[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "1"]
[White "Jacobson, Brandon"]
[Black "Grigoryan, Karen H."]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2503"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,14,21,21,16,24,30,27,43,40,36,31,40,55,41,9,21,4,6,16,22,-3,-10,-10,-8,-5,15,-14,0,0,0,0,82,0,9,-64,-66,-69,-13,-18,-7,-102,0,0,41,38,76,58,112,105,110,63,86,98,124,-476,-443,-474,-446,-513,-468,-589,-473,-29973,-29974,-29990,-29991,-29991,-29992,-29992,-29977,-29977,-29977,-29989,-29988,-29995,-29996]} 1. c4 e5 2. Nc3 Bb4 3. Nd5 Bc5 4. Nf3 c6 5. Nc3 d6 6. e3 {A21: English Opening: 1...e5 2 Nc3} (6. d4 exd4 7. Nxd4 Nf6 8. a3 d5 9. cxd5 Nxd5 10. Nb3 Bb6 11. Nxd5 cxd5 12. g3 Nc6 {1-0 (41) So,W (2765)-Saric,I (2690) chess.com INT 2019}) 6... Qe7 7. d4 Bb4 8. Qb3 {White has an edge.} c5 $146 {With the idea ...exd4.} ({Predecessor:} 8... Ba5 9. Qa3 Bc7 10. Be2 e4 11. Nd2 Nf6 12. O-O O-O {1-0 (41) Gordon,S (2510)-Romanov,E (2636) Llucmajor 2017}) 9. Be2 Nf6 10. O-O e4 11. Nd2 O-O 12. a3 Ba5 13. Qc2 {[%cal Rd2e4]} Bf5 14. b4 cxb4 15. Nb3 bxc3 16. Nxa5 d5 17. c5 Nc6 18. Nxc6 bxc6 19. Qxc3 Bg4 20. Ba6 Qe6 (20... Bc8 $11 21. Bxc8 Rfxc8) 21. Re1 (21. Qa5 $16) 21... h5 $11 22. Bf1 ({White should try} 22. Qa5 $11) 22... h4 $1 $15 23. h3 Bf5 (23... Bh5 $1 $15) 24. Qa5 $1 $11 Rfc8 25. Qa6 (25. Ba6 $11 {remains equal.}) 25... Nh7 (25... g5 $1 $17) 26. Qe2 Qg6 {Threatens to win with ...Bxh3.} 27. Kh1 Ng5 28. Bd2 a5 (28... Bd7 $14) 29. Reb1 $16 Re8 30. Rb6 Re6 31. Rab1 Kh7 32. Rb8 $2 {[%mdl 8192]} (32. Qe1 $16 {and life is bright.}) 32... Rxb8 $19 33. Rxb8 {[#] And now Qa6 would win.} Bxh3 $1 34. Bxa5 {[#]} ({Much weaker is} 34. gxh3 Nf3) 34... Nf3 $1 35. Bc7 Qg4 {( -> ...Rg6)} 36. gxf3 (36. Bh2 $19 Rg6 37. Qxf3 (37. gxh3 $2 {gets mated.} Qg1+ {[%mdl 64] Back Rank} 38. Bxg1 Rxg1#) 37... exf3 38. gxh3) 36... exf3 {Black mates.} 37. Qd3+ Rg6 {[%csl Gg6][%cal Rg4g1]} 38. Bh2 Bg2+ 39. Kg1 Qh3 40. Qxg6+ fxg6 41. Ba6 Qf5 42. Bf4 Qc2 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "1"]
[White "Ringoir, Tanguy"]
[Black "Zierk, Steven"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2500"]
[BlackElo "2500"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,88,25,38,14,18,12,11,34,30,33,30,30,21,35,26,33,35,49,17,71,71,69,51,50,0,0,0,0,-90,-90,-90,-75,-75,-86,-78,-52,-60,-43,-105,-116,-110,-128,-124,-125,-193,-146,-162,-139,-141,-133,-221,-225,-216,-184,-220,-208,-307,-305,-337,-329,-326,-315,-388,-360,-653,-614,-1790,-1702,-1724,-1791,-1948,-1628]} 1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 c5 5. Nf3 Nf6 6. O-O a6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Be2 O-O 10. Nbd2 {[%cal Bb1d2,Bd2b3,Bb3a5][%mdl 32]} Rd8 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4} 11. a3 b5 12. b4 Be7 {The position is equal.} 13. Bb2 Bb7 14. Nb3 Nc6 15. Ne1 Rxd1 16. Rxd1 Rd8 {[#]} 17. Nd3 $146 ({Predecessor:} 17. Rxd8+ Nxd8 18. f3 Nd7 19. e4 e5 20. g3 f6 21. Bf1 Kf7 {½-½ (29) So,W (2754)-Wei,Y (2736) Abidjan 2019}) 17... Nb8 18. Na5 Bd5 (18... Be4 $11) 19. Rc1 $16 Nfd7 20. Nf4 Ba8 21. Bf3 Bxf3 22. gxf3 Nb6 23. Bd4 {[#]} (23. Kf1 $11) 23... Rxd4 $1 $17 24. exd4 {Black must now prevent Nc6.} Bg5 25. Nd3 Bxc1 26. Nxc1 {[%mdl 4096] Endgame KNN-KNN} Nd5 27. Nd3 Kf8 28. f4 ({White should play} 28. Kf1 $15) 28... Ke7 29. Kg2 Nc3 30. Kf3 Nb1 31. d5 (31. Ke2 $17) 31... exd5 32. Ke3 Nxa3 {...Nc4+ is the strong threat.} 33. Kd4 Ke6 34. f5+ (34. Nb7 $17 {keeps fighting.}) 34... Kxf5 $19 35. Kxd5 Nd7 36. Kd6 Nf6 37. Ke7 (37. Nc6 $142) 37... g5 38. Kxf7 Nd5 39. Nc6 Nc2 40. f3 h5 41. h3 $2 (41. Kg7) 41... h4 {Black is clearly winning.} 42. Kg7 {[#] and if Kf7 works, White does fine.} Ndxb4 $1 {[%mdl 576] Remove Defender} 43. Ndxb4 (43. Ncxb4 Nxb4) 43... Nxb4 44. Nxb4 a5 {Accuracy: White = 33%, Black = 74%.} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "1"]
[White "Korley, Kassa"]
[Black "Gauri, Shankar"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2468"]
[BlackElo "2375"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,86,16,-7,18,-14,0,0,6,20,8,25,12,10,12,8,8,0,18,4,9,13,33,37,31,29,27,32,37,41,33,24,40,20,52,38,60,52,43,5,5,7,0,0,0,0,14,0,0,0,0,0,0,0,0,-5,0,0,0,-51,0,-25,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c3 a5 $146 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (6... c6 7. Bf4 Nh5 8. Bg5 h6 9. Be3 Nd7 10. Nbd2 f5 11. c4 g5 12. cxd5 cxd5 13. Nb1 e6 14. Nc3 a6 {½-½ (59) Matlakov,M (2692)-Inarkiev,E (2692) Sharjah 2019}) ({Predecessor:} 6... c6 7. Re1 Bf5 8. Nbd2 {½-½ (8) Boguszlavszkij,J (2280)-Letay,G (2195) Budapest 2003}) 7. Nbd2 c6 8. Re1 Bf5 9. Nh4 Be6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Nd7 13. Ng2 Nf6 14. Bc2 Bg4 15. f3 Bf5 (15... Bd7 {is more complex.} 16. a4 Re8 17. Bb3 Qb6 18. Ne3 Qc7) 16. Bxf5 gxf5 17. Bg5 e6 18. Nf4 h6 19. Bh4 Qd6 20. Kg2 Kh7 21. a4 Rg8 22. Qb3 Qc7 23. Qc4 Rac8 24. Re2 Nd5 25. Nxd5 cxd5 26. Qxc7 Rxc7 27. g4 f4 28. Kf2 Bf8 29. Bf6 Bd6 30. h4 Kg6 31. Be5 Bxe5 32. Rxe5 $11 {[%mdl 4096] Endgame KRR-KRR} Rc6 33. h5+ Kf6 34. Re2 (34. Ra2 $11) 34... Ke7 ({Better is} 34... Rb8 $15) 35. Rc1 Kd7 36. Ke1 {The position is equal.} f6 37. Kd2 Rb8 38. Ra1 Rbc8 39. Rc1 Rb6 40. Kc2 Rbc6 41. Kd3 Rb6 42. Kc2 Rbc6 43. Kd3 Rb6 {Accuracy: White = 57%, Black = 51%.} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "1"]
[White "Ostrovskiy, Aleksandr"]
[Black "Hong, Andrew"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2436"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,90,0,6,0,0,0,0,-17,-16,-14,0,0,0,0,-8,-37,-18,-25,-33,-45,-9,-16,13,20,9,14,60,62,56,59,50,0,6,10,33,17,31,0,49,0,0,-16,-42,-43,-42,-35,-46,-50,-57,-57,-62,-55,-33,-29,-35,-41,-41,-239,-145,-258,-242,-222,-187,-324,-329,-443,-440,-468,-468,-513,-510,-727,-693,-656,-650,-847,-337,-888,-884,-868,-847]} 1. c4 e6 2. Nf3 d5 3. g3 dxc4 ({Predecessor:} 3... Nf6 4. Bg2 dxc4 5. Qa4+ Nbd7 6. O-O a6 7. Nc3 c5 8. Qxc4 b5 9. Qb3 {0-1 (35) Muhtarov,L (2230)-Pavasovic,D (2460) Nova Gorica 1997}) 4. Qa4+ Nd7 5. Bg2 a6 6. Qxc4 b5 7. Qb3 $146 {A13: English Opening: 1...e6} (7. Qc2 Bb7 8. O-O Ngf6 9. d3 c5 10. e4 Be7 11. Nc3 Rc8 12. a4 b4 13. Nd1 c4 14. dxc4 Bxe4 15. Qe2 O-O 16. Ne3 Nc5 17. Rd1 Qc7 {½-½ (56) Ding,L (2766)-Fressinet,L (2700) Huaian 2016}) 7... Bb7 8. O-O Ngf6 9. Nc3 {The position is equal.} c5 10. d3 Be7 11. a4 c4 12. dxc4 Nc5 13. Qd1 b4 14. Nb1 Qxd1 15. Rxd1 Nb3 16. Ra2 $1 Be4 ({Don't play} 16... Nxc1 17. Rxc1 O-O 18. Nbd2 $14) 17. Nbd2 Bc2 18. Re1 Nxc1 19. Rxc1 b3 20. Raa1 O-O-O 21. Nf1 Bc5 22. e3 Rd7 23. Ne1 Bg6 24. a5 (24. Rc3 {feels hotter.} Rhd8 25. Bf3 Bb4 26. Rxb3 a5 27. Rc1) 24... Ne4 25. Bxe4 Bxe4 26. Rc3 Rhd8 27. f3 Bc6 28. Rxb3 Rd1 29. Rxd1 Rxd1 30. Kf2 Ba4 31. Rd3 {Threatens to win with b3.} Rb1 32. b3 $1 {[%cal Rb3a4][%mdl 64] [#] Decoy} Bxb3 {And now ...Bd1 would win.} 33. Nd2 Rb2 $36 {[%mdl 2048] ...Bxc4 is the strong threat. Black fights for an advantage.} 34. Kf1 $2 (34. Rxb3 $15 Rxd2+ 35. Kf1) 34... Ba2 {Hoping for ...Bb4.} 35. f4 (35. Ne4 $17 Bb4 36. c5) 35... Kc7 {Played: Bc5-b4} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "1"]
[White "Yoo, Christopher Woojin"]
[Black "Wang, Tianqi"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2416"]
[BlackElo "2310"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,129,20,26,19,13,11,14,0,14,0,0,6,20,10,26,17,20,22,30,30,61,60,62,7,76,23,61,34,47,27,58,58,51,27,27,27,26,25,28,28,50,16,26,0,18,0,14,5,24,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. Re1 $146 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} (7. Ba4 Ne7 8. Bc2 Ng6 9. d4 Bb6 10. a4 c6 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Qxd8 Rxd8 14. a5 Bc5 {1-0 (39) Carlsen,M (2845)-Grischuk,A (2771) Shamkir 2019}) 7... a6 8. Ba4 Ba7 9. h3 Ne7 10. Bc2 Ng6 11. d4 h6 12. Nbd2 Be6 13. Nf1 Re8 14. Ng3 c6 15. Be3 Qc7 16. Qc1 Kh7 17. Nf5 ({White should play} 17. a4 $14) 17... Ng8 (17... exd4 $11 {keeps the balance.} 18. N3xd4 (18. N5xd4 Bd7 $11) (18. Bxd4 Bxf5 19. exf5 Ne5 $15) 18... Bxf5 19. Nxf5 (19. exf5 Ne7 $11) 19... Bxe3 20. Rxe3 d5) 18. Bd3 (18. a4 $16) 18... Kh8 19. Qc2 Bb6 20. c4 (20. a4 {is more complex.} d5 21. exd5 cxd5 22. dxe5 Bxe3 23. Nxe3 Nxe5 24. Nxe5 Qxe5 25. Nf5) 20... Bxf5 21. exf5 exd4 22. Bxd4 Ne5 23. Bxe5 dxe5 24. c5 Ba7 25. b4 Rad8 26. Rad1 Nf6 {Hoping for ...e4!} 27. Be4 Kg8 28. a3 Bb8 29. Nd2 Qe7 30. Nb3 Bc7 {The position is equal.} 31. a4 Nxe4 32. Qxe4 Rxd1 33. Rxd1 Rd8 34. Rd3 Rxd3 35. Qxd3 Qh4 36. Qd7 {Qe8+ is the strong threat.} Qxb4 37. Qe8+ {[#]} Kh7 $1 {( -> ...Qe1+)} 38. Qxf7 {Intending f6 and mate.} Bd8 39. Qg6+ Kh8 40. Qe8+ Kh7 41. Qg6+ Kh8 42. Qe8+ Kh7 43. Qxd8 Qxb3 $11 {[%mdl 4096] Endgame KQ-KQ} 44. Qd7 {aiming for f6.} Qb1+ 45. Kh2 {And now f6 would win.} Qe4 46. g4 Qxa4 47. Qxb7 Qf4+ 48. Kg1 Qf3 49. Qf7 e4 50. Qg6+ {[%mdl 64] [#] Double Attack} Kh8 $1 51. Qe8+ Kh7 52. Qg6+ Kh8 $1 53. f6 gxf6 54. Qe8+ Kg7 55. Qxc6 Qd1+ 56. Kh2 Qe2 57. Qc7+ Kg6 58. Qf4 {Strongly threatening c6.} e3 59. Qf5+ (59. Qxe3 $2 Qxe3 60. fxe3 Kf7 $19) 59... Kg7 60. Qd7+ Kg6 61. Qe8+ {[%mdl 64] Double Attack} Kg7 62. Qe7+ Kg6 63. Qe8+ (63. Qxe3 Qxe3 64. fxe3 Kf7 $19) 63... Kg7 64. Qe7+ ({Wrong is} 64. Qxe3 $2 Qxe3 65. fxe3 Kf7 $19) 64... Kg6 65. Qe8+ {Accuracy: White = 56%, Black = 61%.} ({Not} 65. Qxe3 $2 Qxe3 66. fxe3 Kf7 $19) 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "2.1"]
[White "Ringoir, Tanguy"]
[Black "Ostrovskiy, Aleksandr"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2500"]
[BlackElo "2437"]
[Annotator "RC"]
