[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.1"]
[White "Guo, Arthur"]
[Black "Lenderman, Aleksandr"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2301"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,84,41,53,47,45,36,29,25,51,5,9,4,18,12,61,22,23,-16,-9,-2,-12,-6,23,22,23,12,22,23,25,0,0,-7,0,-8,0,0,0,0,-2,-3,6,-10,0,0,0,0,0,-10,0,-40,-33,-80,-81,-75,-65,-160,-32,-224,-206,-236,-226,-221,-254,-279,-268,-277,-294,-308,-267,-335,-318,-390,-372,-353,-345]} 1. e4 c6 2. Nf3 d5 3. Nc3 g6 4. d4 Bg7 5. Be2 Bg4 6. Be3 e6 7. Qd2 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} (7. h3 Bxf3 8. Bxf3 Nd7 9. O-O Ne7 10. Re1 O-O 11. Bg5 Re8 12. Qd2 Nb6 13. Rad1 Nc4 14. Qc1 f6 {1-0 (48) Low,Z (2377)-Studer,N (2494) Lienz 2019}) 7... Nd7 8. h3 Bxf3 $1 9. Bxf3 {White has an edge.} Ne7 10. Bh6 Bxh6 11. Qxh6 Qa5 $146 ({Predecessor:} 11... Qb6 12. Qe3 O-O-O 13. O-O-O Rhf8 14. Qh6 Qc7 {0-1 (37) Hui,S (1982)-Le,T (2208) Ho Chi Minh City 2003}) 12. O-O Qb4 13. Qd2 (13. Rfd1 {seems wilder.} O-O-O 14. Rab1 dxe4 15. a3 Qb6 16. Nxe4 Nf5 17. Qc1) 13... dxe4 14. Nxe4 (14. a3 {feels hotter.} Qa5 15. b4 Qc7 16. Nxe4 O-O 17. c4) 14... Qxd2 15. Nxd2 O-O-O 16. Nc4 {[#] Nd6+ is the strong threat.} Nb6 17. Ne5 Rhf8 18. c3 Nf5 19. Rfe1 Kc7 20. Rad1 a5 21. Bg4 Nd6 22. b3 Nd5 23. Rc1 h5 24. Bf3 Nf4 25. Be2 Nf5 26. Nc4 Ra8 27. Bf1 h4 28. a4 g5 29. Ne5 Rae8 30. Red1 Nd6 31. c4 Nf5 32. Nf3 f6 33. b4 ({White should try} 33. Rb1 $15) 33... Rg8 ({Black should play} 33... axb4 $17 {aiming for ...Ra8.} 34. Rb1 e5 35. dxe5 c5 36. exf6 Rxf6) 34. Nh2 $2 (34. b5 $15) 34... axb4 $19 35. Ng4 Rd8 36. Nxf6 Rg6 37. Ng4 Nxd4 ({Don't take} 37... Rxd4 38. Ra1 $19) 38. Re1 c5 39. Ne5 Rg7 40. g3 Ng6 {[#] White must now prevent ...Nxe5.} 41. Nxg6 {Black should prevent Ne5.} Rxg6 42. Bg2 g4 {Accuracy: White = 30%, Black = 64%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.2"]
[White "Ali Marandi, Cemil Can"]
[Black "Ezra Paul Chambers"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2537"]
[BlackElo "2265"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,37,47,56,28,141,135,407,421,407,408,629,636,635,600,591,566,596,595]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. Bf4 a6 7. Ne5 e6 8. Rc1 Bd7 9. e3 Be7 10. Bd3 O-O 11. O-O Rc8 12. Qf3 {D13: Slav Defence: Exchange variation without ...Bf5} Na5 (12... Nxe5 $11 13. dxe5 Ne8) (12... Nxe5 13. dxe5 Ne8 14. Rfd1 Qa5 15. Bb1 f5 16. exf6 Nxf6 17. Be5 Qb4 18. Qh3 h6 19. Rc2 Qg4 20. Qxg4 Nxg4 {1-0 (63) Rakhmanov,A (2662)-Bologan,V (2640) Sochi 2016}) 13. Qh3 $16 {Hoping for Nxd5!} Nc4 $2 {[%mdl 8192] [#]} (13... g6 $16 14. a3 Bc6) 14. Nxd5 $146 {[%mdl 512] White is winning.} ({Predecessor:} 14. Bg5 g6 15. b3 Nxe5 16. dxe5 Nh5 17. Bxe7 Qxe7 18. Be2 Ng7 19. Rfd1 Bc6 {0-1 (27) Kulikova,E (1906)-Baraeva,I (2187) Astrakhan 2013}) 14... exd5 15. Nxd7 Re8 (15... h6 $142 16. Nxf8 Bxf8) 16. Nxf6+ {White is clearly winning.} Bxf6 17. Bxh7+ Kf8 18. Bf5 Rc6 19. Bd7 {[%mdl 64] Double Attack} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.3"]
[White "Kolay, Alex"]
[Black "Chandra, Akshat"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2261"]
[BlackElo "2524"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,58,31,28,38,32,44,21,14,-10,-9,-36,-12,-21,37,-77,-85,-52,0,0,16,-16,-4,-24,-20,0,0,-77,-85,-83,-53,-89,-95,-432,-226,-422,-182,-525,-274,-813,-770,-869,-830,-1813,-1866,-1691,-776,-5170,-5121,-5129,-2969]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d6 {E11: Bogo-Indian} 7. Be2 a5 (7... Nbd7 8. Qc2 c5 9. d5 e5 10. Nf1 a6 11. Ng3 g6 12. O-O Ne8 13. b4 Ng7 14. Bh6 {1-0 (53) Karjakin,S (2750)-Carlsen,M (2882) Saint Louis 2019}) 8. b3 e5 {The position is equal.} 9. d5 Nbd7 10. Qc2 Nc5 11. Bb2 $146 ({Predecessor:} 11. O-O Bd7 12. Rb1 g6 13. Re1 c6 14. b4 axb4 15. axb4 {1-0 (51) Jasny,S (2362)-Worek,J (2298) Czech Republic 2018}) 11... Nh5 (11... Qe8 $11) 12. g3 (12. b4 $1 $14 axb4 13. axb4 Rxa1+ 14. Bxa1) 12... f5 $1 $17 13. Nxe5 Nxg3 ({Better is} 13... dxe5 $15 14. Bxh5 fxe4) 14. hxg3 $11 {Strongly threatening Nef3.} dxe5 15. Bxe5 fxe4 16. Qc3 $1 Rf7 17. Bd4 Bf5 18. Bh5 (18. O-O $11) 18... Nd3+ $17 19. Kd1 {[#]} Qf8 $1 20. Bxf7+ Qxf7 21. b4 $2 {[%mdl 8192] [#]} (21. g4 $17 {is more resistant.} Bxg4+ 22. Kc2) 21... Qg6 (21... e3 $142 $1 {[%mdl 512]} 22. fxe3 (22. Bxe3 Bf6) 22... Nf2+ 23. Kc1 Nxh1) 22. Re1 $2 ({Reject} 22. bxa5 e3 $17) (22. Kc2 Nxf2 23. Rhg1) 22... Qh5+ (22... Nxe1 $2 23. Kxe1 e3 24. Qxe3 $19) (22... Bg4+ $142 23. f3 Nxe1 24. fxg4 Ng2) 23. Re2 $2 (23. g4 {was the crucial defense.} Bxg4+ 24. Kc2 axb4 25. axb4 Rxa1 26. Qxa1 Nxe1+ 27. Qxe1) 23... Bf8 24. Nf1 $2 (24. bxa5 c5 25. dxc6 bxc6 26. g4 Bxg4 27. f3 Bxf3 28. Nxf3 Qxf3 29. Qd2) 24... axb4 {Played: Bf5-g4} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.4"]
[White "Tang, Andrew"]
[Black "Paul, Justin"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2511"]
[BlackElo "2270"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,125,45,43,41,43,42,42,34,23,40,53,64,57,60,51,58,47,48,59,24,68,28,39,38,32,37,44,43,62,68,79,79,68,75,67,67,73,79,79,70,64,59,106,87,128,128,128,124,144,145,152,128,152,121,112,123,134,132,168,138,168,175,179,166,204,197,203,187,203,203,203,202,296,288,261,256,264,241,239,229,232,231,195,180,358,293,508,829,602,545,12837,729,12837,12837,12837,12838,12838,12839,12838,12839,12840,12840,12839,12839,12843,12843,12844,12844,12845,12845,12845,12845,12845,12846]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 ({Predecessor:} 4... Bg4 5. h3 Bh5 6. Nc3 e6 7. g4 Bg6 8. Ne5 Nfd7 9. Nxg6 hxg6 10. Qc2 Nf6 11. g5 Ng8 12. Qb3 {0-1 (40) Sonntag,H (2346)-Van der Stricht,G (2333) Belgium 2018}) 5. Nc3 e6 6. Nh4 Bg4 7. Qb3 Qc7 8. h3 $146 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} (8. Bd2 Bh5 9. Rc1 dxc4 10. Bxc4 Be7 11. h3 Qb6 12. g3 Nbd7 13. O-O Nd5 14. Ng2 Bg6 15. f3 O-O {½-½ (48) Aronian,L (2781)-Vallejo Pons,F (2705) Linares 2010}) 8... Bh5 9. g4 Bg6 10. Nxg6 {White is slightly better.} hxg6 11. g5 Ng8 12. Bd2 Nd7 {[%cal Bb8d7,Bd7b6,Bb6c4][%mdl 32]} 13. O-O-O Ne7 14. Kb1 Nf5 15. cxd5 exd5 16. Bd3 Be7 17. Qc2 (17. h4 $5) 17... Nb6 $1 18. Bxf5 gxf5 19. Qxf5 g6 20. Qg4 Nc4 21. Bc1 Bb4 22. Ne2 Qd7 23. e4 Qxg4 24. hxg4 Rxh1 25. Rxh1 dxe4 26. Rh8+ Bf8 27. Nc3 O-O-O 28. Nxe4 Be7 29. Rxd8+ Kxd8 $16 {[%mdl 4096] Endgame KBN-KBN} 30. Kc2 Kd7 31. Kd3 Nb6 32. f4 Nd5 33. a3 Ke6 34. Ng3 Bd6 35. Ke4 Bc7 {[#]} 36. f5+ $1 Kd7 37. Ne2 Bd8 38. Ng1 Bc7 39. Nf3 Ke7 40. Bd2 Bd6 41. Ne5 a6 42. Be1 ({Don't do} 42. fxg6 $6 Bxe5 43. Kxe5 fxg6 $16) 42... gxf5+ (42... Bc7 $142 43. Bd2 (43. fxg6 Bxe5 44. Kxe5 fxg6 $16) 43... Bb8) 43. gxf5 $18 Bc7 44. Bh4 {Hoping for g6+.} Ke8 45. g6 fxg6 46. fxg6 {White threatens g7 and mate.} Kf8 47. Kf5 Kg7 48. Bg5 Bd6 $2 (48... Bb6) 49. Ng4 a5 $2 (49... Be7 {was worth a try.} 50. Bh6+ Kg8) 50. Bf6+ {White is clearly winning.} Nxf6 51. Nxf6 {KB-KN} Bb8 52. Nh5+ (52. a4 $142 Kh8 53. Ne4) 52... Kg8 53. a4 Ba7 54. d5 cxd5 {[#]} 55. Nf6+ $1 Kg7 56. Nxd5 Bd4 57. b3 Kf8 58. Nf4 {Threatening mate with Ne6+.} Ke7 59. Ne6 Bc3 60. g7 Bxg7 61. Nxg7 Kd6 62. Ke4 Kc5 63. Ne6+ {Accuracy: White = 88%, Black = 37%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.5"]
[White "Moon, Benjamin"]
[Black "Iotov, Valentin"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2237"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,70,0,0,1,10,11,11,0,8,0,0,0,0,-7,0,0,0,-1,0,-10,-12,-9,-15,-37,0,0,0,0,0,0,0,0,0,0,0,-9,0,-10,-14,-13,-20,-16,-21,-14,-8,-16,0,-27,-15,-10,-10,-8,0,-22,0,0,2,0,7,0,0,-13,0]} 1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 (4. c3 Bf5 5. Nd2 e6 6. Qb3 Qd7 7. Ngf3 c4 8. Qd1 Nf6 9. Be2 Be7 10. h3 h6 11. O-O b5 12. a4 {½-½ (52) Matuszewski,M (2518)-Wojtaszek,R (2739) Katowice 2019}) 4... Bg4 5. Be2 e6 6. Nbd2 {D00: 1 d4 d5: Unusual lines} Nf6 7. O-O Rc8 8. c3 Bd6 9. dxc5 Bxc5 10. h3 Bh5 11. Ne5 Bxe2 12. Qxe2 O-O $146 ({Predecessor:} 12... Nxe5 13. Bxe5 {½-½ (25) Rachela,M (2329)-Lipka,J (2388) Slovakia 2005}) 13. Nxc6 Rxc6 14. Bg5 h6 15. Bh4 Be7 16. e4 dxe4 17. Bxf6 Bxf6 18. Nxe4 Be7 19. Rfd1 Qc7 20. Rd3 Rd8 21. Rxd8+ Qxd8 22. Rd1 Qc7 23. Qd3 f5 24. Ng3 Rd6 25. Qe2 Rxd1+ 26. Qxd1 Bc5 {[#] And now ...Qxg3 would win.} 27. Nf1 Qe5 28. Qd2 Qe4 29. a3 {The position is equal.} Bb6 30. Ng3 Qh4 {[#] Threatens to win with ...Qxg3.} 31. Nf1 Kh7 32. Qe2 e5 33. g3 Qf6 34. Ne3 Qe6 35. Qd3 Bxe3 {Accuracy: White = 55%, Black = 51%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.6"]
[White "Ringoir, Tanguy"]
[Black "Yanayt, Eugene"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2501"]
[BlackElo "2216"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,101,29,44,27,24,9,29,20,19,21,30,19,19,27,25,23,31,31,23,24,26,0,0,0,0,0,0,0,0,0,0,0,0,0,-12,-3,0,-30,0,-27,0,0,0,11,25,28,42,0,30,0,50,0,72,69,86,54,146,39,197,199,270,250,242,225,235,248,235,235,450,430,412,382,1120,948,29969,29971,29946,29938,5365,2826,29986,29987,29986,924,912,908]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O e5 8. dxe5 dxe5 9. Bg5 Be6 10. Qc1 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} (10. Qa4 Qb8 11. Bxf6 Bxf6 12. Nd2 Bg7 13. Rfd1 Rd8 14. Nb3 Nd4 15. Nc5 c6 16. e3 Bg4 17. exd4 exd4 18. N3e4 Bxd1 19. Rxd1 {1-0 (32) Carlsen,M (2835)-Firouzja,A (2607) St Petersburg 2018}) 10... Qc8 11. Rd1 Re8 (11... Bxc4 12. Bxf6 Bxf6 13. Ne4 $16) 12. Nd5 {White has an edge.} Nd7 13. Bh6 f6 {[#]} 14. b4 $146 ({Predecessor:} 14. Bxg7 Kxg7 15. b3 Nd8 16. Nd2 Nf7 17. c5 c6 {0-1 (39) Yakubboev,N (2556)-Wang,H (2730) Makati 2018}) 14... Nd8 15. Bxg7 Kxg7 16. Ne3 Nf7 17. a4 c6 18. a5 Qc7 19. c5 Rad8 20. a6 b5 21. cxb6 Qxb6 22. Nd2 Nb8 23. Qc3 Nd6 {[%cal Bf7d6,Bd6b5,Bb5c7][%mdl 32]} 24. Rdc1 Nb5 25. Qb2 Qd4 26. Rc2 $1 Nc7 27. Ra4 Re7 28. Qa3 Red7 (28... Nb5 $5 {[%cal Rb5a3]} 29. Qc1 Red7 $11) 29. Nb3 Bxb3 30. Qxb3 Qb6 31. Nc4 Qd4 $1 (31... Rd1+ $6 32. Bf1 $16) 32. Ne3 Qb6 33. h4 Ncxa6 (33... Nb5 $5 {[%cal Rb5d4]} 34. Qb1 Nd4 $11) 34. Bh3 Re7 (34... Rb7 $11 {keeps the balance.}) 35. Qa3 $16 {[%mdl 1024] White has strong compensation.} Rb7 36. Nc4 Rd1+ (36... Qb5 $1 $14) 37. Bf1 ({Only move:} 37. Kg2 $1 $16 Qc7 38. Rxa6 Nxa6 39. Qxa6) 37... Qd4 $2 ({Black should try} 37... Qb5 $1 $14) 38. Ne3 $1 $18 (38. Rxa6 Rxf1+ 39. Kxf1 Qe4 $11) 38... Rxb4 (38... Rxf1+ {is a better defense.} 39. Nxf1 (39. Kxf1 Qb6 $18) 39... Nxb4) 39. Rxa6 {Played: Rc2-c4} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.7"]
[White "Polgar-Shutzman, Tom"]
[Black "Beradze, Irakli"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2233"]
[BlackElo "2487"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,96,0,0,0,1,0,0,0,0,0,0,0,32,17,43,40,27,-7,0,7,25,9,9,0,0,0,0,0,0,0,11,0,0,0,0,0,0,-17,0,-20,-17,-35,0,-18,-9,-8,0,0,0,0,8,8,4,-2,-2,-2,0,-20,-16,-16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. h3 {C47: Scotch Four Knights and Four Knights with 4 g3} (10. Bg5 c6 11. Qf3 Bd6 12. Rae1 Rb8 13. Nd1 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. b3 f5 17. Ne3 f4 18. Nf5 Bxf5 19. Bxf5 Kg7 20. g3 Kf6 21. Bd3 {½-½ (30) Movsesian,S (2654)-Ding,L (2811) Khanty-Mansiysk 2019}) 10... c6 11. Qf3 Bd6 12. Bf4 Be6 13. Ne2 Re8 14. Rfe1 c5 15. Rad1 Qb6 16. Bxd6 Qxd6 17. Ng3 $146 ({Predecessor:} 17. Nf4 Rab8 {1-0 (31) Muzychuk,M (2466)-Zhao,X (2549) Istanbul 2012}) 17... Qb6 18. b3 Qb4 19. Re2 a5 20. Rde1 a4 21. c3 Qb6 22. Bf5 axb3 23. axb3 Rad8 24. Bxe6 Rxe6 25. Rxe6 fxe6 26. c4 d4 27. Rd1 Re8 28. Rd3 e5 29. Ne4 Kh8 30. Rd2 {The position is equal.} Nxe4 31. Qxe4 $11 {[%mdl 4096] Endgame KQR-KQR} Qg6 32. Qd5 h6 33. Qxc5 Qb1+ 34. Kh2 Qxb3 35. Re2 d3 36. Rd2 e4 37. Qe3 Qc3 38. c5 $1 Re5 39. f3 Rxc5 {[#] And now ...Qe5+ would win.} 40. Qxe4 Qxd2 41. Qe8+ Kh7 42. Qe4+ {[#]} Rf5 $1 {[%mdl 512]} 43. Qxf5+ {KQ-KQ} Kg8 44. Qe6+ Kf8 {Strongly threatening ...Qf4+.} 45. Qd6+ Kf7 46. Qd7+ Kf6 47. Qd6+ Kf5 {( -> ...Qf4+)} 48. Qd5+ Kf6 {Accuracy: White = 58%, Black = 54%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.8"]
[White "Karthik Venkataraman"]
[Black "Xu, Grant"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2470"]
[BlackElo "2228"]
[Annotator "TA"]
[PlyCount "166"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,166,-28,-32,-26,-22,-43,-24,-41,-26,-17,-22,-90,88,95,94,88,83,45,44,44,104,88,101,97,100,93,117,93,96,97,141,137,129,115,120,110,104,95,118,112,151,152,136,139,139,129,172,155,147,128,151,175,149,143,171,156,206,208,204,179,157,156,187,145,198,0,606,140,143,125,175,167,171,123,181,155,198,198,200,170,228,223,227,181,217,154,152,159,171,189,322,323,359,352,334,298,331,266,237,102,185,135,176,178,171,171,171,0,126,125,143,132,122,0,58,0,0,0,27,0,0,0,0,0,0,0,0,0,10,8,8,8,8,8,81,13,26,14,26,23,37,0,0,0,0,0,0,0,0,0,8,8,8,8,8,8,8,8,8]} 1. g3 d5 2. Bg2 e5 3. Nf3 e4 4. Nd4 c5 5. Nb3 c4 6. Nd4 {A00: Irregular Openings} Bc5 7. c3 Nf6 (7... Nc6 8. Nxc6 bxc6 9. O-O Nf6 10. b3 cxb3 11. axb3 O-O 12. Ba3 Bxa3 13. Nxa3 {½-½ (73) Valerga,D (2442)-Villanueva,M (2481) Buenos Aires 2018}) 8. O-O {Black has an edge.} Bxd4 9. cxd4 Nc6 10. d3 (10. b3 $11) 10... Nxd4 $146 (10... cxd3 $17 11. exd3 Bg4) ({Predecessor:} 10... cxd3 11. exd3 Bg4 12. Qb3 O-O 13. dxe4 Nxd4 14. Qd3 dxe4 15. Qd2 Rc8 16. h3 Rc2 {0-1 (16) Gravett,A-Van Dijk,H (2171) ICCF email 2017}) 11. dxe4 $16 dxe4 12. Be3 $1 Ne6 13. Qa4+ Bd7 14. Qxc4 Rc8 (14... O-O $14) 15. Qb3 O-O 16. Nc3 ({Much weaker is} 16. Qxb7 Bc6 $14) 16... Bc6 17. Bxa7 Qa5 18. Be3 Qh5 19. h3 Qe5 20. Rfd1 h5 21. Qb4 Rfe8 22. Bd4 Nxd4 23. Qxd4 Qf5 24. Qe3 b5 {next ...b4 is good for Black.} 25. Rd4 Nd5 26. Nxd5 Bxd5 27. a3 Rc2 28. Rad1 Re5 29. R4d2 Rc8 30. h4 Qe6 31. Kh2 Re8 32. Rd4 g6 33. Bh3 $1 {[%cal Rh3e6]} Qc6 34. Rc1 Qb6 35. Rc3 Kg7 36. Bg2 R8e6 (36... Qf6 $16 37. Rc7 Bc6) 37. Bh3 $2 (37. Rc8 $18) 37... Rc6 $2 {[%mdl 8192]} (37... Re8 $11) 38. Rxc6 $2 (38. f4 $18 {and the rest is easy.}) 38... Qxc6 39. Qf4 f6 40. Qe3 Re7 41. Rd1 Rc7 (41... Bc4 $16 42. Bg2 Bd5) 42. Bg2 $1 $18 Qe6 43. Rd2 Re7 44. Rd4 Qc6 (44... Bc6 $142 45. Rd8 Re8) 45. Qd2 $1 Bc4 46. Qc2 Qb6 47. e3 Bd3 48. Qc8 Qc7 49. Qa8 $1 f5 (49... Qe5 $142 50. Kg1 Re8) 50. Rd8 $1 Rf7 51. Rg8+ Kh7 52. Rh8+ Kg7 53. Rc8 ({Don't do} 53. Qg8+ Kf6 $18) 53... Qe5 54. Rc3 (54. Re8 $18 {has better winning chances.} Qf6 55. b3) 54... Qf6 (54... Kh7 $16) 55. Qe8 Qe7 {[#]} 56. Qb8 $1 Rf8 {[#]} 57. Qb6 $1 Rf6 58. Qb8 Rf8 $1 {[%cal Rf8b8]} 59. Qf4 Rd8 60. Rc7 Rd7 61. Rc3 (61. Rc6 $16) 61... Qd6 (61... Rd8 $1 $11) 62. Qxd6 (62. f3 $14) 62... Rxd6 $14 {[%mdl 4096] Endgame KRB-KRB} 63. f3 Bc4 64. fxe4 Rd2 {White must now prevent ...Bf1.} 65. Kg1 Rd1+ 66. Kh2 Rd2 $1 67. Kh3 fxe4 68. g4 Be6 69. Kg3 hxg4 70. Bxe4 Rxb2 71. Rc6 Bf7 (71... Bf5 $11 {remains equal.} 72. Bd5 Re2) 72. Rc7 (72. Kxg4 $16 b4 73. a4) 72... Kf6 $1 $11 73. Kxg4 Be6+ 74. Kf4 Rh2 75. Rc6 {Hoping for Bd5.} Rxh4+ {The position is equal.} 76. Kf3 {Strongly threatening Bd5.} Rh3+ 77. Kf2 {Threatens to win with Bd5.} Ke5 78. Bxg6 Rh2+ 79. Kg3 Rb2 80. Rc3 Bd5 {...Rg2+ is the strong threat.} 81. Bd3 b4 82. axb4 Rxb4 83. Be2 Rb3 {Accuracy: White = 59%, Black = 48%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.9"]
[White "Park, Evan"]
[Black "Brodsky, David"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2175"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,106,24,28,-18,20,-93,-80,-61,-74,-66,-68,-96,-101,-82,-89,-74,-85,-216,-152,-114,-52,-56,-48,-120,-83,-85,-87,-129,-129,-135,-135,-136,-159,-189,-180,-221,-156,-256,-246,-255,-193,-190,-187,-175,-176,-195,-191,-225,-208,-304,-306,-316,-316,-369,-369,-317,-197,-341,-216,-217,-188,-231,-235,-216,-200,-303,-332,-460,-453,-699,-696,-656,-589,-810,-464,-652,-474,-575,-514,-4806,-2145,-29978,-29980,-29978,-29980]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 O-O 10. O-O-O Nbd7 11. g4 b5 12. g5 Nh5 13. Ne2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (13. Kb1 Nb6 14. Na5 Rc8 15. a3 g6 16. h4 Ng3 17. Rh2 Nxf1 18. Rxf1 h5 19. Bxb6 Qxb6 20. Nd5 Bxd5 21. exd5 {½-½ (35) Navara,D (2739)-Wojtaszek,R (2722) Prague 2019}) 13... Nb6 14. Na5 (14. Ng3 $1 $11 Nf4 15. Kb1) 14... Rc8 $1 $17 (14... Bxa2 $6 15. Nc3 $14) 15. Ng3 {Black is better.} Nf4 16. h4 d5 {Played: Qd8-c7} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.10"]
[White "Jacobson, Brandon"]
[Black "Narayanan, Samrug"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2472"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,117,10,61,-1,31,0,20,-21,-18,-20,9,14,33,0,52,-23,-32,-28,-33,-35,-24,-17,-19,-41,0,0,61,54,54,29,29,29,29,29,26,-22,-11,-11,14,14,29,29,29,21,21,14,11,-1,41,30,85,20,22,35,144,133,157,129,157,-8,-7,-7,-7,-7,-7,-7,-7,-14,-11,-80,0,-8,0,-7,0,-8,0,0,77,77,77,77,78,78,116,97,95,84,152,117,155,154,144,82,83,90,90,85,85,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 (8... Kf8 $11) 9. h4 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4} (9. Nf3 $14) (9. Nf3 Nc6 10. Be2 Bd7 11. O-O c4 12. Ra2 O-O-O 13. Bg5 Rf8 14. Qh4 h6 15. Rb1 Rh7 16. h3 f5 17. exf6 Rff7 18. Qg3 Qa5 19. Bf4 Nxf6 20. Nd2 {1-0 (50) Saric,I (2689)-Lupulescu,C (2606) Batumi 2018}) 9... h6 (9... h5 $5 {[%cal Rh5g4]} 10. Qf4 Nd7 $11) 10. Bd3 Nc6 11. Qf4 $146 ({Predecessor:} 11. Nf3 Nge7 12. Qf4 c4 13. Qf6 Rh7 14. h5 Ng8 15. hxg6 Nxf6 16. gxh7 Nxh7 17. Bxh7 {1-0 (63) Rjanova,V (2222)-Balaian,A (2203) Sochi 2012}) 11... c4 12. Be2 Bd7 13. Bd1 Rh7 14. Qg3 Rg7 (14... Qb5 $11) 15. h5 (15. Nf3 $14) 15... g5 $11 16. f4 {[%cal Rf4g5]} g4 17. Qh4 Nce7 18. Bxg4 Qxc2 19. Nf3 Nf5 20. Bxf5 exf5 (20... Qxf5 $11 21. Kf2 Bc6) 21. O-O $14 Rg4 22. Qe1 (22. Qf2 {looks sharper.} O-O-O 23. Rfc1 Qa4 24. Nh2 Rg7 25. Be1) 22... O-O-O 23. Qb1 Qxb1 24. Rfxb1 Ne7 25. Rb2 Rdg8 26. Be3 b6 27. Kh2 Nc6 28. Rg1 Kc7 29. g3 R4g7 30. Kh3 Be6 31. Nh2 Ne7 32. a4 a6 (32... Nc6 $11) 33. Ra2 (33. Bc1 $16) 33... Nc6 $11 34. Bc1 Na5 (34... f6 $1 $14) 35. Ba3 $16 Kd7 36. Nf1 $1 Rg4 37. Ne3 $2 (37. Rag2 $16) 37... Rxf4 $1 $11 38. gxf4 Rxg1 39. Kh2 Rg8 40. Rg2 $132 {[%mdl 2048] White is not keeping still} Rxg2+ 41. Kxg2 {[%mdl 4096] Endgame KBN-KBN} Ke8 42. Nc2 (42. Kf3 $11) 42... Nc6 (42... Nb3 $1 $17) 43. Bd6 Bd7 44. Ne3 Be6 45. Bc7 Na5 46. Bxb6 Nb7 (46... Nb3 $1 $11 {keeps the balance.}) 47. a5 $16 Kd7 48. Nc2 {Threatens to win with Nb4.} Kc6 49. Na3 Bc8 50. Kf2 Be6 51. Ke1 Bd7 (51... f6 $142) 52. Kd2 Be6 53. Kc1 Bc8 {[#]} 54. Nc2 ({White should play} 54. Kb2 $1) 54... Be6 55. Nb4+ Kb5 {[#]} 56. Kb2 $1 Nxa5 57. Bxa5 (57. Bc5 $16) 57... Kxa5 $11 58. Nc6+ Kb6 59. Ne7 {[%mdl 32768] Accuracy: White = 52%, Black = 30%. . Loss on time!?} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.11"]
[White "Harazinska, Ewa"]
[Black "Bajarani, Ulvi"]
[Result "0-1"]
[ECO "E35"]
[WhiteElo "2178"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,66,42,50,41,44,41,58,15,11,15,14,22,47,0,0,0,0,0,-7,-23,-8,-23,-26,-24,-29,-49,-20,-22,-12,-37,-17,-33,-22,-53,-76,-117,-121,-154,-175,-272,-270,-399,-394,-486,-439,-687,-718,-711,-702,-666,-562]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 d5 6. cxd5 exd5 7. Bg5 Nbd7 8. e3 h6 9. Bh4 c5 10. Be2 {E35: Nimzo-Indian: Classical: 4...d5 5 cxd5 exd5} Re8 (10... Qa5 11. O-O Bxc3 12. bxc3 b6 13. Rfc1 Ba6 14. Bxa6 Qxa6 15. Bxf6 Nxf6 16. dxc5 bxc5 17. c4 Rac8 18. cxd5 Nxd5 {½-½ (38) Cruz,C (2571)-Cuartas,J (2499) Barcelona 2018}) 11. O-O Qa5 $146 ({Predecessor:} 11... Bxc3 12. bxc3 Qa5 13. c4 b6 14. cxd5 Nxd5 15. Rfc1 Ba6 16. Bxa6 Qxa6 17. Qb3 Ne7 18. Bxe7 Rxe7 {½-½ (28) Korchut,A (1837)-Kelemen,G (1865) LSS email 2012}) 12. dxc5 {Black should prevent Bxf6.White is slightly better.} Bxc3 13. Qxc3 Qxc3 14. bxc3 Ne4 15. Rac1 Ndxc5 16. c4 dxc4 17. Bxc4 Be6 18. Bxe6 Nxe6 19. Rfd1 Rac8 {[#] ...Nc3 is the strong threat.} 20. Kf1 f6 21. Bg3 Rxc1 22. Rxc1 Rd8 23. Ke2 b5 24. Rc6 Kf7 25. Rc2 b4 26. Nd2 Nc3+ 27. Ke1 Rd3 28. Rb2 (28. Bb8 $142) 28... a5 $19 {[%cal Ba7a5,Ba5a4,Ba4b3][%mdl 32]} 29. h3 (29. Bb8 $142) 29... Nc5 30. Rc2 a4 {Hoping for ...N5e4.Black is clearly winning.} 31. Bc7 {[#]} (31. f3 $142 b3 32. axb3 axb3 33. Rb2) 31... b3 $1 {[%mdl 512]} 32. axb3 axb3 33. Rb2 Rd7 {Accuracy: White = 37%, Black = 73%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.12"]
[White "Yoo, Christopher Woojin"]
[Black "Puckett, Matthew"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2456"]
[BlackElo "2148"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,80,14,31,-11,-4,-17,0,0,0,-4,-10,-10,-8,-4,-9,-18,-10,-15,-4,-14,0,5,0,10,6,-13,-18,-53,-52,-57,-55,-37,0,-57,-53,-53,0,-58,26,26,26,0,150,131,133,155,114,149,113,84,297,266,295,281,276,297,310,279,457,453,516,493,526]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 d6 7. Bc4 Nc6 8. O-O Be7 9. Qe2 O-O 10. Rd1 Bd7 11. b3 $146 {B22: Sicilian: 2 c3} ({Predecessor:} 11. a3 Rc8 12. Bxd5 exd5 13. Nc3 Be6 14. Bf4 Re8 15. h3 a6 16. Rac1 h6 17. b4 Bf8 18. Qd2 Rc7 {½-½ (39) Vitiugov,N (2732)-Yu,Y (2763) Khanty-Mansiysk 2019}) 11... Rc8 12. Bb2 a6 13. Nbd2 {The position is equal.} b5 14. exd6 Bxd6 15. Ne4 {Strongly threatening Bxd5.} Be7 16. Bxd5 exd5 17. Nc5 Nxd4 {[%mdl 64] Remove Defender} 18. Rxd4 Rxc5 19. b4 Rc8 20. Rxd5 {And now Rad1 would win.} Qe8 21. Re5 Be6 $1 22. Nd4 Bxb4 23. Nf5 {[#]} Bxf5 $1 {[%mdl 512]} 24. Rxe8 (24. Rxf5 Qxe2) 24... Rfxe8 25. Qf3 Be6 (25... Be4 {feels hotter.} 26. Qb3 Bf8 27. h3 Bf5 28. a3 Be6) 26. h3 (26. a3 $1 $11 Be7 27. Qg3) 26... Rc2 $15 27. Bd4 Rd8 ({Much worse is} 27... Rxa2 $6 28. Bxg7 $1 {[%mdl 512]} Kxg7 29. Rxa2 $14) (27... Bf8 $15) 28. Rd1 ({White should play} 28. a3 $11 Bf8 29. Qe3) 28... Rxa2 {[#]} (28... Rcc8 $15) 29. Bxg7 $1 $11 {[%mdl 512]} Rxd1+ (29... Kxg7 30. Qg3+) 30. Qxd1 Rd2 (30... Kxg7 $11 31. Qd4+ {[%mdl 64] Double Attack} Kg6 32. Qxb4 h6) 31. Qa1 $1 $16 {[%mdl 1024] Threatens to win with Bh6. White has strong compensation.} Bb3 {...Rd1+ is the strong threat.} 32. Kh2 {aiming for Bh6.} Bd6+ ({But not} 32... Rxf2 $2 33. Bh6 $18) 33. Be5 Bc4 34. h4 Rd5 $2 (34... h5 $16) 35. Bxd6 $18 Rxd6 {[#] KQ-KRB} 36. h5 $1 h6 {[#]} 37. g4 $1 Be2 38. Kg3 Re6 $2 (38... Rd3+ {is a better defense.} 39. Kh4 Rd6) 39. Qd4 Bc4 40. f4 Kh7 {[%mdl 32768] Accuracy: White = 69%, Black = 49%. . Sensor Board Error (Ke4/e5)?} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.13"]
[White "Somalwar, Anaiy"]
[Black "Zapata, Alonso"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "2143"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,130,28,25,39,19,51,45,48,22,23,20,67,41,42,15,24,32,40,33,56,46,85,72,90,83,116,88,87,76,94,70,64,54,119,117,112,103,107,99,100,77,87,64,64,60,60,62,77,31,58,48,47,62,46,47,39,45,77,72,84,83,99,106,112,68,123,129,140,147,151,147,198,0,139,102,151,0,129,73,185,86,125,0,211,206,301,284,242,65,91,73,64,38,60,52,69,84,129,0,0,0,0,0,0,-534,0,0,0,-1801,-1391,-29990,-29991,-29991,-29992,-29992,-29993,-29993,-29994]} 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 a5 6. Be3 Nc5 7. f3 Be7 8. Nge2 h6 {A53: Old Indian Defence without Nf3} (8... c6 9. Nc1 O-O 10. Nd3 cxd5 11. cxd5 b6 12. Qd2 Nh5 13. O-O-O h6 14. g4 Nxd3+ 15. Bxd3 Nf4 16. Kb1 Nxd3 17. Qxd3 {1-0 (38) Battaglini,G (2473)-Smirin,I (2644) Jerusalem 2017}) 9. a3 $146 ({Predecessor:} 9. Ng3 O-O 10. Be2 Nh7 11. O-O Bg5 12. Bf2 Bd7 13. b3 g6 14. Bd3 h5 15. Re1 h4 16. Nf1 {0-1 (86) Swiech,J (2054)-Sliwicka,A (2307) Mumbai 2019}) 9... Bd7 10. Ng3 a4 {White is slightly better.} 11. Bd3 (11. Bxc5 $5 dxc5 12. Bd3 $14) 11... Nxd3+ 12. Qxd3 g6 13. O-O h5 14. Rae1 O-O 15. Nge2 c6 16. h3 cxd5 17. cxd5 Nh7 18. f4 exf4 19. Bxf4 Bg5 20. Bh2 Bf6 21. Kh1 Be5 22. Bxe5 (22. Qe3 {looks sharper.} Qc7 23. Bf4 Rac8 24. Rf3 b5 25. Ref1) 22... dxe5 23. Qe3 Ra6 (23... Kg7 $14) 24. Nc1 $1 $16 Qe7 25. Nd3 Rc8 26. Qg3 Re8 27. Rf2 Kg7 28. Qe3 Rc8 29. Ref1 f6 30. Nb4 Rd6 31. Qa7 Be8 32. Nxa4 Ng5 {aiming for ...Bxa4.} 33. Re1 Bxa4 34. Qxa4 Rc4 35. Rfe2 $36 {[%mdl 2048] White has good play.} Rd8 36. Qb3 Rc7 37. Na2 Rdc8 38. Nc3 Rc4 39. Qb6 Rd8 (39... Qc7 $14 40. Qxc7+ R4xc7) 40. Rf1 Rd6 41. Qb3 Rc8 42. Qb4 Qd7 (42... Rd7 $16) 43. Qb3 $2 (43. Nb5 $18 Rb6 44. a4) 43... Ra6 (43... Qe7 $1 $11 {keeps the balance.}) 44. Qc2 Rc4 45. Qb3 $2 (45. Re3 $16) 45... Rd4 (45... Rc8 $11 {remains equal.}) 46. Rfe1 (46. Kh2 $142) 46... Qc8 (46... Nf7 $16) 47. Rd1 (47. Rc2 $18 {and White stays clearly on top.} Qd7 48. Ne2 Rxe4 49. Rec1) 47... Kh6 48. Rde1 (48. Rxd4 $16 exd4 49. Nd1) 48... Qd7 $2 (48... Kg7 $11) 49. Nb5 $18 Rb6 (49... Rda4 $142 50. h4 Nf7) 50. a4 (50. Nxd4 Rxb3 51. Nxb3 Nxh3 $14) 50... Kg7 51. Rc2 $2 ({Inferior is} 51. Nxd4 Rxb3 52. Nxb3 Qxa4 $11) (51. Kh2 $18) 51... Nxe4 $14 52. Qe3 Rxb5 53. axb5 g5 54. Qb3 {Black must now prevent b6.} b6 55. Rc6 g4 {Played: Rd4-d3} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.14"]
[White "Hilby, Craig"]
[Black "Sailer, Mike"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2434"]
[BlackElo "2141"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,67,52,48,63,54,54,31,31,31,34,33,33,31,35,16,31,22,31,30,40,14,37,44,116,116,116,113,105,105,115,115,125,125,132,131,150,137,154,154,175,203,228,216,247,262,410,396,407,402,581,586,570,567,554,574,479,423,822,851]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Ne5 Nbd7 {B01: Scandinavian Defence} 7. Nc4 Qc7 8. Qf3 Nb6 {White is slightly better.} 9. Bf4 Qd7 10. O-O-O {aiming for d5!} (10. Nxb6 axb6 11. O-O-O Qd8 12. h3 e6 13. Bc4 Be7 14. g4 {½-½ (32) Grischuk,A (2750)-Rapport,R (2698) chess.com INT 2017}) 10... Qg4 11. Qxg4 Bxg4 12. Nxb6 $146 ({Predecessor:} 12. f3 Be6 13. Nxb6 {½-½ (31) Carlier,E (2290)-Montgomery,R (2285) ICCF email 2014}) 12... axb6 13. f3 $36 {[%mdl 2048] White has the initiative.} Be6 14. a4 g6 15. Bc7 Bh6+ 16. Kb1 Nd5 ({Better is} 16... b5 $14) 17. Nxd5 $16 Bxd5 18. b3 ({But not} 18. Bxb6 $6 Rxa4 19. b3 Ra8 $11) 18... b5 19. axb5 O-O 20. Kb2 cxb5 21. Bxb5 Rfc8 22. Bb6 Bf4 23. Bd7 Rcb8 24. c4 Ra6 25. Bc5 ({Not} 25. cxd5 Rxb6 26. g3 Rd8 $11) 25... Bc6 26. Bxc6 Rxc6 27. Bxe7 Re8 (27... Re6 $142) 28. d5 $18 Be5+ 29. Kc2 Ra6 (29... Rc7 $142 30. Bb4 Ra8) 30. d6 {White is clearly winning.} Ra2+ 31. Kd3 Rea8 32. Rd2 R2a3 33. d7 Bc7 (33... Rxb3+ $142 34. Ke2 Bc7 35. d8=Q+ Bxd8) 34. Bxa3 {Accuracy: White = 80%, Black = 42%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.15"]
[White "Venkat, Raghav"]
[Black "Escalante Ramirez, Brian Sebasti"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2141"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,108,-18,0,-18,31,40,83,32,49,33,35,0,0,0,57,45,40,-56,-74,-113,-51,-122,-27,-108,-81,-305,-300,-317,-157,-145,0,0,0,0,0,-1306,-1277,-975,-270,-722,-554,-1043,-715,-669,8,13,15,15,10,19,158,0,0,0,0,0,12,0,8,8,8,8,8,-14,-14,-14,-11,-11,-8,-11,-8,-8,66,66,72,4,8,4,4,-8,-8,-91,8,-20,-4,-5,0,0,0,-6,0,0,0,-8,0]} 1. e4 e6 2. d3 d5 3. Qe2 Ne7 4. Nf3 c5 5. g3 Nbc6 6. Bg2 g6 7. O-O Bg7 8. c3 h6 9. Re1 {A08: King's Indian Attack} (9. h4 O-O 10. e5 f6 11. Bf4 fxe5 12. Bxe5 Nxe5 13. Nxe5 Qc7 14. Re1 Rf5 15. Ng4 Bd7 16. Nd2 Raf8 17. Nf3 {0-1 (31) Fedorov,A (2579)-Timofeev,A (2659) Warsaw 2011}) 9... d4 10. e5 $146 ({Predecessor:} 10. cxd4 cxd4 11. a3 e5 12. b4 {½-½ (12) Dgebuadze,A (2487)-Van Dooren,D (2375) Germany 2019}) 10... g5 11. Nbd2 (11. cxd4 $16 cxd4 12. Na3) 11... g4 $14 12. Nh4 Nxe5 13. Nc4 Nxc4 14. Qxg4 Rg8 (14... Bf6 $11 15. dxc4 dxc3) 15. dxc4 dxc3 16. Be3 ({Only move:} 16. Qe2 $14) 16... cxb2 $15 17. Rad1 Qc7 (17... Bd7 $17 18. Bxc5 Bc3) 18. Qh5 (18. Qe4 $15) 18... Bd7 (18... Bc3 $17 19. Qxc5 Qxc5 20. Bxc5 Bxe1 21. Rxe1 Bd7) 19. Bxc5 (19. Bf4 $1 $11 {keeps the balance.} Qb6 20. Be5) 19... Ba4 $36 {[%mdl 2048] Keeping White busy.} 20. Rd3 $2 (20. Rb1 $17 {is a better defense.} Bc3 21. Rxe6) 20... Bc2 $19 21. Rf3 O-O-O (21... Ng6 $1 $19 {and Black stays clearly on top.} 22. Nxg6 b1=Q 23. Rxb1 Bxg6) 22. Rxf7 $17 Qa5 (22... Rd7 $17 {...Bc3 is the strong threat.} 23. Qe2 Qe5 $1 {[%mdl 512]} 24. Qxe5 (24. Rxg7 $2 Qxe2 25. Rxg8+ Nxg8 $19) 24... Bxe5 25. Rxe7 Rxe7 26. Bxe7 Bc3) 23. Bxb7+ $1 $11 {[%mdl 64] Decoy} Kxb7 24. Rxe7+ Kc8 25. R1xe6 $2 {[%mdl 8192]} (25. R7xe6 $11 Bc3 26. Qf3 Qxc5 27. Rc6+ Qxc6 28. Qxc6+ Kb8 29. Qb5+ Kc7 30. Qc5+ Kb8 31. Nf3 (31. Qb5+ Ka8 $11)) 25... b1=Q+ $19 {[%mdl 64] Double Attack} 26. Kg2 Qa4 $2 (26... Bd3 {( -> ...Bf1+)} 27. Kh3 Bf5+ $1 {[%mdl 512]} 28. Nxf5 Qf1+ {[%mdl 64] Double Attack} 29. Kh4 Qxc4+ {[%mdl 64] Double Attack} 30. f4 Qaxc5) 27. Qg4 $2 (27. Qf3 Be4 28. Rxe4) 27... Rd7 28. Rd6 {[%cal Rd6d7]} Qb7+ 29. Kh3 Qac6 $2 {[#]} (29... Rgd8 $19 30. Rxg7 Qe4 31. Rxh6 Bd3 32. Qxe4 Bxe4) 30. Qe6 $1 $11 {[%mdl 512] [#]} Qxd6 $1 31. Bxd6 Rgd8 {Strongly threatening ...Bf8.} 32. Rxg7 $1 Qc6 (32... Qe4 $1 $11 {remains equal.} 33. Be5 Bd3 34. Qa6+ Qb7) 33. Rxd7 $2 (33. c5 $16) 33... Qxd7 34. Qxd7+ Kxd7 $16 {[%mdl 4096] Endgame KRB-KBN} 35. Bc5 a6 36. Nf3 Rb8 37. Ne5+ Ke6 38. Bd4 Bb1 39. a4 Rb4 40. a5 Ra4 41. f4 Rxa5 42. g4 Ra2 43. f5+ Ke7 (43... Bxf5 $1 $11 44. gxf5+ Kxf5) 44. Kg3 $1 $14 a5 {[#]} 45. Bc5+ (45. h4 $1 $16) 45... Kf6 $11 46. Nd7+ Kf7 47. Bd6 a4 48. c5 {[#]} (48. Ne5+ $11 Kf6 49. Nd7+ Kg7 50. Ne5) 48... Be4 ({Better is} 48... Rc2 $1 $17 {White must now prevent ...a3.} 49. Ne5+ Kf6 50. Nd7+ Kg7 51. Be5+ Kg8) 49. c6 {The position is equal.} Rd2 50. Ne5+ Kf6 51. Nd7+ Kf7 52. Ne5+ Kf6 53. Nd7+ Kf7 54. Ne5+ Kf6 {Accuracy: White = 28%, Black = 34%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.16"]
[White "Korley, Kassa"]
[Black "Copeland, Samuel"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2432"]
[BlackElo "2128"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,53,15,8,20,8,16,0,36,22,47,39,41,31,32,21,27,21,48,48,41,49,41,51,40,37,48,53,47,49,113,112,185,177,212,215,230,97,175,180,182,163,170,139,573,558]} 1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Be2 c5 5. O-O Nc6 6. b3 Be7 {D05: Colle System with ...e6} (6... cxd4 7. exd4 Be7 8. a3 O-O 9. Bd3 a6 10. Bb2 b5 11. Nbd2 b4 12. axb4 Nxb4 13. Be2 a5 14. c3 Nc6 15. Ba3 {½-½ (38) Burmakin,V (2508)-Lintchevski,D (2532) Kazan 2017}) 7. Bb2 O-O 8. Nbd2 Qc7 {The position is equal.} 9. c4 Rd8 $146 ({Predecessor:} 9... b6 10. Rc1 Bb7 11. Qc2 Rac8 12. Rfd1 Rfd8 {1-0 (67) Rios Rebollo,V (1746)-Navas Hernando,O (1827) Madrid 2010}) 10. cxd5 Nxd5 11. Rc1 cxd4 12. Nxd4 Bd7 13. Bb5 Bf6 14. Nxc6 Bxc6 15. Bxf6 Nxf6 16. Bxc6 bxc6 17. Qc2 Rd5 18. Nf3 c5 19. e4 Rh5 ({Black should play} 19... Rdd8 $14) 20. Rfd1 Qf4 (20... Qb7 $16) 21. e5 $1 $18 {[%cal Re5f6]} Ne4 {next ...Ng5 is good for Black.} 22. Qd3 {White wants to mate with Qd8+!} f5 {[#]} 23. exf6 (23. Rc4 $1 $18) 23... gxf6 {[#]} (23... Rd5 $16 {might work better.} 24. f7+ Kxf7) 24. g3 $1 {[%cal Rg3f4]} Qg4 25. Qe3 Rd5 {[#]} 26. h3 $1 {[%mdl 512]} Qf5 $2 {[%mdl 8192]} (26... Qg6 $16) (26... Qxh3 27. Qxe4) 27. g4 {Accuracy: White = 59%, Black = 22%.} ({Weaker is} 27. Re1 Ng5 $18) 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.17"]
[White "Kozelov, Roman"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2120"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,123,-7,0,0,0,0,0,0,7,0,0,0,0,0,5,-6,0,0,10,3,4,8,25,17,68,65,65,11,30,19,80,56,78,0,56,45,67,66,118,121,118,138,116,102,89,20,201,196,309,306,247,268,278,227,262,279,227,277,283,261,295,301,295,302,276,293,265,213,292,132,319,316,278,277,333,327,441,335,500,477,739,417,6133,6133,6116,5614,29975,29975,29974,29970,29978,29979,29979,29980,29980,29981,29980,29981,29982,29982,29984,29984,29988,29988,29988,29988,29989,29990,29996,29989,29989,29990,29996,29992]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nd2 d5 7. exd5 {C45: Scotch Game} cxd5 8. Bb5+ Bd7 9. Bxd7+ {The position is equal.} Qxd7 10. O-O Be7 11. b3 O-O 12. Bb2 Rfe8 (12... Qf5 13. Nf3 Rfe8 14. Qd3 Qxd3 15. cxd3 {½-½ (30) Ivanchuk,V (2732)-Hou,Y (2649) Shenzhen 2017}) 13. Nf3 c5 $146 ({Predecessor:} 13... c6) 14. Qd3 h6 15. Rad1 Rad8 16. Rfe1 Qc8 17. h3 a5 (17... Nh7 $11) 18. Qb5 $14 Ne4 19. a4 (19. c4 $14) 19... Qa8 20. Nd2 f5 (20... Nxd2 $11 {keeps the balance.} 21. Rxd2 Rb8) 21. Nxe4 fxe4 22. Ba3 (22. Be5 $16) 22... Rf8 (22... d4 $11) 23. c4 $1 {[%cal Rc4d5] Strongly threatening cxd5.} ({Don't play} 23. Bxc5 Rb8 $15) 23... d4 {White must now prevent ...Bd6.} 24. Bxc5 Rf5 ({Better is} 24... Bxc5 $14 25. Qxc5 d3) 25. Bxe7 $16 Rxb5 26. axb5 Rd7 27. Bc5 d3 28. Rd2 ({White should try} 28. Ra1 $16) 28... Qc8 $2 {[#]} (28... a4 $1 $11 29. Ra1 Qc8) 29. Be3 $1 $18 a4 (29... Kf7 {is a better defense.} 30. Ra2 Qd8) 30. bxa4 Qxc4 31. Ra1 Qc3 32. Raa2 Qc1+ 33. Kh2 Qc7+ 34. g3 Qa5 35. b6 Kh7 36. Rdb2 Rb7 37. Rb5 Qa6 38. Rb4 Qa5 39. Rab2 Qd5 40. Rd4 (40. h4 $18 {and White stays clearly on top.}) 40... Qe5 $2 (40... Qf5 $16 41. Rdb4 (41. Rbb4 Qa5 $16) 41... g5) 41. Rb5 ({Less strong is} 41. Rbb4 Qf5 $16) 41... Qe8 42. Rdd5 Qf8 43. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Qa3 44. Kg2 Qa2 (44... Qa4 $142 45. h4 Qa3) 45. Rd8 Qe2 (45... Kg6 $142 46. Rc5 Rf7) 46. Rf5 {Threatens to win with a6.} Kg6 (46... Qa2 $142 47. Rc5 Rf7) 47. a6 Rxb6 48. Bxb6 d2 49. Rfd5 {White mates.} Qxa6 50. R8d6+ Kh7 51. Rxd2 Qb7 52. Be3 Qf7 53. Rd7 Qf3+ 54. Kh2 Qf5 55. R2d6 {Played: Rd7-a7} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.18"]
[White "Song, Edward"]
[Black "Martinez, Isaac"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2411"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,97,3,8,32,27,32,33,37,31,49,37,50,51,87,54,115,114,101,70,145,139,158,148,141,117,253,169,169,187,177,169,209,199,210,216,208,208,201,195,304,304,304,304,304,304,304,304,304,304,304,304,304,304,304,304,304,304,304,304,304,269,522,385,718,692,720,686,607,571,1575,1368,2179,3131,2776,2903,2463,2468,1841,1522,2016,1943,1552,1456,1681,1509]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 {Black should prevent Bc4.} Qd4 {B27: Sicilian: 2 Nf3, unusual Black 2nd moves} (8... Bg7 {seems wilder.} 9. Bb5 O-O 10. Nxc6 bxc6 11. Bxc6 Bd7) (8... Bd7 9. Nxd7 Qxd7 10. Be2 Bg7 11. O-O O-O 12. Rd1 Qf5 13. Bd3 Qh5 14. Qb5 Qxb5 15. Bxb5 Nb4 16. Ba4 {1-0 (60) Guseinov,G (2664)-Gordievsky,D (2614) St Petersburg 2018}) 9. Nxc6 Qxa4 10. Nxa4 bxc6 {White is slightly better.} 11. Be3 Bg7 12. O-O-O O-O 13. Bc4 Re8 14. Rhe1 e6 $146 (14... Nd5 $14) ({Predecessor:} 14... Nd7 15. Bb3 Bf8 16. Nc5 Nxc5 17. Bxc5 {1-0 (54) Pfreundt,J (2260)-Wolter,J (2116) Germany 2016}) 15. Bd4 $16 a5 16. Nc5 Rd8 (16... a4 $14) 17. Be2 Bh6+ 18. Kb1 Nd5 19. c4 Nb4 (19... e5 $16 20. Bxe5 (20. cxd5 exd4 21. dxc6 Bf5+ 22. Bd3 Bxd3+ 23. Nxd3 Rdc8 $16) 20... Re8) 20. Bf6 Re8 21. Bf3 e5 22. a3 ({Don't take} 22. Rxe5 Rxe5 23. Bxe5 Bf5+ 24. Be4 Re8 $16) 22... Bf5+ 23. Be4 {[#] Hoping for Bxf5.} Bxe4+ 24. Rxe4 Na6 25. Nxa6 Rxa6 26. Rxe5 Raa8 (26... Rb8 {might work better.} 27. Rd7 Bf8) 27. Rxe8+ $18 Rxe8 {[%mdl 4096] Endgame KRB-KRB} 28. Rd6 Rc8 29. Rd8+ Rxd8 30. Bxd8 {KB-KB} a4 {[#]} 31. b3 $1 {[%cal Bb2b3,Bb3a4,Ba4a5,Ba5a6][%mdl 544]} Kf8 (31... axb3 32. a4) 32. bxa4 Ke8 33. Bb6 Bf8 34. a5 {Strongly threatening a6.} Kd7 35. a6 {Threatens to win with a7.} Kc8 36. a4 Bd6 37. h3 Be7 $2 (37... Kb8 38. Kc2 Be5) 38. Kc2 Kb8 $2 (38... f5 39. Kc3 Bh4) 39. Kd3 {White is clearly winning.} Kc8 40. Ke4 Bf6 41. f4 h5 42. f5 Bg7 43. fxg6 fxg6 44. Bd4 Bf8 45. Be5 Ba3 46. Bg3 Bb2 47. Bd6 Bc3 48. Kf4 Bf6 49. g3 {Accuracy: White = 78%, Black = 36%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.19"]
[White "Chen, Benjamin"]
[Black "Tsolakidou, Stavroula"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2046"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,148,21,45,12,27,21,23,23,62,34,39,16,54,43,53,20,47,47,52,48,82,77,74,67,68,66,89,66,85,78,98,93,68,8,19,24,139,0,7,6,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-165,0,-13,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,-8,-6,-8,0,0,0,0,0,0,0,0,0,0,0,0,12,8,8,0,0,0,0,-8,0,-8,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nf3 Bg7 8. Bg2 O-O 9. O-O Nbd7 10. Bf4 Qe7 11. a4 {A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} (11. Re1 Nh5 12. Bg5 f6 13. Bd2 f5 14. Bg5 Ndf6 15. e4 fxe4 16. Nxe4 Qc7 17. Bxf6 Nxf6 18. Neg5 Qb6 {½-½ (29) Vallejo Pons,F (2711)-Ponomariov,R (2709) Tallinn 2016}) 11... Ng4 12. Bg5 f6 13. Bd2 {White has an edge.} Nge5 14. Rb1 {[#]} b6 $146 ({Predecessor:} 14... Nxf3+ 15. exf3 f5 16. Re1 Qd8 17. Nb5 Ne5 18. f4 Nf7 19. b4 Bd7 20. Qc2 b6 21. Bf1 Re8 {½-½ (21) Ashwin,J (2472)-Grigoryan,A (2605) Albena 2013}) 15. b4 Nxf3+ 16. exf3 cxb4 17. Rxb4 Nc5 18. Re1 Qd7 19. Bf1 f5 {[#]} 20. Nb5 $1 Ba6 21. Bf4 Rfd8 22. Re3 Bf6 {With the idea ...g5.} 23. h4 (23. Nxd6 $2 Bxf1 24. Kxf1 g5 $19) 23... Bxb5 24. Bxb5 Qg7 25. Bc6 Rac8 26. Bg5 ({Better is} 26. Re2 $14) 26... Rf8 27. Qe2 Rc7 {[#]} (27... h6 $11 28. Bxf6 Qxf6) 28. Rb1 ({White should play} 28. Bf4 $1 $16) 28... Be5 29. f4 Bd4 30. Re7 Rxe7 31. Bxe7 Bxf2+ 32. Kg2 Ne4 33. Bxf8 Kxf8 (33... Qc3 $5 34. Qf3 $8 Be3 $11) 34. Rc1 Bxg3 {And now ...Qf6 would win.} 35. Bb5 Qf6 36. Bd3 $1 Bxf4 ({Reject} 36... Qxh4 37. Rh1 $16) 37. Rc8+ Kg7 38. Bxe4 fxe4 ({Wrong is} 38... Qxh4 $2 39. Rc7+ Kg8 40. Bf3 $18) 39. Qxe4 {Black must now prevent Rc7+.} Qxh4 $11 {[%mdl 4096] Endgame KQR-KQB} 40. Rc7+ Kh6 41. Rc3 $2 (41. Rxa7 $11 {and White stays safe.} Qg4+ 42. Kf1) 41... Qg5+ $2 ({Black should try} 41... Qg4+ $19 42. Kf1 Qd1+ 43. Qe1 Qxe1+ 44. Kxe1 g5) 42. Kf1 {The position is equal.} Be5 43. Qh1+ Kg7 $1 ({Don't go for} 43... Qh5 $2 44. Rh3 $18) 44. Rc7+ {[%mdl 64] Double Attack} Kf6 {...Qg4 is the strong threat.} 45. Qf3+ Qf5 46. Qxf5+ Kxf5 47. Rxh7 {KR-KB} a5 48. Rh4 Bf4 49. Ke2 Ke4 50. Rh3 Kxd5 51. Rb3 Kc5 52. Rb5+ Kc6 53. Kf3 Bd2 54. Rb2 Bb4 55. Ke4 d5+ 56. Kd4 g5 57. Rg2 Be7 58. Rc2+ Bc5+ 59. Ke5 d4 60. Rf2 Bd6+ 61. Ke4 Kc5 62. Rb2 g4 63. Kd3 g3 64. Rb5+ Kc6 {Black wants to play ...Bf4.} 65. Rg5 Bf4 66. Rg4 Be5 67. Ke4 Bd6 68. Kxd4 {aiming for Rg6.} b5 69. axb5+ Kxb5 70. Kc3 Kc6 71. Rg5 Bc7 72. Kc4 Kd7 73. Rg7+ Kc6 74. Rg5 Kd7 {Accuracy: White = 72%, Black = 50%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "1.20"]
[White "Ynojosa Aponte, Felix Jose"]
[Black "Storn, Justin"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2403"]
[BlackElo "2030"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,97,35,9,33,5,17,18,31,7,18,0,62,83,193,183,175,175,279,267,391,374,353,323,391,415,524,477,491,510,538,513,1207,1195,1448,1291,1416,1431,1138,379,486,442,599,604,595,595,595,595,595,584,1231,1223,1125,1054,1404,1293,1285,1172,1357,1160,2192,2122,2103,2022,1990,1950,29974,29972,29980,29981,29985,29986,29986,29987,29988,29989,29989,29990,29990,29990,29991,29992]} 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 e5 7. dxe5 dxe5 8. O-O c6 9. Qc2 Nbd7 10. Rd1 Re8 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} 11. h3 Qe7 12. Be3 Nc5 {The position is equal.} 13. a3 $146 ({Predecessor:} 13. b4 Ne6 14. c5 Nh5 15. g3 a5 16. Na4 axb4 17. Rab1 Nd4 18. Nxd4 exd4 19. Bxd4 Bxd4 20. Rxd4 {0-1 (33) Kastelic,M (2241)-Bagaturov,G (2417) Bled 2018}) 13... Nh5 14. b4 Na6 (14... Ne6 $11) 15. c5 Nf4 {[#]} (15... Nc7 $16 {was called for.}) 16. Bxa6 $1 $18 bxa6 17. Rd6 Bb7 (17... g5 $142 18. Rxc6 Bxh3) 18. Rad1 Rad8 (18... Rab8 $142 19. Rd7 Qf8 20. Bxf4 exf4) 19. Bxf4 exf4 {[#]} 20. e5 $1 {[%mdl 512]} Rb8 (20... Bxe5 21. Rxd8) 21. Ne4 Bc8 22. Nf6+ Bxf6 23. exf6 Bf5 {aiming for ...Qxd6.} 24. Qd2 ({Not} 24. Qxf5 Qxd6 25. cxd6 gxf5 $16) 24... Qe4 (24... Qf8 $142 25. Qxf4 Re4) 25. Re1 Qc4 26. Rxe8+ Rxe8 27. Rd8 {[%cal Rd8e8]} Qe6 28. Rxe8+ (28. Ng5 $142 Qe5 {[#]} 29. Qc3 $1 {[%mdl 512]} Rxd8 30. Qxe5) 28... Qxe8 29. Qxf4 h5 30. Qh6 {[%csl Gf6][%cal Rh6g7]} Qf8 31. Qxf8+ Kxf8 {[%mdl 4096] Endgame KB-KN} 32. Ne5 Be4 33. h4 a5 34. bxa5 Bd5 35. f3 Kg8 36. Kf2 Kf8 37. Ke3 Ke8 38. Kf4 Kf8 39. Nd3 Ke8 40. Nb4 Bc4 41. Nxc6 a6 42. Ne5 {White mates.} Bf1 43. g4 hxg4 44. fxg4 Bg2 45. h5 gxh5 46. gxh5 Kf8 47. h6 Kg8 48. c6 Bh3 {[#]} 49. Nxf7 $1 {[%mdl 64] Promotion. Accuracy: White = 71%, Black = 32%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.1"]
[White "Lenderman, Aleksandr"]
[Black "Ynojosa Aponte, Felix Jose"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2638"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,65,16,22,18,13,16,10,15,31,31,39,35,68,74,125,112,190,88,104,98,175,166,225,208,209,147,214,172,164,162,270,259,300,318,570,555,679,663,610,554,729,512,868,859,813,660,586,576,723,633,633,508,780,641]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 O-O 8. Qc2 {D35: Queen's Gambit Declined: Exchange Variation} h6 9. Bh4 Re8 10. Nge2 {The position is equal.} Be6 (10... Nbd7 11. g4 Nf8 12. h3 b5 13. Rg1 Ne6 14. f4 Bxf4 15. Bh7+ Kh8 16. exf4 Nxd4 17. Qd3 Nxe2 18. Nxe2 Qa5+ {0-1 (45) Mamedyarov,S (2809)-Kramnik,V (2800) Moscow 2018}) 11. h3 a5 12. O-O $146 ({Predecessor:} 12. f3 c5 13. O-O Nc6 14. a3 Qd7 15. Qd2 {0-1 (37) Villegas,P (2363)-Ynojosa Aponte,F (2399) chess.com INT 2017}) 12... Nbd7 13. f3 c5 (13... Be7 $142) 14. Bb5 $16 Rc8 {[#]} (14... Rf8 $16 {was called for.}) 15. Qd2 (15. f4 $1 $18 {has better winning chances.}) 15... cxd4 16. Nxd4 {Black must now prevent f4.} Re7 (16... Rf8 $16 {was necessary.}) 17. f4 $18 Nb6 (17... Nc5 $142) 18. Bxf6 $1 gxf6 19. Qf2 Rec7 (19... f5 $16 20. Qh4 Kg7) 20. Qh4 {aiming for Rf3.} Bf8 21. Bd3 Bg7 (21... f5 $142 22. Qg3+ (22. Nxf5 Bxf5 23. Qxd8 Rxd8 $11) 22... Kh8) 22. Bf5 Qd7 23. Qg4 {[%cal Rd4e6]} Re8 $2 (23... Rc6 {might work better.} 24. Rad1 Qe7) 24. Rf3 {[#] Threatens to win with Rg3.White is clearly winning.} Kf8 25. Rg3 Bh8 26. Qh5 Bg7 27. Rf1 Nc4 (27... Rc4 $142 28. Nce2 Nc8) 28. Qg4 Bh8 29. Bxe6 fxe6 30. f5 exf5 31. Qg8+ Ke7 32. Qxd5 Nxb2 (32... Kd8 $142 33. Ne6+ Rxe6) 33. Qxa5 {Accuracy: White = 72%, Black = 28%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.2"]
[White "Wheeler, Cameron"]
[Black "Ali Marandi, Cemil Can"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2383"]
[BlackElo "2537"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,87,0,15,0,36,36,25,25,70,14,33,33,58,43,103,50,72,70,74,64,72,0,7,13,25,31,41,29,54,0,7,0,0,25,41,41,53,38,117,116,121,-153,-141,-154,-151,-143,-173,-175,-186,-184,-182,-170,-183,-183,-177,-166,-169,-182,-172,-180,-180,-191,-181,-165,-152,-181,-182,-210,-183,-214,-141,-153,-148,-153,-135,-148,0,-106]} 1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 b5 7. f4 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} (7. Nf3 b4 8. Nf4 bxc3 9. bxc3 cxd4 10. cxd4 Nc6 11. Be2 Ba6 12. O-O Bxe2 13. Qxe2 Be7 14. Be3 Na5 {1-0 (31) Grischuk,A (2766)-Nepomniachtchi,I (2757) chess.com INT 2018}) 7... b4 8. cxb4 cxb4 9. Nf3 {White has an edge.} Nc6 {[#]} 10. g3 (10. f5 $1 $14 {[%mdl 512]}) 10... Qb6 $146 {[#]} ({Predecessor:} 10... Nb6 11. Bg2 a5 12. O-O Ba6 13. g4 a4 14. f5 Be7 15. Rf2 g6 16. Nf4 {0-1 (44) Bartel,M (2149)-Fraczek,D Bartkowa 2002}) 11. f5 $1 {[%mdl 512]} exf5 12. Nf4 b3 (12... Bb7 $1 $14) 13. Nxd5 (13. Kf2 $16) 13... Qa5+ $14 14. Nc3 Bb4 15. Bd2 $1 (15. Qxb3 Nxd4 16. Nxd4 Qxe5+ 17. Nde2 Nc5 $11) 15... O-O 16. a3 ({White should try} 16. axb3 $16 Qb6 17. Nd5 Bxd2+ 18. Kf2 (18. Kxd2 Qd8 $14) (18. Qxd2 Qxb3 19. Ne3 Rb8 $14)) 16... Bxc3 $1 $11 17. Bxc3 Qb6 18. Bc4 Bb7 19. Rf1 $36 {[%mdl 2048] White fights for an advantage.} Ba6 20. Qxb3 Bxc4 $1 21. Qxc4 Rac8 $1 {And now ...Ncxe5 would win.} 22. Qd3 Ne7 23. Kf2 g6 24. Bb4 Nc6 (24... Rfe8 $14) 25. Bxf8 $16 Ndxe5 26. Qc3 $2 {[%mdl 8192]} (26. Nxe5 $16 Nxe5 27. Qd2 Rxf8 28. Rac1) 26... Ne7 $1 $17 27. Qd2 ({Don't go for} 27. Bxe7 $2 Rxc3 28. bxc3 Qb2+ 29. Kg1 Nxf3+ 30. Rxf3 Qxa1+ 31. Rf1 Qxc3 $19) 27... Nxf3 28. Kxf3 {[#]} Qb3+ $1 29. Ke2 Rc2 {[%mdl 64] Double Attack} 30. Bxe7 {[#]} Qc4+ $1 ({Weaker is} 30... Rxd2+ 31. Kxd2 Qxb2+ 32. Kd3 $11 (32. Ke3 Qc3+ 33. Kf2 Qxd4+ 34. Kg2 Qe4+ {[%mdl 64] Double Attack} 35. Kg1 Qxe7 $17)) 31. Kd1 Rxd2+ 32. Kxd2 {Hoping for Rae1.} Qxd4+ {[%mdl 64] Double Attack} 33. Kc2 {aiming for Rae1.} Qe4+ 34. Kc3 {Strongly threatening Bc5.} Qxe7 $19 {[%mdl 4096] Endgame KQ-KRR} 35. Rh1 Qc5+ 36. Kd3 Qd5+ 37. Kc3 Qf3+ 38. Kc2 h5 39. b4 g5 40. a4 Qe4+ 41. Kc3 Qc6+ 42. Kd4 Qd6+ 43. Kc4 Qc6+ 44. Kd4 $1 {Accuracy: White = 52%, Black = 41%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.3"]
[White "Chandra, Akshat"]
[Black "Talukdar, Rohan"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2524"]
[BlackElo "2343"]
[Annotator "RC"]
[PlyCount "97"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 {[%emt 0:01:58]} Nf6 {[%emt 0:00:02]} 2. g3 {[%emt 0:00:03]} g6 {[%emt 0:00:37]} 3. b3 {[%emt 0:01:01]} Bg7 {[%emt 0:01:34]} 4. Bb2 {[%emt 0:00:06]} O-O {[%emt 0:01:22]} 5. Bg2 {[%emt 0:00:03]} d6 {[%emt 0:06:02]} 6. d4 {[%emt 0:00:08]} e5 {[%emt 0:00:11]} 7. dxe5 {[%emt 0:00:12]} Nfd7 {[%emt 0:00:09]} 8. O-O {[%emt 0:09:10]} dxe5 {[%emt 0:01:21]} 9. e4 {[%emt 0:01:59]} Na6 {[%emt 0:09:24]} 10. Qe2 {[%emt 0:03:10]} Qe7 {[%emt 0:07:48]} 11. Ba3 {[%emt 0:10:13]} Ndc5 {[%emt 0:11:22]} 12. Nc3 {[%emt 0:07:26]} c6 {[%emt 0:07:01]} 13. Na4 {[%emt 0:01:48]} Re8 {[%emt 0:05:50]} 14. Ne1 {[%emt 0:02:40]} Bf8 {[%emt 0:05:59]} 15. Nd3 {[%emt 0:00:29]} b6 {[%emt 0:00:07]} 16. Qe3 {[%emt 0:05:16]} Bb7 {[%emt 0:00:56]} 17. Rfd1 {[%emt 1:02:48]} Rad8 {[%emt 0:02:12]} 18. Rd2 {[%emt 0:00:00]} Qd7 {[%emt 0:06:59]} 19. Naxc5 {[%emt 0:00:00]} Nxc5 {[%emt 0:00:22]} 20. Rad1 {[%emt 0:00:00]} Nxd3 {[%emt 0:01:25]} 21. Rxd3 {[%emt 0:00:00]} Qc7 {[%emt 0:01:07]} 22. Bxf8 {[%emt 0:00:00]} Rxf8 {[%emt 0:00:39]} 23. Bh3 {[%emt 0:00:00]} Bc8 {[%emt 0:15:11]} 24. Bxc8 {[%emt 0:00:00]} Qxc8 {[%emt 0:00:08]} 25. Qg5 {[%emt 0:00:00]} f6 {[%emt 0:03:42]} 26. Qd2 {[%emt 0:00:00]} Rxd3 {[%emt 0:00:08]} 27. Qxd3 {[%emt 0:00:00]} Kg7 {[%emt 0:00:37]} 28. Qc4 {[%emt 0:00:00]} c5 {[%emt 0:01:20]} 29. Rd5 {[%emt 0:00:00]} Qh3 {[%emt 0:03:31]} 30. Qa4 {[%emt 0:00:00]} Rf7 {[%emt 0:08:20]} 31. Qe8 {[%emt 0:00:00]} g5 {[%emt 0:00:03]} 32. Rd8 {[%emt 0:02:22]} Qh5 {[%emt 0:00:07]} 33. h3 {[%emt 0:03:17]} Qg6 {[%emt 0:00:52]} 34. f3 {[%emt 0:00:15]} Kh6 {[%emt 0:01:01]} 35. Qe6 {[%emt 0:01:05]} Qg7 {[%emt 0:02:23]} 36. Rd6 {[%emt 0:01:49]} Qg6 {[%emt 0:01:27]} 37. a4 {[%emt 0:00:38]} Kg7 {[%emt 0:00:31]} 38. Kg2 {[%emt 0:00:29]} Rc7 {[%emt 0:00:42]} 39. Qd5 {[%emt 0:00:29]} c4 {[%emt 0:03:28]} 40. b4 {[%emt 0:00:07]} Qf7 {[%emt 0:00:08]} 41. c3 {[%emt 0:00:31]} Qe8 {[%emt 0:01:35]} 42. b5 {[%emt 0:00:22]} Qe7 {[%emt 0:00:18]} 43. g4 {[%emt 0:01:02]} Rc5 {[%emt 0:00:47]} 44. Rd7 {[%emt 0:00:21]} Rxd5 {[%emt 0:00:08]} 45. Rxe7+ {[%emt 0:00:01]} Kf8 {[%emt 0:00:05]} 46. Rxa7 {[%emt 0:00:08]} Rd3 {[%emt 0:00:41]} 47. a5 {[%emt 0:00:31]} Rd6 {[%emt 0:01:23]} 48. a6 {[%emt 0:00:18]} Rd2+ {[%emt 0:00:16]} 49. Kg3 {[%emt 0:00:39]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.4"]
