Be2 $2 (36. b5) 36... Ra2 37. Bf1 Ra1 $2 (37... Rb2 38. b5 Rb4) 38. Rc6 $2 (38. Bb5) 38... Bd7 39. Rb6 $2 (39. Rc3) 39... Bc8 $1 40. Bb5 {Weiß steht klar auf Gewinn.} Rb1 41. Bc6 Kd8 42. Ba4 Ke7 43. Rb8 Kd8 44. Bc6 Kc7 45. Ra8 Rxb4 46. f3 Rb2+ 47. Kg3 Rb3 48. Ra7+ Kb6 49. Rxf7 h5 (49... Ba6 $142 50. Rxf6 Kc5 51. Rxh6 Bd3) 50. Rxf6 hxg4 51. hxg4 {[%cal Bh3g4,Bg4g5,Bg5g6][%mdl 32]} Kc5 52. g5 Rb1 53. g6 Rg1+ 54. Kf2 Rg5 55. Be8 Bh3 56. Ke3 Bf1 57. f4 exf4+ 58. Rxf4 Bh3 59. Rh4 Bc8 60. Rh7 {Precision: Weiß = 64%, Schwarz = 39%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.13"]
[Round "5"]
[White "Shmeliov, Denis"]
[Black "Wang, Kevin"]
[Result "1/2-1/2"]
[ECO "E35"]
[WhiteElo "2420"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,72,-3,8,54,61,60,89,75,75,76,32,48,47,76,50,68,13,15,15,16,14,18,9,22,24,22,13,16,16,22,20,25,6,26,24,47,45,45,45,46,45,73,11,18,18,18,15,11,15,22,11,8,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 c5 7. dxc5 h6 8. Bxf6 {E35: Nimzo-Indian: Classical: 4...d5 5 cxd5 exd5} (8. Bh4 O-O 9. O-O-O Bxc3 10. Qxc3 g5 11. Bg3 Ne4 12. Qa3 Be6 13. e3 Nd7 14. f3 Nxg3 15. hxg3 Qf6 {½-½ (44) Hawkins,J (2579)-Howell,D (2676) London 2017}) 8... Qxf6 9. e3 {LiveBook: 49 Games} Be6 10. Bb5+ {White is slightly better.} Nc6 11. Nge2 O-O 12. O-O Rac8 13. Bxc6 $146 ({Find the theoretical novelty and annotate with similar games:} 13. Na4 Ne5 14. a3 Ba5 15. b4 Bc7 {½-½ (44) Dunkelblum,A-Tan,H Amsterdam 1962}) 13... Rxc6 14. Na4 Bf5 15. Qb3 Bxc5 16. Nxc5 (16. Rad1 $14) 16... Rxc5 $11 17. Rac1 b6 18. Rc3 Rfc8 19. Rfc1 Qd6 20. Qd1 Qe5 21. Qd2 Bg4 22. Nd4 {[%cal Be2d4,Bd4b3,Bb3d2][%mdl 32]} Bd7 23. Qd3 R8c7 24. h3 Qe8 25. Nb3 Bb5 26. Qd2 Rxc3 27. Rxc3 Rxc3 28. Qxc3 Qe4 29. Nd2 ({White should play} 29. Nd4 $16 Qb1+ 30. Kh2) 29... Qd3 {The position is equal.} 30. Qxd3 Bxd3 {[%mdl 4096] Endgame KB-KN} 31. Nf3 f6 32. Nd4 Kf7 33. f3 g5 34. b4 a5 35. a3 axb4 36. axb4 h5 {Precision: White = 66%, Black = 59%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.13"]
[Round "5"]
[White "Brodsky, David"]
[Black "Arribas Lopez, Angel"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2405"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,36,33,42,0,8,0,17,17,19,-41,-39]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. O-O-O d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Kb1 {B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0} Re8 {[#] LiveBook: 5 Games} 15. Bb3 $146 ({Predecessor:} 15. h4 Qc7 16. Nxd5 cxd5 17. Bxd5 Bxd5 18. Rxd5 e4 19. fxe4 Rxe4 20. Qd2 Bxb2 21. Kxb2 Qb7+ {½-½ (54) Navara,D (2735)-Edouard,R (2641) Drancy 2016}) 15... Nxc3+ 16. Qxc3 Qc7 17. Bxe6 Rxe6 18. Qd2 (18. g3 $11) 18... e4 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.13"]
[Round "5"]
[White "Korley, Kassa"]
[Black "Escobar Forero, Alder"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2387"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,130,-16,-3,-5,20,17,20,1,14,0,0,0,0,0,29,0,11,3,11,11,19,9,43,41,82,33,45,20,20,18,49,32,24,17,13,13,26,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11,6,17,0,0,0,13,21,17,8,8,15,19,18,28,20,26,0,0,0,0,0,0,0,0,0,61,61,61,0,0,0,0,-80,-86,-147,-140,-152,-151,-377,-68,-794,-734,-29981,-29982,-29982,-29983,-1093,-1003,-862,-831,-29996,-29997,-29997,-29997,-29998,-29999]} 1. d4 d6 2. e4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Be2 c6 6. O-O Be7 7. Re1 O-O 8. Bf1 a6 9. a3 b5 10. h3 Bb7 11. Bg5 {C41: Philidor Defence} Ne8 $146 ({Find the theoretical novelty and annotate with similar games:} 11... h6 12. Bh4 Re8 13. Bg3 Qc7 14. Qd2 Rad8 15. Rad1 Bf8 16. Qd3 exd4 17. Nxd4 Nc5 18. Qf3 Nfd7 {0-1 (35) Kurilin,A (2299)-Novikov,M (2503) Tula 2010}) 12. Bxe7 Qxe7 13. Ne2 {The position is equal.