[PlyCount "29"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:02:47]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:29]} 3. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:12]} 4. g3 {[%emt 0:00:00]} dxc4 {[%emt 0:02:14]} 5. Bg2 {[%emt 0:00:00]} Bb4+ {[%emt 0:00:41]} 6. Bd2 {[%emt 0:00:07]} c5 {[%emt 0:00:10]} 7. Bxb4 {[%emt 0:00:33]} cxb4 {[%emt 0:00:08]} 8. Ne5 {[%emt 0:00:04]} O-O {[%emt 0:01:20]} 9. a3 {[%emt 0:00:04]} Nd5 {[%emt 0:01:17]} 10. Nxc4 {[%emt 0:10:44]} b5 {[%emt 0:01:22]} 11. Ne5 {[%emt 0:01:44]} Bb7 {[%emt 0:00:56]} 12. O-O {[%emt 0:00:27]} bxa3 {[%emt 0:17:49]} 13. Nxa3 {[%emt 0:01:15]} a6 {[%emt 0:00:52]} 14. Nc2 {[%emt 0:03:28]} Nd7 {[%emt 0:07:20]} 15. Nd3 {[%emt 0:01:02]} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "2.2"]
[White "Wang, Tianqi"]
[Black "Jacobson, Brandon"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2333"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,59,10,18,14,11,0,29,16,21,4,9,0,0,0,56,3,8,16,16,0,31,0,0,0,0,-1,35,20,20,20,20,20,20,30,142,142,562,561,557,556,543,522,515,510,817,800,29986,29987,29987,29988,29991,29992]} 1. Nf3 g6 2. e3 Bg7 3. d4 c5 4. c3 cxd4 (4... d6 5. Be2 Nf6 6. O-O O-O 7. a4 Nbd7 8. Na3 d5 9. Qb3 a6 10. c4 e6 11. Rd1 Qc7 12. Bd2 {½-½ (79) Granda Zuniga,J (2647)-Felgaer,R (2579) Buenos Aires 2012}) 5. cxd4 Nf6 6. Nc3 {A40: Unusual replies to 1 d4} O-O 7. Be2 b6 8. O-O {White has an edge.} Bb7 9. Bd2 d6 10. Qb3 $146 ({Predecessor:} 10. Rc1 Nbd7 11. Nb5 a6 12. Nc3 Rc8 13. b4 {0-1 (43) Guterman,I (1883)-Dilmukhametov,A (2157) Nizhnij Tagil 2014}) 10... Nc6 11. Rfd1 e5 (11... e6 $11) 12. dxe5 ({White should play} 12. d5 $14 Nb8 13. e4) 12... dxe5 $11 13. Be1 Qe7 $1 14. Rac1 e4 15. Nd4 Nxd4 16. Rxd4 Nd7 {...Nc5 is the strong threat.} 17. Nd5 Qg5 18. Rdd1 {[#] Strongly threatening Bb4.} Rac8 19. Rxc8 Rxc8 20. Nf4 Ne5 21. Bc3 {Hoping for Bxe5.} Qf5 (21... Rd8 $11 {keeps the balance.}) 22. Qa3 $16 {Threatens to win with Qe7.} a5 $2 {[%mdl 8192]} (22... Nd3 $16 {is tougher.}) 23. Qe7 $18 Bc6 24. Rd8+ Rxd8 25. Qxd8+ {[%mdl 64] [#] Double Attack} Bf8 26. Qc7 f6 (26... Nf3+ $142 27. gxf3 exf3) 27. Bxe5 {Intending Bc4+ and mate.} fxe5 28. Bc4+ {White mates.} Kh8 29. Ne6 Bb5 30. Nxf8 {Accuracy: White = 45%, Black = 45%.} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "2.3"]
[White "Gauri, Shankar"]
[Black "Yoo, Christopher Woojin"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2378"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "202"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,202,15,23,21,48,30,39,30,56,34,42,49,41,29,32,28,32,38,38,39,42,33,36,29,83,60,66,71,85,74,89,89,89,89,90,82,355,348,354,359,356,262,283,285,181,8,29,0,83,83,83,83,97,80,80,80,80,0,80,80,80,89,97,97,97,93,93,86,119,80,243,100,134,100,100,102,99,91,91,91,103,91,281,266,266,267,267,266,266,80,80,0,266,266,255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 O-O 5. Nc3 d5 6. cxd5 Nxd5 7. h4 h6 8. O-O {A16: English Opening: 1...Nf6 with ...d5} Nc6 9. d4 Nb6 10. d5 {White is slightly better.} Na5 11. e4 $146 ({Predecessor:} 11. Bf4 c6 12. Qc1 Nxd5 13. Nxd5 Qxd5 14. Bxh6 Nc4 15. Bxg7 Kxg7 {1-0 (34) Berczes,D (2526)-Kiewra,K (2415) Richardson 2013}) 11... Bg4 12. Qe1 c6 {[%cal Rc6d5]} 13. Nh2 Bd7 14. b3 cxd5 15. exd5 e6 16. dxe6 Bxe6 17. Ba3 $36 {[%mdl 2048] Threatens to win with Rd1. White has the initiative.} Re8 18. Rd1 Bd5 (18... Qc8 $11 19. Nb5 Bd5 20. Qxa5 Bxg2 21. Kxg2 Qc6+ 22. Nf3 Re5) 19. Nxd5 Rxe1 20. Rfxe1 Nxd5 21. Bxd5 Qb6 22. Re7 {[%mdl 1024] White has strong compensation.} Rf8 23. Ng4 $1 h5 24. Ne3 Bc3 $2 {[%mdl 8192]} (24... Qa6 $16) 25. Re4 $1 $18 Rd8 26. Be7 $1 {[%cal Re7d8]} Re8 {and if ...Qa6 works, Black does fine.} 27. Bc5 Qxc5 28. Rxe8+ Kg7 29. Rd8 $2 ({White should play} 29. Re4 $1 $18 {And now Rc1 would win.} f5 30. Re6) 29... Bd4 $1 $11 {[%cal Rd4e3]} 30. Rd3 {Hoping for Rd7.} (30. Rxd4 $5 Qxd4 31. Rd7 $14 {[%mdl 64] Double Attack}) 30... Nc6 (30... Qe7 $11 {remains equal.} 31. Ra8 Qe5) 31. Bxc6 $1 $16 Bxe3 32. Rxe3 Qxc6 {[%mdl 4096] Endgame KQ-KRR} 33. a4 Qc1+ 34. Kg2 Qc6+ 35. Kg1 Qc1+ $1 36. Kh2 $1 Qc2 {[#]} 37. Rf3 $1 Qe2 38. Rdd3 Qe4 39. Rde3 Qd5 40. Rf4 a6 41. b4 Kf8 $2 {[#]} (41... Qd7 $16 {was necessary.}) 42. a5 (42. Rf6 $1 $18 {and the rest is easy.}) 42... Qc6 43. Ref3 f5 44. Re3 Kf7 45. Rd4 Kf6 46. Red3 {Black must now prevent Rd6+.} Ke7 47. Rd5 Qc7 $2 (47... Ke6 $16 {might work better.} 48. Rc5 Qa4) 48. Rc5 $18 Qb8 49. f4 b6 50. Re5+ Kf6 {If Black can now play ...bxa5 this consolidates a bit.} 51. Rde3 $2 (51. Red5 $18 {has better winning chances.} bxa5 52. Rd7 (52. Rxa5 Qb6 $16) (52. bxa5 Kg7 $16)) 51... bxa5 $16 52. bxa5 ({Better is} 52. Rxa5 $16 Qd6 53. Re2) 52... Qb2+ $2 {[%mdl 8192]} (52... Kg7 $11 {and Black stays safe.}) 53. Re2 $18 Qb3 54. Rc5 $2 ({Only move:} 54. Re7 $18) 54... Qf3 $11 {The position is equal.} 55. Rec2 {aiming for Rc6+.} Kg7 56. Rc7+ (56. R5c3 {is more complex.} Qf1 57. Rb2 Kh6 58. Rcc2 Qf3 59. Rg2) 56... Kh6 57. Re7 Qf1 $1 58. Re6 Kg7 59. Re5 Kh6 60. Rg2 Kg7 61. Re7+ Kh6 62. Ree2 Qb1 63. Rb2 Qa1 (63... Qf1 {is interesting.} 64. Rbd2 Qf3 65. Rgf2 Qc3 66. Ra2 Qd4) 64. Ra2 Qb1 65. Rge2 Qf1 66. Rad2 Kg7 67. Re7+ Kh6 68. Rde2 Qf3 69. R7e3 Qf1 70. Re1 Qf2+ 71. Kh3 Qd2 72. Re5 Qf2 73. R5e2 (73. Ra1 {keeps more tension.} Qd4 74. Rae1 Qc3 75. R1e2 Qd3 76. Re1) 73... Qf3 74. Kh2 Qc3 75. Re5 Qf3 76. Rg1 Qf2+ 77. Rg2 Qf1 78. Re7 Qf3 79. Re6 Qf1 80. Rd6 Kg7 81. Rd7+ Kh6 82. Rc2 Qf3 83. Ra7 Qd3 84. Rac7 Qf1 85. R7c5 Qf3 86. R5c3 Qf1 87. Rd2 Qe1 88. Rcd3 Qf1 89. Re3 Qb5 90. Re7 Qf1 91. Re5 Qf3 92. Rg2 Qf1 93. Ree2 Qb1 94. Rgf2 (94. Re5 {seems wilder.} Qd3 95. Rb2 Qd4 96. Rg2 Qc3 97. Rf2) 94... Qa1 95. Re5 Qd1 96. Kg2 Qb1 97. Rfe2 Qb7+ 98. Kf2 Qh1 99. R2e3 Qh2+ 100. Kf3 Qd2 101. Re2 Qd3+ {Accuracy: White = 63%, Black = 70%.} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "2.4"]
[White "Hong, Andrew"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2414"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "276"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,276,17,10,15,14,25,42,21,19,-11,-11,-6,-15,-2,-6,-12,0,-1,5,0,0,0,6,0,8,2,0,-8,-15,-4,-14,-12,-13,-24,-23,-16,-19,-44,-38,-55,-47,-36,-38,-86,-85,-91,0,-73,-38,-44,-46,-47,66,56,46,0,0,0,0,0,0,0,0,0,0,-10,-12,0,0,0,0,-87,-88,-90,0,-71,-63,-63,-61,-72,-71,-74,-72,-73,-73,-89,-89,-110,-85,-85,-83,-89,-79,-71,-71,-71,-71,-71,-46,-77,-71,-89,0,-89,-81,-95,-89,-89,-70,-116,-110,-103,-73,-89,-89,-89,-71,-71,-71,-71,-71,-71,-71,-71,-71,-91,-91,-133,-106,-106,-74,-77,-54,-106,-104,-160,-145,-137,-98,-98,-98,-98,-98,-91,-90,-90,-100,-90,-90,-102,-102,-102,-100,-102,-87,-87,-87,-87,-86,-87,-87,-87,-87,-205,-203,-210,-127,-120,-49,-49,0,-121,0,-210,-205,-210,-210,-259,-267,-255,-124,-224,-203,-315,-149,-149,-149,-149,-149,-156,-156,-149,-149,-149,-149,-149,-149,-149,-124,-206,-206,-206,-206,-206,-204,-262,-242,-237,-206,-204,0,-239,-241,-221,-210,-208,-203,-245,-227,-246,-241,-220,-169,-169,-169,-408,-142,-142,-142,-139,-104,-111,-110,-110,-89,-89,-89,-89,-27,-55,-27,-27,-27,-27,-27,-27,-27,-27,-27,-27,-27,-27,-27,-27,-27,-27,-27,-32,-20,-25,-25,-27,-27,-27,-26,-26,-26,-27,-16]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Nf3 Bxc5 6. Bd3 {B12: Caro-Kann: Advance Variation} Ne7 (6... Nc6 7. a3 Nge7 8. b4 Bb6 9. O-O Ng6 10. Bb2 O-O 11. Re1 f6 12. exf6 gxf6 13. c4 dxc4 14. Bxc4 Qxd1 15. Rxd1 {½-½ (39) Karjakin,S (2753)-Adhiban,B (2683) Astana 2019}) 7. O-O Nd7 8. a3 {White is slightly better.} Ng6 9. b4 Be7 10. Bb2 a5 11. b5 a4 12. c4 $146 ({Predecessor:} 12. Re1 Nc5 13. Bf1 {1-0 (35) Alekseenko,K (2644)-Halkias,S (2552) Skopje 2019}) 12... dxc4 13. Bxc4 O-O 14. Qe2 Nb6 15. Ba2 Bd7 16. Nc3 Nf4 17. Qe4 Nfd5 18. Bb1 {[%csl Gb1][%cal Re4h7]} g6 19. Bd3 Nxc3 20. Bxc3 Nd5 21. Bd2 Qb6 22. Rfb1 Rfc8 23. Qe1 Qd8 24. Nd4 Qf8 25. Nc2 Rc5 26. Nb4 Rac8 27. Na2 Nb6 (27... f6 $17 28. b6 Qg7) 28. Nc3 (28. Bb4 $11) 28... Nc4 29. Bxc4 Rxc4 30. Ne4 f5 ({Black should try} 30... Qg7 $1 $15 31. Nd6 Bxd6 32. exd6 R4c5) 31. exf6 $1 $14 Bxf6 32. Nxf6+ (32. Bb4 $5 {[%cal Rb4f8]} Qg7 33. Ra2 $14) 32... Qxf6 33. Rb4 Rxb4 34. Bxb4 Bxb5 35. Rd1 Bc6 36. Bc3 Qf5 37. Rd4 e5 38. Rc4 $1 Rd8 39. h3 Rd5 $40 {[%mdl 128] White needs to defend precisely.} 40. Qe3 (40. Rg4 $11 {keeps the balance.}) 40... Rd3 $17 41. Qe2 Rd5 42. Qe3 Qd3 43. Qxd3 Rxd3 $15 {[%mdl 4096] Endgame KRB-KRB} 44. Bb4 Kf7 45. Rc3 Rd1+ 46. Kh2 Rb1 47. f3 Ke6 48. Bc5 Kd5 49. Rc2 Rb3 50. Kg1 Bb5 51. Bf8 Bc4 52. Kf2 b5 53. Rd2+ Ke6 54. Bc5 Bd5 55. Re2 Bc4 56. Rd2 $1 Bd3 57. Bf8 e4 58. fxe4 Ke5 59. Ke3 Bxe4+ 60. Kf2 Bd3 61. Ke3 Bc4+ 62. Kf2 h5 63. h4 Bd3 64. Ke3 Be4+ 65. Kf2 Kf5 66. Re2 Bd3 67. Re3 Rb2+ 68. Kf3 Bc4 69. Re5+ Kf6 70. Rg5 Be2+ 71. Kg3 (71. Kf4 $15) 71... Bd3 $17 72. Kf4 (72. Bc5 $142 Ke6 73. Kf4) 72... Bf5 73. Rg3 Rc2 74. Re3 Rxg2 75. Be7+ Kf7 76. Bg5 Rg4+ 77. Ke5 b4 78. axb4 Rxb4 79. Kd6 Rb6+ 80. Kc5 Rb7 81. Kc6 Ra7 82. Kb6 Ra8 {Strongly threatening ...a3.} 83. Kb7 Ra5 84. Kb6 Rd5 $1 85. Re7+ Kf8 86. Ra7 (86. Kc6 $17 Ra5 87. Re3) 86... Bd7 $1 $19 87. Kc7 Be8 88. Kb6 Rb5+ (88... Re5 $17 89. Bh6+ Kg8 90. Rg7+ Kh8) 89. Kc7 $15 Rd5 (89... Kg8 $15) 90. Kb6 $1 $17 Bd7 (90... Re5 $17 91. Bh6+ Kg8 92. Rg7+ Kh8) 91. Kc7 $1 $19 Kf7 92. Ra6 Bb5 93. Rf6+ Kg7 94. Rf3 Bc4 (94... Rd3 $1 $19 {[%cal Rd3f3]} 95. Rxd3 Bxd3) 95. Re3 (95. Rc3 $17 Bb5 96. Re3) 95... Ra5 96. Kb6 (96. Ra3 $142) 96... Ra8 (96... Ra6+ $1 $19 97. Kc5 a3) 97. Ra3 $17 Bb3 98. Kb5 Kf7 99. Kb4 Rb8+ 100. Kc3 Rc8+ 101. Kd4 Ke6 102. Ra1 Rc4+ 103. Kd3 Kd5 104. Bf6 (104. Rc1 $17) 104... Rf4 $19 105. Be7 Rf3+ 106. Kd2 Rf7 107. Bg5 Kd4 108. Be3+ Ke4 {aiming for ...Rd7+.} 109. Bg5 Kd4 110. Be3+ Kc4 111. Rc1+ Kb4 112. Bc5+ Kb5 113. Ba3 Rf2+ $1 114. Kc3 Rf3+ 115. Kb2 Bc4 116. Rc3 Rf2+ 117. Rc2 $2 (117. Kb1) 117... Rf4 $2 (117... Rxc2+ $1 $19 {has better winning chances.} 118. Kxc2 g5 $1 {[%mdl 512]} 119. hxg5 h4) 118. Be7 $17 Re4 119. Bg5 Bb3 120. Rf2 Be6 {...a3+! is the strong threat.} 121. Ka3 Rg4 122. Re2 Bd5 123. Rb2+ {[#]} Kc4 (123... Bb3 $1 $17 {White must now prevent ...Rg1.} 124. Re2 Bd5 125. Rb2+ Bb3) 124. Be7 Rg1 125. Rb4+ Kd3 {Hoping for ...Ra1+.} 126. Kxa4 Bc4 {[%cal Rg1a1]} 127. Rb2 Re1 128. Bg5 Re5 129. Rd2+ Ke4 130. Bf6 Re6 131. Bg5 Bd3 132. Rf2 Kd4 133. Rf4+ Kc5 134. Kb3 Bf5 {Black has an edge.} 135. Rc4+ Kd5 136. Kc3 Re2 {And now ...Rc2+ would win.} 137. Rd4+ Ke6 138. Rd8 {Threatens to win with Re8+.} Re4 {Accuracy: White = 59%, Black = 54%.} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.06"]
