[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "1.1"]
[White "Mishra, Abhimanyu"]
[Black "Jacobson, Brandon"]
[Result "0-1"]
[ECO "B69"]
[WhiteElo "2397"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,114,53,41,46,37,41,32,20,20,29,31,29,29,35,25,25,19,33,12,25,22,25,11,0,4,14,0,0,0,0,0,-6,-21,-12,-54,-45,-47,-2,-1,-19,-124,-118,-126,-120,-90,-88,-133,-113,-145,-135,-135,-130,-198,-201,-206,-198,-230,-241,-225,-227,-390,-402,-350,-378,-338,-287,-1000,-765,-1391,-1333,-29979,-2225,-29980,-29981,-29981,-29982,-29982,-29983,-29983,-29984,-29984,-29985,-29988,-29989,-29989,-29990,-29993,-29994,-29995,-29992,-29996,-29997]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. Kb1 Qb6 13. Bd3 O-O-O {B69: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7 9 f4 Be7 10 Nf3 b5 11 Bxf6} 14. Rhe1 Kb8 15. Nd5 exd5 {White is slightly better.} 16. exd5 Ne5 $1 {[%cal Re5f3]} 17. fxe5 fxe5 18. Qh6 {[#]} Qc7 $146 ({Predecessor:} 18... Qc5 19. Qh5 Rdf8 20. Bf5 Bxf5 21. Qxf5 {1-0 (48) Timman,J (2610)-Ivanovic,B (2525) Bugojno 1984}) 19. Qh5 Rdg8 20. Qxf7 Qd8 21. Be4 (21. Nxe5 $5 dxe5 22. d6 $14) 21... Bf6 {[#] ...h5 is the strong threat.} 22. Qh5 $1 h6 {Hoping for ...Bg4.} 23. Bf5 Bxf5 24. Qxf5 Rxg2 25. Rd2 (25. Rf1 {with more complications.} Rhg8 26. Ne1 R2g6 27. Nd3 a5 28. Nf2) 25... Rhg8 26. Rxg2 Rxg2 27. Qe4 {[%cal Rf3e5] aiming for Nxe5.} Qg8 28. a3 Qg4 {next ...Qxe4 is good for Black.} 29. Qxg4 (29. Nd2 {is more complex.} Bd8 30. c4 h5 31. Qxg4 hxg4 32. Ne4) 29... Rxg4 $11 {[%mdl 4096] Endgame KRB-KRN} 30. Nd2 Rd4 31. Ne4 $1 {[%cal Re4f6]} Bh4 32. Re3 (32. c3 $1 $11 {keeps the balance.}) 32... Rd1+ $17 33. Ka2 Rxd5 34. Rh3 Bg5 $1 35. Nxg5 hxg5 {KR-KR} 36. Kb3 Rd4 37. Rg3 g4 38. h3 (38. c3 $17 Rf4 39. h4) 38... gxh3 $19 39. Rxh3 Kc7 40. Kc3 Rd1 41. Rh7+ Kc6 42. Ra7 $2 (42. Kb4) 42... e4 43. Re7 d5 44. Kb4 {[#]} a5+ $1 {[%cal Ba6a5,Ba5a4][%mdl 544]} 45. Kb3 $2 (45. Kxa5 Rc1 46. Kb4) 45... Kc5 46. c3 Rd2 47. Re6 a4+ 48. Ka2 Kc4 {Black mates.} 49. Re5 Rd1 50. Re6 Kd3 51. Re5 Ke2 52. Rh5 e3 53. Rh2+ Kd3 54. Rh3 Kd2 55. b3 e2 56. Rh2 Kd3 57. Rh3+ Kc2 {Accuracy: White = 36%, Black = 94%.} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "1.2"]
[White "Yip, Carissa"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[WhiteElo "2418"]
[BlackElo "2498"]
[Annotator "NA RC"]
[PlyCount "13"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,13,28,18,4,4,-59]} 1. Nf3 {[%emt 1:30:30]} Nf6 {[%emt 1:30:30]} 2. g3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. Bg2 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 4. c4 {[%emt 0:00:30]} d4 {[%emt 0:00:30]} 5. b4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 6. Bb2 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 7. Bf1 $15 {[%emt 0:00:30]} ({White should try} 7. bxc5 $11 Nc6 8. O-O) 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "1.3"]
[White "Hong, Andrew"]
[Black "Plotkin, Mark"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2428"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,127,38,56,58,58,48,38,32,47,18,15,10,14,11,9,15,13,27,24,27,14,19,12,16,11,21,32,-42,-30,-41,-38,-79,-64,-56,-33,-26,-10,-22,0,0,0,0,3,0,0,0,0,0,0,0,0,0,63,57,98,95,106,95,87,83,98,101,106,113,154,127,141,154,185,165,247,223,467,460,418,322,320,314,379,374,402,436,414,433,453,469,465,463,461,460,404,391,436,425,373,368,666,658,833,858,1074,1359,5089,2342,29982,29979,29979,1237,1506,1425,29983,29984,29981,1725,29984,29985,29989,29990,29990,29991]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 Ng4 6. Bf4 {B07: Pirc Defence: Miscellaneous Systems} (6. Bg5 h6 7. Bh4 c6 8. Bc4 O-O 9. Nf3 b5 10. Bb3 a5 11. a3 Bb7 12. O-O Nd7 13. Rad1 b4 14. Na4 g5 15. Nxg5 hxg5 16. Qxg5 {0-1 (34) Khismatullin,D (2666)-Kalegin,E (2460) Kazan 2015}) 6... Nc6 {[%cal Bb8c6,Bc6e5,Be5d7,Bd7b6,Bb6c4][%mdl 32]} 7. d5 $146 ({Predecessor:} 7. Nf3 O-O 8. h3 e5 9. Bg5 Nf6 10. dxe5 Nxe5 11. Nxe5 dxe5 12. Qxd8 Rxd8 13. Nd5 Rd6 14. Nxc7 {1-0 (29) Mengual Escobar,C (1707)-Pelaez,H (1737) Dosquebradas 2018}) 7... Nce5 8. h3 {White is slightly better.} Nf6 9. Be3 c6 10. f4 Ned7 11. g4 cxd5 12. exd5 a6 13. Nge2 b5 14. Bg2 Nb6 15. Bd4 Nc4 16. Qc1 O-O 17. b3 Nb6 18. a4 (18. Qe3 $14 Rb8 19. a3) 18... Bb7 $15 19. axb5 axb5 20. Nxb5 {Black must now prevent c4.} Bxd5 21. Rxa8 Bxa8 22. Bxa8 Qxa8 23. O-O Rc8 24. c4 Nbd7 25. Qe3 Nc5 26. Ng3 Qb7 27. Ra1 {White wants to play Ra7.} Ne6 28. Ra7 Qc6 29. Rxe7 Nxd4 30. Nxd4 ({Reject} 30. Qxd4 Nxg4 31. Qd5 Qxd5 $17) 30... Qc5 (30... Qa8 $1 $11 31. Nf3 Bf8) 31. Nf3 $36 {[%mdl 2048] White is pushing.} Nd7 32. Kf2 Qxe3+ 33. Rxe3 Bb2 34. Ne2 Nc5 35. b4 Na4 36. Nd2 Nb6 37. Rb3 Bg7 38. Ke3 Ra8 {[#]} 39. Nc3 $1 Kf8 (39... Bxc3 $142 40. Rxc3 Ra4) 40. Nd5 $18 Rb8 $2 (40... Nxd5+ 41. cxd5 Ke7) 41. Nxb6 Rxb6 {[%mdl 4096] Endgame KRB-KRN} 42. Ne4 Ke7 43. b5 Rb7 44. Ra3 f5 45. gxf5 gxf5 46. Nc3 Bxc3 47. Rxc3 {KR-KR} Ra7 48. Rb3 Kd7 49. Kd4 Ra1 50. Rg3 Rf1 51. Rg7+ Ke6 52. Ke3 Re1+ $2 (52... h5 53. Rg6+ Kd7) 53. Kd3 h5 54. b6 {[%cal Bb5b6,Bb6b7][%mdl 32]} Rb1 55. b7 h4 56. Rh7 (56. Kc2 $142 Rb4 57. Rh7) 56... d5 57. Rh6+ Kd7 58. cxd5 (58. c5 $142 Kc7 59. c6 Rb4 60. Rh8 Rb3+ {[#]} 61. Kd4 $1 {[%mdl 512]} Rb2 62. Rc8+ Kd6 63. b8=Q+ Rxb8 64. Rxb8) 58... Kc7 59. Kd4 Re1 60. Rh7+ Kb8 61. Kc5 (61. d6 $142 Rd1+ 62. Ke5 Rd2 63. d7 Re2+ 64. Kxf5 Rd2 65. Ke6 Rd3 66. Rh8+ Kxb7 67. d8=Q {[%mdl 64] Double Attack}) 61... Re3 62. d6 {White mates.} Rd3 63. d7 Rd1 64. Rh8+ {Accuracy: White = 71%, Black = 49%.} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "1.4"]
[White "Korley, Kassa"]
[Black "Yu, Jennifer"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "2416"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,81,17,17,23,19,10,14,31,31,25,16,8,6,22,14,37,0,0,-9,-14,-30,-12,-17,-6,-33,-37,-29,-40,-47,16,0,0,0,52,51,73,85,79,44,129,107,133,112,148,139,137,131,143,147,141,136,277,274,272,284,274,93,335,314,787,765,1028,922,922,701]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bb5 Bd7 7. O-O Be7 8. Re1 O-O 9. Bf1 Re8 10. h3 Bf8 {C66: Ruy Lopez: Steinitz Defence} (10... Nxd4 11. Qxd4 Bc6 12. Be3 d5 13. e5 Ne4 14. Rad1 Nxc3 15. Qxc3 Qd7 16. f4 Bb5 17. Qb3 Bc6 18. Bd4 {1-0 (28) Agopov,M (2431)-Pihlajasalo,A (2438) Finland 2013}) 11. Bg5 h6 12. Bf4 g6 $146 {The position is equal.} ({Predecessor:} 12... a6 13. a3 b5 14. Qd2 Ne5 15. Rad1 Ng6 16. Bg3 c5 17. Nde2 a5 18. f3 {½-½ (50) Pallett,R (2093)-Faber,F (2004) ICCF email 2015}) 13. Nf3 Ne5 14. Nxe5 dxe5 15. Be3 c6 16. Qd2 Kh7 17. Rad1 (17. Bc4 $5 {[%cal Rc4f7]}) 17... Be6 18. Qc1 Qc7 19. f4 exf4 20. Bxf4 Qb6+ 21. Kh1 Rad8 22. Bd3 Nh5 23. Bh2 Be7 ({Better is} 23... Qf2 $15 24. Bg1 Qh4) 24. Rf1 $11 Bg5 25. Qa1 f6 (25... Be3 $11) 26. Rf3 $14 Rf8 27. Rdf1 Ng7 28. b3 (28. Bg1 $5 {[%cal Rg1b6]} Qa5 29. Qe1 $16) 28... h5 ({Black should play} 28... Qb4 $14) 29. Ne2 Rf7 30. Bf4 {[#] aiming for Bxg5.} Rdf8 31. Bxg5 fxg5 32. Rxf7 Rxf7 33. Rxf7 Bxf7 34. Qf6 Be8 (34... Kg8 $16) 35. Qxg5 $18 Qf2 36. Nf4 h4 37. e5 $2 {[#]} (37. Kh2 $18) 37... Kg8 $2 (37... Qg3 $16 38. Qxg3 hxg3) 38. Kh2 ({Don't take} 38. Bxg6 Qg3) ({Not} 38. Nxg6 Bxg6 39. Bxg6 (39. Qxg6 Qe1+ 40. Kh2 Qxe5+ 41. g3 Kf8 $16) 39... Ne6 $16) 38... Qe3 $2 (38... Qg3+ 39. Qxg3 hxg3+ 40. Kxg3 g5) 39. Bc4+ {White is clearly winning.} Kh7 40. Qxh4+ Nh5 41. Nxh5 {Accuracy: White = 57%, Black = 30%.} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "1.5"]
[White "Paragua, Mark"]
[Black "Panchanathan, Magesh Chandran"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2506"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,34,-16,0,0,4,0,0,0,0,0,0,0,0,0,0,0,50]} 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. b3 g6 10. f4 Qb4+ {The position is equal.} 11. Bd2 {C45: Scotch Game} Qb6 {[#] aiming for ...Qd4.} 12. Nc3 Bb4 13. Nxd5 cxd5 14. Bxb4 Qxb4+ 15. Qd2 Qxd2+ 16. Kxd2 dxc4 17. Bxc4 Bb7 {Predecessor:} 18. Rhg1 $146 O-O-O {0-1 (65) Ssegwanyi,A (2373)-Amin,B (2633) Abidjan 2018} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "2.1"]
[White "Mishra, Abhimanyu"]
[Black "Yip, Carissa"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2397"]
[BlackElo "2418"]
[Annotator "ChessBase"]
[PlyCount "50"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 1:30:30]} c5 {[%emt 1:30:30]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. d4 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 4. Nxd4 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 5. c4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 6. Nc3 {[%emt 0:00:30]} Nxd4 {[%emt 0:00:30]} 7. Qxd4 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 8. Be3 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 9. f3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 10. Qd2 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 11. Rc1 {[%emt 0:00:30]} Qa5 {[%emt 0:00:30]} 12. Be2 {[%emt 0:00:30]} Rfc8 {[%emt 0:00:30]} 13. b3 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 14. Na4 {[%emt 0:00:30]} Qxd2+ {[%emt 0:00:30]} 15. Kxd2 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 16. g4 {[%emt 0:00:30]} Rcb8 {[%emt 0:00:30]} 17. Nc3 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 18. Nd5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 19. cxd5 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 20. h4 {[%emt 0:00:30]} b4 {[%emt 0:00:30]} 21. f4 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 22. g5 {[%emt 0:00:30]} Bc3+ {[%emt 0:00:30]} 23. Kc2 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 24. Bxc5 {[%emt 0:00:30]} Rxc5 {[%emt 0:00:30]} 25. Bc4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "2.2"]