} c5 14. dxe5 Nxe5 15. Ng3 g6 16. Nh2 Qh4 17. Ng4 Nxg4 (17... Rd8 {NOTEXT} 18. a4 b4 19. c3 a5 20. Bb5 Nc7) 18. Qxg4 Qxg4 19. hxg4 Nc7 20. Rad1 Rad8 21. c4 Bc8 22. f3 Be6 23. cxb5 axb5 24. Rd2 Rd7 25. Ne2 Rb8 26. Nf4 Kf8 27. Kf2 Ke7 28. Be2 f6 29. Rh1 Bg8 30. Kg3 Rbd8 31. Rc2 Ra8 32. Rd2 Rb8 33. Bd1 Kf8 34. Be2 Ne8 35. Nd3 {And now Nxc5! would win.} (35. Rhd1 {NOTEXT} Ke7 36. Rc1 Nc7 37. Kf2 Bf7 38. Bd3) 35... Ra7 36. Ne1 Bb3 37. Bd1 Be6 38. Nc2 Kg7 39. Be2 Bg8 40. Ne3 b4 41. Ra1 bxa3 42. bxa3 Rb3 43. Nc4 Bxc4 44. Bxc4 Raxa3 45. Rxa3 Rxa3 $11 {[%mdl 4096] Endgame KRB-KRN} 46. Bb5 Nc7 47. Bc6 Ne6 {aiming for ...c4.} 48. Rxd6 Nd4 49. Rd7+ Kh6 50. Bd5 Rd3 ({Black should try} 50... Ne2+ $11 51. Kh2 Rd3) 51. Rc7 $14 Rc3 52. Bg8 (52. Kh4 $1 $14) 52... Kg5 $11 53. Rxh7 Ne2+ 54. Kf2 (54. Kh2 $1 $11 {remains equal.}) 54... Rc2 $1 $17 {[%mdl 1024] Black has strong compensation.} 55. Ke1 {[#]} ({Better is} 55. Bb3 Rb2 56. Bc4 Nf4+ 57. Ke3) 55... Kf4 $1 {[%cal Rf4e3] ...Ke3 is the strong threat.} 56. Bb3 Rb2 57. Bd1 $2 {[#]} (57. Ra7 $17) 57... Nc3 $2 (57... Nc1 $1 $19 58. Kf1 Nd3) 58. Rf7 $2 {[%mdl 8192]} (58. Rc7 $15) 58... Rxg2 59. Rxf6+ Ke3 {[%cal Rg2g1]} 60. Kf1 Rf2+ 61. Kg1 Nxd1 62. e5 Re2 63. f4 Kf3 {Black mates.} 64. g5 Re1+ 65. Kh2 Nf2 {Precision: White = 42%, Black = 64%.} 0-1

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "6.1"]
[White "Kaliksteyn, Alexander"]
[Black "Escobar Forero, Alder"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2425"]
[BlackElo "2482"]
[Annotator "NA RC"]
[PlyCount "7"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. Nf3 d6 3. Bf4 Bg4 4. Nbd2 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "6.2"]
[White "Arribas Lopez, Angel"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "C34"]
[WhiteElo "2483"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "19"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,19,-18,9,-20,12,2,4,8,6,9,13,3]} 1. e4 e5 2. f4 exf4 3. Nf3 Ne7 4. d4 Ng6 5. Bd3 Be7 {The position is equal.} 6. O-O {C34: King's Gambit Accepted: 3 Nf3: 3...Nf6 and 3...d6} d6 7. Nc3 c5 $146 ({Predecessor:} 7... Nd7 8. Nd5 Ndf8 9. Qe1 Ne6 10. Nxe7 Qxe7 11. h4 {0-1 (58) Rapport,R (2752)-Jobava,B (2665) Baku 2016}) 8. Nd5 cxd4 9. Nxd4 {And now Bb5+ would win.} Nc6 10. Nf5 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "6.3"]
[White "Wang, Kevin"]
[Black "Brodsky, David"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2380"]
[BlackElo "2405"]
[Annotator "RC"]
[PlyCount "101"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 c5 5. c3 Nc6 6. Nbd2 cxd4 7. exd4 Nh5 8. Be3 Bd6 9. Ne5 g6 10. g4 Ng7 11. h4 h5 12. Ndf3 hxg4 13. Nxg4 Nf5 14. Bg5 Be7 15. Rh2 Bd7 16. Qd2 f6 17. Bf4 Qb6 18. Bd3 Na5 19. Qe2 Nc4 20. Bxc4 dxc4 21. Ne3 Nxe3 22. fxe3 Qb5 23. e4 Qh5 24. O-O-O b5 25. e5 f5 26. d5 exd5 27. e6 Bc8 28. Bg5 Rh7 29. Qe5 Bb7 30. Bxe7 Rxe7 31. Ng5 Qh6 32. Rhd2 Qg7 33. Rxd5 Bxd5 34. Qxd5 Rc8 35. Qxb5+ Kf8 36. Qa6 Rce8 37. Qxc4 Qf6 38. Qf4 Kg8 39. Rd5 Rc8 40. Kc2 Rec7 41. Rd4 Rc6 42. Qd2 Re8 43. Rd7 Re7 44. Qd5 Rc8 45. a4 Rce8 46. a5 f4 47. Ne4 Qxh4 48. Ng5 Qh6 49. Ne4 Qg7 50. Qg5 Rxd7 51. exd7 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "6.4"]
[White "Praggnanandhaa, R."]