[White "Grabinsky, Aaron"]
[Black "Tang, Andrew"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2363"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,100,0,8,12,11,16,12,11,18,-13,-9,-15,6,17,20,16,26,0,8,-8,0,-6,0,-10,10,0,10,0,0,0,0,0,0,0,0,4,60,58,54,49,37,52,52,52,52,36,54,22,43,50,67,14,26,0,0,0,0,0,0,0,118,97,174,143,119,28,62,50,218,187,203,159,231,99,100,107,106,113,99,66,63,66,97,104,115,68,347,306,1313,958,948]} 1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Nf6 5. Nd2 e6 6. Ngf3 cxd4 7. exd4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Nh5 8. Be3 (8. Bg5 f6 9. Be3 Bd6 10. g3 O-O 11. Nh4 g6 12. Be2 Ng7 13. O-O e5 14. dxe5 fxe5 {½-½ (59) Aronian,L (2767)-Nakamura,H (2777) chess.com INT 2018}) 8... Bd6 9. Ne5 {The position is equal.} g6 10. f4 (10. Ndf3 {feels hotter.} O-O 11. Ng4 f6 12. Nh6+ Kh8 13. g3) 10... f6 11. Nd3 Qc7 {[%cal Rh5f4]} 12. g3 O-O 13. Bg2 b6 14. O-O $146 ({Predecessor:} 14. c4 Nb4 15. Nxb4 Bxb4 16. cxd5 {½-½ (33) Nisman,B (2280)-Gorodetzky,M (2154) Petah Tikva 2019}) 14... Ba6 15. Nf3 Rae8 16. Re1 Ng7 17. Rc1 Nf5 18. Bf2 Qd7 19. Bf1 Qf7 20. Qa4 Bb7 21. Bg2 Bc7 22. Re2 Nd6 23. Nd2 a5 (23... Bb8 $11) 24. c4 $14 {aiming for cxd5.} Na7 25. c5 $36 {[%mdl 2048] Black is under pressure.} bxc5 26. Nxc5 Bc6 27. Qd1 Re7 28. Bh3 {[%cal Rh3e6]} Rfe8 29. Qc2 Nf5 30. a4 Ba8 31. Rce1 (31. Rxe6 $14 Rxe6 32. Nxe6 Qxe6 33. Bxf5 (33. Qxc7 $2 Rc8 $17) 33... gxf5 34. Re1 (34. Qxc7 $2 Rc8 $19) 34... Qxe1+ 35. Bxe1 Rxe1+ 36. Kf2) 31... Nc6 $11 32. Nf3 Bd6 33. g4 Ng7 34. Qd2 h6 35. Bg3 g5 (35... Bxc5 $11 {remains equal.} 36. dxc5 d4) 36. Nd3 Bb7 (36... gxf4 $16 37. Bxf4 Bxf4 38. Qxf4 Qg6) 37. fxg5 Bxg3 38. g6 (38. hxg3 $16 hxg5 39. Bf1) 38... Qxg6 39. hxg3 Ba6 $2 ({Black should play} 39... e5 $1 $14) 40. Nf4 $18 Qf7 {[#]} 41. Rf2 $1 Nb4 (41... Rb7 $16) 42. Nh4 (42. Ng2 $18) 42... Rc7 $16 43. Nfg6 Kh7 {And now ...Rc2 would win.} 44. Bf1 {Threatens to win with Bxa6.} Rc2 45. Qe3 {[#] Strongly threatening Bxa6.} Rxf2 46. Qxf2 Bxf1 47. Rxf1 {Black must now prevent Ne5!} Qc7 48. Qe3 f5 $2 {[%mdl 8192]} (48... Nc2 $1 $14 49. Qd3 Nb4) 49. Ne5 $18 ({Not} 49. gxf5 exf5 50. Ne5 Qc2 $14) 49... Qc2 $2 (49... Qe7 50. gxf5 Qg5 51. Qxg5 hxg5) 50. Nf7 Kg8 {Accuracy: White = 56%, Black = 45%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.5"]
[White "Yu, Jennifer"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[ECO "D83"]
[WhiteElo "2321"]
[BlackElo "2501"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,64,37,23,27,1,-1,0,3,4,46,52,48,-14,-18,-60,-64,-64,-45,-49,-51,-54,0,-4,-5,-5,0,-2,-2,-3,-3,-15,-15,-18,-14,-14,-15,-15,-13,-26,-19,-18,-13,-13,-12,-10,-8,-18,-15,-18,-13,-12,-3,-3,-5,-5,-5]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. Rc1 Be6 {D83: Grünfeld: 4 Bf4 Bg7 5 e3 0-0} 7. cxd5 (7. c5 c6 8. Bd3 b6 9. Na4 Nfd7 10. h3 bxc5 11. Nxc5 Nxc5 12. Rxc5 Qb6 13. Qc2 Rc8 14. Nf3 {1-0 (77) Giri,A (2779)-Nepomniachtchi,I (2774) Saint Louis 2019}) 7... Nxd5 8. Nxd5 Qxd5 9. b3 Nd7 {[%cal Bb8d7,Bd7f6,Bf6e4][%mdl 32]} 10. Bxc7 Rfc8 $146 ({Predecessor:} 10... Rac8 11. Ne2 Rxc7 12. Rxc7 Qa5+ 13. Rc3 Nf6 14. b4 Qxb4 {0-1 (40) Basso,P (2428)-Boruchovsky,A (2536) Douglas 2015}) 11. Qd2 (11. Ne2 $1 $14) 11... Nf6 $11 {Strongly threatening ...Ne4.} 12. Rc5 Ne4 {[%mdl 64] [#] Double Attack} 13. Rxd5 Nxd2 14. Rc5 Nxf1 15. Kxf1 a5 16. Nf3 a4 17. Ke2 axb3 18. axb3 Ra2+ 19. Nd2 Bxb3 20. Rb1 Bc2 21. Rxb7 Be4 $1 {[%cal Re4b7]} 22. Rb8 Rxb8 23. Bxb8 Bxg2 24. Rc8+ Bf8 25. Bf4 {The position is equal.} Ra8 26. Rxa8 Bxa8 {[%mdl 4096] Endgame KBB-KBN} 27. e4 f6 28. f3 Kf7 29. Nc4 g5 30. Bc7 g4 31. Nb6 Bb7 32. d5 Ba6+ {Accuracy: White = 60%, Black = 71%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.6"]
[White "Brodsky, David"]
[Black "Peng, Shunkai"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2466"]
[BlackElo "2315"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,158,0,0,0,0,0,0,0,0,0,14,0,0,1,-8,-21,8,4,-10,-61,-60,-24,-22,-44,0,-15,0,-23,-25,-27,-27,-23,20,0,32,-85,-91,-86,-83,-285,-272,-229,-178,-227,-191,-177,-181,-1825,-1808,-1436,-741,-940,-901,-860,-582,-784,-712,-701,-694,-650,-540,-537,-530,-526,-532,-594,-594,-625,-610,-887,-880,-851,-581,-557,-557,-520,-520,-493,-491,-912,-900,-874,-852,-864,-831,-895,-433,-965,-994,-1768,-1774,-1772,-1752,-1775,-1747,-1663,-1766,-1761,-1612,-1673,-1519,-1323,-1323,-1054,-822,-773,-699,-598,-412,-1816,-2087,-5181,-584,-29975,-29979,-29980,-29981,-29981,-29982,-29982,-29983,-29984,-29985,-29985,-29981,-29981,-29982,-29982,-29976,-29978,-29977,-29976,-29978,-29975,-29978,-29984,-29985,-29985,-29986,-29986,-29987,-29987,-29987,-29988,-29989,-29989,-29990,-29990,-29990,-29990,-29991]} 1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 Nf6 (5... g6 6. b3 Bh6 7. f4 f5 8. Bb2 Nf6 9. O-O-O O-O 10. Kb1 Bg7 11. exf5 Bxf5 {1-0 (37) Caruana,F (2819)-Vachier Lagrave,M (2779) Stavanger 2019}) 6. b3 {B23: Closed Sicilian: Lines without g3} e6 7. Bb2 Be7 8. O-O-O {The position is equal.} O-O 9. Kb1 a6 {[%cal Ba7a6,Ba6a5,Ba5a4][%mdl 32]} 10. f3 b5 11. g4 Nd7 $146 12. h4 Nc5 13. g5 b4 14. Nce2 (14. Na4 $11) 14... a5 $15 15. Nd4 Nxd4 16. Bxd4 a4 17. Qxb4 Qc7 18. Qc3 $1 e5 ({Reject} 18... axb3 $6 19. cxb3 e5 20. Bxc5 $14) 19. Bxc5 dxc5 20. Bc4 Ba6 ({But not} 20... axb3 21. cxb3 Ba6 22. Bxa6 $14) 21. Ne2 ({Don't blunder} 21. bxa4 $2 Bxc4 22. Qxc4 Rfb8+ 23. Kc1 Rb4 $19) 21... Rfb8 22. Nc1 (22. Bxa6 $14 {keeps the upper hand.} Rxa6 23. Rd5) 22... Bxc4 23. Qxc4 Rb4 24. Qd3 $2 (24. Qc3 $17) 24... axb3 25. cxb3 {[#]} c4 $1 $36 {[%cal Rc4d3][%mdl 2048] Black is on the roll.} 26. Qc2 Bc5 {Strongly threatening ...Bd4.} 27. Rd5 Bd4 28. Ne2 $2 {[#]} (28. f4) 28... Rxb3+ $1 $19 {[%mdl 576] Double Attack} 29. Kc1 (29. axb3 Ra1#) 29... Rba3 {Played: Rb3-b2} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.7"]
[White "Narva, Mai"]
[Black "Jacobson, Brandon"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2321"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,16,10,7,12,0,4,-18,-19,-21,-20,-20,-21,-61,-43,-51,-43,-49,-50,-70,-34,-45,-50,-39,-33,-50,-47,-50,-50,-74,-79,-71,-73,-69,-57,-87,-69,-78,-86,-78,-33,-31,-34,-36,-32,-106,-66,-59,-21,-39,-7,-5,0,0,0,0,4,-101,-94,-250,-227,-249,-227,-239,-210,-244,-222,-216,-207,-208,-215,-239,-219,-269,-261,-258,-252,-540,-525,-1187,-1172,-1147,-1066,-1047,-993,-1101,-1020]} 1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 d4 5. Bd3 Bd7 6. O-O {B40: Sicilian: 2...e6, Unusual lines} (6. Qe2 Bc6 7. Na3 Ne7 8. Be4 Nd5 9. g3 Nd7 10. Nc2 dxc3 11. dxc3 Qc7 12. O-O O-O-O 13. Re1 h6 {0-1 (33) Savchenko,B (2613)-Artemiev,V (2663) Sochi 2016}) 6... Bc6 7. Qe2 (7. cxd4 {is more complex.} cxd4 8. b3 Bc5 9. Na3 Ne7 10. Re1) 7... Ne7 8. Be4 {The position is equal.} Bxe4 9. Qxe4 {[%mdl 64] [#] Double Attack} Nbc6 10. d3 Qd5 11. Bf4 $146 ({Predecessor:} 11. Qe2 dxc3 12. Nxc3 Qd7 13. Be3 Nf5 {½-½ (40) Kutuzov,D (2293)-Dvalishvili,P (2477) Moscow 2007}) 11... Qxe4 12. dxe4 Ng6 13. Bg3 h5 {And now ...h4 would win.} 14. h4 f5 15. exf5 exf5 16. cxd4 cxd4 17. Nbd2 Be7 18. Nb3 Rd8 19. Rad1 {[%cal Rb3d4] [#]} d3 $1 20. Nc1 f4 21. Bh2 d2 22. Nb3 O-O ({Of course not} 22... Nxh4 $6 23. Nxh4 Bxh4 24. Bxf4 $14 (24. Nxd2 O-O $15)) ({Much weaker is} 22... Ncxe5 $6 23. Nxe5 Nxe5 24. Bxf4 $11) 23. Rxd2 Rxd2 24. Nbxd2 Ncxe5 25. Nxe5 Nxe5 26. Re1 Ng6 27. Re6 (27. Nf3 $15) 27... Rf6 28. Re4 Bc5 29. g3 Rd6 30. Nf3 Rd1+ 31. Kg2 Ra1 32. Re8+ Nf8 33. Re4 (33. Rb8 $11 {remains equal.}) 33... Rxa2 $17 34. Rxf4 $2 (34. Re2 $17 {was necessary.}) 34... Rxb2 $19 35. Ne5 Ne6 {Played: Rb2-d2} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.8"]
[White "Bajarani, Ulvi"]
[Black "Daggupati, Balaji"]
[Result "1/2-1/2"]
[ECO "A84"]
[WhiteElo "2468"]
[BlackElo "2311"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,77,24,37,10,10,10,13,8,16,0,8,0,0,0,14,15,12,5,15,0,17,8,14,19,16,8,24,0,20,9,8,-17,-10,-16,0,0,12,0,0,0,0,0,0,0,0,0,0,-32,-30,-22,-26,-26,-32,-31,-31,-35,-8,-8,-8,-8]} 1. d4 d5 2. c4 c6 3. Nf3 e6 4. e3 Bd6 5. b3 f5 6. Bd3 Nf6 7. O-O Qe7 8. Bb2 O-O 9. Nbd2 Ne4 10. Ne5 Nd7 11. f3 {A84: Dutch Defence: 2 c4 Miscellaneous} Nxd2 (11... Nb8) 12. Qxd2 Nxe5 13. dxe5 Bc5 14. Kh1 Bd7 15. f4 $146 ({Predecessor:} 15. Rad1 Rad8 16. cxd5 cxd5 17. Qe2 Rc8 18. f4 Rc7 {0-1 (42) Kocovski,I (2271)-Popchev,M (2450) Leposavic 2003}) 15... Rfd8 16. Qe2 Be8 17. cxd5 cxd5 18. Rac1 Rac8 19. Rc2 Rc7 20. h3 Rdc8 21. Kh2 Bb6 22. Rxc7 Rxc7 23. a3 Qd8 24. g4 g6 25. Rg1 {Black should prevent gxf5.} fxg4 26. Rxg4 Qc8 27. Rg2 Qd8 28. b4 a6 29. a4 Bxa4 30. Qg4 $1 {[%cal Rg4e6]} Qe8 31. f5 exf5 32. Bxf5 Re7 33. e6 {aiming for Bf6.} (33. Bxg6 $5 hxg6 34. Qxg6+ Qxg6 35. Rxg6+ Rg7 36. Rxb6 $11) 33... Bxe3 {And now ...Qb8+ would win.} 34. Bf6 Qb8+ 35. Rg3 $1 Bf2 {[%mdl 64] [#] Pin} 36. Bxe7 {Hoping for Bd3.} Qxg3+ 37. Qxg3 Bxg3+ 38. Kxg3 {Black must now prevent Bb1.} gxf5 39. Kf4 {Accuracy: White = 49%, Black = 52%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.9"]
[White "Zapata, Alonso"]
[Black "Kozelov, Roman"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2434"]
[BlackElo "2120"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,143,35,27,40,34,27,13,56,38,35,31,36,1,22,22,27,22,45,45,34,34,61,29,24,17,77,77,68,56,94,87,164,97,116,115,168,166,172,170,202,195,227,185,249,239,251,235,248,226,302,206,231,222,200,197,207,205,181,181,262,103,242,233,321,31,11,22,23,4,4,4,4,4,5,5,4,5,5,5,5,5,8,8,1166,1077,993,733,1858,1795,2044,1774,1536,1487,2994,4070,1809,1536,5086,4571,29977,29978,29969,12127,29947,29963,29957,29960,12810,29958,12798,2700,2776,2772,1389,1117,29984,29985,29988,29989,29990,29991,29993,29994,29994,29995,29995,29996,29996,29997,29997,382]} 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Ndf3 Nc6 7. Bd3 cxd4 8. cxd4 Bb4+ {C06: French Tarrasch: 3...Nf6 4 e5 Nfd7 5 Bd3 main lines} (8... f6 9. exf6 Nxf6 10. Ne2 Bd6 11. O-O O-O 12. Bf4 Bxf4 13. Nxf4 Ng4 14. Qd2 Qf6 15. Ne2 e5 16. dxe5 Ncxe5 17. Nxe5 Nxe5 18. Nd4 Qf4 19. Rad1 Bg4 20. Qxf4 Rxf4 21. f3 Bd7 22. Bb5 Nc6 23. Bxc6 bxc6 24. Rfe1 Kf7 25. Re3 Rb8 {½-½ (57) Ghaem Maghami,E (2596)-Bluebaum,M (2588) Berlin 2015}) 9. Bd2 Bxd2+ 10. Qxd2 Qa5 {The position is equal.} 11. Ne2 Qxd2+ 12. Kxd2 Nb6 13. Nc3 $146 ({Predecessor:} 13. Rac1 Bd7 14. b3 Ke7 15. Rc5 h6 16. h4 {½-½ (36) Xiao,T (1958)-Sun,C (2034) Daqing 2018}) 13... a6 14. b3 Bd7 15. Rac1 Ke7 16. h4 h6 17. Ke3 g6 18. h5 g5 19. Nh2 f5 (19... Be8 $11) 20. exf6+ $1 $16 Kxf6 21. Ng4+ Kg7 22. Ne2 Rhe8 (22... Nc8 $16 {was called for.}) 23. Ne5 (23. f4 $18) 23... Rac8 24. f4 gxf4+ (24... Nxe5 $16 25. dxe5 (25. fxe5 Rxc1 26. Rxc1 Rc8 $16) 25... gxf4+ 26. Nxf4 Rxc1 27. Rxc1 Rc8) 25. Nxf4 $18 Nxe5 26. dxe5 Rf8 {intending ...d4+!} 27. g3 Rg8 28. Rhf1 a5 (28... Rgf8 $142 29. Rxc8 Rxc8) 29. Kd4 Rxc1 30. Rxc1 {Threatens to win with Rc7.} Rc8 31. Rf1 a4 32. Bg6 axb3 33. axb3 Rf8 34. Rc1 {Black must now prevent Rc7.} Rc8 {[#]} 35. Ra1 $1 Rc7 {[#]} 36. Be8 $1 {[%mdl 512] Hoping for Bxd7.} Bc8 (36... Rc6 $142) (36... Bxe8 37. Nxe6+) 37. Nd3 $2 (37. Rf1 $18 {has better winning chances.}) 37... Rc2 (37... Nd7 $16 {might work better.}) 38. Rf1 Rc7 39. Bb5 $2 (39. Bg6 $18) 39... Bd7 $14 40. Bxd7 Nxd7 41. Rc1 (41. Rf2 {is more complex.} Rc8 42. Rf4 Rc2 43. Rg4+ Kh7 44. Ke3) 41... Rxc1 42. Nxc1 $11 {[%mdl 4096] Endgame KN-KN} b6 43. b4 Kf7 44. Nd3 Nb8 45. b5 Nd7 46. Ke3 Ke7 47. Kf4 Nf8 48. Nf2 Nh7 $2 {[%mdl 8192]} (48... Nd7 $11) 49. Ng4 $18 Ng5 50. Nxh6 Ne4 51. g4 Nf2 52. Ke3 Nd1+ 53. Kd4 Kf8 {[#]} 54. Nf5 $1 {[%mdl 512]} Nf2 (54... exf5 55. h6) 55. Ne3 Kf7 56. g5 Nh3 57. g6+ Kg7 {[#]} 58. Ng2 (58. Nxd5 $142 $1 {[%mdl 512]} Ng5 (58... exd5 59. e6) 59. Nxb6 Kh6 60. Nd7 Nf3+ 61. Kc3 Ng1 62. b6 Kg7 63. b7 Ne2+ 64. Kc4) 58... Kh6 59. Ke3 Ng5 60. Nf4 Kg7 61. Ne2 Ne4 62. Nd4 Nc5 63. Kf4 Kh6 64. Kg4 Nd3 65. Nxe6 {White mates.} Nxe5+ 66. Kf5 Nc4 67. g7 Kh7 68. Kf6 Nd6 69. Ng5+ Kg8 70. h6 {[%csl Gg5][%cal Rh6h7]} Ne8+ 71. Kg6 {[%csl Gg5,Gg6][%cal Rh6h7]} Nxg7 72. hxg7 {Accuracy: White = 68%, Black = 40%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.10"]
[White "Wang, Tianqi"]
[Black "Hilby, Craig"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2314"]
[BlackElo "2434"]
[Annotator "ChessBase"]
[PlyCount "84"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 {[%emt 0:11:19]} g6 {[%emt 0:00:41]} 2. c4 {[%emt 0:00:12]} Bg7 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:32]} e6 {[%emt 0:00:13]} 4. g3 {[%emt 0:00:07]} Ne7 {[%emt 0:00:05]} 5. Bg2 {[%emt 0:00:03]} d5 {[%emt 0:00:14]} 6. O-O {[%emt 0:01:02]} O-O {[%emt 0:00:04]} 7. Nc3 {[%emt 0:01:22]} Nbc6 {[%emt 0:01:42]} 8. cxd5 {[%emt 0:08:13]} exd5 {[%emt 0:00:37]} 9. e3 {[%emt 0:00:31]} Nf5 {[%emt 0:01:04]} 10. Ne1 {[%emt 0:00:36]} Nce7 {[%emt 0:00:39]} 11. Nd3 {[%emt 0:01:30]} c6 {[%emt 0:00:15]} 12. b3 {[%emt 0:03:09]} h5 {[%emt 0:10:32]} 13. h3 {[%emt 0:01:14]} Nd6 {[%emt 0:03:17]} 14. Ba3 {[%emt 0:01:51]} Re8 {[%emt 0:02:20]} 15. Qd2 {[%emt 0:04:31]} Nef5 {[%emt 0:07:32]} 16. Ne5 {[%emt 0:06:46]} Bh6 {[%emt 0:05:01]} 17. Qd3 {[%emt 0:04:35]} Kg7 {[%emt 0:01:26]} 18. Rfe1 {[%emt 0:06:49]} f6 {[%emt 0:08:49]} 19. Bxd6 {[%emt 0:06:15]} Qxd6 {[%emt 0:00:39]} 20. Nxg6 {[%emt 0:00:15]} Kxg6 {[%emt 0:17:14]} 21. g4 {[%emt 0:00:48]} hxg4 {[%emt 0:00:09]} 22. hxg4 {[%emt 0:00:05]} Rg8 {[%emt 0:00:13]} 23. gxf5+ {[%emt 0:16:07]} Bxf5 {[%emt 0:05:43]} 24. e4 {[%emt 0:00:18]} dxe4 {[%emt 0:00:10]} 25. Bxe4 {[%emt 0:00:12]} Kf7+ {[%emt 0:02:25]} 26. Kf1 {[%emt 0:00:11]} Bg4 {[%emt 0:00:48]} 27. Bg2 {[%emt 0:00:53]} Qh2 {[%emt 0:07:13]} 28. Qc4+ {[%emt 0:09:36]} Kg7 {[%emt 0:00:20]} 29. Re7+ {[%emt 0:25:28]} Kh8 {[%emt 0:00:27]} 30. Qd3 {[%emt 0:00:00]} f5 {[%emt 0:08:26]} 31. Rae1 {[%emt 0:00:00]} Rab8 {[%emt 0:12:43]} 32. d5 {[%emt 0:00:00]} Bf8 {[%emt 0:02:49]} 33. Qd4+ {[%emt 0:00:00]} Bg7 {[%emt 0:00:07]} 34. Qd3 {[%emt 0:00:00]} Bf6 {[%emt 0:01:04]} 35. R7e6 {[%emt 0:00:00]} Bh5 {[%emt 0:04:12]} 36. Qh3 {[%emt 0:01:37]} Qxh3 {[%emt 0:00:08]} 37. Bxh3 {[%emt 0:00:01]} Bxc3 {[%emt 0:00:10]} 38. R1e3 {[%emt 0:00:47]} Bg7 {[%emt 0:00:09]} 39. Bxf5 {[%emt 0:00:15]} Rgf8 {[%emt 0:00:04]} 40. Bd3 {[%emt 0:00:19]} Bf3 {[%emt 0:04:25]} 41. dxc6 {[%emt 0:01:16]} bxc6 {[%emt 0:00:07]} 42. Re7 {[%emt 0:00:52]} a5 {[%emt 0:02:24]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.11"]
[White "Petesch, Gabriel"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "E67"]
[WhiteElo "2302"]
[BlackElo "2432"]
[Annotator "ChessBase"]
[PlyCount "134"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} g6 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 3. g3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 4. Bg2 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 6. c4 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 7. Nc3 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 8. Qc2 {[%emt 0:00:30]} exd4 {[%emt 0:00:30]} 9. Nxd4 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 10. b3 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 11. Bb2 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 12. Rad1 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 13. Nd5 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 14. Nxf6+ {[%emt 0:00:30]} Qxf6 {[%emt 0:00:30]} 15. Bc3 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 16. Rfe1 {[%emt 0:00:30]} h4 {[%emt 0:00:30]} 17. Nf3 {[%emt 0:00:30]} hxg3 {[%emt 0:00:30]} 18. hxg3 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 19. Qb2 {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 20. Qxc3 {[%emt 0:00:30]} a4 {[%emt 0:00:30]} 21. Nh4 {[%emt 0:00:30]} axb3 {[%emt 0:00:30]} 22. Nxf5 {[%emt 0:00:30]} gxf5 {[%emt 0:00:30]} 23. axb3 {[%emt 0:00:30]} Ra3 {[%emt 0:00:30]} 24. Qc2 {[%emt 0:00:30]} Qe5 {[%emt 0:00:30]} 25. Rb1 {[%emt 0:00:30]} f4 {[%emt 0:00:30]} 26. gxf4 {[%emt 0:00:30]} Qxf4 {[%emt 0:00:30]} 27. e3 {[%emt 0:00:30]} Qe5 {[%emt 0:00:30]} 28. Red1 {[%emt 0:00:30]} Rea8 {[%emt 0:00:30]} 29. Rd4 {[%emt 0:00:30]} Ra1 {[%emt 0:00:30]} 30. Qd1 {[%emt 0:00:30]} Rxb1 {[%emt 0:00:30]} 31. Qxb1 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 32. b4 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 33. Rd1 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 34. b5 {[%emt 0:00:30]} cxb5 {[%emt 0:00:30]} 35. Qxb5 {[%emt 0:00:30]} Qxb5 {[%emt 0:00:30]} 36. cxb5 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 37. Rd4 {[%emt 0:00:30]} Ra1+ {[%emt 0:00:30]} 38. Bf1 {[%emt 0:00:30]} Rb1 {[%emt 0:00:30]} 39. Kg2 {[%emt 0:00:30]} Rb2 {[%emt 0:00:30]} 40. Kg3 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 41. Rd5 {[%emt 0:00:30]} Rb4 {[%emt 0:00:30]} 42. Rf5 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 43. f3 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 44. e4 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 45. Rh5 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 46. Rd5 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 47. e5 {[%emt 0:00:30]} dxe5 {[%emt 0:00:30]} 48. Rxe5 {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 49. Rh5 {[%emt 0:00:30]} Rd4 {[%emt 0:00:30]} 50. Rh8 {[%emt 0:00:30]} Rd6 {[%emt 0:00:30]} 51. Bc4 {[%emt 0:00:30]} Rd4 {[%emt 0:00:30]} 52. Bxe6 {[%emt 0:00:30]} Kxe6 {[%emt 0:00:30]} 53. Rb8 {[%emt 0:00:30]} Rd6 {[%emt 0:00:30]} 54. Rb7 {[%emt 0:00:30]} f6 {[%emt 0:00:30]} 55. Kf4 {[%emt 0:00:30]} Rd4+ {[%emt 0:00:30]} 56. Ke3 {[%emt 0:00:30]} Rd6 {[%emt 0:00:30]} 57. Ke4 {[%emt 0:00:30]} f5+ {[%emt 0:00:30]} 58. Kf4 {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 59. Rh7 {[%emt 0:00:30]} Rd4+ {[%emt 0:00:30]} 60. Ke3 {[%emt 0:00:30]} Rb4 {[%emt 0:00:30]} 61. Rh6+ {[%emt 0:00:30]} Ke5 {[%emt 0:00:30]} 62. Rxb6 {[%emt 0:00:30]} Rb3+ {[%emt 0:00:30]} 63. Ke2 {[%emt 0:00:30]} Kf4 {[%emt 0:00:30]} 64. Rb8 {[%emt 0:00:30]} Rxf3 {[%emt 0:00:30]} 65. b6 {[%emt 0:00:30]} Rb3 {[%emt 0:00:30]} 66. b7 {[%emt 0:00:30]} Rb1 {[%emt 0:00:30]} 67. Kd3 {[%emt 0:00:30]} Rb6 {[%emt 0:00:30] Ke4 Ke5+} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.12"]
[White "Puckett, Matthew"]
[Black "Song, Edward"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2148"]
[BlackElo "2411"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} d5 {[%emt 1:40:30]} 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]} Bb4+ {[%emt 0:00:30]} 5. Bd2 {[%emt 0:00:30]} Bd6 {[%emt 0:00:30]} 6. Nc3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 7. Bg5 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 8. e4 {[%emt 0:00:30]} dxe4 {[%emt 0:00:30]} 9. Nxe4 {[%emt 0:00:30]} Bb4+ {[%emt 0:00:30]} 10. Nc3 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 11. dxe5 {[%emt 0:00:30]} Qxd1+ {[%emt 0:00:30]} 12. Rxd1 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 13. Bd2 {[%emt 0:00:30]} Nxd2 {[%emt 0:00:30]} 14. Rxd2 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 15. Be2 {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 16. O-O {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 17. Rd4 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:30]} 18. Rfd1 {[%emt 0:00:30]} Rxd4 {[%emt 0:00:30]} 19. Rxd4 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 20. Rd6 {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 21. bxc3 {[%emt 0:00:30]} Bxc4 {[%emt 0:00:30]} 22. Bxc4 {[%emt 0:00:30]} Nxc4 {[%emt 0:00:30]} 23. Rd5 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 24. Nd2 {[%emt 0:00:30]} Nxd2 {[%emt 0:00:30]} 25. Rxd2 {[%emt 0:00:30]} f6 {[%emt 0:00:30]} 26. exf6 {[%emt 0:00:30]} gxf6 {[%emt 0:00:30]} 27. Rd7 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 28. Rc7 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 29. Rb7 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 30. Rb6 {[%emt 0:00:30]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.13"]
[White "Iotov, Valentin"]
[Black "Zeng, Sheena"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2516"]
[BlackElo "1987"]
[Annotator "ChessBase"]
[PlyCount "67"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. c4 {[%emt 1:40:30]} e6 {[%emt 1:40:30]} 2. Nc3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. d4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. cxd5 {[%emt 0:00:30]} exd5 {[%emt 0:00:30]} 5. Bg5 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 6. e3 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 7. Bd3 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 8. Qc2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. Nf3 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 10. O-O {[%emt 0:00:30]} Nf8 {[%emt 0:00:30]} 11. h3 {[%emt 0:00:30]} Ng6 {[%emt 0:00:30]} 12. Bxf6 {[%emt 0:00:30]} Bxf6 {[%emt 0:00:30]} 13. b4 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 14. a4 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 15. b5 {[%emt 0:00:30]} axb5 {[%emt 0:00:30]} 16. axb5 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 17. bxc6 {[%emt 0:00:30]} bxc6 {[%emt 0:00:30]} 18. Na4 {[%emt 0:00:30]} Rac8 {[%emt 0:00:30]} 19. Nc5 {[%emt 0:00:30]} Nf8 {[%emt 0:00:30]} 20. Ra6 {[%emt 0:00:30]} Rc7 {[%emt 0:00:30]} 21. Nxe6 {[%emt 0:00:30]} Qxe6 {[%emt 0:00:30]} 22. Rc1 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 23. Rxc6 {[%emt 0:00:30]} Rxc6 {[%emt 0:00:30]} 24. Qxc6 {[%emt 0:00:30]} Qxc6 {[%emt 0:00:30]} 25. Rxc6 {[%emt 0:00:30]} Re6 {[%emt 0:00:30]} 26. Bb5 {[%emt 0:00:30]} Bd8 {[%emt 0:00:30]} 27. Ne5 {[%emt 0:00:30]} f6 {[%emt 0:00:30]} 28. Nd3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 29. Nf4 {[%emt 0:00:30]} Rd6 {[%emt 0:00:30]} 30. Nxd5 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 31. Rc7 {[%emt 0:00:30]} Re6 {[%emt 0:00:30]} 32. Bc4 {[%emt 0:00:30]} Ke8 {[%emt 0:00:30]} 33. Nxe7 {[%emt 0:00:30]} Rxe7 {[%emt 0:00:30]} 34. Rc8+ {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.14"]
[White "Beradze, Irakli"]
[Black "Moon, Benjamin"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2487"]
[BlackElo "2237"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,82,36,45,58,35,44,21,23,22,21,27,27,9,23,10,22,14,15,0,7,-39,-8,-13,-3,0,0,-15,27,-16,-14,-20,-18,-25,29,30,31,35,80,70,80,87,70,62,93,101,102,101,108,109,298,289,244,181,194,0,50,0,0,0,0,0,0,0,0,0,0,-212,-203,-2703,-2702]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nd6 8. Bf4 O-O {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} 9. c3 $146 (9. Re1 Re8 10. Nc3 c6 11. Ne2 Nd7 12. Ng3 Nf8 13. c3 Ng6 14. Bd2 Nh4 15. Nxh4 Bxh4 16. Rxe8+ Nxe8 17. Qf3 g6 18. Re1 Ng7 19. Bf4 Bd7 20. Be5 Qg5 {½-½ (20) Leko,P (2691)-Wang,Y (2690) Riadh 2017}) 9... Re8 10. Qc2 g6 {The position is equal.} 11. Re1 Nd7 {[%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 12. Nbd2 Nf8 13. Rac1 c6 14. h3 Ne6 15. Bh2 Ng7 16. g4 Bf8 17. b3 Rxe1+ 18. Rxe1 Ne6 19. Nf1 Bh6 20. Be5 b6 21. Kh2 Bb7 22. Ng3 c5 23. h4 c4 (23... Bf4 $142) 24. Bf1 $1 $11 Rc8 25. g5 Bf8 26. Bh3 cxb3 27. axb3 Ne4 28. Re3 Bd6 29. Bxe6 fxe6 30. Bxd6 Qxd6 31. Ne5 Qf8 $2 {[#]} (31... Rf8 $16 {was necessary.} 32. f3 (32. Nxe4 dxe4 33. b4 a6 $14) 32... Nxg3 33. Kxg3 Kh8) 32. Rf3 $1 $18 {[%cal Rf3f8]} (32. Nxe4 dxe4 33. Kg3 Qa3 $14) 32... Qd6 {Played: Qf8-b4} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.15"]
[White "Rutten, Alexander"]
[Black "Karthik Venkataraman"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2000"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,20,39,-10,0,0,25,26,15,-13,-14,-16,-25,-38,-32,-43,-23,-42,-43,-37,-39,-64,-32,-76,-73,-154,-149,-154,-170,-157,-146,-167,-149,-165,-156,-162,-161,-166,-128,-145,-146,-184,-164,-160,-169,-143,-157,-142,-121,-150,-141,-164,-158,-141,-77,-199,-191,-190,-199,-198,-192,-331,-331,-331,-331,-331,-318,-303,-303,-400,-387,-874,-891,-794,-776,-710,-699]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qa4 {B53: Sicilian: 2...d6: Lines with Qxd4} (6. Bb5 Qa5+ 7. Nc3 Qxb5 8. Nxb5 Nxd4 9. Nfxd4 dxe5 10. Nc7+ Kd7 11. Nxa8 exd4 12. Bf4 Nd5 13. O-O-O Kc6 14. Rxd4 e6 {0-1 (40) Plat,V (2569)-Vachier Lagrave,M (2793) chess.com INT 2018}) 6... dxe5 7. Nxe5 Qd4 8. Qxd4 {White has an edge.} Nxd4 9. Bd3 (9. Na3 {is interesting.} a6 10. c3 Nf5 11. Be2 Nd5 12. Bf3) 9... Bf5 10. Bxf5 Nxf5 11. c3 e6 12. Nd2 $146 ({Predecessor:} 12. g4 Nh4 13. Nd2 {0-1 (46) Strukov,V-Yashkov,Y RCCA 1997}) 12... Bd6 13. Ndf3 Nd5 $36 {[%mdl 2048] White is under pressure.} 14. O-O f6 15. Nd3 O-O-O 16. c4 Nc7 17. Kh1 {[#]} (17. Nde1 $142) 17... Bxh2 $1 $17 {[%mdl 512]} 18. Nc5 (18. Nxh2 Rxd3) 18... Bd6 19. Ne4 Be7 20. b3 Na6 21. a3 Rd3 22. b4 Rhd8 23. Bb2 Nb8 24. Rfe1 Nc6 25. Nc3 Ncd4 26. Nxd4 R8xd4 27. c5 e5 {Played: Rd3-d2} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.16"]
[White "Escalante Ramirez, Brian Sebasti"]
[Black "Polgar-Shutzman, Tom"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2421"]
[BlackElo "2233"]
[Annotator "ChessBase"]
[PlyCount "105"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. f4 {[%emt 1:40:30]} d5 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 3. g3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 4. Bg2 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 5. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 6. d3 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 7. Qe1 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 8. e4 {[%emt 0:00:30]} dxe4 {[%emt 0:00:30]} 9. dxe4 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 10. f5 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 11. Nxd4 {[%emt 0:00:30]} exd4 {[%emt 0:00:30]} 12. e5 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 13. fxg6 {[%emt 0:00:30]} hxg6 {[%emt 0:00:30]} 14. Bg5 {[%emt 0:00:30]} d3 {[%emt 0:00:30]} 15. Qf2 {[%emt 0:00:30]} Rxe5 {[%emt 0:00:30]} 16. Bxf6 {[%emt 0:00:30]} Bxf6 {[%emt 0:00:30]} 17. Qxf6 {[%emt 0:00:30]} Qxf6 {[%emt 0:00:30]} 18. Rxf6 dxc2 {[%emt 0:00:30]} 19. Nc3 {[%emt 0:01:00]} Bf5 {[%emt 0:00:30]} 20. Rc1 {[%emt 0:00:30]} Rae8 {[%emt 0:00:30]} 21. Rxf5 {[%emt 0:00:30]} Rxf5 {[%emt 0:00:30]} 22. Bxb7 {[%emt 0:00:30]} Rb8 {[%emt 0:00:30]} 23. Be4 {[%emt 0:00:30]} Re5 {[%emt 0:00:30]} 24. Rxc2 {[%emt 0:00:30]} Rb4 {[%emt 0:00:30]} 25. Bf3 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 26. Kf2 {[%emt 0:00:30]} Rc4 {[%emt 0:00:30]} 27. b3 {[%emt 0:00:30]} Rd4 {[%emt 0:00:30]} 28. Na4 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 29. bxc4 {[%emt 0:00:30]} Ra5 {[%emt 0:00:30]} 30. Ke3 {[%emt 0:00:30]} Rd7 {[%emt 0:00:30]} 31. Nc3 {[%emt 0:00:30]} Re5+ {[%emt 0:00:30]} 32. Kf2 {[%emt 0:00:30]} Rd3 {[%emt 0:00:30]} 33. Be2 {[%emt 0:00:30]} Rf5+ {[%emt 0:00:30]} 34. Ke1 {[%emt 0:00:30]} Re3 {[%emt 0:00:30]} 35. Nb5 {[%emt 0:00:30]} Re7 {[%emt 0:00:30]} 36. c5 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 37. c6 {[%emt 0:00:30]} Rxb5 {[%emt 0:00:30]} 38. c7 {[%emt 0:00:30]} Rb1+ {[%emt 0:00:30]} 39. Kd2 {[%emt 0:00:30]} Rd7+ {[%emt 0:00:30]} 40. Bd3 {[%emt 0:00:30]} Rxc7 {[%emt 0:00:30]} 41. Rxc7 {[%emt 0:00:30]} Rh1 {[%emt 0:00:30]} 42. h4 {[%emt 0:00:30]} Rg1 {[%emt 0:00:30]} 43. Bxa6 {[%emt 0:00:30]} Rxg3 {[%emt 0:00:30]} 44. Bc4 {[%emt 0:00:30]} Rg4 {[%emt 0:00:30]} 45. Rxf7+ {[%emt 0:00:30]} Kh6 {[%emt 0:00:30]} 46. Kc3 {[%emt 0:00:30]} Rxh4 {[%emt 0:00:30]} 47. a4 {[%emt 0:00:30]} Rh1 {[%emt 0:00:30]} 48. Rf1 {[%emt 0:00:30]} Rh5 {[%emt 0:00:30]} 49. Kb4 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 50. a5 {[%emt 0:00:30]} g4 {[%emt 0:00:30]} 51. a6 {[%emt 0:00:30]} Kg5 {[%emt 0:00:30]} 52. a7 {[%emt 0:00:30]} Rh8 {[%emt 0:00:30]} 53. Bd5 {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.17"]
[White "Tsolakidou, Stavroula"]
[Black "Venkat, Raghav"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2403"]
[BlackElo "2141"]
[Annotator "ChessBase"]
[PlyCount "83"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 3. c4 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 4. Nc3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 5. Bf4 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 6. e3 {[%emt 0:00:30]} dxc4 {[%emt 0:00:30]} 7. Bxc4 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 8. O-O {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 9. Bd3 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 10. Qe2 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 11. Rfd1 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 12. dxc5 {[%emt 0:00:30]} b4 {[%emt 0:00:30]} 13. Na4 {[%emt 0:00:30]} Qa5 {[%emt 0:00:30]} 14. Nb6 {[%emt 0:00:30]} Nxb6 {[%emt 0:00:30]} 15. cxb6 {[%emt 0:00:30]} Qxb6 {[%emt 0:00:30]} 16. e4 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:30]} 17. Rac1 {[%emt 0:00:30]} Rac8 {[%emt 0:00:30]} 18. Ne5 {[%emt 0:00:30]} Qd4 {[%emt 0:00:30]} 19. Rxc8 {[%emt 0:00:30]} Rxc8 {[%emt 0:00:30]} 20. Bb1 {[%emt 0:00:30]} Qc5 {[%emt 0:00:30]} 21. Nd3 {[%emt 0:00:30]} Qh5 {[%emt 0:00:30]} 22. f3 {[%emt 0:00:30]} Bxe4 {[%emt 0:00:30]} 23. g4 {[%emt 0:00:30]} Bxd3 {[%emt 0:00:30]} 24. Bxd3 {[%emt 0:00:30]} Qc5+ {[%emt 0:00:30]} 25. Be3 {[%emt 0:00:30]} Qxe3+ {[%emt 0:00:30]} 26. Qxe3 {[%emt 0:00:30]} Bc5 {[%emt 0:00:30]} 27. Qxc5 {[%emt 0:00:30]} Rxc5 {[%emt 0:00:30]} 28. Bxa6 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 29. Bd3 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 30. Kf2 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 31. Be4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 32. Bb1 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 33. Rd4 {[%emt 0:00:30]} Rc1 {[%emt 0:00:30]} 34. Bd3 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 35. Be4 {[%emt 0:00:30]} Ra1 {[%emt 0:00:30]} 36. Bxd5 {[%emt 0:00:30]} exd5 {[%emt 0:00:30]} 37. Rxb4 {[%emt 0:00:30]} Rxa2 {[%emt 0:00:30]} 38. Ke3 {[%emt 0:00:30]} Ra1 {[%emt 0:00:30]} 39. Rb7+ {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 40. Rb6+ {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 41. Rb7+ {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 42. Kd4 {[%emt 0:00:30]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.18"]
[White "Sarkar, Justin"]
[Black "Mahajan, Rushaan"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2385"]
[BlackElo "2006"]
[Annotator "ChessBase"]
[PlyCount "71"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} c6 {[%emt 1:40:30]} 2. d4 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. exd5 {[%emt 0:00:30]} cxd5 {[%emt 0:00:30]} 4. Bd3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 5. c3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 6. h3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 7. Bf4 {[%emt 0:00:30]} Bd6 {[%emt 0:00:30]} 8. Bxd6 {[%emt 0:00:30]} Qxd6 {[%emt 0:00:30]} 9. Nf3 {[%emt 0:00:30]} Nh5 {[%emt 0:00:30]} 10. O-O {[%emt 0:00:30]} Nf4 {[%emt 0:00:30]} 11. Re1 {[%emt 0:00:30]} Nxd3 {[%emt 0:00:30]} 12. Qxd3 {[%emt 0:00:30]} f6 {[%emt 0:00:30]} 13. c4 {[%emt 0:00:30]} Nb4 {[%emt 0:00:30]} 14. Qc3 {[%emt 0:00:30]} dxc4 {[%emt 0:00:30]} 15. Qxc4 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 16. Nbd2 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 17. Ne4 {[%emt 0:00:30]} Qb4 {[%emt 0:00:30]} 18. b3 {[%emt 0:00:30]} Qxc4 {[%emt 0:00:30]} 19. bxc4 {[%emt 0:00:30]} Nf4 {[%emt 0:00:30]} 20. g3 {[%emt 0:00:30]} Nd3 {[%emt 0:00:30]} 21. Re3 {[%emt 0:00:30]} Nb4 {[%emt 0:00:30]} 22. Rb1 {[%emt 0:00:30]} Na6 {[%emt 0:00:30]} 23. c5 {[%emt 0:00:30]} Nc7 {[%emt 0:00:30]} 24. Nd6 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 25. Ra3 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 26. Nxc8 {[%emt 0:00:30]} Rfxc8 {[%emt 0:00:30]} 27. Rxb7 {[%emt 0:00:30]} Rc6 {[%emt 0:00:30]} 28. Rab3 {[%emt 0:00:30]} Rac8 {[%emt 0:00:30]} 29. Rd7 {[%emt 0:00:30]} R6c7 {[%emt 0:00:30]} 30. Rd6 {[%emt 0:00:30]} Rc6 {[%emt 0:00:30]} 31. Nd2 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 32. Rb7 {[%emt 0:00:30]} Rxd6 {[%emt 0:00:30]} 33. cxd6 {[%emt 0:00:30]} Nc3 {[%emt 0:00:30]} 34. Rc7 {[%emt 0:00:30]} Rd8 {[%emt 0:00:30]} 35. Rxc3 {[%emt 0:00:30]} Rxd6 {[%emt 0:00:30]} 36. Nb3 {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.19"]
[White "Mulyar, Michael"]
[Black "Ngo, Bach"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2380"]
[BlackElo "2027"]
[Annotator "ChessBase"]
[PlyCount "95"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 3. c4 {[%emt 0:00:30]} Bb4+ {[%emt 0:00:30]} 4. Bd2 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 5. g3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 6. Nc3 {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 7. Bxc3 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 8. Rc1 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. Bg2 {[%emt 0:00:30]} Nxc3 {[%emt 0:00:30]} 10. Rxc3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 11. d5 {[%emt 0:00:30]} Nb8 {[%emt 0:00:30]} 12. dxe6 {[%emt 0:00:30]} fxe6 {[%emt 0:00:30]} 13. O-O {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 14. c5 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 15. cxd6 {[%emt 0:00:30]} cxd6 {[%emt 0:00:30]} 16. Ne1 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 17. Nc2 {[%emt 0:00:30]} Rac8 {[%emt 0:00:30]} 18. Qd2 {[%emt 0:00:30]} Kh8 {[%emt 0:00:30]} 19. b3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 20. Bxd5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 21. Qxd5 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 22. Rxc8 {[%emt 0:00:30]} Nxe2+ {[%emt 0:00:30]} 23. Kg2 {[%emt 0:00:30]} Rxc8 {[%emt 0:00:30]} 24. Qd2 {[%emt 0:00:30]} Nc3 {[%emt 0:00:30]} 25. Ne3 {[%emt 0:00:30]} Qd8 {[%emt 0:00:30]} 26. Qxd8+ {[%emt 0:00:30]} Rxd8 {[%emt 0:00:30]} 27. Rc1 {[%emt 0:00:30]} Nxa2 {[%emt 0:00:30]} 28. Rc7 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 29. Rxa7 {[%emt 0:00:30]} Nc1 {[%emt 0:00:30]} 30. b4 {[%emt 0:00:30]} Nd3 {[%emt 0:00:30]} 31. b5 {[%emt 0:00:30]} Rf8 {[%emt 0:00:30]} 32. Ra2 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 33. Nd5 {[%emt 0:00:30]} e4 {[%emt 0:00:30]} 34. Nxb6 {[%emt 0:00:30]} Rb8 {[%emt 0:00:30]} 35. Ra8 {[%emt 0:00:30]} Rxa8 {[%emt 0:00:30]} 36. Nxa8 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 37. Kf1 {[%emt 0:00:30]} Kg8 {[%emt 0:00:30]} 38. Ke2 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 39. Ke3 {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 40. Nb6 {[%emt 0:00:30]} Kd6 {[%emt 0:00:30]} 41. Nc4+ {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 42. Nd2 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 43. h4 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 44. hxg5 {[%emt 0:00:30]} hxg5 {[%emt 0:00:30]} 45. b6 {[%emt 0:00:30]} Kc6 {[%emt 0:00:30]} 46. Nxe4 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 47. Kf3 {[%emt 0:00:30]} Kxb6 {[%emt 0:00:30]} 48. Kg4 {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.02"]
[Round "2.20"]
[White "Xu, Grant"]
[Black "Vigorito, David"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "2228"]
[BlackElo "2368"]
[Annotator "ChessBase"]
[PlyCount "107"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} c6 {[%emt 1:40:30]} 2. d4 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. Nd2 {[%emt 0:00:30]} dxe4 {[%emt 0:00:30]} 4. Nxe4 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 5. Ng3 {[%emt 0:00:30]} Bg6 {[%emt 0:00:30]} 6. h4 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 7. Nh3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 8. Nf4 {[%emt 0:00:30]} Bh7 {[%emt 0:00:30]} 9. c3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 10. Bd3 {[%emt 0:00:30]} Bxd3 {[%emt 0:00:30]} 11. Qxd3 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 12. Bd2 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 13. O-O-O {[%emt 0:00:30]} O-O-O {[%emt 0:00:30]} 14. Qf3 {[%emt 0:00:30]} Bd6 {[%emt 0:00:30]} 15. Nfh5 {[%emt 0:00:30]} Rhg8 {[%emt 0:00:30]} 16. Nxf6 {[%emt 0:00:30]} Nxf6 {[%emt 0:00:30]} 17. Ne4 {[%emt 0:00:30]} Nxe4 {[%emt 0:00:30]} 18. Qxe4 {[%emt 0:00:30]} Qa5 {[%emt 0:00:30]} 19. Kb1 {[%emt 0:00:30]} Qd5 {[%emt 0:00:30]} 20. Rhe1 {[%emt 0:00:30]} Qxe4+ {[%emt 0:00:30]} 21. Rxe4 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 22. Kc2 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 23. b3 {[%emt 0:00:30]} Kb7 {[%emt 0:00:30]} 24. f3 {[%emt 0:00:30]} Rd7 {[%emt 0:00:30]} 25. Rg1 {[%emt 0:00:30]} Rh8 {[%emt 0:00:30]} 26. g3 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 27. Be1 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 28. Bf2 {[%emt 0:00:30]} Kc6 {[%emt 0:00:30]} 29. Rd1 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 30. Ra1 {[%emt 0:00:30]} Rb7 {[%emt 0:00:30]} 31. Ree1 {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 32. Reb1 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 33. b4 {[%emt 0:00:30]} Ra8 {[%emt 0:00:30]} 34. a4 {[%emt 0:00:30]} Rba7 {[%emt 0:00:30]} 35. axb5 {[%emt 0:00:30]} axb5 {[%emt 0:00:30]} 36. Rxa7 {[%emt 0:00:30]} Rxa7 {[%emt 0:00:30]} 37. Kb2 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 38. Rg1 {[%emt 0:00:30]} Ra8 {[%emt 0:00:30]} 39. Be3 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 40. Bf4 {[%emt 0:00:30]} Bd8 {[%emt 0:00:30]} 41. Re1 {[%emt 0:00:30]} Bf6 {[%emt 0:00:30]} 42. Be5 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 43. Bf4 {[%emt 0:00:30]} Bf6 {[%emt 0:00:30]} 44. g4 {[%emt 0:00:30]} hxg4 {[%emt 0:00:30]} 45. fxg4 {[%emt 0:00:30]} Bxh4 {[%emt 0:00:30]} 46. Re5+ {[%emt 0:00:30]} Kc6 {[%emt 0:00:30]} 47. Rc5+ {[%emt 0:00:30]} Kb6 {[%emt 0:00:30]} 48. g5 {[%emt 0:00:30]} Ra7 {[%emt 0:00:30]} 49. Rc8 {[%emt 0:00:30]} Rd7 {[%emt 0:00:30]} 50. Rh8 {[%emt 0:00:30]} Be1 {[%emt 0:00:30]} 51. Rh1 {[%emt 0:00:30]} Bf2 {[%emt 0:00:30]} 52. Rf1 {[%emt 0:00:30]} Bh4 {[%emt 0:00:30]} 53. Rh1 {[%emt 0:00:30]} Bf2 {[%emt 0:00:30]} 54. Rf1 {[%emt 0:00:30]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.1"]
[White "Hilby, Craig"]
[Black "Lenderman, Aleksandr"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2434"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,31,14,22,0,26,15,13,13,25,20,18,20,25,7,26,22,33,7,25,23,17,20,37,22]} 1. d4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 b5 5. O-O Bb7 6. b3 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} (6. a4 b4 7. a5 Be7 8. c3 O-O 9. cxb4 Bxb4 10. Qb3 Qe7 11. Bd2 Na6 12. Rc1 Rab8 13. Bxb4 Nxb4 {½-½ (25) Meier,G (2628)-Vallejo Pons,F (2693) Karlsruhe/Baden Baden 2019}) 6... b4 7. Ne5 $146 ({Predecessor:} 7. c3 bxc3 8. Nxc3 Be7 9. Bg5 O-O 10. Rc1 Nbd7 11. Na4 c6 12. Ne1 e5 13. dxe5 Nxe5 {½-½ (44) Lei,T (2232)-Ding,Y (2427) China 2013}) 7... Be7 8. c4 {The position is equal.} bxc3 9. Nxc3 O-O 10. Na4 Nbd7 11. Nd3 Bc6 12. Nc3 Qb8 13. Bb2 Qb7 14. Qc2 Rfc8 15. Rfc1 a5 16. e3 {Accuracy: White = 74%, Black = 79%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.2"]
[White "Peng, Shunkai"]
[Black "Chandra, Akshat"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2315"]
[BlackElo "2524"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,60,8,24,35,11,18,22,23,0,0,0,0,0,4,0,5,0,0,-15,5,-11,0,-12,-14,-15,-12,-14,-16,-10,-27,-21,-21,-15,-16,-34,152,154,140,118,183,154,188,115,158,161,157,147,128,25,23]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 8. g3 Be6 9. Bg2 b5 {The position is equal.} 10. a4 b4 $1 {[%cal Rb4c3]} 11. Nd5 Nxd5 12. exd5 Bf5 13. a5 $146 ({Predecessor:} 13. c3 bxc3 14. Nxc3 Be7 15. O-O {½-½ (31) Santos Ruiz,M (2560)-Wei,Y (2721) Khanty-Mansiysk 2019}) 13... Nd7 14. O-O Rb8 15. Bd2 Nf6 16. c3 b3 17. Ra3 Bc2 18. Qe1 Be7 19. Nc1 $1 O-O 20. Qe2 Qc8 21. Re1 e4 22. Bf1 Nxd5 {White must now prevent ...Bf6.} 23. Qxa6 Bf6 $2 (23... Qf5 $15 {keeps the upper hand.}) 24. Qxc8 $16 Rfxc8 25. Ne2 $1 Be5 (25... Ra8 $16) 26. a6 $18 {[%cal Ba5a6,Ba6a7][%mdl 32]} Nb6 {[#] And now ...Nc4 would win.} 27. Nc1 (27. Nf4 $1 $18) 27... Nc4 28. Bxc4 $1 Rxc4 29. a7 Ra8 {[#]} 30. Nxb3 (30. Ne2 $1 $16) 30... Bxb3 {Accuracy: White = 48%, Black = 56%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.3"]
[White "Jacobson, Brandon"]
[Black "Zapata, Alonso"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2472"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,71,65,58,58,94,77,81,73,80,86,101,103,106,106,99,102,102,96,116,114,119,94,139,147,126,127,132,132,156,127,126,127,102,96,98,109,146,138,119,7,0,18,22,15,47,0,11,0,36,37,102,129,166,181,240,248,438,422]} 1. d4 Nf6 2. c4 d6 ({Predecessor:} 2... g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 Nbd7 7. O-O c6 8. Qc2 e5 9. d5 Qe7 10. Be3 a5 11. Nd2 Nc5 {1-0 (41) Goodman,D (2340)-Williams,A New York 1979}) 3. Nf3 Nbd7 4. Nc3 c6 5. e4 e5 6. Be2 g6 7. O-O Bg7 8. d5 Nc5 9. Qc2 {E90: King's Indian: Classical: Early deviations and 6 h3} a5 10. Be3 Qe7 11. a3 $146 {White is better.} (11. Nxe5 cxd5 12. cxd5 Ncxe4 13. Qa4+ Kf8 14. Nxe4 Nxe4 15. Qxe4 Bxe5 16. Rac1 Qd8 {1-0 (32) Kosyrev,V (2546)-Iuldachev,S (2480) Moscow 2006}) 11... O-O 12. Nd2 Bd7 13. b4 $1 {[%cal Rb4c5]} axb4 14. axb4 Na6 15. Qb3 Rfb8 16. Na4 cxd5 17. cxd5 {Threatens to win with Nb6.} Bxa4 18. Rxa4 Nd7 19. Bxa6 bxa6 20. Qd3 Nf6 21. f3 Nh5 22. Rc1 Nf4 23. Qf1 $1 Bh6 24. Kh1 {And now g3 would win.} Qf8 {Black wants to play ...Nxd5!} 25. Nc4 (25. Rxa6 Nxd5 26. Bxh6 Qxh6 $11) 25... f5 26. Rca1 Nh5 27. Qc1 (27. Bg1 $16) 27... Bxe3 $11 28. Qxe3 {Hoping for exf5.} fxe4 $1 29. fxe4 Rb7 30. Kg1 (30. Na5 $5 {[%cal Ra5b7]} Rf7 31. Kg1 $11) 30... Rab8 31. Rf1 Nf4 32. g3 $36 {[%mdl 2048] White has some pressure.} Nh3+ (32... Rc8 $14) 33. Kg2 $16 Qe8 {[#]} 34. Ra2 $1 Qd7 {[#]} (34... Rxb4 {is a better defense.} 35. Nxd6 Qd7) 35. Qh6 $1 $18 {[%cal Rh6h3]} ({Much less strong is} 35. Rxa6 $6 Qg4) 35... Rxb4 $2 (35... Qg4) 36. Nd2 {Accuracy: White = 74%, Black = 56%.} ({Stronger than} 36. Qxh3 Qxh3+ 37. Kxh3 Rxc4 $11) 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.4"]
[White "Ali Marandi, Cemil Can"]
[Black "Grabinsky, Aaron"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2537"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,90,9,0,0,0,0,7,0,0,-5,14,0,0,0,0,0,0,0,0,-25,-15,-22,-23,-17,0,0,0,0,0,-20,-21,-14,-9,-19,0,0,0,0,0,0,0,0,0,-8,-2,-35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 c5 2. e4 Nc6 3. c3 e6 4. d4 cxd4 5. cxd4 d5 6. exd5 exd5 7. Nc3 Nf6 8. Bd3 Bg4 9. O-O Be7 10. Be3 O-O 11. Be2 {B14: Caro-Kann: Panov-Botvinnik Attack with 5...e6 and 5...g6} (11. h3 Bh5 12. Rc1 Re8 13. Re1 a6 14. a3 Qd6 15. Bb1 Na5 16. Ba2 Nc4 17. Bxc4 dxc4 18. a4 Rac8 19. Qe2 Bf8 {0-1 (36) Motta,V (1666)-Silva,M (1955) Rio de Janeiro 2019}) 11... Ne4 12. h3 $146 ({Predecessor:} 12. Nxe4 dxe4 13. Ne5 Bxe2 14. Nxc6 Bxd1 15. Nxd8 Be2 16. Nxb7 Bxf1 17. Kxf1 Rab8 18. Na5 Rxb2 19. Nc6 Rb7 20. Rd1 Bf6 21. Bf4 Rd7 22. d5 Rc8 23. Na5 Rc5 {0-1 (23) Hoffer,T (1410)-Forestier,C (1620) France 2002}) 12... Bh5 13. Rc1 Rc8 14. Re1 Bf6 (14... Bb4 {keeps more tension.} 15. Qb3 Re8 16. Bf4 h6 17. Ne5 Nxe5 18. Qxb4 Ng6) 15. Qb3 Bxf3 16. Bxf3 Nxd4 17. Bxd4 Bxd4 18. Bxe4 dxe4 19. Qxb7 Rb8 20. Qxe4 {[#] Threatens to win with Rcd1.} Rxb2 21. Re2 Bxc3 22. Rxc3 Qd1+ 23. Re1 Qd2 24. Rf3 Rxa2 25. Qe7 h6 26. Rb1 a5 27. Rb7 {[%cal Rf3f7]} Qd5 28. Re3 {[#] White wants to mate with Qxf8+!} g6 29. Rg3 {Intending Rxg6+! and mate.} Qf5 30. Rf3 Qe6 31. Qxe6 (31. Rc3 {looks sharper.} Qxe7 32. Rxe7 a4 33. Ra7 Kg7 34. g3) 31... fxe6 $11 {[%mdl 4096] Endgame KRR-KRR} 32. Rg3 g5 33. h4 $1 {The position is equal.} Rf7 34. Rxf7 Kxf7 35. hxg5 hxg5 36. Rxg5 {KR-KR} a4 37. Ra5 Kf6 38. g3 e5 39. Kf1 e4 40. g4 a3 41. Kg1 Kg6 42. Kf1 Ra1+ 43. Kg2 $1 a2 44. Kh2 Kf6 45. Kg2 Kg6 {Accuracy: White = 75%, Black = 56%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.5"]
[White "Sarkar, Justin"]
[Black "Iotov, Valentin"]
[Result "1/2-1/2"]
[ECO "E52"]
[WhiteElo "2385"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,69,17,0,0,0,0,0,-7,-7,0,0,0,0,0,-16,-13,-20,-12,-22,-21,-24,-6,-7,-10,-14,2,-7,9,18,12,2,50,37,34,48,50,35,36,12,15,18,18,10,9,13,4,0,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Nf3 Nf6 5. e3 O-O 6. Bd3 b6 7. cxd5 exd5 8. O-O Ba6 9. Bxa6 Nxa6 10. Qd3 Nb8 {[%cal Ba6b8,Bb8c6,Bc6a5,Ba5b3][%mdl 32]} 11. a3 Bxc3 12. bxc3 {[%cal Bb2c3,Bc3c4][%mdl 32]} Nc6 {E52: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5 6 Bd3 b6} (12... c5 13. dxc5 bxc5 14. c4 dxc4 15. Qxc4 Qd5 16. Qc2 Nbd7 17. Rd1 Qc6 18. Bb2 Rac8 19. Ng5 Rfe8 20. h3 Nf8 {1-0 (41) Jumabayev,R (2611)-Agdestein,S (2602) Doha 2016}) 13. c4 Na5 14. Ne5 c5 15. Bb2 Rc8 16. Rad1 cxd4 $146 {[%cal Rd5c4]} ({Predecessor:} 16... Re8 17. dxc5 Rxc5 18. cxd5 Rxd5 {½-½ (61) Hlas,J (2233)-Simek,J (2150) Czechia 2010}) 17. cxd5 Qxd5 18. Bxd4 Nb3 19. Bb2 Rfd8 20. Qxd5 Nxd5 21. e4 Nf4 22. Nc6 Re8 23. Rd6 Ne2+ 24. Kh1 Rxe4 25. Nxa7 Rce8 26. g3 R4e6 27. Rfd1 {aiming for Rxe6.} h6 28. Kg2 Nc5 29. Rxe6 Rxe6 30. Kf1 Na4 $1 {The position is equal.} 31. Ba1 Nec3 $1 {[%cal Rc3d1]} 32. Rd8+ Kh7 33. Rd3 Ne4 34. Nb5 Rc6 {[#] Threatens to win with ...Rc1+.} 35. Bd4 {Accuracy: White = 76%, Black = 74%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.6"]
[White "Ringoir, Tanguy"]
[Black "Wheeler, Cameron"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2501"]
[BlackElo "2383"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,57,29,28,18,33,0,0,0,27,22,34,4,27,0,21,16,25,19,22,18,21,11,10,2,327,213,547,540,543,206,204,205,201,208,200,205,197,56,51,76,87,0,30,27,29,15]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Nc3 Bf5 7. Qb3 Na5 8. Qa4+ {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} Bd7 9. Qd1 (9. Qc2 $5 {[%cal Rc3b5]}) (9. Qc2 e6 10. Bd3 Be7 11. Nf3 Rc8 12. O-O Nc6 13. Qe2 Nh5 14. Be5 O-O 15. h3 f5 {1-0 (38) Korobov,A (2694)-Rodshtein,M (2674) Czech Republic 2018}) 9... e6 10. Nf3 $146 {The position is equal.} ({Predecessor:} 10. Bd3 Rc8 11. Nf3 Nc4 12. Qb3 Na5 13. Qd1 {1-0 (60) Johansson,C (2184)-Jogstad,M (2271) Vasteras 2016}) 10... Bb4 11. Bd3 Rc8 12. Rc1 O-O 13. Ne5 Nc6 14. Bg5 {Strongly threatening Bxf6.} Be7 15. O-O Ne8 16. Bxe7 Qxe7 17. e4 dxe4 18. Nxe4 Nd6 $2 {[%mdl 8192]} (18... h6 $11 {and Black has nothing to worry.}) 19. Nf6+ ({Stronger than} 19. Nxd6 Qxd6 20. Re1 (20. Nxd7 Qxd7 21. Bb5 Rfd8 $15) (20. Qh5 g6 $17) 20... Nxe5 $11) 19... gxf6 $2 {[#]} (19... Qxf6 20. Nxd7 Qh4) 20. Bxh7+ $1 $18 {[%mdl 512]} Kh8 (20... Kxh7 21. Qh5+) 21. Qh5 $2 (21. Rc3) 21... Rg8 22. Bxg8+ Kxg8 23. Rc3 $1 {[%cal Rc3g3] Intending Rg3+ and mate.} Qd8 24. Ng4 {Threatening mate with Rh3.} Nf5 25. Nh6+ (25. Rh3 $18 {[%csl Gh3][%cal Rh5h8]} Kf8 26. d5 $1 {[%mdl 512]}) 25... Nxh6 $14 26. Qxh6 {[%cal Rc3g3]} Ne7 {[#]} 27. Qxf6 ({White should play} 27. Rg3+ $1 $16 Ng6 28. h4 (28. Rh3 Bb5 $17)) 27... Ng6 28. Rxc8 $1 Qxc8 29. h4 {Accuracy: White = 44%, Black = 44%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.7"]