[White "Yu, Jennifer"]
[Black "Paragua, Mark"]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "2321"]
[BlackElo "2506"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,132,37,22,41,46,30,45,46,47,57,57,58,5,12,8,47,-15,-34,-16,6,-1,-2,-9,0,0,0,0,0,0,0,0,5,-5,1,-16,-7,-27,-25,-26,-18,-19,6,0,6,8,12,-38,-40,-38,-38,-147,-116,-123,-113,-123,-90,-135,-118,-174,-182,-209,-164,-214,-129,-124,-120,-123,-123,-189,-172,-268,-239,-286,-263,-314,-306,-337,-311,-398,-411,-437,-447,-420,-435,-404,-457,-416,-409,-487,-454,-529,-525,-1748,-458,-613,-593,-616,-616,-615,-615,-480,-606,-587,-578,-585,-397,-552,-532,-29983,-29984,-29990,-29991,-29993,-29994]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c5 7. O-O Nc6 8. dxc5 dxc5 9. Bf4 Be6 10. Ne5 Na5 11. Qa4 Nh5 {E65: King's Indian: Fianchetto: 6...c5 7 0-0 without d5 by White} 12. Rfd1 Qb6 {White must now prevent ...Bxe5.} 13. Nd5 Bxd5 {White is slightly better.} 14. cxd5 Qb4 (14... Nxf4 15. gxf4 Rfd8 16. Rac1 c4 17. b4 cxb3 18. axb3 Nxb3 19. Rb1 {½-½ (45) Potkin,V (2684)-Fedorov,A (2579) Warsaw 2011}) 15. Qxb4 cxb4 16. Nd3 $146 ({Better is} 16. Rac1 $14) ({Predecessor:} 16. Rac1 Rfc8 17. b3 Rc3 18. Nd3 Nxf4 19. gxf4 Rac8 20. e4 Rxc1 21. Rxc1 Rxc1+ 22. Nxc1 Bc3 23. Kf1 b6 24. Ke2 Nb7 25. Ke3 Kf8 {½-½ (25) Dolezal,P (2087)-Rivas Maceda,J (2383) ICCF email 2016}) 16... Nxf4 $11 17. gxf4 Rac8 18. Nxb4 ({White should try} 18. e4 $14) 18... Bxb2 {Threatens to win with ...Rc4.} 19. Rab1 Bg7 20. Rbc1 Rfd8 21. e3 Rc3 22. Rxc3 Bxc3 23. Nd3 Rc8 24. Rc1 Kf8 25. Bf1 Ke8 26. Kg2 Kd8 27. Kf3 Rc7 28. e4 b5 29. Rc2 b4 30. Nc1 f5 31. exf5 gxf5 32. Bd3 Nc4 33. Bxc4 Rxc4 {[%mdl 4096] Endgame KRB-KRN} 34. Ne2 Kd7 35. Ng3 ({Only move:} 35. Ke3 $1 $15) 35... Rd4 36. Nxf5 Rxd5 37. Ne3 Rd4 38. Re2 a5 39. Nf5 (39. Rc2 $17) 39... Rd3+ $19 40. Ke4 Rd1 41. Kf3 e6 42. Ne3 Rd4 43. f5 e5 44. Kg3 {[#]} (44. Rc2 $17) 44... h5 $1 45. Nc2 (45. Rc2 $142) 45... Rg4+ 46. Kf3 Rf4+ 47. Ke3 Rxf5 48. Kd3 Kc6 49. Kc4 Rf4+ 50. Kb3 Kb5 {[%csl Gb5][%cal Ra5a4]} 51. Na3+ Kc5 ({Weaker is} 51... bxa3 52. Kxc3 Rf3+ 53. Re3 $17) 52. Nb1 Bd4 53. Nd2 Kb5 54. a4+ Kc5 55. f3 Kd5 56. Re4 {[#]} Rf5 (56... Rxf3+ $142 $1 {[%mdl 512]} 57. Nxf3 Kxe4) 57. Kc2 Rf8 58. Rh4 Rc8+ 59. Kd1 Rc3 60. Rxh5 b3 {[%cal Bb4b3,Bb3b2][%mdl 32]} 61. Rh8 b2 62. Rb8 Rc1+ 63. Ke2 Bc3 64. Ne4 Bb4 {Black mates.} 65. Rb5+ Kd4 66. Nd2 {[#]} Rc2 $1 {[%mdl 512] Accuracy: White = 36%, Black = 73%.} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "2.3"]
[White "Plotkin, Mark"]
[Black "Korley, Kassa"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2395"]
[BlackElo "2416"]
[Annotator "ChessBase"]
[PlyCount "47"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 1:30:30]} c5 {[%emt 1:30:30]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. d4 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 4. c3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. e5 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 6. Bc4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 7. cxd4 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 8. O-O {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 9. Bd3 {[%emt 0:00:30]} dxe5 {[%emt 0:00:30]} 10. Nxe5 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 11. Nc3 {[%emt 0:00:30]} Bf6 {[%emt 0:00:30]} 12. Ne4 {[%emt 0:00:30]} Nxe5 {[%emt 0:00:30]} 13. Nxf6+ {[%emt 0:00:30]} Qxf6 {[%emt 0:00:30]} 14. dxe5 {[%emt 0:00:30]} Qxe5 {[%emt 0:00:30]} 15. Re1 {[%emt 0:00:30]} Qf6 {[%emt 0:00:30]} 16. Qh5 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 17. Bg5 {[%emt 0:00:30]} Qxb2 {[%emt 0:00:30]} 18. Rad1 {[%emt 0:00:30]} Qxa2 {[%emt 0:00:30]} 19. Re3 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 20. Rf3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 21. Rxf6 {[%emt 0:00:30]} gxf6 {[%emt 0:00:30]} 22. Bxf6 {[%emt 0:00:30]} Qb3 {[%emt 0:00:30]} 23. Qc5 {[%emt 0:00:30]} Qxd1+ {[%emt 0:00:30]} 24. Bf1 {[%emt 0:00:30]} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "2.4"]
[White "Ringoir, Tanguy"]
[Black "Hong, Andrew"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2498"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,101,14,21,4,12,12,10,10,10,25,24,8,22,26,63,67,88,73,72,50,76,85,93,36,80,23,98,54,61,58,71,43,37,8,82,90,89,11,41,41,175,161,263,266,266,274,439,223,368,349,708,705,693,650,831,827,842,835,758,738,875,866,895,901,891,886,880,869,1549,1379,5202,4802,8645,6115,4698,3351,29986,29987,29987,29988,29990,29991,29991,29992,29992,29993,29994,29994,29995,29996,29996,29997]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 {E04: Open Catalan: 5 Nf3} Bxd2+ 8. Qxd2 c6 9. a4 {The position is equal.} Ne4 10. Qf4 Qb6 11. Ne5 Qb4+ 12. Nd2 Nxd2 13. Qxd2 ({Not} 13. Qxf7+ Kd8 $17) 13... Nd7 $146 ({Predecessor:} 13... Ra6 14. Qxb4 axb4 15. Nxc4 {1-0 (53) Thybo,J (2576)-Smith,A (2470) Aarhus 2019}) 14. Qxb4 axb4 15. Nxc4 Ra6 16. O-O Ke7 17. e3 (17. f4 $16) 17... Rd8 18. Rfc1 (18. f4 $16) 18... f6 (18... e5 $1 $11 {remains equal.}) 19. Bh3 e5 20. a5 Ra7 21. Rc2 $36 {[%mdl 2048] White has good play.} g6 22. f3 Ra6 (22... exd4 $11 23. exd4 f5) 23. Kf2 $16 h5 24. Rd1 ({White should try} 24. Bxd7 $16 Bxd7 25. dxe5) 24... exd4 25. Rxd4 {[#] Strongly threatening Rcd2.} c5 ({Black should play} 25... Nb6 $14) 26. Rd5 $18 {aiming for Rcd2.} f5 (26... b5 $142) 27. Rcd2 Rf8 28. e4 b5 $2 (28... Nb8 29. Re2 (29. Rxc5 Rc6 $18) 29... f4) 29. Ne3 (29. Nd6 $142) 29... Nf6 (29... Rxa5 {was necessary.} 30. exf5 g5) 30. Rxc5 Ng4+ $2 (30... Rd6) 31. fxg4 fxg4+ 32. Ke1 gxh3 33. Nd5+ {[%mdl 64] Double Attack} Kd6 {[#]} 34. Rxc8 $1 {[%mdl 512]} Rxc8 35. Nxb4+ {[%mdl 64] Discovered Attack} Ke5 36. Nxa6 Kxe4 {[%mdl 4096] Endgame KRN-KR} 37. b4 Rc1+ 38. Ke2 Rh1 39. Nc5+ Kf5 40. Kd3 Kg4 41. Ra2 Rd1+ 42. Ke4 Re1+ 43. Kd4 Rg1 44. a6 {White mates.} Rg2 45. Ra1 Rxh2 46. a7 Rd2+ 47. Nd3 Kxg3 48. a8=Q Rg2 49. Ke3 g5 50. Qf3+ Kh4 51. Ne5 {Accuracy: White = 64%, Black = 31%.} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.17"]
[Round "2.5"]
[White "Jacobson, Brandon"]
[Black "Panchanathan, Magesh Chandran"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2470"]
[BlackElo "2482"]
[Annotator "ChessBase"]
[PlyCount "39"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 1:30:30]} e5 {[%emt 1:30:30]} 2. Nc3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 3. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 4. e4 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 5. d4 {[%emt 0:00:30]} exd4 {[%emt 0:00:30]} 6. Nxd4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 7. Be3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 8. Be2 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 9. f3 {[%emt 0:00:30]} Nh5 {[%emt 0:00:30]} 10. Qd2 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 11. O-O-O {[%emt 0:00:30]} Nxd4 {[%emt 0:00:30]} 12. Bxd4 {[%emt 0:00:30]} Bxd4 {[%emt 0:00:30]} 13. Qxd4 {[%emt 0:00:30]} Qg5+ {[%emt 0:00:30]} 14. Qd2 {[%emt 0:00:30]} Qxd2+ {[%emt 0:00:30]} 15. Kxd2 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 16. Nd5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 17. cxd5 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 18. dxc6 {[%emt 0:00:30]} bxc6 {[%emt 0:00:30]} 19. Rc1 {[%emt 0:00:30]} Nf4 {[%emt 0:00:30]} 20. Rc2 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "3.1"]
[White "Hong, Andrew"]
[Black "Mishra, Abhimanyu"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2428"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,85,31,37,23,32,30,31,25,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,21,16,127,127,127,120,120,116,131,127,131,129,129,143,132,148,131,133,115,62,218,213,224,214,275,265,264,258,240,243,262,160,351,345,532,529,589,589,589,589,625,622,615,615,4710,4710,4618,4133,1425,1181]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2} Nf6 8. O-O-O Ne5 9. Qg3 {White is slightly better.} b5 {next ...b4 is good for Black.} 10. a3 (10. f4 $5 {[%cal Rf4e5]} Neg4 11. Bg1 $14) 10... Bb7 11. Bxb5 Rc8 $1 (11... axb5 $6 12. Ndxb5 Qb8 13. Bb6 $16) (11... Nxe4 $6 12. Bxd7+ $1 {[%mdl 512]} Qxd7 13. Nxe4 $16) 12. Ba4 {Threatens to win with Bf4.} (12. Bf4 Nh5 $17) 12... Nxe4 13. Nxe4 Bxe4 14. Bf4 Qa5 15. Bxe5 {Hoping for Bxd7+!} Qxa4 {[#]} 16. Rd2 $146 f6 17. Bd6 $36 {[%mdl 2048] aiming for Re1. White is more active.} Kf7 $1 18. Re1 Bg6 $1 19. Ree2 e5 (19... Qc4 $11 {keeps the balance.}) 20. b3 $16 Qa5 21. Qh3 Rd8 22. b4 Qa4 23. Qb3+ Qxb3 24. Nxb3 Bf5 25. Nc5 Bxd6 26. Rxd6 a5 27. Nb7 Rc8 28. Rdd2 ({Resist} 28. bxa5 Be6 $14) (28. Nxa5 $16 Rc3 29. Kb2) 28... Rc3 $2 ({Black should try} 28... axb4 $1 $14 29. Nd6+ {[%mdl 64] Double Attack} Ke6) 29. Nd6+ $18 ({Weaker is} 29. bxa5 Be6 $11) 29... Kg6 {[#]} 30. Re3 $1 {[%cal Re3c3]} ({Inferior is} 30. bxa5 Be6 $15) 30... axb4 31. axb4 Rxe3 32. fxe3 {[%mdl 4096] Endgame KRB-KRN} Rb8 33. b5 {[%cal Bb4b5,Bb5b6][%mdl 32]} Be6 34. e4 Ra8 $2 (34... Kg5 $16 35. c4 g6) 35. c4 Ra4 (35... Rb8 {is a better defense.} 36. c5 h5) 36. b6 {White is clearly winning.} Bxc4 {Now ...Ba6 and Black clings on.} 37. b7 Rb4 {Black hopes to continue with ...Ba6.} 38. Rb2 Bb3 39. Kd2 Rxb7 40. Nxb7 Ba4 41. Rb4 Bc6 42. Nd8 Ba8 43. Ra4 {Accuracy: White = 91%, Black = 59%.} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "3.2"]