[Round "2.5"]
[White "Zierk, Steven"]
[Black "Grigoryan, Karen H."]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2501"]
[BlackElo "2547"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,68,0,0,0,10,0,0,-31,-14,-28,-6,-24,0,0,0,-64,-57,-60,-22,-41,-28,-35,-15,-70,-63,-90,0,0,0,-24,-34,-45,0,0,0,-91,-61,-111,-190,-941,-850,-845,-843,-5904,-5706,-2410,-4990,-29963,-29961,-29944,-6465,-5485,-5297]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. dxc5 Bxc5 10. a3 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} (10. Ne2 O-O 11. Ned4 Qb6 12. c3 b4 13. Bd3 a5 14. O-O Ba6 15. Kh1 Bxd3 16. Qxd3 Qa6 17. Qc2 bxc3 18. bxc3 {½-½ (31) Dominguez Perez,L (2739)-So,W (2788) Saint Louis 2017}) 10... Bb7 11. Bxc5 Nxc5 12. Nd4 {The position is equal.} O-O $146 ({Predecessor:} 12... Qb6 13. Nxc6 Bxc6 14. Qd4 a5 15. Be2 O-O 16. O-O b4 17. Nd1 Bb5 18. Bxb5 Qxb5 19. Nf2 Rfc8 20. axb4 Qxb4 21. Qxb4 axb4 22. b3 Kf8 23. Rfd1 Ke7 {½-½ (23) Kovacevic,A (2537)-Jeremic,V (2525) Vrnjacka Banja 2005}) 13. Qe3 {Threatens to win with Nxc6.} Rc8 14. Be2 Nxd4 15. Qxd4 Ne4 16. O-O (16. Nxe4 $11 dxe4 17. Qxd8 Rfxd8 18. c3) 16... Nxc3 $15 17. bxc3 Qa5 18. Rf3 Rc7 19. a4 Rfc8 20. Ra3 (20. Bd3 $11) 20... g6 $36 {[%mdl 2048] Black fights for an advantage.} 21. Rh3 Rc4 (21... Bc6 $17 {[%cal Rb5a4]} 22. Qc5 Bd7 23. axb5 Rxc5 24. Rxa5 Bxb5 25. Bxb5 axb5) 22. Bxc4 $11 Rxc4 23. Qf2 (23. Qa7 $5 {[%cal Ra7b7]} bxa4 24. Ra1 $11) 23... bxa4 {[%cal Bb5a4,Ba4a3][%mdl 32]} 24. Ra1 a3 {[%mdl 1024] Black has compensation.} 25. Qh4 h5 {Strongly threatening ...a2.} 26. Qe7 (26. Rg3 $1 $11) 26... Qb6+ $17 27. Kh1 a2 28. Qa3 $2 (28. Rf3) 28... Rxf4 $19 ({Less strong is} 28... Qb1+ 29. Qc1 $17) 29. Qxa2 Qf2 {( -> ...Qf1+!)} 30. Qb1 {[#]} d4 $1 {[%csl Gf2][%cal Rb7g2]} 31. Qg1 Qxc2 32. cxd4 h4 33. Rha3 {[#]} Rg4 $1 {[%cal Rb7g2][%mdl 512]} 34. R3a2 {[#]} Rxg2 $1 {[%mdl 512] Accuracy: White = 30%, Black = 64%.} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "3.1"]
[White "Korley, Kassa"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2430"]
[BlackElo "2500"]
[Annotator "RC"]
[PlyCount "20"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:03:36]} d5 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:03]} Nf6 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:07]} e6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:12]} Be7 {[%emt 0:00:00]} 5. c4 {[%emt 0:00:19]} O-O {[%emt 0:00:00]} 6. d3 {[%emt 0:00:16]} c5 {[%emt 0:00:11]} 7. cxd5 {[%emt 0:00:08]} Nxd5 {[%emt 0:00:05]} 8. d4 {[%emt 0:06:42]} cxd4 {[%emt 0:00:06]} 9. Nxd4 {[%emt 0:00:04]} Nc6 {[%emt 0:00:05]} 10. Nxc6 {[%emt 0:08:44]} bxc6 {[%emt 1:34:33]} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "3.2"]
[White "Ostrovskiy, Aleksandr"]
[Black "Zierk, Steven"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2437"]
[BlackElo "2501"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,57,48,36,29,16,68,25,83,85,86,88,83,67,73,78,160,93,458,437,457,452,454,458,436,445,543,542,539,504,718,724,714,708,706,709,696,706,693,686,1119,1139,2077,1941,1787,694]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 b6 8. O-O Bb7 {B41: Sicilian: Kan Variation: 5 c4} 9. Qd3 d6 (9... Nc6 $11) 10. f4 Nc6 (10... Nbd7 $11) (10... Nbd7 11. b4 d5 12. exd5 Bxb4 13. dxe6 Nc5 14. exf7+ Kxf7 15. Qh3 Bxc3 16. Qxc3 Rhe8 17. Bf3 Nce4 18. Qb4 Rad8 19. Be3 {½-½ (31) Muzychuk,M (2540)-Adhiban,B (2689) Caleta 2019}) 11. Nxc6 Bxc6 12. f5 $146 ({Predecessor:} 12. Be3 Be7 13. a4 O-O 14. Rac1 Bb7 15. Bd4 Nd7 16. Kh1 Rad8 17. b3 Qb8 18. Qb1 Rfe8 19. Bd3 h6 20. Bg1 {½-½ (20) Sadzikowski,D (2584)-Kveinys,A (2548) Bialystok 2017}) 12... exf5 13. exf5 Be7 14. Qg3 $36 {[%mdl 2048] Black is under strong pressure.} O-O-O (14... h5 $142) 15. Be3 ({Better is} 15. Nd5 Qb7 16. Be3 (16. Qxg7 Rhg8 $14)) 15... Ne4 $2 {[%mdl 8192]} (15... d5 $16 {is more resistant.} 16. cxd5 (16. Qxg7 $2 d4 $19) 16... Qxg3 17. hxg3 Nxd5 18. Nxd5 (18. Bxa6+ Kc7 $16) 18... Rxd5) 16. Nxe4 $18 {White is clearly winning.} Bxe4 17. Qg4 Bc6 18. f6+ Bd7 19. Qxg7 ({Weaker is} 19. fxe7 Bxg4 20. Bxg4+ Kb8 $18) 19... Rdg8 20. Qxf7 Bd8 {Threatening ...Rxg2+.} 21. Bf3 Rf8 22. Qd5 Bxf6 23. Qa8+ Qb8 24. Qxa6+ {[%mdl 64] [#] Double Attack} Kc7 25. Rad1 Be5 26. b4 {[%cal Bb2b4,Bb4c5][%mdl 32]} Rf6 27. c5 bxc5 28. bxc5 d5 {[#]} 29. Qa5+ {Played: Qa6xf6} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "3.3"]
[White "Yoo, Christopher Woojin"]
[Black "Hong, Andrew"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2430"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "158"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,158,38,54,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-16,13,0,0,0,-16,-93,-22,-230,-232,-220,-222,-266,-266,-266,-266,-339,-250,-225,0,-339,-223,-258,-197,-210,-179,-255,-257,-292,-268,-258,-171,-171,-171,-152,-137,-145,-137,-137,-134,-112,-112,-179,-179,-179,-179,-250,-193,-353,-353,-343,-196,-196,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-8,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,-193,0,-193,-193]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 $146 ({Predecessor:} 8. Na3 b5 9. Bxf6 {1-0 (48) Kokarev,D (2622)-Frolyanov,D (2563) Khanty-Mansiysk 2017}) 8... gxf6 9. Na3 b5 10. Nd5 f5 11. c3 Bg7 12. Bd3 Be6 13. Nxb5 {B33: Sicilian: Pelikan and Sveshnikov Variations} (13. Qh5 $14) 13... axb5 $11 14. Bxb5 Rc8 15. Qa4 {The position is equal.} Bd7 $1 16. exf5 $1 O-O 17. O-O e4 18. Rfe1 Ne5 19. Bxd7 Nxd7 20. Qxe4 {[#] Black must now prevent Ne7+.} Nf6 $36 {[%mdl 2048] Black is more active.} 21. Nxf6+ Bxf6 22. Rad1 Qb6 23. Re2 Qa6 24. Red2 Rfe8 25. Qf3 Re5 26. Qd3 (26. a3 $11 {keeps the balance.}) 26... Qa4 (26... Qxa2 $17 27. h3 Rce8 28. Qg3+ Kf8) 27. Qxd6 $2 (27. Qf3 $11) 27... Rd8 $19 28. Qxd8+ Bxd8 29. Rxd8+ Kg7 30. h3 h5 (30... Rxf5 31. a3 $19) 31. R8d5 Re2 32. R5d2 Re5 (32... Rxd2 $142 33. Rxd2 Qxa2) 33. Rd5 $1 Re8 34. a3 Qf4 35. f6+ Kg6 {[%mdl 1024] Black has strong compensation.} (35... Kxf6 36. R5d3) 36. R5d3 {[#]} (36. R5d4 {was necessary.} Qxf6 37. R4d2) 36... Re2 $1 {[%mdl 512]} 37. Rg3+ Kh7 38. Rf3 Qa4 39. Rd5 Kg6 ({Resist} 39... Rxb2 40. Rxh5+ Kg6 41. g4 $15) 40. Rg3+ Kxf6 {Hoping for ...Qf4.} 41. Rf3+ Kg6 42. Rg3+ Kh6 {aiming for ...Qf4.} 43. Rd6+ Re6 44. Rxe6+ (44. Rd8 $17 Rg6 45. Rxg6+ fxg6 46. Rd4) 44... fxe6 $17 {[%mdl 4096] Endgame KQ-KR} 45. Re3 Qb3 46. h4 (46. Re4 $142) 46... Kg6 47. Rg3+ $2 (47. Re4 {was called for.}) 47... Kf6 $19 48. Rg5 Qc2 ({Don't play} 48... Qxb2 49. Rxh5 Qe2 50. f3) (48... e5 $142 49. f3 Qxb2) 49. f3 e5 50. Kh2 Qxb2 51. Rxh5 Qxa3 52. Rg5 Qxc3 53. Rg4 Kf5 54. Re4 Qc1 55. Rg4 Qe1 56. Re4 Qf2 57. Rg4 Ke6 58. Re4 Kd5 59. Rg4 Qd2 60. Re4 Qh6 61. Rg4 Qf6 62. Re4 Qd8 63. Rg4 Qh8 64. Re4 Qb8 65. Kh1 Kd6 66. Kh2 Kd7 67. Kh1 Ke8 68. Kh2 {intending f4.} Kf8 69. Kh1 Qc8 70. Kh2 Qe6 71. Kh1 Ke8 $2 (71... Kg7 $19 {...Qf5 is the strong threat.} 72. Kh2 Kf6) 72. Kh2 $2 (72. f4 $11 {and White stays safe.} Kd8 73. fxe5) 72... Kf7 73. Kh1 Qc6 74. Kh2 Ke6 75. Kh1 Kd5 76. Kh2 Qb6 77. Rg4 Qb1 78. Re4 Qb8 79. Kh1 $1 Qd6 {Accuracy: White = 60%, Black = 67%.} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "3.4"]
[White "Jacobson, Brandon"]
[Black "Gauri, Shankar"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2486"]
[BlackElo "2378"]
[Annotator "RC"]
[PlyCount "67"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:04:46]} c6 {[%emt 0:02:14]} 2. Nf3 {[%emt 0:00:18]} d5 {[%emt 0:00:09]} 3. d4 {[%emt 0:02:41]} Nf6 {[%emt 0:00:14]} 4. e3 {[%emt 0:00:03]} Bf5 {[%emt 0:03:33]} 5. Nc3 {[%emt 0:00:10]} e6 {[%emt 0:00:06]} 6. Nh4 {[%emt 0:00:05]} Be4 {[%emt 0:02:59]} 7. f3 {[%emt 0:00:06]} Bg6 {[%emt 0:00:05]} 8. Qb3 {[%emt 0:00:04]} Qc7 {[%emt 0:01:15]} 9. Bd2 {[%emt 0:00:05]} Be7 {[%emt 0:01:41]} 10. cxd5 {[%emt 0:01:00]} cxd5 {[%emt 0:04:23]} 11. Nxg6 {[%emt 0:00:27]} hxg6 {[%emt 0:00:05]} 12. O-O-O {[%emt 0:00:04]} Nc6 {[%emt 0:03:21]} 13. Kb1 {[%emt 0:00:04]} O-O {[%emt 0:07:47]} 14. Rc1 {[%emt 0:10:40]} a6 {[%emt 0:16:54]} 15. Qd1 {[%emt 0:01:28]} Rac8 {[%emt 0:16:35]} 16. g4 {[%emt 0:00:34]} b5 {[%emt 0:10:45]} 17. g5 {[%emt 0:05:30]} Ne8 {[%emt 0:06:16]} 18. e4 {[%emt 0:04:38]} dxe4 {[%emt 0:04:13]} 19. fxe4 {[%emt 0:13:07]} Qd8 {[%emt 0:03:31]} 20. d5 {[%emt 0:05:17]} Ne5 {[%emt 0:03:13]} 21. Bf4 {[%emt 0:20:59]} Nc4 {[%emt 0:00:14]} 22. h4 {[%emt 0:07:31]} e5 {[%emt 0:04:57]} 23. Bxc4 {[%emt 0:02:25]} exf4 {[%emt 0:01:58]} 24. Bb3 {[%emt 0:00:01]} Bd6 {[%emt 0:00:23]} 25. Qg4 {[%emt 0:00:28]} b4 {[%emt 0:00:28]} 26. h5 {[%emt 0:03:38]} bxc3 {[%emt 0:01:19]} 27. hxg6 {[%emt 0:00:05]} fxg6 {[%emt 0:01:44]} 28. Qe6+ {[%emt 0:00:02]} Rf7 {[%emt 0:00:08]} 29. Rh8+ {[%emt 0:00:38]} Kxh8 {[%emt 0:00:01]} 30. Qxf7 {[%emt 0:00:04]} c2+ {[%emt 0:03:50]} 31. Bxc2 {[%emt 0:00:10]} Qxg5 {[%emt 0:00:28]} 32. Rh1+ {[%emt 0:00:05]} Qh5 {[%emt 0:00:38]} 33. Rxh5+ {[%emt 0:00:05]} gxh5 {[%emt 0:00:03]} 34. e5 {[%emt 0:00:12]} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "3.5"]
[White "Grigoryan, Karen H."]