[White "Karthik Venkataraman"]
[Black "Mulyar, Michael"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2470"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,77,43,40,0,0,0,16,0,0,0,0,0,0,0,8,12,13,6,9,8,13,0,0,0,-8,-16,-18,-37,8,7,19,8,9,15,11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 {C78: Ruy Lopez: Archangelsk and Möller Defences} Ba7 $1 11. h3 O-O 12. Be3 exd4 13. cxd4 Nb4 14. Nc3 Bb7 15. Re1 c5 {[#]} 16. dxc5 $146 ({Predecessor:} 16. Bg5 h6 17. Bh4 c4 {1-0 (74) Jakovenko,D (2681)-Jones,G (2688) Khanty-Mansiysk 2019}) 16... dxc5 17. e5 $1 {[#] aiming for Qxd8.} Nfd5 18. Bg5 Qd7 19. Nxd5 Nxd5 20. Bc2 c4 21. Nh4 {With the idea Nf5.} g6 22. Be4 Bc5 23. Qf3 {The position is equal.} Be7 (23... Nb4 {is interesting.} 24. Bh6 Rfd8 25. Qf6 Bf8 26. Bxf8 Rxf8 27. Rad1 Qe6) 24. Bxe7 Nxe7 25. Rad1 Bxe4 26. Rxd7 Bxf3 27. Nxf3 ({Reject} 27. gxf3 Nc6 $17) 27... Nc6 28. e6 {[#] And now Ng5 would win.} Nxa5 29. Ng5 {[%cal Re6f7]} fxe6 30. Rxe6 Rb7 31. Rxb7 $1 Nxb7 32. Rxa6 $11 {[%mdl 4096] Endgame KRN-KRN} Nc5 33. Rb6 $1 Nd3 34. Rxb5 Rxf2 35. Rb8+ Rf8 36. Rb7 Rf2 37. Rb8+ Rf8 38. Rb7 Rf2 39. Rb8+ {Accuracy: White = 73%, Black = 77%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.8"]
[White "Moon, Benjamin"]
[Black "Bajarani, Ulvi"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2237"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,82,31,29,38,36,42,37,40,40,43,34,48,56,45,45,42,42,53,49,119,101,99,18,1,-4,-25,-8,0,0,67,-18,-41,-19,-29,-22,-45,-87,-85,-103,-89,-375,-366,-600,-595,-786,-260,-259,-261,-293,-289,-271,-267,-291,-291,-345,-334,-590,-583,-584,-572,-658,-643,-741,-700,-756,-649,-995,-762]} 1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Nf6 5. Be2 cxd4 6. exd4 g6 7. c3 Bg7 8. O-O O-O 9. Nbd2 Bg4 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} 10. h3 (10. Ne5 Bxe2 11. Qxe2 Rc8 12. h3 e6 13. Nxc6 Rxc6 14. Be5 Nd7 15. Bxg7 Kxg7 16. Nf3 Qf6 17. Rfe1 {½-½ (33) Grachev,B (2645)-Rakhmanov,A (2654) Sochi 2017}) 10... Bxf3 11. Nxf3 a6 {White is slightly better.} 12. Re1 e6 13. Bd3 Nd7 $146 ({Predecessor:} 13... b5 14. Qe2 {1-0 (41) Lapenna,A (2124)-Caselli,L (2257) playchess.com INT 2007}) 14. Qd2 Re8 15. Re2 b5 16. a3 Qb6 17. Rae1 a5 (17... Na5 $14) 18. h4 $16 Nf6 {[#]} 19. Nh2 (19. Bg5 $1 $16) 19... b4 $11 20. g4 Rec8 21. h5 bxc3 22. bxc3 a4 (22... Ne4 $11 23. Bxe4 dxe4) 23. Re3 ({White should try} 23. Bh6 $14) 23... Na5 24. hxg6 hxg6 25. Rh3 $1 {And now Bh6 would win.} Nb3 26. Qb2 Qa5 27. Bb1 {[#]} Nxd4 $1 {[%mdl 512]} 28. Qb7 $2 {[%mdl 8192]} (28. Be5 $17 Nc6 29. Bxf6 Bxf6 {[#]} 30. Bxg6 $1 {[%mdl 512]}) (28. cxd4 Qxe1+) 28... Qb5 $19 29. Qe7 $2 (29. Qxb5 Nxb5 30. Bc1) 29... Nc6 30. Qd6 {White wants to play Bxg6.} Rd8 $2 (30... Ne8 31. Qd7 Rd8) 31. Bd3 Qb6 ({Resist} 31... Rxd6 32. Bxb5 e5 33. Be3 $17) 32. Qc7 Qxc7 33. Bxc7 Rdc8 34. Bf4 Na5 35. g5 Nh5 36. Be5 $2 (36. Bd6) 36... Bxe5 {Black is clearly winning.} 37. Rxe5 Rxc3 38. Ng4 Kg7 39. Rf3 Nc6 40. Ree3 Nd4 41. Rf6 Rh8 {Accuracy: White = 39%, Black = 64%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.9"]
[White "Daggupati, Balaji"]
[Black "Escalante Ramirez, Brian Sebasti"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2311"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,0,7,15,7,12,20,6,19,13,40,60,77,37,38,26,62,45,81,85,87,87,135,134,134,127,127,126,219,210,229,216,202,111,117,118,112,96,102,93,100,83,135,143,143,130,135,124,138,123,168,110,162,152,145,86,160,74,74,66,66,18,18,18,18,11,11,11,18,18,18,18,18,18,18,18,18,18,18,18,18,18]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 a6 6. Bxc6+ {B53: Sicilian: 2...d6: Lines with Qxd4} bxc6 7. c4 e5 8. Qd3 Nf6 9. O-O h6 $146 ({Predecessor:} 9... Bg4 10. Nc3 Nd7 11. Na4 Be7 12. b3 O-O 13. Ba3 c5 14. Nc3 Nb8 15. b4 Nc6 16. bxc5 dxc5 17. Qxd8 Rfxd8 18. Nd5 Bf8 19. Nd2 Rab8 20. f3 Be6 {½-½ (20) Nguyen,N (2636)-Vallejo Pons,F (2687) Changsha 2019}) 10. c5 Bg4 11. cxd6 Qxd6 12. Qc3 Bxf3 13. Qxf3 Qb4 14. Nc3 Bc5 15. Qg3 Bd4 16. Qxg7 {[%mdl 64] Double Attack} Ke7 {White must now prevent ...Rag8.} 17. Qg3 $1 ({Don't go for} 17. Bxh6 $2 Rhg8 $19) 17... Rhg8 18. Qf3 Rg6 (18... Bxc3 $16 19. bxc3 Qxe4 20. Qxe4 Nxe4) 19. Ne2 $18 Nxe4 20. Nxd4 Qxd4 21. Be3 ({White should play} 21. Rd1 $18 Qb4 22. a3) 21... Ng5 $16 22. Bxg5+ hxg5 23. Rad1 Qf4 {...Qxf3 would now be nice for Black.} 24. Qb3 $36 {[%mdl 2048] White is really pushing.} Rh8 {[%csl Gh8][%cal Rf4h2]} 25. Qb7+ Kf8 {[#]} (25... Kf6 $142 26. Rd6+ Kg7 27. Rxg6+ Kxg6 28. Qxc6+ Qf6 29. Qe4+ Kg7) 26. Rd8+ $1 Kg7 {[%csl Gh8][%cal Rf4h2]} 27. Rxh8 Kxh8 28. Qxa6 {[%mdl 4096] Endgame KQR-KQR} Rd6 29. a4 Qb4 30. a5 (30. Qa7 $18 Kg7 31. Qe7 {[%mdl 64] Double Attack}) 30... Qxb2 (30... Kg7 $16 {was called for.}) 31. Qc8+ Kg7 32. a6 (32. Qf5 $142) 32... Qa3 {[#]} (32... Qe2 $142 33. h3 Rd1 34. Rxd1 Qxd1+ 35. Kh2 Qa4) 33. Qb8 (33. Qf5 $142 $1 {[%cal Rf5e5]} Qxa6 34. Qxg5+ (34. Qxe5+ Rf6 $18) 34... Rg6 35. Qxe5+ Kh7 36. Rd1) 33... Rd5 34. a7 Ra5 35. h4 Rxa7 {The position is equal.} 36. Qxe5+ f6 37. Qf5 Qa5 38. Qg4 Qa4 (38... Qe5 {with more complications.} 39. hxg5 fxg5 40. Qd1 c5 41. Qc1 Re7) 39. Qxa4 Rxa4 40. hxg5 fxg5 $11 {KR-KR} 41. Rc1 Ra6 42. Rc5 Kf6 43. Kh2 Kg6 44. Kg3 Rb6 45. Kg4 {Accuracy: White = 57%, Black = 46%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.10"]
[White "Korley, Kassa"]
[Black "Yu, Jennifer"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2432"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,65,0,0,12,2,2,0,14,25,20,11,20,-10,29,14,48,49,66,39,70,76,83,79,86,86,79,65,65,55,53,71,64,18,41,14,13,13,16,-1303,31,33,28,24,57,30,41,-1340,363,-258,-97,-110,-115,-442,-123,-145,3,-208]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 d6 5. d3 O-O 6. O-O h6 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} (6... Bxc3 7. bxc3 Be6 8. Bb3 Nbd7 9. h3 h6 10. Re1 Re8 11. Nh4 d5 12. Qf3 Nc5 13. Bxd5 Bxd5 14. exd5 Qxd5 15. Ba3 e4 16. dxe4 Ncxe4 {½-½ (86) Prasanna Raghuram,R (2475)-Aguero Jimenez,L (2415) Barbera del Valles 2016}) 7. Ne2 c6 8. c3 Ba5 9. Ng3 d5 10. Bb3 Bc7 $146 ({Predecessor:} 10... dxe4 11. Nxe5 exd3 12. Be3 Bc7 13. Nxd3 Nbd7 14. Re1 {½-½ (41) Makropoulou,M (2154)-Vatkali,D (1976) Hydra 2015}) 11. h3 Kh7 12. Be3 dxe4 13. dxe4 Qe7 14. Qe2 Na6 15. Bc2 g6 16. b4 b6 17. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Nb8 18. a5 Ba6 19. Bd3 Bxd3 20. Qxd3 {[#] axb6 is the strong threat.} Rd8 21. Qe2 {Hoping for axb6.} (21. Qc4 $5 {[%cal Ra5b6]} b5 22. Qe2 $14) 21... Nbd7 22. axb6 axb6 23. Qc4 $36 {[%mdl 2048] White is more active.} Rxa1 24. Rxa1 {Played: Rf1-d1} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.11"]
[White "Song, Edward"]
[Black "Petesch, Gabriel"]
[Result "1/2-1/2"]
[ECO "C80"]
[WhiteElo "2411"]
[BlackElo "2302"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,59,0,0,-41,-29,-43,-45,-75,-61,-68,-62,-80,-17,-75,-83,-102,-93,-98,-92,-75,-77,-70,-68,-111,83,94,94,88,71,83,73,34,247,236,301,129,117,27,19,10,20,20]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Be3 Be7 10. Nbd2 Nc5 11. c3 {C80: Open Ruy Lopez: Sidelines and 9 Nbd2} (11. Nd4 Nxd4 12. Bxd4 Qd7 13. c3 O-O 14. Bc2 Bf5 15. f4 Na4 16. Rb1 c5 17. Bf2 Rfd8 18. Nf3 Rac8 19. Bxf5 Qxf5 {½-½ (32) Jobava,B (2687)-Vidit,S (2693) Linares 2017}) 11... Nd3 12. Qe2 Nxb2 13. Rab1 {Black is slightly better.} Na4 $1 {[%cal Ra4c3]} 14. Bxa4 bxa4 15. Qd1 a3 $146 (15... Qd7 $17) ({Predecessor:} 15... Qd7 16. Bg5 Bc5 17. Bf4 Bb6 18. Ng5 O-O 19. Nxe6 fxe6 {0-1 (30) Venkatesh,M (2468)-Asis Gargatagli,H (2408) Palma de Mallorca 2008}) 16. Nb3 (16. Nd4 $1 $11 Nxd4 17. cxd4) 16... O-O 17. Nc5 Bf5 18. Rc1 Na5 19. Nd2 Qe8 20. Qf3 Qc6 21. c4 dxc4 $2 (21... Bxc5 $2 22. cxd5 Qd7 23. Rxc5 $18) (21... d4 $1 $17 {keeps the pressure on.} 22. Bxd4 Qxf3 23. Nxf3 Nc6) 22. Qxf5 $16 Bxc5 23. Nxc4 Bxe3 24. Nxe3 Qb5 25. Rb1 Qe2 $2 ({Better is} 25... Qe8 $1 $14) 26. e6 $18 Nc4 {[#]} 27. exf7+ (27. Rfe1 $1 $18 {[%cal Re1e2] and the rest is easy.} Nxe3 {[#]} 28. Qxf7+ $1 {[%mdl 512]} (28. Rxe2 $2 {too greedy.} Nxf5 29. exf7+ Rxf7 $19) 28... Rxf7 29. exf7+ (29. Rxe2 Re7 $14) 29... Kxf7 30. Rxe2) 27... Kh8 $16 28. Nxc4 (28. Rbe1 $16 Nxe3 29. fxe3 (29. Rxe2 $2 {perishes.} Nxf5 30. g4 Nd6 $19)) 28... Qxc4 $11 29. Rbc1 Qxf7 30. Qxf7 {Accuracy: White = 20%, Black = 49%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.12"]
[White "Tang, Andrew"]
[Black "Puckett, Matthew"]
[Result "1-0"]
[ECO "E33"]
[WhiteElo "2511"]
[BlackElo "2148"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,112,28,35,22,26,17,65,27,28,26,37,48,45,32,58,32,43,34,50,52,56,61,143,137,163,109,172,157,171,180,187,187,181,168,263,261,261,262,243,236,248,241,260,260,260,258,250,257,266,247,244,233,259,238,237,220,222,211,205,211,272,272,256,241,241,234,216,162,162,162,145,158,155,157,2768,2038,6556,2069,29962,1487,29963,29963,29964,29966,29965,29966,29967,29968,29975,29976,29976,29977,29977,29978,29978,29979,29956]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. Nf3 d6 6. Bd2 O-O 7. a3 Bxc3 8. Bxc3 Qe7 9. e3 e5 10. d5 {E33: Nimzo-Indian: Classical: 4...Nc6} Nb8 11. Bd3 (11. Nd2 a5 12. b3 Nbd7 13. Be2 b5 14. e4 bxc4 15. Nxc4 Nc5 16. Nd2 Ba6 17. Bxa6 Rxa6 {1-0 (61) Wojtaszek,R (2727)-Tregubov,P (2582) Caleta 2016}) 11... c6 12. dxc6 $146 {White is slightly better.} (12. c5 $5 {[%cal Rc5d6]}) ({Predecessor:} 12. e4 cxd5 13. cxd5 Nh5 14. Bd2 Bg4 {½-½ (35) Lahlum,H (2220)-Bergstrom,R (2315) Gausdal 1996}) 12... Nxc6 13. O-O Bg4 14. Nd2 Rac8 15. Rfe1 Rfe8 16. b4 a6 17. Rac1 h6 18. h3 Bd7 19. Qb2 d5 ({Better is} 19... Nb8 $14) 20. b5 $16 Nb8 21. Bf1 (21. a4 $18) 21... axb5 (21... dxc4 $16 {was called for.} 22. Bb4 (22. Bxc4 Bxb5 23. Bxb5 axb5 $11) (22. Nxc4 Ne4 $14) 22... Qe6) 22. cxb5 $18 Bf5 23. a4 b6 {[#]} 24. a5 $1 bxa5 25. Bxa5 Rxc1 (25... Qd6 $142 26. g4 Bd7 27. Rxc8 Bxc8) 26. Rxc1 Rc8 27. Rxc8+ Bxc8 28. Nf3 Nbd7 29. Qc2 Qc5 30. Qxc5 Nxc5 31. Nxe5 Nfd7 32. Nc6 {[#] aiming for Ne7+.} Kf8 33. Be2 Ke8 34. Bb4 Bb7 35. Na5 Ba8 36. b6 Nb7 37. Ba6 Nxa5 38. Bxa5 {[%mdl 4096] Endgame Black must now prevent b7. KBB-KBN} Nc5 39. Bb5+ Nd7 40. Bc3 f6 41. Bb4 Kd8 42. Bxd7 Kxd7 {KB-KB} 43. Bf8 g6 44. Bxh6 Kc6 45. Bg7 Kxb6 $2 (45... d4 $16 46. Bxf6 (46. exd4 f5 $16) 46... dxe3) 46. Bxf6 Kc6 47. Kh2 (47. Bd4 $142 Kd6 48. Kh2) 47... Kd6 48. Kg3 (48. Bd4 $142 Ke6 49. g4 Ke7 50. Kg2 Kf7 51. Kf3 Ke7 52. Kf4 Bb7 53. Kg5) 48... Ke6 49. Bd4 {White mates.} Bc6 50. Kf4 Bb5 51. g4 Bf1 52. h4 Be2 53. Kg5 Kf7 54. f4 Bd3 55. h5 gxh5 56. Kxh5 Ke6 {Accuracy: White = 77%, Black = 46%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.13"]
[White "Kolay, Alex"]
[Black "Brodsky, David"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2261"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,88,8,8,12,11,8,4,18,5,0,13,8,-4,0,0,0,-11,12,-27,-9,-27,-25,-36,21,25,33,37,72,50,41,31,47,37,47,39,41,-8,-8,0,0,-45,-30,-202,-210,-260,-252,-235,-106,-112,-28,-435,-168,-186,-170,-1193,-1162,-2480,-2477,-2125,-2100,-1958,-1878,-1591,-1566,-29982,-29983,-29982,-29982,-29982,-29983,-29981,-29982,-29992,-29993,-29993,-29991,-29990,-1115]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 g6 6. Bg5 Bg7 7. e3 h6 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} 8. Bh4 O-O (8... d6 9. d5 Qe7 10. dxe6 Qxe6 11. Be2 O-O 12. Nd4 Qc8 13. Bxf6 Bxf6 {½-½ (13) Greenfeld,A (2556)-Tiviakov,S (2682) Calicut 2007}) 9. Be2 d6 {The position is equal.} 10. O-O g5 11. Bg3 Nh5 12. Ne1 $146 ({Predecessor:} 12. Nd2 Nxg3 13. hxg3 c5 14. Bf3 {0-1 (35) Slipak,S (2436)-Flores,D (2568) Buenos Aires 2015}) 12... Nxg3 13. hxg3 Nd7 14. Nc2 c5 15. Qd2 Qe7 16. Rad1 Nf6 17. Bf3 Bxf3 (17... Rad8 $15) 18. gxf3 $11 cxd4 19. exd4 ({Much worse is} 19. Qxd4 Nd7 $15) 19... Nd7 20. Qe2 Rae8 21. Rfe1 f5 22. Qd2 Rf7 23. Nb5 Nf8 24. d5 {aiming for dxe6.} e5 $1 25. Qb4 Rf6 26. Ncd4 Qd7 27. Nc6 $2 (27. Ne6 $1 $11 Nxe6 28. dxe6 Rexe6 29. Qd2) 27... f4 $19 28. Nc3 fxg3 {And now ...Qh3 would win.} 29. fxg3 Rxf3 (29... e4 $1 $19 {has better winning chances.} 30. Nxe4 Rxf3) 30. Ne4 $17 Ng6 (30... Qg4 $17 31. Qd2 Ng6) 31. Rf1 $2 {[%mdl 8192] [#]} (31. Rd2 $1 $11 {and White stays safe.}) 31... Ref8 $2 ({Not} 31... Qg4 32. Rxf3 Nh4 33. Rfd3 $11) (31... Nh4 $1 {[%mdl 512] White must now prevent ...Qg4!} 32. Rxf3 (32. gxh4 Qg4+) 32... Nxf3+ 33. Kg2 Qg4) 32. Rxf3 $19 Rxf3 33. Qxd6 $2 {[#]} (33. Rf1 Rxf1+ 34. Kxf1) 33... Rxg3+ $1 {[%mdl 512]} 34. Kf2 (34. Nxg3 Qxd6) 34... Qf5+ {[%mdl 64] Double Attack} 35. Kxg3 Qf4+ 36. Kg2 Qxe4+ {[%mdl 64] Double Attack} 37. Kf2 Nf4 {( -> ...Qg2+)} 38. Rd2 Qg2+ {Black mates.} 39. Ke3 Qg3+ 40. Ke4 Qe1+ {[%mdl 64] Double Attack} 41. Kf5 Qxd2 42. Nxe5 Qc2+ 43. Kg4 Qe2+ 44. Kf5 Qxe5+ {Accuracy: White = 25%, Black = 48%.} (44... Kh7 $142 45. a4 Qc2+ {[%mdl 64] Double Attack} 46. Kg4 {[#]} Qe4 $1 {[%mdl 512]} 47. Qa3 Nd3+ {[%mdl 64] Discovered Attack} 48. Kh3 Qe3+ 49. Nf3 Qxf3+ 50. Kh2 Be5+ 51. Kg1 Qg3+ 52. Kh1 Qh2#) 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.14"]
[White "Yoo, Christopher Woojin"]
[Black "Paul, Justin"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "2456"]
[BlackElo "2270"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,28,52,53,50,25,31,28,34,29,32,14,34,8,10,0,35,35,27,11,90,0,50,52,50,52,34,35,45,33,45,50,105,97,103,104,120,99,106,105,119,79,135,101,204,144,397,298,489,506,509,510,1205,1191]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 $146 ({Predecessor:} 3... Nge7 4. c3 a6 5. Ba4 g6 6. d4 exd4 7. cxd4 b5 8. Bb3 {1-0 (44) Naiditsch,A (2708)-Le Roux,J (2569) Warsaw 2012}) 4. Ba4 b5 5. Bb3 g6 6. d4 {C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann} exd4 7. c3 Bg7 8. cxd4 {White is slightly better.} Nge7 9. d5 Na5 10. Bd2 Nxb3 11. axb3 O-O 12. Bc3 c5 13. Bxg7 Kxg7 14. b4 d6 (14... cxb4 $11 {remains equal.} 15. Qd4+ Kg8) 15. Nc3 ({Better is} 15. bxc5 $16 {c6 is the strong threat.} dxc5 16. d6) 15... Bg4 16. bxc5 dxc5 17. h3 Bxf3 $1 18. Qxf3 f5 $1 19. O-O $36 {[%mdl 2048] Black is under pressure.} fxe4 20. Qxe4 {Hoping for Qe5+.} Nf5 ({Black should try} 20... Qd6 $14) 21. Qe5+ $16 Qf6 22. Qxf6+ Rxf6 23. Nxb5 {Played: Nc3-e4} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.15"]
[White "Fedorowicz, John"]
[Black "Yanayt, Eugene"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2430"]
[BlackElo "2216"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,44,34,28,43,20,38,18,13,0,27,27,25,27,27,27,20,33,25,26,27,21,25,23,29,29,32,29,32,19,17]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 e5 8. d5 Nb8 {[%cal Bc6b8,Bb8a6,Ba6c5,Bc5b3][%mdl 32]} 9. e4 a5 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} 10. Ne1 (10. h3 Na6 11. Be3 Nh5 12. Ne1 Qe8 13. Kh2 f5 14. Bf3 Nf6 15. Nd3 fxe4 16. Bxe4 b5 17. cxb5 Nxe4 18. Nxe4 Qxb5 19. Nc3 {0-1 (45) Lenderman,A (2640)-Xiong,J (2691) Philadelphia 2019}) 10... Na6 11. Nd3 Nd7 12. Be3 b6 13. a3 {[%cal Ba2a3,Ba3b4][%mdl 32]} Ndc5 14. Nxc5 $146 ({Predecessor:} 14. Rb1 Nxd3 15. Qxd3 Nc5 16. Qc2 a4 17. Bxc5 bxc5 18. Nxa4 {0-1 (32) Nester,I (2369)-Tymrakiewicz,R (2194) Raciborz 2019}) 14... Nxc5 15. b4 axb4 16. axb4 Rxa1 17. Qxa1 Nb3 $1 {[%cal Rb3a1]} 18. Qb2 Nd4 19. Ne2 {[%cal Re2d4]} Nxe2+ 20. Qxe2 f5 21. Ra1 f4 22. Bd2 h5 {Accuracy: White = 64%, Black = 75%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.16"]
[White "Park, Evan"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2175"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "152"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,152,0,0,0,0,0,22,-5,0,-14,-27,-8,-8,-13,-32,-18,-27,-27,-31,-31,-34,-22,-18,-29,-31,-23,-24,-47,-21,-61,-68,-82,0,0,0,0,22,22,22,22,15,8,9,14,8,0,0,-17,0,-16,8,0,0,0,0,-50,-50,-47,-49,-70,-70,-70,-13,-20,-22,-19,-20,-19,0,0,16,14,11,9,22,24,145,56,60,80,72,0,0,0,0,-43,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,0,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12848,-12848,-12849,-12849]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Bg4 11. h3 Bh5 12. Qc2 {The position is equal.} Nxc3 13. Bxc6 (13. bxc3 f6 14. exf6 Qxf6 15. Be2 Na5 16. O-O Bxf3 17. Bxf3 c6 {½-½ (39) Dominguez Perez,L (2763)-Grischuk,A (2759) Khanty-Mansiysk 2019}) 13... Nxa2 14. Bxb7 $146 ({Predecessor:} 14. Rxa2 bxc6 15. Ng5 Bg6 16. Qxc6 f6 17. exf6 Rxf6 {1-0 (32) Stetsko,L (2181)-Kusenkova,N (2112) Minsk 2018}) 14... Nb4 15. Qb3 Rb8 16. Qxb4 Rxb7 17. Nd2 f6 18. exf6 Qxf6 19. O-O Rbb8 20. Nb3 Qg6 21. Qe7 Rf6 22. Qe5 Qf7 (22... Bf3 $5 23. Qh2 Re8 $15) 23. Nc5 Re8 24. Qg3 c6 (24... Bxc5 $1 $17 25. dxc5 a6) 25. Nd3 $11 Be2 26. Ne5 Qh5 27. Rfe1 Bb5 28. Qg4 Qxg4 29. hxg4 Rfe6 30. f4 a5 31. Rad1 a4 32. Bf2 Ba5 33. Re3 Rc8 34. f5 Ree8 35. g5 Bc7 36. g4 {[#]} c5 $1 {[%mdl 512] White must now prevent ...cxd4.} 37. f6 (37. dxc5 Bxe5) 37... Re6 {...cxd4 is the strong threat.} 38. f7+ Kf8 39. g6 hxg6 (39... h6 $15 40. Rc3 Bxe5 41. dxe5 Rxg6) 40. Rh3 $1 {[%cal Rh3h8] Intending Rh8+ and mate.} Bxe5 41. Rh8+ Kxf7 42. Rxc8 cxd4 43. Bxd4 Bc4 (43... Be2 {keeps more tension.} 44. Bc5 g5 45. Rxd5 Bxg4 46. Bd4 Bh2+) 44. Bxe5 Rxe5 {[%mdl 4096] Endgame KRR-KRB} 45. Ra8 Bb5 46. Ra5 Bc6 (46... Bc4 $1 $11) 47. Rf1+ (47. Rc5 $16 Re6 48. Rdc1) 47... Ke7 $14 48. Rc1 {[%mdl 1024] White has compensation.} Bd7 49. Rc7 (49. Ra7 $16 d4 50. Kf2) 49... Kd6 $11 50. Raa7 Bb5 51. Rcb7 Bc6 (51... d4 $5 {[%cal Rd4d3]} 52. Rb8 d3 53. Rd8+ Kc5 54. Rc7+ Kb4 $15) 52. Rxg7 Rg5 53. Kf2 Rxg4 54. Kf3 Rg1 55. Kf2 Rg5 56. Raf7 Ke5 57. Re7+ Kd4 58. Re6 Rf5+ 59. Ke1 Bb5 60. Rgxg6 Rf1+ 61. Kd2 Rf2+ 62. Kc1 Bd3 63. Rg4+ Be4 64. Ra6 Rc2+ 65. Kd1 {And now Rxe4+! would win.} Rc4 66. Rg3 Kc5 67. Ra3 Bc2+ 68. Kd2 Bb3 69. Kd3 Rh4 {aiming for ...Bc4+.} 70. Ra5+ Kb4 71. Ra8 Bc4+ 72. Kd2 Rh2+ 73. Kc1 Bb3 74. Rb8+ Kc4 {Threatens to win with ...d4.} 75. Ra8 $2 {[%mdl 8192] [#]} (75. Rc8+ $11 Kd3 76. Rc3+ Ke2 77. Rcxb3 axb3 78. Rxb3) 75... Kd3 $1 $19 {[%cal Rh2h1]} 76. Rxb3+ axb3 {Accuracy: White = 49%, Black = 62%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.17"]
[White "Kozelov, Roman"]
[Black "Tsolakidou, Stavroula"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2120"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,90,-16,-16,-41,-17,-14,-15,-21,0,0,-8,-12,0,0,0,1,23,23,27,26,23,26,27,-81,-84,-161,-158,-164,-176,-230,-226,-229,-231,-299,-300,-333,-333,-433,-366,-422,-425,-601,-561,-558,-538,-527,-533,-518,-513,-749,-750,-1177,-1181,-1203,-1191,-1108,-1074,-1041,-1015,-1167,-890,-12842,-12843,-12843,-12843,-12844,-12844,-12845,-12845,-29992,-29992,-29993,-29994]} 1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Nc3 Be7 6. O-O d6 7. d4 cxd4 8. Nxd4 O-O 9. Nxc6 bxc6 10. e5 dxe5 11. Bxc6 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} Rb8 12. Qxd8 Rxd8 13. Rd1 {The position is equal.} (13. Re1 Bd6 14. Rb1 Bb4 15. Be3 Bd7 16. Bg2 a6 17. Bf1 Bb5 18. Nxb5 Bxe1 {1-0 (33) Rozentalis,E (2518)-Georgakopoulos,N (2346) Heraklion 2018}) 13... Ba6 (13... Bd7 {with more complications.} 14. Bxd7 Nxd7 15. Kg2 f5 16. Na4 Nc5) 14. Rxd8+ Bxd8 15. Bg2 h5 $146 ({Predecessor:} 15... Ba5 16. Nd1 Be2 17. Ne3 Rd8 18. Bf1 Bf3 {0-1 (44) Nemcova,K (2117)-Muzychuk,A (2383) Heraklio 2004}) 16. Ne4 Nd5 17. b3 f5 18. Nc5 Bc8 19. c4 Nb4 20. Bb2 e4 21. a3 (21. Be5 $11 Rb6 22. f3) 21... Nd3 $17 {[%mdl 64] Overworked Piece} 22. Nxd3 (22. Rd1 $17 {might work better.} Be7 23. Nxd3 Rxb3 {[%mdl 64] Double Attack} 24. Bf1) 22... Rxb3 $19 (22... exd3 23. b4 $16) 23. Bd4 {Black must now prevent Ne5.} exd3 ({Don't take} 23... Rxd3 24. Bxa7 Bf6 25. Rb1 $17) 24. Bxa7 (24. Be3 $142) 24... Bf6 25. Rd1 {[#]} Ba6 $1 ({Don't play} 25... Rxa3 26. Bc5 $17) 26. f4 Rxa3 ({Don't do} 26... Bxc4 27. a4 $17) 27. Be3 Bxc4 28. Bf1 h4 29. Kf2 Kf7 30. Rd2 {[#]} (30. Kg1 $142) 30... h3 $1 31. Bc5 (31. Bxh3 Bc3) 31... Ra1 32. Bxd3 Bxd3 33. Rxd3 {[%mdl 4096] Endgame KRB-KRB} Rh1 34. Kf3 Rxh2 35. Rd7+ Kg6 36. Rd1 Rc2 37. Be3 Rc3 38. Kf2 Kh5 39. Kf3 Be7 40. Rd7 Bc5 41. Rxg7 Rxe3+ 42. Kf2 Ra3+ 43. Ke2 h2 {( -> ...Kh6)} 44. Rg5+ Kh6 45. Rg8 Kh7 {Accuracy: White = 32%, Black = 81%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.18"]
[White "Ynojosa Aponte, Felix Jose"]
[Black "Xu, Grant"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2403"]
[BlackElo "2228"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,69,-5,23,-13,2,-15,-10,-13,-6,-16,-6,-29,-29,-65,-59,-93,-93,-94,-92,-104,-98,-108,-24,-33,-32,-18,-18,-44,147,145,148,159,147,164,154,162,163,136,358,429,757,565,775,483,29983,29984,29984,29985,29985,29986,29986,29987,5622,796,800,795,836,824,809,776,792,775]} 1. c4 e5 2. Nc3 Bb4 3. e3 Bxc3 4. bxc3 d6 5. d4 Nc6 6. Ne2 $146 {A21: English Opening: 1...e5 2 Nc3} ({Predecessor:} 6. Bd3 Nf6 7. Ne2 e4 8. Bc2 O-O 9. Ng3 Re8 10. O-O Na5 11. f3 exf3 12. Qxf3 {1-0 (43) Moskalenko,V (2520)-Peek,M (2405) Barcelona 2003}) 6... Nge7 7. Ng3 O-O 8. Be2 {The position is equal.} f5 9. O-O b6 10. f4 e4 $1 11. d5 Na5 12. c5 dxc5 13. c4 Ba6 14. Qc2 c6 15. dxc6 Naxc6 (15... Nexc6 $17 {...Nb4 is the strong threat.} 16. Ba3 Nb4 17. Bxb4 cxb4) 16. Bb2 $11 Qc7 17. Nh5 Rf7 18. Qc3 {[%cal Rh5g7]} Rd8 $2 (18... Ng6 $1 $15 {stays ahead.}) 19. Nxg7 $16 Nd4 20. exd4 cxd4 21. Qa3 {And now Ne6 would win.} Rxg7 22. Qxa6 Ng6 23. c5 d3 $2 (23... bxc5 $16 {was necessary.} 24. Bc4+ Kh8) 24. Bd1 $18 Nxf4 (24... Qxc5+ $142 25. Kh1 Qe7 26. Bb3+ Rf7) 25. Bb3+ Kf8 26. Rxf4 Rxg2+ (26... Qxf4 $18 27. Rf1 (27. cxb6 Rxg2+ 28. Kxg2 Qg4+ 29. Kh1 Qf3+ 30. Kg1 Qg4+ 31. Kh1 Qf3+ 32. Kg1 Qe3+ 33. Kh1 Qf3+ $11) 27... Qg5 28. Bxg7+ Kxg7 29. Qxa7+ Kh8 30. cxb6 (30. Qxb6 e3 $18) 30... Qe3+ 31. Kh1 Qc5) 27. Kxg2 Qxf4 {[#]} 28. Rf1 $1 Qg4+ {[#]} 29. Kh1 $1 Qh3 {[#]} 30. Rf2 {Played: Rf1-f4} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.19"]
[White "Vigorito, David"]
[Black "Narayanan, Samrug"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2368"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,137,11,14,22,13,4,13,7,49,34,105,92,95,95,106,108,106,100,100,102,100,98,98,98,98,98,98,95,97,83,98,101,117,119,194,194,177,186,194,181,212,147,212,154,212,164,282,141,329,277,392,388,383,389,599,586,777,677,972,1004,993,959,931,895,1041,999,925,520,587,587,867,861,743,406,549,387,618,613,689,689,702,606,584,578,598,575,689,606,558,535,868,689,1029,479,867,689,649,500,989,989,989,988,895,979,886,604,861,613,595,589,1674,1781,1835,1401,2082,1258,29984,29985,29979,2429,29993,29994,29994,29995]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 b6 {[%cal Bb7b6,Bb6b5][%mdl 32]} 9. Rd1 {E11: Bogo-Indian} Ba6 10. Ne5 Qc8 11. Nc3 {The position is equal.} b5 $146 ({Predecessor:} 11... Nbd7 12. Rac1 Nxe5 13. dxe5 Nd7 14. cxd5 cxd5 15. Bf4 g5 16. Bxd5 exd5 17. Nxd5 {1-0 (36) Ponomariov,R (2734)-Kramnik,V (2790) Dortmund 2010}) 12. c5 Bb7 ({Black should play} 12... b4 $14) 13. b4 $16 Nbd7 14. Nd3 Bd8 15. a4 a6 16. Bf4 Bc7 17. Bxc7 Qxc7 18. f4 Ng4 {With the idea ...Ne3.} 19. Qd2 f5 20. e3 Ngf6 21. Ne2 Rfb8 22. Ra2 Nf8 23. Rda1 Ng6 24. Ne5 Nxe5 (24... Nh8 $16 25. Nc1 Nf7) 25. dxe5 $18 ({Resist} 25. fxe5 $6 Ne4 $16) 25... Ne8 26. Nd4 Qc8 27. Bf1 Nc7 28. Bd3 g6 (28... bxa4 $16 29. Rxa4 Nb5) 29. Kh1 Kh8 (29... bxa4 $16 {was worth a try.} 30. Rxa4 Nb5) 30. g4 Qd7 (30... bxa4 $142 31. Rxa4 Qf8) 31. Qc3 (31. a5 $1 $18) 31... Qg7 $2 (31... bxa4 $16 32. Rxa4 Qe7) 32. Rg2 fxg4 (32... Qd7 $142 33. a5 Rg8) 33. a5 Rg8 34. Rxg4 Qd7 (34... Bc8 {is a better defense.} 35. Nxc6 Bb7) 35. Rag1 Rg7 36. Qe1 Rag8 37. Rh4 {Played: Qe1-h4} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "3.20"]
[White "Talukdar, Rohan"]
[Black "Chen, Benjamin"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2343"]
[BlackElo "2046"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,72,48,60,40,37,38,29,36,68,45,44,51,82,38,55,41,74,74,71,53,97,91,117,108,137,133,198,163,202,206,200,202,243,234,236,239,368,368,344,358,331,91,370,389,375,372,359,386,341,368,419,412,602,604,757,752,1272,1260,1265,1265,29999]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 Nh6 6. Bd3 O-O 7. O-O f6 8. exd5 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} cxd5 9. Ne2 Nc6 10. c4 {White has an edge.} Nf7 11. Nc3 dxc4 12. Bxc4 Kh8 $146 ({Predecessor:} 12... Na5 13. Be2 Bd7 14. d5 e5 {1-0 (84) Quparadze,G (2493)-Paichadze,L (2580) Tbilisi 2019}) 13. d5 Nce5 14. Nxe5 Nxe5 15. Bb3 Bf5 16. Bf4 Nd3 17. Be3 Qc8 18. Qe2 {And now g4 would win.} Ne5 {and if ...Bd3 works, Black does fine.} 19. Rad1 a6 (19... Bd7 $16 20. Rc1 Qd8) 20. Na4 Qd8 21. Nb6 {Strongly threatening f4.} Rb8 22. Rfe1 Qd6 23. f4 Nd7 24. Nc4 Qc7 (24... Qb4 $142 25. Bd4 b5) 25. d6 $18 exd6 26. Nxd6 Nc5 27. Nf7+ $2 {[#]} (27. Bxc5 $18 {and White stays clearly on top.} Qxc5+ 28. Kh1) 27... Kg8 $2 {[%mdl 8192]} (27... Rxf7 $16 28. Bxf7 Nd3) 28. Rc1 b6 29. Nd6+ Kh8 30. Bxc5 bxc5 31. Qe7 ({Worse is} 31. Qxa6 Rb6 $11) 31... Qb6 32. Kh1 Ra8 (32... Qc6 $142 33. Nxf5 gxf5 34. Rxc5 Qe8) 33. Nf7+ Kg8 34. Ng5+ Kh8 {[#]} 35. Qxg7+ $1 {[%mdl 576] Clearance} Kxg7 36. Re7+ Kh8 37. Rxh7# {Accuracy: White = 67%, Black = 21%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.1"]
[White "Lenderman, Aleksandr"]
[Black "Jacobson, Brandon"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2638"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,87,25,9,35,40,37,28,40,20,25,13,17,0,0,0,-4,-16,-10,-43,0,0,0,0,45,67,156,149,143,139,245,238,281,295,271,290,276,296,302,263,249,196,200,186,237,237,248,248,250,248,288,234,272,273,334,318,568,539,533,509,580,580,569,571,564,553,556,541,1041,1022,1011,986,903,702,942,913,806,795]} 1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. d4 Bg7 6. O-O O-O 7. d5 Na6 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} 8. Nc3 Nc5 9. Nd4 e5 {White has an edge.} (9... a5 10. e4 e5 11. Nc2 d6 12. b3 Bc8 13. Rb1 Bd7 14. a3 a4 15. b4 {0-1 (38) Vidit,S (2707)-Rapport,R (2736) Hengshui 2019}) 10. Nc2 a5 11. b3 Ne8 12. Be3 $146 ({Predecessor:} 12. e4) 12... f5 13. Qd2 f4 14. Bxc5 bxc5 15. d6 e4 16. dxc7 Nxc7 17. Rad1 d5 18. cxd5 {Black must now prevent d6.} e3 (18... f3 $14 19. exf3 exf3) 19. fxe3 $16 fxg3 20. hxg3 Be5 (20... Rxf1+ $16 21. Rxf1 Qg5) 21. Rf4 $18 g5 22. Rxf8+ Qxf8 23. Rf1 Qh6 24. Ne4 Rd8 25. Rf5 Rxd5 {[#]} 26. Nf6+ $1 {[%mdl 512]} Bxf6 27. Bxd5+ ({Don't take} 27. Rxd5 $6 Bxd5 28. Bxd5+ Kg7 $16) 27... Bxd5 (27... Nxd5 $142 28. Rxd5 Qg6) 28. Rxd5 Nxd5 29. Qxd5+ {[%mdl 64] Double Attack} Kg7 30. Qxc5 Qg6 31. Kf2 Qe4 32. Nd4 Kg6 33. Qc4 ({Less strong is} 33. Qxa5 Bxd4 34. exd4 Qxd4+ 35. Kf3 g4+ 36. Kg2 Qe4+ 37. Kf2 Qd4+ 38. Kf1 h5 $18) 33... Qb7 $2 (33... h5 {was called for.} 34. a3 h4) 34. Qc2+ {White is clearly winning.} Kg7 35. Nf5+ Kg8 36. Qc4+ Kf8 37. Qc5+ Kg8 38. Qxa5 Qh1 39. Qb5 {[%cal Rb5e8]} Kf7 40. Qb7+ {[%mdl 64] [#] Decoy} Qxb7 41. Nd6+ {[%mdl 64] Double Attack} Ke6 42. Nxb7 Kd5 43. g4 Bc3 44. Kf3 {Accuracy: White = 74%, Black = 42%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.2"]
[White "Chandra, Akshat"]
[Black "Korley, Kassa"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2524"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,91,35,45,27,49,43,62,34,56,50,107,107,90,79,86,69,128,99,91,85,111,108,118,120,115,86,181,156,315,312,299,312,501,449,507,500,499,495,476,457,556,555,555,553,545,538,525,525,841,776,1149,960,965,962,624,624,606,554,1093,1043,1160,1149,940,726,1545,1498,5664,5631,12840,5322]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. b3 Re8 9. e4 exd4 10. Nxd4 Nc5 11. f3 c6 12. Be3 a5 13. Qd2 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} (13. Qc2 Qe7 14. Rad1 Nfd7 15. Rfe1 Nb6 16. Bf1 Nbd7 17. h3 Na6 18. Bg2 Ndc5 19. a3 Bd7 20. Kh2 Nc7 {1-0 (74) Van Oosterom,J (2779)-Soberano,J (2607) ICCF email 2006}) 13... Nfd7 14. Rad1 Qe7 $146 ({Predecessor:} 14... Ne5 15. Nde2 Ned3 16. Kh1 Be6 17. Nd4 Qe7 18. Bg1 a4 19. f4 axb3 20. axb3 Ra3 {0-1 (57) Zhao,X (2505)-Martinez,A (2234) Teheran 2017}) 15. Nde2 {White is slightly better.} Bf8 16. h3 Ne5 (16... Nb6 $14) 17. Bxc5 $16 dxc5 18. f4 Nd7 19. e5 f5 ({Black should play} 19... f6 $14) 20. g4 Nb6 21. gxf5 Bxf5 {[#]} 22. Ng3 $1 Be6 23. Nce4 {Strongly threatening Nd6.} Red8 24. Qf2 Kh8 (24... Rxd1 $16 {was necessary.} 25. Rxd1 a4) 25. Nd6 Nc8 $2 (25... a4 $16 26. Nge4 (26. Qxc5 Nc8 $16) 26... Nd7) 26. f5 $18 ({Inferior is} 26. Qxc5 Nxd6 27. exd6 Rxd6 $11) 26... Bg8 {[%cal Rc8d6]} 27. f6 ({Not} 27. Qxc5 Nxd6 28. f6 (28. Rxd6 Rxd6 29. Qxd6 Qxd6 $11) 28... Qc7 $11) 27... Qxe5 $2 {[#]} (27... Qc7 28. Nge4 Nxd6) 28. Nf7+ $1 {[%mdl 576] Discovered Attack. White is clearly winning.} Bxf7 29. Rxd8 Nb6 30. Rfd1 Kg8 31. Ne4 Rxd8 32. Rxd8 Qc7 33. Qd2 Nd5 34. Rxf8+ Kxf8 35. cxd5 cxd5 36. Ng5 {Qe3 would kill now.} Qg3 37. Nxf7 Kxf7 38. Qxd5+ {[%mdl 64] Double Attack} Kxf6 39. Qf3+ Qxf3 40. Bxf3 {[%mdl 4096] Endgame KB-KP} b5 41. Kf2 Kg5 42. Bc6 Kh4 43. Kg2 b4 44. Bd7 h5 45. Kf3 g5 46. Ke4 {Accuracy: White = 68%, Black = 31%.} (46. Be6 $142 g4+ 47. hxg4) 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.3"]
[White "Bajarani, Ulvi"]
[Black "Peng, Shunkai"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2468"]
[BlackElo "2315"]
[Annotator "RC"]
[PlyCount "101"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:03:07]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:47]} 3. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:54]} 4. g3 {[%emt 0:00:00]} Be7 {[%emt 0:00:53]} 5. Bg2 {[%emt 0:00:00]} O-O {[%emt 0:00:56]} 6. Nc3 {[%emt 0:00:03]} c6 {[%emt 0:05:27]} 7. O-O {[%emt 0:00:12]} b6 {[%emt 0:01:31]} 8. Bf4 {[%emt 0:02:51]} Nh5 {[%emt 0:09:09]} 9. Bd2 {[%emt 0:05:33]} Nf6 {[%emt 0:02:57]} 10. Bf4 {[%emt 0:01:01]} Nh5 {[%emt 0:03:40]} 11. Be3 {[%emt 0:00:24]} Nf6 {[%emt 0:05:41]} 12. Ne5 {[%emt 0:00:12]} Bb7 {[%emt 0:00:42]} 13. Rc1 {[%emt 0:06:25]} Nbd7 {[%emt 0:02:30]} 14. cxd5 {[%emt 0:05:06]} Nxe5 {[%emt 0:03:01]} 15. dxe5 {[%emt 0:00:25]} Nxd5 {[%emt 0:00:16]} 16. Nxd5 {[%emt 0:00:32]} cxd5 {[%emt 0:00:44]} 17. Qa4 {[%emt 0:02:36]} Qe8 {[%emt 0:06:27]} 18. Qxe8 {[%emt 0:00:44]} Rfxe8 {[%emt 0:00:25]} 19. Rc7 {[%emt 0:02:55]} Ba6 {[%emt 0:04:16]} 20. Bf3 {[%emt 0:00:17]} Kf8 {[%emt 0:01:07]} 21. Rfc1 {[%emt 0:03:49]} Rec8 {[%emt 0:00:32]} 22. h4 {[%emt 0:02:29]} Bd8 {[%emt 0:02:55]} 23. R7c3 {[%emt 0:00:54]} Rxc3 {[%emt 0:01:54]} 24. Rxc3 {[%emt 0:00:07]} Bb7 {[%emt 0:00:13]} 25. Bd4 {[%emt 0:04:26]} Ke8 {[%emt 0:02:14]} 26. h5 {[%emt 0:01:29]} Kd7 {[%emt 0:04:40]} 27. e3 {[%emt 0:00:12]} a5 {[%emt 0:15:43]} 28. Bd1 {[%emt 0:01:50]} b5 {[%emt 0:05:38]} 29. Be2 {[%emt 0:03:03]} Ba6 {[%emt 0:00:40]} 30. Rc5 {[%emt 0:06:18]} b4 {[%emt 0:02:23]} 31. Bd1 {[%emt 0:00:16]} Bb6 {[%emt 0:03:32]} 32. Ba4+ {[%emt 0:00:29]} Kd8 {[%emt 0:00:11]} 33. Rc6 {[%emt 0:07:38]} Bxd4 {[%emt 0:01:22]} 34. exd4 {[%emt 0:00:08]} Bc8 {[%emt 0:00:10]} 35. f4 {[%emt 0:01:08]} Ra6 {[%emt 0:00:48]} 36. Rc5 {[%emt 0:01:46]} Bd7 {[%emt 0:01:47]} 37. Bxd7 {[%emt 0:02:35]} Kxd7 {[%emt 0:00:01]} 38. Kf2 {[%emt 0:00:18]} Rc6 {[%emt 0:02:58]} 39. Rxc6 {[%emt 0:00:13]} Kxc6 {[%emt 0:00:01]} 40. g4 {[%emt 0:00:28]} Kb5 {[%emt 0:08:46]} 41. b3 {[%emt 0:00:15]} Kc6 {[%emt 0:00:12]} 42. Kg3 {[%emt 0:00:38]} Kd7 {[%emt 0:00:22]} 43. Kh4 {[%emt 0:00:11]} h6 {[%emt 0:06:19]} 44. g5 {[%emt 0:00:19]} Ke7 {[%emt 0:01:14]} 45. Kg4 {[%emt 0:00:07]} Kf8 {[%emt 0:01:03]} 46. f5 {[%emt 0:00:27]} Kg8 {[%emt 0:01:47]} 47. Kf4 {[%emt 0:01:12]} hxg5+ {[%emt 0:00:43]} 48. Kxg5 {[%emt 0:00:16]} Kh7 {[%emt 0:00:43]} 49. f6 {[%emt 0:00:19]} Kg8 {[%emt 0:00:37]} 50. fxg7 {[%emt 0:00:09]} Kxg7 {[%emt 0:00:21]} 51. h6+ {[%emt 0:00:05]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.4"]
[White "Grabinsky, Aaron"]
[Black "Hilby, Craig"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2363"]
[BlackElo "2434"]
[Annotator "NA"]
[PlyCount "47"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 {[%emt 0:04:11]} Nf6 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:04]} b5 {[%emt 0:00:00]} 3. Na3 {[%emt 0:00:04]} a6 {[%emt 0:02:06]} 4. c4 {[%emt 0:00:05]} b4 {[%emt 0:02:02]} 5. Nc2 {[%emt 0:00:06]} a5 {[%emt 0:03:07]} 6. Bg2 {[%emt 0:00:21]} Bb7 {[%emt 0:00:21]} 7. O-O {[%emt 0:00:18]} g6 {[%emt 0:05:29]} 8. b3 {[%emt 0:06:58]} Bg7 {[%emt 0:00:10]} 9. Bb2 {[%emt 0:00:05]} c5 {[%emt 0:03:30]} 10. a3 {[%emt 0:03:24]} Na6 {[%emt 0:02:57]} 11. axb4 {[%emt 0:02:01]} axb4 {[%emt 0:00:20]} 12. d3 {[%emt 0:03:39]} O-O {[%emt 0:01:23]} 13. e4 {[%emt 0:02:07]} d6 {[%emt 0:01:56]} 14. Nd2 {[%emt 0:06:45]} Qb6 {[%emt 0:03:49]} 15. Re1 {[%emt 0:03:24]} Nc7 {[%emt 0:01:28]} 16. Qe2 {[%emt 0:02:44]} Nd7 {[%emt 0:02:04]} 17. Bxg7 {[%emt 0:00:41]} Kxg7 {[%emt 0:00:25]} 18. f4 {[%emt 0:02:02]} Rxa1 {[%emt 0:07:09]} 19. Rxa1 {[%emt 0:00:07]} Ra8 {[%emt 0:00:06]} 20. Rxa8 {[%emt 0:01:04]} Bxa8 {[%emt 0:00:09]} 21. Qe1 {[%emt 0:00:42]} Qa7 {[%emt 0:00:29]} 22. Qb1 {[%emt 0:01:18]} e5 {[%emt 0:04:33]} 23. Qb2 {[%emt 0:01:53]} f6 {[%emt 0:00:48]} 24. Bh3 {[%emt 0:02:00]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.5"]
[White "Tsolakidou, Stavroula"]
[Black "Ali Marandi, Cemil Can"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2403"]
[BlackElo "2537"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,56,22,38,31,29,34,48,35,43,41,41,33,42,30,36,37,41,26,56,50,41,47,93,78,94,90,90,89,90,106,100,84,94,61,90,0,0,-301,-301,-301,-301,-301,-301,-294,-293,-5339,-2877,-2064,-2035]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nh6 5. O-O O-O 6. Nbd2 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Nf5 7. c3 Nd6 8. Re1 {White is slightly better.} f5 (8... Bf5 9. Nh4 c6 10. Nxf5 gxf5 11. Nb3 Nd7 12. Bf4 Nf6 13. Nc5 b6 {1-0 (40) Pantsulaia,L (2587)-Short,N (2659) Abu Dhabi 2018}) 9. Ne5 e6 10. Ndf3 Ne4 11. h4 Nd7 $146 ({Predecessor:} 11... Bd7 12. Bf4 Be8 13. Qc1 h5 {0-1 (61) Balasubramaniun,R (2328)-Shyam,S (2194) Chennai 2006}) 12. Nxd7 Bxd7 13. Bf4 h6 14. Qc1 $36 {[%mdl 2048] White has some pressure.} Kh7 $1 15. Be5 g5 16. Bxg7 Kxg7 17. hxg5 hxg5 18. Ne5 Be8 19. Bxe4 dxe4 20. f3 f4 21. fxe4 {Threatens to win with Rf1.} Bc6 22. Qc2 (22. Rf1 $16) 22... Qf6 $11 23. Kg2 $2 {[%mdl 8192]} (23. Nxc6 Rh8 $17) (23. Qd3 $11 {and White is okay.}) 23... fxg3 $19 24. Rf1 Qh6 {[%csl Gg3][%cal Rh6h2] [#]} 25. Rh1 Rf2+ ({Don't go for} 25... Qf6 $2 26. Raf1 $18) 26. Kxg3 Qf6 27. Qd2 $2 (27. Nf3 Qxf3+ 28. exf3 Rxc2 29. Rh2 Rxh2 30. Kxh2) 27... Bxe4 {( -> ...Rg2+)} 28. Rag1 {[#]} Rxe2 $1 {[%mdl 512] Accuracy: White = 76%, Black = 75%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.6"]
[White "Ynojosa Aponte, Felix Jose"]
[Black "Tang, Andrew"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2403"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,130,3,30,27,30,24,18,8,12,8,19,-21,0,0,9,10,83,72,76,86,78,69,81,77,81,53,54,0,0,0,0,0,51,53,69,74,127,77,69,70,110,107,96,72,114,45,52,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-482,-475,-429,0,-211,-227,-284,-264,-350,-249,-855,-801,-841,-825,-12829,-12797,-12839,-12839,-12840,-12839,-12837,0,-515,-456,-12833,-2296,-6295,-2424,-12840,-12840,-12841,-12841,-12841,-12842,-12842,-12843,-12843,-12843,-12844,-12844,-12845,-12845,-12845,-12846,-12846,-12847,-12847,-12847,-12850,-12847,-12847,-12847,-12850,-29982,-12851,-27999]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Nc3 d6 6. a4 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} g5 (6... g6 7. a5 Bg7 8. O-O O-O 9. h3 a6 10. Re1 Re8 11. Nd5 Nxd5 12. Bxd5 Be6 13. c4 Bxd5 14. cxd5 {0-1 (40) Jobava,B (2707)-Ivanchuk,V (2738) Leuven 2017}) 7. a5 $146 ({Predecessor:} 7. Ne2 g4 8. Nd2 d5 9. exd5 Nxd5 10. Ne4 Be7 11. O-O f5 12. N4c3 Be6 {1-0 (33) Movsesian,S (2627)-Lomasov,S (2559) Skopje 2019}) 7... a6 8. Nd5 {The position is equal.} Nxd5 9. Bxd5 Qf6 10. h4 {[%cal Rh4g5]} Bg4 11. c3 gxh4 12. Qb3 Nd8 (12... O-O-O $11 {remains equal.}) 13. Nxh4 $16 (13. Bxb7 $2 Rb8 $19) 13... h5 14. g3 (14. Bxb7 Rb8 $17) 14... Rg8 15. Be3 Bh6 16. Bxh6 Qxh6 17. Nf5 Qf6 18. Bxb7 (18. d4 $14) 18... Nxb7 $11 (18... Rb8 $5 19. Qa4+ $8 Kf8 20. Bxa6 Rxb2 $16) 19. Qxb7 {[%mdl 64] Double Attack} Kd7 {Threatening ...Rab8.} 20. b4 Rgb8 (20... Bxf5 $11 21. exf5 Qxf5) 21. Qd5 $14 c6 22. Qa2 d5 ({Black should try} 22... Bxf5 23. exf5 Qxf5) 23. Qd2 Bxf5 24. exf5 Qxf5 25. Qe2 Rh8 26. Rh4 Rab8 27. O-O-O (27. Qe3 $16) 27... c5 28. Qa2 (28. Rdh1 $1 $14) 28... Qf3 29. bxc5 {Threatens to win with Re4!} Rb5 30. Rb4 {Rxb5 is the strong threat.} Rxc5 31. Qa4+ Ke7 32. Rb7+ Kf6 $1 33. Qd7 $1 {[%cal Rd7f7]} (33. Qb4 Rhc8 $17) 33... Kg7 34. Qe7 Rxc3+ {[%mdl 64] Double Attack} 35. Kb2 Rhc8 36. Qxe5+ {[#]} Kg6 $1 {[%mdl 512]} 37. Rd2 R3c6 ({Not} 37... Rxd3 $2 38. Rxd3 (38. Rb6+ f6 $11) 38... Qxf2+ 39. Ka3 $18) 38. Rb4 $2 {[%mdl 8192]} (38. Rb6 $11) 38... Qh1 $1 $19 {[%cal Rh1c1]} 39. Ka2 Re6 $2 (39... f6 $19 40. Qd4 Rc5) 40. Qd4 $2 (40. Rb6 $11 {and White is okay.} Rxb6 41. axb6) 40... Qc1 41. Rdb2 Rc5 42. Ra4 Re1 $40 {[%mdl 128] Black wants a kill.} 43. f4 $2 (43. Qh8 Rc8 44. Qd4 (44. Rb6+ $2 Re6 $19)) 43... Rc2 44. f5+ Kh7 45. Kb3 Ree2 {[%cal Rc2b2]} 46. Raa2 Rxb2+ 47. Rxb2 {[%mdl 4096] Endgame KQR-KQR} Qd1+ 48. Ka2 {[#]} Re7 $2 ({Better is} 48... Re4 $1 $19 {[%cal Re4d4][%mdl 512]} 49. Qxe4 (49. dxe4 Qxd4) 49... dxe4 50. dxe4 Qa4+ {[%mdl 64] Double Attack} 51. Kb1 Qxe4+ {[%mdl 64] Double Attack} 52. Ka2 Qxf5) 49. Qb4 $2 {[%mdl 8192]} (49. Rb8 $11 {and White stays safe.} Re2+ 50. Ka3 Qc1+ 51. Rb2) 49... Re1 50. Qd4 {[#]} (50. Qf4 $142 Qxd3 51. Qc7 Qxf5 52. Qc3) 50... Qa1+ (50... Re4 $142 $1 {[%mdl 512]} 51. Qxe4 (51. dxe4 Qxd4) 51... dxe4 52. dxe4 Qa4+ {[%mdl 64] Double Attack} 53. Kb1 Qxe4+ {[%mdl 64] Double Attack} 54. Ka2 Qxf5) 51. Kb3 Rb1 52. Qf6 Rxb2+ 53. Qxb2 Qxb2+ 54. Kxb2 {KP-KP} Kh6 55. Kc3 Kg5 56. Kd4 {[#]} Kg4 $1 {[%cal Rg4g3]} 57. Kxd5 Kxg3 {K3P-K3P} 58. Kd6 h4 59. f6 h3 60. Ke7 h2 61. Kxf7 h1=Q 62. Kg7 Qd5 {( -> ...Qg5+)} 63. f7 Qg5+ 64. Kf8 Qxa5 65. d4 Qd8+ {[%mdl 64] Double Attack. Accuracy: White = 50%, Black = 67%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.7"]
[White "Iotov, Valentin"]
[Black "Wheeler, Cameron"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2516"]
[BlackElo "2383"]
[Annotator "ChessBase"]
[PlyCount "75"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. c4 {[%emt 0:02:24]} e5 {[%emt 0:01:19]} 2. Nc3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:12]} 3. g3 {[%emt 0:00:24]} g6 {[%emt 0:00:31]} 4. Bg2 {[%emt 0:00:04]} Bg7 {[%emt 0:00:06]} 5. e4 {[%emt 0:00:10]} d6 {[%emt 0:00:42]} 6. Nge2 {[%emt 0:00:07]} f5 {[%emt 0:00:21]} 7. d3 {[%emt 0:00:17]} Nf6 {[%emt 0:00:15]} 8. O-O {[%emt 0:00:13]} O-O {[%emt 0:00:32]} 9. Nd5 {[%emt 0:00:15]} Nxd5 {[%emt 0:01:07]} 10. cxd5 {[%emt 0:00:03]} Ne7 {[%emt 0:00:06]} 11. Bg5 {[%emt 0:00:05]} h6 {[%emt 0:03:25]} 12. Be3 {[%emt 0:00:03]} c6 {[%emt 0:03:58]} 13. dxc6 {[%emt 0:00:26]} bxc6 {[%emt 0:00:06]} 14. Rc1 {[%emt 0:00:12]} Rb8 {[%emt 0:10:21]} 15. b3 {[%emt 0:08:06]} Kh7 {[%emt 0:16:23]} 16. Qd2 {[%emt 0:07:06]} c5 {[%emt 0:01:27]} 17. f4 {[%emt 0:03:43]} exf4 {[%emt 0:01:28]} 18. Nxf4 {[%emt 0:00:19]} fxe4 {[%emt 0:04:49]} 19. dxe4 {[%emt 0:06:34]} Rb6 {[%emt 0:15:17]} 20. Rfd1 {[%emt 0:14:44]} Bg4 {[%emt 0:02:13]} 21. Bxc5 {[%emt 0:00:57]} Bxd1 {[%emt 0:01:55]} 22. Rxd1 {[%emt 0:01:13]} dxc5 {[%emt 0:09:25]} 23. Qxd8 {[%emt 0:00:02]} Rxd8 {[%emt 0:00:07]} 24. Rxd8 {[%emt 0:00:03]} Nc6 {[%emt 0:00:13]} 25. Rd7 {[%emt 0:01:30]} Ne5 {[%emt 0:00:06]} 26. Rxa7 {[%emt 0:00:25]} c4 {[%emt 0:00:06]} 27. Nd5 {[%emt 0:01:09]} cxb3 {[%emt 0:00:10]} 28. axb3 {[%emt 0:00:10]} Rxb3 {[%emt 0:00:07]} 29. Nf6+ {[%emt 0:30:24]} Kh8 {[%emt 0:00:03]} 30. Ra8+ {[%emt 0:00:48]} Bf8 {[%emt 0:00:06]} 31. Rxf8+ {[%emt 0:17:24]} Kg7 {[%emt 0:00:35]} 32. Nh7 {[%emt 0:00:11]} Rb1+ {[%emt 0:04:30]} 33. Rf1 {[%emt 0:05:47]} Rxf1+ {[%emt 0:00:06]} 34. Bxf1 {[%emt 0:00:16]} Kxh7 {[%emt 0:00:12]} 35. Kf2 {[%emt 0:00:24]} Kg7 {[%emt 0:00:13]} 36. Ke3 {[%emt 0:00:40]} Kf6 {[%emt 0:00:40]} 37. Kd4 {[%emt 0:01:07]} Ke6 {[%emt 0:00:15]} 38. Be2 {[%emt 0:03:16]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.8"]
[White "Ringoir, Tanguy"]
[Black "Sarkar, Justin"]
[Result "1-0"]
[ECO "D26"]
[WhiteElo "2501"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,61,33,26,27,34,33,18,18,38,36,32,7,52,46,70,52,53,39,56,47,68,56,93,91,110,82,81,62,137,139,210,177,253,279,276,315,295,321,302,302,308,308,279,247,575,571,523,408]} 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. c4 dxc4 5. Bxc4 a6 6. O-O b5 7. Bd3 Bb7 8. a4 b4 9. Nbd2 {D26: Queen's Gambit Accepted: 4 e3 e6 5 Bxc5 c5 sidelines} c5 10. Nc4 (10. Qe2 Nc6 11. dxc5 Bxc5 12. Rd1 O-O 13. Nb3 Bd6 14. e4 Qc7 15. Bg5 Ng4 16. h3 Nge5 {1-0 (28) Ragger,M (2698)-Guliyev,N (2579) Berlin 2015}) 10... Nbd7 11. Qe2 {The position is equal.} Be7 12. Rd1 cxd4 13. exd4 O-O 14. a5 {[#]} Bxf3 $146 ({Predecessor:} 14... h6 15. Bf4 Nd5 16. Bg3 N7f6 17. Nfd2 Ra7 {1-0 (58) Hernandez Carmenates,H (2524)-Tazbir,M (2516) Las Vegas 2015}) 15. Qxf3 Nd5 16. g3 Qc7 17. h4 Rad8 18. Bg5 Bxg5 19. hxg5 $40 {[%mdl 128] White wants a kill.} g6 20. Rac1 Nb8 21. Ne5 Qe7 (21... Qxa5 $14 22. Be4 f6) 22. Qg4 $16 Rc8 (22... Qd6 $16 23. Qh4 Nd7) 23. Be4 {[#] Threatens to win with Rxc8.} Rxc1 (23... f5 {keeps fighting.} 24. gxf6 Nxf6) 24. Rxc1 $18 Nd7 25. Nc6 Qd6 {With the idea ...f5.} 26. Bxd5 exd5 27. Qf4 Qe6 28. Nxb4 f6 29. Qf3 Qe4 $2 {[#]} (29... fxg5 {is a better chance.} 30. Qxd5 Qxd5 31. Nxd5 Nb8) 30. Qxe4 dxe4 31. Rc7 {Accuracy: White = 76%, Black = 51%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.9"]
[White "Wang, Tianqi"]
[Black "Karthik Venkataraman"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2314"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "175"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,175,3,0,12,0,16,4,8,0,6,0,0,-1,12,0,0,-6,0,-33,-14,-27,-21,-25,-9,-13,0,-18,-11,-11,0,-20,0,-10,-9,-17,0,-10,0,-25,0,-10,0,-6,-8,-1,-8,-10,-7,-15,0,0,5,0,0,0,41,10,10,-138,-139,-135,-133,-140,-139,-141,-136,-135,-131,-132,-127,-187,-181,-184,-195,-195,-177,-195,-193,-191,-188,-217,-193,-176,-100,-100,-86,-85,-89,-118,-125,-122,-84,-130,-130,-125,0,-47,-48,-169,-175,-152,-118,-245,-237,-214,-216,-195,-66,-103,-60,-131,-114,-121,-98,-121,-109,-113,-117,-165,-165,-145,-145,-253,-237,-256,-199,-183,-147,-104,0,0,0,0,0,-123,-106,-129,-120,-404,-397,-393,-391,-383,-364,-347,-342,-514,-464,-409,-201,-339,-331,-324,-297,-288,-43,-33,0,0,0,0,0,0,0,0,135,-2031]} 1. Nf3 Nf6 2. c4 b6 3. b3 Bb7 4. e3 e6 5. Bb2 c5 6. Be2 Be7 {A30: Symmetrical English: Double Fianchetto and Hedgehog} 7. d3 (7. d4 cxd4 8. Nxd4 O-O 9. O-O d6 10. Bf3 Qc8 11. Nc3 Nbd7 12. Qe2 a6 13. Rad1 Rd8 14. Bxb7 Qxb7 15. e4 Rac8 16. f4 Nc5 17. Rfe1 {½-½ (52) Grischuk,A (2772)-Yu,Y (2751) Huaian 2017}) 7... d6 8. Nbd2 Nbd7 {The position is equal.} 9. a3 $146 ({Predecessor:} 9. Nf1 d5 10. Ng3 Qc7 11. Rc1 dxc4 12. bxc4 {1-0 (43) Abatzidis,S (2011)-Sarmadi,A (1987) Lefkosia 2010}) 9... a6 10. O-O O-O 11. Rc1 Ra7 12. Rc2 Qa8 13. Qb1 Rb8 14. Rd1 Bc6 15. Qa1 b5 16. Rb1 h6 17. Rcc1 Bf8 18. Bf1 Rc8 19. h3 Rb7 20. Qa2 Qb8 21. Ba1 Be7 22. Re1 Rd8 23. Rbc1 Rc8 24. Red1 Bd8 25. Bc3 Nb6 26. Re1 bxc4 27. bxc4 Na4 28. Ba1 Ba5 29. Qc2 Nd7 30. Be2 Qa8 31. Red1 Rcb8 32. Rb1 $1 Nab6 {[%cal Ba4b6,Bb6c8,Bc8e7,Be7c6][%mdl 32]} 33. Nb3 Ba4 34. Rf1 (34. Qb2 $11 f6 35. Nxa5 Nxc4 36. Qxb7 Rxb7 37. Nxb7 Bxd1 38. Rxd1 (38. Bxd1 Nxa3 39. Rb3 Nb5 $11)) 34... Nc8 $1 $17 {[%cal Ra4b3]} 35. Qb2 {[%csl Ga1][%cal Rb2g7]} e5 {[%cal Rb7b3]} 36. Nxa5 Rxb2 37. Rxb2 Rxb2 38. Bxb2 Ne7 39. Bc3 Nc6 40. Rb1 (40. Nxc6 $17 Bxc6 41. Rb1) 40... Nxa5 $19 41. Bxa5 e4 42. dxe4 Bc2 ({Don't play} 42... Qxe4 43. Rb2 $17) 43. Rb2 Bxe4 ({Much less strong is} 43... Qxe4 44. Ne1 $15) 44. Bc3 Qc6 45. Bd1 f6 46. Nd2 Bf5 (46... Bxg2 $19 47. Bg4 Ne5 48. Rb8+ Kf7 49. Bxe5 dxe5) 47. a4 $17 Be6 48. a5 d5 49. cxd5 Bxd5 50. Bg4 Be6 51. Bf3 {[#]} Qa4 $1 52. Be2 Qc6 (52... c4 $17 53. Rb4 Qc2 54. Bxc4 Qxc3 55. Bxe6+ Kf8) 53. Bf3 $15 Qd6 54. Ne4 (54. Be2 $1 $15) 54... Qd3 $19 {Threatens to win with ...f5.} 55. Rd2 Qc4 {White must now prevent ...f5.} 56. Bb2 (56. Rd6 $17 {was the only defense.}) 56... Qb4 57. Bc3 Qa3 58. Rd6 {[#]} f5 (58... Kf7 $1 $19 59. g4 (59. Rxa6 $2 Ke7 $19) 59... Ke7) 59. Ng3 $1 $15 Nf8 60. Be1 (60. Be5 $15) 60... Qc1 $36 {[%mdl 2048] Black is really pushing.} 61. Rd1 Qc2 62. Rd2 Qb1 63. Rd1 Qb8 64. Ne2 Ng6 65. Bh5 Ne5 66. Nf4 (66. Nc3 $17) 66... Bf7 $19 67. Be2 c4 {Strongly threatening ...Qb2.} 68. Bc3 Nc6 69. Rd7 {White wants to play Bh5.} Qe8 (69... Qc8 $17 70. Rd2 Na7) 70. Rc7 $11 Ne5 71. Rc5 Nd7 72. Rc7 (72. Rc6 $1 $11 {was the only way to keep the balance.}) 72... g5 $17 73. Nh5 Bxh5 74. Bxh5 $4 {[%mdl 8192]} (74. Bxc4+ $17 Bf7 75. Bxa6) 74... Qxh5 $19 75. Rxd7 $17 {[%mdl 4096] Endgame KQ-KRB} Qe2 76. Rd4 Qa2 77. Rd8+ Kf7 78. Rd6 (78. Rc8 {is the only way for White.}) 78... Qb3 79. Bd4 Qb1+ 80. Kh2 Qb8 81. Be5 {[#] aiming for Rd7+.} Qb5 $1 82. Bc3 h5 $2 ({Black should play} 82... Qb3 $19 83. Be5 c3 84. Rxa6 c2) 83. Rb6 $15 Qd5 84. Rxa6 Qd3 85. Bd4 c3 $1 86. Rc6 {a6 is the strong threat.} c2 {Hoping for ...Qd1.} 87. a6 Qxa6 (87... c1=Q $11 {keeps the balance.} 88. Rxc1 Qxa6) 88. Rb6 $2 {[%mdl 40960] Accuracy: White = 41%, Black = 53%. . An unexpected result.} (88. Rxa6 $16 c1=Q 89. Rf6+ {[%mdl 64] Double Attack} Ke8 90. Rxf5) 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.10"]
[White "Brodsky, David"]
[Black "Vigorito, David"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2466"]
[BlackElo "2368"]
[Annotator "RC"]
[PlyCount "45"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:12]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:13]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:25]} 5. Nc3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:13]} 6. Bg5 {[%emt 0:00:32]} e6 {[%emt 0:00:22]} 7. Qd2 {[%emt 0:00:13]} a6 {[%emt 0:00:41]} 8. O-O-O {[%emt 0:00:47]} Bd7 {[%emt 0:00:39]} 9. f3 {[%emt 0:01:27]} Be7 {[%emt 0:01:07]} 10. h4 {[%emt 0:04:16]} h6 {[%emt 0:00:46]} 11. Be3 {[%emt 0:00:56]} h5 {[%emt 0:00:26]} 12. Bg5 {[%emt 0:03:02]} Qc7 {[%emt 0:02:00]} 13. Kb1 {[%emt 0:03:02]} Ne5 {[%emt 0:06:16]} 14. f4 {[%emt 0:34:14]} Neg4 {[%emt 0:01:33]} 15. Bd3 {[%emt 0:00:44]} Qb6 {[%emt 0:20:01]} 16. Bc4 {[%emt 0:04:25]} Rc8 {[%emt 0:01:54]} 17. Bb3 {[%emt 0:02:31]} Rxc3 {[%emt 0:02:01]} 18. Qxc3 {[%emt 0:04:35]} Nxe4 {[%emt 0:00:32]} 19. Qe1 {[%emt 0:10:25]} Nxg5 {[%emt 0:23:37]} 20. hxg5 {[%emt 0:03:08]} g6 {[%emt 0:02:51]} 21. Qe2 {[%emt 0:05:50]} d5 {[%emt 0:10:26]} 22. c3 {[%emt 0:11:36]} Kf8 {[%emt 0:08:35]} 23. Qxg4 {[%emt 0:00:48]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.11"]