[Black "Shmeliov, Denis"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2515"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,117,10,21,9,38,39,31,40,43,0,0,0,41,30,48,30,40,49,83,38,97,68,77,78,75,73,61,67,72,54,62,68,67,70,64,27,38,42,60,27,19,27,95,95,95,95,95,95,95,95,95,95,95,95,95,95,108,95,102,95,108,95,95,95,165,170,141,164,294,281,277,258,314,187,186,196,169,105,105,105,105,105,105,105,105,105,105,105,230,178,164,177,225,213,367,362,358,342,337,328,529,451,536,378]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. c4 e6 6. cxd5 exd5 7. d3 h6 8. Nc3 Be7 9. Qb3 {A11: English Opening: 1...c6} Qb6 10. Qc2 O-O 11. e4 {White is slightly better.} Bh7 12. Re1 Na6 13. a3 {[#]} Qd8 $146 ({Predecessor:} 13... dxe4 14. dxe4 Nc5 15. b4 Ncxe4 16. Nxe4 Nxe4 17. Rxe4 {½-½ (30) Edouard,R (2635)-Korneev,O (2581) Monzon 2016}) 14. Be3 Nc7 15. Rad1 Ne6 {...d4 is the strong threat.} 16. exd5 cxd5 17. Nd4 Ng4 ({Black should play} 17... Re8 $14) 18. Nxd5 (18. Qe2 {is interesting.} Nxe3 19. Qxe3 Bf6 20. Nxe6 fxe6 21. Qxe6+ Kh8 22. Qxd5 Qb6 23. Rd2) 18... Nxe3 19. fxe3 Nxd4 20. Nxe7+ Qxe7 21. exd4 Qd7 22. Qf2 Rad8 23. d5 b6 24. Re3 Rfe8 25. Rde1 Rxe3 26. Qxe3 Bg6 27. Qd4 f6 28. Qb4 $36 {[%mdl 2048] White has good play.} Qd6 (28... Bxd3 $11 29. Bf3 Bg6) 29. Qxd6 $16 Rxd6 {[%mdl 4096] Endgame KRB-KRB} 30. Re7 a5 31. Rc7 $1 Kf8 32. Kf2 $1 Bxd3 33. Ke3 Bf5 34. Kd4 Bd7 35. Rb7 Ke8 36. Rb8+ Kf7 37. Be4 Ke7 38. Bf3 Kf7 39. Bh5+ g6 (39... Ke7 $16 {might work better.} 40. Bf3 Be8) 40. Bf3 $1 $18 h5 41. Be4 Kg7 (41... g5 $142 42. Rb7 Ke8) 42. Rb7 Kh6 43. h4 Kg7 44. Rb8 (44. b4 $142 axb4 45. axb4) 44... Kf7 45. Rd8 Kg7 46. Bf3 (46. a4 $18) 46... Kf7 $16 47. Bg2 Ke7 48. Rb8 Be8 49. Rb7+ Kf8 50. Be4 Bf7 51. Rc7 Be8 (51... Ke8 $16 52. b3 Kf8) 52. Bd3 $1 $18 Bf7 53. Bc4 $1 Be8 {[#]} 54. Ba6 $1 Bf7 $2 {[#]} (54... a4 {is a better defense.} 55. Bc4 Bf7) 55. Bb7 $1 Be8 56. Kc4 Bd7 57. Bc6 Ke7 $2 (57... Ke8 58. Bxd7+ Rxd7) 58. Rb7 Kd8 59. Bxd7 {Precision: White = 73%, Black = 55%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "6.5"]
[White "Panchanathan, Magesh Chandran"]
[Black "Bartholomew, John"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2486"]
[BlackElo "2459"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,67,0,7,-23,-11,-46,-44,-36,-8,-10,-14,-37,-17,-14,-9,-23,-8,-19,0,-40,-23,-25,-33,-46,-39,-37,-18,-60,-58,-91,-93,-93,-93,-94,-86,-91,-93,-126,-111,-127,-18,-99,-57,-47,-49,-47,-56,-54,-51,-56,0,0]} 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. b3 Bg4 5. Bb2 e6 6. Be2 Nbd7 7. h3 Bh5 8. d3 h6 {A12: English Opening: 1...c6 with b3 by White} 9. Nbd2 Bd6 {LiveBook: 6 Games} 10. Qc2 Qe7 {Black has an edge.} 11. g4 $146 ({Predecessor:} 11. O-O O-O 12. Rfc1 Rfe8 13. Nf1 Bg6 14. a3 a5 15. cxd5 exd5 16. N1d2 {½-½ (45) Granda Zuniga,J (2685)-Peralta,F (2572) Sitges 2015}) 11... Bg6 12. Rg1 Ba3 13. h4 O-O-O 14. g5 Bxb2 15. Qxb2 hxg5 16. hxg5 Ne8 17. b4 Kb8 18. d4 dxc4 19. Nxc4 Nd6 20. Nxd6 Qxd6 21. Rc1 Be4 22. Kf1 Qd5 $36 {[%mdl 2048] Black has some pressure.} 23. b5 cxb5 ({Don't go for} 23... Bxf3 $2 24. bxc6 Qxc6 25. Rxc6 $18) 24. Nd2 Rc8 25. Nxe4 Qxe4 26. Bxb5 Nb6 27. Rc5 Rxc5 28. dxc5 Rd8 (28... Nc4 $17 29. Qc1 Ne5) 29. Qb3 (29. Qxg7 $11 Nc4 30. Bxc4 Qxc4+ 31. Kg2) 29... Nd5 30. Bd3 Qf3 31. Be2 Qh3+ 32. Ke1 Qh2 33. Rg4 Qc7 (33... Rc8 $15 34. Qc4 Qc7) 34. Rc4 {Precision: White = 46%, Black = 42%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "7.1"]
[White "Bartholomew, John"]
[Black "Kaliksteyn, Alexander"]
[Result "1-0"]
[ECO "D80"]