[Black "Wang, Tianqi"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2547"]
[BlackElo "2333"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,31,5,0,18,-21,-26,-33,-9,-9,-9,-10,-15,-16,-8,-8]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7 8. Nc3 O-O 9. Bd3 Bf6 10. Re3 {[#] Black must now prevent Bxh7+!} Re8 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} (10... h6 11. Qg4 b6 12. Nd5 Bb7 13. Nxf6+ Qxf6 14. Qxd7 c5 15. Qg4 Rfe8 16. Rb1 c4 17. Bf1 Nf5 18. Rxe8+ Rxe8 {1-0 (43) Kasimdzhanov,R (2704)-Alekseev,E (2642) Berlin 2015}) 11. Rh3 g6 12. b3 c6 $146 ({Predecessor:} 12... b6 13. Ba3 c5 14. Qf3 Bb7 15. Qf4 Bg7 16. Re3 Rxe3 17. fxe3 {0-1 (65) House,G (2211)-Sarakauskas,G (2404) Purley 2013}) 13. Ba3 {The position is equal.} Re6 14. Bxd6 Rxd6 15. Ne4 Re6 16. Nxf6+ 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "4.1"]
[White "Ringoir, Tanguy"]
[Black "Yoo, Christopher Woojin"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "2500"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,143,1,15,22,14,18,25,25,22,11,14,0,22,22,48,28,27,18,26,22,31,31,22,19,31,31,23,23,49,28,28,20,45,45,45,22,45,45,45,45,38,38,45,28,45,45,45,12,45,45,58,58,47,3,3,4,4,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,6,0,6,6,6,6,6,6,1287,1196,608,6,583,583,572,76,76,76,96,76,76,76,76,76,76,42,29954,29950,6114,235,147,8,8,8,29970,29971,29971,29971,29975,29976,29975,29977,29979,29973,29979,29976,29976,29967,29974,29976,29977,29978,29978,29978,29978,29979,29981,29982,29980,29983,29982,29984]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. h4 (5. h3 dxc4 6. e4 c5 7. d5 O-O 8. Bxc4 b5 9. Nxb5 Nxe4 10. O-O Ba6 11. Qe2 Nd6 12. Nxd6 Qxd6 {0-1 (94) Meier,G (2628)-Vachier Lagrave,M (2773) Karlsruhe/Baden Baden 2019}) 5... O-O 6. cxd5 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} Nxd5 7. h5 c5 8. hxg6 {White has an edge.} hxg6 9. Bh6 Bxh6 10. Rxh6 Nxc3 11. bxc3 cxd4 $146 ({Predecessor:} 11... Kg7 12. Qd2 {0-1 (47) Mohammad,F (2009)-Laurent Paoli,P (1847) Montbeliard 2014}) 12. Qd2 {And now Rh8+! would win.} Kg7 $1 {With the idea ...dxc3.} 13. Rd1 Nc6 14. Rh4 Rh8 15. Rxh8 Qxh8 16. cxd4 {[%cal Bc3d4,Bd4d5][%mdl 32]} Bg4 17. d5 Bxf3 $1 18. gxf3 Ne5 19. f4 Ng4 20. d6 {Qc3+ is the strong threat.} exd6 21. Qc3+ Kg8 22. Qxh8+ Kxh8 $14 {[%mdl 4096] Endgame KRB-KRN} 23. Bg2 Rd8 24. Bxb7 Kg7 25. Bf3 Nf6 26. Rb1 Kf8 27. Kd2 Rd7 28. Rc1 Ke7 29. Kd3 d5 30. Rc5 Ne4 31. Ra5 Nxf2+ 32. Kd4 Ne4 {[%mdl 64] Decoy} 33. Bxe4 (33. Bg4 {with more complications.} f5 34. Bf3 Nf6 35. a4 Kf7 36. Ra6) 33... dxe4+ 34. Kxe4 $11 {KR-KR} f5+ 35. Kf3 Rc7 36. Kg3 Kf6 37. Ra6+ Kg7 38. a4 Kh6 39. e3 Kh5 40. Kf3 Rb7 41. a5 Rc7 42. Rd6 Rc5 43. Rd7 {[%cal Rd7h7]} g5 44. fxg5 Rxa5 45. Kf4 Ra4+ $2 {[%mdl 8192]} (45... Kg6 $11) 46. Kxf5 $18 {[%cal Rd7h7]} Ra5+ 47. Kf4 $2 (47. Kf6 $1 $18) 47... Ra4+ $2 {[%mdl 8192]} (47... Ra1 $11 {and Black stays safe.}) 48. e4 {White threatens Rd6 and mate.} Ra1 49. Rh7+ $2 (49. e5 $1 $18 {and the rest is easy. Hoping for Rg7.} Kg6 50. Rd6+ Kg7 51. Kf5) 49... Kg6 $16 50. Rh6+ Kg7 51. Rc6 Rf1+ 52. Ke5 Rg1 53. Kf5 {Strongly threatening Rc7+.} Rf1+ 54. Ke6 $1 Re1 $2 {[%mdl 8192]} (54... a5 $14) 55. e5 Kg6 56. Ra6 $2 (56. Ke7+ Kxg5 57. e6) 56... Kxg5 $18 57. Rxa7 ({White has to play} 57. Ra2 $1 $16) 57... Kg6 $1 $11 58. Kd6 {Black must now prevent e6.} Rd1+ $2 {[%mdl 8192]} (58... Kf5 $11) 59. Ke7 $1 {White mates.} Rh1 60. Ra6+ Kg7 61. Ra2 Kg6 62. e6 Rg1 63. Rf2 Kg7 64. Rf7+ Kg8 65. Ke8 Ra1 {[#]} 66. Rd7 $1 Ra8+ {[#]} 67. Rd8 $1 Ra7 68. e7 Kg7 69. Rd1 Kf6 70. Kf8 Rxe7 71. Rf1+ Ke6 72. Re1+ {Accuracy: White = 51%, Black = 36%.} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "4.2"]
[White "Gauri, Shankar"]
[Black "Grigoryan, Karen H."]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2378"]
[BlackElo "2547"]
[Annotator "RC"]
[PlyCount "88"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:06:13]} Nf6 {[%emt 0:00:52]} 2. c4 {[%emt 0:01:19]} e6 {[%emt 0:00:15]} 3. g3 {[%emt 0:00:37]} d5 {[%emt 0:00:25]} 4. d4 {[%emt 0:00:33]} dxc4 {[%emt 0:02:39]} 5. Bg2 {[%emt 0:00:29]} Nc6 {[%emt 0:00:53]} 6. Qa4 {[%emt 0:06:45]} Bb4+ {[%emt 0:00:43]} 7. Bd2 {[%emt 0:00:19]} Nd5 {[%emt 0:00:58]} 8. Bxb4 {[%emt 0:03:27]} Ndxb4 {[%emt 0:00:16]} 9. O-O {[%emt 0:13:46]} Rb8 {[%emt 0:07:12]} 10. Na3 {[%emt 0:09:52]} O-O {[%emt 0:01:21]} 11. Qb5 {[%emt 0:01:36]} b6 {[%emt 0:02:25]} 12. Qxc4 {[%emt 0:05:42]} Ba6 {[%emt 0:05:39]} 13. Nb5 {[%emt 0:45:52]} Qd5 {[%emt 0:01:55]} 14. Qxd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:02:25]} 15. a4 {[%emt 0:00:00]} Na5 {[%emt 0:03:08]} 16. Ne5 {[%emt 0:00:00]} Rbd8 {[%emt 0:04:36]} 17. Bxd5 {[%emt 0:00:00]} Bxb5 {[%emt 0:04:18]} 18. Bf3 {[%emt 0:00:00]} Ba6 {[%emt 0:00:40]} 19. Rac1 {[%emt 0:00:00]} c5 {[%emt 0:12:14]} 20. dxc5 {[%emt 0:00:00]} Nb3 {[%emt 0:00:04]} 21. c6 {[%emt 0:00:00]} Nxc1 {[%emt 0:00:11]} 22. Rxc1 {[%emt 0:00:00]} f6 {[%emt 0:02:53]} 23. Nd7 {[%emt 0:00:00]} Rf7 {[%emt 0:01:58]} 24. a5 {[%emt 0:01:20]} bxa5 {[%emt 0:01:05]} 25. Nc5 {[%emt 0:03:08]} Bc8 {[%emt 0:00:32]} 26. Ra1 {[%emt 0:01:24]} e5 {[%emt 0:00:23]} 27. g4 {[%emt 0:00:29]} g6 {[%emt 0:04:22]} 28. Nb7 {[%emt 0:00:35]} Rd2 {[%emt 0:12:06]} 29. Rxa5 {[%emt 0:00:02]} Rc7 {[%emt 0:00:07]} 30. b4 {[%emt 0:00:39]} Rd1+ {[%emt 0:02:47]} 31. Kg2 {[%emt 0:00:01]} Rd4 {[%emt 0:00:06]} 32. Bd5+ {[%emt 0:01:02]} Kf8 {[%emt 0:02:45]} 33. e4 {[%emt 0:00:36]} Rxb4 {[%emt 0:04:42]} 34. Rxa7 {[%emt 0:00:01]} f5 {[%emt 0:01:08]} 35. Ra8 {[%emt 0:00:47]} Ke7 {[%emt 0:00:12]} 36. gxf5 {[%emt 0:00:53]} gxf5 {[%emt 0:00:02]} 37. exf5 {[%emt 0:00:29]} Rd4 {[%emt 0:01:01]} 38. f6+ {[%emt 0:00:20]} Kxf6 {[%emt 0:00:07]} 39. Ra5 {[%emt 0:00:42]} Rg7+ {[%emt 0:02:24]} 40. Kf3 {[%emt 0:00:16]} Rg1 {[%emt 0:00:09]} 41. Ke2 {[%emt 0:00:44]} Bh3 {[%emt 0:00:52]} 42. Nc5 {[%emt 0:00:31]} Rxd5 {[%emt 0:01:11]} 43. Ne4+ {[%emt 0:00:26]} Ke6 {[%emt 0:01:15]} 44. c7 {[%emt 0:00:33]} Bf1+ {[%emt 0:00:11]} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "4.3"]
[White "Hong, Andrew"]
[Black "Jacobson, Brandon"]
[Result "1-0"]
[ECO "B69"]
[WhiteElo "2414"]
[BlackElo "2486"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,133,33,50,56,33,36,30,43,15,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,68,60,82,89,79,78,82,82,81,86,86,82,63,71,79,79,79,16,16,16,57,33,8,0,120,120,643,634,620,595,571,515,485,33,529,411,374,0,8,0,0,0,481,8,8,8,8,8,8,8,29951,12833,2369,8,29978,29979,29978,29979,29962,29975,29982,29983,29988,29989]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. f5 Qb6 13. Kb1 h5 {B69: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7 9 f4 Be7 10 Nf3 b5 11 Bxf6} (13... O-O-O 14. g3 Na5 15. Bh3 Nc4 16. Qe2 Rhe8 17. Nd4 Bf8 18. Qh5 b4 19. fxe6 fxe6 20. Nce2 Kb8 21. Nf4 f5 22. exf5 Nxb2 23. Kxb2 {0-1 (75) Ragger,M (2701)-Salgado Lopez,I (2624) Germany 2018}) 14. g3 Ne5 {[%cal Bc6e5,Be5g4,Bg4h2][%mdl 32]} 15. Nd4 Rc8 {White has an edge.} 16. fxe6 $146 ({Predecessor:} 16. a3 Rb8 17. Na2 a5 18. c3 h4 19. gxh4 Nc4 20. Qe1 e5 21. Nc2 {0-1 (49) Lukas,N (2196)-Hitzegrad,J (2321) ICCF email 2012}) 16... fxe6 17. Bh3 Ng4 18. Rhf1 b4 19. Nce2 e5 20. Nf5 Nxh2 21. Nxd6+ ({Wrong is} 21. Nxe7 $2 Nxf1 22. Rxf1 (22. Qxd6 $2 Qxd6 23. Rxd6 Bxh3 $19) 22... Kxe7 $19) 21... Qxd6 22. Bxd7+ Kxd7 23. Qe1 Nxf1 24. Rxd6+ Bxd6 25. Qxf1 Ke7 26. a3 a5 27. axb4 axb4 28. Ng1 h4 29. gxh4 Rxh4 30. Nf3 Rg4 31. Qh3 Rcg8 32. Qh5 Ke6 33. Qh7 R4g7 34. Qf5+ Ke7 35. Nh4 {[#]} Rg1+ (35... b3 $1 $11 {[%mdl 512]} 36. cxb3 Bb4) 36. Ka2 $14 {[%mdl 1024] White has compensation.} Ra8+ 37. Kb3 Rg3+ 38. Kc4 Ra5 {aiming for ...Rc5+.} 39. Qc8 Rc5+ 40. Qxc5 $1 Bxc5 41. Nf5+ {[%mdl 64] Double Attack} Ke6 42. Nxg3 {[%mdl 4096] Endgame KB-KN} Bf2 43. Nf5 Be1 44. Kc5 (44. Kd3 $16 {And now Ke2 would win.} Bf2 45. b3) 44... Kf7 $11 45. Kd5 Kg6 46. Kc4 Kg5 47. Kd3 Kf4 (47... Bf2 $1 $11 {keeps the balance.}) 48. Ne3 $16 Kf3 $2 {[%mdl 8192]} (48... Kg5 $16 49. Nd5 f5) 49. Nd5 $18 Bh4 {intending ...f5.} 50. Nxb4 f5 51. exf5 e4+ 52. Kc4 $2 (52. Kd4 $1 $18) 52... e3 $2 {[%mdl 8192]} ({Better is} 52... Kg4 $1 $14) 53. Nd3 Ke4 54. b4 $2 ({White must play} 54. Nc1 $18) 54... Kxf5 55. Kd5 {Hoping for Nc1.} e2 56. b5 Kg4 $2 {[%mdl 8192] [#]} (56... Kf6 $11) 57. b6 $2 (57. Ke4 $1 $18 {Black must now prevent c4.} Bg3 58. c4) 57... Kf3 $11 58. b7 Bg3 59. Kd4 Bb8 60. c4 {Threatens to win with c5.} Bc7 $2 {[%mdl 8192]} (60... Bg3 $11 61. c5 Kg4) 61. c5 Bb8 {[#]} 62. c6 $2 ({White has to play} 62. Kd5 $1 $18 Bg3 63. c6) 62... Bc7 $2 {[%mdl 8192]} (62... Kg4 $11) 63. Kd5 {White mates.} Bg3 64. Ke6 Ke4 {[#]} 65. Ne1 $1 {[%mdl 576] Deflection, Promotion} Bxe1 66. b8=Q Ba5 67. Qe5+ {[%mdl 64] Double Attack. Accuracy: White = 54%, Black = 49%.} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "4.4"]