[White "Petesch, Gabriel"]
[Black "Yoo, Christopher Woojin"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "2302"]
[BlackElo "2456"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,53,14,34,32,22,45,33,49,9,12,19,40,20,13,-15,-23,-32,-26,-90,-36,-43,-43,-37,-18,-70,-76,-118,-113,-108,-16,-93,-39,-376,-343,-355,-354,-510,-516,-685,-674,-3718]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. Qb3 dxc4 8. Qxc4 a5 {D78: Fianchetto Grünfeld: 6 0-0 c6} (8... b5 9. Qb3 Be6 10. Qd1 Nbd7 11. Ng5 Bd5 12. e4 Bc4 13. Re1 e5 14. b3 Be6 15. Bb2 Bg4 16. f3 {½-½ (36) Mamedyarov,S (2772)-Svidler,P (2723) Moscow 2019}) 9. Bf4 Na6 {[%cal Bb8a6,Ba6b4,Bb4d5][%mdl 32]} 10. Qc1 Re8 $146 {White is slightly better.} ({Predecessor:} 10... Bf5 11. Bh6 Qb6 12. Bxg7 Kxg7 13. Nc3 Rfd8 14. Rd1 Nb4 15. Nh4 Be6 16. e3 {1-0 (53) Spirin,O (2491)-Dragojlovic,A (2380) Erice 2011}) 11. Na3 Bf5 12. Bh6 Bh8 13. Nc4 Nb4 14. Qd2 Ne4 $36 {[%mdl 2048] White is under pressure.} 15. Qd1 Nd6 16. Nce5 (16. Nxd6 $11 {keeps the balance.} exd6 17. a3) 16... Be4 (16... f6 $17 17. Qb3+ Nd5) 17. a3 $15 Nd5 18. Qd2 Qb6 19. Rac1 (19. Bh3 $11) 19... Nf5 20. Be3 Rad8 21. Rfd1 c5 (21... Ndxe3 $17 22. fxe3 Bd5) 22. Rxc5 (22. Nxf7 $11 {remains equal.} Bxf3 23. dxc5) 22... Qb3 (22... Ndxe3 $17 23. fxe3 Qxc5 24. dxc5 Rxd2 25. Rxd2 Nxe3) 23. Nd3 $2 {[%mdl 8192]} (23. Bg5 $15) 23... Ndxe3 24. fxe3 {[#]} Bxf3 {Played: Nf5xe3} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.12"]
[White "Zapata, Alonso"]
[Black "Talukdar, Rohan"]
[Result "1-0"]
[ECO "B91"]
[WhiteElo "2434"]
[BlackElo "2343"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,83,14,23,15,5,17,0,0,0,4,0,0,5,30,13,24,28,23,16,45,23,24,26,26,15,52,0,0,0,0,0,19,18,31,19,47,34,60,45,51,0,55,52,62,87,62,60,76,75,255,224,253,228,246,193,687,664,1027,1045,2122,2091,1845,1135,1433,1344,29986,29982,29980,29979]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 O-O 9. O-O Bg4 {B91: Sicilian Najdorf: 6 g3} 10. Qd3 Nc6 (10... Nbd7 11. h3 Be6 12. Nd5 Bxd5 13. exd5 Rc8 14. Be3 e4 15. Qe2 Qc7 16. Rac1 Nxd5 17. Bxe4 Nxe3 18. Qxe3 {½-½ (41) Firouzja,A (2657)-Idani,P (2604) Sharjah 2019}) 11. h3 $146 ({Predecessor:} 11. Bg5 Rc8 12. Bxf6 Bxf6 13. Nd5 Bg5 14. c3 g6 15. Nd2 Ne7 16. h4 Nxd5 17. hxg5 {1-0 (30) Rodin,D (2413)-Pavlov,A (2319) Voronezh 2001}) 11... Nb4 {The position is equal.} 12. Qd2 $1 Be6 13. a3 Nc6 14. Nd5 Bxd5 15. exd5 Nb8 16. Qe2 Nbd7 17. Be3 Qc7 18. c4 a5 19. a4 b6 20. Ra3 h6 21. f4 (21. h4 $14) 21... Rac8 $11 22. Rc1 exf4 23. gxf4 Rfe8 24. Nd4 Nc5 25. Kh2 Qd7 26. Nc6 Bf8 27. Bf3 g6 28. Rg1 (28. Rf1 $14) 28... Bg7 (28... h5 $11) 29. Qc2 $14 {And now f5! would win.} Kf8 30. Bd4 Nce4 31. Bxb6 Qf5 {[#]} 32. Be3 $1 g5 $2 (32... Rc7 $16 {was necessary.}) 33. Qg2 $18 (33. Nxa5 $2 {[#]} Nxd5 $1 {[%mdl 512]} 34. Bc1 Nxf4 $17) 33... Qg6 34. fxg5 hxg5 35. Bxg5 Rxc6 $2 (35... Qxg5 36. Qxg5 Nxg5) 36. dxc6 Ng4+ 37. Qxg4 {Threatens to win with Bxe4.} Nf2 38. Be7+ Rxe7 39. Qxg6 fxg6 40. Rxg6 Bxb2 41. Rb3 Be5+ 42. Kg2 {Accuracy: White = 71%, Black = 38%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.13"]
[White "Escalante Ramirez, Brian Sebasti"]
[Black "Guo, Arthur"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2421"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,101,9,13,0,32,27,70,82,68,61,68,69,61,77,104,103,100,62,96,87,127,86,178,179,179,179,182,182,181,181,179,172,181,174,191,197,193,197,183,187,220,194,236,235,288,283,293,276,290,278,311,315,431,424,427,416,420,370,660,362,395,350,421,357,508,470,440,381,426,411,652,0,426,409,382,397,389,392,468,468,463,456,569,560,794,616,850,811,883,843]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Nd2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (8. Bc4 O-O 9. O-O Nc6 10. Re1 Be6 11. Nd5 Bxd5 12. exd5 b5 13. Bf1 Nb4 14. c4 bxc4 15. Bxc4 Qc7 16. Rc1 Qb7 17. Bg5 Nbxd5 {1-0 (29) Anand,V (2756)-Giri,A (2779) Amsterdam 2019}) 8... Ng4 9. Nc4 {And now Bb6 would win.} Be6 $146 ({Predecessor:} 9... Nxe3 10. Nxe3 Nc6 11. Ncd5 Bg5 12. c3 O-O 13. Nc4 Be6 14. Ncb6 Rb8 15. a4 Ne7 {½-½ (57) Nowakowski,M (2442)-Grego,L (2315) ICCF email 2012}) 10. Bb6 {White is slightly better.} Qd7 11. h3 Nf6 {...Bxc4 is the strong threat.} 12. Be3 $1 {Strongly threatening Nb6.} Bxc4 13. Bxc4 b5 {[#]} 14. Bb3 $1 $36 {[%mdl 2048] White has strong initiative.} Nc6 15. Nd5 Rd8 16. c3 (16. a4 {is interesting.} Na5 17. Nb6 Qc7 18. axb5 Nxb3 19. cxb3 d5 20. Nxd5 Bb4+ 21. Ke2) 16... O-O 17. Qd3 Na5 (17... Rb8 $16) 18. Nxe7+ $18 Qxe7 19. Bb6 {[%mdl 64] Double Attack} Nb7 {[%cal Ba5b7,Bb7c5,Bc5e4][%mdl 32]} 20. Bxd8 Rxd8 21. Qe2 Nc5 {[#]} 22. Bc2 $1 Qb7 23. O-O Ncxe4 24. a4 Nc5 25. axb5 axb5 26. Ra5 Rb8 27. Bd3 Nxd3 28. Qxd3 d5 29. Rfa1 h6 30. Ra7 Qc6 31. Re7 e4 32. Qd4 b4 33. Qa7 Rf8 34. cxb4 Qc4 35. Qc5 Qd3 $2 (35... Qe2 36. b5 Qxb2) 36. Qc3 Qe2 37. Rc7 {Black must now prevent Rc8.} Kh7 38. Rca7 h5 (38... Qh5 {was necessary.} 39. b5 Rb8) 39. Qc5 Kg8 40. Qd4 Kh7 41. Qe5 Qc4 (41... Qd2 $142 42. Qc3 Qe2) 42. Qc3 Qe2 43. R7a5 Rb8 44. Re1 Qd3 45. b5 h4 46. Qxd3 {White is clearly winning.} exd3 47. Rd1 Ne4 48. Rxd3 Rc8 {Threatens to win with ...Rc1+.} 49. Ra1 Rc5 50. Rb3 Nd2 51. Rb4 {Accuracy: White = 79%, Black = 24%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.14"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Daggupati, Balaji"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2421"]
[BlackElo "2311"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,-20,47,35,70,77,62,62,64,25,38,26,32,0,0,-22,-25,-22,-20,-2,-17,-58,-11,-73,0,0,0,0,32,38,25,8,57,24,152,0,0,-44,-63,-66,-43,-45,-41,-57,-52,-58,0,0,0,0,18,-13,0,0,0,0,0,-57,-50,-104,-61,-66,-50,-102,-103,-108,-88,-81,-80,-81,-110,-102,-100,-1094,-1089,-1441,-1407,-29990,-29991,-29991,-29992,-29992,-29993,-29997,-29998,-29998,-29999]} 1. Nf3 d5 2. g3 Bg4 3. Bg2 c6 4. O-O Nd7 5. c4 (5. h3 Bxf3 6. Bxf3 e6 7. d3 Bd6 8. e4 Ngf6 9. Qe2 Qc7 10. Nc3 O-O-O 11. a4 Rdg8 12. Rb1 g5 {1-0 (37) Vachier Lagrave,M (2780)-Topalov,V (2740) Abidjan 2019}) 5... dxc4 (5... Bxf3 $11 6. Bxf3 dxc4) 6. Na3 $14 {A07: Réti Opening: New York and Capablanca Systems} g6 7. Nxc4 Bg7 8. d4 {White is slightly better.} Ngf6 9. Nfe5 Be6 10. e4 O-O 11. Be3 Ng4 $1 {[%cal Rd7e5]} 12. Nxg4 $146 {aiming for d5.} ({Predecessor:} 12. Nxd7 Nxe3 13. fxe3 Qxd7 {1-0 (60) Lagowski,P (2393)-Krasiewicz,R (2056) Warsaw 2005}) 12... Bxc4 13. Re1 h5 14. Nh6+ Kh7 $1 15. Qc1 Nb6 16. g4 (16. b3 $11 Be6 17. Rd1) 16... hxg4 (16... Be6 $1 $17 17. gxh5 Nc4) 17. Nxg4 $11 Be6 18. Ne5 Bxe5 19. dxe5 Nc4 20. Rd1 Qa5 21. Bd4 $1 Nxe5 {[#]} (21... Rad8 $11 {keeps the balance.}) 22. b4 $2 (22. f4 $1 $16) 22... Qc7 $1 23. Qf4 f6 24. Qh4+ Kg7 $1 25. f4 Nf7 26. Rd3 Rh8 27. Qf2 Bc4 (27... Rad8 $15) 28. Rc3 b5 29. e5 Qd7 30. Re1 {Strongly threatening Rxc4!} Rad8 $36 {[%mdl 2048] Black is pushing.} 31. Bc5 fxe5 $1 32. fxe5 Qe6 33. Rg3 (33. Qg3 $11) 33... Rh5 $15 (33... Nxe5 $2 34. Rg5 $18) 34. Qf4 ({White should try} 34. Bf3 $15 Rg5 35. h4) 34... Rdh8 {White must now prevent ...Rh4.} 35. Be4 R8h6 (35... Nxe5 $2 36. Bd4 $16) (35... Qxe5 $6 36. Qxe5+ Nxe5 37. Bd4 $16) 36. Rg2 (36. Qg4 $15) 36... Rh4 $17 ({Much weaker is} 36... Nxe5 $6 37. Be3 $11) ({Of course not} 36... Qxe5 $6 37. Qd2 $11) 37. Qf3 Nxe5 38. Bd4 {And now Qg3 would win.} Kg8 39. Qg3 {[#]} Rxe4 $1 40. Rxe4 Qf5 {[%csl Gc4][%cal Rf5f1] [#]} 41. Re1 $2 {[%mdl 8192]} (41. Qf4 $1 $17 {[%mdl 512]} Nf3+ 42. Kf2 (42. Kh1 $2 Qxf4 43. Rxf4 Bd5 $19) 42... Qxf4 43. Rxf4 Nxd4 44. Rxd4) 41... Nf3+ $19 {[%mdl 64] Double Attack} 42. Kh1 Nxe1 43. Qb8+ Kf7 {Black mates.} 44. Rf2 Bd5+ 45. Kg1 Nf3+ {[%mdl 64] Double Attack} 46. Kf1 Qb1+ 47. Ke2 Qe1+ {Accuracy: White = 30%, Black = 57%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.15"]
[White "Mulyar, Michael"]
[Black "Song, Edward"]
[Result "1/2-1/2"]
[ECO "D24"]
[WhiteElo "2380"]
[BlackElo "2411"]
[Annotator "TA"]
[PlyCount "189"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,189,-8,-13,-9,-5,0,-14,-4,-10,-5,-5,-7,-8,-8,-11,-9,-9,-3,-10,0,0,-2,-8,0,-15,-12,-12,-11,-12,-15,-13,-13,-21,-16,-16,-20,-16,-15,-28,-20,-22,-18,-17,-8,-12,-8,-17,-4,-4,-4,-4,0,-4,-4,-4,-4,-4,-4,-4,-4,-4,-4,-6,-4,-17,-4,-4,-4,-10,-4,-12,-6,-22,-22,-22,0,-18,-14,-32,-20,-73,-43,-64,-66,-64,-66,-64,-64,-117,-127,-125,-120,-96,-58,-58,-26,-27,-19,-19,-19,-20,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-19,-46,-19,-46,-46,-46,-19,-46,-46,-46,-46,-46,-46,-46,-46,-46,-19,-19,-19,-46,-46,-46,-19,-46,-46,-46,-46,-46,-46,-46,-19,-46,-19,-46,-46,-46,-19,-46,-19,-46,-12,-46,-19,-19,-19,-19,-19,-19,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-12,-37,-12,-19,-19,-52,-34,-59]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. Bg5 a6 6. a4 Nc6 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3} 7. e3 Na5 8. Nd2 c5 {The position is equal.} 9. Nxc4 cxd4 10. Qxd4 Qxd4 11. exd4 Nxc4 12. Bxc4 Bd7 $146 ({Predecessor:} 12... Be7 13. Bf4 Bd7 14. d5 {½-½ (29) Topalov,V (2740)-Ding,L (2805) Abidjan 2019}) 13. d5 h6 14. dxe6 Bxe6 15. Bxe6 {[#] Black must now prevent Bxf6.} hxg5 16. Bb3 Bb4 17. O-O Bxc3 18. bxc3 O-O 19. Rfe1 Rfe8 20. h3 Kf8 21. Rxe8+ (21. Reb1 {keeps more tension.} Rab8 22. Rd1 Rbc8 23. Rd3 Rc7 24. Kf1) 21... Rxe8 $11 {[%mdl 4096] Endgame KRB-KRN} 22. Rd1 Rc8 23. Rd3 Rc7 24. Re3 Nd7 25. Kf1 f6 26. Ke2 Ne5 27. Kd1 Re7 28. Kc2 Ke8 29. Bd5 Kd8 30. Re4 Kc7 31. f4 gxf4 32. Rxf4 a5 33. h4 b6 34. h5 Nd7 35. Bf3 Re5 36. Rh4 Rf5 37. Rg4 Rg5 {next ...Rxg4 is good for Black.} 38. Rc4+ Nc5 39. Rf4 Ne6 40. Rh4 Rf5 41. h6 gxh6 42. Rxh6 Ng5 43. Bh5 Kd6 44. Be8 Ne4 45. Bb5 (45. Kd3 $11 {remains equal.}) 45... Ke5 46. Rh8 Rf2+ 47. Kd3 {[#] And now Re8+ would win.} Nc5+ 48. Ke3 Rxg2 49. Rb8 (49. Re8+ $15 Kd6 50. Rd8+ Ke6 51. Re8+ Kf5 52. Rb8) 49... Rg3+ 50. Ke2 f5 51. Rxb6 f4 52. Bc6 Rxc3 53. Rb5 Kd6 54. Ba8 Re3+ ({Much less strong is} 54... Nxa4 55. Rd5+ Ke6 56. Rxa5 $17) 55. Kf1 Nd3 56. Rxa5 f3 57. Bxf3 Rxf3+ {KRN-KR} 58. Ke2 Rh3 59. Rf5 Nc5 60. a5 Ra3 61. a6 Nxa6 62. Rh5 Nc5 63. Kd2 Nd7 64. Kc2 Ne5 65. Kd2 Kd5 66. Kc2 Rg3 67. Rf5 Ke4 68. Rh5 Nc6 69. Rh4+ Kd5 70. Kd2 Nd4 {Strongly threatening ...Nf3+.} 71. Rh5+ Kc4 72. Rh4 Rd3+ 73. Ke1 Kc3 74. Rg4 Rf3 75. Rg2 Kd3 76. Rd2+ Ke3 77. Ra2 Ke4 78. Ra4 Rc3 79. Kf2 Rc2+ 80. Kg3 Rb2 81. Rc4 Ra2 82. Rb4 Ke3 83. Rc4 Ra8 84. Rc3+ Ke4 {( -> ...Ne2+)} 85. Rc7 Nf5+ 86. Kf2 Ra2+ 87. Ke1 Kd3 88. Rd7+ Ke3 89. Kd1 Nd4 {[%cal Ra2a1]} (89... Ng3 {with more complications.} 90. Kc1 Rh2 91. Rc7 Nf5 92. Rc2 Rh8) 90. Kc1 Kd3 91. Kb1 Rg2 92. Rd8 Kc3 93. Rc8+ Kb4 94. Kc1 Nb5 95. Kd1 {Accuracy: White = 54%, Black = 53%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.16"]
[White "Puckett, Matthew"]
[Black "Fedorowicz, John"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2148"]
[BlackElo "2430"]
[Annotator "NA"]
[PlyCount "36"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. c4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 3. g3 {[%emt 0:00:30]} Bb4+ {[%emt 0:00:30]} 4. Bd2 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 5. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 6. Nc3 {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 7. Bxc3 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 8. Rc1 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. Bg2 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 10. d5 {[%emt 0:00:30]} Nxc3 {[%emt 0:00:30]} 11. Rxc3 {[%emt 0:00:30]} Nd8 {[%emt 0:00:30]} 12. O-O {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 13. Qc2 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 14. dxc6 {[%emt 0:00:30]} Nxc6 {[%emt 0:00:30]} 15. e3 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 16. Rd1 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:30]} 17. a3 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 18. b3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.17"]
[White "Martinez, Isaac"]
[Black "Yu, Jennifer"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2079"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,112,1,6,0,6,0,2,0,0,0,0,-8,-2,-4,0,-4,0,0,-5,-16,-10,-23,-16,-20,-11,-35,-35,-32,-28,-29,-22,-42,-14,-20,-18,-26,-21,-28,-15,-32,-24,-53,0,0,-8,-50,0,0,0,-22,-20,-42,-57,-145,-139,-263,-103,-93,-91,-100,-86,-91,-86,-169,-181,-452,-464,-433,-404,-391,-229,-219,-225,-443,-427,-413,-345,-387,-366,-358,-347,-347,-340,-314,-304,-560,-545,-690,-687,-655,-600,-626,-614,-800,-808,-747,-761,-1380,-1497,-1149,-1103,-5306,-11522,-5197,-5193]} 1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. b3 b6 5. Bb2 Bb7 6. Nc3 {A13: English Opening: 1...e6} (6. cxd5 exd5 7. g3 Nbd7 8. Bg2 Ba6 9. Bf1 Bb7 10. Bg2 Ba6 11. Bf1 {½-½ (11) Duda,J (2738)-Wang,H (2730) St Petersburg 2018}) 6... Nbd7 7. Rc1 a6 8. cxd5 {The position is equal.} exd5 9. d4 Bd6 10. Bd3 O-O 11. O-O Re8 12. Ne2 Qe7 13. Ng3 g6 14. Qc2 Rac8 {[#]} 15. a4 $146 ({Predecessor:} 15. Qe2 Ra8 16. Rc2 Rec8 17. Rfc1 Ne4 18. Nf1 {1-0 (46) Tregubov,P (2611)-Levin,E (2521) Loo 2013}) 15... Ne4 16. Qe2 Nb8 17. Bxe4 (17. Ne5 {with more complications.} f6 18. Nf3 Kg7 19. Rfd1 a5 20. Bb5) 17... dxe4 18. Nd2 Bd5 19. Nc4 Bb4 20. Qg4 {Black should prevent Nxb6!} Qf8 (20... Qd7 $5 {[%cal Rd7g4]} 21. Qxd7 Nxd7 $15) 21. Nh5 {Hoping for Nf6+.} f5 22. Qg5 {aiming for Nf6+.} Be7 23. Qg3 Nd7 24. Nf4 Nf6 25. h4 Qh6 (25... Bxc4 $5 26. Rxc4 Bd6 $15) 26. Qg5 Qg7 27. Qg3 Rcd8 28. Qh3 Qh6 29. Ne5 Bd6 30. Rc3 c5 {Strongly threatening ...cxd4.} 31. Nxd5 (31. g3 $15) 31... Nxd5 $17 {[%cal Bf6d5,Bd5b4,Bb4d3][%mdl 32]} ({Don't play} 31... Bxe5 32. Nxf6+ Bxf6 33. h5 $15) 32. Rcc1 (32. Rc2 $17) 32... Bxe5 $2 (32... cxd4 $19 {is more deadly.} 33. Nc6 dxe3 34. Nxd8 Rxd8 35. fxe3 Nxe3) 33. dxe5 Nb4 34. Rcd1 Nd3 35. Ba1 Qh5 $36 {[%mdl 2048] Black has strong initiative.} 36. Qg3 {[#]} (36. f3 $17 {was called for.}) 36... Nf4 $1 $19 {[%cal Rf4e2][%mdl 512]} 37. Qxf4 $2 (37. Rde1 {only move.} Ne2+ 38. Rxe2 Qxe2 39. f4) (37. exf4 Rxd1) 37... Rxd1 38. f3 Rxf1+ 39. Kxf1 {[%mdl 4096] Endgame [#] intending e6. KQR-KQB} Re6 (39... g5 $142 $1 40. Qxf5 (40. Qxg5+ Qxg5) 40... exf3 41. gxf3 Rf8 42. Qxg5+ Qxg5 43. hxg5 Rxf3+ {[%mdl 64] Double Attack} 44. Ke2 Rg3) 40. Bc3 Kg7 41. fxe4 $2 (41. Be1 {is a better defense.}) 41... Qd1+ {[%mdl 64] Double Attack} 42. Be1 Qxb3 43. exf5 Qd3+ {[%mdl 64] Double Attack} 44. Kg1 Qxf5 45. Qc4 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 46. e4 Qf7 47. Qc3 $2 (47. Bc3) 47... Qd7 {Black is clearly winning.} 48. Bf2 Qxa4 49. Qd2 Qe8 50. Be3 a4 51. Bg5 Rxe5 52. Qb2 Kg8 53. Qxb6 Rxe4 54. Bd2 Qd7 55. Qb8+ Re8 56. Qf4 Qd4+ {Accuracy: White = 32%, Black = 69%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.18"]
[White "Narva, Mai"]
[Black "Polgar-Shutzman, Tom"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2321"]
[BlackElo "2233"]
[Annotator "ChessBase"]
[PlyCount "51"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} g6 {[%emt 1:40:30]} 2. d4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 3. Nc3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 4. exd5 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. Bc4 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 6. Nf3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 7. O-O {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 8. Bb3 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 9. a3 {[%emt 0:00:30]} a4 {[%emt 0:00:30]} 10. Ba2 {[%emt 0:00:30]} Nbxd5 {[%emt 0:00:30]} 11. Nxd5 {[%emt 0:00:30]} Nxd5 {[%emt 0:00:30]} 12. Qe2 {[%emt 0:00:30]} Bg4 {[%emt 0:00:30]} 13. Rd1 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 14. c4 {[%emt 0:00:30]} Nc7 {[%emt 0:00:30]} 15. Be3 {[%emt 0:00:30]} Qd7 {[%emt 0:00:30]} 16. h3 {[%emt 0:00:30]} Bxf3 {[%emt 0:00:30]} 17. Qxf3 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:30]} 18. Rd2 {[%emt 0:00:30]} Ra5 {[%emt 0:00:30]} 19. Rad1 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 20. d5 {[%emt 0:00:30]} cxd5 {[%emt 0:00:30]} 21. Bb6 {[%emt 0:00:30]} Ra6 {[%emt 0:00:30]} 22. cxd5 {[%emt 0:00:30]} Qc8 {[%emt 0:00:30]} 23. dxe6 {[%emt 0:00:30]} Rxd2 {[%emt 0:00:30]} 24. Qxf7+ {[%emt 0:00:30]} Kh8 {[%emt 0:00:30]} 25. Rxd2 {[%emt 0:00:30]} Rxb6 {[%emt 0:00:30]} 26. e7 {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.19"]
[White "Ezra Paul Chambers"]
[Black "Venkat, Raghav"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "2265"]
[BlackElo "2141"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,88,33,70,62,53,63,60,-8,6,-69,-72,-70,-73,-135,-137,-139,-118,-182,-181,-182,-168,-187,-160,-182,-182,-208,-194,-193,-224,-219,-183,-512,0,-58,0,-585,0,0,0,0,-1,-12,-31,-72,-91,-82,-47,-81,-37,-55,0,-6,0,0,0,0,0,-354,-351,-356,-386,-508,-492,-606,-622,-561,-516,-29986,-834,-5322,-5273,-29998,-29999]} 1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. Be2 O-O 8. Qd2 Nc6 9. O-O-O Bd7 10. Kb1 {B72: Sicilian Dragon: 6 Be3, lines with h3+Bc4 and sidelines} (10. f3 Qa5 11. Nb3 Qc7 12. h4 a5 13. a3 b5 14. Nxb5 Qb7 15. a4 Rfc8 16. Kb1 Ne5 17. h5 Nc4 18. Bxc4 Rxc4 19. hxg6 fxg6 {0-1 (45) Piorun,K (2659)-Petrosian,T (2589) Moscow 2018}) 10... Nxd4 11. Bxd4 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 12. Bf3 (12. f3 $14) 12... b4 $146 (12... e5 $5 13. Be3 $8 b4 $11) ({Predecessor:} 12... Rc8 13. Nd5 Nxd5 14. Bxg7 Kxg7 15. exd5 Bf5 16. Rc1 h5 17. h3 Rh8 18. g4 hxg4 19. hxg4 Bd7 20. Rxh8 {1-0 (20) Arenas Vanegas,D (2443)-Salazar,A (2150) Cali 2010}) 13. Ne2 (13. Nd5 $11) 13... e5 $15 14. Be3 d5 $1 15. Ng3 (15. Bg5 $142) 15... d4 $17 16. Bg5 Qa5 17. h4 (17. Be2 $17) 17... Rfc8 18. h5 Be6 $40 {[%mdl 128] Black goes for the king.} 19. b3 Rc3 {White must now prevent ...Rac8.} 20. Be2 Nd7 (20... Rac8 21. Bd3 $15) 21. hxg6 fxg6 22. Bh6 {And now Bxg7 would win.} Bf6 23. Bd3 Rac8 {aiming for ...Nc5.} 24. Bg5 $2 (24. Ne2 R3c7 25. f4) 24... Bg7 $2 (24... Bxg5 $19 25. Qxg5 Rxc2 $1 {[%mdl 576] Deflection} 26. Bxc2 Rxc2 $1 {[%mdl 512]} 27. Kxc2 Qxa2+ {[%mdl 64] Double Attack} 28. Kc1 Bxb3 29. Qd8+ Nf8) 25. Bh6 (25. Ne2 $1 $11) 25... Bf6 $2 {[%mdl 8192]} (25... Bh8 $1 $15 26. Nf5 gxf5 27. exf5 Bd5 28. Qg5+ Kf7 29. Qh5+ Ke7 30. Bg5+ {[%mdl 64] Discovered Attack} Bf6 31. Qxh7+ Bf7) 26. Bg5 $1 $19 Qc7 $2 (26... Bxg5 $19 27. Qxg5 Rxc2 $1 {[%mdl 512]} 28. Bxc2 Rxc2 $1 {[%mdl 512]}) 27. Bxf6 $11 Nxf6 28. Ne2 Ng4 29. Rdf1 ({Avoid the trap} 29. Nxc3 $2 bxc3 30. Qc1 Nxf2 $19) 29... Rc5 30. Qxb4 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} ({Of course not} 30... Rxc2 31. Rc1 $11) 31. Qd2 Qb7 {[%mdl 1024] Black has strong compensation.} 32. Ka1 a4 {[%cal Ra4b3]} 33. b4 a3 34. Rb1 $1 R5c6 35. Rhf1 Qf7 36. Nc1 Bc4 {...Bxd3 is the strong threat.} 37. Qe2 $2 {[%mdl 8192]} (37. Nb3 $1 $11 {and White has nothing to worry.}) 37... Bxd3 $19 38. cxd3 h5 {Threatens to win with ...Rc2.} 39. Nb3 Rc2 40. Qe1 Nxf2 41. b5 {intending Qa5.} Nxd3 {( -> ...Qc4)} 42. Qa5 (42. Rxf7 $19 Nxe1 43. Rf1) 42... Qe7 (42... Qc4 $142 43. Rf3 Nb4 44. Qxb4 Qxb4 45. b6 {[#]} Rc1 $1 {[%mdl 512]} 46. Nxc1 Rxc1 $1 {[%mdl 512]} 47. Rfb3 Qe1 48. b7 Rxb1+ {[%mdl 64] Overworked Piece} 49. Rxb1 Qc3+ 50. Rb2 Qxb2#) 43. b6 Nb4 {[%csl Gb4][%cal Rc2a2]} 44. Nc1 {[#]} Rxa2+ $1 {[%mdl 576] Clearance. Accuracy: White = 36%, Black = 71%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.03"]
[Round "4.20"]
[White "Cezila Jr, Rubens"]
[Black "Ngo, Bach"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2239"]
[BlackElo "2027"]
[Annotator "ChessBase"]
[PlyCount "79"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. b3 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. Bb2 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 3. g3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 4. Bg2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 5. Nf3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 6. O-O {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 7. c4 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 8. e3 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 9. Qe2 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 10. Rd1 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 11. Nc3 {[%emt 0:00:30]} Rac8 {[%emt 0:00:30]} 12. Rac1 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:30]} 13. cxd5 {[%emt 0:00:30]} Nxd5 {[%emt 0:00:30]} 14. Nxd5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 15. e4 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 16. d4 {[%emt 0:00:30]} Bf6 {[%emt 0:00:30]} 17. b4 {[%emt 0:00:30]} Qc6 {[%emt 0:00:30]} 18. e5 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 19. Ne1 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 20. d5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 21. Bxd5 {[%emt 0:00:30]} exd5 {[%emt 0:00:30]} 22. e6 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 23. Nf3 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 24. exf7+ {[%emt 0:00:30]} Kxf7 {[%emt 0:00:30]} 25. Rxd5 {[%emt 0:00:30]} Rxd5 {[%emt 0:00:30]} 26. Qxe4 {[%emt 0:00:30]} Qd6 {[%emt 0:00:30]} 27. Qg4 {[%emt 0:00:30]} Rf8 {[%emt 0:00:30]} 28. bxc5 {[%emt 0:00:30]} bxc5 {[%emt 0:00:30]} 29. Qxg7+ {[%emt 0:00:30]} Ke8 {[%emt 0:00:30]} 30. Qg4 {[%emt 0:00:30]} Qd7 {[%emt 0:00:30]} 31. Qe4 {[%emt 0:00:30]} Qf5 {[%emt 0:00:30]} 32. Qa4+ {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 33. Qb3 {[%emt 0:00:30]} Kg6 {[%emt 0:00:30]} 34. Kg2 {[%emt 0:00:30]} Bf6 {[%emt 0:00:30]} 35. Bxf6 {[%emt 0:00:30]} Kxf6 {[%emt 0:00:30]} 36. Rc4 {[%emt 0:00:30]} Qd3 {[%emt 0:00:30]} 37. Rf4+ {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 38. Qb7+ {[%emt 0:00:30]} Rd7 {[%emt 0:00:30]} 39. Re4+ {[%emt 0:00:30]} Kd6 {[%emt 0:00:30]} 40. Qxd7+ {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.1"]
[White "Chandra, Akshat"]
[Black "Lenderman, Aleksandr"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2524"]
[BlackElo "2638"]
[Annotator "RC"]
[PlyCount "81"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:10:27]} Nf6 {[%emt 0:00:00]} 2. e5 {[%emt 0:01:00]} Nd5 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:05]} d6 {[%emt 0:00:00]} 4. c4 {[%emt 0:00:25]} Nb6 {[%emt 0:00:00]} 5. f4 {[%emt 0:00:08]} dxe5 {[%emt 0:00:46]} 6. fxe5 {[%emt 0:00:14]} Nc6 {[%emt 0:00:14]} 7. Be3 {[%emt 0:00:13]} Bf5 {[%emt 0:01:12]} 8. Nc3 {[%emt 0:00:17]} e6 {[%emt 0:00:08]} 9. Nf3 {[%emt 0:01:32]} Bg4 {[%emt 0:02:10]} 10. Be2 {[%emt 0:14:47]} Bxf3 {[%emt 0:07:00]} 11. gxf3 {[%emt 0:00:04]} Qh4+ {[%emt 0:02:24]} 12. Bf2 {[%emt 0:00:15]} Qf4 {[%emt 0:00:15]} 13. c5 {[%emt 0:03:40]} Nd7 {[%emt 0:05:19]} 14. Qc1 {[%emt 0:07:36]} Qf5 {[%emt 0:06:02]} 15. Qb1 {[%emt 0:04:12]} Qxb1+ {[%emt 0:01:27]} 16. Rxb1 {[%emt 0:00:21]} O-O-O {[%emt 0:00:28]} 17. f4 {[%emt 0:05:34]} g6 {[%emt 0:02:06]} 18. Bf3 {[%emt 0:02:49]} Ne7 {[%emt 0:10:55]} 19. Bh4 {[%emt 0:12:04]} Re8 {[%emt 0:02:43]} 20. Bxe7 {[%emt 0:02:40]} Rxe7 {[%emt 0:00:26]} 21. c6 {[%emt 0:13:07]} bxc6 {[%emt 0:00:23]} 22. Bxc6 {[%emt 0:00:01]} Bh6 {[%emt 0:00:54]} 23. O-O {[%emt 0:00:48]} Rd8 {[%emt 0:01:14]} 24. Rbd1 {[%emt 0:04:42]} f6 {[%emt 0:05:13]} 25. Kg2 {[%emt 0:13:19]} Nb8 {[%emt 0:10:03]} 26. Ba4 {[%emt 0:00:01]} fxe5 {[%emt 0:02:02]} 27. fxe5 {[%emt 0:01:07]} Kb7 {[%emt 0:00:09]} 28. Rf3 {[%emt 0:04:04]} a5 {[%emt 0:11:10]} 29. Ne4 {[%emt 0:01:41]} Ka7 {[%emt 0:00:49]} 30. Nc5 {[%emt 0:04:57]} Na6 {[%emt 0:00:46]} 31. Nb3 {[%emt 0:00:31]} Rb8 {[%emt 0:02:27]} 32. a3 {[%emt 0:01:22]} Rb6 {[%emt 0:11:36]} 33. Rf2 {[%emt 0:00:09]} Ka8 {[%emt 0:10:29]} 34. Nxa5 {[%emt 0:00:22]} c5 {[%emt 0:00:00]} 35. dxc5 {[%emt 0:01:57]} Nxc5 {[%emt 0:00:38]} 36. Rd8+ {[%emt 0:00:07]} Rb8 {[%emt 0:00:25]} 37. Rxb8+ {[%emt 0:00:03]} Kxb8 {[%emt 0:00:03]} 38. Nc6+ {[%emt 0:00:03]} Kc7 {[%emt 0:00:10]} 39. Nxe7 {[%emt 0:00:04]} Nxa4 {[%emt 0:00:02]} 40. Rf7 {[%emt 0:01:45]} Kd8 {[%emt 0:00:24]} 41. Rxh7 {[%emt 0:00:11]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.2"]
[White "Jacobson, Brandon"]
[Black "Bajarani, Ulvi"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2472"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,90,0,6,-52,15,14,18,0,45,42,86,81,110,94,109,111,120,125,157,86,84,81,90,72,83,79,85,72,78,85,86,64,75,79,68,30,256,238,241,178,429,427,435,434,414,393,350,339,307,0,0,0,0,-547,-543,-509,-507,-482,-467,-1471,-1087,-1080,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c6 2. Nf3 Nf6 3. Nc3 d5 4. e3 e6 5. b3 Nbd7 6. Qc2 Bd6 7. Bb2 O-O 8. Be2 Re8 9. Rg1 {A11: English Opening: 1...c6} (9. d4 $11) (9. O-O e5 10. cxd5 Nxd5 11. Ne4 Bc7 12. Ng3 Nf8 13. a3 a5 14. d4 Ng6 15. Bd3 exd4 16. Nxd4 Bg4 17. Bf5 Nf6 18. f3 Bh5 {½-½ (34) Grischuk,A (2773)-Kramnik,V (2784) Wijk aan Zee 2011}) 9... Ne5 $146 (9... e5 $15) ({Predecessor:} 9... e5 10. cxd5 Nxd5 11. Ne4 Bc7 12. g4 N7f6 13. g5 Nxe4 14. Qxe4 Qe7 15. a3 g6 16. d3 b5 17. Qh4 Nf4 18. exf4 exf4 19. O-O-O Qc5+ 20. Kd2 {1-0 (20) Grigoryan,A (2599)-Aghasaryan,R (2443) Yerevan 2013}) 10. Nxe5 $11 Bxe5 11. d4 Bd6 12. g4 Nd7 13. g5 Nf8 14. h4 b6 15. O-O-O Bb7 16. Kb1 a5 17. e4 (17. c5 $142 bxc5 18. dxc5 Bxc5 19. Nxd5 {[%mdl 64] Discovered Attack} exd5 20. Qxc5) 17... Bb4 18. h5 Ba6 19. f4 Bxc3 20. Qxc3 b5 21. Bd3 bxc4 22. bxc4 Nd7 23. e5 Bxc4 24. Bxh7+ Kxh7 25. g6+ Kg8 $2 (25... Kh8 $1 $11 {and Black is okay.} 26. Qh3 Nf8) 26. gxf7+ $18 Kxf7 {Hoping for ...Qh4.} 27. Qg3 {[%csl Gg1][%cal Rg3g7]} g5 $2 (27... Re7) 28. hxg6+ Kg7 {Threatens to win with ...Rh8.} 29. Qh3 Rh8 30. Qxe6 Qe8 31. Qd6 {Strongly threatening f5.} Rh2 {[#] aiming for ...Rb8!} 32. f5 $2 {[#]} (32. Ka1 $1 $18 Rxb2 33. Kxb2 Qb8+ 34. Qxb8 Rxb8+ 35. Kc3) 32... Rb8 $1 $11 33. f6+ Kh6 34. Qa3 $2 {[%mdl 8192]} (34. g7 $11 {and White stays safe.} Rbxb2+ {[%mdl 64] Double Attack} 35. Ka1 Rxa2+ 36. Kb1 Rab2+ 37. Ka1) 34... Rbxb2+ $19 35. Qxb2 Rxb2+ 36. Kxb2 {[#]} Nxf6 $1 37. exf6 (37. g7 $142 Ng8 38. Rd2) 37... Qe2+ 38. Kc3 Qxa2 $2 (38... Qe3+ $19 39. Kc2 Qe4+ 40. Kb2 Qe2+ 41. Kc3 Qe3+ 42. Kc2 Be2) 39. g7 $11 {The position is equal.} Qb3+ 40. Kd2 Qd3+ 41. Kc1 Qc3+ 42. Kb1 {Threatening mate with Rh1+.} Bd3+ {[#]} 43. Rxd3 $1 {[%mdl 512]} Qxd3+ 44. Ka2 {Rh1+ would kill now.} Qd2+ 45. Kb1 {White wants to mate with Rh1+.} Qd3+ {Accuracy: White = 62%, Black = 46%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.3"]
[White "Ali Marandi, Cemil Can"]
[Black "Zapata, Alonso"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2537"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,83,31,43,29,20,-8,0,0,0,-19,0,0,44,0,5,0,45,40,64,61,96,50,61,56,127,136,140,120,132,25,197,136,163,-213,239,192,490,477,445,219,199,205,364,358,399,370,358,363,354,358,362,362,352,345,394,400,405,395,626,602,699,694,681,680,673,664,653,648,607,551,571,566,634,633,29985,29986]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g4 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2} (6. Be3 a6 7. Qf3 Ne5 8. Qg3 h5 9. Bg5 f6 10. Bf4 Ne7 11. O-O-O Kf7 12. Bxe5 Qxe5 13. f4 h4 14. Qe3 Qc7 {1-0 (35) Ding,L (2811)-Shankland,S (2705) chess.com INT 2019}) 6... a6 7. h4 b5 8. Nxc6 {The position is equal.} Qxc6 9. Bg2 Bb7 10. a3 Bc5 11. Bf4 Ne7 12. h5 d6 $146 ({Predecessor:} 12... O-O 13. h6 g6 {½-½ (32) Gharamian,T (2614)-Pelletier,Y (2550) Brest 2018}) 13. h6 g6 14. Bg5 $36 {[%mdl 2048] White has some pressure.} Ng8 15. Qf3 Bd4 16. O-O-O Be5 (16... Bxc3 $1 $14 17. Qxc3 Qxc3 18. bxc3 f6) 17. Rd2 $16 a5 18. Rhd1 {[#] And now Bf1 would win.} b4 19. Ne2 (19. Nb1 $16) 19... Qb6 $2 (19... Qa4 $1 $11) 20. a4 $18 Rc8 {With the idea ...b3.} 21. Nd4 $4 {[%mdl 8192] [#]} (21. Kb1 $18 {and life is good for White.}) 21... b3 $4 {[%mdl 8192]} (21... Bxd4 $1 $19 {avoids the disaster.} 22. Rxd4 Qc5 {[%mdl 64] Double Attack}) 22. Nxb3 f5 $2 (22... Rc4) 23. gxf5 exf5 24. Qe3 (24. Qh3 $142) 24... Qxe3 25. Bxe3 f4 $2 (25... Bxe4 26. f4 Bf6 27. Bxe4 (27. Nxa5 Nxh6 28. Bxe4 fxe4 $16) 27... fxe4) 26. Bd4 Nxh6 27. Bxe5 dxe5 28. Nxa5 Ba8 29. Bh3 Rb8 30. f3 Nf7 31. Nc4 Ke7 32. Rd7+ Kf6 33. a5 Bb7 (33... Rb7 $142 34. Rxb7 Bxb7) 34. Rc7 Bc8 35. Rxc8 {Played: Bh3xc8} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.4"]
[White "Tang, Andrew"]
[Black "Escalante Ramirez, Brian Sebasti"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2511"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,91,34,60,49,48,57,44,39,35,39,53,46,38,52,37,50,89,97,97,60,83,66,53,63,45,44,85,88,116,104,107,112,124,124,126,73,160,179,187,170,279,150,363,342,405,392,400,383,407,405,749,747,736,673,746,506,503,509,469,595,568,572,585,559,567,553,1562,1519,1138,879,29982,29983,29983,29984,29975,29976,29986,29987,29987,29988,29989,29990,29990,29991]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 {A58: Benko/Volga Gambit: Lines with 5 bxa6} Bg7 7. e4 O-O 8. Be2 {White is slightly better.} (8. e5 Ne8 9. h4 Bxe5 10. Bh6 Bxa6 11. h5 Ng7 12. Nf3 Bxc3+ 13. bxc3 Bxf1 14. Kxf1 {1-0 (22) So,W (2780)-Duda,J (2737) chess.com INT 2018}) 8... Qa5 9. Bd2 Bxa6 10. e5 Ne8 $1 11. Nf3 d6 12. e6 f5 13. h4 $1 $36 {[%mdl 2048] White is in control.} Bxe2 14. Qxe2 {[#] And now h5 would win.} h5 $146 15. Qe3 {Strongly threatening Qg5.} f4 16. Qd3 Rf5 17. O-O Nf6 18. Ng5 Na6 {[#]} 19. Ne2 $1 Nb4 {[#]} 20. Qb1 $1 Qa6 21. Nxf4 Nfxd5 22. Nxh5 (22. Nxg6 $142 Qd3 23. Bxb4 Qxb1 24. Raxb1 cxb4 25. Rfd1) 22... Rxg5 ({Black should try} 22... Qd3 23. Qxd3 (23. Nxg7 Qxb1 24. Raxb1 Kxg7 $16) 23... Nxd3 24. Nxg7 Kxg7) 23. Nxg7 $16 ({Worse is} 23. hxg5 gxh5 24. Bxb4 Nxb4 $11) 23... Rxg2+ 24. Kxg2 Nd3 (24... Kxg7 $142 25. Qe4 Qd3 26. Qxd3 Nxd3) 25. Qd1 (25. Nh5 $18) 25... Qb7 $2 (25... N5f4+ $16 26. Kh2 (26. Bxf4 Nxf4+ 27. Kh2 Kxg7 $16) 26... Kxg7) 26. Kh2 $18 ({Don't blunder} 26. Qf3 $2 Ne5 $19) 26... Kxg7 27. Qf3 {Intending Qf7+ and mate.} Ne5 28. Bc3 $1 {[%cal Rc3e5]} Rf8 29. Qg2 {Threatens to win with f4!} Rf4 (29... Rb8 $142 30. Bxe5+ dxe5) 30. Rfd1 Rxh4+ 31. Kg1 Rd4 32. Rxd4 cxd4 33. Bxd4 Qb5 34. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Qc4 35. Bxe5+ dxe5 {[%mdl 4096] Endgame KQR-KQN} 36. a5 Nf4 37. Qf3 Qc2 38. a6 Qxb2 39. Re1 {Played: Qf3-a3} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.5"]
[White "Hilby, Craig"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[WhiteElo "2434"]
[BlackElo "2501"]
[Annotator "NA RC"]
[PlyCount "11"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:02:45]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:00]} 3. Bc4 {[%emt 0:00:05]} Bc5 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:05]} Nf6 {[%emt 0:00:00]} 5. d3 {[%emt 0:00:04]} d6 {[%emt 0:00:00]} 6. c3 {[%emt 0:00:05]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.6"]
[White "Daggupati, Balaji"]
[Black "Brodsky, David"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2311"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,68,25,23,-6,-4,-55,0,0,0,0,10,5,9,0,0,0,0,0,0,0,0,0,0,-11,0,-9,0,-67,-59,-70,-76,-75,-51,-72,-50,-79,-77,-88,-78,-81,-76,-76,-91,-79,-68,-65,-70,-66,-75,-97,-62,-62,-57,-397,-392,-4134,-4134,-29997,-29998,-29998,-29999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qe2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} e5 (6... e6 7. g4 Nc6 8. Nxc6 bxc6 9. g5 Nd7 10. Bd2 Be7 11. h4 O-O 12. f4 d5 13. O-O-O Rb8 14. exd5 exd5 {½-½ (32) Safarli,E (2667)-Yilmaz,M (2624) Ankara 2018}) 7. Nf5 ({Better is} 7. Nb3 $11) 7... g6 (7... d5 $1 $15) 8. Ne3 {The position is equal.} Be6 9. g3 Nc6 10. Bg2 Nd4 $146 ({Predecessor:} 10... Bg7 11. O-O O-O 12. f4 exf4 13. gxf4 Nh5 {1-0 (38) Czebe,A (2468)-Meszaros,M (2376) Hungary 2009}) 11. Qd3 h5 12. O-O h4 $36 {[%mdl 2048] Black has good play.} 13. Ncd5 Nxd5 14. Nxd5 Bxd5 15. exd5 hxg3 16. hxg3 Rc8 17. c3 Nf5 18. Be3 (18. Re1 $11) 18... Nxe3 $15 19. Qxe3 Bh6 20. Qe2 Kf8 21. a4 Kg7 22. a5 Rc5 23. c4 {White wants to play b4.} Qc7 24. b3 Rxa5 25. b4 Rxa1 26. Rxa1 Rc8 27. c5 dxc5 28. d6 Qxd6 29. Bxb7 Rd8 30. bxc5 Qxc5 {...Rd2 is the strong threat.} 31. Qxa6 $2 {[%mdl 8192]} (31. Re1 $15) 31... Rd2 $19 32. Rf1 $2 {[#]} (32. Qa7 Qxa7 33. Rxa7) 32... Be3 $1 {[%mdl 512]} 33. fxe3 Qxe3+ {[%mdl 64] Double Attack} 34. Kh1 Qh6+ {Accuracy: White = 38%, Black = 84%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.7"]
[White "Yoo, Christopher Woojin"]
[Black "Grabinsky, Aaron"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2456"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,96,29,36,46,3,21,21,34,35,37,29,40,51,41,37,39,39,46,37,27,34,54,46,50,5,5,6,6,9,8,0,2,6,6,4,17,4,47,14,27,13,39,14,19,11,10,-40,-45,-36,-34,-47,0,-38,-45,-129,-121,-149,-150,-193,-194,-184,-198,-223,-181,-259,-264,-298,-300,-321,-314,-365,-354,-602,-575,-661,-670,-677,-672,-1454,-709,-687,-531,-1295,-1264,-1820,-1750,-29990,-29991]} 1. e4 c6 2. d4 g6 3. Nc3 d5 4. h3 dxe4 5. Nxe4 Bg7 6. Nf3 Nf6 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} 7. Bd3 O-O 8. O-O Nbd7 {The position is equal.} (8... Nxe4 9. Bxe4 Nd7 10. c3 c5 11. Be3 Qc7 12. Qe2 cxd4 13. Nxd4 a6 14. Rad1 Nf6 15. Bc2 b6 16. Rfe1 Bb7 17. Bb3 Ne4 18. Nf3 e6 19. Bd4 {1-0 (32) Adams,M (2703)-Howell,D (2696) London 2018}) 9. Nxf6+ exf6 10. Bf4 Nb6 11. c4 Be6 12. b3 $146 ({Predecessor:} 12. Qb3 Re8 13. a4 a5 14. Rfd1 {0-1 (41) Lugovskoy,M (2346)-Lomako,P (2377) Kostroma 2012}) 12... Qd7 13. Qc2 Rfe8 14. Rfe1 Rad8 15. Rad1 Bf8 16. Re2 Nc8 17. Rde1 Bb4 18. Bd2 Bxd2 19. Qxd2 Kg7 20. Re4 Ne7 21. Rh4 {[#] White wants to mate with Qh6+.} Ng8 22. Rf4 Qc7 23. Rfe4 Rd7 24. Bc2 Red8 25. Rh4 Qd6 26. Qc3 Re7 27. Re3 Ree8 28. d5 cxd5 29. c5 Qc7 30. b4 a6 31. Ng5 h6 32. Nxe6+ (32. Nf3 $15) 32... Rxe6 $17 33. Rxe6 fxe6 34. Rg4 Ne7 35. h4 h5 36. Rg3 Qf4 37. Qe1 (37. Qa3 {is a better defense.}) 37... e5 $19 38. Rf3 Qxh4 39. b5 axb5 40. Qa5 Rd7 41. Qa8 $2 (41. Qxb5 Nc6 42. Qb1) 41... Qb4 {Played: Qh4-c4} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.8"]
[White "Yu, Jennifer"]
[Black "Iotov, Valentin"]
[Result "1/2-1/2"]
[ECO "D18"]
[WhiteElo "2321"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,72,25,18,12,12,18,35,8,36,35,52,-1,7,0,0,0,0,0,25,6,10,5,0,0,0,0,62,16,11,16,13,0,0,0,0,-6,-8,-5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Nh4 Nbd7 10. h3 Bg6 11. Nxg6 hxg6 12. Qc2 {D18: Slav Defence: 5 a4 Bf5 6 e3} (12. Qb3 Qb6 13. Rd1 Rad8 14. Bd2 Ba5 15. Rac1 c5 16. d5 Bxc3 17. Bxc3 Qxb3 18. Bxb3 Nxd5 19. Bxd5 exd5 20. Rxd5 Nb6 21. Rxc5 Nxa4 {1-0 (45) Ponomariov,R (2706)-Najer,E (2687) Dortmund 2016}) 12... Qe7 13. Rd1 Rad8 14. b3 $146 {White is slightly better.} ({Predecessor:} 14. a5 e5 15. Qxg6 exd4 16. exd4 Bxc3 17. Bh6 Ne8 18. Bg5 Qd6 19. Qc2 Bxa5 20. Rxa5 {1-0 (36) Petkov,V (2475)-Stopa,J (2475) Figueira da Foz 2015}) 14... g5 15. Ne2 c5 16. Bd2 (16. e4 $14) 16... Bxd2 $11 17. Rxd2 cxd4 18. Nxd4 Ne5 19. Be2 Qb4 20. Rad1 Rc8 21. Qb2 {[#] Threatens to win with Nxe6!} Ne4 22. Rc2 Nc3 23. Rdd2 a6 (23... Rfd8 $11) 24. Bf1 (24. Bf3 $5) 24... Rc7 {The position is equal.} 25. Ne2 {[%cal Rc2c3]} Rfc8 26. Rd4 Nxe2+ 27. Rxe2 Qc3 28. Red2 Qxb2 29. Rxb2 Rc1 30. f4 gxf4 31. exf4 Ng6 32. Kf2 e5 33. fxe5 Nxe5 34. Be2 f6 35. Rbd2 Rb1 36. Rb4 Rc7 {Accuracy: White = 60%, Black = 52%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.9"]
[White "Karthik Venkataraman"]
[Black "Narva, Mai"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2470"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,115,18,24,-18,0,0,0,-6,18,-22,-12,-22,-14,-28,-16,-14,-13,-25,-6,-21,-11,-31,-31,-18,-4,-80,-84,-82,-64,-55,-50,-61,0,-42,-31,-94,-95,-95,-85,-93,-99,-97,-83,-89,-58,-55,-45,-104,-25,-29,-18,-20,-20,-24,-19,-26,-4,-75,0,0,0,0,0,0,0,0,0,0,0,-63,-25,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e5 7. Nb3 Be7 8. Be3 O-O 9. Qd2 a5 10. Bb5 Be6 11. Nd5 {aiming for Bb6. B56: Classical Sicilian: Unusual Lines} (11. O-O-O Na7 12. Bxa7 Rxa7 13. a4 Ra8 14. Kb1 Ne8 15. Nd5 Bg5 16. Qd3 Nc7 17. Nxc7 Qxc7 18. Qxd6 Qxd6 19. Rxd6 {1-0 (64) Vachier Lagrave,M (2780)-Alekseenko,K (2637) chess.com INT 2019}) 11... Bxd5 12. exd5 Na7 13. Be2 a4 14. Nc1 Qd7 15. a3 Bd8 16. Na2 Nc8 17. Nb4 Ba5 18. Bg5 Ne8 19. O-O $146 Nc7 20. Kh1 b5 21. c4 Nb6 22. Rac1 (22. cxb5 $11 {remains equal.} h6 23. Bh4) 22... bxc4 $17 23. Bxc4 Nxc4 24. Rxc4 f6 {...Bxb4 is the strong threat.} 25. Be3 Qb5 (25... Na6 $15) 26. Rfc1 Na6 $1 27. Bf2 ({White should play} 27. b3 $1 $15) 27... Rab8 {[%cal Ra5b4]} 28. Be1 Bxb4 29. axb4 {[#]} Nc7 $1 {[%mdl 512]} 30. Bf2 (30. Rxc7 Qf1#) 30... Nxd5 31. Bc5 Nb6 ({Of course not} 31... dxc5 32. Qxd5+ Kh8 33. Qxc5 $11) 32. Bxb6 $1 Rxb6 33. Rc7 (33. h3 $1 $15) 33... h6 (33... Rd8 $17 34. Qc2 d5) 34. Qc2 $1 $11 {[%cal Rc2g6] Threatening mate with Qg6!} Rb7 35. Rxb7 Qxb7 36. Qxa4 {[%mdl 4096] Endgame KQR-KQR} Rb8 37. h3 d5 38. Qa5 (38. b5 $11) 38... d4 (38... Kh7 $17 39. Qa3 Qxb4 40. Qd3+ Kh8 41. Qxd5 Qxb2) 39. Rc7 Qxb4 40. Qa7 $1 Qf8 {[#]} 41. Rxg7+ $1 {[%mdl 512]} Qxg7 42. Qxb8+ {KQ-KQ} Kh7 $1 43. Qb5 Qc7 44. Qe2 (44. b4 $11) 44... Qc1+ 45. Kh2 Qb1 {The position is equal.} 46. Qc4 {White wants to play Qf7+.} Kg7 47. Qc7+ Kg6 48. Qc4 {Qg8+ would kill now.} Kg7 49. b4 d3 50. Qg4+ Kf7 51. Qd7+ Kf8 52. b5 h5 53. Qf5 (53. h4 {keeps more tension.} Qb4 54. Qxd3 Qxh4+ 55. Kg1 Qe1+ 56. Qf1) 53... Ke7 54. b6 Qxb6 55. Qxd3 Qb4 56. Qh7+ {[%mdl 64] Double Attack} Ke6 57. Qxh5 {Hoping for Qg4+.} Qf4+ 58. Kg1 {Accuracy: White = 55%, Black = 67%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.10"]
[White "Korley, Kassa"]
[Black "Wang, Tianqi"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2432"]
[BlackElo "2314"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,31,41,35,40,33,41,41,27,25,69,68,87,55,57,56,50,40,43,33,39,33,33,33,46,36,36,12,26,19,26,7,6,23,37,6,6,7,18,18,22,-5,-14,-29,-33,-152,57,36,36,42,40,0,0,0,0,0,0,0,0,0,0,0,232,8,8,0,0,0,29972,29973,29973,29974,29969,29968,29985,29986,29985,29986,29986,29987,29991,29992]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 c6 5. g3 (5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Be3 Nd7 9. Rd1 Ngf6 10. Bd3 Be7 11. O-O O-O 12. Rfe1 Nb6 13. Ne2 Nbd5 {1-0 (28) Ragger,M (2687)-Levin,E (2516) St Petersburg 2018}) 5... Bf5 6. Bg2 {B01: Scandinavian Defence} e6 7. Nf3 Nf6 8. O-O {White is slightly better.} Be7 9. Nh4 $146 ({Predecessor:} 9. h3 h6 10. Ne2 O-O 11. c3 Nbd7 12. Re1 Qb6 {½-½ (45) Chatzieleftheriou,A (1800)-Tsivelekidou,E (1847) Thessaloniki 2016}) 9... Bg6 10. Nxg6 hxg6 11. a4 a5 12. Re1 (12. b3 {looks sharper.} O-O 13. Bb2 Qb6 14. Nb1 Rd8 15. Qe2) 12... O-O 13. Ne4 Nxe4 14. Rxe4 Nd7 15. c3 Nf6 16. Re2 Nd5 17. Qb3 Qd7 18. Bd2 Bf6 19. h4 Rfd8 20. Bf3 b5 21. Kg2 b4 22. Bg5 bxc3 23. bxc3 Qa7 24. Rh1 Rac8 25. Bg4 Rb8 26. Qc2 c5 27. h5 (27. dxc5 $15 Qxc5 28. Bxf6 Nxf6 29. Bf3) 27... gxh5 $2 (27... Qb7 $1 $17 {( -> ...Nf4+!)} 28. Bf3 Bxg5 29. hxg6 cxd4 30. cxd4 Bh6) 28. Rxh5 $14 {Black must now prevent Qh7+.} g6 29. Bxe6 $1 fxe6 (29... gxh5 $2 {loses.} 30. Bxf6 Ne7 31. Bxf7+ $1 {[%mdl 512]} Kxf7 32. Bxe7 $18) 30. Rh6 Bxg5 31. Rxg6+ Kf8 32. Rxg5 Qf7 ({Don't go for} 32... cxd4 $2 33. Qg6 $18) 33. dxc5 Rbc8 34. Rge5 Rxc5 35. Rxe6 {Strongly threatening R2e5.} Nxc3 $2 (35... Nf6 $11 {and Black is okay.}) 36. R2e3 $2 (36. R6e3 $18 {And now Rf3! would win.} Qb7+ 37. Rf3+ Kg7 38. Re6) 36... Rf5 $1 $11 37. f3 Nd5 {Threatens to win with ...Rg5.} 38. R3e5 Rxf3 $2 {[%mdl 8192]} (38... Rxe5 $11 39. Rxe5 Qf6 40. Qc5+ Ne7) 39. Qc5+ {[%mdl 64] Double Attack. White mates.} Ne7 40. Rxe7 Rd2+ {[#]} 41. Re2 $1 Rxg3+ 42. Kxg3 Qg6+ 43. Kf2 Qf6+ {[#]} 44. Ke1 $1 Qh4+ 45. Kxd2 {Accuracy: White = 48%, Black = 60%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.11"]
[White "Song, Edward"]
[Black "Cezila Jr, Rubens"]
[Result "1/2-1/2"]
[ECO "B81"]
[WhiteElo "2411"]
[BlackElo "2239"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,124,31,63,48,34,38,53,40,50,21,62,26,13,8,16,0,48,36,70,70,61,58,77,70,128,76,112,132,131,116,61,-7,0,-58,-52,-54,-50,-35,-43,-55,-53,-72,-74,-104,-118,-91,-38,-54,-53,-35,-1,-114,-141,-164,-50,-50,-52,-58,-50,-56,-53,-56,-56,-56,-56,-44,-44,-55,-55,-54,-28,-137,-177,-173,-175,-163,-82,-79,0,0,0,-44,-44,-69,-70,-59,-56,-68,-46,-45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 h6 8. Bg2 g5 9. b3 {B81: Sicilian Scheveningen: Keres Attack} Nbd7 10. Bb2 Ne5 11. Qd2 {White is slightly better.} b5 (11... Be7 12. O-O-O Bd7 13. Nce2 b5 14. f4 gxf4 15. Nxf4 a5 16. Rhe1 {0-1 (37) Grischuk,A (2766)-Duda,J (2737) chess.com INT 2018}) 12. O-O-O Bb7 13. f4 gxf4 14. Qxf4 Nfd7 15. Kb1 {[#]} Rc8 $146 ({Predecessor:} 15... Qc7 16. Rhf1 O-O-O {½-½ (29) Predojevic,B (2624)-Volokitin,A (2661) Vrnjacka Banja 2010}) 16. Nce2 Qc7 17. Ng3 Rg8 18. Rhf1 Rg6 19. Nh5 Qc5 (19... Be7 $14) 20. Qf2 (20. Rf2 $142 $1) 20... a5 21. Nf4 $1 {[%cal Rf4g6]} Rf6 22. Qe2 $1 b4 23. Nd3 (23. h4 $14) 23... Nxd3 $1 $11 24. cxd3 (24. Qxd3 $11 Rxf1 25. Bxf1) 24... Rxf1 $15 25. Bxf1 Qb6 26. Nf3 {[#]} a4 $1 {[%mdl 512]} 27. Nd2 (27. bxa4 Qa6) 27... axb3 28. Nxb3 Ra8 29. d4 Qa7 30. Nc1 Qa4 ({Black should try} 30... d5 $17 31. Qb5 dxe4) 31. d5 e5 32. Re1 Be7 {With the idea ...Bh4.} (32... Ba6 $5 {[%cal Ra6e2]} 33. Qc2 Qxc2+ 34. Kxc2 Bxf1 35. Rxf1 Rc8+ 36. Kd2 Nc5 $15) 33. Qf2 (33. Qb5 $11 {was the only way to keep the balance.} Qxb5 34. Bxb5) 33... Bg5 $17 34. Bc4 Rc8 ({Better is} 34... Ba6 $19 35. Bxa6 Qxa6) 35. Qe2 $15 Ke7 36. Bb5 Qa5 37. Nb3 Qb6 $1 38. Bc1 Bxc1 39. Rxc1 Rxc1+ 40. Kxc1 Nf6 41. Bd3 Bc8 42. Qe1 Ba6 43. Qe2 (43. Bc2 $11 {keeps the balance.}) 43... Bxd3 44. Qxd3 Qg1+ 45. Kc2 {[#]} Qh1 (45... Qa7 $1 $19 {[%cal Ra7a2]} 46. Kb1 Qf2) 46. Nd2 $17 {[#]} Qa1 (46... Nd7 $1 $17) 47. Qc4 $11 Nd7 48. Qxb4 Qxa2+ 49. Kd1 Nc5 50. Qc3 Qa4+ 51. Kc1 Qa6 {Hoping for ...Qe2.} (51... Kd8 {keeps more tension.} 52. Qf3 Qa1+ 53. Kc2 Ke7 54. Qe3 Ke8) 52. Kd1 Qd3 53. Qxd3 {The position is equal.} Nxd3 {[%mdl 4096] Endgame KN-KN} 54. Ke2 Nf4+ {[%mdl 64] Double Attack} 55. Ke3 Nxh3 56. Nf3 Nf4 57. Nh4 h5 58. Nf5+ Kd7 59. gxh5 Nxh5 60. Kf3 Nf6 61. Nh6 Ke7 62. Nf5+ Kd7 {Accuracy: White = 55%, Black = 59%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.12"]
[White "Wheeler, Cameron"]
[Black "Yanayt, Eugene"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2383"]
[BlackElo "2216"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,73,32,39,23,34,18,44,8,14,2,4,1,6,25,21,0,0,16,16,8,77,64,177,177,260,262,289,283,261,163,212,166,174,149,120,135,114,111,217,239,230,235,218,208,318,319,318,316,380,377,551,547,542,521,504,400,398,412,389,384,691,496]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 Bg7 8. h3 {A61: Modern Benoni: Nf3 without early e4} O-O 9. e3 Na6 10. Be2 {White is slightly better.} (10. Bxa6 $5 bxa6 11. Rc1 $11) 10... Nc7 11. O-O a6 12. a4 Rb8 13. e4 Re8 $1 14. e5 $36 {[%mdl 2048] White fights for an advantage.} Nh5 15. Bh2 $146 ({Predecessor:} 15. Bg5 f6 16. exd6 Qxd6 {0-1 (44) Kashlinskaya,A (2450)-Hou,Y (2635) Novi Sad 2016}) 15... dxe5 16. d6 Na8 (16... Ne6 $11) 17. Qd2 $16 {[%mdl 1024] White has strong compensation.} f6 (17... Bd7 $14) 18. Rfd1 $18 {And now d7 would win.} Be6 (18... Qd7 {might work better.} 19. Qd5+ Kh8) 19. Ne4 c4 20. Nc5 Bf7 21. Qb4 Nb6 22. d7 Re7 {[%cal Rb6d7]} 23. Nxb7 Rxb7 {[#]} 24. Qxe7 $1 {[%mdl 512]} Qxe7 25. d8=Q+ Qxd8 (25... Bf8 $16) 26. Rxd8+ Bf8 27. a5 Nd7 28. Nd2 Ng7 (28... Nc5 $142 29. Nxc4 Ng7) 29. Ne4 ({Weaker is} 29. Bxc4 Nc5 $16) (29. Nxc4 Ne6 $16) 29... Ne8 30. Bf3 {Threatens to win with Nxf6+!} Rc7 31. Rd1 Nc5 {[#]} (31... f5 {was worth a try.} 32. R1xd7 Rxd7 33. Rxd7 fxe4) 32. Nxf6+ $1 {[%mdl 576] Remove Defender, Decoy} Nxf6 33. Bxe5 {[%mdl 64] Double Attack} Ne6 34. Bxf6 Nxd8 35. Rxd8 Be6 36. Be5 Rc5 $2 {[#]} (36... Rf7 37. Ra8 Rf5) 37. Rxf8+ $1 {[%mdl 576] Remove Defender. Accuracy: White = 80%, Black = 46%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.13"]
[White "Peng, Shunkai"]
[Black "Mulyar, Michael"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2315"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,103,30,33,24,19,23,20,31,14,14,14,0,7,12,19,17,0,0,0,0,0,0,0,18,22,8,8,8,8,5,8,16,14,55,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,8,0,0,3,8,26,26,26,26,26,26,26,26,26,26,26,8,25,8,8,8,26,26,26,26,26,26]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. axb5 axb5 11. Na3 O-O 12. Nxb5 Bg4 13. Bc2 Bxf3 {C78: Ruy Lopez: Archangelsk and Möller Defences} 14. gxf3 Nh5 15. f4 Qh4 {The position is equal.} 16. Qf3 Nxf4 17. Bxf4 exf4 18. Kh1 {With the idea e5.} Ne7 {[#]} 19. b4 $146 ({Predecessor:} 19. Na3 c5 20. d5 Ng6 21. Nc4 {0-1 (41) Kasimdzhanov,R (2690)-Anand,V (2801) Moscow 2007}) 19... Ng6 20. Na7 Bxa7 21. Rxa7 c5 22. bxc5 dxc5 23. e5 cxd4 24. cxd4 Qd8 $132 {[%mdl 2048] Black is not holding back} 25. Rd1 Rb2 26. Bxg6 hxg6 27. Qxf4 Qd5+ 28. Kg1 Rfb8 29. e6 (29. Re7 $14) 29... Qxe6 $11 30. d5 Qf6 31. Qxf6 gxf6 {[%mdl 4096] Endgame KRR-KRR} 32. Kg2 R8b7 33. Rxb7 Rxb7 {KR-KR} 34. d6 Rd7 35. Kf3 {[#] Hoping for Ke4.} f5 36. Kf4 {aiming for Ke5.} f6 37. h4 $1 Kf7 38. h5 gxh5 39. Kxf5 h4 40. f4 h3 41. Rd2 h2 42. Rxh2 {[#] White threatens Rh7+ and mate.} Rxd6 43. Rh7+ Kf8 44. Kg6 f5+ $1 45. Kg5 Ra6 46. Rc7 Rb6 47. Rc5 Ra6 48. Rxf5+ Kg7 49. Rb5 Rc6 50. Rb7+ {White has an edge.} Kf8 51. f5 Ra6 52. Rc7 {Accuracy: White = 77%, Black = 74%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.14"]
[White "Venkat, Raghav"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "2141"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,78,-14,-16,-16,0,0,5,0,14,0,49,0,0,0,0,0,-1,-27,0,0,0,0,0,0,-7,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,0,0,0,0,0,0,50]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nge2 c5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 Nc6 10. Bg5 Be7 11. Bb3 {E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3} (11. a3 Nd5 12. Bxe7 Ncxe7 13. Re1 b6 14. Bxd5 Nxd5 15. Nxd5 Qxd5 16. Nc3 Qg5 17. Qf3 Rb8 18. Rad1 Bb7 19. Qg3 Qxg3 20. hxg3 {1-0 (46) Rakhmanov,A (2654)-Sarana,A (2543) Sochi 2017}) 11... Qa5 $146 ({Predecessor:} 11... b6 12. Qd3 Bb7 13. Rfd1 Nb4 14. Qh3 Nbd5 15. Bc2 Rc8 16. Rac1 g6 17. Bh6 Re8 18. Nxd5 Qxd5 {½-½ (43) Sage,F (2456)-Chiru,I (2406) ICCF email 2005}) 12. Qd2 Rd8 13. Rfd1 b6 14. d5 Ba6 15. Nd4 Nxd4 16. Qxd4 h6 17. Bh4 exd5 $1 18. Qe5 (18. Re1 {is more complex.} Bc5 19. Qd1 Rd6 20. a3 Ne4 21. Nxd5 Bb7 22. Rxe4 Bxd5 23. Bxd5 Rxd5 24. Qf3) 18... Qc5 {Strongly threatening ...d4.} (18... Re8 {seems wilder.} 19. Nxd5 Nxd5 20. Rxd5 Bc5 21. Qc3 Qxc3 22. bxc3 g5) 19. Nxd5 {The position is equal.} Nxd5 20. Rxd5 Rxd5 21. Qxd5 Qxd5 22. Bxd5 Rd8 23. Bxe7 Rxd5 $11 {[%mdl 4096] Endgame KRB-KRB} 24. Bb4 Bc4 25. h3 f6 26. a3 Kf7 27. Rc1 Bb5 28. Rc7+ Rd7 29. Rxd7+ Bxd7 {KB-KB} 30. Bd6 h5 31. Bb8 a6 32. Bc7 b5 33. Ba5 Ke6 34. Kf1 Bc6 35. g3 Bf3 36. Ke1 g5 37. h4 Ke5 38. Kd2 Ke4 39. Bd8 Ke5 {Accuracy: White = 79%, Black = 57%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.15"]