[White "Yip, Carissa"]
[Black "Jacobson, Brandon"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2418"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "20"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,20,0,44]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. Be3 Ng4 9. Bc1 Nf6 10. Be3 $146 ({Predecessor:} 10. Be2 e5 11. Nb3 Be7 12. Nd2 Nc6 13. Nc4 Nd4 14. Bd3 Bg4 15. f3 Be6 16. Ne3 O-O 17. O-O Nd7 18. Ncd5 Bg5 19. c3 Nc6 {0-1 (40) Topalov,V (2737)-Vachier Lagrave,M (2780) Jerusalem 2019}) 10... Ng4 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "3.3"]
[White "Korley, Kassa"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[WhiteElo "2416"]
[BlackElo "2498"]
[Annotator "NA RC"]
[PlyCount "12"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 1:30:30]} Nf6 {[%emt 1:30:30]} 2. g3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. Bg2 {[%emt 0:00:30]} e6 4. O-O {[%emt 0:00:30]} Be7 {[%emt 0:01:00]} 5. d4 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 6. c4 {[%emt 0:00:30]} dxc4 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "3.4"]
[White "Paragua, Mark"]
[Black "Plotkin, Mark"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2506"]
[BlackElo "2395"]
[Annotator "ChessBase"]
[PlyCount "87"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 1:30:30]} g6 {[%emt 1:30:30]} 2. d4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 3. Nc3 {[%emt 0:00:30]} d6 4. f4 {[%emt 0:00:30]} Nf6 {[%emt 0:01:00]} 5. Nf3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 6. Bd3 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 7. dxc5 {[%emt 0:00:30]} dxc5 {[%emt 0:00:30]} 8. e5 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 9. Nxd5 {[%emt 0:00:30]} Qxd5 {[%emt 0:00:30]} 10. Qe2 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 11. Be4 {[%emt 0:00:30]} Qd8 {[%emt 0:00:30]} 12. c3 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 13. Be3 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 14. b4 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 15. bxc5 {[%emt 0:00:30]} bxc5 {[%emt 0:00:30]} 16. Rb1 {[%emt 0:00:30]} Rab8 {[%emt 0:00:30]} 17. O-O {[%emt 0:00:30]} Rfd8 {[%emt 0:00:30]} 18. Nd2 {[%emt 0:00:30]} Na5 {[%emt 0:00:30]} 19. Bxb7 {[%emt 0:00:30]} Rxb7 {[%emt 0:00:30]} 20. Qa6 {[%emt 0:00:30]} Rdb8 {[%emt 0:00:30]} 21. Rxb7 {[%emt 0:00:30]} Rxb7 {[%emt 0:00:30]} 22. Ne4 {[%emt 0:00:30]} Qc6 {[%emt 0:00:30]} 23. Qxc6 {[%emt 0:00:30]} Nxc6 {[%emt 0:00:30]} 24. Bxc5 {[%emt 0:00:30]} Rb2 {[%emt 0:00:30]} 25. Rd1 {[%emt 0:00:30]} Rxa2 {[%emt 0:00:30]} 26. Rd7 {[%emt 0:00:30]} Ra4 {[%emt 0:00:30]} 27. Nd2 {[%emt 0:00:30]} Rxf4 {[%emt 0:00:30]} 28. Rc7 {[%emt 0:00:30]} Bxe5 {[%emt 0:00:30]} 29. Rxc6 {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 30. Rc8+ {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 31. Rd8 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 32. Bxa7 {[%emt 0:00:30]} Ra4 {[%emt 0:00:30]} 33. Bc5 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 34. Kf2 {[%emt 0:00:30]} g4 {[%emt 0:00:30]} 35. Ke3 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 36. Bd4+ {[%emt 0:00:30]} Bxd4+ {[%emt 0:00:30]} 37. Rxd4 {[%emt 0:00:30]} Ra3+ {[%emt 0:00:30]} 38. Rd3 {[%emt 0:00:30]} Ra1 {[%emt 0:00:30]} 39. Rd7+ {[%emt 0:00:30]} Kg6 {[%emt 0:00:30]} 40. Re7 {[%emt 0:00:30]} Re1+ {[%emt 0:00:30]} 41. Kf2 {[%emt 0:00:30]} Re5 {[%emt 0:00:30]} 42. Nc4 {[%emt 0:00:30]} Rc5 {[%emt 0:00:30]} 43. Rxe6+ {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 44. Rc6 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "3.5"]
[White "Panchanathan, Magesh Chandran"]
[Black "Yu, Jennifer"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2482"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,148,-32,-10,-20,-17,-43,-10,-50,-25,-34,-13,-33,-17,-19,-10,-8,-16,-26,-13,-21,29,35,31,31,32,33,35,31,48,41,41,43,41,39,41,40,45,35,54,54,54,54,54,54,54,54,57,62,69,0,0,0,0,-18,0,-10,-17,-37,0,0,0,-37,-52,-43,-37,-44,-36,-42,-42,-58,-18,-22,-39,-69,-73,-74,-34,-137,-137,-131,-130,-140,-137,-130,-137,-144,-135,-155,0,-114,0,-149,-142,-278,-306,-306,-297,-278,-215,-383,-383,-396,-396,-359,-269,-257,-131,-131,-131,-138,-10,-10,-12,-180,-8,-8,-8,-8,-8,-60,-8,-43,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e5 2. Nc3 Bb4 3. Qc2 Nf6 4. e3 O-O 5. a3 Bxc3 $1 6. Qxc3 {A21: English Opening: 1...e5 2 Nc3} Re8 (6... Nc6 7. Nf3 Re8 8. d3 d5 9. cxd5 Nxd5 10. Qc2 a5 11. b3 Qf6 12. Be2 Qg6 13. Bb2 {1-0 (57) Neiksans,A (2627)-Berzinsh,R (2408) Tallinn 2017}) 7. Qc2 $146 ({Predecessor:} 7. d3 Nc6 8. e4 a5 9. Nf3 d6 10. h3 Nd7 11. Bg5 f6 12. Be3 Nc5 13. g4 Ne6 14. Be2 Qe7 15. Bd1 Bd7 16. Bc2 Nb4 17. Bd1 Nc6 18. Bc2 Nb4 19. Bd1 {½-½ (19) Hovhannisyan,M (2444)-Sterck,A (2316) Roux 2019}) 7... c5 8. b3 b6 9. Bb2 Bb7 10. Ne2 d5 11. cxd5 Bxd5 12. Nc3 Bb7 13. Bc4 Bxg2 14. Rg1 Bf3 15. Qf5 $36 {[%mdl 2048] White fights for an advantage.} Bh5 16. Nd5 Nbd7 $1 17. Nxf6+ Nxf6 18. Bxe5 Bg6 19. Bxf6 Qxf6 20. Qxf6 gxf6 21. Rg4 Kf8 22. Rf4 Re5 23. O-O-O Ke7 24. Kb2 Rd8 25. Kc3 Rd6 26. h4 Bh5 27. Rg1 Bg6 28. d4 Rh5 29. Be2 ({White should try} 29. Re1 $14) 29... cxd4+ $11 30. exd4 Rc6+ 31. Kb4 a5+ 32. Ka4 Rd5 {Strongly threatening ...Bf5.} 33. Bb5 (33. Bf3 $2 Rc4+ $1 {[%mdl 512]} 34. bxc4 Bc2#) 33... Rcd6 34. Re1+ Kf8 {aiming for ...Rxb5!} 35. Rd1 Bc2 36. Rd2 Bxb3+ 37. Kxb3 {And now Bc4 would win.} Rxb5+ $15 {[%mdl 4096] Endgame KRR-KRR} 38. Kc4 Rb1 39. Rf5 Ke7 40. d5 Rc1+ 41. Kb5 Rc3 42. Re2+ Kd7 43. Re3 (43. Rh5 $1 $15) 43... Rc5+ $17 44. Ka6 a4 $1 ({Much less strong is} 44... Rcxd5 45. Rxd5 Rxd5 46. Kxb6 $15) 45. Re4 b5+ ({Much worse is} 45... Rdxd5 $6 46. Rxf6 Rf5 47. Rxf5 $11) ({Reject} 45... Rcxd5 $6 46. Rxd5 Rxd5 47. Kxb6 $11) 46. Ka5 Rcxd5 47. Ref4 Ke7 48. Re4+ Kd7 49. Ref4 Ke7 50. Re4+ $1 Kf8 51. Ref4 (51. Rff4 $17) 51... Rxf5 $19 52. Rxf5 {KR-KR} Rd3 $1 53. Kxb5 Rxa3 54. Rxf6 $2 (54. Kb4 Rh3 55. h5) 54... Rh3 55. Kxa4 Rxh4+ 56. Kb3 Kg7 $1 {[%cal Rg7f6]} 57. Rf3 Kg6 ({Black should play} 57... Rd4 $1 $19 58. Rg3+ Kh8) 58. Kc3 $17 f5 $1 59. Kd3 {[#]} Kg5 (59... Re4 $1 $17 {White should prevent ...h5.} 60. Rg3+ Rg4) 60. Rg3+ $11 Rg4 {( -> ...Rxg3+)} 61. Rh3 $2 {[#]} (61. Re3 $1 $11 {and White is okay.}) 61... h5 $2 (61... Re4 $1 $19 {With the idea ...h5.} 62. Rxh7 Kg4) 62. Ke2 h4 63. Kf1 Kh5 {Black wants to play ...Rc4.} 64. Rb3 (64. Rf3 $11) 64... Rg5 (64... Rd4 $1 $15) 65. Ra3 f4 66. Rb3 {The position is equal.} Rg8 67. Ra3 Rg4 68. Rb3 Kg6 69. Ra3 $1 Kf5 70. Rh3 Ke5 71. f3 Rg3 72. Rxh4 Rxf3+ 73. Ke2 Ra3 74. Rh8 Ke4 {Accuracy: White = 57%, Black = 53%.} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "4.1"]
[White "Mishra, Abhimanyu"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2397"]
[BlackElo "2416"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,57,46,48,32,26,8,15,11,22,23,12,9,16,0,0,-34,-34,-23,-23,-20,-14,-20,-7,-18,-12,-11,1,-6,0,0,-2,-16,0,0,18,16,16,18,20,27,8,29]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. a4 O-O 7. O-O c6 8. h3 h6 9. Re1 Re8 10. Ba2 {C41: Philidor Defence} exd4 11. Qxd4 (11. Nxd4 Bf8 12. Bf4 Nc5 13. Qf3 Ne6 14. Bxe6 Bxe6 15. Rad1 d5 16. e5 Nd7 17. Nce2 Nc5 {½-½ (45) Alekseenko,K (2674)-Berkes,F (2667) Batumi 2019}) 11... Nf8 $146 ({Predecessor:} 11... Bf8 12. Bf4 Nc5 13. Rad1 Be6 14. b4 Nxa4 15. Nxa4 Bxa2 16. Nc3 Be6 17. Bxd6 Qxd6 18. Qxd6 Bxd6 19. Rxd6 {½-½ (66) Berke,A (2151)-Velickovski Nejkovic,M (2186) Rijeka 2018}) 12. Be3 Be6 13. Bxe6 Nxe6 14. Qd3 Bf8 15. Rad1 Qc7 16. Qc4 a6 {[%cal Ba7a6,Ba6b5][%mdl 32]} 17. b4 b5 18. axb5 axb5 19. Qb3 Nd7 20. Ne2 Nb6 21. Nd2 Rab8 22. Nf4 d5 23. Bxb6 Qxb6 24. Nd3 d4 25. e5 c5 26. bxc5 Nxc5 27. Nxc5 Bxc5 28. Qd3 Bb4 29. Re2 {Accuracy: White = 47%, Black = 54%.} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "4.2"]
[White "Plotkin, Mark"]
[Black "Panchanathan, Magesh Chandran"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2395"]
[BlackElo "2482"]
[Annotator "RC"]