[WhiteElo "2459"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,55,6,12,6,6,6,6,4,25,14,10,19,36,44,52,10,16,5,28,0,7,0,284,291,660,644,626,628,664,535,614,414,440,433,422,419,29974,2651]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 dxc4 7. e3 Be6 8. Be2 {D80: Grünfeld: Unusual White 4th moves and 4 Bg5} Bg7 9. Nh3 Bxh3 10. gxh3 Qd7 {LiveBook: 4 Games} 11. Bg4 e6 {[%cal Be7e6,Be6e5][%mdl 32]} 12. Bf3 Nc6 $146 ({Predecessor:} 12... c5 13. Rb1 Nc6 14. dxc5 Rb8 15. O-O Be5 {½-½ (35) Tomashevsky,E (2722)-Nepomniachtchi,I (2703) Sochi 2016}) 13. Qa4 O-O 14. Qxc4 e5 15. Bg2 Na5 16. Qb4 b6 17. Rd1 Rae8 18. dxe5 Qf5 19. f4 {With the idea 0-0.} f6 20. e6 $36 {[%mdl 2048] White is pushing.} c6 $2 {[%mdl 8192] [#]} (20... Rxe6 $11 {and Black has nothing to worry.} 21. Bf2 c6) 21. e7 $18 c5 $2 (21... Qc8 22. exf8=R+ Bxf8) 22. exf8=Q+ Bxf8 23. Qa4 Rxe3+ 24. Kf1 Rd3 {intending ...b5.} 25. Re1 c4 {[#] Hoping for ...b5.} 26. Qe8 Qxf4+ 27. Bf2 Rxc3 (27... Kg7 $18 28. Qe4 Qc7) 28. Bd5+ {Precision: White = 71%, Black = 39%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "7.2"]
[White "Shmeliov, Denis"]
[Black "Panchanathan, Magesh Chandran"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2420"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,140,0,0,0,0,0,0,0,0,0,0,0,0,1,31,26,34,12,0,0,0,0,16,-155,-79,-83,-86,-79,-90,-99,-41,-20,-45,-37,-49,-81,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1,-8,-17,-2,-2,0,0,0,-42,0,-8,0,-42,-35,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-42,-25,-35,0,-42,-42,-42,-17,-42,0,-42,-42,-42,-42,-42,-42,-46,-42,-42,-42,-42,-42,-42,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. e4 d5 6. e5 Ne4 7. Bd3 c5 8. Nf3 {0-0 is the strong threat. E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} cxd4 9. Nxd4 Nd7 $1 10. Bf4 Qh4 11. g3 Qh5 12. O-O g5 13. cxd5 {[%cal Bc4d5,Bd5e6][%mdl 32]} gxf4 14. dxe6 Nxc3 {[#]} 15. bxc3 $146 ({Predecessor:} 15. exd7 Bxd7 16. bxc3 Rac8 17. Bf5 fxg3 18. hxg3 Bxc3 19. Bxd7 Bxa1 20. Bxc8 Bxd4 21. Bxb7 Qxe5 {½-½ (21) Stocek,J (2557)-Vitiugov,N (2724) Czech Republic 2016}) 15... Nxe5 {Hoping for ...Bc5.} 16. cxb4 Bxe6 $40 {[%mdl 128] Black mounts an attack.} 17. Rfe1 Rad8 18. Nxe6 $2 (18. Bxh7+ $11 Qxh7 19. Rxe5 Qxc2 20. Nxc2) 18... Nf3+ ({Better is} 18... Rxd3 19. Rxe5 (19. Nxf8 $2 fxg3 20. fxg3 Nf3+ 21. Kf1 Qh3+ 22. Ke2 Ne5 $19) 19... Qxe5) 19. Kg2 $17 Nxe1+ 20. Rxe1 fxe6 21. Bc4 Rf6 ({Black should try} 21... Qg6 $1 $17 {[%cal Rg6c2]} 22. Qxg6+ (22. Bxe6+ Kh8 $17) 22... hxg6 23. Rxe6 f3+ 24. Kf1 Kg7) 22. Rxe6 $15 ({Avoid the trap} 22. Bxe6+ $2 Rxe6 $1 {[%mdl 512]} 23. Rxe6 f3+ 24. Kg1 Qh3 $19) 22... Rxe6 23. Bxe6+ {[%mdl 4096] Endgame KQR-KQB} Kf8 24. Bf5 {[#]} f3+ (24... Qd1 $1 $17 25. Qe4 Qd5) 25. Kg1 $11 Qe8 {[%cal Re8e1]} 26. h4 Qe2 27. Qc5+ $1 Kf7 {( -> ...Qf1+!)} 28. Bh3 Qd1+ 29. Kh2 Qd4 30. Qf5+ Kg7 31. Qxf3 Rf8 32. Qxb7+ Rf7 33. Qb8 Qxf2+ 34. Bg2 Qxa2 35. Qe5+ Rf6 36. Qg5+ Kf7 37. Qh5+ Kg8 38. Qg5+ Rg6 39. Qd8+ Kg7 40. Qd4+ Rf6 41. Qc5 Qf2 {White must now prevent ...Qxc5.} 42. Qg5+ Kf8 43. Qe5 Qb6 44. b5 Qd6 45. Qe2 Qe7 46. Qb2 Qd6 47. Qe2 Qd4 48. Qc2 Kg7 49. Qc7+ Rf7 50. Qc1 Qe5 51. Qc6 Rc7 52. Qa6 $1 Kh8 53. Qa3 {[%cal Ra3f8]} Qf6 (53... Re7 {keeps more tension.} 54. Qd3 Qc5 55. Qd8+ Kg7 56. Qd3 Rf7) 54. Qe3 Re7 55. Qd3 Kg7 56. Qa3 Rd7 57. Qe3 Qd4 58. Qg5+ Kf8 59. Qf5+ Rf7 60. Qh5 Qd6 61. Qe2 Rf5 62. Qe3 Qb6 63. Qa3+ Qc5 64. Qa6 Kg7 65. Qb7+ Rf7 66. Qa6 Rf6 67. Qb7+ Kh6 68. Qd7 Qe3 69. Qd8 Qe5 70. Qd2+ Kg7 {Precision: White = 82%, Black = 61%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "7.3"]
[White "Brodsky, David"]