[White "Guo, Arthur"]
[Black "Beradze, Irakli"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2301"]
[BlackElo "2487"]
[Annotator "RC"]
[PlyCount "175"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} e5 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. Bb5 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 4. Ba4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. O-O {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 6. Bb3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 7. Re1 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 8. d3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 9. Bd2 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 10. Ng5 {[%emt 0:00:30]} Rf8 {[%emt 0:00:30]} 11. c3 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 12. Nf3 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 13. h3 {[%emt 0:00:30]} Bf8 {[%emt 0:00:30]} 14. a4 {[%emt 0:00:30]} Rb8 {[%emt 0:00:30]} 15. axb5 {[%emt 0:00:30]} axb5 {[%emt 0:00:30]} 16. Na3 {[%emt 0:00:30]} Na5 {[%emt 0:00:30]} 17. Ba2 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 18. Nc2 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 19. Nb4 {[%emt 0:00:30]} cxd3 {[%emt 0:00:30]} 20. Qb1 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 21. Nd5 {[%emt 0:00:30]} Nxd5 {[%emt 0:00:30]} 22. Bxd5 {[%emt 0:00:30]} Nc4 {[%emt 0:00:30]} 23. Be3 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 24. Ba7 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 25. Bxb8 {[%emt 0:00:30]} Qxb8 {[%emt 0:00:30]} 26. exd5 {[%emt 0:00:30]} e4 {[%emt 0:00:30]} 27. Nd4 {[%emt 0:00:30]} Qc8 {[%emt 0:00:30]} 28. f3 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 29. fxe4 {[%emt 0:00:30]} fxe4 {[%emt 0:00:30]} 30. Ne6 {[%emt 0:00:30]} Qb7 {[%emt 0:00:30]} 31. b3 {[%emt 0:00:30]} Nd2 {[%emt 0:00:30]} 32. Qd1 {[%emt 0:00:30]} Qxd5 {[%emt 0:00:30]} 33. Nf4 {[%emt 0:00:30]} Qc5+ {[%emt 0:00:30]} 34. Kh1 {[%emt 0:00:30]} e3 {[%emt 0:00:30]} 35. Nxd3 {[%emt 0:00:30]} Qxc3 {[%emt 0:00:30]} 36. Qh5 {[%emt 0:00:30]} Qc6 {[%emt 0:00:30]} 37. Nb4 {[%emt 0:00:30]} Qe4 {[%emt 0:00:30]} 38. Qd5+ {[%emt 0:00:30]} Kh7 39. Qxb5 {[%emt 0:00:30]} Nxb3 {[%emt 0:01:00]} 40. Ra3 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 41. Raxe3 {[%emt 0:00:30]} Nxb5 {[%emt 0:00:30]} 42. Rxe4 {[%emt 0:00:30]} Rxe4 {[%emt 0:00:30]} 43. Rxe4 {[%emt 0:00:30]} Nc7 {[%emt 0:00:30]} 44. Rc4 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 45. Kg1 {[%emt 0:00:30]} Kg6 {[%emt 0:00:30]} 46. Kf2 {[%emt 0:00:30]} Kf5 {[%emt 0:00:30]} 47. Ke3 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 48. Nd3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 49. Ra4 {[%emt 0:00:30]} Bh6+ {[%emt 0:00:30]} 50. Kf3 {[%emt 0:00:30]} Ng5+ {[%emt 0:00:30]} 51. Ke2 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 52. Ra6 {[%emt 0:00:30]} Bf8 {[%emt 0:00:30]} 53. Ke3 {[%emt 0:00:30]} Bh6+ {[%emt 0:00:30]} 54. Kf3 {[%emt 0:00:30]} Nd4+ {[%emt 0:00:30]} 55. Kf2 {[%emt 0:00:30]} Bf8 {[%emt 0:00:30]} 56. Ke3 {[%emt 0:00:30]} Nc2+ {[%emt 0:00:30]} 57. Kd2 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 58. Ke3 {[%emt 0:00:30]} Nc2+ {[%emt 0:00:30]} 59. Kf2 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 60. Ra5+ {[%emt 0:00:30]} Ke4 {[%emt 0:00:30]} 61. Nb4 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 62. Nd5 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 63. Ne7 {[%emt 0:00:30]} Nf8 {[%emt 0:00:30]} 64. Ra4+ {[%emt 0:00:30]} Ke5 {[%emt 0:00:30]} 65. Ke3 {[%emt 0:00:30]} Bh6+ {[%emt 0:00:30]} 66. Kd3 {[%emt 0:00:30]} Bg5 {[%emt 0:00:30]} 67. Ra5+ {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 68. Ng8+ {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 69. Rxg5 {[%emt 0:00:30]} Kxg8 {[%emt 0:00:30]} 70. Rd5 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 71. Rxd6 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 72. Ra6 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 73. Ke4 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 74. Kf4 {[%emt 0:00:30]} Kh6 {[%emt 0:00:30]} 75. Ke5 {[%emt 0:00:30]} Nd7+ {[%emt 0:00:30]} 76. Kd6 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 77. Ke7 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 78. Kf7 {[%emt 0:00:30]} Ng5+ {[%emt 0:00:30]} 79. Kf8 {[%emt 0:00:30]} h4 {[%emt 0:00:30]} 80. Ra4 {[%emt 0:00:30]} Kh5 {[%emt 0:00:30]} 81. Ke7 {[%emt 0:00:30]} Nh7 {[%emt 0:00:30]} 82. Rg4 {[%emt 0:00:30]} Ng5 {[%emt 0:00:30]} 83. Kf6 {[%emt 0:00:30]} Nh7+ {[%emt 0:00:30]} 84. Kg7 {[%emt 0:00:30]} Ng5 {[%emt 0:00:30]} 85. Ra4 {[%emt 0:00:30]} Ne6+ {[%emt 0:00:30]} 86. Kf6 {[%emt 0:00:30]} Nf8 {[%emt 0:00:30]} 87. Ra6 {[%emt 0:00:30]} Nd7+ {[%emt 0:00:30]} 88. Ke7 {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.16"]
[White "Fedorowicz, John"]
[Black "Paul, Justin"]
[Result "0-1"]
[ECO "C92"]
[WhiteElo "2430"]
[BlackElo "2270"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,122,-12,22,-16,-31,-30,22,14,30,17,17,26,34,0,27,18,44,14,0,14,7,6,10,-33,-29,-30,-33,-56,-25,-45,-21,-110,-75,-74,-81,-68,-36,-35,-51,-113,-52,-57,-57,-57,-57,-57,-57,-51,-41,-143,-132,-106,-33,-17,-17,-22,-16,-28,0,-4,0,-22,-21,-23,-22,-72,-46,-60,-83,-142,-143,-165,-151,-158,-162,-153,-161,-29952,-8485,-2377,-2355,-29961,-29965,-29965,-29966,-29966,-29967,-29967,-29968,-29964,-29962,-29963,-29961,-12833,-6099,-5069,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. h3 Bb7 9. d3 d6 10. c3 Na5 (10... Re8 11. Nbd2 Bf8 12. Nf1 Na5 13. Bc2 {½-½ (14) Vovk,A (2638)-Vovk,Y (2611) Fagernes 2016}) 11. Bc2 c5 12. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Re8 13. Nf1 Bf8 14. Ng3 g6 15. d4 {C92: Closed Ruy Lopez: 9...Be6, Karpov and Flohr-Zaitsev Variations} exd4 16. cxd4 Bg7 (16... cxd4 $142 17. Nxd4 Bg7) 17. d5 $11 {The position is equal.} Nd7 18. Rb1 Nc4 19. b3 $146 ({Predecessor:} 19. a4 b4 20. Bd3 Nce5 21. Nxe5 Bxe5 22. Nf1 a5 {½-½ (41) Bauduin,E (2251)-Ojas,K (2006) Barbera del Valles 2016}) 19... Nce5 20. Nh2 {Threatens to win with f4.} (20. Nd2 $5 {[%cal Rf2f4]}) 20... Qh4 21. Nhf1 c4 22. f4 Nd3 $1 {[%cal Rd3e1]} 23. Bxd3 cxd3 24. Qxd3 f5 25. Be3 Nc5 $1 $36 {[%cal Rc5d3][%mdl 2048] Black has some pressure.} 26. Bxc5 dxc5 27. exf5 Bd4+ 28. Kh2 Qxf4 {Hoping for ...Qf2!} 29. Qd2 (29. fxg6 $11 {keeps the balance.} Bxd5 30. gxh7+ Kh8 31. Qd2 Qxd2 32. Nxd2) 29... Qxd2 {Played: Qf4-d6} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.17"]
[White "Kolay, Alex"]
[Black "Tsolakidou, Stavroula"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2261"]
[BlackElo "2403"]
[Annotator "RC"]
[PlyCount "126"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. c4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 3. Nf3 {[%emt 0:00:30]} Bb4+ {[%emt 0:00:30]} 4. Nbd2 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 5. a3 {[%emt 0:00:30]} Bxd2+ {[%emt 0:00:30]} 6. Qxd2 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 7. e3 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 8. Qc2 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 9. Be2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 10. O-O {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 11. Re1 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 12. h3 {[%emt 0:00:30]} e4 {[%emt 0:00:30]} 13. Nh2 {[%emt 0:00:30]} Nf8 {[%emt 0:00:30]} 14. b4 {[%emt 0:00:30]} cxb4 {[%emt 0:00:30]} 15. axb4 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 16. c5 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 17. b5 {[%emt 0:00:30]} Qe6 {[%emt 0:00:30]} 18. Ba3 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 19. Rec1 {[%emt 0:00:30]} Rec8 {[%emt 0:00:30]} 20. Qd1 {[%emt 0:00:30]} Ng6 {[%emt 0:00:30]} 21. Ra2 {[%emt 0:00:30]} Nh4 {[%emt 0:00:30]} 22. Rac2 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 23. Bb4 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 24. Ra2 {[%emt 0:00:30]} Qf5 {[%emt 0:00:30]} 25. Rca1 {[%emt 0:00:30]} g4 {[%emt 0:00:30]} 26. Rxa7 Rxa7 {[%emt 0:00:30]} 27. Rxa7 gxh3 {[%emt 0:00:30]} 28. g3 {[%emt 0:01:30]} Nf3+ {[%emt 0:00:30]} 29. Bxf3 {[%emt 0:00:30]} exf3 {[%emt 0:00:30]} 30. Ra1 {[%emt 0:00:30]} h4 {[%emt 0:00:30]} 31. Qxf3 {[%emt 0:00:30]} Qg6 {[%emt 0:00:30]} 32. Qf4 {[%emt 0:00:30]} Bxb5 {[%emt 0:00:30]} 33. Qxh4 {[%emt 0:00:30]} Ra8 {[%emt 0:00:30]} 34. Rc1 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 35. Qf4 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 36. Be1 {[%emt 0:00:30]} Be4 {[%emt 0:00:30]} 37. f3 {[%emt 0:00:30]} Bd3 {[%emt 0:00:30]} 38. g4 {[%emt 0:00:30]} Ra2 {[%emt 0:00:30]} 39. Bh4 {[%emt 0:00:30]} Rg2+ {[%emt 0:00:30]} 40. Kh1 Ne4 {[%emt 0:00:30]} 41. Qe5+ {[%emt 0:01:00]} Kh7 {[%emt 0:00:30]} 42. Qxd5 {[%emt 0:00:30]} Rg3 {[%emt 0:00:30]} 43. Bxg3 {[%emt 0:00:30]} Nxg3+ {[%emt 0:00:30]} 44. Kg1 {[%emt 0:00:30]} Ne2+ {[%emt 0:00:30]} 45. Kf2 {[%emt 0:00:30]} Nxc1 {[%emt 0:00:30]} 46. Qxb7 {[%emt 0:00:30]} Qf6 {[%emt 0:00:30]} 47. Qc7 {[%emt 0:00:30]} Ne2 {[%emt 0:00:30]} 48. g5 {[%emt 0:00:30]} Qe6 {[%emt 0:00:30]} 49. Qa7 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 50. Qa3 {[%emt 0:00:30]} Qc4 {[%emt 0:00:30]} 51. Qb2 {[%emt 0:00:30]} Nc3 {[%emt 0:00:30]} 52. Kg3 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 53. Qd2 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 54. Kf2 {[%emt 0:00:30]} Nb5 {[%emt 0:00:30]} 55. Qe2 {[%emt 0:00:30]} Qb4 {[%emt 0:00:30]} 56. Qc2 {[%emt 0:00:30]} Na3 {[%emt 0:00:30]} 57. Qc1 {[%emt 0:00:30]} Qb8 {[%emt 0:00:30]} 58. f4 {[%emt 0:00:30]} Qa8 {[%emt 0:00:30]} 59. c6 {[%emt 0:00:30]} Nc4 {[%emt 0:00:30]} 60. Qc3 {[%emt 0:00:30]} Qa2+ {[%emt 0:00:30]} 61. Ke1 {[%emt 0:00:30]} Bd5 {[%emt 0:00:30]} 62. e4 {[%emt 0:00:30]} Qxh2 {[%emt 0:00:30]} 63. exd5 {[%emt 0:00:30]} Qg2 {[%emt 0:00:30]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.18"]
[White "Moon, Benjamin"]
[Black "Ynojosa Aponte, Felix Jose"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2237"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,72,-2,41,-19,-23,-21,-20,-22,-7,-21,-18,-18,3,-11,-18,-22,2,-68,-58,-80,-89,-154,-182,-174,-172,-105,-85,-160,-165,-172,-160,-257,-264,-392,-376,-395,-396,-368,-375,-516,-363,-354,-356,-355,-353,-340,-329,-360,-366,-425,-364,-456,-397,-492,-424,-570,-565,-549,-525,-947,-929,-879,-879,-651,-630]} 1. d4 Nf6 2. Bf4 c5 3. e3 d5 4. Nf3 Nc6 5. Nbd2 (5. Be2 cxd4 6. exd4 Bg4 7. c3 e6 8. Nbd2 Bd6 9. Ne5 Bxe2 10. Qxe2 O-O 11. O-O Qc7 12. Rfe1 Nd7 13. Nxd7 Qxd7 14. Bxd6 Qxd6 15. Nb3 Rab8 {½-½ (36) Carlsen,M (2861)-Ding,L (2805) Abidjan 2019}) 5... Nh5 6. Bg5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (6. dxc5 $14 Nxf4 7. exf4) 6... h6 $11 7. Bh4 g5 8. Ne5 {The position is equal.} Nxe5 9. dxe5 Ng7 10. Bg3 Nf5 11. e4 $146 ({Predecessor:} 11. Qf3 Bg7 12. Bb5+ Kf8 {½-½ (52) Tang,A (2501)-Sarkar,J (2337) Reykjavik 2019}) 11... dxe4 12. Nxe4 Qb6 $36 {[%mdl 2048] Black has good play.} 13. Nc3 ({Better is} 13. Qd5 $11) 13... Bg7 $15 14. Bb5+ Kf8 15. f4 ({White should try} 15. Bc4) 15... Be6 16. O-O Rd8 17. Qe1 gxf4 18. Rxf4 (18. Bxf4 $142 Nd4 19. Ba4) 18... Nxg3 $17 19. hxg3 c4+ 20. Kh2 (20. Kh1 $17) 20... Qc7 $19 21. Qf1 (21. Qe2 {might work better.} Bxe5 22. Re4 Bxc3 23. Rxe6) 21... Bxe5 22. Bxc4 Bxf4 23. Bxe6 {Ne2 would now be nice for White.} Bxg3+ ({Not} 23... fxe6 24. Re1 $19) 24. Kh3 {[%csl Ge6][%cal Rf1f7] [#]} Qf4 25. Qxf4 Bxf4 26. Rf1 fxe6 27. Rxf4+ {[%mdl 4096] Endgame KRR-KRN} Ke8 28. Ra4 a6 29. Rb4 Rd7 30. g4 Kf7 31. Kh4 Rc8 {Black is clearly winning.} 32. g5 hxg5+ 33. Kxg5 b5 {[%cal Bb7b5,Bb5c4][%mdl 32]} 34. a4 Rc4 35. Rxc4 bxc4 36. Ne4 Rb7 {Accuracy: White = 25%, Black = 83%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.19"]
[White "Sarkar, Justin"]
[Black "Xu, Grant"]
[Result "1-0"]
[ECO "E47"]
[WhiteElo "2385"]
[BlackElo "2228"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,119,14,37,29,63,64,70,70,66,67,89,63,87,85,97,93,92,89,114,74,82,82,85,45,54,51,47,47,67,45,55,48,75,75,87,52,88,69,96,81,191,200,196,191,198,204,358,355,362,306,431,420,397,413,466,452,561,572,616,589,725,716,743,739,734,722,908,887,1002,999,1489,1447,1238,766,775,758,757,750,757,736,712,712,697,693,6464,6448,6381,6225,6159,758,721,708,828,822,916,908,883,883,769,766,831,820,876,895,900,888,1131,1088,5347,2194]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 b6 6. Nge2 Bb7 7. a3 {E47: Nimzo-Indian: Rubinstein: 5 Bd3 without ...d5} Be7 (7... Bxc3+ 8. Nxc3 d5 9. cxd5 Nxd5 10. O-O Nxc3 11. bxc3 c5 12. Bb2 Nc6 13. Qh5 f5 14. Rad1 Qf6 15. Ba1 Rad8 16. Be2 Qe7 17. c4 Na5 18. dxc5 {1-0 (34) Khismatullin,D (2651)-Morozevich,A (2711) Berlin 2015}) 8. e4 d6 9. O-O {White is slightly better.} e5 10. d5 a5 $146 ({Predecessor:} 10... Bc8 11. Ng3 h6 12. b4 Nh7 13. a4 Bg5 14. Ba3 Bf4 {1-0 (32) Rapouso,R (1967)-Mesquita,A (1706) Curitiba 2015}) 11. Rb1 Kh8 12. b4 Ng8 13. Be3 Nd7 14. f3 g6 15. Bc2 Bg5 16. Bf2 Ne7 17. c5 {Strongly threatening c6.} axb4 18. axb4 bxc5 19. bxc5 Ba6 20. cxd6 cxd6 21. Bd3 Qc7 22. Bxa6 Rxa6 23. Qd3 Ra3 24. Ra1 $36 {[%mdl 2048] White is more active.} Rb3 25. h4 Nc5 (25... Bf6 $16) 26. Qc2 $18 Bh6 {[#]} 27. Na4 $1 {[%cal Bc3a4,Ba4c5,Bc5a6][%mdl 32]} Rfb8 28. Nxc5 Rb2 $2 (28... dxc5 {was necessary.} 29. Qxc5 Qxc5 30. Bxc5 Nc8) 29. Qd1 {Black must now prevent Na6.} Rd2 30. Na6 {[%mdl 64] Double Attack} Qc4 (30... Qd8 $142) 31. Qc1 (31. Nxb8 Rxd1 32. Rfxd1 Qxe2 $18) 31... Qxc1 32. Nxc1 ({Not} 32. Raxc1 Rbb2 $16) 32... Rbb2 {If Black can now play ...Be3 this consolidates a bit.} 33. Ra3 {[%cal Ba1a3,Ba3a7,Ba7f7][%mdl 32] White is clearly winning.} Rbc2 34. Nd3 f5 35. Nab4 Rc4 36. Ra7 Ng8 37. Rf7 fxe4 38. fxe4 Rxe4 39. Ra1 Bf4 40. Nxf4 Rxf4 41. Rxf4 exf4 42. Nc6 Nh6 43. Bd4+ Kg8 44. Ra8+ Kf7 45. Ra7+ Kg8 46. Ne7+ Kf8 {[#]} 47. Nxg6+ $1 {[%mdl 512]} Ke8 (47... hxg6 48. Bg7+) 48. Re7+ Kd8 49. Bb6+ Kc8 50. Nxf4 Ng4 51. g3 Ne5 52. Kf1 h6 53. Rc7+ Kb8 54. Rc3 Kb7 55. Be3 Ra2 56. Ne6 Ng4 57. Bf4 Ra5 58. Rc7+ Kb6 59. Rc6+ {[%mdl 64] Double Attack} Kb5 60. Nd4+ {Accuracy: White = 76%, Black = 38%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "5.20"]
[White "Vigorito, David"]
[Black "Puckett, Matthew"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2368"]
[BlackElo "2148"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,121,35,21,26,40,29,32,47,45,58,70,62,71,75,73,75,73,66,71,77,86,89,52,78,40,49,41,46,38,44,0,22,0,8,0,54,0,0,0,82,0,512,502,484,483,632,643,632,631,624,0,612,0,0,0,598,572,5397,41,47,43,50,40,43,33,48,40,57,39,62,46,55,55,55,55,93,90,92,92,144,8,19,19,64,77,291,284,251,277,299,252,171,168,1631,1108,1199,1598,1521,602,5591,4666,6091,5624,29968,29971,29971,29972,29973,29973]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 a5 5. Bg2 d6 6. Nf3 Nbd7 7. O-O e5 8. Be3 exd4 {E11: Bogo-Indian} 9. Bxd4 O-O 10. Nc3 Bc5 {White is slightly better.} 11. Qc2 c6 12. Rad1 Qe7 13. e4 $146 ({Predecessor:} 13. Rfe1 Nb6 14. b3 a4 15. h3 Re8 16. Bxc5 dxc5 {½-½ (46) Xu,Y (2540)-Saurabh,A (2284) Sharjah 2017}) 13... Ne5 14. Bxc5 Nxf3+ 15. Bxf3 dxc5 16. Bg2 Be6 17. b3 Rad8 18. h3 Rd4 19. f4 Rfd8 20. e5 Ne8 21. g4 Bc8 22. Ne4 f6 23. exf6 Nxf6 24. Rde1 g6 (24... Nxe4 $11 25. Rxe4 (25. Bxe4 Qh4 $15) 25... Qd6) 25. Rf2 (25. f5 $14 Nxe4 26. fxg6 (26. Rxe4 Rxe4 27. Qxe4 Qxe4 $11) (26. Bxe4 Qh4 $14)) 25... Nxe4 $11 26. Bxe4 Kf8 (26... Qh4 $11 27. Bg2 Rxf4) 27. Kg2 (27. f5 $16 gxf5 28. Ree2 (28. gxf5 Qh4 $11)) 27... Bf5 $2 {[%mdl 8192]} (27... Re8 $11 28. Rfe2 Qd6) 28. gxf5 $18 gxf5 {[%cal Rd4e4] [#]} 29. Bf3 $1 Qxe1 30. Qxf5+ Kg7 31. Qg5+ Kh8 {[#] And now ...Rg8 would win.} 32. Qf6+ $1 Kg8 33. Qg5+ Kh8 {...Rg8 is the strong threat.} 34. Qf6+ $1 Kg8 35. Re2 Qb1 {Hoping for ...Qg6+.} 36. Bh5 {Played: Bf3-e4} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.1"]
[White "Grabinsky, Aaron"]
[Black "Chandra, Akshat"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2363"]
[BlackElo "2524"]
[Annotator "ChessBase"]
[PlyCount "71"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. b3 {[%emt 0:00:00]} e5 {[%emt 0:00:39]} 2. Bb2 {[%emt 0:00:00]} Nc6 {[%emt 0:00:02]} 3. e3 {[%emt 0:00:00]} g6 {[%emt 0:00:17]} 4. d4 {[%emt 0:00:32]} Bg7 {[%emt 0:04:14]} 5. d5 {[%emt 0:00:27]} Nce7 {[%emt 0:01:00]} 6. c4 {[%emt 0:00:19]} d6 {[%emt 0:00:15]} 7. g3 {[%emt 0:01:09]} h5 {[%emt 0:09:55]} 8. h4 {[%emt 0:01:09]} Nh6 {[%emt 0:03:28]} 9. Bg2 {[%emt 0:02:47]} Ng4 {[%emt 0:03:18]} 10. Nc3 {[%emt 0:02:36]} O-O {[%emt 0:06:32]} 11. Nh3 {[%emt 0:02:53]} Nf5 {[%emt 0:03:53]} 12. Ne4 {[%emt 0:06:22]} Bd7 {[%emt 0:07:49]} 13. Qe2 {[%emt 0:03:04]} c6 {[%emt 0:02:14]} 14. dxc6 {[%emt 0:03:36]} Bxc6 {[%emt 0:02:13]} 15. Nhg5 {[%emt 0:08:56]} Qb6 {[%emt 0:09:53]} 16. Bf3 {[%emt 0:09:18]} d5 {[%emt 0:08:37]} 17. cxd5 {[%emt 0:00:54]} Bxd5 {[%emt 0:00:31]} 18. O-O {[%emt 0:05:27]} f6 {[%emt 0:04:19]} 19. Nh3 {[%emt 0:00:38]} Rfd8 {[%emt 0:04:33]} 20. Nc3 {[%emt 0:13:01]} Bxf3 {[%emt 0:01:15]} 21. Qxf3 {[%emt 0:00:05]} Rd2 {[%emt 0:13:26]} 22. Rfd1 {[%emt 0:00:57]} Rad8 {[%emt 0:02:11]} 23. Rxd2 {[%emt 0:01:34]} Rxd2 {[%emt 0:00:03]} 24. Rd1 {[%emt 0:00:22]} Qd8 {[%emt 0:00:50]} 25. Rxd2 {[%emt 0:00:19]} Qxd2 {[%emt 0:00:01]} 26. Qd5+ {[%emt 0:00:30]} Qxd5 {[%emt 0:00:02]} 27. Nxd5 {[%emt 0:00:08]} Kf7 {[%emt 0:00:17]} 28. e4 {[%emt 0:00:41]} Ne7 {[%emt 0:01:37]} 29. Nb4 {[%emt 0:01:48]} Ke6 {[%emt 0:00:49]} 30. Kf1 {[%emt 0:00:14]} Bf8 {[%emt 0:00:46]} 31. Ke2 {[%emt 0:00:32]} a5 {[%emt 0:00:33]} 32. Nd3 {[%emt 0:00:45]} Nc6 {[%emt 0:00:07]} 33. a4 {[%emt 0:01:31]} Be7 {[%emt 0:00:20]} 34. Ng1 {[%emt 0:01:53]} f5 {[%emt 0:04:21]} 35. exf5+ {[%emt 0:01:18]} gxf5 {[%emt 0:00:37]} 36. Nf3 {[%emt 0:03:31]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.2"]
[White "Brodsky, David"]
[Black "Ali Marandi, Cemil Can"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2466"]
[BlackElo "2537"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,110,20,12,17,20,24,22,20,35,19,33,33,45,11,17,0,48,63,62,23,33,20,25,33,37,33,38,50,38,40,59,0,96,-59,-59,-68,-70,-67,-75,-77,-68,-79,-57,-91,-41,-201,-22,-17,-13,-52,-66,-125,-123,-139,-125,-107,-112,-149,-152,-142,-160,-197,-183,-229,-227,-252,-235,-246,-267,-560,-266,-502,-366,-621,-569,-712,-705,-806,-774,-997,-981,-876,-859,-1138,-1173,-1049,-1039,-1512,-1411,-2305,-1933,-29979,-29980,-29980,-29981,-29981,-29982,-29982,-29983]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. O-O d6 7. a4 h6 8. Re1 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ba7 (8... O-O 9. h3 Ba7 10. Nbd2 Be6 11. Bxe6 fxe6 12. b4 Nh5 13. Nf1 Qf6 14. Ra2 Nf4 15. Bxf4 Qxf4 {½-½ (44) Vachier Lagrave,M (2780)-Kramnik,V (2753) Moscow 2019}) 9. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} O-O 10. Nf1 {The position is equal.} Re8 11. Ng3 d5 12. exd5 Nxd5 13. a5 Be6 {[#]} 14. Bb3 $146 (14. Nxe5 Bxf2+ 15. Kxf2 Nxe5 $11) ({Predecessor:} 14. Qb3 Rb8 15. h3 Nf4 16. Bxf4 exf4 {½-½ (43) Wang,H (2678)-Puranik,A (2476) Subic Bay 2016}) 14... Nf6 15. Ba4 Ng4 16. Rf1 Bd5 17. c4 e4 18. cxd5 exf3 19. gxf3 Nxf2 $1 20. Rxf2 Bxf2+ 21. Kxf2 Qxd5 22. Be3 (22. Bd2 $1 $14) 22... Rad8 {Played: Re8xe3} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.3"]
[White "Bajarani, Ulvi"]
[Black "Tang, Andrew"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2468"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,60,9,12,15,0,0,0,0,0,0,0,0,0,68,58,65,20,12,15,14,8,34,32,39,14,20,18,45,39,29,10,60,60,59,53,52,33,39]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Qc2 Nf8 9. Nge2 Ne6 10. Bh4 g6 11. f3 O-O 12. O-O b6 13. Rad1 Bb7 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} 14. Kh1 (14. Qc1 Rc8 15. a3 a5 16. Qb1 Nh5 17. Bf2 Bd6 18. e4 Nhf4 19. Nxf4 Nxf4 20. Bg3 Ne6 21. e5 {0-1 (80) Korobov,A (2668)-Yilmaz,M (2640) Kocaeli 2017}) 14... Nh5 15. Bxe7 Qxe7 {The position is equal.} 16. e4 {[#]} dxe4 $146 ({Predecessor:} 16... Nhf4 17. Nxf4 Nxf4 18. exd5 cxd5 19. Rfe1 Qf6 20. Re5 Rae8 21. Rde1 Rxe5 22. Rxe5 {½-½ (40) Muzychuk,M (2528)-Ferreira,J (2539) Linares 2018}) 17. fxe4 Rad8 18. Bc4 c5 (18... b5 $11 19. Bxe6 fxe6) 19. d5 $14 Nc7 {[%cal Be6c7,Bc7e8,Be8d6][%mdl 32]} 20. Qd2 Ne8 21. Bd3 Nd6 22. Ng1 f6 (22... Nf6 {is interesting.} 23. Rfe1 Ng4 24. Nf3 f6 25. h3 Ne5) 23. Nf3 Nf7 24. a4 Ng7 25. Rde1 Ne5 26. Nxe5 Qxe5 27. Qf4 Ne8 28. Qxe5 {White is slightly better.} fxe5 29. Nb1 Nd6 30. b3 Rxf1+ {Accuracy: White = 63%, Black = 58%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.4"]
[White "Lenderman, Aleksandr"]
[Black "Wheeler, Cameron"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2638"]
[BlackElo "2383"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,75,23,26,26,40,14,13,21,70,71,78,83,80,81,70,77,76,67,76,77,64,80,74,80,81,87,83,98,152,152,164,157,152,169,159,162,169,163,159,144,165,161,148,112,114,121,118,124,116,92,250,245,302,268,345,330,356,356,373,352,620,567,585,581,543,524,491,497]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 a6 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4} Be6 7. Bxf6 $146 (7. e3 Nbd7 8. Bd3 c6 9. Qb3 Qb6 10. Qxb6 Nxb6 11. Bxf6 gxf6 12. Nh4 a5 13. O-O-O Bb4 {1-0 (40) So,W (2767)-Demchenko,A (2655) Khanty-Mansiysk 2019}) 7... Qxf6 8. Qb3 {The position is equal.} b5 9. a4 $1 ({Don't go for} 9. Nxd5 $2 Qd8 $19) 9... b4 10. Nxd5 Qd8 11. e4 c6 12. Qe3 $1 cxd5 13. exd5 Qxd5 14. Rc1 $1 {Bc4 is the strong threat.} Be7 {Threatens to win with ...Qb3.} 15. Bd3 $1 {[%cal Rd3e4][%mdl 1024] White has compensation.} Qd7 16. Be4 $1 {[%cal Re4a8]} Qa7 17. Qf4 $1 {Hoping for d5.} Nd7 {White must now prevent ...0-0.} 18. d5 $1 {[%cal Rd5e6]} g5 ({Black should play} 18... O-O) 19. Nxg5 $16 Bxg5 20. Qxg5 Qd4 {[#]} 21. O-O $1 Qxe4 22. dxe6 $40 {[%mdl 128] White goes for the king.} fxe6 {[#]} 23. Rfe1 $1 {[%cal Re1e4]} ({Stronger than} 23. Rc7 Rf8 $17) 23... Qg6 24. Qd5 $1 {[%mdl 64] Double Attack} O-O 25. Qxd7 Rad8 26. Qxe6+ Qxe6 27. Rxe6 {[%mdl 4096] Endgame KRR-KRR} Rd2 28. f3 Rxb2 29. Rxa6 Rd8 $2 (29... b3 $16) 30. h4 $18 b3 {White should prevent ...Rc2.} 31. Kh2 Rb8 32. a5 Ra2 {Strongly threatening ...b2.} 33. Rb6 Rd8 34. Rxb3 Rdd2 $2 (34... Rxa5 35. Rb7 Ra4) 35. Rb8+ {White is clearly winning.} Kg7 36. Rc7+ Kf6 37. Rb6+ Kf5 38. Rg7 {Accuracy: White = 93%, Black = 45%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.5"]
[White "Ringoir, Tanguy"]
[Black "Korley, Kassa"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2501"]
[BlackElo "2432"]
[Annotator "ChessBase"]
[PlyCount "40"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 0:00:11]} g6 {[%emt 0:00:00]} 2. e4 {[%emt 0:00:18]} Bg7 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:03:22]} d6 {[%emt 0:00:00]} 4. Be2 {[%emt 0:00:04]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:04]} O-O {[%emt 0:00:03]} 6. O-O {[%emt 0:00:10]} Nc6 {[%emt 0:00:12]} 7. Be3 {[%emt 0:00:37]} e5 {[%emt 0:03:25]} 8. dxe5 {[%emt 0:00:05]} dxe5 {[%emt 0:01:40]} 9. Bb5 {[%emt 0:00:06]} Qe7 {[%emt 0:03:30]} 10. Bxc6 {[%emt 0:00:06]} bxc6 {[%emt 0:00:02]} 11. Ne1 {[%emt 0:00:05]} Ba6 {[%emt 0:17:13]} 12. Nd3 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:06]} 13. Bg5 {[%emt 0:14:50]} h6 {[%emt 0:16:49]} 14. Bh4 {[%emt 0:00:19]} Rab8 {[%emt 0:02:14]} 15. Rb1 {[%emt 0:03:29]} Qe6 {[%emt 0:11:10]} 16. Qf3 {[%emt 0:02:44]} Bxd3 {[%emt 0:00:08]} 17. cxd3 {[%emt 0:00:02]} Rd4 {[%emt 0:06:00]} 18. b3 {[%emt 0:04:11]} Nd7 {[%emt 0:03:09]} 19. Na4 {[%emt 0:04:28]} Qd6 {[%emt 0:00:11]} 20. Rfd1 {[%emt 0:01:53]} f5 {[%emt 0:03:49]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.6"]
[White "Hilby, Craig"]
[Black "Jacobson, Brandon"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2434"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,83,50,66,31,54,9,20,20,9,4,13,13,13,0,0,0,0,0,0,-12,-12,-8,-17,-17,-15,-16,0,21,18,25,35,36,28,28,44,45,58,50,52,41,37,18,29,6,9,-31,48,54,50,54,59,-8,0,-33,-25,-21,-16,-30,-23,-14,0,0,0,-491,-475,-465,-438,-696,-669,-29996,-29997,-29997,-29998,-29998,-29999,-29999]} 1. d4 Nf6 2. c4 b6 {[%cal Bb7b6,Bb6b5,Bb5b4][%mdl 32]} 3. Nf3 Bb7 4. g3 c5 (4... Bxf3 5. exf3 e6 6. Bg2 c6 7. f4 d5 8. Nd2 g6 9. O-O Bg7 10. Qe2 O-O 11. Nf3 Nbd7 12. b3 Rc8 13. Ba3 {½-½ (29) Dubov,D (2700)-Mamedyarov,S (2765) Paris 2019}) 5. d5 b5 6. Nc3 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} b4 $1 {[%cal Rb4c3]} 7. Nb1 $146 (7. Na4 $5 {[%cal Ra4c5]}) ({Predecessor:} 7. Na4 e6 8. dxe6 fxe6 9. Bg2 Be7 10. O-O O-O 11. a3 Na6 12. axb4 cxb4 {0-1 (32) Abel,D (2441)-Shabalov,A (2522) Berlin 2015}) 7... g6 8. Bg2 {The position is equal.} Bg7 9. O-O d6 10. Re1 Nbd7 11. h3 O-O 12. a4 Nb6 13. Nbd2 a5 14. Rb1 {[%cal Ba1b1,Bb1b2,Bb2e2][%mdl 32]} e6 15. e4 exd5 16. exd5 Bc8 17. b3 Bf5 18. Rb2 h5 19. Nh4 Bd7 20. Nf1 Nh7 21. Rbe2 Bc3 22. Nd2 g5 $1 {[%cal Rg5h4]} 23. Nhf3 f5 24. Qc2 Nc8 25. h4 {And now hxg5 would win.} g4 26. Nh2 Qf6 27. f4 gxf3 (27... Rf7 $15) 28. Bxf3 $14 Qg6 29. Kh1 Nf6 30. Rf1 (30. g4 $1 $14) 30... Qg7 31. Nb1 Be5 32. Bg5 Ng4 ({Don't blunder} 32... Bxg3 $2 33. Rg2 $18) 33. Rg2 Ne7 34. Be2 $1 Ng6 35. Bd3 $1 Rf7 36. Bxf5 $2 {[%mdl 8192]} (36. Nxg4 $11 {and White stays safe.} hxg4 37. Rxf5 Bxf5 38. Bxf5) 36... Nxh2 $19 37. Kxh2 {[#]} Raf8 $1 38. Bxg6 (38. Bxd7 $142 Rxf1 39. Qe4) 38... Rxf1 39. Nd2 {[#]} Bxg3+ $1 {[%mdl 576] Deflection. Black mates.} 40. Rxg3 R8f2+ 41. Rg2 Qe5+ 42. Bf4 Qxf4# {Accuracy: White = 56%, Black = 71%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.7"]
[White "Iotov, Valentin"]
[Black "Talukdar, Rohan"]
[Result "1-0"]
[ECO "D99"]
[WhiteElo "2516"]
[BlackElo "2343"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,86,29,26,37,19,31,22,22,22,26,25,32,31,31,37,77,85,89,84,87,91,103,107,121,103,216,207,203,204,226,238,275,247,272,265,283,297,263,270,360,250,239,185,185,187,187,180,297,295,465,454,480,479,472,471,443,488,485,497,495,481,468,459,29979,29980,29999]} 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. Qb3 Nb6 6. d4 Bg7 7. e4 O-O 8. Be3 Bg4 9. Rd1 e6 10. Be2 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4][%mdl 32]} 11. Ng1 Bxe2 12. Ngxe2 Qe7 {D99: Grünfeld: Russian System: 7 e4 Bg4 8 Be3 Nfd7 9 Qb3} 13. O-O Na5 (13... Rfd8 14. e5 h6 15. a3 Na5 16. Qc2 c5 17. dxc5 Nbc4 18. Bc1 Nxe5 19. b4 Nac6 20. Ne4 {1-0 (58) Aronian,L (2805)-Kamsky,G (2732) Wijk aan Zee 2012}) 14. Qc2 Nac4 {The position is equal.} 15. Bc1 c5 16. d5 e5 {[#]} 17. a4 $146 {[%cal Ba2a4,Ba4a5][%mdl 32]} ({Predecessor:} 17. Na4 Nd6 18. Nxc5 Rfc8 19. b4 a5 20. a3 Nd7 21. Qd3 Nxc5 22. bxc5 Rxc5 23. a4 Rc4 24. Ba3 Rxa4 25. Rb1 Bf8 26. Bc5 b5 27. Rxb5 {½-½ (28) Sosonko,G (2530)-Birnboim,N (2445) Jerusalem 1986}) 17... Nd6 18. Nb5 Nd7 19. Nxd6 Qxd6 20. Nc3 a6 21. a5 f5 22. Na4 Rac8 23. b3 c4 (23... fxe4 $16 {was called for.} 24. Qc4 Kh8) 24. bxc4 $18 Qb4 25. c5 $1 {[%mdl 64] Deflection} Nxc5 26. Nb6 Rcd8 27. Bd2 Qb5 28. exf5 $1 Rxf5 29. Be3 Bf8 {[#]} 30. d6 $1 {[%mdl 512]} e4 (30... Rxd6 31. Rb1) 31. g4 Re5 32. Nc4 Ree8 {intending ...Nd3.} 33. Rd5 (33. Na3 Qd7 $11) 33... Qd7 34. h3 $1 $36 {[%mdl 2048] White is in control.} ({Weaker is} 34. Rxc5 Qxg4+ 35. Kh1 Qf3+ 36. Kg1 Qg4+ 37. Kh1 Qf3+ 38. Kg1 Qg4+ $11) 34... Nd3 (34... Qa4 $142 35. Rc1 Qxc2 36. Rxc2 Nd7) 35. Nb6 Qf7 (35... Qc6 {was worth a try.} 36. Qb3 Kh8) 36. d7 Re6 37. Qc7 $1 {[%csl LRb7,LRd8]} Be7 {[#] Black wants to play ...Rxb6.} 38. Nc8 $1 {[%cal Rc8e7]} Bf6 {[#] Threatens to win with ...Rc6.} 39. g5 $1 {[%cal Rg5f6]} Rc6 40. Qxb7 Qxd5 41. gxf6 {Black must now prevent Ne7+.} Rxd7 42. Ne7+ Rxe7 (42... Kf7 $18) 43. Qxe7 {[%csl Gf6][%cal Re7g7]} Rc8 44. Qg7# {Accuracy: White = 99%, Black = 47%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.8"]
[White "Yu, Jennifer"]
[Black "Karthik Venkataraman"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2321"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,136,81,70,5,4,-24,-9,-31,-20,-82,-83,-81,-45,-49,-44,-75,-83,-82,-85,-71,-71,-95,-89,-86,-66,-51,0,-89,-77,-82,-76,-90,-85,-183,-160,-204,-210,-260,-240,-352,-310,-313,-311,-282,-170,-158,-168,-170,-163,-160,-161,-160,-160,-164,-152,-149,-141,-172,-159,-281,-136,-368,-386,-1258,-1290,-1226,-1226,-1222,-609,-1281,-1242,-1243,-1204,-1021,-1103,-945,-823,-1453,-1380,-12843,-12841,-12849,-29937,-12848,-29936,-29939,-29940,-29943,-29943,-29950,0,-12789,-3827,-12764,-12365,-8447,-9530,-9441,-7272,-11508,-6561,-12850,-660,-29970,-29972,-29968,-12563,-29974,-29975,-29975,-29976,-29975,-29976,-29982,-29983,-29983,-29984,-29984,-29985,-29985,-29986,-29986,-29986,-29986,-29987,-29988,-29989,-29988,-29989]} 1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 e6 6. f4 {A43: Schmid Benoni} (6. Bd3 $14) (6. Nf3 exd5 7. cxd5 a6 8. h3 b5 9. Bd3 Nd7 10. O-O Ngf6 11. Bf4 Nb6 12. a4 b4 13. a5 bxc3 14. axb6 cxb2 15. Rb1 {½-½ (45) Potkin,V (2597)-Zvjaginsev,V (2642) Moscow 2018}) 6... exd5 $11 7. Nxd5 Nc6 {[%cal Bb8c6,Bc6d4,Bd4f3][%mdl 32]} 8. Bd3 {The position is equal.} Nf6 9. h3 (9. Nc3 $11) 9... Nxd5 10. cxd5 Qh4+ 11. Kf1 Nd4 $1 12. Be3 O-O 13. Nf3 Nxf3 $1 14. Qxf3 Bxb2 15. Rb1 $146 Bg7 16. g4 Qe7 17. h4 f5 (17... Bd7 $15) 18. exf5 (18. gxf5 $11 {remains equal.} gxf5 19. e5) 18... gxf5 $17 19. g5 b6 20. h5 Re8 {Played: Bc8-b7} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.9"]
[White "Narva, Mai"]
[Black "Yoo, Christopher Woojin"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2321"]
[BlackElo "2456"]
[Annotator "RC"]
[PlyCount "101"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:05:02]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:13]} d6 {[%emt 0:00:00]} 3. Bb5+ {[%emt 0:00:31]} Nd7 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:27]} a6 {[%emt 0:00:03]} 5. Bxd7+ {[%emt 0:04:43]} Bxd7 {[%emt 0:00:05]} 6. d4 {[%emt 0:01:03]} cxd4 {[%emt 0:00:04]} 7. Qxd4 {[%emt 0:00:34]} e5 {[%emt 0:00:06]} 8. Qd3 {[%emt 0:04:26]} Rc8 {[%emt 0:00:09]} 9. a4 {[%emt 0:06:43]} Qc7 {[%emt 0:03:46]} 10. Nc3 {[%emt 0:06:19]} h6 {[%emt 0:02:06]} 11. Rd1 {[%emt 0:07:15]} Nf6 {[%emt 0:00:15]} 12. Nd2 {[%emt 0:02:14]} Bg4 {[%emt 0:00:39]} 13. Re1 {[%emt 0:03:06]} Be7 {[%emt 0:01:40]} 14. Nf1 {[%emt 0:11:10]} O-O {[%emt 0:01:53]} 15. Qg3 {[%emt 0:11:01]} Kh8 {[%emt 0:18:31]} 16. Ne3 {[%emt 0:03:48]} Be6 {[%emt 0:00:21]} 17. Bd2 {[%emt 0:01:52]} Qd7 {[%emt 0:08:11]} 18. Qf3 {[%emt 0:08:12]} g6 {[%emt 0:07:40]} 19. Ncd5 {[%emt 0:07:16]} Bxd5 {[%emt 0:00:19]} 20. exd5 {[%emt 0:01:36]} Kg7 {[%emt 0:08:26]} 21. b3 {[%emt 0:04:37]} Bd8 {[%emt 0:04:28]} 22. a5 {[%emt 0:03:26]} Re8 {[%emt 0:04:38]} 23. Nc4 {[%emt 0:03:54]} Rc5 {[%emt 0:04:38]} 24. Rad1 {[%emt 0:01:42]} Rb5 {[%emt 0:06:02]} 25. Bc3 {[%emt 0:05:19]} Bc7 {[%emt 0:03:25]} 26. Na3 {[%emt 0:03:02]} Rxa5 {[%emt 0:00:42]} 27. Bxa5 {[%emt 0:00:12]} Bxa5 {[%emt 0:00:05]} 28. Re2 {[%emt 0:01:34]} Bb6 {[%emt 0:05:00]} 29. c4 {[%emt 0:01:21]} Bc5 {[%emt 0:01:45]} 30. Nb1 {[%emt 0:01:06]} Nh5 {[%emt 0:04:38]} 31. g3 {[%emt 0:00:55]} f5 {[%emt 0:01:06]} 32. Nd2 {[%emt 0:00:48]} a5 {[%emt 0:02:24]} 33. Kg2 {[%emt 0:00:19]} Nf6 {[%emt 0:02:13]} 34. Qc3 {[%emt 0:00:19]} b6 {[%emt 0:05:14]} 35. Rde1 {[%emt 0:00:44]} Rf8 {[%emt 0:04:58]} 36. f4 {[%emt 0:00:33]} Bb4 {[%emt 0:05:00]} 37. Qb2 {[%emt 0:00:24]} e4 {[%emt 0:00:23]} 38. Qd4 {[%emt 0:00:38]} Bc5 {[%emt 0:00:27]} 39. Qb2 {[%emt 0:00:11]} Kh7 {[%emt 0:01:55]} 40. h3 {[%emt 0:00:27]} g5 {[%emt 0:03:13]} 41. fxg5 {[%emt 0:00:37]} hxg5 {[%emt 0:01:08]} 42. Rf1 {[%emt 0:00:18]} e3 {[%emt 0:02:19]} 43. Nf3 {[%emt 0:00:40]} Ne4 {[%emt 0:00:10]} 44. Nd4 {[%emt 0:00:37]} f4 {[%emt 0:01:23]} 45. Ne6 {[%emt 0:00:20]} f3+ {[%emt 0:00:30]} 46. Rxf3 {[%emt 0:00:31]} Rxf3 {[%emt 0:00:28]} 47. Kxf3 {[%emt 0:00:16]} Nd2+ {[%emt 0:00:18]} 48. Kg2 {[%emt 0:01:03]} Qe7 {[%emt 0:00:43]} 49. Qc3 {[%emt 0:00:31]} Kg8 {[%emt 0:00:31]} 50. Rxe3 {[%emt 0:00:30]} Qf7 {[%emt 0:00:27]} 51. Qxd2 {[%emt 0:00:19]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.10"]
[White "Zapata, Alonso"]
[Black "Peng, Shunkai"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2434"]
[BlackElo "2315"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,80,0,4,0,0,0,0,0,0,0,0,-2,6,0,22,0,0,0,0,0,4,-22,-20,-50,-43,-96,-108,-81,-72,-79,-41,-59,0,0,0,0,0,-35,-31,-84,-77,-139,-133,-131,0,-141,0,0,0,-358,-351,-307,-285,-12832,-12832,-12830,-12832,-5681,-1556,-29982,-29982,-29990,-29991]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2 b5 9. O-O Nbd7 10. Re1 O-O 11. a4 {B91: Sicilian Najdorf: 6 g3} b4 12. Na2 $146 ({Predecessor:} 12. Nd5 Nxd5 13. exd5 a5 14. Qd2 Ba6 {½-½ (14) Acs,P (2594)-Palac,M (2548) Hungary 2019}) 12... a5 13. c3 {The position is equal.} bxc3 14. Nxc3 Nb6 15. Bg5 Bg4 16. Qd3 Be6 17. Nd2 h6 18. Bxf6 Bxf6 19. Nf1 Qd7 20. Red1 Bb3 21. Rd2 Bg5 22. f4 (22. Ne3 $15) 22... exf4 $17 23. h4 Bf6 {Threatens to win with ...fxg3.} 24. gxf4 Bc4 ({Much worse is} 24... Nxa4 $6 25. e5 $14) 25. Qe3 Bxf1 (25... Qc7 $15) 26. Bxf1 $11 Bxc3 27. bxc3 Nxa4 28. Rg2 {Hoping for Qd4!} Nc5 29. f5 {[#]} (29. e5 $1 $15) 29... Kh7 $1 $17 30. Bc4 (30. e5 $142) 30... Rae8 {Played: Qd7-e7} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.11"]
[White "Escalante Ramirez, Brian Sebasti"]
[Black "Park, Evan"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "2421"]
[BlackElo "2175"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,19,14,0,0,-16,8,0,0,0,0,0,0,-7,8,-16,-15,-17,-20,-21,30,-18,-22,-31,-33,-67,-56,-37,-39,-55,113,115,127,0,46,0,37,31,125,120,129,141,181,209,225,201,275,284,509,506,483,476,669,625,1070,1039,1132,1112,1449,1377,1447,1439,1925,1922,1711,1678,29996,29997,29997,29997,29997,29993,29996,29997]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bd6 5. d3 a6 6. Bxc6 {C48: Four Knights: 4 Bb5, replies other than 4...Bb4} (6. Ba4 b5 7. Bb3 Na5 8. d4 exd4 9. Qxd4 O-O 10. Bg5 Be7 11. e5 Ne8 12. Bxe7 Qxe7 13. Nd5 {½-½ (63) Hou,Y (2658)-Ponomariov,R (2686) Shenzhen 2018}) 6... dxc6 7. Bg5 O-O 8. Qe2 {The position is equal.} Re8 $146 ({Predecessor:} 8... h6 9. Bxf6 Qxf6 10. h3 Re8 11. g4 b5 12. a3 Bb7 13. h4 Qf4 14. Nh2 b4 15. Nd1 bxa3 16. bxa3 c5 17. Qe3 Qxe3+ 18. Nxe3 {1-0 (18) Aguilar Medina,J (1571)-Martinez Rodriguez,A ICCF email 2014}) 9. Nd2 Be7 10. Nc4 Nd7 11. Be3 Bf6 12. O-O Nf8 13. f4 exf4 14. Rxf4 Ne6 (14... Be6 $142) 15. Rf2 Nd4 16. Qd2 Be6 17. Na5 b6 18. Nb3 c5 19. Raf1 a5 $2 (19... Bh4 $15 {stays ahead.}) 20. Rxf6 $1 $16 {Strongly threatening R6f4.} gxf6 21. Qf2 (21. Bf2 $1 $16) 21... Nc6 (21... Bxb3 $5 22. axb3 c6 $11) 22. Qh4 Ne5 23. Rxf6 Ng6 (23... Kh8 $1 $14) 24. Qf2 $1 {[%mdl 1024] White has strong compensation.} a4 25. Nc1 Kg7 26. N1e2 a3 {[#]} (26... Qxf6 $2 27. Bh6+ $1 {[%mdl 512]} Kxh6 28. Qxf6 $18) 27. b3 $1 ({Less strong is} 27. Bg5 Qd6 $11) 27... Qd7 (27... Qxf6 $2 {[#] loses.} 28. Bh6+ $1 {[%mdl 512]} Kxh6 29. Qxf6 $18) 28. Ng3 Rad8 $2 (28... Kh8 29. Nh5 Rf8) 29. Nh5+ $18 Kh8 30. Ne2 Ne5 {[#]} (30... Bg4 $142 31. Rxf7 Qe6) 31. Rh6 $1 {[%mdl 512] Threatening mate with Qf6+.} f5 {Black hopes to continue with ...Ng4.} 32. Qg3 Ng4 33. Bd2 Rf8 34. Bc3+ Kg8 35. h3 {[%mdl 64] Pin} fxe4 36. hxg4 {White threatens Qe5 and mate.} exd3 37. Qe5 {Qh8+ would kill now.} Bxg4 38. Qh8+ {White mates.} Kf7 39. Rxh7+ Kg6 40. Rg7+ Kf5 41. Qh7+ {Accuracy: White = 67%, Black = 31%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.12"]
[White "Daggupati, Balaji"]
[Black "Song, Edward"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2311"]
[BlackElo "2411"]
[Annotator "ChessBase"]
[PlyCount "84"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} c5 {[%emt 1:40:30]} 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]} Nf6 {[%emt 0:00:30]} 5. Nc3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 6. Bg5 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 7. Qd2 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 8. O-O-O {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 9. f4 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 10. Nxc6 {[%emt 0:00:30]} Bxc6 {[%emt 0:00:30]} 11. Qe1 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 12. Bd3 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 13. Bxe7 {[%emt 0:00:30]} Qxe7 {[%emt 0:00:30]} 14. Qg3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 15. Rhe1 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 16. e5 {[%emt 0:00:30]} dxe5 {[%emt 0:00:30]} 17. Rxe5 {[%emt 0:00:30]} Nxd3+ {[%emt 0:00:30]} 18. Rxd3 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:30]} 19. Rxd8+ {[%emt 0:00:30]} Rxd8 {[%emt 0:00:30]} 20. Re1 {[%emt 0:00:30]} Qc5 {[%emt 0:00:30]} 21. Rd1 {[%emt 0:00:30]} Rxd1+ {[%emt 0:00:30]} 22. Nxd1 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 23. Ne3 {[%emt 0:00:30]} Qd4 {[%emt 0:00:30]} 24. a3 {[%emt 0:00:30]} Kh7 {[%emt 0:00:30]} 25. Qf2 {[%emt 0:00:30]} Bxg2 {[%emt 0:00:30]} 26. c3 {[%emt 0:00:30]} Qc5 {[%emt 0:00:30]} 27. Qd2 {[%emt 0:00:30]} Be4 {[%emt 0:00:30]} 28. b4 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 29. Nd1 {[%emt 0:00:30]} Qc4 {[%emt 0:00:30]} 30. Kb2 {[%emt 0:00:30]} Bd5 {[%emt 0:00:30]} 31. Kc1 {[%emt 0:00:30]} Qf1 {[%emt 0:00:30]} 32. Kb2 {[%emt 0:00:30]} Be4 {[%emt 0:00:30]} 33. Kb3 {[%emt 0:00:30]} Bf3 {[%emt 0:00:30]} 34. Nb2 {[%emt 0:00:30]} Bd5+ {[%emt 0:00:30]} 35. Kc2 {[%emt 0:00:30]} Qa1 {[%emt 0:00:30]} 36. c4 {[%emt 0:00:30]} bxc4 {[%emt 0:00:30]} 37. a4 {[%emt 0:00:30]} Be4+ {[%emt 0:00:30]} 38. Kc3 {[%emt 0:00:30]} Qa2 {[%emt 0:00:30]} 39. Nxc4 {[%emt 0:00:30]} Qxa4 {[%emt 0:00:30]} 40. Ne5 {[%emt 0:00:30]} f6 {[%emt 0:00:30]} 41. Nd7 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 42. Qd6 {[%emt 0:00:30]} Qc2+ {[%emt 0:00:30]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.13"]
[White "Tsolakidou, Stavroula"]
[Black "Guo, Arthur"]
[Result "0-1"]
[ECO "D24"]
[WhiteElo "2403"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,108,0,48,49,41,46,61,14,21,0,33,35,37,17,22,14,82,70,77,18,83,3,8,-17,12,-58,75,83,83,83,83,84,85,82,72,82,81,14,16,0,0,0,0,-179,-191,-143,0,0,0,0,16,-8,-4,-229,-202,-227,-219,-208,-225,-194,-199,-189,-156,-174,-172,-164,-173,-291,-279,-359,-343,-330,-381,-343,-358,-388,-402,-560,-552,-723,-517,-1063,-985,-6614,-5601,-12830,-6514,-12828,-5693,-12838,-12838,-12839,-12839,-12840,-12840,-12840,-12841,-12841,-12841,-12841,-12841]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 b5 (5... Bb4 6. Bxc4 Nxe4 7. O-O Nf6 8. Qa4+ Nc6 9. Ne5 Bd6 10. Nxc6 bxc6 11. Qxc6+ Bd7 12. Qf3 O-O 13. Bg5 Rb8 {1-0 (45) Giri,A (2780)-Duda,J (2730) chess.com INT 2019}) 6. e5 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3} Nd5 7. Nxb5 Nb6 8. a4 {White is slightly better.} a6 9. Na3 $146 ({Predecessor:} 9. Nc3 a5 10. Be2 Nc6 11. Bg5 Qd7 12. O-O Bb7 13. Nb5 {0-1 (39) Werle,J (2540)-Kriebel,T (2531) Novy Bor 2019}) 9... Bxa3 10. Rxa3 a5 $1 11. Ng5 {aiming for Qh5.} h6 12. Ne4 {Threatening Qg4.} (12. Nxf7 $2 Kxf7 13. Rg3 Kg8 $17) 12... Bb7 (12... Nc6 $11) 13. Nc5 $16 Bd5 14. Qg4 (14. Be2 $16) 14... Rh7 (14... g6 $11 {remains equal.}) 15. Rh3 ({White should try} 15. Be2 $16) 15... N8d7 $11 16. Bg5 Qc8 (16... Qb8 $5 {[%cal Rd7c5]} 17. Bd2 Nxc5 18. dxc5 Nd7 $11) 17. b3 (17. Be2 $11) 17... Nxc5 (17... Qb8 $1 $15 {stays ahead.} 18. Bc1 Nxc5 19. dxc5 Nd7 {[%mdl 64] Double Attack} 20. bxc4 Qb4+ 21. Bd2 Qb1+ 22. Qd1 Qxd1+ 23. Kxd1 Bc6) 18. dxc5 $16 {[%cal Rb3c4]} Nd7 19. bxc4 Bc6 20. Be2 $1 Nxe5 21. Qg3 Ng6 22. Bd3 f5 23. Bxh6 ({Better is} 23. Bd2 $16 Kf7 24. O-O) 23... Kf7 $11 24. Bg5 Rxh3 25. Qxh3 Rb8 {Strongly threatening ...Rb3.} 26. O-O $2 (26. Bc2 $1 $11 {and White is okay.}) 26... Rb3 $19 27. Rb1 {[#]} Rxb1+ (27... Ra3 $1 $17 28. Rd1 Be4) 28. Bxb1 $11 Qd7 {[%cal Rd7d1]} 29. Bd3 Be4 30. Be2 Qxa4 {Hoping for ...Qa1+.} 31. Qg3 $2 (31. Qc3 $11) 31... Qa1+ $19 32. Bf1 Ne5 {Threatens to win with ...Bd3!} 33. Qe3 {[#]} Bd3 $1 $40 {[%csl Gd3][%cal Ra1f1][%mdl 640] Black goes for the king.} 34. Qc1 Qxc1 35. Bxc1 {[#]} Bxf1 $1 36. Kxf1 Nxc4 {[%mdl 4096] Endgame And now ...a4 would win. KB-KN} 37. Ke2 Ne5 38. h3 (38. Bf4 $142 Kf6 39. h4) 38... c6 39. Ke3 Nd7 40. Kd4 e5+ 41. Kc4 Ke6 42. Bd2 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 43. Bc3 a3 {Black is clearly winning.} 44. h4 g6 45. f3 (45. Kb4 $142 a2 46. f3) 45... f4 46. Ba1 a2 47. Bc3 Kf5 48. Kb3 Nxc5+ 49. Kxa2 e4 50. fxe4+ Nxe4 51. Be1 Nf6 52. Kb3 Ng4 53. Bd2 Ke4 54. Be1 Ne3 {Accuracy: White = 23%, Black = 71%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.14"]
[White "Petesch, Gabriel"]
[Black "Ynojosa Aponte, Felix Jose"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2302"]
[BlackElo "2403"]
[Annotator "RC"]
[PlyCount "109"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. c4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 4. Nc3 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 5. e3 {[%emt 0:00:30]} Bd6 {[%emt 0:00:30]} 6. Qc2 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 7. Be2 {[%emt 0:00:30]} dxc4 {[%emt 0:00:30]} 8. Bxc4 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 9. Be2 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 10. O-O {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 11. e4 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 12. Bg5 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 13. Bh4 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 14. Rad1 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 15. dxe5 {[%emt 0:00:30]} Nxe5 {[%emt 0:00:30]} 16. Nd4 {[%emt 0:00:30]} Ng6 {[%emt 0:00:30]} 17. Bxf6 {[%emt 0:00:30]} gxf6 {[%emt 0:00:30]} 18. g3 {[%emt 0:00:30]} Ne7 {[%emt 0:00:30]} 19. Bh5 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 20. Qd2 {[%emt 0:00:30]} b4 {[%emt 0:00:30]} 21. Nce2 {[%emt 0:00:30]} Rcd8 {[%emt 0:00:30]} 22. Qxh6 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 23. Bxf7+ {[%emt 0:00:30]} Kxf7 {[%emt 0:00:30]} 24. Qh7+ {[%emt 0:00:30]} Ke8 {[%emt 0:00:30]} 25. Ne6 {[%emt 0:00:30]} Qc6 {[%emt 0:00:30]} 26. Nxf8 {[%emt 0:00:30]} Kxf8 {[%emt 0:00:30]} 27. Nf4 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 28. Ne6+ {[%emt 0:00:30]} Ke8 {[%emt 0:00:30]} 29. Rd2 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 30. Rfd1 {[%emt 0:00:30]} Qxe4 {[%emt 0:00:30]} 31. Qxe4 {[%emt 0:00:30]} Bxe4 {[%emt 0:00:30]} 32. Rxd6 {[%emt 0:00:30]} Nf5 {[%emt 0:00:30]} 33. Ng7+ {[%emt 0:00:30]} Nxg7 {[%emt 0:00:30]} 34. Re1 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 35. f3 {[%emt 0:00:30]} c3 {[%emt 0:00:30]} 36. bxc3 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 37. Rdd1 {[%emt 0:00:30]} bxc3 {[%emt 0:00:30]} 38. fxe4 {[%emt 0:00:30]} f4 {[%emt 0:00:30]} 39. gxf4 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 40. f5 {[%emt 0:00:30]} c2 {[%emt 0:00:30]} 41. Rc1 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 42. Kf2 {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 43. e5+ {[%emt 0:00:30]} Kxf5 {[%emt 0:00:30]} 44. e6 {[%emt 0:00:30]} Nxe6 {[%emt 0:00:30]} 45. Ke3 {[%emt 0:00:30]} Rc3+ {[%emt 0:00:30]} 46. Kd2 {[%emt 0:00:30]} Ra3 {[%emt 0:00:30]} 47. Rxc2 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 48. Rf1+ {[%emt 0:00:30]} Ke4 {[%emt 0:00:30]} 49. Rb2 {[%emt 0:00:30]} Rh3 {[%emt 0:00:30]} 50. Kc1 {[%emt 0:00:30]} Kd3 {[%emt 0:00:30]} 51. Kb1 {[%emt 0:00:30]} Nb5 {[%emt 0:00:30]} 52. Rc1 {[%emt 0:00:30]} Rh6 {[%emt 0:00:30]} 53. Rb3+ {[%emt 0:00:30]} Kd4 {[%emt 0:00:30]} 54. a4 Nd6 {[%emt 0:00:30]} 55. Rb6 {[%emt 0:01:00]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.15"]
[White "Paul, Justin"]
[Black "Sarkar, Justin"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2270"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,87,0,14,27,21,33,0,0,-60,25,23,24,23,42,26,33,33,35,36,22,-5,8,0,8,1,15,26,19,10,15,10,14,22,8,12,17,0,23,0,0,0,0,0,0,0,0,-20,-18,-502,-497,-498,-487,-495,-489,-524,-523,-619,-619,-616,-596,-607,-604,-582,-552,-632,-631,-937,-895,-937,-920,-29996,-29997,-29998,-29999,-29999]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 {White wants to play Bc4.} Bd7 {B27: Sicilian: 2 Nf3, unusual Black 2nd moves} 9. Nxd7 Nxd7 10. Qh4 $146 ({Predecessor:} 10. Bb5 Bg7 11. O-O O-O 12. Bxc6 Nb6 13. Qe4 bxc6 14. Rd1 Qc7 15. Bf4 Qb7 16. Be5 Bxe5 17. Qxe5 {½-½ (42) Vachier Lagrave,M (2745)-Giri,A (2734) Beijing 2013}) 10... Bg7 {The position is equal.} 11. Bh6 (11. Bd2 $11) 11... O-O (11... Bxc3+ $1 $15 12. bxc3 Qa5) 12. Bxg7 $11 Kxg7 13. O-O-O Qc8 14. Bb5 Nf6 15. Rhe1 a6 16. Bxc6 Qxc6 17. f3 Rfe8 18. Qd4 Rac8 19. Rd2 (19. Qe5 {looks sharper.} Qc5 20. f4 e6 21. Re2 Rc7 22. Qxf6+ Kxf6 23. Ne4+) 19... Rc7 20. Qe5 Kg8 21. h4 b5 22. a3 Rd7 23. Rxd7 Nxd7 24. Qd5 Qc7 25. Qg5 {Hoping for Nd5.} Nf6 26. h5 Nxh5 27. Nd5 {[%mdl 64] Double Attack} Qd7 28. Nxe7+ Kg7 {Strongly threatening ...f6.} 29. g4 h6 $40 {[%mdl 128] Black has some attack.} 30. Qe3 Nf6 31. Rh1 $2 {[%mdl 8192] [#]} (31. Qe5 $11 {and White stays safe.}) 31... g5 $1 $19 32. Re1 Kf8 33. Qc5 {Nf5+ is the strong threat.} Rxe7 34. Kb1 Qc7 35. Qb4 Nd5 36. Rxe7 Qxe7 37. Qd4 {[%cal Rd4h8]} Qe1+ 38. Ka2 Qe6 39. b3 Kg8 40. Qc5 Qe5 {( -> ...Nc3+)} 41. Qc8+ Kg7 {aiming for ...Nc3+.} 42. Qxa6 Nc3+ {Black mates.} 43. Kb2 {[#]} Na4+ $1 {[%mdl 64] Discovered Attack (Double check)} 44. Kc1 Qe1# {Accuracy: White = 29%, Black = 68%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.16"]
[White "Mulyar, Michael"]
[Black "Venkat, Raghav"]
[Result "1-0"]
[ECO "D64"]
[WhiteElo "2380"]
[BlackElo "2141"]
[Annotator "ChessBase"]