[PlyCount "154"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 1:30:30]} e5 {[%emt 1:30:30]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. d4 {[%emt 0:00:30]} exd4 {[%emt 0:00:30]} 4. c3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 5. exd5 {[%emt 0:00:30]} Qxd5 {[%emt 0:00:30]} 6. cxd4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 7. Nc3 {[%emt 0:00:30]} Bb4 {[%emt 0:00:30]} 8. Bd3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. O-O {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 10. bxc3 {[%emt 0:00:30]} Bg4 {[%emt 0:00:30]} 11. Be3 {[%emt 0:00:30]} Na5 {[%emt 0:00:30]} 12. Re1 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 13. Bf4 {[%emt 0:00:30]} Bxf3 {[%emt 0:00:30]} 14. gxf3 {[%emt 0:00:30]} Rfe8 {[%emt 0:00:30]} 15. Re5 {[%emt 0:00:30]} Rxe5 {[%emt 0:00:30]} 16. dxe5 {[%emt 0:00:30]} Rd8 {[%emt 0:00:30]} 17. exf6 {[%emt 0:00:30]} Qxd3 {[%emt 0:00:30]} 18. Qxd3 {[%emt 0:00:30]} Rxd3 {[%emt 0:00:30]} 19. Re1 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 20. Re3 {[%emt 0:00:30]} Rd1+ {[%emt 0:00:30]} 21. Kg2 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 22. h4 {[%emt 0:00:30]} Rd5 {[%emt 0:00:30]} 23. Kg3 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 24. Re8+ {[%emt 0:00:30]} Kh7 {[%emt 0:00:30]} 25. Re7 {[%emt 0:00:30]} gxf6 {[%emt 0:00:30]} 26. Rxf7+ {[%emt 0:00:30]} Kg6 {[%emt 0:00:30]} 27. Rc7 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 28. Be3 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 29. Ra7 {[%emt 0:00:30]} Nc4 {[%emt 0:00:30]} 30. Rxa6 {[%emt 0:00:30]} Rd3 {[%emt 0:00:30]} 31. Bf4 {[%emt 0:00:30]} Rxc3 {[%emt 0:00:30]} 32. Bc7 {[%emt 0:00:30]} Rd3 {[%emt 0:00:30]} 33. a4 {[%emt 0:00:30]} Rb3 {[%emt 0:00:30]} 34. Bd8 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 35. Ra7+ {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 36. Re7+ {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 37. Rh7 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 38. Rxh5 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 39. Kg2 {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 40. Rh6 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 41. Rh7 {[%emt 0:00:30]} c3 {[%emt 0:00:30]} 42. Re7+ {[%emt 0:00:30]} Kd6 {[%emt 0:00:30]} 43. Re1 {[%emt 0:00:30]} c2 {[%emt 0:00:30]} 44. Be7+ {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 45. Rc1 {[%emt 0:00:30]} Rc3 {[%emt 0:00:30]} 46. h5 {[%emt 0:00:30]} Kc4 {[%emt 0:00:30]} 47. h6 {[%emt 0:00:30]} Kb3 {[%emt 0:00:30]} 48. Bd6 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 49. h7 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 50. Be7 {[%emt 0:00:30]} Kb2 {[%emt 0:00:30]} 51. Rxc2+ {[%emt 0:00:30]} Kxc2 {[%emt 0:00:30]} 52. Bxf6 {[%emt 0:00:30]} Nf7 {[%emt 0:00:30]} 53. Kg3 {[%emt 0:00:30]} Ra8 {[%emt 0:00:30]} 54. f4 {[%emt 0:00:30]} Kd3 {[%emt 0:00:30]} 55. Kg4 {[%emt 0:00:30]} Ke4 {[%emt 0:00:30]} 56. f3+ {[%emt 0:00:30]} Ke3 {[%emt 0:00:30]} 57. Kf5 {[%emt 0:00:30]} Kxf3 {[%emt 0:00:30]} 58. Kg6 {[%emt 0:00:30]} Ra7 {[%emt 0:00:30]} 59. f5 {[%emt 0:00:30]} Ke4 {[%emt 0:00:30]} 60. h8=Q {[%emt 0:00:30]} Nxh8+ {[%emt 0:00:30]} 61. Bxh8 {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 62. f6 {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 63. Bg7 {[%emt 0:00:30]} Rf7 {[%emt 0:00:30]} 64. Kg5 {[%emt 0:00:30]} Rd7 {[%emt 0:00:30]} 65. Kg6 {[%emt 0:00:30]} Rd1 {[%emt 0:00:30]} 66. Bh6 {[%emt 0:00:30]} Rf1 {[%emt 0:00:30]} 67. Bg5 {[%emt 0:00:30]} Rg1 {[%emt 0:00:30]} 68. Kh5 {[%emt 0:00:30]} Rg3 {[%emt 0:00:30]} 69. Kg6 {[%emt 0:00:30]} Rf3 {[%emt 0:00:30]} 70. Kg7 {[%emt 0:00:30]} Rg3 {[%emt 0:00:30]} 71. Kg6 {[%emt 0:00:30]} Rg2 {[%emt 0:00:30]} 72. Kh5 {[%emt 0:00:30]} Rf2 {[%emt 0:00:30]} 73. Be3 {[%emt 0:00:30]} Rh2+ {[%emt 0:00:30]} 74. Kg6 {[%emt 0:00:30]} Rg2+ {[%emt 0:00:30]} 75. Kh5 {[%emt 0:00:30]} Kxf6 {[%emt 0:00:30]} 76. Bxb6 {[%emt 0:00:30]} Kf5 {[%emt 0:00:30]} 77. Kh4 {[%emt 0:00:30]} Rg4+ {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "4.3"]
[White "Ringoir, Tanguy"]
[Black "Paragua, Mark"]
[Result "1/2-1/2"]
[WhiteElo "2498"]
[BlackElo "2506"]
[Annotator "NA RC"]
[PlyCount "11"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 8,11,0,11,32767,15]} 1. d4 {[%emt 1:30:30]} d5 {[%emt 1:30:30]} 2. c4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 3. Nf3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. g3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 5. Bg2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 6. O-O $11 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "4.4"]
[White "Jacobson, Brandon"]
[Black "Yu, Jennifer"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2470"]
[BlackElo "2321"]
[Annotator "RC"]
[PlyCount "127"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 1:30:30]} d5 {[%emt 1:30:30]} 2. c4 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 3. Nf3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. e3 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 5. Nc3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 6. Nh4 {[%emt 0:00:30]} Bg6 {[%emt 0:00:30]} 7. Nxg6 {[%emt 0:00:30]} hxg6 {[%emt 0:00:30]} 8. Qb3 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 9. g3 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 10. cxd5 {[%emt 0:00:30]} exd5 {[%emt 0:00:30]} 11. Bg2 {[%emt 0:00:30]} Bd6 {[%emt 0:00:30]} 12. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 13. f3 {[%emt 0:00:30]} Qb6 {[%emt 0:00:30]} 14. Qxb6 {[%emt 0:00:30]} Nxb6 {[%emt 0:00:30]} 15. e4 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 16. e5 {[%emt 0:00:30]} Nfd7 {[%emt 0:00:30]} 17. f4 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 18. b3 {[%emt 0:00:30]} Rfe8 {[%emt 0:00:30]} 19. h4 {[%emt 0:00:30]} Nf8 {[%emt 0:00:30]} 20. Bh3 {[%emt 0:00:30]} Nc8 {[%emt 0:00:30]} 21. h5 {[%emt 0:00:30]} Ne7 {[%emt 0:00:30]} 22. hxg6 {[%emt 0:00:30]} Nfxg6 {[%emt 0:00:30]} 23. Ne2 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 24. Ba3 {[%emt 0:00:30]} Rh8 {[%emt 0:00:30]} 25. Kg2 {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 26. Ng1 {[%emt 0:00:30]} Ng8 {[%emt 0:00:30]} 27. Nf3 {[%emt 0:00:30]} Bd8 {[%emt 0:00:30]} 28. Ne1 Nh6 {[%emt 0:00:30]} 29. Nd3 {[%emt 0:01:00]} b6 {[%emt 0:00:30]} 30. Rac1 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 31. Rc2 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 32. Bb2 {[%emt 0:00:30]} Rc7 {[%emt 0:00:30]} 33. b4 {[%emt 0:00:30]} Rhc8 {[%emt 0:00:30]} 34. a4 {[%emt 0:00:30]} Nf8 {[%emt 0:00:30]} 35. Rfc1 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 36. Kf3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 37. g4 {[%emt 0:00:30]} fxg4+ {[%emt 0:00:30]} 38. Bxg4+ {[%emt 0:00:30]} Nxg4 {[%emt 0:00:30]} 39. Kxg4 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 40. bxa5 {[%emt 0:00:30]} bxa5 {[%emt 0:00:30]} 41. Bc3 {[%emt 0:00:30]} Ra7 {[%emt 0:00:30]} 42. Bxa5 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 43. Bb4 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 44. Bxe7 {[%emt 0:00:30]} Kxe7 {[%emt 0:00:30]} 45. Rh1 {[%emt 0:00:30]} Rxa4 {[%emt 0:00:30]} 46. Rh7+ {[%emt 0:00:30]} Kd8 {[%emt 0:00:30]} 47. Nc1 {[%emt 0:00:30]} Nf8 {[%emt 0:00:30]} 48. Rf7 {[%emt 0:00:30]} Ke8 {[%emt 0:00:30]} 49. Rb7 Rca8 {[%emt 0:00:30]} 50. Rh2 {[%emt 0:01:00]} R4a7 {[%emt 0:00:30]} 51. Rb5 {[%emt 0:00:30]} Ra5 {[%emt 0:00:30]} 52. Rb7 {[%emt 0:00:30]} R5a7 53. Rxa7 {[%emt 0:00:30]} Rxa7 54. Ne2 {[%emt 0:00:30]} Ra2 {[%emt 0:01:30]} 55. Kf3 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 56. Rh1 {[%emt 0:00:30]} Rd2 {[%emt 0:00:30]} 57. Ra1 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 58. Ra7+ {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 59. Ra8+ {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 60. Ra7+ {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 61. Ra8+ {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 62. Ra7+ {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 63. Ra8+ {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 64. Ra7+ {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.18"]
[Round "4.5"]
[White "Yip, Carissa"]
[Black "Hong, Andrew"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2418"]
[BlackElo "2428"]
[Annotator "RC"]
[PlyCount "97"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 1:30:30]} c5 {[%emt 1:30:30]} 2. Nf3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 3. d4 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 4. Qxd4 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 5. Bb5 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 6. Bxc6+ {[%emt 0:00:30]} bxc6 {[%emt 0:00:30]} 7. O-O {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 8. Qe3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 9. c4 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 10. b3 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 11. Nc3 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 12. Na4 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 13. Nc3 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 14. Qd3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 15. Bg5 {[%emt 0:00:30]} f6 {[%emt 0:00:30]} 16. Bd2 {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 17. Ne1 {[%emt 0:00:30]} a4 {[%emt 0:00:30]} 18. Nc2 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 19. Ne3 {[%emt 0:00:30]} Bc6 {[%emt 0:00:30]} 20. Rfb1 {[%emt 0:00:30]} axb3 {[%emt 0:00:30]} 21. Rxb3 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 22. h3 {[%emt 0:00:30]} Rhb8 {[%emt 0:00:30]} 23. Rab1 {[%emt 0:00:30]} Bf8 {[%emt 0:00:30]} 24. Kh2 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 25. a4 {[%emt 0:00:30]} Rxb3 {[%emt 0:00:30]} 26. Rxb3 {[%emt 0:00:30]} Qa7 {[%emt 0:00:30]} 27. Nb5 {[%emt 0:00:30]} Bxb5 {[%emt 0:00:30]} 28. axb5 {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 29. Nd5 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 30. Nxb6 {[%emt 0:00:30]} Qxb6 {[%emt 0:00:30]} 31. Ra3 {[%emt 0:00:30]} Rxa3 {[%emt 0:00:30]} 32. Qxa3 Be7 {[%emt 0:00:30]} 33. Qa6 {[%emt 0:01:00]} Bd8 {[%emt 0:00:30]} 34. Qc8 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 35. Qd7+ {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 36. h4 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 37. f3 {[%emt 0:00:30]} Qb8 {[%emt 0:00:30]} 38. Ba5 {[%emt 0:00:30]} Qa8 {[%emt 0:00:30]} 39. b6 {[%emt 0:00:30]} Qxa5 {[%emt 0:00:30]} 40. b7 Qb4 {[%emt 0:00:30]} 41. Qc8 {[%emt 0:01:00]} Qe1 {[%emt 0:00:30]} 42. b8=Q {[%emt 0:00:30]} Qxh4+ {[%emt 0:00:30]} 43. Qh3 {[%emt 0:00:30]} Qf4+ {[%emt 0:00:30]} 44. Qg3 {[%emt 0:00:30]} Qh6 {[%emt 0:00:30]} 45. Qb7 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 46. exf5 {[%emt 0:00:30]} gxf5 {[%emt 0:00:30]} 47. Qd5+ {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 48. Qh4+ {[%emt 0:00:30]} Kg6 {[%emt 0:00:30]} 49. Qe6+ {[%emt 0:00:30]} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "5.1"]