[Black "Praggnanandhaa, R."]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2405"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,67,31,66,6,8,10,12,10,14,2,28,11,12,-57,25,14,18,27,18,18,27,27,25,18,15,18,25,14,24,24,25,0,16,0,22,9,10,10,20,14,15,0,15,0,27,22,22,0]} 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d5 5. cxd5 Nxd5 6. Nf3 e6 7. e4 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} Nxc3 8. bxc3 Be7 9. Bb5+ c6 10. Bd3 O-O 11. O-O c5 {LiveBook: 4 Games} (11... Nd7 12. c4 Qc7 13. Bb2 c5 14. d5 {1-0 (35) So,W (2755)-Zhou,J (2580) Las Vegas 2014}) 12. Bb2 (12. d5 $1 $14) 12... cxd4 13. cxd4 Nc6 14. Qe2 Rc8 15. Rac1 Nb4 16. Bc4 Rxc4 17. Qxc4 $146 (17. Rxc4 $11 Ba6 18. Rfc1) ({Predecessor:} 17. Rxc4 Ba6 18. a3 Nc6 19. Qc2 Bxc4 20. Qxc4 {½-½ (44) Duran,R (2098)-Pilgaard,K (2442) Barcelona 2011}) 17... Ba6 (17... Bxe4 $15 18. Ne5 Bd5) 18. Qb3 $11 {[#] And now Rfd1 would win.} Bxf1 19. Kxf1 Qa8 20. a3 Na6 21. Qc4 Qb7 22. Qc6 Qxc6 23. Rxc6 Rd8 24. Ne5 Bd6 25. Nc4 Be7 (25... Bxh2 $2 26. g3 $18) 26. Ne5 Bd6 27. Nc4 Be7 ({Not} 27... Bxh2 $2 28. g3 $18) 28. Ne3 Kf8 29. Ke2 Rd7 30. Rc8+ Rd8 31. Rc6 Rd7 32. Rc8+ Rd8 33. Rc4 Rd7 34. Rc8+ {Precision: White = 35%, Black = 68%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "7.4"]
[White "Korley, Kassa"]
[Black "Wang, Kevin"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2387"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,60,12,12,12,16,21,14,22,15,15,15,15,11,38,37,46,5,12,22,0,0,0,0,52,33,45,38,46,0,0,0,0,0,0,0,0,0,0,-17,-22,-812,-746,-1700,-1698]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 a6 6. Be2 {D15: Damengambit (Slawische Verteidigung)} h6 7. Bd3 Bxd3 8. Qxd3 e6 9. O-O Bb4 10. Bd2 {LiveBook: 26 Partien. Droht Sxd5.} O-O 11. Rfd1 a5 12. a3 Bxc3 13. bxc3 Nbd7 14. cxd5 cxd5 {[#]} 15. c4 $146 b6 16. cxd5 exd5 17. Qb5 Qe7 18. Rdc1 Rac8 19. Rc6 Rxc6 20. Qxc6 Qe4 ({Lieber} 20... Qe6 $11 21. Rc1 Qe7) 21. Be1 Re8 22. Rc1 Qd3 23. Ne5 Qxa3 24. Nxd7 Nxd7 25. Rc3 Qa1 {[%cal Ra1e1] [#]} 26. Kf1 Nf6 27. Qxb6 a4 $40 {[%mdl 128] Schwarz greift an.} 28. Qa6 Rb8 {Und ...Tb1 würde nun gewinnen.} 29. Qd3 $2 {[%mdl 8192] [#]} (29. f3 $11) 29... Ne4 $1 $19 {[%cal Re4c3]} 30. Ra3 Qc1 {Precision: Weiß = 50%, Schwarz = 82%.} 0-1

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.14"]
[Round "7.5"]
[White "Escobar Forero, Alder"]
[Black "Arribas Lopez, Angel"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2482"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,16,16,6]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Nc6 7. Bg2 Bd7 8. O-O Bg7 {Predecessor:} 9. Nde2 $146 Qc8 10. Nf4 h5 11. h4 O-O 12. Re1 Re8 13. Ncd5 Nxd5 14. Nxd5 Bg4 15. Qd3 Rb8 16. c3 Ne5 17. Qf1 e6 {½-½ (53) Onischuk,V (2602)-Kogan,A (2530) Bastia 2016} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "8.1"]
[White "Kaliksteyn, Alexander"]
[Black "Arribas Lopez, Angel"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2425"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,19,16,20]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Nbd2 d6 6. c3 b6 7. h3 Bb7 8. Be2 Nbd7 9. O-O c5 10. Bh2 {Predecessor:} a6 $146 11. a4 Ra7 12. Bd3 Qa8 13. Qe2 Ne4 14. Nxe4 Bxe4 15. Bxe4 Qxe4 16. Rfc1 Rc8 17. Nd2 Qa8 18. b4 Rac7 19. dxc5 bxc5 {0-1 (45) Bindrich,F (2590)-Amin,B (2662) Doha 2016} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "8.2"]
[White "Wang, Kevin"]
[Black "Escobar Forero, Alder"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2380"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,37,21,16,32,23,44,44,44,21,17,20,21,0,11,7,19,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 exd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. O-O Be7 8. Re1 Nxd4 9. Qxd4 Bxb5 10. Nxb5 a6 11. Nc3 O-O 12. Bg5 Re8 {C66: Ruy Lopez: Steinitz Defence} 13. Rad1 Ng4 (13... h6 14. Bh4 Nd7 15. Bxe7 Rxe7 16. Nd5 Re6 17. Qc4 c6 18. Nf4 Rf6 19. e5 dxe5 20. Nh5 {½-½ (66) Moiseev,V (2415)-Novikov,M (2503) Tula 2010}) 14. Bxe7 Rxe7 {White is slightly better.} 15. f4 $146 ({Find the theoretical novelty and annotate with similar games:} 15. Nd5 Re5 16. f3 Nf6 17. c4 Nxd5 18. cxd5 Qd7 19. Qb4 Qb5 20. Qxb5 axb5 {½-½ (35) Dournes,R-Haug,K corr 1997}) 15... Re6 {The position is equal.} 16. h3 Nf6 17. Re3 Qf8 18. Rde1 Rae8 19. Nd5 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "8.3"]
[White "Praggnanandhaa, R."]