[PlyCount "121"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. c4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 4. Nc3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 5. Bg5 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 6. e3 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 7. Rc1 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 8. Qc2 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 9. Bh4 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 10. c5 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 11. dxe5 {[%emt 0:00:30]} Ne8 {[%emt 0:00:30]} 12. Bg3 {[%emt 0:00:30]} Nxc5 {[%emt 0:00:30]} 13. Be2 {[%emt 0:00:30]} Nc7 {[%emt 0:00:30]} 14. O-O {[%emt 0:00:30]} Nb5 {[%emt 0:00:30]} 15. Rfd1 {[%emt 0:00:30]} Nxc3 {[%emt 0:00:30]} 16. bxc3 {[%emt 0:00:30]} Qa5 {[%emt 0:00:30]} 17. Nd2 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 18. Nb3 {[%emt 0:00:30]} Nxb3 {[%emt 0:00:30]} 19. axb3 {[%emt 0:00:30]} Qb6 {[%emt 0:00:30]} 20. c4 {[%emt 0:00:30]} dxc4 {[%emt 0:00:30]} 21. Bxc4 {[%emt 0:00:30]} Bxc4 {[%emt 0:00:30]} 22. Qxc4 {[%emt 0:00:30]} Ba3 {[%emt 0:00:30]} 23. Ra1 {[%emt 0:00:30]} Qb4 {[%emt 0:00:30]} 24. Rd7 {[%emt 0:00:30]} Qxc4 {[%emt 0:00:30]} 25. bxc4 {[%emt 0:00:30]} Bb4 {[%emt 0:00:30]} 26. Rxb7 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 27. f4 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 28. Be1 {[%emt 0:00:30]} Rfb8 {[%emt 0:00:30]} 29. Rxb8+ {[%emt 0:00:30]} Rxb8 30. Bxb4 {[%emt 0:00:30]} axb4 {[%emt 0:01:00]} 31. Kf2 {[%emt 0:00:30]} b3 {[%emt 0:00:30]} 32. Ke2 {[%emt 0:00:30]} b2 {[%emt 0:00:30]} 33. Rb1 {[%emt 0:00:30]} Rb3 {[%emt 0:00:30]} 34. Kd2 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 35. g3 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 36. e4 {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 37. Kc2 {[%emt 0:00:30]} Re3 {[%emt 0:00:30]} 38. Rxb2 {[%emt 0:00:30]} Rxe4 {[%emt 0:00:30]} 39. Kd3 {[%emt 0:00:30]} Rd4+ {[%emt 0:00:30]} 40. Kc3 {[%emt 0:00:30]} Rd1 {[%emt 0:00:30]} 41. Rb6+ {[%emt 0:00:30]} Kf5 {[%emt 0:00:30]} 42. Rb7 {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 43. Rc7 {[%emt 0:00:30]} Rh1 44. Rxc5 {[%emt 0:00:30]} Rxh2 {[%emt 0:01:00]} 45. Rd5 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 46. Rd6+ {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 47. c5 {[%emt 0:00:30]} h4 {[%emt 0:00:30]} 48. gxh4 {[%emt 0:00:30]} Rxh4 {[%emt 0:00:30]} 49. Rd4 {[%emt 0:00:30]} Rh1 {[%emt 0:00:30]} 50. Kc4 {[%emt 0:00:30]} Re1 {[%emt 0:00:30]} 51. c6 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 52. fxg5 {[%emt 0:00:30]} Rxe5 {[%emt 0:00:30]} 53. c7 {[%emt 0:00:30]} Re1 {[%emt 0:00:30]} 54. Kb5 {[%emt 0:00:30]} Rb1+ {[%emt 0:00:30]} 55. Kc6 {[%emt 0:00:30]} Rc1+ {[%emt 0:00:30]} 56. Kb7 {[%emt 0:00:30]} Rb1+ {[%emt 0:00:30]} 57. Kc8 {[%emt 0:00:30]} Rc1 {[%emt 0:00:30]} 58. Rb4 {[%emt 0:00:30]} Kd6 {[%emt 0:00:30]} 59. Rb6+ {[%emt 0:00:30]} Ke5 {[%emt 0:00:30]} 60. Kb8 {[%emt 0:00:30]} Kf4 {[%emt 0:00:30]} 61. Rb5 {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.17"]
[White "Cezila Jr, Rubens"]
[Black "Vigorito, David"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2239"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,69,3,17,0,1,0,0,0,0,0,0,0,0,0,0,0,21,-47,-37,-34,51,29,52,64,58,3,3,8,4,0,30,15,38,15,31,22,66,54,71,35,44,36,102,0,175,174,239,250,264,269,564,547,565,606]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 O-O 9. O-O Nc6 10. Re1 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} Be6 11. Nd5 Bxd5 12. exd5 {The position is equal.} b5 13. Bf1 Nb4 14. c4 bxc4 15. Bxc4 Qa5 (15... Qc7 16. Rc1 Qb7 17. Bg5 Nbxd5 {1-0 (29) Anand,V (2756)-Giri,A (2779) Amsterdam 2019}) 16. Bd2 {[#] Threatens to win with Qb3.} Qc5 17. Bxb4 ({White should play} 17. Rc1 $11 Nbxd5 18. Bg5) 17... Qxb4 $15 ({Don't play} 17... Qxc4 {[#]} 18. Nxe5 $1 {[%mdl 512]} Qxb4 19. Nc6 $14) 18. b3 $146 Rfc8 ({Better is} 18... Bd8 $15) 19. Nd4 $1 $14 exd4 20. Rxe7 Qc5 21. Qf3 (21. g3 $14) 21... a5 $11 22. Rd1 Re8 23. Rb7 Re4 24. a4 $40 {[%mdl 128] White mounts an attack.} Rae8 {aiming for ...Qxc4!} 25. h3 h6 26. Kh2 Qc8 27. Ra7 Qd8 28. Bb5 R8e7 29. Ra6 $1 Rc7 ({Black should try} 29... Nxd5 $14 30. Bc6 Nc7) 30. Bd3 (30. Rc6 $16) 30... Re5 $2 (30... Rc3 $1 $11 {and Black is okay.}) 31. Rxa5 $18 Rc3 (31... Ne4 $142 32. Ra6 (32. Bxe4 Rc3 $11) 32... Rc3) 32. Rb5 g5 {intending ...Kg7.} 33. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} h5 $2 (33... Kg7 34. a6 Re7) 34. a6 g4 35. Qf4 {Accuracy: White = 60%, Black = 51%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.18"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Yanayt, Eugene"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2421"]
[BlackElo "2216"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,106,27,23,31,6,3,7,52,30,36,0,35,30,27,36,37,8,14,0,13,14,50,46,47,50,45,47,121,117,154,13,18,16,26,0,0,-37,-42,-42,-34,-95,-87,-102,-84,-73,-69,-349,-359,-347,0,0,0,0,30,24,47,0,0,0,0,-8,-8,-8,-8,-87,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-366,-366,-366,-366,-366,-366,-366,-366,-366,-366,-366,-366]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O e5 8. dxe5 dxe5 9. Bg5 Be6 10. Qa4 Qb8 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} 11. Bxf6 Bxf6 12. Nd2 Rd8 {The position is equal.} (12... Bg7 13. Rfd1 Rd8 14. Nb3 Nd4 15. Nc5 c6 16. e3 Bg4 17. exd4 exd4 18. N3e4 Bxd1 19. Rxd1 {1-0 (32) Carlsen,M (2835)-Firouzja,A (2607) St Petersburg 2018}) 13. Rfd1 $146 ({Predecessor:} 13. Nb3 Be7 14. Bxc6 bxc6 15. Qxc6 Rd6 16. Qe4 Bf5 17. Qxe5 Bf6 18. Qe3 {1-0 (30) Alfaro Caracas,W (2153)-Espinoza Solano,J (2029) Managua 2019}) 13... Nd4 14. Rac1 c6 15. e3 Nf5 $1 16. b4 a6 17. Qc2 Be7 18. Rb1 Qc7 19. Na4 b6 {[%cal Bb7b6,Bb6b5][%mdl 32]} 20. c5 b5 21. Nb6 Rab8 22. Nb3 Bg5 (22... Nd6 $1 $14) 23. Na5 Ne7 24. a4 ({White should try} 24. Rxd8+ $16 Rxd8 25. Rd1) 24... f5 25. axb5 axb5 26. Rxd8+ Rxd8 27. Rd1 e4 28. Nb3 Bf6 29. f3 (29. Nd4 $15 Bxd4 30. Rxd4) 29... Rxd1+ $17 30. Qxd1 exf3 31. Bxf3 Qe5 $1 {[%cal Re5e3]} 32. Na5 $2 {[%mdl 8192]} ({White must play} 32. Qd3 $15) 32... Qxe3+ $19 33. Kg2 f4 $2 (33... Bd4 $19 {...f4 is the strong threat.} 34. Qe2 Qxe2+ 35. Bxe2 Bc3) 34. Nxc6 $11 fxg3 {( -> ...Qf2+)} (34... Nxc6 $5 35. Nd5 $8 {[%mdl 64] Double Attack} Qe5 36. Nxf6+ Qxf6 37. Bxc6 fxg3 38. hxg3 Qb2+ 39. Kf1 Qxb4 $11) 35. Nxe7+ Bxe7 36. hxg3 Qh6 37. Qe2 Qh3+ 38. Kf2 Bf6 {And now ...Qh2+ would win.} 39. Qxe6+ {[%mdl 64] Remove Defender} Qxe6 40. Bd5 Kf7 {White must now prevent ...Bc3.} 41. Kf3 (41. Bxe6+ $11 {keeps the balance.} Kxe6 42. Na8) 41... Be5 ({Better is} 41... Bc3 $17 42. c6 Be5) 42. g4 h5 43. gxh5 gxh5 44. Ke4 h4 45. Bxe6+ Kxe6 {[%mdl 4096] Endgame KB-KN} 46. Kf3 h3 47. Nc8 Bb8 48. c6 $2 {[%mdl 8192] [#]} (48. Nb6 $11 {and White stays safe.}) 48... Kd5 $1 $19 {[%cal Rd5c6] Black is winning.} 49. Na7 Kc4 50. Nxb5 Kxb5 51. Kf2 Bh2 (51... Kxb4 {[#]} 52. c7 $1 $11 {[%mdl 512]}) (51... Kxc6 52. Kg1 $19) 52. c7 Bxc7 53. Kg1 Kxb4 {[%mdl 32768] Accuracy: White = 39%, Black = 52%. . An unexpected result.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.19"]
[White "Wang, Tianqi"]
[Black "Martinez, Isaac"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2314"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "236"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,236,0,0,0,7,0,0,0,0,1,0,-4,12,-9,-12,-8,-8,-14,0,-3,12,-12,0,0,27,0,22,17,33,44,33,48,45,45,43,48,45,41,45,25,41,34,70,70,70,70,70,70,70,70,70,70,79,79,79,79,79,79,87,79,79,76,87,80,81,72,79,79,94,94,94,70,87,87,87,48,122,72,122,0,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,122,102,102,102,102,102,102,0,102,102,102,34,34,34,34,34,34,0,34,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,34,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,34,0,0,0,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. e3 a6 5. Qb3 (5. Nf3 b5 6. b3 Bg4 7. a4 bxc4 8. bxc4 Nbd7 9. Be2 e6 10. O-O Bd6 11. h3 Bh5 12. a5 O-O 13. Ba3 Bxa3 14. Rxa3 dxc4 15. Bxc4 {½-½ (44) Grandelius,N (2691)-McShane,L (2688) Eskilstuna 2019}) 5... e6 6. c5 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} Nbd7 7. Nf3 b6 8. cxb6 Qxb6 9. Qxb6 Nxb6 10. Bd2 $146 ({Predecessor:} 10. Ne5 c5 11. dxc5 Bxc5 12. Nd3 Bd6 13. Be2 {1-0 (49) Krueger,S (1748)-Langnese,K (1648) Berlin Pankow 2005}) 10... c5 11. dxc5 Bxc5 12. Rc1 Bd6 13. Be2 Bb7 14. O-O O-O 15. Rfd1 Rac8 16. Be1 Rfd8 17. h3 g6 18. Nd4 Nc4 19. Na4 e5 20. Nb3 Bc6 21. Bxc4 Bxa4 22. Bxa6 Rb8 $1 23. Ba5 Re8 {With the idea ...Ra8.} 24. Bc3 Bxb3 25. axb3 Rxb3 26. Bc4 dxc4 27. Rxd6 Ne4 28. Rc6 Nxc3 29. bxc3 $14 {[%mdl 4096] Endgame KRR-KRR} Rb2 30. Rxc4 Rd8 31. Rb4 Ra2 {[#]} 32. Rb5 $1 Rdd2 33. Rf1 Rac2 34. Rxe5 Rxc3 35. Re4 Rcc2 36. Rf4 Kg7 37. g4 h6 38. Kg2 Ra2 39. Kg3 Rac2 40. Re4 Ra2 41. h4 g5 42. Re5 Kg6 ({Black should try} 42... gxh4+ $14 43. Kg2 (43. Kxh4 Rxf2 44. Rxf2 Rxf2 $11) 43... Rdb2) 43. Rf5 Rd6 44. Re5 Rdd2 $1 45. h5+ Kg7 46. Rf5 Re2 47. Rd1 {[#] aiming for Rd7!} Rad2 48. Rxd2 Rxd2 $16 {KR-KR} 49. Kf3 Ra2 50. Rd5 Ra4 51. Rd4 Ra2 52. Kg3 Ra3 53. Rd2 Rb3 54. Kf3 Rb4 55. Rd6 Ra4 56. e4 Ra3+ 57. Ke2 Ra1 58. f3 Ra3 59. Rd3 (59. Kf2 $16) 59... Ra1 (59... Rxd3 $1 $11 60. Kxd3 Kf6) 60. Ke3 Ra4 61. e5 (61. Rb3 $16) 61... Ra1 62. Ke4 Ra4+ 63. Rd4 Ra1 64. Rd3 Ra5 65. e6 fxe6 66. Rd7+ Kg8 67. Re7 Rb5 68. Rxe6 Kg7 69. Re7+ Kg8 70. Re5 Rb7 71. Re6 Kg7 72. Rg6+ Kh7 73. Rd6 Kg7 74. Rc6 Rf7 75. Rd6 Ra7 76. Rd4 Rf7 77. Ke3 Ra7 78. Rd6 Re7+ 79. Kf2 Ra7 80. Rg6+ Kh7 81. Rf6 Kg7 82. Rf5 Ra4 83. Re5 Ra7 (83... Ra2+ {is more complex.} 84. Ke3 Ra3+ 85. Ke4 Ra4+ 86. Ke3 Ra3+) 84. Rd5 Rb7 85. Rd4 Rf7 86. Ke3 Ra7 87. Ke4 Re7+ 88. Kd3 Ra7 89. Kc4 Rf7 {The position is equal.} 90. Rd3 Ra7 91. Kc5 Rc7+ 92. Kd6 Rf7 93. Ke6 Rf6+ 94. Ke5 {And now Rd7+ would win.} Rf7 95. Re3 Re7+ 96. Kd4 Rf7 97. Kd5 Rd7+ 98. Ke6 (98. Kc4 {feels hotter.} Ra7 99. Kb4 Kf6 100. Kc5 Ra5+ 101. Kb6) 98... Rf7 99. Kd6 {Threatens to win with Re7.} Rf6+ 100. Kd7 Rf4 101. Re7+ Kg8 102. Re6 Kg7 103. Re3 Rd4+ 104. Ke8 Rf4 105. Re7+ Kg8 106. Re6 Kg7 107. Re3 (107. Re7+ {looks sharper.}) 107... Rf8+ 108. Kd7 Rf4 109. Kd6 Rf6+ 110. Kd5 Rf7 111. Ke4 Re7+ 112. Kd3 Ra7 113. Re4 Ra3+ 114. Ke2 Ra2+ 115. Ke3 Ra3+ 116. Kf2 Ra2+ 117. Re2 Ra4 118. Kg2 Ra8 {Accuracy: White = 54%, Black = 64%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.04"]
[Round "6.20"]
[White "Mahajan, Rushaan"]
[Black "Ezra Paul Chambers"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2006"]
[BlackElo "2265"]
[Annotator "ChessBase"]
[PlyCount "50"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} d6 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 3. c4 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 4. Nc3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 5. Bg5 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 6. e3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 7. h3 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 8. Be2 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 9. Nxe4 {[%emt 0:00:30]} Bxe4 {[%emt 0:00:30]} 10. O-O {[%emt 0:00:30]} Qe8 {[%emt 0:00:30]} 11. d5 {[%emt 0:00:30]} Bxf3 {[%emt 0:00:30]} 12. Bxf3 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 13. Be2 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 14. Qc2 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 15. Rad1 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 16. b3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 17. dxe6 {[%emt 0:00:30]} Qxe6 {[%emt 0:00:30]} 18. Bf3 {[%emt 0:00:30]} Rfe8 {[%emt 0:00:30]} 19. a3 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 20. Bxe4 {[%emt 0:00:30]} Qxe4 {[%emt 0:00:30]} 21. Qxe4 {[%emt 0:00:30]} Rxe4 {[%emt 0:00:30]} 22. a4 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 23. Bf4 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 24. Rd5 {[%emt 0:00:30]} Bc3 {[%emt 0:00:30]} 25. g4 {[%emt 0:00:30]} Rf8 {[%emt 0:00:30]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.1"]
[White "Ali Marandi, Cemil Can"]
[Black "Chandra, Akshat"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2537"]
[BlackElo "2524"]
[Annotator "TA"]
[PlyCount "26"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,26,0,2,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 $146 ({Predecessor:} 8... d5 9. exd6 Nxd4 {½-½ (15) Grischuk,A (2775)-So,W (2754) Stavanger 2019}) 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} Qe6 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.2"]
[White "Tang, Andrew"]
[Black "Lenderman, Aleksandr"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2511"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,38,7,16,6,16,17,64,62,62,0,0,0,0,0,0,0,0,-16,-11,0,6,6,15,10,20,22,17,17,15]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. c3 e6 7. Bb5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (7. Qa4 Nd7 8. Ne5 Ndxe5 9. Bxe5 cxd4 10. Bb5 dxe3 11. Bxc6+ bxc6 12. Qxc6+ Ke7 13. fxe3 f6 14. O-O Kf7 {½-½ (36) Sjugirov,S (2667)-Sakaev,K (2584) Yaroslavl 2019}) 7... Qb6 8. Qa4 Nd7 9. Ne5 $1 {[%cal Re5g4] White is slightly better.} Ndxe5 10. Bxe5 ({Much weaker is} 10. dxe5 Bh5 $11) (10. dxc5 $14 Nd3+ 11. Bxd3 Qxb2 {[%mdl 64] Double Attack} 12. Rb1 Qxc3 {[%mdl 64] Double Attack} 13. Bb5) 10... a6 $11 {The position is equal.} 11. Bxc6+ Qxc6 12. Qxc6+ bxc6 13. f3 Bh5 $146 ({Predecessor:} 13... Bf5 14. Kf2 f6 {0-1 (40) Sykes,C (1924)-Greet,A (2431) Edinburgh 2009}) 14. Nb3 f6 15. Bg3 cxd4 16. cxd4 a5 17. Rc1 Bb4+ 18. Ke2 a4 19. Nc5 Bxc5 $1 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.3"]
[White "Jacobson, Brandon"]
[Black "Grabinsky, Aaron"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2472"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,66,52,62,26,22,0,18,33,80,83,81,72,80,14,31,19,37,24,21,-36,-32,-35,-23,-174,8,11,91,77,103,85,327,305,519,414,404,315,876,842,853,818,1895,1845,1320,1029,2006,2022,1902,1932,29984,29985,29993,29993,29998,29999,29999]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 d6 4. d4 cxd4 5. Nxd4 b6 6. e4 Bb7 7. Qe2 e6 8. Bg5 {A34: Symmetrical English: 2 Nc3, lines with ...d5} Be7 9. f4 a6 (9... h6 $5 {[%cal Rh6g5]} 10. Bxf6 Bxf6 $11) 10. O-O-O {The position is equal.} Qc7 $146 ({Predecessor:} 10... Nbd7 11. f5 e5 12. Bxf6 Nxf6 13. Nc2 Rc8 14. Kb1 Rc5 15. Qe3 O-O 16. Nb4 Qa8 17. Nbd5 Bxd5 18. exd5 b5 19. cxb5 axb5 20. Bxb5 Nxd5 21. Nxd5 {½-½ (21) Quinteros,M (2515)-Andersson,U (2590) Buenos Aires 1980}) 11. f5 $1 e5 12. Bxf6 Bxf6 13. Nf3 (13. Nc2 $1 $16) 13... Nd7 14. Kb1 Be7 15. g4 b5 16. cxb5 (16. h4 $11) 16... axb5 $15 17. Rc1 O-O {And now ...Rfc8 would win.} 18. g5 $2 (18. Nxb5 Qa5 $17) (18. Nd5 $11 Qd8 19. Qxb5 (19. Nxe7+ Qxe7 20. Nd2 Nc5 $17)) 18... Nc5 $2 (18... Rfc8 $19 19. f6 b4 20. fxe7 Qa5) 19. b4 $11 {f6 is the strong threat.} Nd7 {[#]} (19... Na6 $1 $11) 20. f6 $1 $36 {[%cal Rf6e7][%mdl 2048] White has strong initiative.} (20. Qxb5 $6 Rfb8 $11) (20. Nxb5 $6 Qb6 $11) 20... gxf6 {[#]} 21. Bh3 $1 {Hoping for Rhg1.} ({Reject} 21. Nxb5 $6 Qb6 $15) 21... Nb6 $2 (21... Kh8 $16) 22. Bf5 $18 {Threatens to win with Qg2.} ({Don't take} 22. Nxb5 Qb8 $18) 22... Bc8 $2 ({Inferior is} 22... Qc4 23. Qg2 $16) (22... Rfc8 {was necessary.}) 23. gxf6 Bxf6 24. Nd5 {[%cal Bc3d5,Bd5f6,Bf6h7][%mdl 32]} Qd8 $2 (24... Nxd5 25. Rxc7 Bxf5) 25. Qg2+ Kh8 {[#]} 26. Rxc8 $1 {[%mdl 512]} Nxc8 {[#]} (26... Rxc8 27. Nxb6) 27. Qh3 $1 {[%csl Gf5][%cal Rh3h7][%mdl 512]} Bh4 28. Nxh4 {Threatening mate with Nf3.} Ne7 29. Nf6 {Ng6+! would kill now.} Kg7 30. Nxh7 {White threatens Qg4+ and mate.} Ng6 31. Nxg6 {White mates.} Rg8 {[#]} 32. Rg1 {Played: Ng6xe5} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.4"]
[White "Korley, Kassa"]
[Black "Bajarani, Ulvi"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2432"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,35,16,10,0,16,4,20,14,21,21,29,8,38,18,46,25,27,19,31,33,32,27,31,28]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nf6 6. Nge2 O-O 7. O-O Re8 8. Ng3 {C01: French: Exchange Variation} Bg4 9. Nce2 (9. f3 Be6 10. Bf4 Nbd7 11. Nce2 Bf8 12. h4 c5 13. c3 Qb6 14. b3 Rac8 15. Rc1 cxd4 16. cxd4 {½-½ (79) Negi,P (2656)-Holt,C (2565) San Francisco 2017}) 9... c6 10. c3 $146 {The position is equal.} ({Predecessor:} 10. Bf4 Nbd7 11. c3 Bf8 12. Qc2 g6 13. f3 Be6 14. Rae1 Qb6 15. b4 a5 {0-1 (53) Neubauer,M (2465)-Rapport,R (2444) Szentgotthard 2010}) 10... Bd6 11. f3 Be6 12. Bf4 Qc7 13. Qd2 Nbd7 14. Bxd6 Qxd6 15. Qf4 Qxf4 16. Nxf4 Nf8 17. Rfe1 Bd7 18. Kf2 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.5"]
[White "Mulyar, Michael"]
[Black "Iotov, Valentin"]
[Result "1/2-1/2"]
[ECO "D16"]
[WhiteElo "2380"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,34,25,21,20,28,21,21,10,6,7,7,2,10,8,0,0,-5,-5,-3,-3]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 e6 6. e3 c5 7. Bxc4 Nc6 8. O-O cxd4 9. exd4 Be7 {D16: Slav Defence: 5 a4: Lines with 5...Bg4 and 5...Na6} 10. d5 (10. Bf4 O-O 11. h3 Nb4 12. Re1 Bd7 13. d5 exd5 14. Bxd5 Nbxd5 15. Nxd5 Nxd5 16. Qxd5 b6 17. Bc7 Qxc7 18. Rxe7 {½-½ (57) Giri,A (2780)-Duda,J (2730) chess.com INT 2019}) 10... exd5 11. Nxd5 {The position is equal.} Nxd5 12. Qxd5 Be6 13. Qxd8+ Rxd8 14. Bxe6 fxe6 15. Bg5 Rd5 $146 ({Predecessor:} 15... Ne5 16. Nxe5 Bxg5 17. f4 {½-½ (85) Petrova,I (2173)-Schut,L (2305) Athens 2012}) 16. Bxe7 Kxe7 17. Rfe1 Rhd8 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.6"]
[White "Karthik Venkataraman"]
[Black "Petesch, Gabriel"]
[Result "1-0"]
[ECO "C81"]
[WhiteElo "2470"]
[BlackElo "2302"]
[Annotator "RC"]
[PlyCount "59"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:01:13]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:04]} 3. Bb5 {[%emt 0:00:00]} a6 {[%emt 0:00:14]} 4. Ba4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:07]} 5. O-O {[%emt 0:00:07]} Nxe4 {[%emt 0:00:35]} 6. d4 {[%emt 0:00:06]} b5 {[%emt 0:00:05]} 7. Bb3 {[%emt 0:00:04]} d5 {[%emt 0:00:04]} 8. dxe5 {[%emt 0:00:04]} Be6 {[%emt 0:00:09]} 9. Qe2 {[%emt 0:00:08]} Nc5 {[%emt 0:03:33]} 10. Rd1 {[%emt 0:00:24]} Qd7 {[%emt 0:03:16]} 11. Nc3 {[%emt 0:08:42]} Ne7 {[%emt 0:04:19]} 12. Be3 {[%emt 0:01:17]} Na4 {[%emt 0:10:48]} 13. Bxa4 {[%emt 0:07:19]} bxa4 {[%emt 0:00:14]} 14. Bc5 {[%emt 0:00:05]} Qc6 {[%emt 0:03:24]} 15. Ba3 {[%emt 0:00:21]} Nc8 {[%emt 0:08:39]} 16. Bxf8 {[%emt 0:02:59]} Kxf8 {[%emt 0:01:39]} 17. Nd4 {[%emt 0:06:43]} Qd7 {[%emt 0:03:25]} 18. b3 {[%emt 0:00:28]} Nb6 {[%emt 0:03:07]} 19. bxa4 {[%emt 0:01:05]} Ke7 {[%emt 0:14:22]} 20. a5 {[%emt 0:02:13]} Nc4 {[%emt 0:06:17]} 21. Nf5+ {[%emt 0:00:35]} Kf8 {[%emt 0:01:19]} 22. Ne3 {[%emt 0:00:05]} Nxe3 {[%emt 0:03:07]} 23. Qxe3 {[%emt 0:00:12]} Qc6 {[%emt 0:01:19]} 24. Qd4 {[%emt 0:01:52]} Rd8 {[%emt 0:04:25]} 25. Qb4+ {[%emt 0:00:29]} Ke8 {[%emt 0:01:24]} 26. Rd4 {[%emt 0:00:37]} Qa8 {[%emt 0:01:23]} 27. Qc5 {[%emt 0:01:02]} Rb8 {[%emt 0:08:53]} 28. Rxd5 {[%emt 0:01:08]} Rd8 {[%emt 0:00:46]} 29. Rad1 {[%emt 0:02:08]} Rc8 {[%emt 0:04:04]} 30. Rd7 {[%emt 0:02:28]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.7"]
[White "Guo, Arthur"]
[Black "Brodsky, David"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2301"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,146,12,13,10,14,10,26,0,20,0,0,0,9,0,17,16,12,0,34,18,42,18,40,30,36,-10,-12,-10,-12,-8,0,0,20,18,28,0,12,-49,-37,-55,-46,-59,-60,-60,-60,-59,-64,-70,-70,-122,-121,-135,-129,-143,-97,-106,-105,-167,-155,-202,-227,-220,-191,-183,-174,-218,-74,-73,-63,-64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,-8,-6,-8,-8,0,-11,0,0,0,-9,0,-9,-7,-8,-10,-9,-7,-6,-11,-12845,-12846,-12846,-12847,-12850,-12851,-12851,-27999,-12851,-29976,-29976,-29977,-12851,-29977,-27999,-27999,-27999,-27999,-27999,-27998,-27999,-27998,-27999,-27999,-27996,-27988,-27997,-27997,-27999,-27999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nf3 {B91: Sicilian Najdorf: 6 g3} (7. Nde2 {is more complex.} Be7 8. Bg2 b5 9. Nd5 Nbd7 10. Nec3) (7. Nde2 Be7 8. Bg2 O-O 9. O-O b5 10. Nd5 Nxd5 11. Qxd5 Ra7 12. Be3 Rb7 13. Qd2 Nd7 14. Nc3 Nf6 15. Bg5 Be6 16. Bxf6 Bxf6 17. Nd5 Bg5 {½-½ (43) Vitiugov,N (2732)-Yu,Y (2763) Khanty-Mansiysk 2019}) 7... Be7 8. Nh4 g6 9. Bg2 {White has an edge.} Be6 10. h3 O-O 11. O-O Nbd7 12. Bh6 Re8 13. Qd2 Nf8 $146 ({Predecessor:} 13... Rc8 14. Nf5 Nb6 {1-0 (25) Fedorov,A (2558)-Ciorgovean,I (2201) Alba Iulia 2018}) 14. a4 Qc7 15. Nf3 Bd7 16. Ng5 Ne6 17. Nxe6 Bxe6 18. Nd5 Bxd5 19. exd5 Nd7 20. a5 Bf8 21. Be3 Bg7 22. c4 e4 ({Wrong is} 22... Qxc4 $2 23. Rfc1 $18) 23. Rac1 Nc5 24. Bxc5 (24. Rc2 $11) 24... dxc5 $15 25. d6 Qc6 {Strongly threatening ...Bd4.} 26. d7 Red8 27. Qd5 Qxd5 28. cxd5 f5 ({But not} 28... Bxb2 29. Rxc5 Rxd7 30. Rb1 $11) 29. Rxc5 Rxd7 30. g4 (30. Rd1 $15) 30... Bd4 $17 31. Rc4 Rxd5 32. Rc7 Rb8 33. b4 Be5 34. Rc2 (34. Rc5 $17 {keeps fighting.} Rxc5 35. bxc5) 34... Rbd8 $19 35. gxf5 gxf5 36. Rfc1 Bf4 37. Re1 Rd1 38. Kf1 R8d4 (38... Kg7 $19 {...Kf6 is the strong threat.} 39. Rb2 Be5) 39. Rxd1 $17 Rxd1+ {[%mdl 4096] Endgame KRB-KRB} 40. Ke2 Rb1 ({Black should play} 40... Rd5 $15 41. Rc5 Rxc5 42. bxc5 Kf7) 41. Rc5 $1 $11 Rb2+ 42. Kf1 Rb1+ 43. Ke2 Rb2+ 44. Kf1 Rxb4 45. Rxf5 Bc7 46. Rc5 Bf4 47. Rf5 Bc7 48. Rc5 Bd6 49. Rg5+ Kf7 50. Rg4 Rb1+ 51. Ke2 Rb2+ 52. Kf1 Rb1+ 53. Ke2 Rb2+ (53... b5 {seems wilder.} 54. Bxe4 Rb2+ 55. Kf1 Bc5 56. Rf4+ Ke6) 54. Kf1 Bc7 (54... Bb4 {looks sharper.} 55. Bxe4 Bxa5 56. Rh4 Bc3 57. Rxh7+ Bg7) 55. Bxe4 Bxa5 56. Rh4 Bc3 57. Rxh7+ Bg7 58. h4 Rb4 59. f3 $2 {[%mdl 8192] [#]} (59. Bd5+ $11 Kg6 60. Bg8) 59... Rxe4 $1 $19 {[%mdl 512]} 60. fxe4 Kg6 61. Rxg7+ Kxg7 {KPP-KPP} 62. Ke2 a5 63. e5 Kg6 (63... a4 $19 64. Kd3 Kg6) 64. Kd3 a4 65. Kc4 {[#]} b5+ $1 {[%mdl 512]} 66. Kxb5 {KPP-KP. Black mates.} a3 67. h5+ Kg7 68. h6+ Kxh6 69. e6 {[#]} Kg7 $1 70. Kc6 a2 71. e7 a1=Q {( -> ...Qa4+)} ({Stronger than} 71... Kf7 72. Kd7 $11) 72. Kd7 Qa4+ 73. Kd8 Kf7 {Accuracy: White = 39%, Black = 59%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.8"]
[White "Peng, Shunkai"]
[Black "Escalante Ramirez, Brian Sebasti"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "2315"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,42,27,16,10,0,-181,-181,-205,-207,-206,-201,-600,-597,-808,-779,-1104,-1069,-1882,-1787,-1881,-921]} 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. Bc4 Bd7 10. Bb3 Rc8 11. O-O-O Nxd4 12. Bxd4 b5 $1 13. h4 {White wants to play h5. B78: Sicilian Dragon: Yugoslav Attack, 9 Bc4 Bd7 10 0-0-0 Rc8} (13. Nd5 Nxd5 14. Bxg7 Kxg7 15. exd5 a5 16. a3 b4 17. axb4 axb4 18. Qxb4 Kg8 19. Rhe1 Re8 20. Re3 Rb8 21. Qc3 {1-0 (39) Le,Q (2704)-Mamedov,R (2650) Hengshui 2019}) 13... a5 $1 {[%cal Ra5a4] [#] aiming for ...a4.} 14. a4 $2 (14. a3 $11 {and White is okay.}) 14... bxa4 $19 15. Nxa4 {Black is clearly better.} Bxa4 16. Bxa4 {[#]} Rc4 $1 {[%cal Rc4a4]} 17. Bxf6 $2 (17. Bb3 Nxe4 18. Qe3 Rxd4 19. Rxd4) 17... Bxf6 {Black is clearly winning.} 18. b3 $146 ({Predecessor:} 18. Bb3 Qb6 19. Qd3 Rd4 20. Qe2 a4 {0-1 (32) Rudolf,A (2249)-Fruebing,S (2284) Budapest 2006}) 18... Qb6 19. Rdf1 Rd4 ({Less strong is} 19... Rxa4 20. bxa4 Rc8 21. Kd1 $17) 20. Qf2 Qb4 {( -> ...Qa3+)} 21. c4 Qc3+ {Accuracy: White =  8%, Black = 88%.} (21... Rb8 $142 22. Qa2 Qc3+ 23. Qc2 Qe3+ 24. Kb1 Rd2) 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.9"]
[White "Song, Edward"]
[Black "Narva, Mai"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2411"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,60,42,50,42,41,50,44,37,38,41,62,55,47,54,46,52,53,89,115,100,129,197,198,243,209,195,200,206,-443,0,0,0,0,0,0,0,0,0]} 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 b5 10. Bxf6 gxf6 11. Kb1 Qb6 12. Nxc6 Bxc6 13. f5 b4 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7} 14. Ne2 {[%cal Bc3e2,Be2g3,Bg3h5][%mdl 32]} e5 15. Ng3 h5 {And now ...h4 would win.White is slightly better.} 16. h4 Qc5 17. Qe2 Ke7 $1 18. Nxh5 Bb5 19. Qg4 $1 $36 {[%mdl 2048] White is pushing.} Bh6 $1 20. Rd5 {[#]} (20. Bxb5 axb5 21. Qe2 Rxa2 $3 $19 {[%mdl 512]}) 20... Qb6 $146 ({Predecessor:} 20... Qc7 21. Qd1 {½-½ (37) Svidler,P (2749)-Dubov,D (2594) Moscow 2012}) 21. Qd1 {aiming for Nxf6!} (21. Bxb5 axb5 22. Rhd1 Rxa2 $1 $19 {[%mdl 512]}) 21... Bc6 {[#]} 22. Nxf6 $1 ({Reject} 22. Rxd6 $6 Rad8 $11) 22... Kxf6 (22... Bg5 $16) 23. Rxd6+ $18 Ke7 24. f6+ Ke8 {[#]} 25. Bc4 $1 Bf8 26. Bxf7+ $2 (26. Qd3 $18 {Strongly threatening Bxf7+!} Bxd6 27. Qxd6) 26... Kxf7 $11 {[#]} 27. Rd7+ $1 {[%mdl 512] The position is equal.} Bxd7 28. Qxd7+ Kg6 $1 ({And not} 28... Kxf6 29. Rf1+ Kg6 30. Qg4+ Kh6 31. Qg5+ {[%mdl 64] Double Attack} Kh7 32. Rf7+ Bg7 33. Rxg7#) 29. Qf5+ Kf7 30. Qd7+ Kg6 $1 {Accuracy: White = 70%, Black = 88%.} ({Weaker is} 30... Kxf6 31. Rf1+ Kg6 32. Qg4+ Kh6 33. Qg5+ {[%mdl 64] Double Attack} Kh7 34. Rf7+ Bg7 35. Rxg7#) 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.10"]
[White "Sarkar, Justin"]
[Black "Cezila Jr, Rubens"]
[Result "1-0"]
[ECO "E30"]
[WhiteElo "2385"]
[BlackElo "2239"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,79,0,-8,-15,0,-8,-1,-3,27,16,21,14,64,69,66,60,66,67,116,114,107,97,115,103,248,230,218,156,143,150,285,289,279,279,279,280,272,275,277,262,253,265,272,267,348,312,357,356,371,366,464,461,462,451,451,431,532,515,582,562,571,566,574,354,995,1035,1845,1806,2126,2041]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 b6 6. f3 c5 7. d5 {E30: Nimzo-Indian: Leningrad Variation} Bxc3+ (7... exd5 8. cxd5 d6 9. e4 Nbd7 10. Nge2 O-O 11. a3 Bxc3+ 12. Nxc3 Ne5 13. Be2 Ng6 14. Bf2 Nf4 {½-½ (56) Gasanov,E (2504)-Tiviakov,S (2662) Nakhchivan 2015}) 8. bxc3 d6 9. e4 {The position is equal.} g5 $146 ({Predecessor:} 9... e5 10. Bd3 Nbd7 11. Ne2 Nf8 12. Bf2 Ng6 13. Qd2 Bd7 14. a4 O-O {½-½ (34) Shankland,S (2539)-Barus,C (2420) Biel 2011}) 10. Bf2 Qe7 11. h4 {[#] hxg5 is the strong threat.} Rg8 (11... g4 $5) 12. hxg5 hxg5 13. Qd2 Nbd7 14. dxe6 Qxe6 15. Nh3 $36 {[%mdl 2048] White is on the roll.} g4 16. Nf4 Qe5 17. O-O-O g3 (17... Ba6 $16 18. Bh4 O-O-O) 18. Be3 Ba6 19. Kc2 O-O-O 20. Qxd6 Rh8 (20... Qxd6 $16 21. Rxd6 Rh8) 21. Qc6+ $18 Qc7 22. Qxc7+ Kxc7 23. Rxh8 Rxh8 24. Nd5+ Nxd5 25. cxd5 Bxf1 26. Bf4+ Kb7 27. Rxf1 {[%mdl 4096] Endgame KRB-KRN} c4 28. Rg1 Nc5 29. Bxg3 Nd3 30. Kd2 f5 31. exf5 Rh5 32. Ke3 Rxf5 33. Kd4 b5 34. Bd6 Kc8 35. f4 Kd7 36. Be5 Rf7 37. g4 b4 $2 (37... Nxf4 38. Bxf4 Rxf4+ 39. Kc5 a6) 38. Kxc4 {White is clearly winning.} Nxe5+ 39. fxe5 {[#] White wants to mate with e6+.} Rf4+ 40. Kb3 {Accuracy: White = 81%, Black = 30%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.11"]
[White "Yoo, Christopher Woojin"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2456"]
[BlackElo "2501"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,58,11,12,15,30,17,11,13,12,0,0,0,41,46,53,85,102,103,120,111,110,17,17,-26,-26,-25,-25,-27,-27,-27,-29,-27,-27,-27,-27,-27,-27,-29,-29,-29,-29,-29,-29,-30,-29]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 b4 9. a5 {C84: Closed Ruy Lopez: Unusual White 6th moves} O-O 10. c3 (10. Nbd2 h6 11. Re1 Rb8 12. h3 Be6 13. Ba4 Nxa5 14. d4 c5 15. dxe5 dxe5 16. Nxe5 c4 17. Qe2 Rc8 18. Ndf3 {½-½ (25) Vitiugov,N (2730)-Tomashevsky,E (2702) Satka 2018}) 10... Rb8 11. Nbd2 {The position is equal.} Be6 12. Nc4 Qc8 13. d4 {aiming for d5.} Bg4 14. Ba4 Qb7 15. Ne3 $146 ({Predecessor:} 15. d5 Na7 16. Ne3 Bh5 17. Nf5 Bd8 18. Qd3 {1-0 (28) Raghavi,N (2253)-Harstad,C (2002) Oslo 2014}) 15... Bc8 16. Nd5 Nxd5 17. exd5 Nxa5 18. cxb4 (18. dxe5 $16 {Hoping for Bc2.} bxc3 19. bxc3) 18... Qxb4 $11 19. dxe5 (19. Bd2 $5 {[%cal Rd2b4]} Qb6 20. Bc3 $11) 19... Nb3 {Black has an edge.} 20. Bxb3 Qxb3 21. Qxb3 Rxb3 22. Nd4 Rd3 23. Nc6 Re8 24. Nxe7+ Rxe7 25. exd6 cxd6 26. Bf4 Rxd5 27. Rad1 Rxd1 28. Rxd1 {[#]} d5 $1 {[%mdl 512]} 29. f3 (29. Rxd5 Re1#) 29... Bb7 {Accuracy: White = 71%, Black = 82%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.12"]
[White "Wheeler, Cameron"]
[Black "Zapata, Alonso"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2383"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,91,50,53,48,54,54,50,25,61,57,103,90,112,107,133,134,152,155,248,239,252,249,235,239,237,240,245,244,321,317,328,347,291,96,97,48,52,25,148,150,197,168,225,182,185,194,178,182,252,187,270,224,291,264,398,167,163,147,307,283,12833,12834,12835,12835,12835,12835,12833,6295,881,732]} 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 c6 5. g3 e5 6. Bg2 Be7 7. O-O O-O 8. Qc2 Re8 9. Rd1 Qc7 10. h3 Bf8 11. e4 a6 12. Be3 b5 13. cxb5 {A55: Old Indian Defence with Nf3 and e4} cxb5 14. Rac1 (14. a3 Bb7 15. d5 Rac8 16. Qe2 Qb8 17. Nd2 Be7 18. h4 Rc7 19. Nb3 Bd8 20. Rac1 h5 {0-1 (39) Markus,R (2623)-Cabrilo,G (2547) Belgrade 2014}) 14... Bb7 15. Qb1 {next Nxb5! is good for White.White is slightly better.} Qb8 16. b4 Rc8 17. d5 Be7 18. a4 $146 ({Predecessor:} 18. Nd2 Ne8 19. Nb3 Bd8 20. a4 a5 21. Nxa5 bxa4 22. Nxa4 Bxa5 23. bxa5 Rxa5 {½-½ (42) Urban,K (2457)-Kuzmicz,K (2375) Opole 2006}) 18... bxa4 19. Nxa4 Ne8 20. Nd2 Nc7 (20... Rxc1 $16 {is a better defense.} 21. Rxc1 Qd8) 21. h4 $18 Nb5 22. Bh3 Rxc1 23. Rxc1 (23. Qxc1 $6 Qe8) 23... Qd8 24. Nc4 Rb8 25. Na5 h6 26. Qd3 Bf8 27. Nc6 Bxc6 28. Rxc6 $2 (28. dxc6 $18 Nf6 {[#]} 29. Ba7 $1 {[%mdl 576] Promotion}) 28... Nd4 $16 29. Bxd4 exd4 30. Bxd7 {[#] And now Bg4 would win.} Qxd7 (30... Rxb4 $11 31. Bg4 (31. Qxa6 Qxd7 32. Nb6 Rb1+ 33. Kg2 Qg4 $11) 31... Rxa4) 31. Qxd4 Re8 32. Kg2 f5 (32... Qe7 $142) 33. Nb6 ({And not} 33. Rxa6 Rxe4 34. Qd3 Rxb4 $14) 33... Qf7 34. exf5 Qxf5 35. Nc4 Qb1 (35... Qe4+ {was called for.} 36. Qxe4 Rxe4) 36. Nd2 $36 {[%mdl 2048] White is on the roll.} ({But not} 36. Rxa6 $6 Re4 $16) 36... Qa2 (36... Qd1 $142) 37. Nf3 Qa4 38. Qc4 Rb8 (38... Qb5 $142 39. Qxb5 axb5) 39. Rxa6 (39. Qe2 $142) 39... Qxb4 $18 40. Qe2 Kh8 $2 (40... Qg4 $16 {was worth a try.} 41. Qe3 Rb4) 41. Qe6 Qc4 $2 (41... Qc5 42. Qe4 Qc8) 42. Rc6 {White is clearly winning.} Qd3 43. Rc8 Rxc8 44. Qxc8 Kg8 45. Qe6+ Kh7 46. Qf7 {Accuracy: White = 76%, Black = 22%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.13"]
[White "Moon, Benjamin"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2237"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,79,43,41,58,43,75,73,98,80,94,50,67,60,93,79,178,72,84,61,63,62,159,154,217,187,234,231,228,224,335,318,424,211,210,194,211,195,202,195,170,135,339,213,335,282,296,278,470,459,658,653,699,627,920,900,1226,1197,29985,29986,29986,29987,29983,29984]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Be7 5. h3 O-O 6. Nbd2 b6 7. Bd3 Bb7 8. O-O cxd4 9. exd4 Nc6 10. c3 Nd5 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems} (10... d6 11. Bh2 g6 12. Qe2 Re8 13. Rfe1 Bf8 14. a4 Rc8 15. Nc4 d5 16. Nce5 Nxe5 17. Bxe5 a5 18. Bb5 {1-0 (45) Li,C (2720)-Yudasin,L (2517) chess.com INT 2017}) 11. Bh2 f5 12. Re1 Bf6 $146 {White is better.} ({Predecessor:} 12... Rf6 13. Rc1 d6 14. c4 Nc7 15. Bf1 Qd7 16. Nb1 f4 17. Nc3 Kh8 18. a3 {0-1 (35) Zuluaga Mancilla,C (2316)-Rodriguez Vila,A (2556) Bogota 2010}) 13. Nc4 Ba6 14. Nce5 Bxe5 15. Nxe5 Bb7 16. Nc4 Nce7 (16... Ba6 $16) 17. a4 (17. Nd6 $1 $18 {[%cal Rd6b7] has better winning chances.} Bc6 18. Qd2) 17... Ng6 18. Nd6 Bc6 19. Qd2 $36 {[%mdl 2048] Threatens to win with c4. White has some pressure.} Nh4 {[#]} (19... Qh4 $14) 20. c4 $1 $16 Nf6 (20... Nxg2 $16 21. Kxg2 Ne3+ {[%mdl 64] Discovered Attack (Double check)} 22. Kg1 Qg5+ 23. Bg3 f4 {[%mdl 64] Pin}) 21. Bf1 a5 {[#]} 22. d5 $1 {[%mdl 512]} exd5 {intending ...Ne4.} 23. Qd4 f4 (23... Ng6 $142 24. Nxf5 Re8 25. Rxe8+ Qxe8 26. Qxb6 Kh8) 24. Bxf4 $18 Nh5 25. Bg3 (25. Be3 $142) 25... Nxg3 26. fxg3 Nf5 27. Nxf5 Rxf5 {[#]} 28. cxd5 $1 Bb7 29. g4 Rf6 $2 (29... Qf6 $16 30. Rad1 Rf4 31. Qxf6 Rxf6) 30. Bc4 Kh8 (30... d6 {was necessary.} 31. Re6 Qc7 32. Rxf6 gxf6) 31. Re2 Qf8 32. Rae1 Rc8 $2 (32... h6 {was called for.} 33. b3 Qc5 34. Qxc5 bxc5 35. Re8+ Rf8) 33. b3 h6 (33... Qc5 $142 34. Qxc5 bxc5) 34. Re7 Rd6 35. h4 {Played: Qd4-e5} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.14"]
[White "Yanayt, Eugene"]
[Black "Tsolakidou, Stavroula"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2216"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,70,20,0,10,-2,9,9,9,0,10,0,20,3,57,47,47,38,49,-59,-33,-104,-93,-188,-191,-232,-215,-373,-367,-409,-381,-396,-263,-264,-223,-252,-214,-342,-342,-339,-336,-381,-393,-531,-515,-592,-592,-588,-575,-561,-573,-639,-646,-870,-834,-933,-913,-835,-827]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Bd7 6. Ne5 Bc6 7. Nxc6 Nxc6 8. O-O Qd7 {E04: Open Catalan: 5 Nf3} 9. Nc3 (9. e3 Rd8 10. Qe2 e5 11. Nc3 Be7 12. d5 Nb4 13. e4 Nd3 14. Be3 b5 15. a4 a6 16. axb5 axb5 {1-0 (47) Firouzja,A (2607)-Grachev,B (2626) St Petersburg 2018}) 9... Rd8 10. Bg5 Be7 $146 {The position is equal.} ({Predecessor:} 10... Nxd4 11. Bxb7 Be7 12. e3 Nf5 13. Qf3 O-O 14. Rad1 Nd6 15. Bf4 Rb8 16. Bc6 {1-0 (27) Ozenir,E (2154)-Kansal,E (1877) Antalya 2017}) 11. Bxf6 Bxf6 12. e3 e5 {[%cal Re5d4]} 13. Nd5 Be7 (13... exd4 $11 14. Rc1 dxe3 15. Nxf6+ gxf6) 14. dxe5 O-O 15. Qh5 g6 16. Qh6 (16. Qf3 $1 $14) 16... Nxe5 $15 17. Rad1 (17. Qf4 $15 Qd6 18. Qe4) 17... Nd3 $36 {[%mdl 2048] Black is in control.} 18. e4 (18. b3 $17 {was necessary.}) 18... c6 $19 ({But not} 18... Nxb2 19. Rb1 $15) 19. Bh3 Qd6 20. Ne3 $2 (20. Nf4) 20... Qc5 {Played: Qd6-e5} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.15"]
[White "Ynojosa Aponte, Felix Jose"]
[Black "Park, Evan"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2403"]
[BlackElo "2175"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,133,22,27,-27,27,-12,-14,0,0,0,20,24,42,34,153,153,153,153,153,153,153,155,168,143,154,149,152,152,175,152,154,152,152,152,150,143,159,154,208,208,257,253,251,233,244,216,288,281,391,389,383,367,516,555,541,155,537,473,467,500,463,397,758,735,910,879,719,137,592,592,592,592,592,592,592,592,1101,1035,990,932,932,724,592,0,534,503,512,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 O-O 8. Bd3 Nbd7 9. h3 Re8 10. Nf3 Nf8 11. O-O g6 12. Rab1 Ne6 13. b4 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} (13. Bh6 $142) (13. Bh4 Ng7 14. b4 a6 15. a4 Bf5 16. b5 axb5 17. axb5 Bxd3 18. Qxd3 Nf5 19. Bxf6 Bxf6 20. Qc2 Nd6 21. Nd2 {0-1 (47) Navara,D (2730)-Hansen,S (2566) Reykjavik 2015}) 13... a6 {[#]} (13... Nxg5 $142 14. Nxg5 Bd6) 14. a4 $146 ({Predecessor:} 14. Bh6 Ng7 15. Bxg7 Kxg7 16. a4 Be6 17. Rfc1 Qc8 18. Qd1 Bd6 19. b5 axb5 20. axb5 Re7 21. bxc6 bxc6 22. Ng5 h6 23. Nxe6+ Qxe6 {1-0 (40) Cvitan,O (2527)-Saric,I (2339) Bosnjaci 2006}) 14... Nxg5 15. Nxg5 Nh5 16. Nf3 Ng7 17. b5 axb5 18. axb5 Ne6 (18... Bd6 $14) 19. bxc6 $16 bxc6 20. Ne5 Qc7 {[#]} 21. Nxc6 $1 {[%mdl 512]} Bb7 (21... Qxc6 22. Bb5) 22. Nxe7+ Rxe7 23. Qb3 Qd6 24. Rfc1 Ng5 25. Nb5 Qb8 26. Nc7 Rxc7 27. Rxc7 Qxc7 28. Qxb7 Qxb7 29. Rxb7 {[%mdl 4096] Endgame KRB-KRN} Ra1+ 30. Rb1 Ra3 (30... Rxb1+ $16 31. Bxb1 Ne6) 31. h4 $18 Ne4 32. Bxe4 dxe4 {KR-KR} 33. Rb8+ Kg7 34. Re8 f5 35. Re7+ Kg8 36. g4 fxg4 37. Kg2 h5 (37... h6 {is a better defense.} 38. Rxe4 h5) 38. Rxe4 Kf7 39. Re5 $2 (39. f3 $18 {and White stays clearly on top.} Ra2+ 40. Kg3) 39... Kf6 $2 (39... Ra1 $16 {is tougher.} 40. Re4 Kf6) 40. f3 Ra2+ 41. Kg3 gxf3 42. Kxf3 Rh2 $2 (42... Ra1 43. Re8 Kf7) 43. Re4 $1 {[%cal Re4f4]} g5 44. hxg5+ Kxg5 45. Kg3 $2 (45. d5 $18 Rd2 46. Re5+ Kg6 47. e4) 45... Rd2 $2 {[%mdl 8192]} (45... Rh1 $16 {is a better chance.} 46. Re5+ Kf6) 46. Re5+ Kg6 47. d5 Rd1 {[#]} 48. e4 $1 Rg1+ {[#]} 49. Kf2 $1 {[%cal Rf2g1]} Rd1 {and the idea ...h4 leaves Black hopeful.} 50. Ke2 Rd4 51. Kf3 Rd1 52. Re8 Kg5 53. Re5+ Kg6 54. Re6+ Kg5 55. d6 $2 (55. Ke2 $18 Rd4 56. Ke3) 55... h4 $11 {The position is equal.} 56. e5 {aiming for Re7.} h3 {( -> ...h2)} 57. Kg3 Rd3+ 58. Kh2 Kg4 59. Rh6 Rd2+ 60. Kh1 Rd1+ 61. Kh2 Rd2+ 62. Kg1 Kg3 {[%cal Rd2d1]} 63. Rg6+ Kf4 64. e6 h2+ 65. Kh1 {Intending e7 and mate.} Rxd6 66. Kxh2 {And now e7! would win.} Rd8 67. e7 {Accuracy: White = 65%, Black = 38%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.16"]
[White "Talukdar, Rohan"]
[Black "Xu, Grant"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2343"]
[BlackElo "2228"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,70,20,0,28,15,15,10,80,25,21,0,21,18,22,0,0,5,6,0,0,0,0,0,0,-19,-5,-8,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-6,-9,0,0,0,0,13]} 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. O-O O-O 12. Bf4 Bxf4 13. Nxf4 Ne4 14. Nh5 Bd7 {C06: French Tarrasch: 3...Nf6 4 e5 Nfd7 5 Bd3 main lines} 15. Ng3 Ng5 {[#] ...Nxf3+ is the strong threat.} 16. Ne5 Rf4 (16... Nxe5 $11 17. dxe5 Nf7) 17. Ne2 (17. Qd2 $16 Nxe5 18. dxe5) 17... Rf8 $11 18. Ng3 {The position is equal.} Nxe5 19. dxe5 Nf7 20. f4 (20. Qe2 {keeps more tension.} Nh6 21. Rae1 Qb6 22. Qe3 Qxe3 23. Rxe3 Rac8 24. f4) 20... Qb6+ 21. Kh1 Bb5 22. Bxb5 Qxb5 {[#]} 23. a4 $146 ({Predecessor:} 23. Ne2 Nh6 24. Nd4 {0-1 (47) Shirov,A (2658)-Volkov,S (2547) Linares 2019}) 23... Qd7 24. Qd4 Nd8 25. b4 Nc6 26. Qd2 a6 27. Ne4 Qe7 28. Nd6 Nd8 29. Qd4 Nf7 $1 30. Nxf7 Qxf7 31. Rac1 Rac8 {[#] aiming for ...Rxc1.} 32. Rc5 Rxc5 33. bxc5 Rc8 34. Rb1 Qc7 35. g3 Qxc5 {Accuracy: White = 59%, Black = 63%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.17"]
[White "Puckett, Matthew"]
[Black "Yu, Jennifer"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2148"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,80,6,6,5,4,8,11,14,17,16,35,25,29,29,20,29,36,18,25,21,37,4,6,3,20,8,2,0,0,-8,-4,-29,-22,-26,-23,-26,-27,-25,-63,-64,-25,-27,-24,-26,0,-19,0,-36,-15,-33,-30,-31,-18,-19,-20,-61,0,-58,-19,-18,-15,-10,-14,-15,-11,-28,-1,-1,-1,-1,-1,-1,-1]} 1. d4 d5 2. c4 e6 3. Nf3 a6 4. e3 Nf6 5. Bd3 (5. b3 c5 6. Bb2 cxd4 7. exd4 b6 8. Bd3 Bb7 9. O-O Be7 10. Nbd2 O-O 11. Qe2 Nc6 12. Rac1 Re8 {½-½ (39) Radjabov,T (2758)-Sjugirov,S (2662) Khanty-Mansiysk 2019}) 5... dxc4 6. Bxc4 {D30: Queen's Gambit Declined: Systems without Nc3} c5 7. O-O Nc6 8. dxc5 Bxc5 9. Qxd8+ Kxd8 10. a3 b5 11. Be2 Bb7 12. b4 Bb6 $146 ({Predecessor:} 12... Bd6 13. Bb2 Ke7 {½-½ (23) Mueller,H-Becker,A Tatatovaros 1935}) 13. Bb2 Ke7 14. Nc3 Rhd8 15. Rfd1 Rxd1+ 16. Rxd1 Bc7 17. h3 Bd6 18. Bd3 Rd8 19. Bb1 h6 20. Rd2 g5 21. Kf1 Nb8 22. e4 Nfd7 23. Nd1 Nc6 24. Ne3 Nde5 25. Nxe5 Nxe5 26. f3 f6 27. Ba2 Rc8 28. Bb3 h5 29. Rc2 Rd8 30. Rd2 Rd7 31. Rd1 Rc7 32. Ke2 Rd7 (32... a5 $15) 33. Nf1 (33. Kf1 $11) 33... Ng6 34. Kf2 h4 35. Ne3 Bg3+ 36. Kf1 {[#] Hoping for Bxf6+!} Rxd1+ 37. Bxd1 Ne5 38. Ng4 {The position is equal.} Nxg4 39. hxg4 Bf4 40. Bc2 Bc6 {Accuracy: White = 60%, Black = 53%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.18"]
[White "Venkat, Raghav"]
[Black "Wang, Tianqi"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2141"]
[BlackElo "2314"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,148,22,50,50,50,52,60,53,59,47,52,39,59,35,29,-12,9,27,67,0,0,-59,-58,-57,-47,-34,-41,-133,-116,-175,-165,-233,-191,-208,-223,-208,-182,-169,-180,-329,-337,-323,-322,-322,-323,-320,-306,-335,-310,-280,-330,-301,-7,-7,-7,-8,18,-110,-103,-101,-89,-168,-168,-161,-155,-168,-168,-168,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-16,-16,-16,-16,-16,-16,-16,-16,-16,-14,-66,-66,-141,-7,-8,0,-8,-8,-9,0,0,0,0,0,-2,-6,-33,-33,-33,-33,-66,-59,-2418,-1965]} 1. c4 Nf6 2. Nc3 c5 3. Nf3 b6 4. g3 Bb7 5. Bg2 e6 6. O-O Be7 7. Re1 d6 8. e4 a6 9. d4 {A30: Symmetrical English: Double Fianchetto and Hedgehog} cxd4 10. Nxd4 Qc8 (10... Qc7 11. Be3 Nbd7 12. Rc1 Rc8 13. f4 Qb8 14. g4 h5 15. g5 Ng4 16. g6 Rxc4 17. gxf7+ Kxf7 18. Bf1 Nxe3 19. Rxe3 Rxd4 20. Qxd4 b5 21. Rg3 Bf6 22. e5 Bd8 23. Ne4 Bb6 {0-1 (23) Ding,L (2774)-Carlsen,M (2837) Saint Louis 2017}) 11. b3 {White is slightly better.} Nbd7 12. Ba3 O-O 13. f4 Re8 14. Bb2 $146 ({Predecessor:} 14. g4 Nf8 15. f5 N6d7 16. Rc1 Qc7 17. Rc2 Rad8 18. Nce2 e5 19. Nf3 Bxe4 {0-1 (44) Jelic,G (2192)-Nedeljkovic,D (2137) Belgrade 2010}) 14... g6 15. a4 Bf8 16. Nc2 Nc5 17. b4 (17. Ne3 $1 $14) 17... Ncd7 $1 $11 ({Not} 17... Nb3 $2 18. Ra3 $18) 18. e5 (18. Ne3 $11) 18... Bxg2 $15 19. Kxg2 dxe5 20. fxe5 Nh5 $1 21. Qd4 (21. Qe2 $15) 21... Rd8 $17 {Strongly threatening ...Nc5.} 22. Qe4 (22. Rad1 $17) 22... a5 $19 23. bxa5 (23. Nb5 {keeps fighting.}) 23... Nc5 24. Qf3 Nd3 ({Resist} 24... Rxa5 25. Red1 $17) 25. axb6 Nxe1+ 26. Rxe1 Qxc4 {aiming for ...Qb3.} 27. Rf1 (27. Re2 $142) 27... Rd2+ 28. Kh3 {[#]} Nf4+ $1 {[%mdl 512]} 29. Qxf4 Qxf4 30. Rxf4 Rxc2 31. Ba1 {Black must now prevent a5!} Bc5 32. b7 Rb8 33. Rc4 Ba7 $2 (33... Rxb7 $19 34. Rxc5 Rc1) 34. Rc8+ $11 Kg7 35. Nb5 $1 Ra2 {[%mdl 64] Double Attack} 36. Nxa7 (36. Bd4 $1 $11 {was the only way to keep the balance.} Rxb7 37. Bxa7) 36... Rxb7 $17 37. Bd4 Rxa4 {[%mdl 64] Double Attack} 38. Bc5 (38. Nc6 $17 {was necessary.}) 38... g5 $1 $19 {[%mdl 1024] Black has strong compensation.} 39. Nc6 Rb2 $1 {( -> ...g4+)} 40. Nd4 h5 {...Raa2 is the strong threat.} 41. g4 {[#]} Raa2 $2 (41... Rd2 $1 $19 {[%cal Rd2d3] And now ...Rd3+ would win.} 42. gxh5 Rdxd4 43. Bxd4 Rxd4) 42. gxh5 $11 Rxh2+ 43. Kg4 Rag2+ 44. Kf3 g4+ 45. Ke4 Rxh5 46. Be7 Rf2 47. Bf6+ Rxf6 48. exf6+ Kxf6 {[%mdl 4096] Endgame KRN-KR} 49. Kf4 Rd5 50. Ne2 Rd2 51. Ke3 Ra2 52. Rg8 Ra4 53. Ng3 Ke7 54. Rg7 Kf8 55. Rg5 f6 56. Rb5 Kf7 57. Nh5 f5 58. Re5 Ra3+ 59. Kf2 Rh3 60. Ng3 Kf6 61. Ra5 Rh2+ 62. Kg1 Rc2 63. Nh5+ (63. Ra8 $11) 63... Kg5 $15 64. Ng7 {[#]} (64. Ng3 $15) 64... Re2 ({Black should play} 64... Rc6 $1 $17 {Threatens to win with ...Kg6.} 65. Rc5 Rb6) 65. Kf1 $11 Re3 66. Kf2 Rf3+ 67. Kg2 Re3 68. Kf2 Re4 69. Ra6 Kf6 70. Ne8+ Ke7 71. Nd6 Rb4 72. Kg3 Rd4 73. Nb5 Rd3+ 74. Kf4 $2 {[%mdl 8192]} (74. Kh4 $15) 74... Kf6 {Accuracy: White = 41%, Black = 65%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.19"]
[White "Martinez, Isaac"]
[Black "Daggupati, Balaji"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2079"]
[BlackElo "2311"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,23,25,18,31,26,12,16,23,27,39,37,61,33,49,48,38,41,63,5,18,16,14,0,8,0,56,0,0,-3,-10,-24,40,-44,-44,-66,-40,-93,-53,-43,-41,-14,187,192,183,164,257,247,256,251,244,0,0,0,0,0,0,-22,-22,-29,-29,-29,0,0,0,0,0,-20,0,0,0,0,0,0,0,0,0,0,12840]} 1. Nf3 d5 2. e3 c6 3. d4 Nf6 4. Bd3 e6 5. O-O Bd6 (5... Nbd7 6. Ne5 Nxe5 7. dxe5 Nd7 8. f4 g6 9. b3 Nc5 10. Bb2 Nxd3 11. cxd3 c5 12. d4 b6 13. dxc5 bxc5 {1-0 (57) Krylov,M (2484)-Gromovs,S (2281) Platja d'Aro 2016}) 6. Nbd2 {D05: Colle System with ...e6} Nbd7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bd3 h6 11. c3 Qc7 12. Re1 b6 13. Ne5 $146 ({Predecessor:} 13. Qe2 Bb7 {0-1 (60) Hartmayer,A-Markovic,P Eppingen 2004}) 13... Bb7 14. a4 (14. Bf4 $14) 14... c5 $11 15. Bb5+ Ke7 16. a5 Rhd8 {Threatens to win with ...Bxe5.} 17. a6 Bd5 (17... Be4 $11 18. Bf4 Kf8) 18. Bf4 ({Better is} 18. c4 $1 $14 cxd4 19. cxd5 Bxe5 20. dxe6) 18... Rac8 19. Qd2 $132 {[%mdl 2048] White is not holding back} g5 20. Bg3 Ne4 ({Black should try} 20... cxd4 $11 21. Qxd4 Qc5) 21. Qd3 (21. Rxe4 $14 Bxe4 22. Qe2) 21... Nxg3 $15 22. hxg3 {aiming for Ng4.} Bxe5 $1 23. Rxe5 (23. dxe5 $15 Bc6 24. Qe2) 23... cxd4 24. Rae1 dxc3 25. Rxd5 $1 c2 $2 (25... Rxd5 $11 {and Black has nothing to worry.} 26. Qxd5 cxb2) 26. Rxd8 $18 Rxd8 27. Qa3+ Kf6 (27... Qc5 $142 28. Qxc5+ bxc5) 28. Qf3+ Kg7 {[#]} 29. Rc1 $1 Qe5 30. Ba4 $2 (30. Bd3 $18) 30... Qxb2 $11 31. Qe3 b5 32. Bxc2 Rc8 33. Kh2 ({Much weaker is} 33. Qd2 b4 $17) 33... b4 34. Rb1 Qxc2 35. Rxb4 {[%mdl 4096] Endgame KQR-KQR} Qd1 36. Qe5+ {The position is equal.} Kh7 37. Qe4+ Kg8 38. Rb1 Qd6 39. Qb7 Rc6 40. Qa8+ Kg7 41. Rb8 $1 {[%cal Rb8h8] [#] Rh8 is the strong threat.} ({But not} 41. Rb7 Rc4 $17) 41... Qd1 $1 {[%cal Rd1h5][%mdl 512]} 42. Rg8+ Kf6 {( -> ...Qh5+)} 43. Qxc6 Ke5 $2 {[%mdl 40960] Accuracy: White = 49%, Black = 52%. . An unexpected result.} (43... Qh5+ $11 44. Kg1 Qd1+ 45. Kh2 Qh5+ 46. Kg1 Qd1+ 47. Kh2) 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "7.20"]
[White "Storn, Justin"]
[Black "Ezra Paul Chambers"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "2030"]
[BlackElo "2265"]
[Annotator "TA"]
[PlyCount "22"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,73,48,54,53,47,67,-66,-64,-189,-170,-170,-159,-179,-167,-175,-150,-168,-185,-166,-145,-139,-137,-133,-126,-247,-223,-232,-227,-258,-254,-316,-302,-531,-518,-620,-561,-652,-645,-645,-616,-927,-917,-952,-938,-1039,-1032,-1228,-1200,-1402,-1377,-1259,-937,-1336,-1261,-1335,-625,-29987,-29988,-29989,-29990,-29999]} 1. d4 d6 2. Nf3 Nf6 3. c4 Nc6 4. d5 Nb8 5. Nc3 g6 6. e4 Bg7 7. Be2 O-O 8. O-O Na6 {E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4} (8... Bg4 9. h3 Bxf3 10. Bxf3 c6 11. Bf4 Nbd7 12. Qd2 Rc8 13. b3 cxd5 14. exd5 a6 15. Rfc1 Qa5 16. a4 {½-½ (28) Mchedlishvili,M (2587)-Gagunashvili,M (2579) Tbilisi 2015}) 9. Qc2 Nc5 10. Rb1 {[#]} (10. Bg5 $14) 10... Nfxe4 $146 {[%mdl 512] Black is slightly better.} ({Predecessor:} 10... a5 11. Be3 Nfd7 12. Ne1 e5 13. Nd3 b6 14. a3 f5 15. f3 f4 16. Bf2 Nxd3 17. Bxd3 {0-1 (48) Galat,A (2051)-Myzyk,J (2116) Poland 2011}) 11. Nb5 {[#]} (11. Nxe4 $15 Nxe4 12. Be3 (12. Qxe4 Bf5 $17)) 11... Nxf2 {Played: Ne4-g3} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.1"]
[White "Chandra, Akshat"]
[Black "Jacobson, Brandon"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2524"]
[BlackElo "2472"]
[Annotator "ChessBase"]
[PlyCount "106"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 {[%emt 0:06:42]} d5 {[%emt 0:00:00]} 2. e3 {[%emt 0:00:20]} Nf6 {[%emt 0:02:36]} 3. c4 {[%emt 0:00:25]} e6 {[%emt 0:00:06]} 4. b3 {[%emt 0:01:09]} b6 {[%emt 0:00:03]} 5. Bb2 {[%emt 0:02:13]} Bb7 {[%emt 0:00:04]} 6. cxd5 {[%emt 0:01:04]} exd5 {[%emt 0:00:03]} 7. d4 {[%emt 0:00:28]} Nbd7 {[%emt 0:00:06]} 8. Nc3 {[%emt 0:00:28]} Bd6 {[%emt 0:00:05]} 9. g3 {[%emt 0:04:02]} O-O {[%emt 0:02:47]} 10. Bg2 {[%emt 0:00:10]} Ba6 {[%emt 0:00:42]} 11. Nd2 {[%emt 0:12:20]} c5 {[%emt 0:10:52]} 12. Bf1 {[%emt 0:43:02]} Bxf1 {[%emt 0:06:07]} 13. Kxf1 {[%emt 0:00:03]} cxd4 {[%emt 0:00:06]} 14. exd4 {[%emt 0:00:39]} Bb4 {[%emt 0:01:25]} 15. Kg2 {[%emt 0:00:55]} Re8 {[%emt 0:06:56]} 16. Rc1 {[%emt 0:00:46]} Nf8 {[%emt 0:02:52]} 17. Nf3 {[%emt 0:01:41]} Bxc3 {[%emt 0:02:32]} 18. Rxc3 {[%emt 0:04:01]} Ne4 {[%emt 0:00:10]} 19. Rc2 {[%emt 0:00:38]} Rc8 {[%emt 0:10:40]} 20. Qd3 {[%emt 0:02:22]} Qd7 {[%emt 0:09:50]} 21. Rhc1 {[%emt 0:01:27]} f6 {[%emt 0:08:12]} 22. a4 {[%emt 0:07:29]} Ne6 {[%emt 0:01:03]} 23. Rxc8 {[%emt 0:01:58]} Rxc8 {[%emt 0:00:03]} 24. Qb5 {[%emt 0:05:34]} Rd8 {[%emt 0:00:09]} 25. Qxd7 {[%emt 0:02:10]} Rxd7 {[%emt 0:00:01]} 26. Rc8+ {[%emt 0:01:09]} Kf7 {[%emt 0:00:33]} 27. Kf1 {[%emt 0:00:54]} g5 {[%emt 0:04:26]} 28. h3 {[%emt 0:00:58]} h5 {[%emt 0:00:19]} 29. Rc2 {[%emt 0:01:42]} Rd8 {[%emt 0:02:55]} 30. Ne1 {[%emt 0:02:44]} Nd6 {[%emt 0:02:43]} 31. Ng2 {[%emt 0:00:25]} Nf5 {[%emt 0:01:40]} 32. g4 {[%emt 0:02:56]} hxg4 {[%emt 0:00:26]} 33. hxg4 {[%emt 0:00:01]} Nfxd4 {[%emt 0:00:49]} 34. Bxd4 {[%emt 0:00:20]} Nxd4 {[%emt 0:00:04]} 35. Rc7+ {[%emt 0:00:02]} Ke6 {[%emt 0:00:37]} 36. Rxa7 {[%emt 0:00:06]} Nxb3 {[%emt 0:00:55]} 37. Ra6 {[%emt 0:02:36]} Rb8 {[%emt 0:08:29]} 38. Ne3 {[%emt 0:00:37]} Nc5 {[%emt 0:01:39]} 39. Ra7 {[%emt 0:00:05]} Rb7 {[%emt 0:00:09]} 40. Ra8 {[%emt 0:00:10]} d4 {[%emt 0:00:12]} 41. Nc4 {[%emt 0:03:05]} Kd5 {[%emt 0:00:54]} 42. Nd2 {[%emt 0:00:01]} d3 {[%emt 0:00:46]} 43. a5 {[%emt 0:00:55]} bxa5 {[%emt 0:01:56]} 44. Rxa5 {[%emt 0:00:01]} Kd4 {[%emt 0:00:05]} 45. Nf3+ {[%emt 0:00:56]} Kc4 {[%emt 0:00:02]} 46. Nd2+ {[%emt 0:00:14]} Kb4 {[%emt 0:00:06]} 47. Ra1 {[%emt 0:00:54]} Kc3 {[%emt 0:13:32]} 48. Ke1 {[%emt 0:00:00]} Re7+ {[%emt 0:02:53]} 49. Kd1 {[%emt 0:00:06]} Rh7 {[%emt 0:00:02]} 50. Rc1+ {[%emt 0:01:08]} Kd4 {[%emt 0:00:01]} 51. Nf3+ {[%emt 0:00:44]} Kd5 {[%emt 0:00:01]} 52. Rb1 {[%emt 0:00:33]} Rh1+ {[%emt 0:00:54]} 53. Ne1 {[%emt 0:01:02]} Ne4 {[%emt 0:00:06]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.2"]