[White "Paragua, Mark"]
[Black "Mishra, Abhimanyu"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2506"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,113,22,13,19,-29,-15,-22,-28,-23,-15,-17,-8,-8,-8,-12,-8,-15,-15,-24,-9,-10,-12,-11,-19,-6,0,-10,0,0,0,-7,0,0,31,29,30,22,26,22,29,29,29,29,29,29,29,27,32,33,34,39,76,13,49,49,45,23,23,23,23,25,43,17,17,0,0,0,0,0,8,8,8,8,8,8,17,17,17,17,17,17,17,17,17,17,17,17,17,17,17,0,17,17,17,0,0,0,17,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qb3 Nb6 6. d4 Bg7 7. e4 Bg4 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} 8. Be3 (8. Bb5+ c6 9. Ng5 O-O 10. Be2 Bxe2 11. Nxe2 Na6 12. Qh3 h6 13. Nf3 h5 14. Rg1 Nb4 15. g4 {1-0 (31) Wojtaszek,R (2745)-Mamedyarov,S (2772) Shamkir 2017}) 8... Bxf3 $1 9. gxf3 Bxd4 10. Rd1 e5 11. Nb5 {[%cal Rb5d4]} Nc6 12. h4 $146 {[%mdl 2048] White is not holding back} ({Predecessor:} 12. Nxd4 exd4 13. Bb5 O-O 14. Bxc6 bxc6 15. Bxd4 {1-0 (41) Zimina,O (2394)-Atalik,E (2468) Heraklio 2017}) 12... Qe7 {next ...0-0-0 is good for Black.} 13. Nxd4 Nxd4 14. Bxd4 exd4 15. Rxd4 O-O 16. h5 Qf6 17. Qc3 Rad8 18. Rd3 Qxc3+ 19. Rxc3 c6 20. Ra3 Nc8 21. Bh3 a6 22. Ke2 Rfe8 23. hxg6 hxg6 24. Rb3 Nd6 25. Rd1 {Strongly threatening Rbd3.} Kf8 26. Rbd3 Ke7 27. e5 Nf5 28. Bxf5 gxf5 29. Ke3 Rxd3+ 30. Rxd3 $11 {[%mdl 4096] Endgame KR-KR} f6 31. Kf4 fxe5+ 32. Kxf5 (32. Kxe5 $16 Rh8 33. Kxf5) 32... Rh8 33. Kxe5 Rh5+ 34. Ke4 Ra5 35. Rb3 Rxa2 36. Rxb7+ Ke6 37. Kd4 a5 {The position is equal.} 38. Kc3 a4 39. Ra7 c5 40. f4 Kf5 41. Kc2 {[#] Kb1 is the strong threat.} Ra1 42. Ra5 Kxf4 43. Rxc5 Rf1 44. Rc4+ Ke5 45. Rxa4 Rxf2+ 46. Kb3 Kd5 47. Rb4 Kc6 48. Ka4 Rf8 49. Rb5 Ra8+ 50. Ra5 Rf8 51. b4 Kb7 52. Rh5 Rf6 53. Kb5 Rb6+ 54. Kc4 Rc6+ 55. Rc5 Kb6 56. Kd5 Rxc5+ 57. bxc5+ {Accuracy: White = 76%, Black = 73%.} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "5.2"]
[White "Korley, Kassa"]
[Black "Yip, Carissa"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2416"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,80,27,10,20,2,14,0,120,105,132,82,83,80,79,77,90,93,82,83,85,46,66,-38,-29,-31,0,-25,29,27,18,-6,0,0,21,-91,-81,-83,-83,-87,-81,-77,-79,-78,-85,-89,-72,-65,-68,-79,-73,-76,-13,-100,-104,-110,-97,-308,-308,-307,-283,-310,-304,-310,-298,-1065,-1054,-964,-930]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Qd2 Nd7 6. f3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 7. a4 b4 8. Nd1 a5 {B06: Modern Defence} 9. c3 Rb8 10. Nh3 (10. h4 h6 11. h5 g5 12. Bd3 Ngf6 13. Ne2 c5 14. f4 c4 15. Bb1 bxc3 16. Ndxc3 {1-0 (36) Cernousek,L (2442)-Benjamin,J (2583) ICC INT 2009}) 10... Nb6 $146 (10... Ngf6 $11) ({Predecessor:} 10... Qb6 11. Nf4 c5 12. Bb5 cxd4 13. Bxd4 Bxd4 14. cxd4 Ba6 15. Bxd7+ Kxd7 16. Ne3 {1-0 (48) Anka,E (2390)-Salman,N (2264) Las Vegas 2001}) 11. cxb4 $16 axb4 12. a5 ({Of course not} 12. Qxb4 $6 Bxh3 13. gxh3 Nd5 $11) 12... Bxh3 13. gxh3 Nd7 14. Be2 Ngf6 15. O-O O-O 16. Nf2 c5 17. Rfc1 {aiming for a6.} Nh5 18. d5 (18. dxc5 $14 Nxc5 19. Bc4) 18... Ra8 19. a6 Qb6 20. Ra4 Rfb8 ({Better is} 20... f5 21. f4 Nhf6) 21. f4 Nhf6 22. Rca1 Qd8 23. Ra5 Ne8 24. a7 (24. h4 $11) 24... Rb7 $17 25. Bb5 {White wants to play Bc6.} Qc7 26. Kg2 Rbxa7 27. Rxa7 Rxa7 28. Rxa7 Qxa7 29. Qxb4 {[%mdl 64] [#] Pin} Nb6 30. Qb3 Nc7 31. Bc6 Qa6 32. Kf3 Bf8 (32... h5 $17) 33. e5 (33. Qa3 $11 {remains equal.}) 33... Nc4 34. exd6 exd6 35. Bc1 $2 {[#]} (35. h4 $17 {keeps fighting.}) 35... Na5 $1 $19 {[%cal Ra5b3]} 36. Qa4 Nxc6 37. Qxc6 Qf1 {Played: Qa6-c4} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "5.3"]
[White "Hong, Andrew"]
[Black "Jacobson, Brandon"]
[Result "1/2-1/2"]
[ECO "B69"]
[WhiteElo "2428"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,123,41,40,39,37,33,45,42,54,0,31,27,46,46,68,71,71,71,71,71,63,72,65,64,89,76,83,75,90,85,80,78,98,96,94,57,87,35,28,7,62,60,64,66,101,50,31,0,31,31,27,53,34,0,0,-95,-98,-116,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. f5 Qb6 13. Kb1 O-O-O 14. Ne2 {B69: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7 9 f4 Be7 10 Nf3 b5 11 Bxf6} (14. g3 Kb8 15. fxe6 fxe6 16. Bh3 Na5 17. Nd4 b4 18. Nce2 e5 19. Bxd7 Rxd7 20. Nf5 Nc4 21. Qd3 Rc8 22. Ka1 Bf8 23. b3 Na3 24. c4 bxc3 25. Nxc3 {½-½ (64) Navara,D (2734)-Saric,I (2681) Patras 2019}) 14... Kb8 15. Nf4 Rhe8 16. Bd3 {White is slightly better.} Ne5 17. Qe2 $146 (17. Rhe1 $14) ({Predecessor:} 17. Rhe1 Bc8 18. Bf1 d5 19. exd5 Nxf3 20. gxf3 e5 21. Ng2 Bxf5 {0-1 (35) Limp,E-Da Silva,D Rio de Janeiro 1984}) 17... Nxd3 18. Qxd3 d5 19. e5 Qc7 20. Rhe1 fxe5 21. Nxe5 Bd6 22. Qd4 Bc8 {[#] ...f6 is the strong threat.} 23. fxe6 fxe6 24. Nfd3 Bb7 25. Re3 Ka8 26. a3 Rg8 27. g4 h5 28. h3 hxg4 29. hxg4 Rc8 30. Rd2 Qg7 31. c3 (31. Re1 $16) 31... Bb8 $14 32. b4 Qh8 (32... Ba7 $11 33. Nc5 Bxc5 34. bxc5 Qe7) 33. Kb2 Rg5 34. Rf2 Rg7 35. Ref3 (35. Nc5 $16) 35... Rgc7 36. Nf7 Qxd4 (36... e5 $5 37. Ndxe5 (37. Qxe5 Qh1 $15) 37... Qh1 $11) 37. cxd4 Rc4 38. g5 Rxd4 39. Rg2 Rh4 {White must now prevent ...d4.} 40. Rf6 (40. Nc5 $11) 40... d4 $36 {[%mdl 2048] Black is on the roll.} 41. Rd2 Rg4 ({Black should play} 41... Bd5 $17 {And now ...Rc3 would win.} 42. g6 Rg4) 42. Rxe6 $11 {The position is equal.} Rf8 43. g6 Rg8 44. Nfe5 Re4 45. Rf2 Bc8 46. Re7 {Hoping for g7.} Bd6 47. Ref7 $1 {aiming for Nc6.} Bxe5 48. Rf8 Rxf8 49. Rxf8 Re2+ 50. Kc1 Kb7 51. Nxe5 Rxe5 {[%mdl 4096] Endgame KRB-KR} 52. g7 Be6 {Strongly threatening ...Rg5.} 53. Re8 {Threatens to win with Re7+.} Rg5 54. Re7+ Kc6 55. Rxe6+ {KR-KR} Kd5 56. Rxa6 Rxg7 57. Kc2 Rg2+ 58. Kd3 Rg3+ 59. Kc2 Rc3+ 60. Kd2 Kc4 61. Rc6+ {[#]} Kb3 $1 {[%mdl 512]} 62. Rb6 {Accuracy: White = 53%, Black = 59%.} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "5.4"]
[White "Panchanathan, Magesh Chandran"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[WhiteElo "2482"]
[BlackElo "2498"]
[Annotator "NA RC"]
[PlyCount "10"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 1:30:30]} d5 {[%emt 1:30:30]} 2. g3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 3. Bg2 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 4. d4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. O-O {[%emt 0:00:30]} O-O 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "5.5"]
[White "Yu, Jennifer"]
[Black "Plotkin, Mark"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2321"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,72,36,18,68,0,0,0,0,0,0,0,0,0,0,-18,-20,-27,-21,-32,-11,-33,-37,-68,-27,-70,-63,-69,-32,-121,8,-127,-126,-164,-159,-214,-214,-212,-210,-202,-197,-213,-208,-242,-231,-215,-223,-700,-700,-690,-679,-937,-957,-885,-695,-802,-766,-786,-734,-1086,-1077]} 1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. c3 Nf6 5. Bd3 O-O 6. O-O Nc6 7. d5 Nb8 {[%cal Bc6b8,Bb8d7,Bd7c5][%mdl 32]} 8. c4 e5 {B07: Pirc Defence: Miscellaneous Systems} (8... a5 9. Nc3 Na6 10. h3 e5 11. dxe6 Bxe6 12. Be3 Re8 13. Rc1 Nb4 14. Nd4 Nxd3 15. Qxd3 Nd7 16. b3 {1-0 (34) Jakovenko,D (2713)-Rapport,R (2693) Achaia 2013}) 9. dxe6 (9. Nc3 $14) 9... Bxe6 $11 10. Nc3 Nbd7 {The position is equal.} 11. Ng5 Nc5 $146 ({Predecessor:} 11... c6 12. Bf4 Qe7 13. Re1 Ne8 14. Qe2 Ne5 15. h3 a6 16. a4 {0-1 (62) Huber,M (2139)-Menezes,C (2303) Aschach 2012}) 12. Nxe6 fxe6 13. Bc2 Nfd7 14. Be3 Bxc3 15. bxc3 Qf6 16. Qe1 e5 17. Qe2 Ne6 18. g3 Ndc5 19. f3 Rf7 20. Kg2 Kf8 21. Rf2 (21. f4 $15) 21... Ke7 (21... g5 $17) 22. Qd2 (22. f4 $1 $11 {was the only way to keep the balance.}) 22... g5 $17 23. Kf1 Raf8 24. Ke1 (24. Qe2 $17) 24... Qg6 $19 25. Qe2 {[#]} Qh5 $1 26. Bd1 Rf6 27. Rb1 b6 28. Rb2 Qh3 29. Bc2 {[#]} g4 $1 {[%cal Rf6f3][%mdl 512]} 30. fxg4 $2 (30. Qf1) 30... Rxf2 {Black is clearly winning.} 31. Bxf2 Qxh2 {And now ...Ng5 would win.} 32. Bb1 Na4 33. Rb3 Qh6 34. Kd1 Ng5 35. Bd3 Qh1+ 36. Kc2 Qa1 {Accuracy: White = 20%, Black = 68%.} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "6.1"]
[White "Mishra, Abhimanyu"]
[Black "Panchanathan, Magesh Chandran"]
[Result "1/2-1/2"]
[WhiteElo "2397"]
[BlackElo "2482"]
[Annotator "NA"]
[PlyCount "13"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 8,13,2,0,-2,0,0,5]} 1. e4 {[%emt 1:30:30]} e5 {[%emt 1:30:30]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. Nc3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. d4 {[%emt 0:00:30]} exd4 {[%emt 0:00:30]} 5. Nxd4 $11 {[%emt 0:00:30]} Bb4 {[%emt 0:00:30]} 6. Nxc6 {[%emt 0:00:30]} bxc6 {[%emt 0:00:30]} 7. Bd3 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "6.2"]
[White "Ringoir, Tanguy"]