[Black "Korley, Kassa"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2515"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,57,32,19,54,71,100,105,102,100,107,91,127,150,141,136,161,172,210,192,181,176,195,196,195,183,205,199,256,238,186,184,218,196,206,206,278,195,196,201,312,288,361,281,408,395,400,384,342,170]} 1. Nf3 d5 2. g3 Nc6 3. d4 Bg4 4. Bg2 Qd7 5. O-O O-O-O 6. c3 {LiveBook: 16 Games. D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} e5 $146 ({Find the theoretical novelty and annotate with similar games:} 6... f6 7. b4 Bh3 8. Nbd2 Bxg2 9. Kxg2 e5 10. b5 e4 11. bxc6 exf3+ 12. Nxf3 Qxc6 13. Qd3 Kb8 {½-½ (58) Vakhidov,J (2561)-Golubov,S (2492) Moscow 2017}) 7. dxe5 Bxf3 8. exf3 {White is better.} Nxe5 9. f4 Ng4 10. Nd2 h5 11. Nf3 h4 12. Nxh4 Rxh4 13. gxh4 f5 14. h3 N4f6 15. Be3 Ne7 16. Qd4 ({Don't take} 16. Bxa7 $6 b6 $16) 16... b6 17. h5 c5 18. Qd1 g6 (18... Kb8 $142 19. Rc1 Ne4) 19. b4 c4 20. Bd4 Nxh5 21. Be5 Nc6 {[#]} 22. Qf3 $1 Bg7 23. Rad1 {Strongly threatening Bxg7.} Bxe5 24. fxe5 Ne7 (24... Nxe5 $142 25. Qxd5 Qxd5 26. Bxd5 Nf4 27. Bb7+ Kc7) 25. Rd4 $18 Qc6 26. Rfd1 Kc7 (26... Ng7 {was worth a try.} 27. Rh4 Ne6) 27. Qe3 Qe6 28. Qd2 Qxe5 {[#]} 29. Bxd5 {Precision: White = 91%, Black = 33%.} (29. Rxc4+ $142 $1 {[%mdl 512]} Kb8 (29... dxc4 30. Qxd8#) 30. Rd4) 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "8.4"]
[White "Panchanathan, Magesh Chandran"]
[Black "Brodsky, David"]
[Result "1-0"]
[ECO "D19"]
[WhiteElo "2486"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,107,4,26,-4,-4,-5,2,1,6,0,0,6,8,0,11,16,12,1,4,15,40,17,28,10,29,7,14,7,18,17,16,12,19,0,0,-18,-16,-16,24,20,69,84,120,18,33,41,47,42,61,52,47,50,88,75,91,78,126,130,124,118,131,118,68,62,132,1,1,1,1,0,8,8,29970,29971,29974,29975,29974,29975,29976,29978,29978,29979,29976,29978,29979,29981,29981,29980,29982,29981,29983,29983]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Nbd7 9. h3 h6 {LiveBook: 6 Games. D18: Slav Defence: 5 a4 Bf5 6 e3} 10. Ne1 $146 ({Predecessor:} 10. Ne2 O-O 11. b3 Qa5 12. Ng3 Bh7 13. Bb2 Rad8 14. Qe2 Ne4 15. Nxe4 Bxe4 16. Rfd1 Qh5 17. Ne1 Qxe2 18. Bxe2 {1-0 (90) Fedoseev,V (2733)-Van Haastert,E (2447) Antalya 2017}) 10... O-O 11. Bd3 Bxd3 {The position is equal.} 12. Nxd3 Bd6 13. e4 {And now e5 would win.} e5 14. Be3 Re8 15. Qb3 Qb6 16. Qxb6 axb6 17. f3 exd4 18. Bxd4 Rad8 19. Rad1 Bc7 20. b3 Nh5 21. Rfe1 Nf8 22. Be3 Ne6 23. Ne2 Ng3 24. Kf2 Nxe2 25. Kxe2 {[#]} f5 $1 {[%mdl 512]} 26. Nb2 (26. exf5 Nd4+) 26... fxe4 27. fxe4 Bg3 28. Rxd8 Nxd8 29. Rd1 Nf7 30. Kf3 (30. Rd7 $1 $16) 30... Bc7 31. Nc4 b5 32. axb5 cxb5 33. Na3 $1 Nd6 34. Bf4 Rf8 {...b4 is the strong threat.} 35. e5 Nc4 36. bxc4 g5 37. Ke4 $1 ({Don't take} 37. Nxb5 Rxf4+ 38. Ke3 Bxe5 $14) 37... Rxf4+ $16 {[%mdl 4096] Endgame KRB-KRN} 38. Kd5 Rf5 {[#]} 39. Re1 $1 bxc4 40. Nxc4 b5 (40... Rf2 $1 $14) 41. Nd6 (41. Na3 $16) 41... Bxd6 $1 $11 42. Kxd6 {KR-KR} Rf2 43. Rd1 {Threatens to win with e6.} Rxg2 44. e6 {[%cal Be5e6,Be6e7][%mdl 32]} Re2 $2 {[%mdl 8192] [#]} (44... Kf8 $11) 45. e7 $1 {White mates.} Kf7 46. Rf1+ Kg6 47. Rf8 Kh5 48. Rf6 Rd2+ 49. Kc7 Re2 50. Kd7 Rxe7+ 51. Kxe7 b4 52. Rb6 Kh4 53. Rxh6+ Kg3 54. Kf6 {Precision: White = 53%, Black = 38%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "8.5"]
[White "Bartholomew, John"]