[White "Lenderman, Aleksandr"]
[Black "Ali Marandi, Cemil Can"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2638"]
[BlackElo "2537"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,109,26,21,10,12,2,49,34,47,37,24,31,53,24,164,113,108,19,78,54,122,80,74,64,73,85,75,91,94,81,74,63,79,77,96,50,68,56,104,96,97,94,79,75,135,133,151,151,151,135,122,119,92,85,165,167,217,220,207,202,164,131,130,144,133,133,106,113,91,78,98,99,91,100,150,138,224,202,216,210,220,215,207,40,187,169,304,272,328,257,366,362,368,20,172,0,347,0,161,0]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 a6 6. O-O Nc6 7. Nbd2 {E04: Open Catalan: 5 Nf3} (7. e3 Rb8 8. Nfd2 e5 9. Bxc6+ bxc6 10. dxe5 Ng4 11. Nxc4 Be6 12. Qe2 h5 13. Rd1 Qc8 14. Qf3 Rb6 15. Nxb6 cxb6 16. h4 Nxe5 {½-½ (41) Grischuk,A (2759)-Ding,L (2811) Khanty-Mansiysk 2019}) 7... b5 8. b3 cxb3 9. Nxb3 {White is slightly better.} Rb8 10. Bb2 {[%mdl 1024] White has compensation.} Bb7 11. Qc1 Bd6 12. e4 $146 ({Predecessor:} 12. Rd1 Ne7 13. Nc5 O-O 14. Nxb7 Rxb7 {½-½ (39) Joppich,U (2474)-Scheiba,M (2329) ICCF email 2015}) 12... Be7 (12... Nxe4 $11 13. Nfd2 f5) 13. Rd1 ({White should try} 13. d5 $18 exd5 14. exd5) 13... O-O $16 {[#]} (13... Nxe4 $2 14. Nfd2 $18) 14. Ne1 ({Better is} 14. d5 $1 $16 {[%cal Rd5c6][%mdl 512]} exd5 15. exd5) 14... Qc8 (14... Ba8 $11) 15. Nd3 Rd8 (15... Nd8 $14) 16. Nf4 Ba8 17. a3 a5 18. d5 e5 19. Ne2 a4 20. Nd2 $1 {[%cal Bb3d2,Bd2f1,Bf1e3,Be3f5,Bf5h6,Bh6g4][%mdl 32]} Nd4 21. Nxd4 (21. Bxd4 $6 exd4 22. Nxd4 c5 $11) 21... exd4 22. Bxd4 c5 23. Bb2 c4 24. Nf1 Ng4 25. h3 Bf6 {With the idea ...c3.} 26. Bxf6 Nxf6 27. Ne3 Re8 (27... Qc7 $142) 28. Nf5 $1 {And now Qg5! would win.} Qd8 29. Qc3 g6 30. Nh6+ Kg7 31. Ng4 h5 32. Ne3 Qd6 (32... Qe7 $16 {was called for.}) 33. f4 $18 {Black must now prevent e5.} Kh7 34. e5 Qc5 35. Rd4 Nd7 36. Kh2 b4 37. Qxc4 b3 38. Qxc5 Nxc5 39. Rb1 Rec8 40. Nd1 Nd7 41. Nb2 Rc2 42. Nxa4 g5 {next ...gxf4 is good for Black.} 43. Kg1 (43. fxg5 $6 Nxe5 44. Kh1 Nc4 $14) 43... gxf4 (43... h4 $16) 44. Be4+ {[%mdl 64] Double Attack} (44. Rxf4 Nxe5 45. Rf5 Rxg2+ 46. Kxg2 Bxd5+ 47. Kf2 Be4 $11) 44... Kh6 45. gxf4 ({But not} 45. Bxc2 $2 bxc2 46. Rf1 Nxe5 $19) 45... Ra2 46. Nb2 Nc5 47. Bf3 $2 (47. Bf5 $18) 47... Rxa3 (47... Bb7 $1 $14) 48. Rc4 $36 {[%mdl 2048] Black is under strong pressure.} Nd7 (48... Ra5 $142 49. Kf2 Rd8) 49. Kf2 Ra2 50. Rc3 Rb4 {[#]} (50... Ra5 {is a better defense.} 51. Rc7 Nxe5) 51. Ke3 $1 Nb6 52. Nd3 $2 (52. d6 $18) 52... Rba4 $2 (52... Rc4 $1 $11 {and Black has nothing to worry.} 53. Rbxb3 (53. Rxc4 Nxc4+ 54. Kd4 Nd2 $17 {[%mdl 64] Double Attack}) 53... Nxd5+ 54. Bxd5 Bxd5) 53. Nb2 $2 (53. Rcxb3 Nc4+ 54. Kd4 Na3+ 55. Nb4 Nxb1 $11) (53. Rbxb3 Nc4+ 54. Rxc4 Rxc4 55. Rb6+ Kg7 56. Rd6) 53... Rb4 $1 {[#]} 54. Nd3 (54. d6 $142 $1) 54... Rba4 55. Nb2 $2 {Accuracy: White = 52%, Black = 41%.} ({Stronger than} 55. Rcxb3 Nc4+ 56. Kd4 Nd2+ 57. Nb4 Nxb1 $11) (55. Rbxb3 $18 Nc4+ 56. Rxc4 Rxc4 57. Rb6+ Kg7 58. Rd6) 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.3"]
[White "Brodsky, David"]
[Black "Tang, Andrew"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "2466"]
[BlackElo "2511"]
[Annotator "ChessBase"]
[PlyCount "60"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:37]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:07]} 3. Bb5 {[%emt 0:00:00]} g6 {[%emt 0:01:07]} 4. d4 {[%emt 0:00:00]} exd4 {[%emt 0:00:07]} 5. c3 {[%emt 0:00:03]} a6 {[%emt 0:00:09]} 6. Bc4 {[%emt 0:00:29]} Bg7 {[%emt 0:01:18]} 7. cxd4 {[%emt 0:00:13]} b5 {[%emt 0:00:05]} 8. Bb3 {[%emt 0:00:35]} Na5 {[%emt 0:00:14]} 9. Bc2 {[%emt 0:01:26]} Ne7 {[%emt 0:00:07]} 10. O-O {[%emt 0:04:51]} O-O {[%emt 0:00:39]} 11. Bg5 {[%emt 0:18:19]} h6 {[%emt 0:02:21]} 12. Bd2 {[%emt 0:01:03]} Nc4 {[%emt 0:02:46]} 13. Bc3 {[%emt 0:02:28]} d5 {[%emt 0:10:09]} 14. e5 {[%emt 0:07:06]} c5 {[%emt 0:09:24]} 15. dxc5 {[%emt 0:04:53]} Bg4 {[%emt 0:06:25]} 16. h3 {[%emt 0:24:26]} Bxf3 {[%emt 0:05:24]} 17. gxf3 {[%emt 0:00:23]} b4 {[%emt 0:06:01]} 18. Bd4 {[%emt 0:06:05]} Nc6 {[%emt 0:03:30]} 19. f4 {[%emt 0:01:59]} Qh4 {[%emt 0:02:08]} 20. Be3 {[%emt 0:02:48]} Nxe3 {[%emt 0:01:48]} 21. fxe3 {[%emt 0:00:04]} Qg3+ {[%emt 0:00:04]} 22. Kh1 {[%emt 0:00:03]} Qxh3+ {[%emt 0:00:05]} 23. Kg1 {[%emt 0:00:02]} Qxe3+ {[%emt 0:01:35]} 24. Rf2 {[%emt 0:00:51]} Nxe5 {[%emt 0:16:18]} 25. fxe5 {[%emt 0:01:04]} Bxe5 {[%emt 0:00:04]} 26. Qd2 {[%emt 0:06:22]} Qg3+ {[%emt 0:00:51]} 27. Rg2 {[%emt 0:03:01]} Qh4 {[%emt 0:00:39]} 28. Kf1 {[%emt 0:02:05]} Bxb2 {[%emt 0:02:03]} 29. Qxd5 {[%emt 0:00:35]} Bxa1 {[%emt 0:03:48]} 30. Rxg6+ {[%emt 0:01:48]} Kh8 {[%emt 0:00:14]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.4"]
[White "Escalante Ramirez, Brian Sebasti"]
[Black "Karthik Venkataraman"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2421"]
[BlackElo "2470"]
[Annotator "ChessBase"]
[PlyCount "116"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 3. g3 {[%emt 0:02:41]} b5 {[%emt 0:00:06]} 4. Bg2 {[%emt 0:00:03]} Bb7 {[%emt 0:00:03]} 5. Nh3 {[%emt 0:01:31]} Nf6 {[%emt 0:01:09]} 6. O-O {[%emt 0:01:27]} e6 {[%emt 0:00:38]} 7. d3 {[%emt 0:02:12]} b4 {[%emt 0:01:56]} 8. Na4 {[%emt 0:18:25]} Be7 {[%emt 0:02:24]} 9. a3 {[%emt 0:02:15]} a5 {[%emt 0:00:51]} 10. Nf4 {[%emt 0:08:38]} Qc7 {[%emt 0:05:37]} 11. e5 {[%emt 0:28:43]} Bxg2 {[%emt 0:03:05]} 12. exf6 {[%emt 0:00:02]} Bxf1 {[%emt 0:00:50]} 13. fxe7 {[%emt 0:02:11]} Qc6 {[%emt 0:00:06]} 14. Qg4 {[%emt 0:00:57]} g6 {[%emt 0:09:43]} 15. Qg5 {[%emt 0:11:43]} e5 {[%emt 0:00:54]} 16. Qxe5 {[%emt 0:00:44]} f6 {[%emt 0:15:25]} 17. Qxc5 {[%emt 0:00:02]} g5 {[%emt 0:02:31]} 18. Nd5 {[%emt 0:01:33]} Bh3 {[%emt 0:00:11]} 19. Nc7+ {[%emt 0:10:30]} Kf7 {[%emt 0:00:04]} 20. Qxc6 {[%emt 0:00:05]} Nxc6 {[%emt 0:00:03]} 21. Nxa8 {[%emt 0:00:15]} Rxa8 {[%emt 0:00:05]} 22. Be3 {[%emt 0:00:46]} Kxe7 {[%emt 0:01:31]} 23. Nb6 {[%emt 0:00:41]} Rb8 {[%emt 0:01:02]} 24. axb4 {[%emt 0:03:36]} axb4 {[%emt 0:00:06]} 25. f4 {[%emt 0:01:46]} Kf7 {[%emt 0:01:21]} 26. fxg5 {[%emt 0:04:51]} fxg5 {[%emt 0:00:06]} 27. Nc4 {[%emt 0:02:39]} Kg6 {[%emt 0:03:34]} 28. Ra6 {[%emt 0:01:49]} Rf8 {[%emt 0:00:10]} 29. Nd2 {[%emt 0:01:17]} Kh5 {[%emt 0:00:14]} 30. Ra1 {[%emt 0:01:09]} d5 {[%emt 0:04:19]} 31. Re1 {[%emt 0:00:06]} Re8 {[%emt 0:04:48]} 32. Nf3 {[%emt 0:00:05]} h6 {[%emt 0:00:04]} 33. Bf2 {[%emt 0:00:32]} Rf8 {[%emt 0:01:06]} 34. Ne5 {[%emt 0:00:15]} Nxe5 {[%emt 0:00:35]} 35. Rxe5 {[%emt 0:00:01]} Rc8 {[%emt 0:00:05]} 36. Re2 {[%emt 0:00:30]} Rf8 {[%emt 0:00:57]} 37. b3 {[%emt 0:00:23]} d4 {[%emt 0:04:20]} 38. Rd2 {[%emt 0:02:31]} Rf7 {[%emt 0:00:26]} 39. Re2 {[%emt 0:01:38]} Rf8 {[%emt 0:00:10]} 40. Rd2 {[%emt 0:00:03]} Rf7 {[%emt 0:00:56]} 41. Rd1 {[%emt 0:00:27]} Rc7 {[%emt 0:00:11]} 42. Rc1 {[%emt 0:00:04]} Bf5 {[%emt 0:00:31]} 43. Bxd4 {[%emt 0:00:15]} Bxd3 {[%emt 0:00:04]} 44. c4 {[%emt 0:01:20]} bxc3 {[%emt 0:00:06]} 45. Rxc3 {[%emt 0:00:03]} Rxc3 {[%emt 0:00:04]} 46. Bxc3 {[%emt 0:00:04]} Kg4 {[%emt 0:00:27]} 47. Kf2 {[%emt 0:00:51]} Kh3 {[%emt 0:00:21]} 48. Bg7 {[%emt 0:00:21]} h5 {[%emt 0:01:13]} 49. Bf6 {[%emt 0:00:17]} Kg4 {[%emt 0:00:07]} 50. Ke3 {[%emt 0:00:12]} Bc2 {[%emt 0:03:41]} 51. b4 {[%emt 0:00:05]} Kf5 {[%emt 0:00:02]} 52. b5 {[%emt 0:01:38]} Ba4 {[%emt 0:00:04]} 53. b6 {[%emt 0:00:05]} Bc6 {[%emt 0:00:03]} 54. Bd8 {[%emt 0:01:43]} g4 {[%emt 0:00:05]} 55. Bc7 {[%emt 0:00:25]} Bb7 {[%emt 0:00:07]} 56. Bb8 {[%emt 0:00:05]} Bc6 {[%emt 0:00:04]} 57. Kd4 {[%emt 0:00:13]} Ke6 {[%emt 0:00:05]} 58. Kc5 {[%emt 0:00:53]} Kd7 {[%emt 0:00:05]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.5"]
[White "Bajarani, Ulvi"]
[Black "Sarkar, Justin"]
[Result "1-0"]
[ECO "D80"]
[WhiteElo "2468"]
[BlackElo "2385"]
[Annotator "ChessBase"]
[PlyCount "105"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:23:03]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:00:52]} 3. Nc3 {[%emt 0:00:03]} d5 {[%emt 0:00:18]} 4. Bg5 {[%emt 0:00:07]} Ne4 {[%emt 0:01:12]} 5. Bh4 {[%emt 0:00:08]} c6 {[%emt 0:03:49]} 6. e3 {[%emt 0:08:06]} Qa5 {[%emt 0:00:12]} 7. cxd5 {[%emt 0:03:56]} Nxc3 {[%emt 0:00:37]} 8. Qd2 {[%emt 0:00:06]} e6 {[%emt 0:04:19]} 9. bxc3 {[%emt 0:00:24]} cxd5 {[%emt 0:00:35]} 10. Rb1 {[%emt 0:01:58]} Nc6 {[%emt 0:11:58]} 11. Bf6 {[%emt 0:01:26]} Rg8 {[%emt 0:00:08]} 12. Bd3 {[%emt 0:04:01]} b6 {[%emt 0:05:34]} 13. a4 {[%emt 0:18:14]} Ba6 {[%emt 0:03:48]} 14. Bb5 {[%emt 0:00:11]} Bxb5 {[%emt 0:00:59]} 15. axb5 {[%emt 0:00:05]} Be7 {[%emt 0:04:19]} 16. Bxe7 {[%emt 0:01:15]} Nxe7 {[%emt 0:00:06]} 17. Qb2 {[%emt 0:00:21]} Qa4 {[%emt 0:01:51]} 18. Nf3 {[%emt 0:02:26]} Qc4 {[%emt 0:01:03]} 19. Qb4 {[%emt 0:06:58]} Qxb4 {[%emt 0:05:08]} 20. Rxb4 {[%emt 0:00:18]} f6 {[%emt 0:00:51]} 21. Ke2 {[%emt 0:02:45]} Kd7 {[%emt 0:00:25]} 22. g4 {[%emt 0:04:11]} g5 {[%emt 0:02:16]} 23. h4 {[%emt 0:00:58]} h5 {[%emt 0:02:24]} 24. gxh5 {[%emt 0:00:57]} g4 {[%emt 0:00:24]} 25. Nd2 {[%emt 0:08:22]} g3 {[%emt 0:04:07]} 26. Ra4 {[%emt 0:08:33]} g2 {[%emt 0:04:56]} 27. Rg1 {[%emt 0:00:07]} Nf5 {[%emt 0:00:17]} 28. c4 {[%emt 0:05:20]} Nd6 {[%emt 0:05:30]} 29. Kf3 {[%emt 0:01:52]} dxc4 {[%emt 0:02:48]} 30. Nxc4 {[%emt 0:00:06]} Nxb5 {[%emt 0:00:18]} 31. Rxg2 {[%emt 0:04:06]} Rxg2 {[%emt 0:00:08]} 32. Kxg2 {[%emt 0:00:10]} Rh8 {[%emt 0:00:08]} 33. Na3 {[%emt 0:00:28]} Nxa3 {[%emt 0:01:56]} 34. Rxa7+ {[%emt 0:00:05]} Kc6 {[%emt 0:00:57]} 35. Rxa3 {[%emt 0:00:09]} Rxh5 {[%emt 0:00:02]} 36. Kg3 {[%emt 0:00:24]} b5 {[%emt 0:01:18]} 37. Ra6+ {[%emt 0:08:48]} Kb7 {[%emt 0:02:36]} 38. Ra1 {[%emt 0:02:40]} f5 {[%emt 0:05:48]} 39. f3 {[%emt 0:00:50]} Kb6 {[%emt 0:00:50]} 40. Rb1 {[%emt 0:01:15]} Ka5 {[%emt 0:01:37]} 41. e4 {[%emt 0:00:05]} fxe4 {[%emt 0:05:12]} 42. fxe4 {[%emt 0:00:07]} b4 {[%emt 0:00:04]} 43. Kg4 {[%emt 0:00:52]} Rh8 {[%emt 0:00:05]} 44. Kg5 {[%emt 0:01:47]} Kb5 {[%emt 0:00:56]} 45. h5 {[%emt 0:01:11]} Rg8+ {[%emt 0:03:58]} 46. Kf6 {[%emt 0:00:18]} Rg4 {[%emt 0:00:20]} 47. e5 {[%emt 0:05:12]} Rh4 {[%emt 0:02:50]} 48. Kxe6 {[%emt 0:00:23]} Rxh5 {[%emt 0:00:16]} 49. Rc1 {[%emt 0:01:21]} b3 {[%emt 0:00:26]} 50. Kd6 {[%emt 0:01:44]} Rh2 {[%emt 0:00:53]} 51. e6 {[%emt 0:00:43]} b2 {[%emt 0:00:32]} 52. Rb1 {[%emt 0:00:12]} Rd2 {[%emt 0:00:25]} 53. e7 {[%emt 0:00:41]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.6"]
[White "Iotov, Valentin"]
[Black "Korley, Kassa"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2516"]
[BlackElo "2432"]
[Annotator "ChessBase"]
[PlyCount "77"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. c4 {[%emt 0:02:30]} g6 {[%emt 0:00:00]} 2. d4 {[%emt 0:07:35]} Bg7 {[%emt 0:00:00]} 3. e4 {[%emt 0:02:05]} d6 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:01:05]} Nf6 {[%emt 0:01:30]} 5. Bd3 {[%emt 0:00:28]} O-O {[%emt 0:10:02]} 6. Nge2 {[%emt 0:00:04]} c5 {[%emt 0:01:30]} 7. d5 {[%emt 0:00:04]} a6 {[%emt 0:06:06]} 8. a4 {[%emt 0:03:16]} e5 {[%emt 0:05:08]} 9. h3 {[%emt 0:01:39]} h5 {[%emt 0:07:10]} 10. Bg5 {[%emt 0:04:51]} Qa5 {[%emt 0:03:56]} 11. Qd2 {[%emt 0:04:09]} Nbd7 {[%emt 0:01:48]} 12. Be3 {[%emt 0:15:22]} Re8 {[%emt 0:02:47]} 13. f3 {[%emt 0:02:35]} Nf8 {[%emt 0:00:30]} 14. g4 {[%emt 0:02:53]} Bd7 {[%emt 0:00:16]} 15. Rg1 {[%emt 0:04:42]} Reb8 {[%emt 0:01:10]} 16. Ng3 {[%emt 0:15:30]} hxg4 {[%emt 0:00:37]} 17. hxg4 {[%emt 0:00:15]} b5 {[%emt 0:01:36]} 18. Nf5 {[%emt 0:02:18]} Bxf5 {[%emt 0:02:52]} 19. gxf5 {[%emt 0:00:44]} bxc4 {[%emt 0:00:08]} 20. Bxc4 {[%emt 0:00:47]} Nh5 {[%emt 0:01:03]} 21. b3 {[%emt 0:37:38]} Rb7 {[%emt 0:02:18]} 22. Ne2 {[%emt 0:00:00]} Qd8 {[%emt 0:03:52]} 23. O-O-O {[%emt 0:00:00]} Rab8 {[%emt 0:00:06]} 24. Kc2 {[%emt 0:00:00]} Rb4 {[%emt 0:00:58]} 25. Rb1 {[%emt 0:00:00]} Qa5 {[%emt 0:04:34]} 26. Kd3 {[%emt 0:00:00]} Nd7 {[%emt 0:10:11]} 27. fxg6 {[%emt 0:00:00]} f5 {[%emt 0:11:02]} 28. Rg5 {[%emt 0:00:00]} f4 {[%emt 0:04:16]} 29. Rxh5 {[%emt 0:00:00]} fxe3 {[%emt 0:02:06]} 30. Kxe3 {[%emt 0:00:00]} Nb6 {[%emt 0:02:08]} 31. Kf2 {[%emt 0:00:00]} Nxc4 {[%emt 0:06:11]} 32. bxc4 {[%emt 0:00:00]} Qd8 {[%emt 0:20:09]} 33. Rbh1 {[%emt 0:00:00]} R8b7 {[%emt 0:00:00]} 34. Qc1 {[%emt 0:03:31]} Rxa4 {[%emt 0:00:00]} 35. Qg1 {[%emt 0:00:54]} Ra2 {[%emt 0:00:00]} 36. Qg4 {[%emt 0:00:53]} Qe8 {[%emt 0:00:00]} 37. Qh3 {[%emt 0:00:46]} Rxe2+ {[%emt 0:00:00]} 38. Kxe2 {[%emt 0:00:02]} Rb2+ {[%emt 0:00:00]} 39. Kd3 {[%emt 0:00:11]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.7"]
[White "Grabinsky, Aaron"]
[Black "Song, Edward"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2363"]
[BlackElo "2411"]
[Annotator "ChessBase"]
[PlyCount "147"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. b3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. Bb2 {[%emt 0:00:00]} Bg4 {[%emt 0:00:05]} 3. f3 {[%emt 0:00:14]} Bh5 {[%emt 0:00:07]} 4. e4 {[%emt 0:01:24]} dxe4 {[%emt 0:01:31]} 5. Qe2 {[%emt 0:00:58]} c6 {[%emt 0:02:49]} 6. Nc3 {[%emt 0:02:35]} exf3 {[%emt 0:03:45]} 7. Nxf3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:43]} 8. O-O-O {[%emt 0:00:38]} e6 {[%emt 0:01:36]} 9. h3 {[%emt 0:00:15]} Bxf3 {[%emt 0:01:11]} 10. Qxf3 {[%emt 0:00:15]} Qa5 {[%emt 0:01:26]} 11. Kb1 {[%emt 0:02:56]} Nbd7 {[%emt 0:03:36]} 12. g4 {[%emt 0:03:06]} Ba3 {[%emt 0:03:06]} 13. Ba1 {[%emt 0:03:02]} h5 {[%emt 0:01:41]} 14. Rg1 {[%emt 0:03:38]} hxg4 {[%emt 0:04:23]} 15. hxg4 {[%emt 0:00:07]} Qg5 {[%emt 0:00:55]} 16. Ne4 {[%emt 0:04:29]} Nxe4 {[%emt 0:00:54]} 17. Qxe4 {[%emt 0:00:05]} Be7 {[%emt 0:01:33]} 18. Qf3 {[%emt 0:03:01]} Bf6 {[%emt 0:02:46]} 19. d4 {[%emt 0:00:38]} O-O-O {[%emt 0:01:10]} 20. Bd3 {[%emt 0:04:17]} Nb6 {[%emt 0:06:45]} 21. Be4 {[%emt 0:01:22]} Nd5 {[%emt 0:06:17]} 22. Bb2 {[%emt 0:01:25]} Nc7 {[%emt 0:03:55]} 23. c3 {[%emt 0:09:35]} Rh2 {[%emt 0:04:39]} 24. Bc1 {[%emt 0:10:03]} Qa5 {[%emt 0:01:09]} 25. Rd2 {[%emt 0:02:00]} Rdh8 {[%emt 0:14:41]} 26. g5 {[%emt 0:03:05]} R2h3 {[%emt 0:04:12]} 27. Qf1 {[%emt 0:05:29]} Bd8 {[%emt 0:12:10]} 28. b4 {[%emt 0:03:01]} Qb6 {[%emt 0:04:39]} 29. Qxf7 {[%emt 0:01:20]} a5 {[%emt 0:14:13]} 30. Qxg7 {[%emt 0:02:42]} Nb5 {[%emt 0:00:35]} 31. Bb2 {[%emt 0:01:54]} axb4 {[%emt 0:03:16]} 32. cxb4 {[%emt 0:00:05]} Nd6 {[%emt 0:00:13]} 33. Qe5 {[%emt 0:03:07]} Qxb4 {[%emt 0:01:39]} 34. Rc2 {[%emt 0:04:53]} Nxe4 {[%emt 0:03:19]} 35. Qxe6+ {[%emt 0:00:45]} Kb8 {[%emt 0:00:04]} 36. Qxe4 {[%emt 0:00:25]} R3h4 {[%emt 0:00:32]} 37. Qe5+ {[%emt 0:01:16]} Bc7 {[%emt 0:00:13]} 38. Qc5 {[%emt 0:01:18]} Qxc5 {[%emt 0:01:45]} 39. dxc5 {[%emt 0:00:05]} Rg8 {[%emt 0:00:10]} 40. g6 {[%emt 0:00:19]} Rh5 {[%emt 0:01:28]} 41. g7 {[%emt 0:01:22]} Be5 {[%emt 0:00:18]} 42. Rf2 {[%emt 0:02:05]} Bxg7 {[%emt 0:00:42]} 43. Bxg7 {[%emt 0:00:20]} Ka7 {[%emt 0:00:21]} 44. Rf3 {[%emt 0:03:18]} Ka6 {[%emt 0:00:44]} 45. Ra3+ {[%emt 0:00:17]} Kb5 {[%emt 0:00:01]} 46. Rb3+ {[%emt 0:00:09]} Ka6 {[%emt 0:00:35]} 47. Rg4 {[%emt 0:03:02]} Rxc5 {[%emt 0:00:53]} 48. Ra4+ {[%emt 0:00:13]} Ra5 {[%emt 0:00:01]} 49. Rxa5+ {[%emt 0:00:23]} Kxa5 {[%emt 0:00:01]} 50. Rxb7 {[%emt 0:00:12]} Ka6 {[%emt 0:00:03]} 51. Rd7 {[%emt 0:00:30]} Rb8+ {[%emt 0:00:23]} 52. Bb2 {[%emt 0:00:11]} Rb7 {[%emt 0:02:02]} 53. Rd6 {[%emt 0:00:11]} Kb5 {[%emt 0:00:08]} 54. Kc2 {[%emt 0:00:07]} Rh7 {[%emt 0:00:21]} 55. Kb3 {[%emt 0:00:19]} Rh3+ {[%emt 0:00:05]} 56. Bc3 {[%emt 0:00:05]} Kc5 {[%emt 0:00:03]} 57. Rd4 {[%emt 0:00:32]} Kb5 {[%emt 0:01:24]} 58. a4+ {[%emt 0:00:22]} Ka6 {[%emt 0:00:06]} 59. Rd7 {[%emt 0:00:59]} Rh1 {[%emt 0:00:54]} 60. Kc4 {[%emt 0:01:34]} Rb1 {[%emt 0:00:07]} 61. Bd4 {[%emt 0:01:14]} Rb7 {[%emt 0:00:08]} 62. Rd8 {[%emt 0:00:06]} Rb1 {[%emt 0:00:21]} 63. Ra8+ {[%emt 0:00:39]} Kb7 {[%emt 0:00:01]} 64. Ra7+ {[%emt 0:00:07]} Kb8 {[%emt 0:00:06]} 65. Rh7 {[%emt 0:00:56]} Rc1+ {[%emt 0:00:09]} 66. Kb4 {[%emt 0:00:13]} Rb1+ {[%emt 0:00:47]} 67. Kc5 {[%emt 0:00:05]} Rc1+ {[%emt 0:01:41]} 68. Kb6 {[%emt 0:00:10]} Rb1+ {[%emt 0:00:07]} 69. Kxc6 {[%emt 0:00:15]} Ka8 {[%emt 0:00:14]} 70. Bb6 {[%emt 0:00:36]} Rc1+ {[%emt 0:00:10]} 71. Kb5 {[%emt 0:00:11]} Kb8 {[%emt 0:02:16]} 72. Ka6 {[%emt 0:01:00]} Rc6 {[%emt 0:00:07]} 73. Rh8+ {[%emt 0:00:33]} Rc8 {[%emt 0:00:06]} 74. Rxc8+ {[%emt 0:00:06]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.8"]
[White "Narva, Mai"]
[Black "Wheeler, Cameron"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2321"]
[BlackElo "2383"]
[Annotator "ChessBase"]
[PlyCount "98"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:03:05]} e6 {[%emt 0:14:13]} 2. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:05]} 3. e5 {[%emt 0:00:10]} c5 {[%emt 0:00:06]} 4. c3 {[%emt 0:00:08]} Nc6 {[%emt 0:01:09]} 5. Nf3 {[%emt 0:00:13]} Qb6 {[%emt 0:00:07]} 6. a3 {[%emt 0:00:08]} c4 {[%emt 0:00:04]} 7. Nbd2 {[%emt 0:00:19]} Na5 {[%emt 0:00:10]} 8. g3 {[%emt 0:01:24]} Bd7 {[%emt 0:00:09]} 9. h4 {[%emt 0:00:41]} Ne7 {[%emt 0:04:15]} 10. Bh3 {[%emt 0:01:10]} Nc8 {[%emt 0:00:40]} 11. h5 {[%emt 0:09:01]} Qc7 {[%emt 0:08:00]} 12. Rb1 {[%emt 0:05:21]} Nb6 {[%emt 0:02:56]} 13. h6 {[%emt 0:09:15]} Ba4 {[%emt 0:03:13]} 14. Qe2 {[%emt 0:06:26]} Bc2 {[%emt 0:01:30]} 15. hxg7 {[%emt 0:03:42]} Bxg7 {[%emt 0:00:07]} 16. Ra1 {[%emt 0:00:55]} Qc6 {[%emt 0:07:21]} 17. Bg4 {[%emt 0:10:27]} Bg6 {[%emt 0:13:00]} 18. Nh4 {[%emt 0:10:38]} O-O-O {[%emt 0:02:54]} 19. f4 {[%emt 0:09:13]} Bd3 {[%emt 0:01:09]} 20. Qe3 {[%emt 0:01:54]} h5 {[%emt 0:01:00]} 21. Bd1 {[%emt 0:02:10]} Na4 {[%emt 0:04:39]} 22. Be2 {[%emt 0:09:50]} Bc2 {[%emt 0:02:35]} 23. Bd1 {[%emt 0:03:47]} Bxd1 {[%emt 0:05:23]} 24. Kxd1 {[%emt 0:00:08]} Qb5 {[%emt 0:00:11]} 25. Rb1 {[%emt 0:01:07]} Rdg8 {[%emt 0:02:05]} 26. Ke2 {[%emt 0:08:25]} Bf8 {[%emt 0:01:07]} 27. Kf2 {[%emt 0:01:28]} Be7 {[%emt 0:01:47]} 28. Nhf3 {[%emt 0:05:02]} Nb3 {[%emt 0:06:36]} 29. Ng5 {[%emt 0:05:36]} Nxd2 {[%emt 0:06:39]} 30. Bxd2 {[%emt 0:00:48]} Bxg5 {[%emt 0:06:18]} 31. fxg5 {[%emt 0:00:07]} Qb3 {[%emt 0:00:11]} 32. Qe2 {[%emt 0:01:18]} Qc2 {[%emt 0:00:54]} 33. Be3 {[%emt 0:01:17]} Qf5+ {[%emt 0:04:00]} 34. Qf3 {[%emt 0:00:52]} Qc2+ {[%emt 0:04:52]} 35. Qe2 {[%emt 0:00:10]} Qe4 {[%emt 0:00:12]} 36. Qf3 {[%emt 0:00:58]} Qg6 {[%emt 0:01:54]} 37. Kg2 {[%emt 0:00:30]} b5 {[%emt 0:02:20]} 38. Kh3 {[%emt 0:00:36]} Rh7 {[%emt 0:00:53]} 39. Rhf1 {[%emt 0:00:30]} h4 {[%emt 0:00:58]} 40. g4 {[%emt 0:00:31]} Kd7 {[%emt 0:00:21]} 41. Qg2 {[%emt 0:00:32]} Qd3 {[%emt 0:00:25]} 42. Qd2 {[%emt 0:00:21]} Qe4 {[%emt 0:01:35]} 43. Rbe1 {[%emt 0:00:22]} Rhg7 {[%emt 0:01:06]} 44. Rf4 {[%emt 0:00:38]} Qh7 {[%emt 0:00:06]} 45. Ref1 {[%emt 0:00:34]} Kc6 {[%emt 0:00:34]} 46. Rf6 {[%emt 0:00:30]} Qe4 {[%emt 0:00:19]} 47. R6f4 {[%emt 0:00:29]} Qh7 {[%emt 0:00:06]} 48. Rf6 {[%emt 0:00:31]} Qe4 {[%emt 0:01:27]} 49. R6f4 {[%emt 0:00:33]} Qh7 {[%emt 0:00:13]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.9"]
[White "Tsolakidou, Stavroula"]
[Black "Mulyar, Michael"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2403"]
[BlackElo "2380"]
[Annotator "ChessBase"]
[PlyCount "71"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:09:05]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:06]} a6 {[%emt 0:00:00]} 4. Ba4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:00]} 5. d3 {[%emt 0:00:07]} b5 {[%emt 0:00:39]} 6. Bb3 {[%emt 0:00:05]} Bc5 {[%emt 0:00:05]} 7. Nc3 {[%emt 0:00:41]} h6 {[%emt 0:00:20]} 8. Nd5 {[%emt 0:00:20]} d6 {[%emt 0:00:04]} 9. c3 {[%emt 0:00:12]} Be6 {[%emt 0:00:03]} 10. Nxf6+ {[%emt 0:03:40]} Qxf6 {[%emt 0:00:24]} 11. O-O {[%emt 0:00:09]} Bb6 {[%emt 0:01:01]} 12. Be3 {[%emt 0:32:31]} O-O {[%emt 0:00:08]} 13. a4 {[%emt 0:10:35]} Rab8 {[%emt 0:06:06]} 14. Bxe6 {[%emt 0:07:12]} Qxe6 {[%emt 0:00:20]} 15. b4 {[%emt 0:00:05]} Bxe3 {[%emt 0:11:47]} 16. fxe3 {[%emt 0:00:05]} d5 {[%emt 0:00:54]} 17. exd5 {[%emt 0:06:37]} Qxd5 {[%emt 0:00:06]} 18. e4 {[%emt 0:00:08]} Qe6 {[%emt 0:02:20]} 19. axb5 {[%emt 0:00:25]} axb5 {[%emt 0:00:04]} 20. Qd2 {[%emt 0:04:34]} Ra8 {[%emt 0:02:28]} 21. Qf2 {[%emt 0:03:53]} Qd6 {[%emt 0:04:33]} 22. Rxa8 {[%emt 0:04:58]} Rxa8 {[%emt 0:00:05]} 23. Nh4 {[%emt 0:00:08]} f6 {[%emt 0:10:31]} 24. Nf5 {[%emt 0:02:11]} Qf8 {[%emt 0:00:07]} 25. d4 {[%emt 0:03:06]} exd4 {[%emt 0:00:49]} 26. cxd4 {[%emt 0:00:22]} Ne7 {[%emt 0:01:29]} 27. Nh4 {[%emt 0:02:44]} Nc6 {[%emt 0:05:08]} 28. e5 {[%emt 0:02:03]} fxe5 {[%emt 0:01:53]} 29. Qc2 {[%emt 0:01:33]} Qxb4 {[%emt 0:04:38]} 30. Qxc6 {[%emt 0:07:26]} Qxd4+ {[%emt 0:00:31]} 31. Kh1 {[%emt 0:00:05]} Ra1 {[%emt 0:00:10]} 32. Qe6+ {[%emt 0:00:18]} Kh7 {[%emt 0:00:04]} 33. Qf5+ {[%emt 0:00:08]} Kg8 {[%emt 0:00:03]} 34. Qe6+ {[%emt 0:08:13]} Kh7 {[%emt 0:00:05]} 35. Qf5+ {[%emt 0:00:03]} Kg8 {[%emt 0:00:06]} 36. Qe6+ {[%emt 0:00:06]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.10"]
[White "Ezra Paul Chambers"]
[Black "Ringoir, Tanguy"]
[Result "0-1"]
[ECO "C48"]
[WhiteElo "2265"]
[BlackElo "2501"]
[Annotator "ChessBase"]
[PlyCount "124"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:04:45]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:05]} 4. Bb5 {[%emt 0:00:02]} Bd6 {[%emt 0:00:05]} 5. d3 {[%emt 0:01:05]} O-O {[%emt 0:00:16]} 6. a3 {[%emt 0:00:35]} Re8 {[%emt 0:00:56]} 7. Bg5 {[%emt 0:04:07]} h6 {[%emt 0:01:47]} 8. Bh4 {[%emt 0:02:11]} Be7 {[%emt 0:03:33]} 9. O-O {[%emt 0:04:10]} d6 {[%emt 0:01:20]} 10. h3 {[%emt 0:03:45]} a6 {[%emt 0:09:03]} 11. Bxc6 {[%emt 0:13:25]} bxc6 {[%emt 0:00:03]} 12. d4 {[%emt 0:01:31]} Nd7 {[%emt 0:01:06]} 13. Bxe7 {[%emt 0:02:32]} Qxe7 {[%emt 0:00:07]} 14. Re1 {[%emt 0:01:18]} Qf6 {[%emt 0:01:33]} 15. Qd2 {[%emt 0:05:18]} Nf8 {[%emt 0:04:58]} 16. dxe5 {[%emt 0:04:58]} dxe5 {[%emt 0:00:03]} 17. Qe3 {[%emt 0:00:33]} Ne6 {[%emt 0:02:04]} 18. Rad1 {[%emt 0:03:33]} Rb8 {[%emt 0:02:29]} 19. b3 {[%emt 0:01:33]} Kh7 {[%emt 0:08:23]} 20. Rd2 {[%emt 0:09:12]} g5 {[%emt 0:05:45]} 21. Ne2 {[%emt 0:05:57]} Rb5 {[%emt 0:00:45]} 22. g3 {[%emt 0:08:19]} Rg8 {[%emt 0:04:57]} 23. Kh2 {[%emt 0:01:29]} h5 {[%emt 0:07:30]} 24. Rdd1 {[%emt 0:09:26]} c5 {[%emt 0:01:37]} 25. h4 {[%emt 0:03:35]} gxh4 {[%emt 0:01:58]} 26. Nxh4 {[%emt 0:02:31]} Nd4 {[%emt 0:00:14]} 27. Nxd4 {[%emt 0:01:18]} cxd4 {[%emt 0:00:07]} 28. Qe2 {[%emt 0:00:05]} Rg4 {[%emt 0:04:00]} 29. Rh1 {[%emt 0:02:36]} Rxh4+ {[%emt 0:02:49]} 30. gxh4 {[%emt 0:00:13]} Bg4 {[%emt 0:01:05]} 31. Qd2 {[%emt 0:02:55]} Rc5 {[%emt 0:14:18]} 32. Rdg1 {[%emt 0:03:48]} Rc3 {[%emt 0:00:52]} 33. Rg3 {[%emt 0:00:33]} Qxh4+ {[%emt 0:00:37]} 34. Kg1 {[%emt 0:00:58]} Rxg3+ {[%emt 0:00:27]} 35. fxg3 {[%emt 0:00:06]} Qxg3+ {[%emt 0:00:02]} 36. Qg2 {[%emt 0:00:16]} Qc3 {[%emt 0:05:52]} 37. Qf2 {[%emt 0:01:08]} Kg7 {[%emt 0:00:12]} 38. Kh2 {[%emt 0:01:13]} Qh3+ {[%emt 0:04:40]} 39. Kg1 {[%emt 0:00:04]} Qf3 {[%emt 0:00:02]} 40. Qd2 {[%emt 0:03:22]} Qg3+ {[%emt 0:02:06]} 41. Qg2 {[%emt 0:00:05]} Qe3+ {[%emt 0:00:12]} 42. Kh2 {[%emt 0:00:45]} Qf4+ {[%emt 0:00:06]} 43. Kg1 {[%emt 0:00:37]} Kg6 {[%emt 0:00:30]} 44. Rh3 {[%emt 0:01:40]} Kg5 {[%emt 0:00:26]} 45. Rd3 {[%emt 0:00:13]} h4 {[%emt 0:02:13]} 46. c3 {[%emt 0:10:00]} c5 {[%emt 0:00:34]} 47. cxd4 {[%emt 0:00:00]} cxd4 {[%emt 0:01:47]} 48. b4 {[%emt 0:00:00]} f5 {[%emt 0:00:48]} 49. exf5 {[%emt 0:00:00]} Qxf5 {[%emt 0:00:01]} 50. Rd2 {[%emt 0:00:00]} Qb1+ {[%emt 0:01:57]} 51. Kh2 {[%emt 0:00:00]} Qe1 {[%emt 0:00:02]} 52. a4 {[%emt 0:00:00]} h3 {[%emt 0:01:08]} 53. Qf2 {[%emt 0:00:00]} Qxf2+ {[%emt 0:01:14]} 54. Rxf2 {[%emt 0:00:00]} d3 {[%emt 0:00:57]} 55. b5 {[%emt 0:00:00]} axb5 {[%emt 0:01:37]} 56. axb5 {[%emt 0:00:00]} e4 {[%emt 0:00:03]} 57. b6 {[%emt 0:00:00]} Bc8 {[%emt 0:00:01]} 58. Kg3 {[%emt 0:00:00]} e3 {[%emt 0:00:15]} 59. Rf1 {[%emt 0:00:00]} e2 {[%emt 0:00:44]} 60. Rg1 {[%emt 0:00:00]} h2 {[%emt 0:00:24]} 61. Kxh2+ {[%emt 0:00:00]} Kf4 {[%emt 0:00:01]} 62. Kg2 {[%emt 0:00:00]} d2 {[%emt 0:00:06]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.11"]
[White "Paul, Justin"]
[Black "Peng, Shunkai"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2270"]
[BlackElo "2315"]
[Annotator "ChessBase"]
[PlyCount "102"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} c5 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 3. d4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. Nc3 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 5. Nxd4 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 6. h3 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 7. Nb3 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 8. f4 {[%emt 0:00:30]} exf4 {[%emt 0:00:30]} 9. Bxf4 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 10. Qe2 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 11. O-O-O {[%emt 0:00:30]} Nfd7 {[%emt 0:00:30]} 12. Nd5 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 13. Qf2 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 14. Kb1 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 15. Qa7 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 16. Rxd5 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 17. Rd2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 18. Bxa6 {[%emt 0:00:30]} bxa6 {[%emt 0:00:30]} 19. Qxc7 {[%emt 0:00:30]} Rxc7 {[%emt 0:00:30]} 20. Rxd6 {[%emt 0:00:30]} Rfc8 {[%emt 0:00:30]} 21. c3 {[%emt 0:00:30]} Rc6 {[%emt 0:00:30]} 22. Rd5 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 23. Rhd1 {[%emt 0:00:30]} Ke7 24. Bg5+ {[%emt 0:00:30]} Bf6 {[%emt 0:01:00]} 25. Be3 {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 26. Rc5 {[%emt 0:00:30]} Nbc4 {[%emt 0:00:30]} 27. Rxc6 {[%emt 0:00:30]} Nxc6 {[%emt 0:00:30]} 28. Bc5+ {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 29. Bd4 {[%emt 0:00:30]} Nxd4 {[%emt 0:00:30]} 30. cxd4 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 31. Rc1 {[%emt 0:00:30]} Nb6 {[%emt 0:00:30]} 32. Rf1 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 33. d5+ {[%emt 0:00:30]} Ke5 {[%emt 0:00:30]} 34. exf5 {[%emt 0:00:30]} Nxd5 {[%emt 0:00:30]} 35. fxg6 {[%emt 0:00:30]} hxg6 {[%emt 0:00:30]} 36. Re1+ {[%emt 0:00:30]} Kd6 {[%emt 0:00:30]} 37. Nd2 {[%emt 0:00:30]} Nf4 {[%emt 0:00:30]} 38. Re4 {[%emt 0:00:30]} Nxg2 {[%emt 0:00:30]} 39. b3 {[%emt 0:00:30]} Rc7 {[%emt 0:00:30]} 40. Nc4+ {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 41. Re5+ {[%emt 0:00:30]} Kd4 {[%emt 0:00:30]} 42. Re6 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 43. Rxa6 {[%emt 0:00:30]} Ne3 {[%emt 0:00:30]} 44. Ra4 {[%emt 0:00:30]} Nxc4 {[%emt 0:00:30]} 45. Kc2 {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 46. bxc4+ {[%emt 0:00:30]} Rxc4+ {[%emt 0:00:30]} 47. Rxc4 {[%emt 0:00:30]} Kxc4 48. Kd2 {[%emt 0:00:30]} Kd4 {[%emt 0:01:00]} 49. Ke2 {[%emt 0:00:30]} Ke4 {[%emt 0:00:30]} 50. a4 {[%emt 0:00:30]} Bc5 {[%emt 0:00:30]} 51. a5 {[%emt 0:00:30]} Kf4 {[%emt 0:00:30]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.12"]
[White "Wang, Tianqi"]
[Black "Kolay, Alex"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2314"]
[BlackElo "2261"]
[Annotator "ChessBase"]
[PlyCount "95"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. c4 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 3. g3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 4. Qa4 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 5. cxd5 {[%emt 0:00:30]} cxd5 {[%emt 0:00:30]} 6. Nc3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 7. Bg2 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 8. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. d4 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 10. Ne1 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 11. Nd3 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 12. e3 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 13. Nxe4 {[%emt 0:00:30]} dxe4 {[%emt 0:00:30]} 14. Nf4 {[%emt 0:00:30]} Bc6 {[%emt 0:00:30]} 15. Qb3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 16. Bd2 {[%emt 0:00:30]} Bd6 {[%emt 0:00:30]} 17. Bb4 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 18. Bxd6 {[%emt 0:00:30]} Qxd6 {[%emt 0:00:30]} 19. Rfc1 {[%emt 0:00:30]} Rc7 {[%emt 0:00:30]} 20. a3 {[%emt 0:00:30]} Rfc8 {[%emt 0:00:30]} 21. Qd1 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 22. Ne2 {[%emt 0:00:30]} Rxc1 {[%emt 0:00:30]} 23. Rxc1 {[%emt 0:00:30]} Rxc1 {[%emt 0:00:30]} 24. Qxc1 {[%emt 0:00:30]} Qc6 {[%emt 0:00:30]} 25. Nc3 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 26. Qd1 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 27. Qb3 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 28. h4 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 29. Bf1 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 30. Bb5 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 31. Qa4 {[%emt 0:00:30]} Nxc3 {[%emt 0:00:30]} 32. bxc3 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 33. Qc4 {[%emt 0:00:30]} Qxc4 {[%emt 0:00:30]} 34. Bxc4 {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 35. Kf1 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 36. Ke1 {[%emt 0:00:30]} Kd6 {[%emt 0:00:30]} 37. Kd2 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 38. Be2 {[%emt 0:00:30]} Bd5 {[%emt 0:00:30]} 39. Kc1 {[%emt 0:00:30]} Kc6 {[%emt 0:00:30]} 40. Kb2 {[%emt 0:00:30]} Kb6 {[%emt 0:00:30]} 41. Bd1 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 42. a4 {[%emt 0:00:30]} b4 {[%emt 0:00:30]} 43. Bb3 {[%emt 0:00:30]} bxc3+ {[%emt 0:00:30]} 44. Kxc3 {[%emt 0:00:30]} Bxb3 {[%emt 0:00:30]} 45. Kxb3 {[%emt 0:00:30]} Kc6 {[%emt 0:00:30]} 46. Kc4 {[%emt 0:00:30]} f6 {[%emt 0:00:30]} 47. Kb3 {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 48. Kc3 {[%emt 0:00:30]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.13"]
[White "Petesch, Gabriel"]
[Black "Moon, Benjamin"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2302"]
[BlackElo "2237"]
[Annotator "RC"]
[PlyCount "87"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} d5 {[%emt 1:40:30]} 2. c4 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 3. Nc3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. Nf3 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 5. c5 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 6. Bf4 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 7. Qd2 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 8. Ne5 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. g3 {[%emt 0:00:30]} Nxe5 {[%emt 0:00:30]} 10. Bxe5 {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 11. Bxg7 {[%emt 0:00:30]} Kxg7 {[%emt 0:00:30]} 12. Bg2 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 13. e4 {[%emt 0:00:30]} exd4 {[%emt 0:00:30]} 14. Qxd4+ {[%emt 0:00:30]} Qf6 {[%emt 0:00:30]} 15. O-O-O {[%emt 0:00:30]} dxe4 {[%emt 0:00:30]} 16. Qe3 {[%emt 0:00:30]} Qe6 {[%emt 0:00:30]} 17. Nxe4 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 18. Rhe1 {[%emt 0:00:30]} Qc4+ {[%emt 0:00:30]} 19. Kb1 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 20. Rd4 {[%emt 0:00:30]} Qe6 {[%emt 0:00:30]} 21. Rd6 {[%emt 0:00:30]} Qf5 {[%emt 0:00:30]} 22. Qc3 {[%emt 0:00:30]} Qe5 {[%emt 0:00:30]} 23. Qxe5 {[%emt 0:00:30]} Rxe5 {[%emt 0:00:30]} 24. Rxf6 {[%emt 0:00:30]} Rxe4 {[%emt 0:00:30]} 25. Rxf7+ {[%emt 0:00:30]} Kxf7 {[%emt 0:00:30]} 26. Bxe4 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 27. Kc2 {[%emt 0:00:30]} Bxe4+ {[%emt 0:00:30]} 28. Rxe4 {[%emt 0:00:30]} Rd8 {[%emt 0:00:30]} 29. Kc3 {[%emt 0:00:30]} Rd5 {[%emt 0:00:30]} 30. b4 {[%emt 0:00:30]} Rd1 {[%emt 0:00:30]} 31. Rd4 {[%emt 0:00:30]} Rc1+ {[%emt 0:00:30]} 32. Kb3 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 33. Rd2 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 34. Rc2 {[%emt 0:00:30]} Rb1+ {[%emt 0:00:30]} 35. Rb2 {[%emt 0:00:30]} Rxb2+ {[%emt 0:00:30]} 36. Kxb2 {[%emt 0:00:30]} axb4 {[%emt 0:00:30]} 37. Kb3 {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 38. Kxb4 {[%emt 0:00:30]} Kd5 {[%emt 0:00:30]} 39. a4 {[%emt 0:00:30]} Kd4 {[%emt 0:00:30]} 40. f4 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 41. h3 {[%emt 0:00:30]} Ke4 {[%emt 0:00:30]} 42. Ka5 {[%emt 0:00:30]} Kf3 {[%emt 0:00:30]} 43. Kb6 {[%emt 0:00:30]} Kxg3 {[%emt 0:00:30]} 44. Kxb7 {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.14"]
[White "Cezila Jr, Rubens"]
[Black "Guo, Arthur"]
[Result "1/2-1/2"]
[ECO "A12"]
[WhiteElo "2239"]
[BlackElo "2301"]
[Annotator "ChessBase"]
[PlyCount "84"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 {[%emt 1:40:30]} d5 {[%emt 1:40:30]} 2. e3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 3. c4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. b3 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 5. Bb2 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 6. Qc2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 7. Nc3 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 8. d3 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 9. Nh4 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 10. d4 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 11. dxe5 {[%emt 0:00:30]} Ng4 {[%emt 0:00:30]} 12. Nf3 {[%emt 0:00:30]} Nxe5 {[%emt 0:00:30]} 13. Nxe5 {[%emt 0:00:30]} Bxe5 {[%emt 0:00:30]} 14. Be2 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 15. Qd2 {[%emt 0:00:30]} Qg5 {[%emt 0:00:30]} 16. g3 {[%emt 0:00:30]} d4 {[%emt 0:00:30]} 17. exd4 {[%emt 0:00:30]} Qxd2+ {[%emt 0:00:30]} 18. Kxd2 {[%emt 0:00:30]} Bxd4 {[%emt 0:00:30]} 19. Nd1 {[%emt 0:00:30]} Bxb2 {[%emt 0:00:30]} 20. Nxb2 {[%emt 0:00:30]} Na6 {[%emt 0:00:30]} 21. Rhd1 {[%emt 0:00:30]} Nb4 {[%emt 0:00:30]} 22. g4 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 23. a3 {[%emt 0:00:30]} Na6 {[%emt 0:00:30]} 24. b4 {[%emt 0:00:30]} Rad8+ {[%emt 0:00:30]} 25. Kc3 {[%emt 0:00:30]} Rxd1 26. Nxd1 {[%emt 0:00:30]} f5 {[%emt 0:01:00]} 27. gxf5 {[%emt 0:00:30]} Bxf5 {[%emt 0:00:30]} 28. Ne3 {[%emt 0:00:30]} Nc7 {[%emt 0:00:30]} 29. Rd1 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 30. Rd4 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 31. Re4 {[%emt 0:00:30]} Rd8 {[%emt 0:00:30]} 32. f4 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 33. Re5 {[%emt 0:00:30]} Bc8 {[%emt 0:00:30]} 34. c5 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 35. Bd3 {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 36. h4 {[%emt 0:00:30]} Nd5+ {[%emt 0:00:30]} 37. Nxd5+ {[%emt 0:00:30]} Rxd5 {[%emt 0:00:30]} 38. Rxd5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 39. Kd4 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 40. Bc2 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 41. Bd1 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 42. Bf3 {[%emt 0:00:30]} a6 {[%emt 0:00:30] Ke4 Ke5+} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.15"]
[White "Xu, Grant"]
[Black "Yoo, Christopher Woojin"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2228"]
[BlackElo "2456"]
[Annotator "ChessBase"]
[PlyCount "153"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} c5 {[%emt 1:40:30]} 2. d4 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 3. c3 {[%emt 0:00:30]} dxc3 {[%emt 0:00:30]} 4. Nxc3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 5. Nf3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 6. Bc4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 7. O-O {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 8. Qe2 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 9. Rd1 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 10. Bf4 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 11. Be3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 12. h3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 13. Bg5 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 14. Rac1 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 15. Nd5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 16. exd5 {[%emt 0:00:30]} Nb8 {[%emt 0:00:30]} 17. b4 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 18. Be3 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 19. Nd2 {[%emt 0:00:30]} Nxd2 {[%emt 0:00:30]} 20. Qxd2 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 21. f4 {[%emt 0:00:30]} Bf6 {[%emt 0:00:30]} 22. Bb3 {[%emt 0:00:30]} Rxc1 {[%emt 0:00:30]} 23. Rxc1 {[%emt 0:00:30]} exf4 {[%emt 0:00:30]} 24. Bxf4 {[%emt 0:00:30]} Be5 {[%emt 0:00:30]} 25. Bg5 {[%emt 0:00:30]} Qb6+ {[%emt 0:00:30]} 26. Kh1 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 27. Be3 {[%emt 0:00:30]} Qd8 {[%emt 0:00:30]} 28. Bc2 {[%emt 0:00:30]} Qh4 {[%emt 0:00:30]} 29. Rf1 {[%emt 0:00:30]} Qg3 {[%emt 0:00:30]} 30. Bg1 {[%emt 0:00:30]} f4 {[%emt 0:00:30]} 31. Rf3 {[%emt 0:00:30]} Qg5 {[%emt 0:00:30]} 32. Qd3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 33. Bf2 {[%emt 0:00:30]} Qh5 {[%emt 0:00:30]} 34. Qf5 {[%emt 0:00:30]} Kh8 {[%emt 0:00:30]} 35. Be1 {[%emt 0:00:30]} Qxf5 {[%emt 0:00:30]} 36. Bxf5 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 37. Rb3 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 38. Be6 {[%emt 0:00:30]} Ne8 {[%emt 0:00:30]} 39. Bc8 {[%emt 0:00:30]} Nc7 {[%emt 0:00:30]} 40. Bb7 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 41. Bf2 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 42. Kg1 {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 43. Rb1 {[%emt 0:00:30]} Re7 {[%emt 0:00:30]} 44. Bb6 {[%emt 0:00:30]} Ne6 {[%emt 0:00:30]} 45. Bxa6 {[%emt 0:00:30]} Bd4+ {[%emt 0:00:30]} 46. Kf1 {[%emt 0:00:30]} Bxb6 {[%emt 0:00:30]} 47. dxe6 {[%emt 0:00:30]} Ra7 {[%emt 0:00:30]} 48. Bxb5 {[%emt 0:00:30]} Rxa2 {[%emt 0:00:30]} 49. Be2 {[%emt 0:00:30]} Rc2 {[%emt 0:00:30]} 50. Bf3 {[%emt 0:00:30]} Kxe6 {[%emt 0:00:30]} 51. b5 {[%emt 0:00:30]} Kd7 {[%emt 0:00:30]} 52. Bc6+ {[%emt 0:00:30]} Kc7 {[%emt 0:00:30]} 53. Re1 {[%emt 0:00:30]} Rf2+ {[%emt 0:00:30]} 54. Kg1 Be3 {[%emt 0:00:30]} 55. Kh2 {[%emt 0:01:00]} Rd2 {[%emt 0:00:30]} 56. Bf3 {[%emt 0:00:30]} Kb6 {[%emt 0:00:30]} 57. Re2 {[%emt 0:00:30]} Rd4 {[%emt 0:00:30]} 58. Rb2 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 59. h4 {[%emt 0:00:30]} Rd3 {[%emt 0:00:30]} 60. hxg5 {[%emt 0:00:30]} hxg5 {[%emt 0:00:30]} 61. Ra2 {[%emt 0:00:30]} Bc5 {[%emt 0:00:30]} 62. Ra8 {[%emt 0:00:30]} Kc7 {[%emt 0:00:30]} 63. Rg8 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 64. Rg7 {[%emt 0:00:30]} Kd6 {[%emt 0:00:30]} 65. b6 {[%emt 0:00:30]} Rb3 {[%emt 0:00:30]} 66. Bxd5 {[%emt 0:00:30]} Kxd5 {[%emt 0:00:30]} 67. Rxe7 {[%emt 0:00:30]} Rxb6 {[%emt 0:00:30]} 68. Rg7 {[%emt 0:00:30]} Rh6+ {[%emt 0:00:30]} 69. Kg1 {[%emt 0:00:30]} Rh5 {[%emt 0:00:30]} 70. g4 {[%emt 0:00:30]} Rh3 {[%emt 0:00:30]} 71. Rxg5+ {[%emt 0:00:30]} Ke4 {[%emt 0:00:30]} 72. Ra5 {[%emt 0:00:30]} Rb3 {[%emt 0:00:30]} 73. Kf2 {[%emt 0:00:30]} Rb2+ {[%emt 0:00:30]} 74. Kf1 {[%emt 0:00:30]} f3 {[%emt 0:00:30]} 75. Ra8 {[%emt 0:00:30]} Kf4 {[%emt 0:00:30]} 76. Rf8+ {[%emt 0:00:30]} Kg3 {[%emt 0:00:30]} 77. Re8 {[%emt 0:00:30]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.16"]
[White "Puckett, Matthew"]
[Black "Ynojosa Aponte, Felix Jose"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "2148"]
[BlackElo "2403"]
[Annotator "ChessBase"]
[PlyCount "102"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. c4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 3. g3 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 4. d5 {[%emt 0:00:30]} exd5 {[%emt 0:00:30]} 5. cxd5 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 6. e4 {[%emt 0:00:30]} Nxe4 {[%emt 0:00:30]} 7. Bg2 {[%emt 0:00:30]} Nd6 {[%emt 0:00:30]} 8. Nf3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 9. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 10. Re1 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 11. Bf4 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 12. Nc3 {[%emt 0:00:30]} b4 {[%emt 0:00:30]} 13. Bxd6 {[%emt 0:00:30]} Bxd6 {[%emt 0:00:30]} 14. Ne4 {[%emt 0:00:30]} Bf8 {[%emt 0:00:30]} 15. Nfg5 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 16. Qh5 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 17. Qf3 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 18. Nf6+ {[%emt 0:00:30]} Qxf6 {[%emt 0:00:30]} 19. Rxe8 {[%emt 0:00:30]} hxg5 {[%emt 0:00:30]} 20. Qb3 {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 21. Rae1 {[%emt 0:00:30]} Na6 {[%emt 0:00:30]} 22. Rxa8 {[%emt 0:00:30]} Bxa8 {[%emt 0:00:30]} 23. Qa4 {[%emt 0:00:30]} Qd6 {[%emt 0:00:30]} 24. Re8 {[%emt 0:00:30]} Nc7 {[%emt 0:00:30]} 25. Rd8 {[%emt 0:00:30]} Kg8 {[%emt 0:00:30]} 26. Qxd7 {[%emt 0:00:30]} Qxd7 {[%emt 0:00:30]} 27. Rxd7 {[%emt 0:00:30]} Nb5 {[%emt 0:00:30]} 28. a4 {[%emt 0:00:30]} bxa3 {[%emt 0:00:30]} 29. bxa3 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 30. a4 {[%emt 0:00:30]} Nd6 {[%emt 0:00:30]} 31. Rc7 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 32. Kf1 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 33. Ke2 {[%emt 0:00:30]} f4 {[%emt 0:00:30]} 34. g4 {[%emt 0:00:30]} Bc8 {[%emt 0:00:30]} 35. h3 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 36. Kd2 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 37. Kc2 {[%emt 0:00:30]} Bd4 {[%emt 0:00:30]} 38. Bf1 {[%emt 0:00:30]} Bxf2 {[%emt 0:00:30]} 39. Bxc4 {[%emt 0:00:30]} Ke8 {[%emt 0:00:30]} 40. Be2 {[%emt 0:00:30]} Bd4 {[%emt 0:00:30]} 41. Bf3 {[%emt 0:00:30]} Kd8 {[%emt 0:00:30]} 42. Rc6 {[%emt 0:00:30]} Kd7 {[%emt 0:00:30]} 43. Kd3 {[%emt 0:00:30]} Ba7 {[%emt 0:00:30]} 44. Be4 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 45. Rc1 {[%emt 0:00:30]} Nxe4 {[%emt 0:00:30]} 46. Kxe4 {[%emt 0:00:30]} Kd6 47. Rd1 {[%emt 0:00:30]} a5 {[%emt 0:01:00]} 48. Rd2 {[%emt 0:00:30]} Be3 {[%emt 0:00:30]} 49. Rd1 {[%emt 0:00:30]} Ba6 {[%emt 0:00:30]} 50. Rb1 {[%emt 0:00:30]} Bc4 {[%emt 0:00:30]} 51. Rd1 {[%emt 0:00:30]} Bb3 {[%emt 0:00:30]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.17"]
[White "Park, Evan"]
[Black "Yu, Jennifer"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2175"]
[BlackElo "2321"]
[Annotator "ChessBase"]
[PlyCount "88"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} e5 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. Bb5 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 4. Ba4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. O-O {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 6. Bb3 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 7. d3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 8. Nc3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. a4 {[%emt 0:00:30]} b4 {[%emt 0:00:30]} 10. Nd5 {[%emt 0:00:30]} Na5 {[%emt 0:00:30]} 11. Nxe7+ {[%emt 0:00:30]} Qxe7 {[%emt 0:00:30]} 12. Ba2 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 13. exd5 {[%emt 0:00:30]} Nxd5 {[%emt 0:00:30]} 14. Re1 {[%emt 0:00:30]} f6 {[%emt 0:00:30]} 15. Bd2 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 16. c3 {[%emt 0:00:30]} Kh8 {[%emt 0:00:30]} 17. d4 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 18. Nxd4 {[%emt 0:00:30]} bxc3 {[%emt 0:00:30]} 19. bxc3 {[%emt 0:00:30]} Rfc8 {[%emt 0:00:30]} 20. Qh5 {[%emt 0:00:30]} Nc4 {[%emt 0:00:30]} 21. Nf5 {[%emt 0:00:30]} Qd7 {[%emt 0:00:30]} 22. Bxc4 {[%emt 0:00:30]} Rxc4 {[%emt 0:00:30]} 23. Red1 {[%emt 0:00:30]} Rac8 {[%emt 0:00:30]} 24. Qh3 {[%emt 0:00:30]} Rxa4 {[%emt 0:00:30]} 25. Rab1 {[%emt 0:00:30]} Ba8 {[%emt 0:00:30]} 26. Nd6 {[%emt 0:00:30]} Qxh3 {[%emt 0:00:30]} 27. gxh3 {[%emt 0:00:30]} Rf8 {[%emt 0:00:30]} 28. c4 {[%emt 0:00:30]} Nc7 {[%emt 0:00:30]} 29. Rb6 {[%emt 0:00:30]} Kg8 {[%emt 0:00:30]} 30. Rdb1 {[%emt 0:00:30]} Bf3 {[%emt 0:00:30]} 31. Be3 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 32. c5 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 33. R6b3 {[%emt 0:00:30]} Nxe3 {[%emt 0:00:30]} 34. fxe3 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 35. Rc1 {[%emt 0:00:30]} Ra2 {[%emt 0:00:30]} 36. e4 {[%emt 0:00:30]} Rg2+ {[%emt 0:00:30]} 37. Kf1 {[%emt 0:00:30]} Rxh2 {[%emt 0:00:30]} 38. Rbc3 {[%emt 0:00:30]} Rb8 {[%emt 0:00:30]} 39. R3c2 {[%emt 0:00:30]} Rb1 {[%emt 0:00:30]} 40. Rxb1 {[%emt 0:00:30]} Rxc2 {[%emt 0:00:30]} 41. Rb8+ {[%emt 0:00:30]} Kh7 {[%emt 0:00:30]} 42. Rc8 {[%emt 0:00:30]} a4 {[%emt 0:00:30]} 43. c6 {[%emt 0:00:30]} a3 {[%emt 0:00:30]} 44. c7 {[%emt 0:00:30]} a2 {[%emt 0:00:30]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.18"]
[White "Copeland, Samuel"]
[Black "Daggupati, Balaji"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2128"]
[BlackElo "2311"]
[Annotator "ChessBase"]
[PlyCount "37"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} e5 {[%emt 1:40:30]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. Bc4 {[%emt 0:00:30]} Bc5 {[%emt 0:00:30]} 4. c3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. d4 {[%emt 0:00:30]} exd4 {[%emt 0:00:30]} 6. cxd4 {[%emt 0:00:30]} Bb4+ {[%emt 0:00:30]} 7. Bd2 {[%emt 0:00:30]} Bxd2+ {[%emt 0:00:30]} 8. Nbxd2 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 9. exd5 {[%emt 0:00:30]} Nxd5 {[%emt 0:00:30]} 10. Qe2+ {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 11. Bb5 {[%emt 0:00:30]} Ndb4 {[%emt 0:00:30]} 12. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 13. Bc4 {[%emt 0:00:30]} Bd5 {[%emt 0:00:30]} 14. Rfc1 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 15. Qd1 {[%emt 0:00:30]} Qf6 {[%emt 0:00:30]} 16. Qb3 {[%emt 0:00:30]} Bxc4 {[%emt 0:00:30]} 17. Nxc4 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 18. Ne3 {[%emt 0:00:30]} Rab8 {[%emt 0:00:30]} 19. a3 {[%emt 0:00:30]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.19"]
[White "Martinez, Isaac"]
[Black "Polgar-Shutzman, Tom"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2079"]