[Black "Yu, Jennifer"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2498"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,26,24,20,31,33,33,20,29,26,38,0,-6,0,3,-8,0,-24,-23,-14,0,-17,0,-29,-28,-138,-137,-137,-144,-146,-140,-187,-84,-92,-60,-70,-62,-74,-72,-70,-54,-59,-38,-60,-53,-60,-55,-70,-34,-57,-53,-47,0]} 1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4} Be6 7. e3 Nbd7 8. Bd3 {White is slightly better.} Bd6 (8... h6 9. Bf4 g5 10. Bg3 Nh5 11. Be5 Nhf6 12. Bg3 Nh5 13. Ne2 Nxg3 14. Nxg3 {1-0 (61) Leko,P (2679)-Caruana,F (2832) Germany 2019}) 9. O-O c6 10. e4 dxe4 $1 11. Nxe4 Be7 12. Ng3 O-O 13. Bf5 $146 ({Predecessor:} 13. Re1 Re8 {½-½ (36) Amartuvshin,G (2373)-Gundavaa,B (2481) Ulaanbaatar 2019}) 13... Bd5 14. Ne5 g6 15. Re1 {Hoping for Nxd7.} Re8 16. Re3 Nxe5 (16... gxf5 17. Nxf5 Kh8 18. Nxd7 $18) 17. dxe5 {[#]} (17. Rxe5 $11 {was the only way to keep the balance.} Nd7 18. Rxe7 Rxe7 19. Bxe7 Qxe7 20. Bxd7 Qxd7 21. Qd2) 17... Ng4 $1 $36 {[%cal Rg4f2][%mdl 2624] Discovered Attack. White is under strong pressure.} 18. Bxg4 {Threatens to win with Bxe7.} (18. Qxg4 Bxg5) 18... Bxg5 19. Re2 Bf4 20. e6 fxe6 (20... f5 $19 {and Black stays clearly on top.} 21. e7 Qc7) 21. Ne4 e5 ({Stronger than} 21... Qh4 22. g3 $16) 22. Qc2 Qe7 23. Rae1 Bh6 ({Not} 23... Bxa2 $2 24. b3 $18) 24. g3 Bg7 {Black is slightly better.} 25. h4 Rf8 26. Nc5 Rad8 27. b3 Qf7 28. Ne4 h6 29. Bh3 Kh8 30. Bg4 Kg8 {Accuracy: White = 46%, Black = 52%.} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "6.3"]
[White "Jacobson, Brandon"]
[Black "Plotkin, Mark"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2470"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,151,40,31,51,33,35,34,42,36,40,40,53,39,48,40,40,12,28,29,40,40,52,30,37,-9,37,9,32,0,0,0,35,21,47,25,27,19,14,0,26,20,47,11,27,0,0,0,0,0,0,0,0,-18,-20,-21,0,0,0,0,0,0,24,24,20,16,10,28,25,16,10,0,0,0,11,5,14,0,0,0,0,0,16,16,16,16,18,4,4,20,23,0,12,13,205,224,208,188,240,255,243,241,251,221,243,235,227,204,248,239,239,215,461,402,580,531,622,586,567,550,615,631,619,562,825,795,780,718,901,908,910,845,939,754,1286,656,4698,3152]} 1. Nf3 g6 2. d4 Bg7 3. c4 d6 4. Nc3 e5 5. e4 exd4 6. Nxd4 Nf6 7. Be2 O-O 8. O-O Re8 9. f3 Nbd7 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} (9... Nc6 10. Nc2 Nh5 11. g4 Be5 12. gxh5 Bxh2+ 13. Kxh2 Qh4+ 14. Kg1 Qg3+ 15. Kh1 Qh3+ 16. Kg1 Qg3+ 17. Kh1 Qh3+ 18. Kg1 Qg3+ {½-½ (18) Abasov,N (2655)-Mamedov,R (2648) Budva 2019}) 10. Kh1 Nc5 11. Be3 Ne6 $146 {White is slightly better.} ({Predecessor:} 11... Nh5 12. g4 Nf6 13. Qc2 h5 14. g5 Nh7 15. Rg1 c6 16. Rad1 Qe7 17. Qd2 Nf8 18. Bf1 a5 19. Bg2 a4 20. h3 Nfd7 21. f4 Nb6 22. b3 axb3 23. axb3 Ra3 {½-½ (23) Bagaturov,G (2530)-Stanec,N (2475) Graz 1999}) 12. Qd2 Nxd4 13. Bxd4 Bd7 14. Rfd1 Bc6 15. b4 b6 16. Nd5 a5 17. a3 Nd7 18. Bxg7 Kxg7 19. Qd4+ Kg8 20. Rdc1 Bb7 21. Nc3 Bc6 22. Bd1 Qg5 23. Nd5 Qd8 (23... Ra7 {seems wilder.} 24. Bb3 Bxd5 25. cxd5 axb4 26. axb4 f5) 24. Bb3 Re6 25. Qb2 Ra7 26. Nc3 Re5 27. Nd5 Re6 28. Rd1 Qf8 29. Rac1 Qg7 30. Qxg7+ Kxg7 31. Kg1 Re8 32. Kf2 axb4 33. axb4 Rea8 34. Ke1 Ra3 {And now ...Bxd5 would win.} 35. Rb1 R8a7 36. Nc3 Ne5 37. Kd2 g5 38. Kc2 f6 39. Kb2 Ra8 40. Nb5 Bxb5 $1 41. cxb5 R3a7 42. Bd5 Re8 43. Ra1 Rxa1 44. Rxa1 $11 {[%mdl 4096] Endgame KRB-KRN} Re7 45. Kc3 h5 46. Kd4 h4 47. Ra3 Kg6 48. g3 hxg3 49. hxg3 f5 50. exf5+ Kxf5 51. Ra8 Kf6 52. Rf8+ Kg7 53. Rf5 Kh6 54. Be4 g4 $2 (54... Rf7 $1 $11) 55. f4 $1 $18 {[%cal Rf4e5]} Nf3+ 56. Kd5 Nd2 (56... Kg7 {was worth a try.}) 57. Bd3 $1 Re3 58. Kd4 $1 {[%cal Rd4e3]} Re7 59. Rf6+ Kg7 60. Rg6+ {[%mdl 64] Double Attack} Kf7 61. Rxg4 Nf3+ {[#]} 62. Kd5 $1 Re3 63. Bg6+ Kf6 $2 (63... Kf8 64. Bh7 Kf7) 64. Bh5 Nd2 (64... Re1 {might work better.} 65. Rg6+ {[%mdl 64] Discovered Attack} Kf5) 65. Rg6+ {White is clearly winning.} Ke7 66. Rg7+ Kd8 67. g4 Rd3+ 68. Kc6 Rc3+ {[#]} 69. Kb7 $1 Ne4 70. Rg8+ Kd7 71. Be8+ Ke6 72. Bc6 Nf6 73. Rg7 d5 74. Rxc7 d4 75. g5 Nd5 {[#]} 76. f5+ $1 {Accuracy: White = 56%, Black = 45%.} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "6.4"]
[White "Yip, Carissa"]
[Black "Paragua, Mark"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2418"]
[BlackElo "2506"]
[Annotator "RC"]
[PlyCount "114"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 1:30:30]} c5 {[%emt 1:30:30]} 2. Nf3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 3. d4 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 4. Nxd4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. Nc3 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 6. Bg5 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 7. Qe2 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 8. Bh4 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 9. Bg3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 10. O-O-O {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 11. h4 {[%emt 0:00:30]} Rg8 {[%emt 0:00:30]} 12. hxg5 {[%emt 0:00:30]} hxg5 {[%emt 0:00:30]} 13. Kb1 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 14. Nf3 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 15. Nxe5 {[%emt 0:00:30]} dxe5 {[%emt 0:00:30]} 16. Qd2 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 17. Bd3 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 18. f3 {[%emt 0:00:30]} O-O-O {[%emt 0:00:30]} 19. Bf2 {[%emt 0:00:30]} Bc5 {[%emt 0:00:30]} 20. Bxc5 {[%emt 0:00:30]} Qxc5 {[%emt 0:00:30]} 21. a4 {[%emt 0:00:30]} b4 {[%emt 0:00:30]} 22. Na2 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 23. c3 {[%emt 0:00:30]} b3 {[%emt 0:00:30]} 24. Nc1 {[%emt 0:00:30]} Bc6 {[%emt 0:00:30]} 25. Rh6 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 26. Rh7 {[%emt 0:00:30]} Qb6 {[%emt 0:00:30]} 27. Rxf7 {[%emt 0:00:30]} Bxa4 {[%emt 0:00:30]} 28. Qe2 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 29. Bc4 {[%emt 0:00:30]} Rxd1 {[%emt 0:00:30]} 30. Qxd1 Rd8 {[%emt 0:00:30]} 31. Qg1 {[%emt 0:01:00]} Kb8 {[%emt 0:00:30]} 32. Qe3 {[%emt 0:00:30]} Qd6 {[%emt 0:00:30]} 33. Qxg5 {[%emt 0:00:30]} Qd1 {[%emt 0:00:30]} 34. Bd5 {[%emt 0:00:30]} Kc8 {[%emt 0:00:30]} 35. Qe3 {[%emt 0:00:30]} Bc6 {[%emt 0:00:30]} 36. Qh6 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 37. exd5 {[%emt 0:00:30]} Qc2+ {[%emt 0:00:30]} 38. Ka1 {[%emt 0:00:30]} Na4 {[%emt 0:00:30]} 39. Qxe6+ {[%emt 0:00:30]} Kb8 {[%emt 0:00:30]} 40. Qxe5+ {[%emt 0:00:30]} Ka8 {[%emt 0:00:30]} 41. Ra7+ {[%emt 0:00:30]} Kxa7 {[%emt 0:00:30]} 42. Qc7+ {[%emt 0:00:30]} Ka6 {[%emt 0:00:30]} 43. Qc4+ {[%emt 0:00:30]} Kb7 {[%emt 0:00:30]} 44. Qc6+ {[%emt 0:00:30]} Kb8 {[%emt 0:00:30]} 45. Qb5+ {[%emt 0:00:30]} Ka7 {[%emt 0:00:30]} 46. Qxa5+ {[%emt 0:00:30]} Kb7 {[%emt 0:00:30]} 47. Qb4+ {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 48. Nxb3 {[%emt 0:00:30]} Qd1+ {[%emt 0:00:30]} 49. Ka2 {[%emt 0:00:30]} Qxd5 {[%emt 0:00:30]} 50. Kb1 {[%emt 0:00:30]} Qf5+ {[%emt 0:00:30]} 51. Kc1 {[%emt 0:00:30]} Qg5+ {[%emt 0:00:30]} 52. f4 {[%emt 0:00:30]} Qd5 {[%emt 0:00:30]} 53. Kb1 {[%emt 0:00:30]} Qd3+ {[%emt 0:00:30]} 54. Ka2 {[%emt 0:00:30]} Qc4 {[%emt 0:00:30]} 55. Qe7+ {[%emt 0:00:30]} Rd7 {[%emt 0:00:30]} 56. Qa3 {[%emt 0:00:30]} Kb8 {[%emt 0:00:30]} 57. Qf8+ {[%emt 0:00:30]} Nc8 {[%emt 0:00:30]} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.19"]
[Round "6.5"]
[White "Hong, Andrew"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "C66"]
[WhiteElo "2428"]
[BlackElo "2416"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,117,15,47,21,48,49,41,33,41,42,45,35,48,46,53,0,0,-10,15,21,14,11,15,19,21,17,29,40,42,41,37,13,16,0,0,0,6,0,0,0,0,0,1,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,24,20,24,20,20,20,20,20,20,20,20,20,20,19,20,20,20,16,17,17,17,17,17,0,17,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. O-O Bd7 (5... g6 6. d4 exd4 7. Nxd4 Bd7 8. Bxc6 Bxc6 9. Re1 Bg7 10. Nxc6 bxc6 11. e5 dxe5 12. Rxe5+ Kf8 13. Qxd8+ Rxd8 {1-0 (24) Vitiugov,N (2747)-Zvjaginsev,V (2627) Moscow 2019}) 6. Re1 {C66: Ruy Lopez: Steinitz Defence} g6 7. d4 Bg7 8. d5 {White is slightly better.} Nb8 9. Bxd7+ (9. a4 {looks sharper.} a5 10. Nc3 O-O 11. Bg5 h6 12. Be3) 9... Nbxd7 10. c4 O-O 11. Nc3 h6 12. b4 $146 (12. Rb1 $14) ({Predecessor:} 12. Rb1 a5 13. a3 Nh7 {½-½ (29) Heberla,B (2551)-Belov,V (2598) Polanica Zdroj 2006}) 12... a5 $11 13. bxa5 Rxa5 14. Nd2 Nc5 15. Nb3 Nxb3 16. Qxb3 b6 17. Ba3 Nd7 18. Bb4 Ra8 19. a4 f5 20. a5 bxa5 21. Bxa5 Nc5 22. Qc2 Nxe4 23. Nxe4 fxe4 24. Qxe4 Kh7 25. Bd2 Qd7 26. Be3 h5 27. h4 Qf5 28. f3 Rfb8 29. c5 dxc5 30. Bxc5 Rxa1 31. Rxa1 Rb5 32. Be3 Qxe4 33. fxe4 {[%mdl 4096] Endgame KRB-KRB} Rb4 34. Ra7 Rxe4 35. Bc5 Re1+ 36. Kf2 Rd1 37. Rxc7 Kg8 38. d6 {Strongly threatening Ke2.} Bf8 39. Kf3 e4+ $1 ({Wrong is} 39... Bxd6 $2 40. Rd7 $18) 40. Ke2 Rd3 41. d7 {[#] Threatens to win with Rc8.} Bxc5 {KRB-KR} 42. Rc8+ Kf7 {aiming for ...Be7.} 43. d8=Q Rxd8 44. Rxd8 {KR-KB} Be7 45. Ra8 Bxh4 46. Ke3 Kf6 47. Kxe4 Be1 48. Rf8+ Kg5 {The position is equal.} 49. Rg8 Bc3 50. Rc8 Bb2 51. Kf3 Kf5 52. Rc5+ Be5 53. Rc4 Bd6 54. Ra4 Bc7 55. g4+ hxg4+ 56. Rxg4 Be5 57. Ra4 Bc7 58. Rg4 Be5 59. Rxg6 {Accuracy: White = 71%, Black = 75%.} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "7.1"]
[White "Yu, Jennifer"]