[Black "Shmeliov, Denis"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2459"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,48,8,0,0,27,0,0,0,8,-12,-8,-8,0,-10,-5,-33,-14,-22,0,-8,10,9,29,0,4,-10,-10,-10,-10,-10,-9,-8,-6,-25,-26,-18,-21]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. Na3 Ne4 {LiveBook: 6 Games. D78: Fianchetto Grünfeld: 6 0-0 c6} (7... Bf5 8. Bf4 Nbd7 9. Qc1 Qb6 10. Rd1 Rac8 11. c5 Qa5 12. Nh4 b6 13. Nxf5 gxf5 14. cxb6 Qxb6 15. Rb1 c5 {½-½ (70) Nikolic,P (2618)-Vuckovic,B (2558) Kraljevo 2015}) 8. Bf4 a6 $146 ({Predecessor:} 8... Qb6 9. Qc1 Be6 10. Rd1 Nd7 11. Rd3 Rac8 12. c5 Qd8 13. Nc2 b6 14. b4 a5 15. a3 axb4 16. axb4 bxc5 17. bxc5 Ndxc5 18. dxc5 Nxc5 {1-0 (42) Fyllingen,R (2429)-Orseth,D (2285) Norway 1999}) 9. Qc1 Be6 10. Rd1 Nd7 11. Ng5 Nxg5 12. Bxg5 Nf6 13. cxd5 cxd5 14. Qc5 h6 15. Bf4 Nd7 16. Qb4 g5 17. Bd2 Qb6 18. e3 Rfc8 19. Rdc1 Qxb4 20. Bxb4 Bf8 21. g4 Nf6 22. h3 Bd7 23. Nc2 e6 {...Rxc2! is the strong threat.} 24. Bxf8 Kxf8 {Precision: White = 29%, Black = 53%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "9.1"]
[White "Shmeliov, Denis"]
[Black "Kaliksteyn, Alexander"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2420"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,29,19,16,18,23,34,0,0,0,12,0,18,0,8,-19,18,30]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 O-O 8. Qd2 c5 {[%cal Rc5d4] D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (8... Nc6 9. Ne2 e5 10. d5 Nd4 11. Nxd4 exd4 12. Bxd4 Re8 13. f3 Qxd5 14. Bxg7 Qxd2+ 15. Kxd2 Kxg7 16. Bd3 {½-½ (31) Vallejo Pons,F (2716)-Aronian,L (2795) Novi Sad 2016}) 9. d5 e6 10. Bxg7 Kxg7 {The position is equal.} 11. Bc4 Nd7 12. d6 b6 $146 ({Find the theoretical novelty and annotate with similar games:} 12... Qh4 13. Qe2 Ne5 14. Nf3 Qf4 15. Nxe5 Qxe5 16. Rd1 {1-0 (55) Levin,F (2458)-Schleining,Z (2287) Duesseldorf 2011}) 13. Nf3 Bb7 14. Qe3 Qf6 15. O-O-O 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "9.2"]
[White "Brodsky, David"]
[Black "Bartholomew, John"]
[Result "1/2-1/2"]
[ECO "B68"]
[WhiteElo "2405"]
[BlackElo "2459"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,118,42,36,67,38,58,14,62,59,116,122,105,7,6,6,10,4,2,4,28,0,11,0,0,0,104,0,10,-41,-31,-34,9,10,10,10,27,0,22,0,0,0,0,14,1,0,0,0,3,-9,-9,-9,-11,-12,-10,-12,-10,-12,-20,-21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-396,-329,-343,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. e5 b4 12. exf6 bxc3 13. Qxc3 gxf6 14. Bh4 d5 15. Kb1 Rc8 {[#] Threatening ...Nb4. B68: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7 9 f4 Be7} 16. Qe3 $146 ({Predecessor:} 16. Qd2 Qc7 17. g4 a5 18. g5 f5 19. Bb5 Nb4 20. Bxd7+ Qxd7 21. c3 Na6 22. c4 O-O 23. Ne5 {1-0 (40) Salgado Lopez,I (2623)-Acs,P (2606) Paks 2011}) 16... Qa5 {...Nb4 is the strong threat.} 17. Nd4 Qa4 18. b3 Qa3 {[#]} (18... Qa5 $14) 19. Nxc6 $1 $16 Rxc6 20. Bd3 ({Better is} 20. Qd4 $16) 20... Bc5 $1 $132 {[%cal Rc5e3][%mdl 2048] Black is not keeping still} 21. Qc1 Qxc1+ 22. Rxc1 Ke7 23. Rhe1 Bb4 24. Re2 (24. Re5 $5) 24... Bc3 25. Rf1 Rc5 26. Rf3 d4 (26... a5 $11 {keeps the balance.}) 27. Be1 (27. Re5 $1 $16 {[%cal Re5c5]} Ra5 28. Rxa5 Bxa5 29. Bf2 (29. Bxa6 Bc6 $14)) 27... a5 28. Bc4 (28. Bxc3 $11 Rxc3 29. Rh3) 28... Bxe1 $15 29. Rxe1 Rg8 30. g3 Bc6 31. Rd3 Rd8 32. Rd2 e5 33. Bd3 h6 34. Rf2 Bb5 35. Bxb5 Rxb5 $11 {[%mdl 4096] Endgame KRR-KRR} 36. Rf3 Rc5 37. Re2 Rc3 38. Rf1 Ke6 39. fxe5 fxe5 40. Ref2 Rdc8 41. Rf6+ Kd5 42. R1f2 R8c7 43. Rxh6 Ke4 44. Rhf6 d3 45. cxd3+ Kxd3 46. R6f3+ Kd4 {aiming for ...Rxf3.} 47. Rxc3 ({Don't do} 47. Rxf7 $6 Rxf7 48. Rxf7 e4 $16) (47. Rd2+ {with more complications.} Ke4 48. Rf1 Ke3 49. Rg2 e4 50. h4) 47... Rxc3 48. Rxf7 {KR-KR} e4 49. Kb2 {Strongly threatening Rd7+.} Rc5 50. a3 e3 {Hoping for ...e2.} 51. Re7 Rf5 52. Rd7+ $2 {[%mdl 8192]} (52. b4 $11 {and White has nothing to worry.}) 52... Ke4 $19 53. Kc2 {[#]} Rf2+ $2 (53... Rf1 $1 $19 {And now ...e2 would win.} 54. Re7+ Kf3 55. Rf7+ Kg2) 54. Kd1 $11 {The position is equal.} Rxh2 55. Re7+ Kd3 {[%cal Rh2h1]} (55... Kf3 $5 56. Rf7+ $8 Kg4 $11) 56. Rd7+ Kc3 57. Rc7+ Kd3 {[%cal Rh2h1]} 58. Rd7+ Ke4 59. Re7+ Kd3 {Precision: White = 48%, Black = 51%.} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "9.3"]