[White "Zierk, Steven"]
[Black "Wang, Tianqi"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2501"]
[BlackElo "2333"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,53,10,19,5,5,6,25,0,0,0,0,0,11,11,21,16,17,17,0,6,8,18,104,0,248,241,241,206,427,424,422,413,687,694,691,683,683,679,683,682,668,652]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. c3 O-O 7. a4 a5 8. Nbd2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (8. Bg5 h6 9. Bh4 g5 10. Bg3 Kg7 11. Nbd2 Ba7 12. Re1 Nh7 13. Nf1 h5 14. h3 h4 15. Bh2 g4 16. hxg4 Bxg4 {0-1 (76) Mamedov,R (2701)-Azarov,S (2585) Skopje 2019}) 8... Ba7 9. Re1 Ne7 10. Nf1 {White has an edge.} c6 11. Ng3 Ng6 12. Bb3 h6 $146 ({Predecessor:} 12... Re8 13. h3 Be6 {1-0 (48) Ponizil,C (2487)-Jakab,B (2290) Slovakia 2019}) 13. h3 d5 14. exd5 Nxd5 15. d4 exd4 16. Nxd4 Be6 17. Bc2 {Hoping for Bxg6.} Ngf4 {[#]} (17... Ndf4 $11 {remains equal.}) 18. Ndf5 (18. Re4 $1 $16 g5 19. Nh5 Nxh5 20. Qxh5 Bxd4 21. Rxd4) 18... b5 $2 ({Reject} 18... Qb6 $6 19. Qf3 $16) (18... Re8 $1 $11 {and Black stays safe.}) 19. axb5 $18 cxb5 20. Qf3 $40 {[%mdl 128] White wants a kill.} Bb8 $2 (20... Qc7 21. Be4 Rae8 22. Bxd5 (22. Bxf4 Nxf4 23. Nxg7 Kxg7 $16) 22... Nxh3+ 23. gxh3 Bxd5) 21. Bxf4 Bxf4 {[#]} 22. Nxg7 $1 {[%mdl 576] Decoy} Kxg7 (22... Bxg3 $142 23. Qxg3 Qg5) 23. Nh5+ {[%mdl 64] Double Attack. White is clearly winning.} Kg8 {intending ...Qg5.} 24. Qe4 {[%csl Gc2][%cal Re4h7]} Re8 {White must now prevent ...Qg5.} 25. Qh7+ Kf8 {Threatening ...Qg5.} 26. Nxf4 Qf6 {[#]} 27. Rxe6 $1 {[%mdl 576] Remove Defender. Accuracy: White = 72%, Black = 37%.} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.07"]
[Round "4.5"]
[White "Ostrovskiy, Aleksandr"]
[Black "Korley, Kassa"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2437"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "237"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,241,5,-3,22,30,41,49,64,62,66,51,57,55,63,0,0,0,0,0,23,-28,0,-50,-31,-54,-48,-50,0,-14,-19,-16,40,21,86,87,103,101,97,97,104,99,101,110,135,135,181,179,162,146,198,197,191,197,239,238,235,0,222,0,228,235,208,232,288,287,282,259,349,357,425,423,293,199,226,213,218,169,334,330,444,283,284,0,327,0,276,279,282,0,240,0,279,112,112,112,112,112,117,112,112,112,119,119,286,285,278,265,466,445,524,524,509,404,390,379,493,471,498,462,564,481,461,0,328,0,359,355,361,351,573,547,510,432,5051,819,819,816,791,783,761,705,657,183,195,46,356,331,613,588,588,588,1522,1454,1553,1528,1406,1020,12781,12747,12636,12679,12343,11884,11039,9849,29963,9396,8777,7493,5811,0,5746,5625,880,0,5652,613,5625,5509,5221,571,5221,5221,4890,4337,2633,2716,1774,1489,1056,71,564,0,564,550,29968,29969,29969,29970,29969,29967,29969,29967,29966,0,29953,0,29966,29967,29965,29967,29970,29967,29969,29965,12797,12797,12797,12797,29984,29985,29990,29991,29991,29984,29992,29993,29993,29987]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 dxc4 7. Bxc4 Nd7 8. Nge2 Qc7 {B12: Caro-Kann: Advance Variation} (8... Nb6 9. Bb3 Be7 10. Ng3 Bg6 11. Be3 Nh6 12. Nxh5 Nf5 13. Nf4 Rxh4 14. Rxh4 Bxh4 15. Kf1 Bg5 16. Qf3 Bxf4 17. Qxf4 {½-½ (38) Ter Sahakyan,S (2553)-Wang,Y (2690) chess.com INT 2018}) 9. Ng3 g6 $146 ({Predecessor:} 9... Bg6 10. Bg5 Be7 11. f4 O-O-O 12. f5 Bxg5 13. fxg6 Nxe5 14. Bxe6+ fxe6 15. hxg5 Nxg6 {0-1 (40) Bertagnolli,A (2372)-Postny,E (2569) Antalya 2017}) 10. Bg5 Nb6 {White is slightly better.} 11. Bb3 Be7 12. Rc1 O-O-O 13. Nb5 Qd7 14. Bxe7 (14. Nxa7+ Kb8 $17) (14. Nd6+ $14 Bxd6 15. exd6) 14... Qxe7 $11 15. Nd6+ Kb8 16. Qd2 Nc8 17. Ndxf5 (17. Nxc8 $142 Rxc8 18. f3 (18. Nxf5 gxf5 19. g3 Qd7 $11)) 17... gxf5 18. Bd1 f6 {Hoping for ...fxe5.} 19. f4 ({Of course not} 19. Nxh5 fxe5 20. Qe2 Qb4+ 21. Kf1 e4 $17) 19... fxe5 20. fxe5 Rd7 21. Bf3 ({Much worse is} 21. Nxh5 Qd8 $17) 21... Qd8 22. Rd1 Nb6 (22... Rdh7 $11) 23. Nxh5 $14 c5 (23... Rdh7 $11 {remains equal.}) 24. Qg5 $1 $16 cxd4 25. Qxd8+ Rxd8 26. Nf4 Rh6 27. b3 Ne7 28. Kf2 a5 29. Rd2 Nc6 30. Bxc6 $1 bxc6 31. Rc1 $1 Rxh4 (31... Re8 $16 {was worth a try.}) 32. Nxe6 $18 Rd5 33. Rxc6 Kb7 34. Rc7+ Kb8 35. Rc6 Kb7 $1 {[%cal Rb7c6]} 36. Rc7+ Kb8 $1 37. Rc5 Rxc5 38. Nxc5 {[%mdl 4096] Endgame KRN-KRN} Nd5 39. Ne6 $1 Re4 40. Nxd4 Ne7 41. Nf3 Kc7 42. Rd4 Kc6 43. Rd6+ Kc5 44. a3 Nd5 45. Rd8 f4 $2 (45... Ne3 46. Rc8+ Kb6) 46. Ra8 Kb6 47. Rb8+ Kc6 48. Ra8 $2 ({White should play} 48. Rc8+ $18 Nc7 49. Rd8) 48... Kb5 $2 {[%mdl 8192]} (48... Kb6 $1 $11 {and Black has nothing to worry.}) 49. Rb8+ Kc6 $1 50. Rc8+ Kb5 51. Rd8 Kc5 52. Rc8+ Kb5 53. g3 (53. a4+ $18 {has better winning chances.} Kb4 54. Rb8+ Kc5 55. Rb5+ {[%mdl 64] Double Attack} Kc6 56. Rxa5) 53... fxg3+ $16 54. Kxg3 Ne7 55. Rb8+ Kc5 56. Ra8 Nc6 57. Kf2 Kb5 58. Rh8 a4 $2 (58... Kc5 $16 59. Rh5 Kd5) 59. b4 $1 $18 Kb6 60. Rh6 Kb5 $2 (60... Kb7 {was called for.} 61. e6 Ne7) 61. Rd6 Kb6 62. Nd2 Rh4 63. Ke3 Kc7 64. Rd5 Rh1 65. Nc4 Rh3+ 66. Kd2 Rh4 67. Kc3 Rh3+ 68. Kd2 $2 (68. Kc2 $18) 68... Rh2+ $2 {[%mdl 8192]} (68... Rh4 $1 $11 {and Black stays safe.}) 69. Ke3 Rh3+ 70. Kf2 Ne7 71. Rc5+ Kd7 $2 (71... Kb7 72. Ra5 Rh4 73. Nd6+ Kc6 74. Rxa4 Kd5 75. Ra5+ Ke6) 72. b5 Rb3 73. b6 Nc8 {[#]} (73... Ke6 $142 74. Ke2 Nf5) 74. b7 (74. e6+ $142 $1 Kd8 (74... Kxe6 75. Rxc8) 75. Rc7 Nxb6 76. e7+ Kxc7 77. e8=Q Nxc4 78. Qf7+ {[%mdl 64] Double Attack} Kb6 79. Qxc4) 74... Rxb7 {[#]} 75. e6+ $1 {[%mdl 576] Deflection} Kxe6 76. Rxc8 {KRN-KR} Kd5 77. Ne3+ Kd4 78. Ra8 $2 (78. Ke2 {aiming for Rc4+.} Ra7 79. Rc4+ Ke5 80. Nd1) 78... Kd3 {intending ...Rf7+.} 79. Nd5 ({Better is} 79. Rd8+ $18 Kc3 80. Ke2) 79... Rf7+ $2 {[%mdl 8192]} (79... Kc4 $1 $14) 80. Ke1 Kc4 $2 (80... Rf5 81. Nb4+ (81. Rxa4 Rxd5 82. Kf2 Rf5+ 83. Kg2 Rc5 $11) 81... Ke3 82. Rxa4 Rh5) 81. Nb6+ {[%mdl 64] Double Attack} Kb3 82. Rxa4 Rf6 83. Ra6 Rd6 84. Ke2 Rh6 85. Kd3 Rd6+ 86. Ke4 Rh6 87. Kd5 Rh5+ 88. Kc6 Rh6+ 89. Kc5 Rg6 90. Ra8 (90. a4 $142 Rg2 91. a5 Rc2+ 92. Kb5 Kc3 93. Ra8 Rb2+ 94. Kc6 Rg2 95. a6) 90... Rg5+ 91. Kc6 Rg6+ 92. Kc5 Rg5+ $1 93. Nd5 Rg4 94. Nb6 Rg5+ $1 95. Kd4 Rg4+ 96. Ke5 Rg5+ 97. Kf4 Rg6 98. Nd7 Rd6 99. Ra7 Rd1 100. Ke5 Kc4 101. Ke6 Kb5 102. Rb7+ $2 (102. a4+ $18 {and the rest is easy.} Kc6 103. Ra6+ Kc7 104. a5) 102... Kc6 $2 {[%mdl 8192] [#]} (102... Ka4 $16 {is more resistant.}) 103. Rb6+ $1 Kc7 {[#]} 104. Ra6 $1 Kb7 105. Nc5+ Kc7 106. a4 Rd2 107. Ke5 Rd1 108. Ne6+ Kb7 109. Nc5+ Kc7 110. Ne6+ Kb7 $1 111. Rd6 Ra1 112. Kd5 Rd1+ 113. Kc5 Rc1+ 114. Kb5 Rb1+ 115. Ka5 Re1 116. Rb6+ Ka7 117. Nd4 {White mates.} Re5+ 118. Nb5+ Ka8 {[#]} 119. Ka6 {Played: Rb6-e6} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "5.1"]
[White "Jacobson, Brandon"]
[Black "Ringoir, Tanguy"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2486"]
[BlackElo "2500"]
[Annotator "RC"]
[PlyCount "104"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:06:49]} e5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:13]} Bb4 {[%emt 0:00:00]} 3. Nd5 {[%emt 0:00:14]} Bc5 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:17]} c6 {[%emt 0:00:09]} 5. Nc3 {[%emt 0:00:05]} d6 {[%emt 0:00:03]} 6. e3 {[%emt 0:00:06]} Qe7 {[%emt 0:00:04]} 7. d4 {[%emt 0:01:34]} exd4 {[%emt 0:00:06]} 8. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:04]} 9. Be2 {[%emt 0:00:04]} O-O {[%emt 0:00:04]} 10. O-O {[%emt 0:00:05]} d5 {[%emt 0:00:03]} 11. cxd5 {[%emt 0:00:06]} cxd5 {[%emt 0:00:04]} 12. b3 {[%emt 0:11:38]} Nc6 {[%emt 0:00:06]} 13. Nxc6 {[%emt 0:00:06]} bxc6 {[%emt 0:00:03]} 14. Bb2 {[%emt 0:00:07]} Bd6 {[%emt 0:00:03]} 15. Rc1 {[%emt 0:01:46]} Bd7 {[%emt 0:00:01]} 16. Bf3 {[%emt 0:03:42]} Rfe8 {[%emt 0:00:02]} 17. Re1 {[%emt 0:06:42]} h5 {[%emt 0:00:08]} 18. g3 {[%emt 0:17:25]} Ng4 {[%emt 0:00:27]} 19. Rc2 {[%emt 0:04:59]} Qg5 {[%emt 0:07:56]} 20. e4 {[%emt 0:12:47]} h4 {[%emt 0:03:44]} 21. exd5 {[%emt 0:03:55]} Nxh2 {[%emt 0:04:52]} 22. Ne4 {[%emt 0:09:37]} Nxf3+ {[%emt 0:42:09]} 23. Qxf3 {[%emt 0:00:03]} Qg6 {[%emt 0:00:05]} 24. Rce2 {[%emt 0:11:24]} Bf8 {[%emt 0:00:02]} 25. Qd3 {[%emt 0:04:27]} hxg3 {[%emt 0:09:21]} 26. Qxg3 {[%emt 0:00:04]} Qxg3+ {[%emt 0:00:34]} 27. Nxg3 {[%emt 0:00:11]} cxd5 {[%emt 0:00:06]} 28. Rxe8 {[%emt 0:00:23]} Rxe8 {[%emt 0:00:02]} 29. Rxe8 {[%emt 0:00:55]} Bxe8 {[%emt 0:00:01]} 30. Bd4 {[%emt 0:00:12]} a6 {[%emt 0:00:02]} 31. f3 {[%emt 0:03:40]} f6 {[%emt 0:00:10]} 32. Kf2 {[%emt 0:00:02]} Kf7 {[%emt 0:00:03]} 33. Ke3 {[%emt 0:00:23]} Ke6 {[%emt 0:00:02]} 34. Ne2 {[%emt 0:01:11]} g5 {[%emt 0:00:01]} 35. a4 {[%emt 0:01:21]} Bd6 {[%emt 0:04:03]} 36. Bc3 {[%emt 0:00:19]} Bd7 {[%emt 0:02:01]} 37. Bd4 {[%emt 0:00:19]} Be5 {[%emt 0:00:57]} 38. Bc5 {[%emt 0:00:49]} Kf5 {[%emt 0:00:44]} 39. Nd4+ {[%emt 0:00:44]} Kg6 {[%emt 0:00:01]} 40. Ne2 {[%emt 0:00:03]} Kh5 {[%emt 0:00:45]} 41. Bd4 {[%emt 0:00:37]} Kh4 {[%emt 0:05:33]} 42. Nc3 {[%emt 0:00:07]} Bxd4+ {[%emt 0:02:07]} 43. Kxd4 {[%emt 0:00:01]} Kg3 {[%emt 0:00:04]} 44. Nxd5 {[%emt 0:01:37]} f5 {[%emt 0:00:02]} 45. Nf6 {[%emt 0:00:32]} Bc8 {[%emt 0:09:57]} 46. Ke3 {[%emt 0:00:40]} a5 {[%emt 0:00:10]} 47. Nh7 {[%emt 0:00:31]} f4+ {[%emt 0:01:19]} 48. Kd2 {[%emt 0:00:24]} Kh4 {[%emt 0:00:22]} 49. Nf6 {[%emt 0:00:37]} Bb7 {[%emt 0:00:03]} 50. Nd7 {[%emt 0:00:30]} Bxf3 {[%emt 0:00:10]} 51. Ne5 {[%emt 0:00:27]} Bd5 {[%emt 0:00:40]} 52. Nc4 {[%emt 0:00:31]} g4 {[%emt 0:00:16]} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "5.2"]