[Black "Mishra, Abhimanyu"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2321"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,112,16,13,0,17,35,20,7,15,11,-27,-23,-34,-29,-28,-27,-60,-37,-37,-34,-33,-37,-51,-46,-47,-43,-72,-78,-91,-89,-85,-79,-80,-87,-110,-110,-134,-101,-150,-149,-157,-139,-139,-139,-128,-116,-132,-96,-160,-112,-179,-173,-176,-178,-157,-152,-222,-210,-212,-222,-201,-164,-205,-214,-383,-383,-391,-376,-398,-409,-399,-377,-362,-349,-332,-314,-311,-463,-456,-452,-427,-404,-672,-668,-689,-671,-623,-605,-583,-545,-533,-525,-495,-470]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 Qa5 9. Qd2 O-O 10. Rc1 Bg4 11. Ng5 cxd4 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (11... Na6 12. h3 Bd7 13. Bd3 Rac8 14. d5 c4 15. Bb1 Nc5 16. Bd4 Bxd4 17. cxd4 c3 18. Rxc3 Nd3+ 19. Rxd3 {1-0 (54) Karjakin,S (2771)-Grischuk,A (2792) Stavanger 2014}) 12. cxd4 Nc6 13. Qxa5 Nxa5 {The position is equal.} 14. h3 Bd7 15. Rc7 Rfd8 16. Bd2 b6 17. Nf3 Rac8 18. Rxc8 $146 ({Predecessor:} 18. Rxa7 Nc6 19. Ra6 Nxd4 20. Rxb6 Nxf3+ 21. gxf3 {½-½ (32) Ruiz Mata,O (2276)-Hernandez,G (2230) Montcada 1999}) 18... Rxc8 19. Bd3 $1 Nc4 20. Ke2 Nxd2 21. Kxd2 Bh6+ 22. Ke2 Rc3 23. Ne5 Ba4 24. Rb1 Bc2 {[#] And now ...Rxd3 would win.} 25. Rb2 Bxd3+ 26. Nxd3 $17 {[%mdl 4096] Endgame KRB-KRN} Rc4 27. f4 Rxd4 28. Ke3 Rc4 29. Ne5 Rc3+ 30. Kd4 Rc7 ({Inferior is} 30... Bxf4 31. Nd3 $14) 31. Nd3 e6 32. g4 Bf8 33. g5 Bc5+ 34. Ke5 (34. Nxc5 $142 Rxc5 35. a4) 34... Kg7 35. Nxc5 (35. a4 $17 {is a better defense.}) 35... Rxc5+ {KR-KR} 36. Kd6 Rc4 37. Ke5 Ra4 38. Rc2 {[#]} (38. Rh2 $17 {keeps fighting.}) 38... Ra5+ $1 $19 39. Kd6 Ra3 40. Rh2 h5 41. gxh6+ Kxh6 42. h4 $2 (42. Rc2 {was worth a try.}) 42... Re3 43. Ke5 Kh5 44. Kd4 Rf3 45. Ke5 Kg4 46. Rh1 Rf2 47. a3 b5 {Played: Rf2-e2} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "7.2"]
[White "Paragua, Mark"]
[Black "Hong, Andrew"]
[Result "1/2-1/2"]
[ECO "B94"]
[WhiteElo "2506"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,34,10,30,14,22,28,21,19,20,15,22,13,18,14,25,0,0,0,0,0,0,-10,-2,-6,-5]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 {B94: Sicilian Najdorf: 6 Bg5 Nbd7} (7. Bc4 Qb6 8. Bb3 e6 9. Qd2 Be7 10. O-O-O Nc5 11. Rhe1 O-O 12. f4 h6 13. h4 Qc7 14. g4 Nxg4 15. Qg2 {1-0 (43) Nepomniachtchi,I (2776)-Ding,L (2811) chess.com INT 2019}) 7... h6 8. Bh4 g6 9. f4 e5 10. fxe5 dxe5 11. O-O-O Qc7 12. Nb3 $36 {[%mdl 2048] White has good play.} b5 13. Rxd7 Nxd7 {The position is equal.} 14. Nd5 {[%cal Rd5c7] [#]} Qb8 15. Na5 $146 Bb7 16. Nf6+ Nxf6 $1 17. Bxf6 {White wants to mate with Qxb5+!} Qc7 $1 {Accuracy: White = 76%, Black = 88%.} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "7.4"]
[White "Korley, Kassa"]
[Black "Jacobson, Brandon"]
[Result "1/2-1/2"]
[WhiteElo "2416"]
[BlackElo "2470"]
[Annotator "NA"]
[PlyCount "10"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 1:30:30]} c6 {[%emt 1:30:30]} 2. Nc3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. e3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. Nf3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 5. d4 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "7.5"]
[White "Plotkin, Mark"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[WhiteElo "2395"]
[BlackElo "2498"]
[Annotator "NA"]
[PlyCount "12"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 1:30:30]} e5 {[%emt 1:30:30]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. Bb5 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 4. d3 {[%emt 0:00:30]} fxe4 {[%emt 0:00:30]} 5. dxe4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 6. O-O {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "8.1"]
[White "Mishra, Abhimanyu"]
[Black "Plotkin, Mark"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2397"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,100,0,-14,0,0,0,0,0,16,68,50,56,48,102,89,88,82,96,61,204,183,221,222,185,222,212,214,250,93,90,87,98,65,37,31,41,36,123,0,0,-139,-138,-127,-111,-117,-88,-88,-92,-87,-72,-100,-82,-220,-235,-217,-100,-226,-222,-220,-241,-384,-341,-504,-533,-504,-405,-504,0,-381,-260,-775,-772,-775,-725,-920,-739,-747,-736,-722,-736,-729,-695,-604,-543,-1489,-1306,-29989,-29990]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 Qe6 {C45: Scotch Game} 9. Nd2 Nb4 10. Nf3 Ba6 {The position is equal.} 11. c4 $1 {With the idea Nd4.} d5 (11... Qg6 $11 12. Kd1 c5) 12. a3 $1 $14 Bxc4 13. Qd1 $1 Bxf1 (13... Na6 $1 $14) 14. Kxf1 $16 Na6 15. b4 Be7 $146 ({Predecessor:} 15... c5 16. Qa4+ Kd8 17. Ng5 Qg6 18. e6 Qd3+ 19. Kg1 Bd6 20. Qd7# {1-0 (20) Morozevich,A (2683)-Sychev,K (2445) Moscow 2016}) 16. Bg5 c5 (16... Bxg5 $14 17. hxg5 Qg6) 17. Qa4+ $18 Kf8 18. Bxe7+ Kxe7 19. Ng5 Qb6 {[#]} 20. e6 $1 {[%mdl 512]} c6 (20... fxe6 21. Re1) 21. Nxf7 $2 (21. exf7 $18 {and the rest is easy.} Qb5+ 22. Qxb5 cxb5 23. Re1+ Kd7 24. Rh3) 21... Rhf8 {[%cal Rc5b4]} 22. Qc2 cxb4 {Threatens to win with ...b3.} 23. Re1 $1 Nc5 $1 {Strongly threatening ...b3.} 24. axb4 Ne4 ({Much weaker is} 24... Nxe6 $6 25. Ng5 $18) 25. Rh3 h6 ({Black should play} 25... a5 $14) 26. Rf3 (26. Rhe3 $1 $16) 26... Qxb4 $11 {[#] And now ...Nd2+ would win.} 27. Re2 (27. Rxe4 $1 $11 {[%mdl 512] remains equal.} dxe4 (27... Qxe4 28. Qc5+) 28. Rb3) 27... Rab8 $36 {[%mdl 2048] White must now prevent ...Qb1+. Black is really pushing.} 28. Qxc6 {[%csl Ge6][%cal Rc6d7]} Qb1+ 29. Re1 {[%csl Ge6][%cal Rc6d7]} Qb5+ 30. Qxb5 Rxb5 31. Kg1 Rc8 ({Avoid the trap} 31... Kxe6 $2 {[#]} 32. Ng5+ $1 {[%mdl 512]} hxg5 33. Rxf8 $18) 32. Rf4 Rbc5 {Hoping for ...Rc1.} 33. f3 (33. Kh2 $17) 33... Rc1 $19 34. Rxc1 Rxc1+ {[%mdl 4096] Endgame KRN-KRN} 35. Kh2 Nc5 ({Weaker is} 35... Kxe6 36. fxe4 dxe4 37. Nd8+ Kd7 38. Nb7 $16) 36. Ne5 Kxe6 37. Ng6 (37. Nc6 {only move.}) 37... a5 38. Rd4 (38. Kg3 $142 a4 39. Rd4) 38... Rc4 39. Rd2 Nb3 40. Rd3 Nc5 $2 (40... a4 $19 41. Re3+ Kd6) 41. Re3+ $2 {[%mdl 8192]} (41. Rd2 $1 $11 d4 42. Kg3) 41... Kf6 42. h5 $2 (42. Ne7 Rxh4+ 43. Kg3) 42... d4 43. Re8 d3 44. Rc8 a4 {aiming for ...d2.} 45. Rc6+ Ne6 46. Rxc4 d2 47. Rxa4 d1=Q 48. Re4 Qd6+ 49. f4 Qd1 50. Kg3 Qd3+ {[%mdl 64] Double Attack. Accuracy: White = 51%, Black = 60%.} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "8.2"]
[White "Jacobson, Brandon"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2470"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,34,3,0,0,0,26]} 1. c4 g6 2. d4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 Nc6 10. d5 Ne5 11. Nxe5 Bxe5 12. Qd2 e6 13. f4 Bc7 14. O-O exd5 15. exd5 Ba5 16. f5 Bxf5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} 17. Rxb7 Qd6 {[#]} (17... Qf6 18. Rf3 Qe5 19. Bc4 Bc8 20. Rb3 Bc7 21. Qh6 Qe1+ 22. Rf1 Qe4 23. Bg5 Be5 24. Qh4 Qxh4 25. Bxh4 {1-0 (42) Aronian,L (2809)-Vachier Lagrave,M (2722) Paris/St Petersburg 2013}) {Predecessor:} 18. Bc4 $146 Rfb8 19. Rxb8+ Rxb8 20. Qe1 Rb1 21. g3 Bc7 22. Qe8+ Qf8 23. Qe2 Bh3 24. Re1 {½-½ (38) Ham,S (2587)-Dothan,Y (2588) ICCF email 2014} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "8.3"]
[White "Yip, Carissa"]
[Black "Yu, Jennifer"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "2418"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,73,0,-10,-1,-16,50,18,73,20,10,1,24,16,39,33,60,72,78,69,97,79,129,114,104,91,91,91,93,95,330,320,248,184,295,106,118,72,58,0,0,0,96,81,168,165,418,337,422,378,381,369,497,491,2978,422,397,397,1570,1449,29980,2633]} 1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nc3 Nc6 5. f4 d6 6. Nf3 a6 7. f5 Na5 8. Bg5 b5 {C30: King's Gambit Declined} 9. Bb3 Bd7 $146 ({Better is} 9... Bb7 $11) ({Predecessor:} 9... Bb7 10. Qd2 c6 11. O-O-O Nxb3+ 12. cxb3 Qb6 13. d4 exd4 14. Nxd4 Ng4 15. Nc2 {0-1 (39) Forcen Esteban,D (2457)-Chirila,I (2504) Benasque 2012}) 10. Qd2 h6 (10... Nxb3 $11 11. axb3 Bc6) 11. Bh4 (11. Bxf6 $16 Nxb3 12. axb3 (12. Bxd8 Nxd2 13. Nxe5 Rxd8 $11) 12... gxf6 13. O-O-O) 11... c6 12. Nd1 Qc7 13. c3 Nxb3 14. axb3 d5 15. Bxf6 gxf6 16. exd5 Bxf5 17. Ne3 Bd7 18. d4 Bd6 19. dxc6 Bxc6 20. dxe5 fxe5 21. Nd5 Qa7 $2 (21... Bxd5 $16 {might work better.} 22. Qxd5 O-O) 22. Nf6+ $18 {[%mdl 64] Discovered Attack} Ke7 23. O-O-O {[%csl Gd1][%cal Rd2d6]} Rad8 (23... Bc7 $142) 24. Nd5+ $2 (24. Qe2 $1 $18 {is the precise move to win.} Bxf3 25. Qxf3) 24... Kf8 $16 25. Qe1 Bb8 26. Qh4 (26. Nb4 $14 Rxd1+ 27. Kxd1 Bxf3+ 28. gxf3) 26... Rd6 $1 $11 (26... Rxd5 $6 27. Qf6 $16) 27. Qe4 Qe7 (27... Rg8 $11 {remains equal.}) 28. Rhe1 Qe6 (28... Bxd5 $16 29. Rxd5 Rxd5 30. Qxd5 Kg7) 29. Qb4 $40 {[%mdl 128] White attacks with force.} ({Much less strong is} 29. Qxe5 $6 Qxe5 30. Rxe5 Kg7 $14) 29... Kg7 $2 ({Wrong is} 29... Bxd5 $2 30. Rxe5 a5 31. Qc5 $18 (31. Rxe6 axb4 32. Rxd6 Bxb3 $18)) (29... a5 {was called for.} 30. Qc5 e4) 30. Rxe5 Qd7 31. Qd4 {Played: Re5-e7} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "8.4"]
[White "Hong, Andrew"]
[Black "Panchanathan, Magesh Chandran"]
[Result "1-0"]
[ECO "C97"]
[WhiteElo "2428"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,63,79,79,86,72,74,61,61,64,68,66,77,59,75,67,79,64,75,67,99,100,138,138,208,208,197,181,441,427,950,915,29986,29987,29994,29995,29995,29996,29996,0,29979,29979]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 c4 13. b4 cxb3 {C97: Closed Ruy Lopez: Chigorin Defence: 11 d4 Qc7, sidelines} 14. axb3 Bd7 15. Bd2 (15. Ba3 Bd8 16. Nbd2 Ne8 17. Bd3 Qxc3 18. Bxb5 axb5 19. Rc1 Qd3 20. Re3 Qxe3 21. fxe3 {1-0 (54) Sargsyan,S (2601)-Ernst,S (2541) Groningen 2019}) 15... Rfc8 {White is slightly better.} 16. Bd3 Be8 17. Na3 $146 ({Predecessor:} 17. Bf1 Nb7 18. b4 Nd7 19. Na3 Nb6 20. Be3 Bd8 21. Rc1 {1-0 (38) Kasparov,G-Donchenko,A (2395) Baku 1976}) 17... Nd7 18. Bf1 Bd8 19. Qb1 Qb8 20. Qa2 Nb6 21. Rec1 Nb7 22. b4 f5 23. exf5 Bf7 (23... h6 $16 24. Bd3 Bf6) 24. c4 $18 bxc4 25. Nxc4 ({Worse is} 25. Bxc4 a5 $11) 25... Nxd5 $2 {[#]} (25... Nxc4 26. Rxc4 (26. Bxc4 a5 $16) 26... Rxc4 27. Bxc4 a5 28. bxa5 Nxa5) 26. Ncxe5 $1 {[%mdl 512]} Rxc1 (26... dxe5 $142 27. Rxc8 Qxc8) 27. Nxf7 Rxa1 28. Qxd5 Kf8 {[#]} 29. Nh6 $1 {[%mdl 512]} gxh6 30. Bxh6+ Ke8 31. Qe6+ Be7 {And now ...Nd8 would win.} 32. f6 {[%mdl 64] Pin. Accuracy: White = 80%, Black = 32%.} 1-0