[BlackElo "2233"]
[Annotator "ChessBase"]
[PlyCount "98"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. e3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 3. b3 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 4. Bb2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 5. d4 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 6. Bd3 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 7. c4 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 8. Nc3 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 9. Bc2 {[%emt 0:00:30]} exd4 {[%emt 0:00:30]} 10. Nxd4 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 11. O-O {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 12. c5 {[%emt 0:00:30]} Bf8 {[%emt 0:00:30]} 13. b4 {[%emt 0:00:30]} Nc4 {[%emt 0:00:30]} 14. Rb1 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 15. Bd3 {[%emt 0:00:30]} Nxb2 {[%emt 0:00:30]} 16. Rxb2 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 17. h3 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 18. Qc2 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 19. a3 {[%emt 0:00:30]} axb4 {[%emt 0:00:30]} 20. axb4 {[%emt 0:00:30]} Bh6 {[%emt 0:00:30]} 21. Re1 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 22. cxb6 {[%emt 0:00:30]} Qxb6 {[%emt 0:00:30]} 23. Bf1 {[%emt 0:00:30]} Qxd4 {[%emt 0:00:30]} 24. exd4 {[%emt 0:00:30]} Rxe1 {[%emt 0:00:30]} 25. g4 {[%emt 0:00:30]} Nxg4 {[%emt 0:00:30]} 26. hxg4 {[%emt 0:00:30]} Bxg4 {[%emt 0:00:30]} 27. Kg2 {[%emt 0:00:30]} Ra3 {[%emt 0:00:30]} 28. f4 {[%emt 0:00:30]} Bxf4 {[%emt 0:00:30]} 29. Qf2 {[%emt 0:00:30]} Bh3+ {[%emt 0:00:30]} 30. Kxh3 {[%emt 0:00:30]} Rxc3+ {[%emt 0:00:30]} 31. Kg2 {[%emt 0:00:30]} Rg3+ {[%emt 0:00:30]} 32. Kh1 {[%emt 0:00:30]} Rh3+ {[%emt 0:00:30]} 33. Kg2 {[%emt 0:00:30]} Rh2+ {[%emt 0:00:30]} 34. Kf3 {[%emt 0:00:30]} Rxf2+ {[%emt 0:00:30]} 35. Kxf2 {[%emt 0:00:30]} Rd1 {[%emt 0:00:30]} 36. b5 {[%emt 0:00:30]} cxb5 {[%emt 0:00:30]} 37. Rxb5 {[%emt 0:00:30]} Rxd4 {[%emt 0:00:30]} 38. Bg2 {[%emt 0:00:30]} Rd2+ {[%emt 0:00:30]} 39. Kf1 {[%emt 0:00:30]} d4 {[%emt 0:00:30]} 40. Bd5 {[%emt 0:00:30]} Be3 {[%emt 0:00:30]} 41. Rb8+ {[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 42. Re8 {[%emt 0:00:30]} Rf2+ {[%emt 0:00:30]} 43. Ke1 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 44. Re4 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 45. Bc6 {[%emt 0:00:30]} Rf6 {[%emt 0:00:30]} 46. Bd7 {[%emt 0:00:30]} Rd6 {[%emt 0:00:30]} 47. Bc8 {[%emt 0:00:30]} Bf4 {[%emt 0:00:30]} 48. Kd1 {[%emt 0:00:30]} d3 {[%emt 0:00:30]} 49. Ra4 {[%emt 0:00:30]} Rc6 {[%emt 0:00:30]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "8.20"]
[White "Beradze, Irakli"]
[Black "Venkat, Raghav"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2487"]
[BlackElo "2141"]
[Annotator "ChessBase"]
[PlyCount "77"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} c5 {[%emt 1:40:30]} 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]} Bd7 {[%emt 0:00:30]} 6. Bxc6 {[%emt 0:00:30]} Bxc6 {[%emt 0:00:30]} 7. Nc3 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 8. Qd3 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 9. O-O {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 10. Bg5 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 11. Rad1 {[%emt 0:00:30]} Ne8 {[%emt 0:00:30]} 12. Bxe7 {[%emt 0:00:30]} Qxe7 {[%emt 0:00:30]} 13. Nd2 Rd8 {[%emt 0:00:30]} 14. Nc4 {[%emt 0:01:00]} Qg5 {[%emt 0:00:30]} 15. Rfe1 {[%emt 0:00:30]} Kh8 {[%emt 0:00:30]} 16. a4 {[%emt 0:00:30]} Rd7 {[%emt 0:00:30]} 17. Qe3 {[%emt 0:00:30]} Qg6 {[%emt 0:00:30]} 18. Qxa7 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 19. Qe3 {[%emt 0:00:30]} Rdf7 {[%emt 0:00:30]} 20. Qg3 {[%emt 0:00:30]} Qe6 {[%emt 0:00:30]} 21. Nd2 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 22. Qh3 {[%emt 0:00:30]} Ng4 {[%emt 0:00:30]} 23. exf5 {[%emt 0:00:30]} Qxf5 {[%emt 0:00:30]} 24. f3 {[%emt 0:00:30]} Nh6 {[%emt 0:00:30]} 25. Qxf5 {[%emt 0:00:30]} Nxf5 {[%emt 0:00:30]} 26. Nc4 {[%emt 0:00:30]} Rf6 {[%emt 0:00:30]} 27. Ne4 {[%emt 0:00:30]} Rg6 {[%emt 0:00:30]} 28. Ng3 {[%emt 0:00:30]} Nxg3 {[%emt 0:00:30]} 29. hxg3 {[%emt 0:00:30]} Bxf3 {[%emt 0:00:30]} 30. gxf3 {[%emt 0:00:30]} Rxg3+ {[%emt 0:00:30]} 31. Kh2 {[%emt 0:00:30]} Rfxf3 {[%emt 0:00:30]} 32. Re2 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 33. Nxd6 {[%emt 0:00:30]} Rg5 {[%emt 0:00:30]} 34. Rd3 {[%emt 0:00:30]} Rf4 {[%emt 0:00:30]} 35. b3 {[%emt 0:00:30]} Kh7 {[%emt 0:00:30]} 36. Nxb7 {[%emt 0:00:30]} e4 {[%emt 0:00:30]} 37. Rg3 {[%emt 0:00:30]} Re5 {[%emt 0:00:30]} 38. Nd6 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 39. Rge3 {[%emt 0:00:30]} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.1"]
[White "Jacobson, Brandon"]
[Black "Tang, Andrew"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2472"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,61,0,0,0,28,7,14,10,25,0,19,14,14,0,22,12,14,24,18,8,9,0,0,-10,-10,-10,-5,-13,-14,-22,-14,-10,0,-1,0,-6,0,0,0,-6,16,16,38,36,35,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4][%mdl 32]} 6. Qa4 Bd7 7. Qxc4 Na5 8. Qc2 Rc8 9. O-O c5 $1 10. Nc3 {E04: Open Catalan: 5 Nf3} (10. Qd1 Bc6 11. dxc5 Qxd1 12. Rxd1 Bxc5 13. b3 Bxf3 14. Bxf3 Bd4 15. Rxd4 Rxc1+ 16. Kg2 O-O 17. Ra4 Nc6 {0-1 (25) Guramishvili,S (2421)-Zhao,X (2553) Kazan 2013}) 10... b5 {[#] And now ...cxd4 would win.} 11. dxc5 Bxc5 12. a3 {The position is equal.} Nc4 13. Bg5 h6 14. Bxf6 $1 Qxf6 15. Rad1 $146 ({Predecessor:} 15. Rac1 Qe7 {0-1 (46) Bolzoni,V (2270)-Plachetka,J (2450) Paris 1989}) 15... Qe7 16. Nd2 O-O 17. Nxc4 bxc4 18. Ne4 Bb6 19. Nd6 Rc7 20. Nxc4 Bb5 21. b3 Rfc8 {[%cal Rb5c4]} 22. Rc1 Bxc4 23. bxc4 Qxa3 24. Be4 h5 25. Bh7+ Kf8 26. Bd3 Bd4 27. Rb1 g6 28. Qd2 Kg7 29. Bxg6 Bc3 30. Qc2 {aiming for Bxf7!} Rxc4 ({But not} 30... fxg6 31. Rb3 $16) 31. Bxh5 {Accuracy: White = 54%, Black = 46%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "9.2"]
[White "Ali Marandi, Cemil Can"]
[Black "Bajarani, Ulvi"]
[Result "1/2-1/2"]
[WhiteElo "2537"]
[BlackElo "2468"]
[Annotator "NA RC"]
[PlyCount "10"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 0:06:14]} e6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:01:02]} Nf6 {[%emt 0:00:00]} 3. Bf4 {[%emt 0:00:09]} c5 {[%emt 0:00:36]} 4. e3 {[%emt 0:00:10]} cxd4 {[%emt 0:01:19]} 5. exd4 {[%emt 0:00:08]} b6 {[%emt 0:00:05]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "9.3"]
[White "Karthik Venkataraman"]
[Black "Lenderman, Aleksandr"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2470"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,0,-1,-30,22,16,33,9,14,0,1,7,4,-6,0,0,4,0,10,0,16,0,0,0,0,0,0,-9,5,9,25,2,4,0,0,0,0,0,68,59,44,29,18,7,9,9,21,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. Na3 {[%cal Bb1a3,Ba3c2,Bc2d4][%mdl 32]} (5. d3 Be7 6. e4 d6 7. Nfd2 e5 8. a4 a6 9. Nc3 c6 10. f4 Nbd7 11. Nf3 O-O 12. h3 Qc7 13. g4 Ne8 14. Ne2 exf4 15. Bxf4 {0-1 (45) Grischuk,A (2771)-Maghsoodloo,P (2688) St Petersburg 2018}) 5... a6 6. c4 {A05: Réti Opening: 1 Nf3 Nf6} b4 ({Better is} 6... Bxa3 $1 7. bxa3 bxc4) 7. Nc2 $11 c5 8. b3 {White is slightly better.} Be7 9. Bb2 O-O 10. d4 cxd4 11. Ncxd4 Qc7 12. Qd3 Be4 13. Qe3 Qb7 $146 ({Inferior is} 13... e5 {[#]} 14. Nxe5 $1 {[%mdl 512]} Qxe5 15. Nc6 $1 $18 {[%mdl 512]}) ({Predecessor:} 13... Nc6 14. Rad1 Nxd4 15. Nxd4 Bxg2 16. Kxg2 {1-0 (31) Belous,V (2283)-Lavrik,D (2427) Vladimir 2007}) 14. Rfd1 Nc6 ({Wrong is} 14... e5 $2 15. Nxe5 Bc5 16. Nd3 $18) 15. Rac1 Nxd4 16. Bxd4 a5 17. Ne1 {Threatens to win with Bxf6.} Bxg2 18. Nxg2 a4 19. Nf4 axb3 20. axb3 Rfc8 21. Bxf6 Bxf6 22. Nh5 Bb2 23. Rc2 Ra1 (23... Bc3 $11) 24. Rxa1 $14 Bxa1 25. Ra2 Bc3 26. Ra7 {The position is equal.} Qc6 27. Nf4 g6 28. Nd3 Ra8 29. Ne5 Bxe5 $1 30. Rxa8+ Qxa8 31. Qxe5 Qa3 32. Qb8+ Kg7 33. Qe5+ Kg8 {Accuracy: White = 54%, Black = 59%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "9.4"]
[White "Chandra, Akshat"]
[Black "Escalante Ramirez, Brian Sebasti"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2524"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,55,9,11,19,31,7,19,-10,-26,-22,-21,-18,37,34,41,28,42,45,47,43,59,55,69,77,101,106,290,302,287,293,295,287,543,288,278,283,318,314,314,277,318,300,368,365,656,546]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d6 5. d4 O-O 6. Bg2 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 7. c4 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} (7. O-O a4 8. b4 b5 9. Na3 c6 10. c4 bxc4 11. Nxc4 Nd5 12. a3 Nb6 13. Na5 Ba6 14. Rc1 Bb5 15. Re1 {1-0 (46) Pantsulaia,L (2612)-Vachier Lagrave,M (2789) Riadh 2017}) 7... a4 8. b4 c5 9. a3 {The position is equal.} Qb6 10. dxc5 dxc5 11. b5 Ne4 $146 (11... Nc6 $11) ({Predecessor:} 11... Nc6 12. O-O Rd8 13. Nfd2 {1-0 (33) Pantsulaia,L (2589)-Nedev,T (2496) Batumi 2018}) 12. Bxg7 $14 Kxg7 13. Nbd2 Qa5 14. Qc2 $36 {[%mdl 2048] White has the initiative.} Nd6 15. O-O f6 16. Ne4 Bf5 17. Nh4 Bxe4 18. Bxe4 Nd7 $2 {[#]} (18... Nxe4 $16 19. Qxe4 {[%mdl 64] Double Attack} Qc7) 19. Bxg6 $1 $18 {[%mdl 512]} hxg6 20. Qxg6+ Kh8 21. Qh5+ Kg7 $2 (21... Kg8 {was necessary.} 22. Qg4+ {[%mdl 64] Double Attack} Kf7) 22. Qg4+ {[%mdl 64] Double Attack} Kf7 {And now ...Ne5 would win.} 23. Qxd7 Rh8 24. Nf5 Nxf5 25. Qxf5 Qc7 26. Rad1 e6 27. Qf3 Rh6 $2 {[#]} (27... Rad8 28. h4 Qe7) 28. b6 $1 {Accuracy: White = 60%, Black = 41%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "9.5"]
[White "Grabinsky, Aaron"]
[Black "Iotov, Valentin"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2363"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,53,0,2,-14,2,-6,-5,-5,51,47,132,124,145,138,199,191,208,195,276,279,258,225,233,224,220,221,307,306,246,285,285,284,284,256,431,406,417,392,404,344]} 1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Bg3 O-O 6. Bd3 c5 7. c3 Nc6 8. Ngf3 b6 9. Qe2 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} h6 $146 (9... Bb7 10. Rd1 Re8 11. e4 Be7 12. e5 Nh5 13. a3 g6 14. Nf1 f5 15. exf6 Bxf6 16. Bb5 a6 17. Bxc6 Bxc6 {1-0 (34) Nihal,S (2598)-Sevian,S (2666) chess.com INT 2019}) 10. Rd1 Bxg3 11. hxg3 {The position is equal.} Bb7 (11... Qc7 $11) 12. Ne5 $14 Nxe5 (12... cxd4 $14 13. Nxc6 Bxc6) 13. dxe5 $16 Nd7 {[#]} 14. f4 $1 f5 (14... f6 $16 {was called for.}) 15. g4 $18 c4 16. Bb1 Qe7 (16... Qe8 $142 17. gxf5 exf5) 17. Nf3 Nc5 ({Much weaker is} 17... fxg4 $6 18. Nd4 $18) 18. gxf5 exf5 19. Nd4 Bc8 20. Rh5 Be6 21. Nxf5 Rxf5 22. Bxf5 Bxf5 23. Rxf5 Qh4+ 24. Qf2 Nd3+ $2 {[#]} (24... Qxf2+ 25. Kxf2 Ne4+ 26. Kf3 g6) 25. Rxd3 $1 Qh1+ (25... cxd3 26. Qxh4) 26. Qf1 Qh4+ 27. Kd2 {Accuracy: White = 76%, Black = 40%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "9.6"]
[White "Ringoir, Tanguy"]
[Black "Mulyar, Michael"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2501"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,57,16,16,17,20,2,19,-2,17,16,24,17,35,29,34,20,45,41,41,41,41,34,42,33,44,45,43,41,47,39,48,50,68,80,71,72,70,77,75,87,88,86,135,137,744,713]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. Nc3 Nc6 6. e3 Bf5 7. Qb3 Na5 8. Qa4+ {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} Bd7 9. Qd1 e6 10. Nf3 {The position is equal.} Be7 11. Ne5 O-O 12. Bd3 a6 $146 ({Predecessor:} 12... Be8 13. O-O Nd7 14. Nxd7 Qxd7 {½-½ (68) Nigalidze,G (2527)-Dreev,A (2679) Yerevan 2014}) 13. O-O b5 14. a4 {[%cal Ra4b5]} Nc4 15. Qe2 b4 16. Nb1 {[%cal Bc3b1,Bb1d2,Bd2b3][%mdl 32]} Nxe5 17. Bxe5 a5 18. Nd2 Qb6 19. Rfc1 Rfc8 20. Rxc8+ Rxc8 21. Nb3 Bc6 22. Rc1 Bd7 {With the idea ...Rxc1+.} 23. Rxc8+ Bxc8 24. Bxf6 Bxf6 {[#]} 25. Bxh7+ $1 {[%mdl 512]} Kf8 (25... Kxh7 26. Qc2+) 26. Bd3 Bd7 27. Nc5 Be8 {[#]} 28. Bb5 $1 Be7 $2 {[%mdl 8192] [#]} (28... Bc6 $16 29. g3 Be7) 29. Qh5 $1 {Accuracy: White = 93%, Black = 29%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.7"]
[White "Wheeler, Cameron"]
[Black "Brodsky, David"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2383"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,119,-37,-42,-43,-50,-49,-35,-45,-68,-10,-10,-11,-56,0,-54,-34,-44,-12,-19,0,-19,-19,-159,-178,-168,-164,-215,-191,-185,-212,-206,-174,-183,-175,-243,-170,-158,-162,-196,-179,-196,-165,-175,-164,-184,-176,-234,-266,-275,-117,-141,0,0,0,0,0,0,0,0,0,-54,-18,-67,0,0,13,0,0,0,53,20,61,0,55,55,55,0,0,0,420,406,236,232,489,539,930,912,29981,29982,29981,29982,29985,29986,29986,29987,29977,6215]} 1. d4 Nf6 2. g3 d5 3. c4 c6 4. Nf3 dxc4 5. Bg2 e6 6. O-O b5 7. Ne5 Bb7 8. Nc3 Nd5 9. a4 a6 10. e4 Nxc3 11. bxc3 Nd7 12. Ng4 Be7 13. f4 O-O {E04: Open Catalan: 5 Nf3} 14. f5 (14. e5 f5 15. exf6 Nxf6 16. Qe2 Qc8 17. Nxf6+ Bxf6 18. Ba3 c5 19. Bxc5 Re8 20. Bxb7 Qxb7 21. Qg2 {½-½ (62) Miton,K (2588)-Tomashevsky,E (2705) St Petersburg 2018}) 14... exf5 15. Rxf5 f6 {Black is slightly better.} 16. Rf1 $146 ({Predecessor:} 16. Nh6+ gxh6 17. Bxh6 Kh8 18. Bxf8 Nxf8 19. e5 fxe5 20. Be4 Bc8 21. Rxe5 {0-1 (32) Di Caro,C (2340)-Palac,M (2584) Porto San Giorgio 2006}) 16... Nb6 (16... c5 $15 17. d5 Bd6) 17. a5 $11 Na4 18. Bd2 (18. Rxa4 $5 bxa4 19. Qxa4 $11) 18... Qxa5 ({Black should play} 18... c5 $15 19. d5 Nb2) 19. Ne3 (19. e5 $11) 19... Qc7 20. Nxc4 $1 Rad8 21. Bf4 Qd7 22. Na5 Ba8 23. Qf3 (23. Rxa4 $1 $11 {remains equal.} bxa4 24. Qxa4) 23... c5 $17 24. d5 c4 25. g4 (25. Kh1 $142) 25... Bc5+ 26. Kh1 Bb6 27. Rxa4 bxa4 28. Nxc4 Bc7 29. Bc1 (29. Ra1 {was worth a try.}) 29... Rb8 30. Ba3 Rf7 31. Bh3 {Threatening g5!} g5 32. Ra1 Bf4 33. Bf1 Bb7 34. Nb6 Qe8 35. Bc5 (35. c4 $142) 35... Bc8 $1 $19 36. Bg1 Bd7 (36... Rfb7 $1 $19 {[%cal Rb7b6] is more deadly.} 37. Nxc8 Rxc8) 37. c4 $17 {[%cal Bc3c4,Bc4c5,Bc5c6][%mdl 32] [#]} Bc7 ({Black should try} 37... Rxb6 $1 $17 {[%mdl 512]} 38. Bxb6 Bxh2) 38. Nxd7 $11 Qxd7 39. c5 Be5 40. c6 Qc7 41. Rxa4 a5 42. Bc4 (42. Ra2 $11) 42... Kg7 (42... Rb1 $5 {[%cal Re5h2]} 43. Bd3 Rb2 $11) 43. Qd3 Bd6 (43... Rb2 $15) 44. Ra2 Re7 45. Bd4 h6 46. Bc3 Ra8 (46... Ree8 $11) 47. Rf2 Rf8 48. Ba2 (48. Bb3 $14) 48... Be5 (48... Ree8 $1 $11) 49. Bxe5 $1 $14 Rxe5 50. Rb2 (50. Rc2 $1 $14 Rd8 51. Bb1) 50... Qd6 $11 51. Rb7+ Kh8 $2 {[%mdl 8192]} (51... Rf7 $11 {and Black has nothing to worry.} 52. Rxf7+ Kxf7) 52. Qh3 $18 f5 53. c7 fxg4 $2 {[#]} (53... fxe4 54. Rb8 Kg7) 54. Qc3 $1 {[%mdl 512]} Qf6 {[%cal Rf6f1]} 55. Bc4 Qf3+ 56. Qxf3 {White mates.} gxf3 {[#]} 57. Rb8 $1 {[%mdl 512]} Ree8 58. Rxe8 Rxe8 59. d6 Kg7 60. Kg1 {Accuracy: White = 50%, Black = 44%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.8"]
[White "Korley, Kassa"]
[Black "Narva, Mai"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2432"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,91,-8,11,0,0,-12,0,-17,0,-5,6,6,8,6,19,0,21,19,54,-20,-5,-60,-57,-96,-26,-43,0,0,0,0,0,0,9,0,13,18,35,26,17,13,15,16,76,72,73,73,195,193,195,191,193,193,219,217,217,218,218,217,217,217,217,213,213,212,381,358,29994,29995]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 b6 8. cxd5 exd5 9. Bd3 c5 10. O-O Bb7 11. a3 h6 12. Bh4 Ne4 13. Bxe7 Qxe7 14. dxc5 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7} bxc5 15. Bb1 Nxc3 (15... Nef6 16. Nh4 Rfb8 17. Nf5 Qe6 18. e4 d4 19. Nd5 Nxd5 20. exd5 Qf6 21. Re1 Re8 {1-0 (32) Smirnov,P (2599)-Khismatullin,D (2639) Vladivostok 2012}) 16. Rxc3 {The position is equal.} Rac8 17. Qa4 $146 ({Predecessor:} 17. Bf5 Rc7 18. Bxd7 Rxd7 19. Qa4 d4 20. exd4 cxd4 21. Rd3 Rfd8 22. Re1 {0-1 (41) Stajcic,N (2325)-Galdunts,S (2450) Pardubice 1995}) 17... a6 18. Bf5 Nb6 19. Qc2 Rc6 20. Nd4 Rc7 21. Rc1 {[%cal Rc3c5]} Nc4 22. Nf3 (22. Nb3 $1 $14) 22... Nd6 $11 23. Bh3 (23. Bh7+ $11 Kh8 24. Bd3) 23... Ne4 $15 24. Rd3 {[#]} a5 (24... Qf6 $1 $17) 25. Rdd1 Ra8 26. Bf5 Nd6 27. Bh7+ Kh8 28. Bd3 a4 29. Bf1 Qe6 30. Nd4 Qf6 31. Ne2 Rcc8 32. Qc3 {aiming for Qxf6.} Qg5 33. Ng3 h5 {[#]} (33... Nf5 $11) 34. h4 $1 $36 {[%cal Rh4g5][%mdl 2560] White is in control.} Qxh4 35. Qe5 Ne4 (35... Ne8 $16) 36. Nxe4 $18 Qxe4 37. Qxh5+ {[%mdl 64] Double Attack} Kg8 38. Bd3 Qe8 39. Qh7+ Kf8 {intending ...Qe5.} 40. Qh8+ Ke7 41. Qxg7 {Strongly threatening Qe5+.} Qc6 42. Bf5 Rg8 43. Qe5+ Kf8 44. e4 Qh6 $2 (44... Re8 45. Qxd5 Qxd5 46. exd5 Re5) 45. Rc3 Qh5 $2 (45... Qb6 $18 46. exd5 Re8) 46. Qd6+ {[%mdl 64] Double Attack. Accuracy: White = 64%, Black = 33%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.9"]
[White "Sarkar, Justin"]
[Black "Petesch, Gabriel"]
[Result "1-0"]
[ECO "C83"]
[WhiteElo "2385"]
[BlackElo "2302"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,85,77,63,62,62,59,12,29,21,16,18,146,151,162,14,197,196,309,82,83,88,91,82,89,89,97,94,64,78,68,39,38,37,208,214,240,244,224,226,260,261,240,238,430,440,470,471,5809,5822,5269,1340,1262,1035,880,571,29974,29975,29973,29967,29971,29970,29979,29980,29989,29990]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Nxe4 7. d4 d5 8. dxe5 Be6 9. c3 Be7 10. Nbd2 Nc5 11. Bc2 O-O 12. Nb3 Nxb3 {C83: Open Ruy Lopez: 9 c3 Be7} 13. axb3 Qd7 (13... Bg4 14. Re1 Qd7 15. Qd3 g6 16. Bh6 Rfe8 17. Nd4 Bc5 18. Nxc6 Qxc6 19. b4 Be7 20. Qg3 {1-0 (28) Corrales Jimenez,F (2559)-Orlov,G (2466) chess.com INT 2019}) 14. Nd4 Nxd4 {The position is equal.} 15. cxd4 c5 16. dxc5 $40 {[%mdl 128] White mounts an attack.} Qc7 (16... Bxc5 $11 17. Bxh7+ {[%mdl 64] Decoy} Kxh7 18. Qc2+ {[%mdl 64] Double Attack} Kg8 19. Qxc5 d4) 17. b4 a5 $146 ({Predecessor:} 17... Qxe5 18. f4 Qf6 19. f5 Bd7 20. Be3 {½-½ (75) Saladen Dulce,R (2207)-Rios Parra,A (2344) Ibague 2013}) 18. f4 (18. Be3 $18) 18... f5 $2 (18... axb4 $11 {and Black has nothing to worry.} 19. Rxa8 Rxa8) 19. Be3 $18 axb4 {[#]} (19... Qc6 {was called for.} 20. Qd4 (20. bxa5 Bxc5 21. Bxc5 Qxc5+ 22. Kh1 Rfc8 $18) (20. Rxa5 Rxa5 21. bxa5 Bxc5 $16) 20... axb4 21. Rxa8 Rxa8) 20. Qd4 $2 (20. Bxf5 $1 $18 {[%mdl 512]} Qd7 (20... Bxf5 21. Qxd5+) 21. Bxe6+ Qxe6 22. Rxa8 Rxa8 23. Qd4) 20... Rxa1 21. Rxa1 Bxc5 22. Qxc5 Qxc5 23. Bxc5 Rc8 24. Bb3 Rxc5 $16 {[%mdl 4096] Endgame KRB-KRB} 25. Kf2 Rc7 26. Ke2 {[%mdl 1024] White has compensation.} Kf7 27. Kd3 h6 $2 (27... g5 $14) 28. Kd4 $18 Ke7 29. g3 g5 30. Ra5 gxf4 31. gxf4 Rb7 32. Ra6 {Hoping for Rxe6+!} ({Weaker is} 32. Bxd5 Bxd5 33. Kxd5 Rd7+ 34. Kc5 Rd2 $16) 32... Rc7 $2 (32... Rd7 33. Rb6 Rc7 34. Rxb5 h5) 33. Bxd5 Bxd5 34. Kxd5 {KR-KR} Rc2 {[#]} (34... h5 $142 35. b3 h4 36. Re6+ Kd7 37. Rd6+ Ke7 38. Re6+ Kf7 39. Rf6+ Ke7 40. Rxf5 Rd7+ 41. Ke4 Rd2) 35. Ra7+ $1 Kd8 36. b3 (36. e6 $142 b3 37. Ke5 Rxb2 38. Kf6) 36... Rc3 37. Ke6 Rxb3 38. Kf7 {And now e6 would win.} Re3 39. e6 {White mates.} b3 40. Rb7 Kc8 41. Rxb5 Kc7 42. e7 Kd7 43. Re5 {Accuracy: White = 62%, Black = 41%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "9.10"]
[White "Peng, Shunkai"]
[Black "Wang, Tianqi"]
[Result "1/2-1/2"]
[WhiteElo "2315"]
[BlackElo "2314"]
[Annotator "RC"]
[PlyCount "16"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:01:06]} 2. d4 {[%emt 0:01:36]} g6 {[%emt 0:00:33]} 3. c4 {[%emt 0:05:47]} d5 {[%emt 0:02:21]} 4. cxd5 {[%emt 0:00:31]} cxd5 {[%emt 0:00:09]} 5. e5 {[%emt 0:00:17]} Nc6 {[%emt 0:00:50]} 6. Nc3 {[%emt 0:01:56]} Bg7 {[%emt 0:00:23]} 7. Be3 {[%emt 0:03:27]} f6 {[%emt 0:06:29]} 8. exf6 {[%emt 0:06:21]} exf6 {[%emt 0:00:40]} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.11"]
[White "Yoo, Christopher Woojin"]
[Black "Cezila Jr, Rubens"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2456"]
[BlackElo "2239"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,146,16,22,28,27,16,23,24,25,24,27,14,20,16,25,8,8,0,34,29,47,47,47,47,65,0,2,-8,-8,-9,-8,-12,-8,-9,-11,-8,-8,-16,-8,-16,-10,-9,-5,-8,0,0,0,-20,-11,-11,0,-7,0,0,43,35,55,49,117,-100,-107,-114,-119,-122,-100,-403,-307,-307,-314,-302,-268,-404,-379,-489,-498,-478,-362,-475,-463,-588,-581,-699,-700,-675,-605,-809,-690,-2260,-2041,-2383,-1950,-1304,-1650,-1084,-1007,-29980,-29975,-29972,-29973,-29985,-29986,-29986,-29987,-29987,-29988,-29988,-29986,-29986,-29987,-29987,-29982,-29982,-29983,-29982,-29983,-29984,-29985,-29985,-29983,-29983,-29983,-29989,-29990,-29990,-29989,-29989,-29989,-29989,-29989,-29989,-29990,-29991,-29991]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 Bd7 9. c3 {C84: Closed Ruy Lopez: Unusual White 6th moves} O-O 10. Bc2 Re8 11. Re1 {White has an edge.} Bf8 12. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Ne7 13. Nf1 Ng6 14. Ng3 c5 15. h3 h6 16. d4 Qc7 17. Be3 {[#]} Bc6 $146 ({Predecessor:} 17... Qb7 18. d5 Reb8 19. Qd2 Be7 20. b3 Qc8 {½-½ (42) Svidler,P (2765)-Tomashevsky,E (2713) St Petersburg 2017}) 18. d5 Bd7 19. Qd2 Reb8 20. axb5 ({Better is} 20. a5 $14) 20... axb5 $11 21. b4 c4 22. Reb1 Qb7 23. Qc1 Be7 24. Rxa8 Rxa8 25. Ra1 Ra6 26. Nd2 Bd8 27. Ra3 Bb6 28. Ndf1 Bxe3 (28... Qa7 {feels hotter.} 29. Rxa6 Qxa6 30. Qd2 Qa7 31. Kh2 h5) 29. Nxe3 Qa8 30. Rxa6 Qxa6 31. Ne2 Nh5 32. Kh2 Nhf4 33. Ng1 Qc8 34. Qa1 f5 35. Qa5 Nd3 36. exf5 Nh4 ({Black should play} 36... Ngf4 $1 $14) 37. g3 $2 (37. Ne2 $16 {keeps the pressure on.}) 37... Nxf5 $17 38. Nxf5 Bxf5 39. Qxb5 Nxf2 40. Ba4 $2 {[%mdl 8192]} (40. Bxf5 $17 {is more resistant.} Qxf5 41. Qxc4) 40... Be4 {[#] aiming for ...Qf5.} 41. Qe8+ Qxe8 42. Bxe8 Bxd5 $19 {[%mdl 4096] Endgame KBN-KBN} 43. b5 (43. Bg6 {was worth a try.}) 43... Kf8 44. Bh5 Ke7 45. Ne2 Bb7 46. Nc1 Kd7 47. Na2 {If only White now had time for Bf7....} Ne4 48. Be2 d5 49. Bf3 Nd2 50. Kg2 Kd6 51. Kf2 Nxf3 52. Kxf3 {KB-KN} Kc5 53. Nc1 d4+ 54. Ke2 Kxb5 55. Kf2 Ka4 {Black mates.} 56. cxd4 exd4 57. Ne2 d3 58. Nd4 c3 59. Ke3 d2 60. Ke2 Ka3 61. g4 Kb2 62. Kd1 Bc6 {Played: Bb7-f3} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.12"]
[White "Ynojosa Aponte, Felix Jose"]
[Black "Tsolakidou, Stavroula"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2403"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,89,29,35,34,0,0,0,0,-7,0,0,0,-12,20,7,12,6,17,-102,80,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,28,64,63,120,110,142,122,137,124,200,204,227,232,227,210,296,240,293,313,344,334,361,290,461,405,556,471,488,491,468,470,485,490,643,599,675,697,717,695,660,631]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bf5 6. Be3 Nf6 {B22: Sicilian: 2 c3} (6... cxd4 7. cxd4 Bxb1 8. Rxb1 e6 9. a3 Nf6 10. Bd3 Be7 11. O-O O-O 12. Qe2 Rad8 13. Rbd1 Qh5 14. Ne5 Qxe2 15. Bxe2 {0-1 (32) Paichadze,L (2533)-Istratescu,A (2620) Dubai 2019}) 7. c4 Qd8 8. d5 Nb4 {The position is equal.} 9. Na3 Qa5 10. Bd2 $1 e6 11. Be2 $146 ({Predecessor:} 11. Nh4 Bg6 12. Nxg6 hxg6 13. dxe6 O-O-O 14. Be2 {0-1 (33) Moradi,K (1984)-Vishnu,P (2463) Caleta 2015}) 11... O-O-O 12. O-O {Threatens to win with Nb5.} exd5 13. Nb5 {aiming for a3.} Qb6 14. Ne5 (14. a4 $11 {keeps the balance.}) 14... Be6 $2 {[#]} (14... a6 $1 $17 {and life is bright.} 15. Nxf7 {[%mdl 64] Double Attack} axb5 16. Nxh8 bxc4) 15. a3 (15. Bxb4 cxb4 16. Rc1 Bc5 $15) ({Better is} 15. a4 $1 $16) 15... Nc6 $11 16. Nxc6 bxc6 17. cxd5 $1 cxb5 18. dxe6 Ne4 ({Much weaker is} 18... Qxe6 $6 19. Bxb5 Qb6 20. Bc4 $16) 19. e7 Bxe7 20. Bg4+ Kb8 21. Bf4+ Bd6 22. Qf3 Nf6 23. Bh3 Bxf4 24. Qxf4+ Qd6 25. Qf3 Qd3 26. Qc6 Rd5 (26... Rhe8 $14) 27. g3 Rhd8 28. Rfe1 {And now Re7 would win.} ({Reject} 28. Bg2 $6 R8d6 $11) 28... R5d6 29. Qxc5 Ne4 (29... Qd5 $16 {was necessary.} 30. Qc1 a6) 30. Qe5 $18 Nd2 {White must now prevent ...Nf3+.} 31. Bg2 $40 {[%mdl 128] White goes for the king.} f6 {[#]} 32. Qh5 $1 f5 (32... g6 $142 33. Qxh7 Nf3+ 34. Bxf3 (34. Kh1 g5 $16) 34... Qxf3 35. Qxg6 (35. Rac1 Rd2 $18) 35... Rd2) 33. Qxh7 f4 34. Qxg7 {[%csl Gg2][%cal Rg7b7]} f3 35. Bh3 Nb3 36. Bf1 Qd2 {[#]} (36... Qd4 $142 37. Qxd4 Rxd4) 37. Re7 $1 {[%mdl 512] Intending Rb7+ and mate.} R6d7 {Strongly threatening ...Rxe7.} 38. Rxd7 {White is clearly winning.} Qxd7 39. Qxd7 Rxd7 {[%mdl 4096] Endgame KRB-KRN} 40. Re1 a6 41. h4 Rc7 42. Bd3 Nc1 43. Be4 Ne2+ 44. Kh2 Nd4 45. Rd1 {Accuracy: White = 62%, Black = 25%.} 1-0

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.13"]
[White "Polgar-Shutzman, Tom"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2233"]
[BlackElo "2421"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,148,16,18,5,13,14,7,8,5,0,0,0,0,-5,-8,-12,0,-10,-10,-14,0,0,77,28,97,82,90,80,133,129,148,131,125,71,97,27,26,37,58,0,0,0,0,-6,-8,-16,-6,-6,-5,-19,-1,-136,-141,-278,-266,-210,-112,-139,-104,-104,-104,-104,-104,-100,-92,-110,-111,-110,-103,-103,-103,-112,-103,-277,-283,-268,-262,-394,-394,-379,0,-379,0,-372,-357,-438,-451,-1067,-1081,-998,-831,-1264,-1231,-4714,-4714,-4710,-4710,-4702,-1185,-1185,-1067,-946,-114,-12797,-1000,-997,-950,-859,-896,-4333,-5093,-29988,-5218,-29989,-29990,-29990,-29991,-29995,-29987,-29987,-29988,-29988,-29989,-29989,-29990,-29990,-29991,-29994,-29992]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 a6 7. Bb3 Ba7 8. h3 h6 9. Re1 O-O 10. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Re8 11. Nf1 Be6 12. Bc2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} d5 13. exd5 (13. Qe2 b5 14. Rd1 Qe7 15. Ng3 Rad8 16. exd5 Nxd5 17. Qe4 Nf6 18. Qxc6 Bb6 19. d4 e4 {1-0 (89) So,W (2763)-Harikrishna,P (2734) Riga 2019}) 13... Qxd5 14. Ng3 {The position is equal.} Rad8 15. Be3 Bxe3 16. Rxe3 Qd6 17. Ne4 $146 ({Predecessor:} 17. Re2 Nd5 18. Rd2 f5 19. Qf1 Nf4 {0-1 (47) Fuchs,J (2348)-Hakimifard,G (2271) Flims 2016}) 17... Nxe4 18. Rxe4 b5 19. b4 Bd5 20. Re1 Qf6 21. Re3 e4 (21... Ne7 $11) 22. dxe4 Bc4 (22... Bb3 $1 $11 {keeps the balance.} 23. Bxb3 Rxd1+ 24. Rxd1 Rd8) 23. Qc1 Re7 24. a4 Ne5 (24... g6 $142) 25. Nd4 $16 Red7 26. axb5 axb5 27. Qb2 (27. Rg3 $142) 27... Qb6 28. Bb3 (28. Qa3 $16) 28... c5 29. bxc5 Qxc5 {Black wants to play ...b4.} 30. Nf3 ({Better is} 30. Qa3 $14 b4 31. Qa5 Qxa5 32. Rxa5 Bxb3 33. Rxe5) 30... Rd3 31. Nxe5 Rxe3 32. Nxc4 bxc4 33. fxe3 {Ba2 is the strong threat.} Rb8 {[%mdl 64] Pin} 34. Qd2 cxb3 $11 {[%mdl 4096] Endgame KQR-KQR} 35. Rb1 Qc4 36. Qd6 (36. Qd4 $11 Qe2 37. c4) 36... Rb5 $1 $17 37. Rb2 (37. Qd8+ $17 Kh7 38. Qd2) 37... Qxc3 $19 {[%mdl 64] Double Attack} 38. Qd4 Qe1+ 39. Kh2 Qb4 40. Qd8+ Kh7 41. Qd3 Rb8 42. e5+ Kg8 43. Kg1 h5 44. Kh2 h4 45. Qd5 Qb5 46. Qd4 Rc8 47. Qe4 $2 (47. Qd6 $17) 47... Rc4 48. Qf5 {[#]} Qb8 $1 49. Kh1 (49. Qg5 {was forced.}) 49... Rc1+ 50. Kh2 Rc4 51. Kh1 $1 Rc1+ 52. Kh2 Rc5 53. Qf4 {intending e6!} Rc2 54. Qd4 (54. Rb1 $142 b2 55. Qe4) 54... Rxb2 55. Qxb2 {KQ-KQ} f6 56. Kh1 fxe5 57. e4 Qb5 58. Kh2 Qd3 59. Kh1 Qf1+ (59... Qc2 $142 60. Qxe5 Qc1+ 61. Kh2 b2 62. Qe6+ Kh8 63. Qe8+ Kh7 64. Qh5+ Qh6 65. Qf5+ Qg6) 60. Kh2 Qf4+ 61. Kh1 {[#]} Qg3 $2 (61... Qe3 $1 $19 {and Black stays clearly on top. Threatens to win with ...Kf7.} 62. Kh2 Qg3+ 63. Kh1 Qe1+ 64. Kh2 Qe3) 62. Qa3 $2 {[%mdl 8192]} (62. Qc1 $17) 62... Kh7 (62... Qc3 $142 63. Qd6 Qc1+ 64. Kh2 b2 65. Qd8+ Kh7 66. Qxh4+ Qh6) 63. Qb2 Kg6 64. Qd2 {[#]} Qf4 $1 65. Qd6+ Kh7 {( -> ...b2)} 66. Qb8 Qc1+ 67. Kh2 b2 {Black mates.} 68. Qxe5 b1=Q {[%csl Gb1][%cal Rc1h1]} 69. Qf5+ Kg8 {[%csl Gb1][%cal Rc1h1]} 70. Qd5+ Kh8 {[%csl Gb1][%cal Rc1h1]} 71. Qd8+ Kh7 {[%csl Gb1][%cal Rc1h1]} 72. Qxh4+ Qh6 73. Qf2 Qxe4 74. g3 Qhe3 {Accuracy: White = 40%, Black = 54%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.14"]
[White "Ezra Paul Chambers"]
[Black "Beradze, Irakli"]
[Result "0-1"]
[ECO "C49"]
[WhiteElo "2265"]
[BlackElo "2487"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,72,11,21,12,14,0,0,0,0,0,18,-4,0,-6,-5,-22,0,0,0,0,0,-38,-37,-30,0,-61,-67,-291,-281,-298,-73,-289,-296,-293,-281,-273,-276,-293,-291,-346,-400,-415,-410,-334,-414,-408,-406,-398,-366,-523,-520,-474,-310,-571,-617,-768,-752,-868,-802]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d6 8. Re1 Bd7 (8... h6 9. d4 Bd7 {½-½ (10) Ponkratov,P (2644)-Tomashevsky,E (2718) Mali Losinj 2019}) 9. Rb1 {C49: Four Knights: 4 Bb5 Bb4} h6 10. d4 Rb8 11. h3 {The position is equal.} Re8 12. Bd3 Na5 13. Bd2 $146 ({Predecessor:} 13. Nd2 c5 {½-½ (13) Simacek,P (2490)-Voloshin,L (2383) Ceske Budejovice 2018}) 13... c5 14. dxc5 dxc5 15. c4 Nc6 16. Nh2 Nd4 17. Nf1 Bc6 18. f3 Nh5 19. Ne3 Nf4 20. Bf1 ({Better is} 20. Nd5 $1 $11) 20... Qh4 $36 {[%mdl 2048] aiming for ...Qg3. Black is more active.} 21. c3 $2 (21. Nd5 $15) 21... Qg3 $19 22. Ng4 Nxh3+ 23. Kh1 {[#]} Ba4 $1 {[%cal Ra4d1][%mdl 512]} 24. Rb3 ({But not} 24. Qxa4 Nxf3 25. Be3 Nxe1) 24... Nxb3 25. axb3 h5 26. gxh3 hxg4 27. bxa4 gxf3 {And now ...Re6 would win.} 28. Re3 Rbd8 29. Qe1 Qxe1 30. Bxe1 Rd1 31. Kg1 Re6 32. Kf2 (32. Bg3 {keeps fighting.} f6 33. h4) 32... Ra6 33. Rxf3 Rxa4 34. Be2 $2 (34. Ke2 Raa1 35. Bd2) 34... Ra2 {Black is clearly winning.} 35. Rg3 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 36. Rg1 a4 {Accuracy: White = 46%, Black = 88%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.15"]
[White "Paul, Justin"]
[Black "Zapata, Alonso"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2270"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,92,42,40,41,34,44,44,31,42,104,58,91,53,62,66,60,7,69,61,64,68,127,125,143,151,139,114,129,106,127,117,112,50,48,18,38,24,24,21,31,4,5,5,6,-33,0,0,0,0,0,-117,-109,-127,-11,-118,0,0,0,-40,-43,-179,-172,-183,-180,-295,-286,-1963,-1678]} 1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. c4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8. Be2 d6 9. O-O Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. Rab1 Nd7 14. Be3 a4 {B38: Sicilian: Maroczy Bind with 5...Bg7 and 7...0-0} (14... Nc5 15. Rfd1 Be5 16. b3 e6 17. Bd4 Qb6 18. Kh1 Rfd8 19. a3 Qc7 20. b4 axb4 21. axb4 Na4 22. Bxe5 dxe5 {½-½ (36) Sumets,A (2568)-Vorobiov,E (2547) Nova Gorica 2018}) 15. Rfc1 Nc5 16. Bf1 f5 $146 {White is slightly better.} ({Predecessor:} 16... Re8 17. Rc2 e5 18. Rd1 Bf8 19. Nd5 Bg7 20. Bg5 f6 21. Be3 Ne6 22. Nb6 Rb8 23. Qxd6 Qxd6 24. Rxd6 {1-0 (38) Larrea,M (2274)-Saralegui Cassan,M (2111) Montevideo 2017}) 17. exf5 $1 gxf5 (17... Rxf5 $14 18. Re1 Be5) 18. Nd5 Rf7 19. Re1 e5 20. Rbd1 Qa5 21. Nc3 (21. Ne7+ $14 Rxe7 22. Qxd6 {[%mdl 64] Double Attack}) 21... Rf6 (21... a3 $11) 22. Nb5 $14 Qxd2 23. Rxd2 Bxb5 (23... e4 $14) 24. cxb5 $16 b6 25. Bc4+ Kh8 26. Bd5 Rb8 27. Rc1 Bh6 28. Bxh6 $1 Rxh6 29. Bc6 ({Better is} 29. b4 $16 axb3 30. axb3) 29... Rd8 30. Rd5 Re6 31. Kf1 Kg7 32. Rc3 Kf6 33. b4 axb3 $1 34. axb3 Re7 35. f4 Ne6 (35... exf4 {is interesting.} 36. b4 Ne4 37. Ra3 Kg5 38. Rd4 Nf6) 36. fxe5+ dxe5 37. Rxd8 Nxd8 $11 {[%mdl 4096] Endgame KRB-KRN} 38. Ba8 (38. Bd5 $11) 38... Ne6 $1 $17 39. Rc8 Nd4 ({Black should try} 39... e4 $17 {Strongly threatening ...Ra7.} 40. Bd5 Nd4) 40. Bd5 (40. Rb8 $11 {keeps the balance.}) 40... Rd7 (40... e4 $17 41. Rb8 Ke5) 41. Bc4 $1 $11 e4 42. Kf2 f4 43. Rf8+ (43. Rb8 $1 $15) 43... Kg5 $1 $19 44. Rg8+ {[#]} Kh5 $1 45. Rf8 (45. Ra8 $142) 45... e3+ 46. Kf1 $2 {[#]} (46. Kg1 Re7 47. Rf7 Rxf7 48. Bxf7+ Kg4 49. b4) 46... Ra7 $1 {Accuracy: White = 33%, Black = 47%.} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "9.15"]
[White "Paul, Justin"]
[Black "Zapata, Alonso"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2270"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,153,-4,-19,-12,-50,-40,-46,-49,-91,-84,-79,-89,-80,-82,-87,-77,-118,-114,-117,-107,-120,-110,-143,-138,-136,-142,-135,-136,-154,-147,-140,-84,-110,-110,-114,-122,-127,-91,-90,-90,-85,-66,-105,-67,-135,-81,-133,-117,-147,-143,-147,-133,-135,-112,-100,-78,-79,-88,-90,-72,-80,-60,-66,-66,-93,0,-59,-59,-59,-59,-59,-59,-59,-59,-72,-64,-68,-52,-72,-68,-88,-44,-68,-59,-145,-145,-145,-130,-131,-98,-98,-85,-110,-46,-72,-68,-90,-47,-110,-119,-102,-6,-22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12851,-29965,-12851,-29984,-12851]} 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O a6 8. Qe2 Be7 9. Rd1 Bd7 10. Bf4 e5 11. Be3 Nf6 12. h3 O-O {B21: Sicilian: 2 f4 and Morra Gambit} 13. Bg5 (13. a4 Rc8 14. Rac1 h6 15. b3 Nb4 16. Nd2 Bc6 17. Qe1 Re8 18. Nf3 Bd7 19. Qe2 Bf8 20. Nd2 {½-½ (48) Mezera,L (2364)-Ilyasov,A (2342) GER email 2015}) 13... Be6 14. Rac1 Rc8 $146 {Black is slightly better.} ({Predecessor:} 14... Qc7 15. Bb3 Qb8 {½-½ (13) Van Kampen,R (1809)-Pijpers,A (1802) Rijswijk 2006}) 15. Nd5 Bxd5 16. exd5 Nb8 17. b4 Nbd7 18. Be3 Ne4 19. Nd2 Nxd2 20. Qxd2 f5 {White must now prevent ...f4.} 21. f4 Bf6 22. Bb3 Rxc1 23. Rxc1 exf4 24. Bxf4 Be5 25. Bg5 Qb6+ 26. Kh1 h6 (26... Nf6 $142 27. Be3 Qd8) 27. Be3 Qd8 28. Bc2 Qh4 29. Rf1 Qg3 {[%csl Ge5][%cal Rg3h2]} 30. Bg1 f4 31. Rf3 Qg5 32. Qd3 Nf6 33. Bf2 (33. b5 $15) 33... Rc8 {Played: Qg5-h5} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.16"]
[White "Daggupati, Balaji"]
[Black "Storn, Justin"]
[Result "1/2-1/2"]
[ECO "C12"]
[WhiteElo "2311"]
[BlackElo "2030"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,98,0,0,0,0,-10,0,-6,33,26,33,39,20,36,29,29,23,12,18,14,25,19,31,0,11,13,16,7,31,43,54,14,10,22,9,0,0,-95,-91,-88,-89,-98,-104,-114,-145,-106,0,0,0,0,0,0,0,0,0,0,0,-210,0,0,0,0,12,0,12,0,185,9,72,126,258,258,350,0,268,148,146,1,5,0,0,0,95,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bc1 Ne4 7. Qg4 {C12: French: Classical System: McCutcheon Variation} Kf8 (7... Nxc3 $6 8. Qxg7 Kd7 9. Bd2 $16) 8. Nge2 c5 9. a3 $1 {[%cal Ra3b4]} Ba5 {And now ...cxd4 would win.} (9... h5 {with more complications.} 10. Qf4 Ba5 11. b4 Nxc3 12. Nxc3 cxb4 13. axb4 Bxb4 14. Bd2 Bxc3 15. Bxc3 a5) 10. dxc5 Nxc3 $146 ({Predecessor:} 10... Bxc3+ 11. Nxc3 Nxc3 {1-0 (58) Fressinet,L (2667)-Meier,V (2305) Biel 2009}) 11. Nxc3 Bxc3+ 12. bxc3 Nc6 {[%cal Bb8c6,Bc6a5,Ba5b3][%mdl 32]} 13. Qg3 Qa5 14. Bd2 Qxc5 15. Bd3 Bd7 16. O-O Kg8 17. Kh1 Na5 18. Be3 Qc7 19. Bd4 a6 20. f4 Bb5 21. f5 {aiming for fxe6.} Bxd3 22. cxd3 Nb3 23. fxe6 fxe6 24. Ra2 (24. Qg6 $11 {remains equal.} Nxa1 25. Qxe6+ {[%mdl 64] Double Attack} Kh7 26. Qf5+ (26. Rxa1 Qc6 $11) 26... g6 27. Qe6) 24... Nxd4 $17 25. cxd4 {Black must now prevent Qg6.} Kh7 26. Raf2 {Rf7! is the strong threat.} Rhf8 $1 27. h4 Rxf2 28. Rxf2 {[%mdl 4096] Endgame KQR-KQR} Qc1+ (28... Qe7 $17) 29. Kh2 $11 Qxa3 {[#] Strongly threatening ...Qe7.} 30. Rf7 $1 {[%csl Gf7,LRb7,LRg7][%cal Rg3g7][%mdl 576] Double Attack} Rg8 31. Rxb7 a5 32. h5 Qc3 33. Ra7 Qxd4 34. Rxa5 $2 (34. Re7 $11) 34... Kh8 $2 (34... g5 $1 $19 {[%cal Rg5g4]} 35. hxg6+ Rxg6) 35. Ra6 Re8 36. Rc6 Qa7 37. Qg6 Qe7 38. Kh3 $36 {[%mdl 2048] Threatens to win with Rc7! White has good play.} Qf8 $2 (38... Rf8 $11) 39. Rxe6 $2 ({White has to play} 39. Kg3 $1 $18) 39... Rb8 (39... Ra8 $11) 40. Kg3 (40. d4 $142) 40... Qd8 (40... Qf1 $16) 41. Qg4 $18 Rb3 42. Qg6 Rb8 $1 43. Qf5 (43. Ra6 $1 $18) 43... Qa5 $16 {[#]} 44. Qg4 (44. Re7 $1 $16) 44... Qc3 $1 $11 45. Qe2 Qc1 46. Rg6 {Black should prevent e6.} Rf8 {[#]} (46... Rb2 $11 {keeps the balance.} 47. Qf3 Qe1+ {[%mdl 64] Double Attack} 48. Kh3 Qh1+ 49. Kg3 (49. Kg4 $2 Rxg2+ 50. Kf4 Qc1+ 51. Kf5 Qc8+ 52. Kf4 Qf8+ 53. Rf6 Qb4+ 54. Kf5 Rg5+ 55. Ke6 Qb6+ 56. Kf7 Qc7+ 57. Kf8 Qxe5 $19) 49... Qe1+ {[%mdl 64] Double Attack} 50. Kh3 Qh1+ 51. Kg3 (51. Kg4 $2 Rxg2+ 52. Kf4 Qc1+ 53. Kf5 Qc8+ 54. Kf4 Qf8+ 55. Ke3 Qc5+ 56. Kf4 Rf2 $19) 51... Qe1+ {[%mdl 64] Double Attack}) 47. Rg4 (47. e6 $1 $16 {White wants to mate with Qe5!} Qf4+ 48. Kh3) 47... Rf1 {The position is equal.} 48. d4 Re1 49. Qf2 $1 {[%cal Rf2f8] Threatening mate with Qf8+.} Rf1 {Accuracy: White = 48%, Black = 58%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.17"]
[White "Park, Evan"]
[Black "Copeland, Samuel"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "2175"]
[BlackElo "2128"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,117,18,27,0,26,28,44,37,55,67,86,79,222,216,225,225,224,181,180,214,208,211,194,191,216,239,250,252,251,301,334,331,305,226,237,226,223,236,226,155,231,229,239,235,218,0,180,0,216,130,135,100,126,141,109,93,2431,1861,1378,1206,1672,1605,12832,12830,12830,12688,1667,1494,12834,12834,12834,12833,12833,1798,1349,0,990,0,0,0,0,0,0,0,36,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Be7 7. h3 O-O 8. Nf3 Re8 9. Bd3 {B03: Alekhine's Defence: Four Pawns Attack} (9. Be2 Bf6 10. O-O Nc6 11. Be3 Bf5 12. b3 a5 13. Rc1 a4 14. c5 dxc5 15. dxc5 Qxd1 16. Rfxd1 axb3 17. axb3 Bxc3 18. Rxc3 Nc8 {0-1 (86) Inarkiev,E (2694)-Yuffa,D (2527) Sochi 2017}) 9... Bf6+ 10. Be3 Be6 $146 ({Predecessor:} 10... Nc6 11. O-O d5 12. c5 Nc4 13. Bxc4 dxc4 14. Qa4 Be6 15. Rfd1 {0-1 (43) Kovalev,A (2515)-Sivuk,V (2350) Alushta 2009}) 11. d5 {White is slightly better.} Bxc3+ 12. bxc3 Bc8 13. O-O Na6 {[#]} (13... N8d7 $16 {is a better defense.}) 14. Ng5 $1 $18 g6 {Hoping for ...Rxe3!} (14... Rxe3 $2 15. Bxh7+ Kf8 16. Nxf7 $18 (16. fxe3 $2 Qxg5 17. Qf3 f6 $19)) 15. Qf3 f5 16. Qf4 $40 {[%mdl 128] White attacks with force.} Nc5 17. Bxc5 dxc5 18. Rae1 {Black must now prevent Qh4.} Re7 {[#]} 19. h4 $1 Na4 20. Re3 Rxe3 21. Qxe3 Nxc3 22. Re1 (22. Qxc5 $6 Na4 $16) 22... Ne4 23. Bxe4 (23. Nxe4 fxe4 24. Bxe4 Qd6 $16) 23... fxe4 24. Qxe4 {aiming for Qf4.} ({Resist} 24. Qxc5 $6 Bf5 $18) 24... Bf5 25. Qe7 Qxe7 26. Rxe7 {[%mdl 4096] Endgame KRB-KRN} Bd3 27. Rxc7 {d6 is the strong threat.} Bxc4 (27... h6 $16) 28. Nxh7 Rd8 29. Nf6+ ({Don't play} 29. Rxb7 $6 Rd6) (29. Rxc5 $6 Bxa2 30. Rc7 Bxd5 $16) 29... Kf8 30. Nh7+ ({Don't do} 30. Rxc5 $6 Bxa2 31. Rc7 Rd6 $16) 30... Kg8 31. Nf6+ Kf8 32. Rxc5 Bxa2 33. g4 b6 34. Rc7 Bxd5 35. Rxa7 b5 $2 {[%mdl 8192]} (35... Bc6 $16) 36. Nxd5 Rxd5 {KR-KR} 37. Rb7 Rd4 38. f3 b4 39. Kg2 Rc4 40. Kg3 Kg8 41. g5 Rd4 42. f4 Rc4 43. Kg4 Rd4 44. Rb6 (44. Kf3 $142 Rd3+ 45. Ke4) 44... Kg7 45. Rb7+ Kg8 $1 {Now ...Rc4 and Black clings on.} 46. h5 $2 (46. Kf3 $18 {Threatens to win with h5.} Rd3+ 47. Kg4 Rd4) 46... gxh5+ $11 47. Kf5 h4 48. Rb8+ Kg7 49. Rb7+ Kg8 $1 50. g6 h3 {The position is equal.} 51. Ke5 h2 52. Rh7 Rd2 53. f5 Re2+ 54. Kf6 Rf2 55. Rg7+ Kf8 (55... Kh8 $5 56. Rh7+ $8 Kg8 $11) 56. Rh7 {[%cal Rh7h8]} Kg8 57. Rg7+ Kf8 {( -> ...Rxf5+!)} (57... Kh8 $5 58. Rh7+ $8 Kg8 $11) 58. Rf7+ Kg8 59. Rg7+ {Accuracy: White = 75%, Black = 47%.} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.18"]
[White "Zeng, Sheena"]
[Black "Martinez, Isaac"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1987"]
[BlackElo "2079"]
[Annotator "NA RC"]
[PlyCount "142"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 {[%emt 1:40:30]} Nf6 {[%emt 1:40:30]} 2. c4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 3. Nf3 {[%emt 0:00:30]} Bb4+ {[%emt 0:00:30]} 4. Bd2 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 5. g3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 6. Nc3 {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 7. Bxc3 {[%emt 0:00:30]} Ne4 {[%emt 0:00:30]} 8. Rc1 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. Bg2 {[%emt 0:00:30]} d6 10. O-O Nxc3 11. Rxc3 e5 12. d5 {[%emt 0:01:30]} Nb8 {[%emt 0:02:00]} 13. Qc1 {[%emt 0:00:30] E11: Bogo-Indian} (13. c5 a5 14. Nd2 Na6 15. cxd6 cxd6 16. Nc4 Qd8 17. a3 b5 18. Nd2 Bd7 19. Rc1 b4 20. axb4 axb4 {0-1 (65) Berkes,F (2687)-Amin,B (2657) Reykjavik 2014}) 13... c5 {[%emt 0:00:30]} 14. dxc6 $146 {[%emt 0:00:30]} ({Predecessor:} 14. Nh4 Nd7 15. Nf5 Qf6 16. e4 Nb6 17. g4 Bxf5 18. exf5 h6 19. Be4 Rab8 20. Rg3 Qg5 {0-1 (34) Cengija,V (2287)-Arjun,V (2205) Novi Sad 2006}) 14... bxc6 {[%emt 0:00:30]} 15. e3 {[%emt 0:00:30]} ({White should try} 15. Rd1 $16) 15... a5 {[%emt 0:00:30]} 16. Nd2 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 17. Rd1 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 18. e4 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 19. exf5 $1 {[%emt 0:00:30]} Bxg2 {[%emt 0:00:30]} 20. Kxg2 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 21. f6 {[%emt 0:00:30]} Rxf6 {[%emt 0:00:30]} 22. Ne4 {[%emt 0:00:30]} Rh6 {[%emt 0:00:30]} 23. Qg5 {[%emt 0:00:30]} Qe6 {[%emt 0:00:30]} 24. h4 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 25. Re1 {[%emt 0:00:30]} Qf7 {[%emt 0:00:30]} 26. Qd2 {[%emt 0:00:30]} Rf8 {[%emt 0:00:30]} 27. Ng5 {[%emt 0:00:30]} Qb7+ {[%emt 0:00:30]} 28. Ne4 {[%emt 0:00:30]} Rg6 {[%emt 0:00:30]} 29. f3 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 30. Rh1 {[%emt 0:00:30]} Qf7 {[%emt 0:00:30]} 31. Qd1 {[%emt 0:00:30]} Qb7 {[%emt 0:00:30]} 32. Qb1 {[%emt 0:00:30]} Re6 {[%emt 0:00:30]} (32... a4 $15) 33. Ng5 {[%emt 0:00:30]} Rh6 {[%emt 0:00:30]} 34. b3 {[%emt 0:00:30]} a4 {[%emt 0:00:30]} 35. bxa4 {[%emt 0:00:30]} Rb8 {[%emt 0:00:30]} 36. Qxb7 {[%emt 0:00:30]} Rxb7 {[%emt 0:00:30]} 37. Rf1 {[%emt 0:00:30]} Rf6 {[%emt 0:00:30]} 38. a5 {[%emt 0:00:30]} Rf8 {[%emt 0:00:30] [#]} 39. Ne4 $1 {[%emt 0:00:30]} Rd8 {[%emt 0:00:30]} 40. Rf2 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 41. Ra3 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30] [#]} 42. Nc3 {[%emt 0:00:30]} (42. f4 $142 $1) 42... Ra8 {[%emt 0:00:30]} 43. f4 {[%emt 0:00:30]} Rba7 {[%emt 0:00:30]} 44. Nd5+ {[%emt 0:00:30]} Ke6 {[%emt 0:00:30] [#]} 45. a6 $1 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 46. Rb2 {[%emt 0:00:30]} Nb4 {[%emt 0:00:30]} 47. fxe5 {[%emt 0:00:30]} Nxd5 {[%emt 0:00:30]} 48. cxd5+ {[%emt 0:00:30]} Kxe5 {[%emt 0:00:30]} 49. Rb6 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 50. Ra5 {[%emt 0:00:30]} Rc7 {[%emt 0:00:30]} (50... c3 $11 51. Rc6 h5) 51. Rb2 {[%emt 0:00:30]} ({Better is} 51. Rc6 $14 Rxc6 52. dxc6+ d5 53. Kf3) 51... Rc5 {[%emt 0:00:30]} 52. Rxc5 {[%emt 0:00:30]} (52. Ra3 $11) 52... dxc5 {[%emt 0:00:30]} 53. Rd2 {[%emt 0:00:30]} (53. d6 $17 c3 54. Rc2) 53... c3 {[%emt 0:00:30]} 54. Rd3 $17 {[%emt 0:00:30]} Rxa6 {[%emt 0:00:30]} 55. d6 {[%emt 0:00:30]} Rxa2+ {[%emt 0:00:30]} 56. Kf3 {[%emt 0:00:30]} c2 {[%emt 0:00:30]} 57. d7 {[%emt 0:00:30]} c1=Q {[%emt 0:00:30]} 58. Rd5+ {[%emt 0:00:30]} Kxd5 {[%emt 0:00:30]} 59. d8=Q+ {[%emt 0:00:30]} Kc4 {[%emt 0:00:30]} 60. Qg8+ {[%emt 0:00:30]} Kb4 {[%emt 0:00:30]} 61. Qxa2 {[%emt 0:00:30]} Qa3+ {[%emt 0:00:30]} 62. Qxa3+ {[%emt 0:00:30]} Kxa3 {[%emt 0:00:30]} 63. Ke2 {[%emt 0:00:30]} Kb3 {[%emt 0:00:30]} 64. Kd2 {[%emt 0:00:30]} c4 {[%emt 0:00:30]} 65. Kc1 {[%emt 0:00:30]} Kc3 {[%emt 0:00:30]} 66. g4 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 67. h5 {[%emt 0:00:30]} Kd3 {[%emt 0:00:30]} 68. Kd1 {[%emt 0:00:30]} c3 {[%emt 0:00:30]} 69. Kc1 {[%emt 0:00:30]} c2 {[%emt 0:00:30]} 70. g5 {[%emt 0:00:30]} hxg5 {[%emt 0:00:30]} 71. h6 {[%emt 0:00:30]} gxh6 {[%emt 0:00:30]} 0-1

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.06"]
[Round "9.19"]
[White "Comsa, Ciprian-Mihai"]
[Black "Vanapalli, Vishnu"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1862"]
[BlackElo "1777"]
[Annotator "NA"]
[PlyCount "103"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 {[%emt 1:40:30]} e6 {[%emt 1:40:30]} 2. d4 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 3. exd5 {[%emt 0:00:30]} exd5 {[%emt 0:00:30]} 4. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 5. Bd3 {[%emt 0:00:30]} Bd6 {[%emt 0:00:30]} 6. O-O {[%emt 0:00:30]} Nge7 {[%emt 0:00:30]} 7. c3 {[%emt 0:00:30]} Bg4 {[%emt 0:00:30]} 8. Nbd2 {[%emt 0:00:30]} Qd7 9. a4 O-O 10. Re1 f6 {[%emt 0:01:30]} 11. Qc2 {[%emt 0:01:30]} Bf5 {[%emt 0:00:30]} 12. Nf1 {[%emt 0:00:30]} Nd8 {[%emt 0:00:30]} 13. Ng3 {[%emt 0:00:30]} Bxd3 {[%emt 0:00:30]} 14. Qxd3 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 15. Bd2 {[%emt 0:00:30]} Nf7 {[%emt 0:00:30]} 16. Re2 {[%emt 0:00:30]} Rae8 {[%emt 0:00:30]} 17. Rae1 {[%emt 0:00:30]} Ng6 {[%emt 0:00:30]} 18. Qf5 {[%emt 0:00:30]} Qxf5 {[%emt 0:00:30]} 19. Nxf5 {[%emt 0:00:30]} Rxe2 {[%emt 0:00:30]} 20. Rxe2 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 21. b3 {[%emt 0:00:30]} Nd6 {[%emt 0:00:30]} 22. Nxd6 {[%emt 0:00:30]} Bxd6 {[%emt 0:00:30]} 23. c4 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 24. Ne1 {[%emt 0:00:30]} Rd8 {[%emt 0:00:30]} 25. c5 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 26. b4 {[%emt 0:00:30]} Nf4 {[%emt 0:00:30]} 27. Bxf4 {[%emt 0:00:30]} Bxf4 {[%emt 0:00:30]} 28. Nd3 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 29. b5 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 30. Rxe8 {[%emt 0:00:30]} Kxe8 {[%emt 0:00:30]} 31. bxc6 {[%emt 0:00:30]} bxc6 {[%emt 0:00:30]} 32. f4 {[%emt 0:00:30]} Kd7 {[%emt 0:00:30]} 33. Kf2 {[%emt 0:00:30]} Ba5 {[%emt 0:00:30]} 34. Ke3 {[%emt 0:00:30]} Ke6 {[%emt 0:00:30]} 35. g4 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 36. h3 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 37. Nc1 {[%emt 0:00:30]} Bb8 {[%emt 0:00:30]} 38. Ne2 {[%emt 0:00:30]} Kf7 {[%emt 0:00:30]} 39. h4 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 40. Kf3 {[%emt 0:00:30]} Bb8 {[%emt 0:00:30]} 41. Ng3 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 42. Nf1 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 43. Ne3 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 44. f5 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 45. hxg5 {[%emt 0:00:30]} fxg5 46. Ng2 {[%emt 0:00:30]} Bd8 {[%emt 0:01:00]} 47. Ne1 {[%emt 0:00:30]} Kf6 {[%emt 0:00:30]} 48. Nd3 {[%emt 0:00:30]} Bc7 {[%emt 0:00:30]} 49. Nb2 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 50. Nd3 {[%emt 0:00:30]} h4 {[%emt 0:00:30]} 51. Nf2 {[%emt 0:00:30]} Bb8 {[%emt 0:00:30]} 52. Nh3 {[%emt 0:00:30] Ke5 Ke4+} 1/2-1/2

[Event "Charlotte Open 2020"]
[Site "Charlotte"]
[Date "2020.01.05"]
[Round "9.20"]
[White "Chen, Benjamin"]
[Black "Narayanan, Samrug"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2046"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,66,17,22,6,6,6,15,0,0,7,12,0,2,14,3,0,9,0,15,6,12,20,143,104,98,105,106,75,78,44,58,74,91,79,93,6,16,-206,-207,-258,-257,-264,-260,-450,-376,-375,-350,-700,-679,-637,-607,-729,-720,-637,-634]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Qb5 {E04: Open Catalan: 5 Nf3} (8. Bxb4 Ndxb4 9. O-O Rb8 10. Na3 O-O 11. Qb5 b6 12. Qxc4 Ba6 13. Nb5 Qe8 14. Rfc1 Nd5 15. Qxc6 Qxc6 16. Rxc6 Bxb5 17. Rc2 Rfc8 {½-½ (33) So,W (2780)-Caruana,F (2822) Saint Louis 2018}) 8... Bxd2+ 9. Nbxd2 c3 10. bxc3 {The position is equal.} Nxc3 11. Qb2 Nd5 12. O-O O-O 13. Rfc1 Nde7 14. e3 a5 15. Rab1 $146 ({Predecessor:} 15. a3 Ra7 {½-½ (71) Kelires,A (2464)-Frolyanov,D (2563) Paleochora 2016}) 15... Rb8 16. Qc2 b6 17. Ng5 $36 {[%csl Gg5][%cal Rc2h7][%mdl 2048] Black is under pressure.} Nf5 (17... g6 $11 {keeps the balance.}) 18. Qxc6 Qxg5 19. Qxc7 Ba6 20. Qa7 ({And not} 20. Rxb6 Rbc8 $17) 20... Bd3 21. Rxb6 Rxb6 22. Qxb6 Nxe3 23. Nf3 Qh6 {[#]} 24. Ne5 (24. Qb7 $1 $16 {Threatens to win with Rc8.} Nc2 25. Qb2) 24... Bf5 {And now ...Ng4 would win.} 25. Qc6 $2 (25. Qc5 $11 {and White is okay.} Nxg2 26. Nc6) 25... Nxg2 $19 26. Kxg2 {[#]} Be4+ $1 {[%mdl 576] Deflection} 27. Qxe4 Qxc1 {[%mdl 4096] Endgame KQR-KQN} 28. h4 $2 (28. Nc6) 28... Qa1 {Played: Qc1-b2} 0-1