[White "Yoo, Christopher Woojin"]
[Black "Ostrovskiy, Aleksandr"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2430"]
[BlackElo "2437"]
[Annotator "ChessBase"]
[PlyCount "190"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:02:39]} c6 {[%emt 0:04:21]} 2. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:18]} 3. e5 {[%emt 0:00:03]} c5 {[%emt 0:01:33]} 4. dxc5 {[%emt 0:00:07]} e6 {[%emt 0:00:07]} 5. a3 {[%emt 0:00:03]} Bxc5 {[%emt 0:03:07]} 6. b4 {[%emt 0:00:21]} Be7 {[%emt 0:01:07]} 7. Nf3 {[%emt 0:02:40]} a5 {[%emt 0:01:43]} 8. b5 {[%emt 0:00:19]} Nd7 {[%emt 0:00:34]} 9. Be2 {[%emt 0:13:07]} f6 {[%emt 0:02:39]} 10. exf6 {[%emt 0:06:03]} Bxf6 {[%emt 0:02:57]} 11. Ra2 {[%emt 0:01:11]} Qc7 {[%emt 0:19:32]} 12. c4 {[%emt 0:23:09]} Ne7 {[%emt 0:19:41]} 13. Rc2 {[%emt 0:08:01]} Nc5 {[%emt 0:02:33]} 14. cxd5 {[%emt 0:07:15]} Nxd5 {[%emt 0:07:02]} 15. Bc4 {[%emt 0:04:58]} b6 {[%emt 0:05:14]} 16. Bxd5 {[%emt 0:05:44]} exd5 {[%emt 0:00:13]} 17. O-O {[%emt 0:04:30]} O-O {[%emt 0:05:41]} 18. Qxd5+ {[%emt 0:06:37]} Be6 {[%emt 0:01:39]} 19. Rxc5 {[%emt 0:04:50]} Qe7 {[%emt 0:09:47]} 20. Qe4 {[%emt 0:03:31]} bxc5 {[%emt 0:00:05]} 21. Ng5 {[%emt 0:01:03]} Bxg5 {[%emt 0:00:28]} 22. Bxg5 {[%emt 0:00:21]} Qf7 {[%emt 0:05:28]} 23. Nd2 {[%emt 0:02:36]} Bd5 {[%emt 0:00:23]} 24. Qd3 {[%emt 0:01:13]} c4 {[%emt 0:01:11]} 25. Qg3 {[%emt 0:01:26]} Rac8 {[%emt 0:01:26]} 26. Nb1 {[%emt 0:00:08]} Rfe8 {[%emt 0:02:13]} 27. Nc3 {[%emt 0:00:14]} Bb7 {[%emt 0:00:20]} 28. f4 {[%emt 0:01:04]} Qf5 {[%emt 0:00:42]} 29. Rd1 {[%emt 0:00:23]} Qc5+ {[%emt 0:00:56]} 30. Qf2 {[%emt 0:00:28]} Qxa3 {[%emt 0:00:31]} 31. Qd4 {[%emt 0:00:35]} Qb2 {[%emt 0:00:56]} 32. Qd2 {[%emt 0:00:36]} Qxd2 {[%emt 0:00:44]} 33. Rxd2 {[%emt 0:00:05]} Re3 {[%emt 0:00:34]} 34. Rc2 {[%emt 0:00:16]} h6 {[%emt 0:00:37]} 35. Bh4 {[%emt 0:00:07]} Rd3 {[%emt 0:00:28]} 36. Kf2 {[%emt 0:00:43]} Re8 {[%emt 0:00:37]} 37. Na4 {[%emt 0:00:40]} c3 {[%emt 0:00:28]} 38. Rxc3 {[%emt 0:00:46]} Rd2+ {[%emt 0:00:16]} 39. Kg3 {[%emt 0:00:29]} Rxg2+ {[%emt 0:00:20]} 40. Kh3 {[%emt 0:00:04]} Rg1 {[%emt 0:00:53]} 41. Bg3 {[%emt 0:01:23]} Rb1 {[%emt 0:00:28]} 42. Rc5 {[%emt 0:00:08]} Bc8+ {[%emt 0:00:34]} 43. Kh4 {[%emt 0:00:52]} Bd7 {[%emt 0:00:30]} 44. Nc3 {[%emt 0:00:31]} Rb3 {[%emt 0:00:22]} 45. Bf2 {[%emt 0:00:29]} Rc8 {[%emt 0:00:35]} 46. Rd5 {[%emt 0:00:23]} Be6 {[%emt 0:00:32]} 47. Re5 {[%emt 0:00:13]} Rcxc3 {[%emt 0:00:30]} 48. Rxe6 {[%emt 0:00:05]} Rxb5 {[%emt 0:00:27]} 49. Bd4 {[%emt 0:00:18]} Rc4 {[%emt 0:00:25]} 50. Rd6 {[%emt 0:00:36]} Rbb4 {[%emt 0:00:36]} 51. Be5 {[%emt 0:00:19]} Rxf4+ {[%emt 0:00:25]} 52. Bxf4 {[%emt 0:00:06]} Rxf4+ {[%emt 0:00:01]} 53. Kg3 {[%emt 0:00:39]} Ra4 {[%emt 0:00:50]} 54. Ra6 {[%emt 0:00:35]} Kh7 {[%emt 0:00:24]} 55. h4 {[%emt 0:01:48]} h5 {[%emt 0:00:45]} 56. Kh3 {[%emt 0:00:17]} g6 {[%emt 0:00:25]} 57. Ra7+ {[%emt 0:00:33]} Kg8 {[%emt 0:00:05]} 58. Ra6 {[%emt 0:00:22]} Kf7 {[%emt 0:00:07]} 59. Ra7+ {[%emt 0:00:31]} Kf6 {[%emt 0:00:05]} 60. Ra8 {[%emt 0:00:09]} Ra3+ {[%emt 0:00:42]} 61. Kh2 {[%emt 0:00:30]} Kf5 {[%emt 0:00:12]} 62. Ra6 {[%emt 0:00:11]} Ra2+ {[%emt 0:01:11]} 63. Kg3 {[%emt 0:00:43]} Ra4 {[%emt 0:00:09]} 64. Kh3 {[%emt 0:00:05]} Ra1 {[%emt 0:00:33]} 65. Kh2 {[%emt 0:00:49]} Ra3 {[%emt 0:01:13]} 66. Kg2 {[%emt 0:00:10]} Ra1 {[%emt 0:00:36]} 67. Kh2 {[%emt 0:00:48]} g5 {[%emt 0:00:50]} 68. hxg5 {[%emt 0:00:25]} Kxg5 {[%emt 0:00:02]} 69. Ra8 {[%emt 0:00:44]} Ra2+ {[%emt 0:00:47]} 70. Kh3 {[%emt 0:00:20]} Ra1 {[%emt 0:00:25]} 71. Ra7 {[%emt 0:01:13]} a4 {[%emt 0:00:16]} 72. Ra5+ {[%emt 0:00:11]} Kf4 {[%emt 0:00:07]} 73. Kg2 {[%emt 0:00:34]} h4 {[%emt 0:00:26]} 74. Kh3 {[%emt 0:00:50]} a3 {[%emt 0:00:55]} 75. Ra8 {[%emt 0:00:28]} Ke4 {[%emt 0:01:00]} 76. Kg2 {[%emt 0:00:30]} Kd3 {[%emt 0:00:24]} 77. Rf8 {[%emt 0:00:36]} Re1 {[%emt 0:00:33]} 78. Ra8 {[%emt 0:00:22]} Re2+ {[%emt 0:00:31]} 79. Kf3 {[%emt 0:00:37]} Ra2 {[%emt 0:00:11]} 80. Rf8 {[%emt 0:00:32]} Kc3 {[%emt 0:00:53]} 81. Rc8+ {[%emt 0:00:28]} Kb2 {[%emt 0:00:29]} 82. Rb8+ {[%emt 0:00:30]} Ka1 {[%emt 0:00:31]} 83. Rb3 {[%emt 0:00:31]} h3 {[%emt 0:00:26]} 84. Re3 {[%emt 0:00:19]} h2 {[%emt 0:00:34]} 85. Re1+ {[%emt 0:00:05]} Kb2 {[%emt 0:00:04]} 86. Kg2 {[%emt 0:00:32]} h1=Q+ {[%emt 0:01:30]} 87. Rxh1 {[%emt 0:00:08]} Kb3+ {[%emt 0:00:00]} 88. Kf3 {[%emt 0:00:42]} Rb2 {[%emt 0:00:07]} 89. Re1 {[%emt 0:00:07]} a2 {[%emt 0:00:21]} 90. Re3+ {[%emt 0:00:04]} Ka4 {[%emt 0:00:24]} 91. Re7 {[%emt 0:00:12]} Rb3+ {[%emt 0:00:50]} 92. Ke2 {[%emt 0:00:34]} Ra3 {[%emt 0:00:11]} 93. Ra7+ {[%emt 0:00:24]} Kb4 {[%emt 0:00:07]} 94. Rb7+ {[%emt 0:00:04]} Kc5 {[%emt 0:00:09]} 95. Rc7+ {[%emt 0:00:05]} Kd6 {[%emt 0:00:10]} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "5.3"]
[White "Korley, Kassa"]
[Black "Zierk, Steven"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2430"]
[BlackElo "2501"]
[Annotator "RC"]
[PlyCount "118"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 1:30:30]} d5 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:00]} c6 {[%emt 0:00:15]} 4. O-O {[%emt 0:00:00]} Bf5 {[%emt 0:00:13]} 5. d3 {[%emt 0:00:00]} h6 {[%emt 0:00:23]} 6. c4 {[%emt 0:00:00]} e6 {[%emt 0:02:49]} 7. Qb3 {[%emt 0:00:00]} Qb6 {[%emt 0:00:27]} 8. Be3 {[%emt 0:00:00]} Qxb3 {[%emt 0:00:54]} 9. axb3 {[%emt 0:00:00]} a6 {[%emt 0:00:33]} 10. h3 {[%emt 0:00:00]} Nbd7 {[%emt 0:01:13]} 11. Nd4 {[%emt 0:00:00]} Bh7 {[%emt 0:01:33]} 12. f4 {[%emt 0:00:00]} Bd6 {[%emt 0:05:47]} 13. Bf2 {[%emt 0:00:00]} O-O {[%emt 0:07:28]} 14. Nc3 {[%emt 0:00:00]} Rfe8 {[%emt 0:12:56]} 15. cxd5 {[%emt 0:00:00]} exd5 {[%emt 0:02:22]} 16. Bf3 {[%emt 0:00:00]} g5 {[%emt 0:02:18]} 17. fxg5 {[%emt 0:00:00]} hxg5 {[%emt 0:00:01]} 18. Kg2 {[%emt 0:00:00]} Ne5 {[%emt 0:02:42]} 19. Nc2 {[%emt 0:00:00]} g4 {[%emt 0:04:50]} 20. hxg4 {[%emt 0:00:00]} Nfxg4 {[%emt 0:00:13]} 21. Bxg4 {[%emt 0:00:00]} Nxg4 {[%emt 0:00:04]} 22. Bb6 {[%emt 0:00:00]} Re5 {[%emt 0:05:13]} 23. Ra4 {[%emt 0:00:00]} Rg5 {[%emt 0:02:44]} 24. Rh1 {[%emt 0:00:00]} Re8 {[%emt 0:05:21]} 25. Rh4 {[%emt 0:00:00]} Nf6 {[%emt 0:02:10]} 26. Bf2 {[%emt 0:00:00]} c5 {[%emt 0:01:58]} 27. Ra5 {[%emt 0:00:00]} Bf5 {[%emt 0:10:21]} 28. Rxc5 {[%emt 0:00:00]} Bxc5 {[%emt 0:01:41]} 29. Bxc5 {[%emt 0:00:00]} Rh5 {[%emt 0:02:55]} 30. Rxh5 {[%emt 0:00:00]} Nxh5 {[%emt 0:00:04]} 31. Ne3 {[%emt 0:00:00]} Be6 {[%emt 0:00:37]} 32. Kf3 {[%emt 0:00:00]} Rd8 {[%emt 0:01:17]} 33. Bd4 {[%emt 0:00:00]} Kh7 {[%emt 0:00:59]} 34. Na4 {[%emt 0:00:00]} Kg6 {[%emt 0:04:55]} 35. Nc5 {[%emt 0:00:00]} Bc8 {[%emt 0:00:30]} 36. b4 {[%emt 0:00:00]} Ng7 {[%emt 0:01:17]} 37. Be5 {[%emt 0:00:00]} Ne6 {[%emt 0:00:46]} 38. Nxe6 {[%emt 0:00:00]} Bxe6 {[%emt 0:00:15]} 39. Nc2 {[%emt 0:00:00]} Re8 {[%emt 0:00:39]} 40. Bc3 {[%emt 0:00:00]} Kh5 {[%emt 0:01:16]} 41. Ne3 {[%emt 0:00:00]} Kg5 {[%emt 0:00:27]} 42. Bd2 {[%emt 0:00:00]} Kg6 {[%emt 0:00:31]} 43. Bc3 {[%emt 0:00:00]} Kh5 {[%emt 0:01:43]} 44. Kf4 {[%emt 0:00:00]} Kg6 {[%emt 0:00:53]} 45. Nc2 {[%emt 0:00:00]} f6 {[%emt 0:01:18]} 46. Nd4 {[%emt 0:00:00]} Bd7 {[%emt 0:00:26]} 47. Kf3 {[%emt 0:00:00]} Kh5 {[%emt 0:00:37]} 48. Kf4 {[%emt 0:00:00]} Bg4 {[%emt 0:03:05]} 49. e3 {[%emt 0:00:00]} Bh3 {[%emt 0:01:05]} 50. Nb3 {[%emt 0:00:00]} Kg6 {[%emt 0:01:09]} 51. Nc5 {[%emt 0:00:00]} Bg2 {[%emt 0:03:26]} 52. g4 {[%emt 0:00:00]} Re7 {[%emt 0:00:44]} 53. Kg3 {[%emt 0:00:00]} Bf1 {[%emt 0:00:29]} 54. Kf2 {[%emt 0:00:00]} Bh3 {[%emt 0:00:38]} 55. e4 {[%emt 0:00:00]} b6 {[%emt 0:02:42]} 56. exd5 {[%emt 0:00:00]} bxc5 {[%emt 0:00:05]} 57. d6 {[%emt 0:00:00]} Re8 {[%emt 0:03:37]} 58. bxc5 {[%emt 0:00:00]} Bxg4 {[%emt 0:00:03]} 59. c6 {[%emt 0:00:00]} Rc8 {[%emt 0:00:39]} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "5.4"]
[White "Grigoryan, Karen H."]