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "8.5"]
[White "Korley, Kassa"]
[Black "Paragua, Mark"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2416"]
[BlackElo "2506"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,80,9,12,7,6,8,22,-17,-15,-24,-17,-32,9,13,12,-8,0,-2,-4,-28,10,-3,0,0,0,0,0,0,19,-45,-52,-47,-52,-75,-75,-74,-74,-79,-18,-29,0,-66,-66,-66,-66,-66,-66,-66,-66,-66,-66,-68,-8,-29,-7,-8,-8,-8,-8,-9,-8,-8,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 O-O 9. O-O b5 10. Nd5 {B91: Sicilian Najdorf: 6 g3} Nbd7 11. Nec3 Bb7 12. a4 Nxd5 13. Nxd5 Bxd5 14. exd5 bxa4 15. Rxa4 {[#]} a5 $146 ({Predecessor:} 15... Bg5 16. Bxg5 Qxg5 17. Qe2 Nc5 {½-½ (43) Anand,V (2784)-Giri,A (2798) Zuerich 2016}) 16. Rc4 f5 17. f4 e4 18. Be3 a4 19. c3 a3 20. bxa3 Rxa3 21. g4 Bf6 22. gxf5 Re8 23. Qb1 (23. Qc2 $11) 23... Rxc3 $15 24. Rxc3 Bxc3 25. Rc1 Qa5 26. Qc2 Bb4 27. Qc6 Qa3 (27... Qd8 $17 {Hoping for ...Bc5.} 28. f6 gxf6) 28. Bd4 $1 $11 Qd3 29. Qxd7 (29. Bxg7 $1 $11 Qd2 30. Rb1) 29... Qxd4+ $15 {[%mdl 64] [#] Double Attack} 30. Kh1 {[%cal Rd7e8]} Kf8 31. f6 $1 Qxf6 {aiming for ...Qb2.} 32. Bxe4 $1 Qxf4 33. Qf5+ Qxf5 34. Bxf5 {[%mdl 4096] Endgame KRB-KRB} Re5 (34... g6 $15 35. Be6 Re7) 35. Rf1 Ke8 36. Bxh7 {The position is equal.} Rxd5 37. Bg6+ Ke7 38. Rf7+ Ke6 {...Rg5 is the strong threat.} 39. Rxg7 Kf6 40. Be4 Kxg7 {Accuracy: White = 59%, Black = 38%.} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "9.1"]
[White "Ringoir, Tanguy"]
[Black "Mishra, Abhimanyu"]
[Result "1/2-1/2"]
[WhiteElo "2498"]
[BlackElo "2397"]
[Annotator "NA RC"]
[PlyCount "11"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 1:30:30]} Nf6 {[%emt 1:30:30]} 2. c4 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 3. Nc3 {[%emt 0:00:30]} d5 4. Bf4 {[%emt 0:00:30]} Bg7 {[%emt 0:01:00]} 5. e3 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 6. dxc5 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "9.2"]
[White "Panchanathan, Magesh Chandran"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[WhiteElo "2482"]
[BlackElo "2416"]
[Annotator "NA RC"]
[PlyCount "11"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 1:30:30]} g6 {[%emt 1:30:30]} 2. g3 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 3. Bg2 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 4. d4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 6. b3 {[%emt 0:00:30]} 1/2-1/2

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.21"]
[Round "9.3"]
[White "Yu, Jennifer"]
[Black "Hong, Andrew"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2321"]
[BlackElo "2428"]
[Annotator "TA"]
[PlyCount "194"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,194,6,14,5,6,0,9,2,9,0,7,16,13,11,14,5,8,0,-12,-18,-18,-18,-17,-18,-17,-21,-18,-17,-28,-60,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-13,0,-16,-18,-16,-16,-14,-31,-33,-33,-64,-64,-89,-89,-89,-11,-66,-66,-66,-66,-66,-66,-66,-66,-66,-66,-66,0,-66,0,-66,-66,-66,0,-66,-12,-19,0,0,0,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,0,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-26,-26,-26,-26,-26,-26,-26,-26,-26,-26,-26,0,0,0,-26,-26,-26,-26,-26,-26,-26,-26,-26,-26,-26,-26,-26,-26,-26,0,0,0,0,0,0,0,-12851,-12851,-12851,-27999,-29984,-29970,-12851,-12851,-12851,-27999,-12851,-29973,-29973,-29973,-12851,-29975,-12851,-29976,-12851,-29976,-12851,-29976,-12851,-27999]} 1. e4 c5 2. Nf3 Nc6 3. c4 e6 4. Nc3 Nf6 5. Be2 d5 6. cxd5 exd5 7. exd5 Nxd5 8. d4 Be7 9. O-O O-O 10. Nxd5 {C01: French: Exchange Variation} Qxd5 11. dxc5 (11. Be3 cxd4 12. Nxd4 Nxd4 13. Qxd4 Qxd4 14. Bxd4 Rd8 15. Rfd1 Be6 16. Bf3 Bd5 17. Bxd5 Rxd5 {½-½ (63) Bernadskiy,V (2594)-Gorodetzky,D (2461) Riga 2019}) 11... Qxd1 12. Rxd1 {The position is equal.} Bxc5 13. Bf4 Be6 14. Ng5 Nd4 15. Bd3 Bg4 16. Rdc1 Bb6 17. Bc7 $146 ({But not} 17. Nxh7 Rfe8 $17) ({Predecessor:} 17. Bd6 Rfe8 18. Bxh7+ {½-½ (58) Sedy,P (2215)-Chladny,R (2122) Ostrava 2006}) 17... h6 $36 {[%mdl 2048] Black is more active.} 18. Ne4 Be2 19. Bxb6 axb6 20. Bc4 Rfd8 21. Ng3 Bxc4 22. Rxc4 {[#]} Nb3 $1 {[%mdl 512]} 23. Re1 (23. axb3 Rxa1+) 23... Nc5 (23... Rxa2 $15 24. Rb4 Nc5) 24. a3 $11 Nd3 25. Re2 b5 26. Rc7 Nf4 {( -> ...Rd1+)} 27. Re1 Rd2 28. Rb1 Rad8 {Hoping for ...Rd1+.} 29. h3 b6 30. Rc6 Rd1+ 31. Rxd1 Rxd1+ {[%mdl 4096] Endgame KRN-KRN} 32. Kh2 Rd2 33. Ne4 Re2 34. Nc3 Rxb2 35. Rxb6 Rxf2 36. Kg3 Rc2 37. Kxf4 Rxc3 38. Rxb5 Rxa3 $15 {KR-KR} 39. Rb7 g5+ 40. Kg4 {[#]} Kg7 (40... Ra4+ $1 $17 41. Kf3 h5) 41. g3 (41. Kh5 $1 $11) 41... Kg6 {[%csl Gg6][%cal Rh6h5]} 42. Rb6+ f6 {[%csl Gg6][%cal Rh6h5]} 43. h4 h5+ 44. Kh3 g4+ $1 45. Kg2 Ra2+ 46. Kf1 Kf5 (46... Rh2 $15) 47. Rb4 ({Only move:} 47. Rb5+ $11 Kg6 48. Rb6) 47... Ke5 ({Black should try} 47... Ra5 $15) 48. Rc4 (48. Rb5+ $11 Ke4 49. Rb4+ Kf5 50. Rb5+ Kg6 51. Rb6) 48... Rd2 (48... Ra3 {with more complications.} 49. Kg2 Kf5 50. Rb4 Ra5 51. Rb6 Ra2+) 49. Ra4 Rc2 (49... Rd5 $15) 50. Rb4 (50. Ra5+ $11 Ke4 51. Rxh5) 50... f5 (50... Rc5 $15) 51. Ra4 Kd5 52. Rf4 Ke5 53. Ra4 Rd2 54. Rb4 Rd4 55. Rb8 f4 56. Re8+ $1 Kd5 {Threatening ...f3.} 57. gxf4 $1 Rxf4+ 58. Kg2 Rf3 59. Ra8 Rf5 60. Ra5+ Ke4 61. Ra4+ Kd3 62. Ra3+ Kc4 63. Ra4+ Kb5 64. Re4 Rd5 65. Rf4 Kc5 66. Ra4 Kd6 67. Ra6+ Ke5 68. Rh6 Kf4 {...Rd2+ is the strong threat.} 69. Rf6+ Rf5 70. Ra6 Re5 {Strongly threatening ...Re2+.} 71. Rf6+ Ke4 72. Ra6 Ke3 73. Rb6 Re8 74. Rh6 Re5 75. Ra6 Rd5 76. Re6+ $1 Kd2 77. Re8 $1 Kc3 78. Rc8+ Kd4 79. Ra8 Ke4 {aiming for ...Rd2+.} 80. Re8+ Re5 81. Ra8 Kf5 82. Ra2 Re3 83. Ra5+ $1 Kf4 {White must now prevent ...Re2+.} (83... Kg6 {is more complex.} 84. Rc5 Rh3 85. Rc6+ Kh7 86. Rc7+ Kg8) 84. Rxh5 Re2+ 85. Kf1 Ra2 86. Rh8 $2 {[%mdl 8192]} (86. Rg5 $11) 86... Kg3 $19 87. h5 Kh2 88. h6 g3 89. Rg8 Rf2+ 90. Ke1 Rf7 91. Rg5 g2 92. Rh5+ Kg3 93. Rg5+ Kf3 94. Rg8 Re7+ (94... Rh7 $19 95. Rf8+ Kg3) 95. Kd2 Kf2 96. Rf8+ Kg3 97. Rg8+ Kh2 {Accuracy: White = 65%, Black = 64%.} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.21"]
[Round "9.4"]
[White "Plotkin, Mark"]
[Black "Yip, Carissa"]
[Result "0-1"]
[ECO "B82"]
[WhiteElo "2395"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,150,1,23,21,60,58,68,25,52,45,50,43,47,-25,-14,-17,-12,-12,-12,-12,-12,-12,-15,-20,-15,-27,-30,-47,-44,-58,-49,-58,-12,-32,-19,-12,-27,-34,-15,-22,-20,-19,-31,-28,-27,-29,-11,-42,-22,-28,-15,-75,0,0,-9,-8,0,-6,0,0,7,-7,0,-26,-26,-31,-12,-13,-12,-12,-12,-12,-13,-8,0,-26,-17,-27,-22,-16,-27,-45,-37,-38,-33,-43,0,0,0,-180,-183,-200,-215,-288,-59,-77,-80,-88,-78,-131,-131,-119,-110,-133,-143,-161,-149,-182,-87,-82,-72,-69,-68,-312,-297,-307,-296,-374,-374,-642,-641,-608,-604,-596,-577,-1460,-1562,-1482,-1302,-5237,-5057,-2641,-599,-5408,-5733,-5106,-5097,-29981,-29982,-29976,-29973]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f4 e6 7. Be3 {B82: Sicilian Scheveningen: 6 f4} (7. Nb3 a6 8. Qf3 Qc7 9. Bd3 b5 10. O-O Bb7 11. Bd2 Be7 12. Rae1 h5 13. a4 b4 14. Nd1 Na5 15. Ne3 Nxb3 16. cxb3 {1-0 (43) Tomczak,J (2631)-Heberla,B (2556) Warsaw 2019}) 7... a6 8. Qf3 Bd7 9. Nb3 {White is slightly better.} Qc7 10. g4 Nb4 11. Bd3 Bc6 $146 ({Predecessor:} 11... d5 12. e5 Ne4 13. Bxe4 dxe4 14. Qf2 Bc6 {1-0 (29) Mallahi,A (2300)-Pakavira Teheran 1997}) 12. g5 ({Better is} 12. Nd4 $14) 12... Nxe4 $1 $11 13. Bxe4 d5 14. O-O-O ({Don't blunder} 14. Bd3 $2 d4 $19) 14... dxe4 15. Qf2 Nd5 {White must now prevent ...Nxc3.} 16. Nxe4 O-O-O 17. Rhf1 {Black should prevent Bd4.} Nxe3 18. Qxe3 Be7 19. Rde1 Kb8 20. Kb1 Bb5 21. Rg1 Bb4 22. Rc1 Bc4 23. a3 Be7 24. Ned2 Rd5 25. Qc3 Bxb3 26. Qxc7+ Kxc7 27. cxb3+ Kb8 28. Nc4 Rf5 29. Rgf1 Rd8 30. Ne3 Rb5 {next ...Bxa3! is good for Black.} 31. b4 (31. Rc3 $11 {remains equal.}) 31... Rd3 (31... a5 $17 32. Rfd1 axb4) 32. Rc3 $1 {[%cal Rc3d3]} Rd4 33. Rc4 Rd3 34. Re4 Rd2 35. h4 g6 36. Rd1 Rbd5 37. Kc1 Rxd1+ 38. Nxd1 {[%mdl 4096] Endgame KRB-KRN} Rd7 39. Ne3 Bd8 40. Kc2 Bb6 41. Nc4 Bf2 42. Ne5 Rc7+ 43. Kd2 Bxh4 44. Rd4 Kc8 45. Nc4 Re7 46. b5 axb5 47. Nd6+ Kc7 {Strongly threatening ...e5.} 48. Nxb5+ Kc6 (48... Kb6 $5 {[%cal Rb6b5]} 49. Nc3 f5 $15) 49. Na7+ $1 Kc7 {aiming for ...e5.} 50. Rc4+ $2 (50. Nb5+ $1 $11 {and White has nothing to worry.} Kb6 51. Nc3) 50... Kb8 $19 51. Nb5 {[#]} e5 $1 52. Re4 Rd7+ $2 (52... Bg3 $19 53. fxe5 Rxe5) 53. Ke2 Rd5 54. Nc3 Rc5 55. fxe5 ({White should try} 55. Kd3) 55... Bxg5 $17 56. Kd3 Rc6 57. b4 h5 58. b5 Re6 59. Ne2 h4 (59... Re8 $19 60. Nd4 Rd8) 60. Nd4 Re8 61. Nf3 Bd8 {Hoping for ...g5.} 62. Rd4 $2 ({Only move:} 62. Nxh4 $15 Bxh4 63. Rxh4) 62... h3 63. Ke4 Bc7 64. Rd7 {[#]} h2 {Played: Bc7xe5} 0-1

[Event "Winter CCCSA-GM 2020"]
[Site "Charlotte"]
[Date "2020.01.20"]
[Round "9.5"]
[White "Paragua, Mark"]
[Black "Jacobson, Brandon"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2506"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2020.01.17"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,21,0,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Bxd6 Qxd6 11. O-O {Predecessor:} O-O $146 12. Rfc1 Rfc8 13. h3 Nb4 14. Qd1 Nc6 15. Qd3 Nb4 16. Qd1 Nc6 17. Qd3 Nb4 {½-½ (17) Bu,X (2767)-Lu,S (2610) Shenyang 2019} 1/2-1/2