[White "Korley, Kassa"]
[Black "Panchanathan, Magesh Chandran"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2387"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,105,11,0,0,-8,0,-12,-9,-17,0,-2,0,0,13,13,7,-14,-7,-12,6,1,192,191,192,191,183,189,192,179,166,145,150,147,199,212,184,122,125,123,125,122,127,65,79,99,103,75,92,118,178,177,174,172,221,227,362,174,181,156,185,183,314,314,301,274,365,366,365,364,342,346,467,384,379,330,438,453,451,443,589,583,567,556,5465,631,595,497,746,617,774,758,753,735,752,724,694,669]} 1. d4 Nf6 2. c4 e6 3. e3 b6 4. Nf3 Bb7 5. Be2 Bb4+ 6. Bd2 {LiveBook: 5 Games. E14: Queen's Indian: Classical Variation (4 e3)} Be7 7. O-O O-O 8. Nc3 {The position is equal.} c5 9. Qc2 Nc6 10. dxc5 bxc5 11. Rfd1 $146 ({Find the theoretical novelty and annotate with similar games:} 11. Rad1 d6 12. Bc1 Qa5 13. b3 Rfd8 {0-1 (63) Mamedjarova,Z (2332)-Totsky,L (2498) Cappelle-la-Grande 2008}) 11... Qb8 12. a3 Rd8 13. Be1 Ne5 14. e4 {[%cal Be3e4,Be4e5][%mdl 32]} Nxf3+ 15. Bxf3 Bd6 $2 {[#]} (15... a6 $11 {and Black is okay.}) 16. Rxd6 $1 $18 {[%mdl 512]} Qxd6 {[#]} 17. e5 $1 {[%cal Re5d6][%mdl 512]} Qxe5 18. Bxb7 Rab8 19. Bf3 d5 20. cxd5 exd5 21. Bd2 c4 (21... d4 $16 {might work better.}) 22. Re1 Qd6 23. Ne2 (23. Qc1 $18) 23... Qb6 $16 24. Bc1 Rbc8 25. Ng3 d4 26. Qd2 (26. Nf5 $16) 26... Re8 27. Rd1 $36 {[%mdl 2048] White has strong initiative.} Rcd8 28. h3 g6 29. Qc2 Qb5 (29... Rc8 $16) 30. Bh6 $18 Re6 31. Qd2 Qb3 32. Bg5 d3 {[#]} (32... Qb6 {is a better defense.} 33. Qf4 Rd7) 33. Be3 (33. Nh5 $142 $1 {[%mdl 512]} Qb6 (33... Nxh5 34. Bxd8) 34. Nxf6+ Rxf6 35. Qc3 (35. Bxf6 Qxf6 36. Re1 Rb8 $18)) 33... a6 34. Rc1 h5 35. Nf1 Nd5 (35... Ne4 {was called for.} 36. Qa5 Rde8) 36. Bxd5 Rxd5 {[#]} 37. Rc3 $1 {[%cal Rc3b3]} Qa2 {[#]} 38. Qc1 $1 Rc6 39. Nd2 Rb5 40. b3 ({Don't do} 40. Rxc4 Rxc4 41. Nxc4 Rd5) ({Resist} 40. Nxc4 Rb8 $18) 40... Rd5 41. Kh2 Rd8 42. a4 a5 43. Nxc4 {White is clearly winning.} Qe2 44. Nd2 Rxc3 45. Qxc3 Re8 46. Qd4 h4 47. Nf3 (47. Ne4 $142 Rxe4 48. Qxe4) 47... Qc2 48. Qxh4 {aiming for Bd4.} Rxe3 (48... Qc7+ $142 49. Kg1 Qe7) 49. fxe3 Qxb3 50. Qd8+ Kg7 51. Qxa5 Qb8+ 52. Kg1 Qb1+ 53. Kf2 {Precision: White = 72%, Black = 41%.} 1-0

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "9.4"]
[White "Escobar Forero, Alder"]
[Black "Praggnanandhaa, R."]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2482"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,27,37,38,47,42]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be3 Bb7 {B41: Sicilian: Kan Variation: 5 c4} 9. f3 d6 10. Be2 Nbd7 11. O-O Be7 12. Qd2 O-O 13. Rfc1 {LiveBook: 56 Games} Rfe8 14. a4 {[#]} {Find the theoretical novelty and annotate with similar games:} Ne5 $146 15. a5 bxa5 16. Nb3 Rab8 17. Nxa5 Ba8 18. Na4 Qd8 19. Bd4 {0-1 (37) Bruzon Batista,L (2659)-Svidler,P (2727) Berlin 2015} 1/2-1/2

[Event "Winter 2018 CCCSA-GM A"]
[Site "Charlotte"]
[Date "2018.01.15"]
[Round "9.5"]
[White "Arribas Lopez, Angel"]
[Black "Wang, Kevin"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2483"]
[BlackElo "2380"]
[Annotator "NA RC"]
[PlyCount "10"]
[EventDate "2018.01.11"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. g3 Nf6 1/2-1/2