[Black "Hong, Andrew"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2547"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,69,0,2,0,14,0,0,0,7,0,0,0,23,16,31,39,34,29,56,55,55,27,58,28,36,31,31,19,69,83,91,85,433,429,412,403,396,379,544,389,347,334,293,150,154,154,110,120,757,730,722,722,1309,1307,1011,-29992]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. O-O O-O 9. Be3 {B92: Sicilian Najdorf: 6 Be2} (9. Bg5 Be6 10. Bxf6 Bxf6 11. Nd5 Nd7 12. Bc4 b5 13. Bb3 Nc5 14. Re1 Be7 15. h3 Re8 16. c3 Bf8 17. Bc2 h6 18. Nh2 Rb8 {½-½ (57) Fedorchuk,S (2566)-Bijaoui,M (2427) Le Port Marly 2019}) 9... b6 {[%cal Bb7b6,Bb6b5,Bb5b4][%mdl 32]} 10. Nd2 $146 ({Predecessor:} 10. Qd3 Qc7 11. Nd2 Bb7 12. Bf3 Nbd7 13. Nb3 b5 14. a3 Rad8 15. Rad1 Nb6 16. Na5 Ba8 {0-1 (25) Keen,M-Forkes,D IECG email 1995}) 10... b5 11. a4 {The position is equal.} b4 12. Nd5 Nxd5 13. exd5 a5 14. Bb5 Bg5 15. Bxg5 Qxg5 16. Nc4 Qd8 17. f4 $36 {[%mdl 2048] White has some pressure.} Nd7 18. Kh1 Nb6 19. fxe5 Nxc4 20. Bxc4 dxe5 21. d6 {And now Rxf7! would win.} Bb7 22. c3 Rc8 23. Bd5 Ba6 $2 {[%mdl 8192] [#]} (23... Bc6 $16 {is more resistant.}) 24. Rxf7 $1 $18 {[%mdl 512]} Rxf7 25. Bxf7+ Kxf7 26. Qd5+ {[%mdl 64] Double Attack} Ke8 (26... Kf8 $142 27. d7 Rc7 28. Qd6+ {[%mdl 64] Double Attack} Kf7 29. Qxa6 Qxd7) 27. Qe6+ Kf8 {Strongly threatening ...Qf6.} 28. d7 Ra8 29. c4 (29. cxb4 $18 {b5 is the strong threat.} axb4 30. Qd5) 29... Qf6 $16 {[#]} 30. Qd5 $1 {[%csl LRa5,LRa8][%mdl 576] Double Attack} Rd8 {[#]} 31. Re1 $1 Bxc4 $2 {[%mdl 8192]} (31... g6 $16) 32. Qxc4 $18 {White is clearly winning.} Ke7 33. Rf1 Qg6 34. Qh4+ Qf6 35. Rf2 $4 {[%mdl 40960] Accuracy: White = 59%, Black = 28%. . Loss on time!?} (35. Rxf6 $18 gxf6 36. Qxh7+ Kd6 37. Qf7) 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "5.5"]
[White "Wang, Tianqi"]
[Black "Gauri, Shankar"]
[Result "1/2-1/2"]
[ECO "A32"]
[WhiteElo "2333"]
[BlackElo "2378"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,98,11,-4,-6,-12,12,14,77,71,103,62,77,65,64,-17,-14,-17,-18,-12,-15,-6,-14,-16,-13,-41,-12,-19,-13,-19,-14,-15,-24,-61,-55,-48,-56,-69,-67,-75,-54,-77,-38,-52,-54,-104,-104,-125,-112,-108,-101,-100,-88,-131,-132,-132,-139,-118,-131,-134,-138,-112,-66,-103,-87,-76,-83,-86,-78,-91,-75,-79,-60,-96,-103,-91,-91,-97,0,0,0,0,0,0,0,0,0,0,10,8,8]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Qc7 6. Bg2 Qxc4 {A32: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6} 7. Nc3 (7. O-O Nc6 8. Nc2 Be7 9. Nc3 O-O 10. Bf4 d5 11. Rc1 Rd8 12. Na3 Qb4 13. Nab5 e5 14. Bg5 {0-1 (23) Wang,Y (2720)-Ivanchuk,V (2704) Beijing 2014}) 7... d5 8. O-O Bb4 {[#]} (8... Na6 $11) 9. Ncb5 $146 {[%mdl 1024] Hoping for Bd2. White has strong compensation.} ({Predecessor:} 9. Bf4 Bxc3 10. Rc1 Nc6 11. Nxc6 Qxc6 12. Rxc3 Qb6 13. Be5 O-O 14. Bxf6 gxf6 {0-1 (56) Martynov,P (2352)-Usmanov,V (2392) St Petersburg 2014}) 9... a6 10. b3 Qc5 11. a3 Ba5 $1 12. Bf4 (12. b4 $14 Qe7 13. bxa5 axb5 14. Nxb5) 12... axb5 $11 13. Rc1 $1 {[%cal Rc1c5]} (13. b4 Qe7 $17) 13... Bc3 14. b4 Qb6 $1 ({Much weaker is} 14... Qc4 {[#]} 15. Rxc3 $1 {[%mdl 512]} Qxc3 16. Nxb5 $16) 15. Rxc3 O-O 16. Bc7 Qa6 17. Qd2 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6c4][%mdl 32]} 18. Qd3 Nb6 19. Qxb5 Nc4 20. Qxa6 Rxa6 21. Nc2 Bd7 22. Bf4 Rc8 23. Ra1 h6 24. Ne1 e5 25. Bc1 Ne4 26. Rd3 {Threatens to win with Bxe4.} Be6 27. f3 Ned6 28. Rd1 Nb5 $36 {[%mdl 2048] ...Nc3 is the strong threat. Black is on the roll.} 29. Nd3 Nc3 30. Re1 b6 31. e3 f6 32. Bf1 Ra7 33. f4 Rca8 34. fxe5 fxe5 35. Nf2 b5 36. Nd3 g5 37. Nc5 Bg4 38. h3 Bf3 39. Bxc4 dxc4 40. Bb2 Ne4 {aiming for ...c3.} 41. Nxe4 Bxe4 42. Rf1 Rc8 {And now ...c3 would win.} 43. Bc3 Rf7 (43... Re8 $17) 44. Rxf7 {The position is equal.} Kxf7 {KRB-KRB} 45. a4 bxa4 46. Rxa4 Rd8 {next ...Rd3 is good for Black.} 47. b5 Rd1+ 48. Kf2 Bd5 49. e4 Bxe4 {Accuracy: White = 61%, Black = 66%.} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "6.1"]
[White "Ringoir, Tanguy"]
[Black "Grigoryan, Karen H."]
[Result "1/2-1/2"]
[WhiteElo "2500"]
[BlackElo "2547"]
[Annotator "ChessBase"]
[PlyCount "17"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:01:35]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:26]} 3. Nc3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:24]} 4. cxd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:00:04]} 5. e4 {[%emt 0:00:00]} Nxc3 {[%emt 0:00:04]} 6. bxc3 {[%emt 0:00:00]} c5 {[%emt 0:00:06]} 7. Rb1 {[%emt 0:00:04]} cxd4 {[%emt 0:01:21]} 8. cxd4 {[%emt 0:00:06]} Be7 {[%emt 0:00:12]} 9. Nf3 {[%emt 0:00:06]} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "6.2"]
[White "Hong, Andrew"]
[Black "Wang, Tianqi"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2414"]
[BlackElo "2333"]
[Annotator "ChessBase"]
[PlyCount "114"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:38]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:44]} Nc6 {[%emt 0:00:00]} 3. Bc4 {[%emt 0:00:45]} Bc5 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:10]} Nf6 {[%emt 0:00:00]} 5. d3 {[%emt 0:00:26]} d6 {[%emt 0:00:00]} 6. c3 {[%emt 0:00:32]} O-O {[%emt 0:00:22]} 7. h3 {[%emt 0:00:52]} a6 {[%emt 0:00:22]} 8. Re1 {[%emt 0:00:35]} Ba7 {[%emt 0:00:18]} 9. Bb3 {[%emt 0:00:30]} Ne7 {[%emt 0:00:21]} 10. Nbd2 {[%emt 0:02:02]} Ng6 {[%emt 0:00:14]} 11. Nf1 {[%emt 0:00:31]} c6 {[%emt 0:01:20]} 12. Ng3 {[%emt 0:04:50]} d5 {[%emt 0:02:00]} 13. exd5 {[%emt 0:09:28]} Nxd5 {[%emt 0:00:09]} 14. d4 {[%emt 0:01:07]} exd4 {[%emt 0:00:44]} 15. Nxd4 {[%emt 0:00:27]} Bb6 {[%emt 0:05:47]} 16. Ndf5 {[%emt 0:21:23]} Be6 {[%emt 0:00:59]} 17. Bc2 {[%emt 0:10:26]} Qc7 {[%emt 0:12:22]} 18. Bg5 {[%emt 0:14:28]} Rae8 {[%emt 0:05:37]} 19. Qg4 {[%emt 0:14:29]} Ne5 {[%emt 0:11:23]} 20. Qe4 {[%emt 0:07:35]} Bxf5 {[%emt 0:10:22]} 21. Nxf5 {[%emt 0:01:57]} g6 {[%emt 0:00:15]} 22. Nd4 {[%emt 0:02:02]} Nc4 {[%emt 0:06:20]} 23. Qxe8 {[%emt 0:01:37]} Rxe8 {[%emt 0:00:04]} 24. Rxe8+ {[%emt 0:00:08]} Kg7 {[%emt 0:00:01]} 25. Rae1 {[%emt 0:01:54]} Bxd4 {[%emt 0:00:52]} 26. cxd4 {[%emt 0:00:19]} Nxb2 {[%emt 0:02:18]} 27. Ra8 {[%emt 0:01:26]} h6 {[%emt 0:02:14]} 28. Bc1 {[%emt 0:01:24]} Nc4 {[%emt 0:00:14]} 29. Bb3 {[%emt 0:00:36]} Ncb6 {[%emt 0:02:08]} 30. Rae8 {[%emt 0:00:07]} a5 {[%emt 0:00:19]} 31. Ba3 {[%emt 0:00:53]} a4 {[%emt 0:07:22]} 32. Bd1 {[%emt 0:00:01]} Qf4 {[%emt 0:00:26]} 33. Bf3 {[%emt 0:01:14]} Qd2 {[%emt 0:00:53]} 34. Bd6 {[%emt 0:00:44]} Nc4 {[%emt 0:03:21]} 35. Bf8+ {[%emt 0:00:27]} Kf6 {[%emt 0:04:15]} 36. Rd1 {[%emt 0:00:41]} Qxa2 {[%emt 0:00:39]} 37. Bxh6 {[%emt 0:00:27]} Qb3 {[%emt 0:00:51]} 38. Rde1 {[%emt 0:00:31]} Nd6 {[%emt 0:00:54]} 39. Rd8 {[%emt 0:00:32]} Nf5 {[%emt 0:00:14]} 40. Bxd5 {[%emt 0:00:27]} cxd5 {[%emt 0:00:22]} 41. Bf4 {[%emt 0:00:15]} Ng7 {[%emt 0:19:46]} 42. Rd7 {[%emt 0:00:14]} g5 {[%emt 0:00:51]} 43. Ree7 {[%emt 0:01:01]} gxf4 {[%emt 0:01:43]} 44. Rxf7+ {[%emt 0:00:08]} Ke6 {[%emt 0:00:07]} 45. Rxg7 {[%emt 0:00:45]} Qd1+ {[%emt 0:01:57]} 46. Kh2 {[%emt 0:00:01]} Qxd4 {[%emt 0:00:15]} 47. Rxb7 {[%emt 0:00:51]} Qxf2 {[%emt 0:01:24]} 48. Ra7 {[%emt 0:00:39]} Qc2 {[%emt 0:00:50]} 49. Rgc7 {[%emt 0:00:35]} Qb3 {[%emt 0:00:19]} 50. Rc6+ {[%emt 0:00:32]} Ke5 {[%emt 0:00:09]} 51. Rca6 {[%emt 0:00:29]} Qg3+ {[%emt 0:00:42]} 52. Kg1 {[%emt 0:00:29]} Qe1+ {[%emt 0:00:08]} 53. Kh2 {[%emt 0:00:03]} Qg3+ {[%emt 0:00:02]} 54. Kg1 {[%emt 0:00:54]} f3 {[%emt 0:00:10]} 55. Re7+ {[%emt 0:00:04]} Kd4 {[%emt 0:01:34]} 56. Rxa4+ {[%emt 0:00:04]} Kc5 {[%emt 0:00:10]} 57. Rg4 {[%emt 0:00:51]} Qd6 {[%emt 0:00:26]} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "6.3"]
[White "Zierk, Steven"]
[Black "Gauri, Shankar"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2501"]
[BlackElo "2378"]
[Annotator "ChessBase"]
[PlyCount "57"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:01:12]} Nf6 {[%emt 0:03:29]} 2. c4 {[%emt 0:00:56]} e6 {[%emt 0:00:08]} 3. g3 {[%emt 0:00:07]} Bb4+ {[%emt 0:04:42]} 4. Bd2 {[%emt 0:00:13]} Qe7 {[%emt 0:04:09]} 5. Bg2 {[%emt 0:01:56]} Nc6 {[%emt 0:00:30]} 6. Nf3 {[%emt 0:03:01]} Bxd2+ {[%emt 0:05:04]} 7. Nbxd2 {[%emt 0:00:44]} d6 {[%emt 0:00:15]} 8. O-O {[%emt 0:04:12]} O-O {[%emt 0:05:58]} 9. a3 {[%emt 0:05:59]} a5 {[%emt 0:05:09]} 10. e4 {[%emt 0:05:57]} e5 {[%emt 0:00:23]} 11. d5 {[%emt 0:00:10]} Nb8 {[%emt 0:00:13]} 12. b4 {[%emt 0:01:11]} Na6 {[%emt 0:00:12]} 13. Qb3 {[%emt 0:03:26]} Bg4 {[%emt 0:04:03]} 14. Rfc1 {[%emt 0:02:12]} c6 {[%emt 0:04:23]} 15. dxc6 {[%emt 0:11:20]} bxc6 {[%emt 0:00:09]} 16. c5 {[%emt 0:01:34]} dxc5 {[%emt 0:28:07]} 17. bxa5 {[%emt 0:00:25]} Bxf3 {[%emt 0:05:55]} 18. Nxf3 {[%emt 0:03:27]} Nc7 {[%emt 0:05:47]} 19. Qb6 {[%emt 0:04:12]} Nxe4 {[%emt 0:03:49]} 20. Qxc6 {[%emt 0:01:28]} f5 {[%emt 0:00:51]} 21. Nh4 {[%emt 0:01:32]} Rxa5 {[%emt 0:07:27]} 22. Nxf5 {[%emt 0:01:34]} Rxf5 {[%emt 0:00:02]} 23. Qxe4 {[%emt 0:00:43]} Qf8 {[%emt 0:02:31]} 24. Rd1 {[%emt 0:05:17]} Rxf2 {[%emt 0:05:26]} 25. Rd7 {[%emt 0:02:54]} Ne8 {[%emt 0:01:41]} 26. Qxe5 {[%emt 0:06:28]} Rc2 {[%emt 0:01:25]} 27. Bd5+ {[%emt 0:00:40]} Kh8 {[%emt 0:00:01]} 28. Rf7 {[%emt 0:00:16]} Qg8 {[%emt 0:00:02]} 29. Re7 {[%emt 0:00:28]} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "6.4"]
[White "Ostrovskiy, Aleksandr"]
[Black "Jacobson, Brandon"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2437"]
[BlackElo "2486"]
[Annotator "ChessBase"]
[PlyCount "65"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:08:01]} c6 {[%emt 0:01:39]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:05]} 3. exd5 {[%emt 0:04:57]} cxd5 {[%emt 0:00:07]} 4. Bd3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:05]} 5. c3 {[%emt 0:00:06]} Qc7 {[%emt 0:00:29]} 6. Ne2 {[%emt 0:02:01]} Bg4 {[%emt 0:00:25]} 7. O-O {[%emt 0:00:17]} e6 {[%emt 0:01:50]} 8. Qe1 {[%emt 0:00:38]} Be7 {[%emt 0:00:33]} 9. Ng3 {[%emt 0:13:34]} g6 {[%emt 0:09:30]} 10. f3 {[%emt 0:06:42]} Bf5 {[%emt 0:00:13]} 11. Nxf5 {[%emt 0:01:57]} gxf5 {[%emt 0:03:10]} 12. a4 {[%emt 0:06:39]} Bd6 {[%emt 0:27:33]} 13. Qh4 {[%emt 0:05:22]} Nce7 {[%emt 0:03:08]} 14. Na3 {[%emt 0:18:15]} a6 {[%emt 0:01:02]} 15. g3 {[%emt 0:11:22]} Ng6 {[%emt 0:04:22]} 16. Qh3 {[%emt 0:00:29]} h5 {[%emt 0:00:38]} 17. Bg5 {[%emt 0:03:52]} Be7 {[%emt 0:02:00]} 18. Bd2 {[%emt 0:05:19]} Nf6 {[%emt 0:11:25]} 19. Nc2 {[%emt 0:01:05]} O-O-O {[%emt 0:07:48]} 20. Kh1 {[%emt 0:02:28]} Ng4 {[%emt 0:10:24]} 21. fxg4 {[%emt 0:01:55]} hxg4 {[%emt 0:00:09]} 22. Qg2 {[%emt 0:00:07]} Bd6 {[%emt 0:00:25]} 23. Be1 {[%emt 0:04:04]} Rh3 {[%emt 0:00:03]} 24. Ne3 {[%emt 0:01:13]} Nh4 {[%emt 0:09:48]} 25. Qxh3 {[%emt 0:00:07]} gxh3 {[%emt 0:00:01]} 26. gxh4 {[%emt 0:00:01]} Rg8 {[%emt 0:01:21]} 27. Rf3 {[%emt 0:01:44]} Bxh2 {[%emt 0:02:21]} 28. Bf2 {[%emt 0:00:24]} Rg6 {[%emt 0:02:49]} 29. Rxh3 {[%emt 0:00:33]} f4 {[%emt 0:00:33]} 30. Bxg6 {[%emt 0:00:29]} fxe3 {[%emt 0:00:24]} 31. Bxe3 {[%emt 0:00:33]} Bd6 {[%emt 0:00:37]} 32. Bd3 {[%emt 0:00:29]} Qc6 {[%emt 0:00:29]} 33. h5 {[%emt 0:00:33]} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.08"]
[Round "6.5"]
[White "Korley, Kassa"]
[Black "Yoo, Christopher Woojin"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2430"]
[BlackElo "2430"]
[Annotator "ChessBase"]
[PlyCount "98"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:02:22]} Nf6 {[%emt 0:00:00]} 2. Bf4 {[%emt 0:00:03]} g6 {[%emt 0:00:00]} 3. e3 {[%emt 0:00:09]} Bg7 {[%emt 0:00:13]} 4. Nf3 {[%emt 0:00:03]} O-O {[%emt 0:00:34]} 5. Be2 {[%emt 0:00:03]} d6 {[%emt 0:00:36]} 6. h3 {[%emt 0:00:06]} b6 {[%emt 0:00:35]} 7. O-O {[%emt 0:00:17]} Bb7 {[%emt 0:00:07]} 8. c3 {[%emt 0:01:31]} Nbd7 {[%emt 0:00:14]} 9. a4 {[%emt 0:00:28]} a5 {[%emt 0:05:18]} 10. Nbd2 {[%emt 1:29:58]} Ne4 {[%emt 0:10:00]} 11. Nxe4 {[%emt 0:00:00]} Bxe4 {[%emt 0:00:04]} 12. Nd2 {[%emt 0:00:00]} Bb7 {[%emt 0:00:25]} 13. Bf3 {[%emt 0:00:00]} Qc8 {[%emt 0:06:14]} 14. Qb3 {[%emt 0:00:00]} e5 {[%emt 0:07:56]} 15. Bg3 {[%emt 0:00:00]} Re8 {[%emt 0:16:54]} 16. Rfd1 {[%emt 0:00:00]} Nf6 {[%emt 0:09:26]} 17. dxe5 {[%emt 0:00:00]} dxe5 {[%emt 0:00:17]} 18. Bxb7 {[%emt 0:00:00]} Qxb7 {[%emt 0:00:03]} 19. Bh4 {[%emt 0:00:00]} Qc6 {[%emt 0:07:56]} 20. Bxf6 {[%emt 0:00:00]} Bxf6 {[%emt 0:00:50]} 21. Qc4 {[%emt 0:00:00]} Re6 {[%emt 0:05:26]} 22. Qxc6 {[%emt 0:00:00]} Rxc6 {[%emt 0:00:05]} 23. Kf1 {[%emt 0:00:00]} Be7 {[%emt 0:03:17]} 24. Ke2 {[%emt 0:00:00]} Rd8 {[%emt 0:03:24]} 25. e4 {[%emt 0:00:00]} f6 {[%emt 0:05:59]} 26. Nf1 {[%emt 0:00:00]} Rxd1 {[%emt 0:03:43]} 27. Kxd1 {[%emt 0:00:00]} f5 {[%emt 0:03:34]} 28. Ke2 {[%emt 0:00:00]} Kf7 {[%emt 0:01:42]} 29. exf5 {[%emt 0:00:00]} gxf5 {[%emt 0:00:06]} 30. Ne3 {[%emt 0:00:00]} f4 {[%emt 0:07:41]} 31. Nf1 {[%emt 0:00:00]} Rg6 {[%emt 0:02:11]} 32. g3 {[%emt 0:00:00]} Rh6 {[%emt 0:00:35]} 33. h4 {[%emt 0:00:00]} fxg3 {[%emt 0:00:28]} 34. fxg3 {[%emt 0:00:00]} Rg6 {[%emt 0:00:31]} 35. Kf3 {[%emt 0:00:00]} Rf6+ {[%emt 0:00:31]} 36. Ke2 {[%emt 0:00:00]} Rg6 {[%emt 0:00:32]} 37. Rd1 {[%emt 0:00:00]} Ke6 {[%emt 0:00:22]} 38. b3 {[%emt 0:00:00]} e4 {[%emt 0:00:34]} 39. Rd4 {[%emt 0:00:00]} Kf5 {[%emt 0:00:34]} 40. Ne3+ {[%emt 0:00:00]} Ke5 {[%emt 0:00:14]} 41. Rd7 {[%emt 0:00:00]} Bc5 {[%emt 0:00:35]} 42. Nf1 {[%emt 0:00:00]} Rf6 {[%emt 0:00:40]} 43. Rxh7 {[%emt 0:00:00]} Rf2+ {[%emt 0:00:10]} 44. Ke1 {[%emt 0:00:00]} Ra2 {[%emt 0:00:38]} 45. Rh5+ {[%emt 0:00:00]} Ke6 {[%emt 0:00:42]} 46. Nd2 {[%emt 0:00:00]} Ra1+ {[%emt 0:00:13]} 47. Ke2 {[%emt 0:00:00]} Ra2 {[%emt 0:00:06]} 48. Ke1 {[%emt 0:00:00]} Ra1+ {[%emt 0:00:07]} 49. Ke2 {[%emt 0:00:00]} Ra2 {[%emt 0:00:09]} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "7.1"]
[White "Wang, Tianqi"]
[Black "Ringoir, Tanguy"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2333"]
[BlackElo "2500"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,35,22,8,28,0,0,0,0,0,-1,-6,-4,-5,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 ({Predecessor:} 3. Nc3 Bb4 4. Nf3 {½-½ (17) Matlakov,M (2709)-Dubov,D (2694) Moscow 2018}) 3... d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 O-O 8. Rc1 dxc4 9. Bxc4 c5 10. O-O cxd4 11. Nxd4 Bd7 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 12. Qb3 Nc6 {The position is equal.} 13. Nxc6 Bxc3 $1 {[#]} 14. Rxc3 $146 (14. Qxc3 Bxc6 15. Qxf6 gxf6 16. Rfd1 Rfd8 17. f3 f5 18. Kf2 Kg7 19. Be2 {½-½ (26) Ding,L (2812)-Giri,A (2797) Shamkir 2019}) 14... Bxc6 15. Bb5 Bd5 16. Bc4 Bc6 17. Bb5 Bd5 18. Bc4 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "7.2"]
[White "Jacobson, Brandon"]
[Black "Korley, Kassa"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2486"]
[BlackElo "2430"]
[Annotator "RC"]
[PlyCount "102"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:06:02]} c6 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:33]} d5 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:03]} Bg4 {[%emt 0:00:00]} 4. h3 {[%emt 0:00:05]} Bxf3 {[%emt 0:00:00]} 5. Qxf3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:00]} 6. Be2 {[%emt 0:02:15]} e6 {[%emt 0:00:42]} 7. Qf4 {[%emt 0:00:58]} g6 {[%emt 0:04:55]} 8. exd5 {[%emt 0:06:52]} exd5 {[%emt 0:00:53]} 9. d4 {[%emt 0:00:44]} Bg7 {[%emt 0:00:32]} 10. Qe3+ {[%emt 0:01:51]} Kf8 {[%emt 0:01:22]} 11. Qg3 {[%emt 0:07:18]} Nbd7 {[%emt 0:01:09]} 12. O-O {[%emt 0:11:08]} Ne8 {[%emt 0:03:12]} 13. Be3 {[%emt 0:01:33]} h5 {[%emt 0:02:28]} 14. Bd3 {[%emt 0:02:06]} h4 {[%emt 0:00:26]} 15. Qg4 {[%emt 0:55:58]} Ndf6 {[%emt 0:00:43]} 16. Qe2 {[%emt 0:00:00]} Nd6 {[%emt 0:01:50]} 17. Bf4 {[%emt 0:00:00]} Nh5 {[%emt 0:06:08]} 18. Be5 {[%emt 0:00:00]} Ne8 {[%emt 0:01:53]} 19. Rae1 {[%emt 0:00:00]} Bxe5 {[%emt 0:03:35]} 20. dxe5 {[%emt 0:00:00]} Nf4 {[%emt 0:02:20]} 21. Qg4 {[%emt 0:00:00]} Nxd3 {[%emt 0:00:16]} 22. cxd3 {[%emt 0:00:00]} Ng7 {[%emt 0:00:27]} 23. Ne2 {[%emt 0:00:00]} Ne6 {[%emt 0:00:25]} 24. f4 {[%emt 0:00:00]} Rh5 {[%emt 0:00:22]} 25. f5 {[%emt 0:00:00]} Rxf5 {[%emt 0:00:06]} 26. Rxf5 {[%emt 0:00:00]} gxf5 {[%emt 0:00:03]} 27. Qxf5 {[%emt 0:00:00]} Qg5 {[%emt 0:00:05]} 28. Qxg5 {[%emt 0:00:00]} Nxg5 {[%emt 0:00:01]} 29. Nd4 {[%emt 0:00:00]} Ne6 {[%emt 0:00:58]} 30. Nf5 {[%emt 0:00:00]} Nf4 {[%emt 0:01:04]} 31. d4 {[%emt 0:00:00]} b6 {[%emt 0:04:31]} 32. Nxh4 {[%emt 0:00:00]} Ke7 {[%emt 0:00:23]} 33. Kh2 {[%emt 0:00:00]} c5 {[%emt 0:00:17]} 34. Rf1 {[%emt 0:00:00]} Nd3 {[%emt 0:00:30]} 35. Rf6 {[%emt 0:01:46]} Nxb2 {[%emt 0:00:27]} 36. Nf5+ {[%emt 0:00:08]} Kd7 {[%emt 0:00:12]} 37. Rxf7+ {[%emt 0:02:14]} Kc6 {[%emt 0:00:02]} 38. e6 {[%emt 0:03:37]} c4 {[%emt 0:00:26]} 39. Ng7 {[%emt 0:00:30]} c3 {[%emt 0:00:46]} 40. e7 {[%emt 0:00:18]} c2 {[%emt 0:00:51]} 41. e8=Q+ {[%emt 0:01:55]} Rxe8 {[%emt 0:00:06]} 42. Nxe8 {[%emt 0:00:02]} Kb5 {[%emt 0:00:05]} 43. Rf1 {[%emt 0:01:44]} Nd1 {[%emt 0:00:42]} 44. Nd6+ {[%emt 0:01:34]} Ka4 {[%emt 0:02:21]} 45. Rf7 {[%emt 0:00:40]} c1=Q {[%emt 0:00:06]} 46. Rxa7+ {[%emt 0:00:29]} Kb4 {[%emt 0:00:01]} 47. a3+ {[%emt 0:00:14]} Kb3 {[%emt 0:00:05]} 48. Rf7 {[%emt 0:00:06]} Kxa3 {[%emt 0:03:02]} 49. Nb5+ {[%emt 0:00:42]} Kb4 {[%emt 0:00:32]} 50. Nc7 {[%emt 0:00:21]} Ne3 {[%emt 0:00:19]} 51. h4 {[%emt 0:01:03]} Qb2 {[%emt 0:00:54]} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "7.3"]
[White "Grigoryan, Karen H."]
[Black "Ostrovskiy, Aleksandr"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2547"]
[BlackElo "2437"]
[Annotator "RC"]
[PlyCount "97"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:00]} e6 {[%emt 0:04:06]} 2. Nf3 {[%emt 0:00:10]} d5 {[%emt 0:00:40]} 3. e3 {[%emt 0:00:45]} Nf6 {[%emt 0:02:04]} 4. d4 {[%emt 0:00:59]} b6 {[%emt 0:01:38]} 5. Nc3 {[%emt 0:00:35]} Bd6 {[%emt 0:00:47]} 6. b3 {[%emt 0:00:29]} O-O {[%emt 0:01:13]} 7. Bb2 {[%emt 0:02:37]} Bb7 {[%emt 0:00:59]} 8. Be2 {[%emt 0:00:36]} Nbd7 {[%emt 0:04:07]} 9. O-O {[%emt 0:00:19]} a6 {[%emt 0:03:46]} 10. Qc2 {[%emt 0:05:15]} Qe7 {[%emt 0:04:42]} 11. cxd5 {[%emt 0:01:49]} exd5 {[%emt 0:02:00]} 12. Nh4 {[%emt 0:00:23]} g6 {[%emt 0:02:31]} 13. Nf3 {[%emt 0:03:17]} Rac8 {[%emt 0:07:05]} 14. Rad1 {[%emt 0:00:20]} Rfe8 {[%emt 0:03:22]} 15. Rfe1 {[%emt 0:01:25]} Rcd8 {[%emt 0:16:34]} 16. Bf1 {[%emt 1:19:01]} Ne4 {[%emt 0:18:47]} 17. g3 {[%emt 0:00:00]} f5 {[%emt 0:08:11]} 18. Bg2 {[%emt 0:00:00]} Rf8 {[%emt 0:03:43]} 19. Rc1 {[%emt 0:00:00]} Rf7 {[%emt 0:00:44]} 20. Re2 {[%emt 0:00:00]} Re8 {[%emt 0:00:46]} 21. Rd1 {[%emt 0:00:00]} c6 {[%emt 0:03:39]} 22. Ree1 {[%emt 0:00:00]} a5 {[%emt 0:01:10]} 23. Na4 {[%emt 0:00:00]} Qd8 {[%emt 0:01:06]} 24. Ba1 {[%emt 0:00:00]} Bb4 {[%emt 0:01:24]} 25. Rf1 {[%emt 0:00:00]} Bd6 {[%emt 0:01:01]} 26. Nb2 {[%emt 0:00:00]} Ng5 {[%emt 0:04:19]} 27. Ne5 {[%emt 0:00:00]} Nxe5 {[%emt 0:00:23]} 28. dxe5 {[%emt 0:00:00]} Bxe5 {[%emt 0:00:47]} 29. f4 {[%emt 0:00:00]} Bg7 {[%emt 0:00:04]} 30. fxg5 {[%emt 0:00:00]} Qxg5 {[%emt 0:00:03]} 31. Na4 {[%emt 0:00:00]} Qxe3+ {[%emt 0:00:13]} 32. Qf2 {[%emt 0:00:00]} Bh6 {[%emt 0:03:07]} 33. Bd4 {[%emt 0:00:00]} Qxf2+ {[%emt 0:00:24]} 34. Bxf2 {[%emt 0:00:00]} b5 {[%emt 0:00:52]} 35. Nc5 {[%emt 0:00:00]} Bc8 {[%emt 0:00:17]} 36. Nd3 {[%emt 0:00:00]} Bg7 {[%emt 0:00:47]} 37. Rc1 {[%emt 0:00:00]} Bd7 {[%emt 0:00:11]} 38. Bb6 {[%emt 0:00:00]} a4 {[%emt 0:00:08]} 39. bxa4 {[%emt 0:00:00]} bxa4 {[%emt 0:00:01]} 40. Nc5 {[%emt 0:00:00]} Re2 {[%emt 0:00:15]} 41. Nxd7 {[%emt 0:00:00]} Rxd7 {[%emt 0:00:02]} 42. Rf2 {[%emt 0:00:00]} Rxf2 {[%emt 0:01:57]} 43. Bxf2 {[%emt 0:00:00]} Rb7 {[%emt 0:00:29]} 44. Rxc6 {[%emt 0:00:00]} Rb1+ {[%emt 0:00:08]} 45. Bf1 {[%emt 0:00:00]} a3 {[%emt 0:00:43]} 46. Rc8+ {[%emt 0:00:00]} Kf7 {[%emt 0:00:03]} 47. Rc7+ {[%emt 0:00:00]} Kg8 {[%emt 0:00:24]} 48. Rd7 {[%emt 0:00:00]} Rb2 {[%emt 0:01:16]} 49. Rxd5 {[%emt 0:00:00]} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "7.4"]
[White "Yoo, Christopher Woojin"]
[Black "Zierk, Steven"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2430"]
[BlackElo "2501"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,52,36,33,32,36,31,31,0,16,4,0,0,2,0,0,0,18,12,10,9,33,24,41,51,42,52,54,55,47,0,48,0,52,0,44,0,38]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 b6 8. Bb5+ c6 9. Bd3 Bb7 10. Qe2 {C13: French: Classical System: 4 Bg5 Be7, Alekhine-Chatard Attack} Nd7 {[%cal Bb8d7,Bd7f8,Bf8g6][%mdl 32]} 11. O-O-O Qc7 12. Ng3 {White is slightly better.} (12. Kb1 O-O-O 13. Rhe1 Kb8 14. g3 h6 15. Ned2 Rhe8 16. Qe3 Bf8 17. Bf1 f5 18. Ne5 Nxe5 19. dxe5 Rd7 20. Nc4 Red8 21. Rxd7 Qxd7 {0-1 (51) Flom,G (2448)-Antipov,M (2582) Bastia 2017}) 12... O-O-O 13. Kb1 Nf8 $146 ({Predecessor:} 13... c5 14. Ba6 cxd4 15. Nxd4 Nc5 16. Bxb7+ Qxb7 17. Qc4 Kb8 18. b4 Ka8 19. bxc5 Bxc5 20. Nb3 Bxf2 21. Ne4 Bh4 22. Nd6 Qxg2 23. Rhg1 {1-0 (23) Gongora Montes,B (2280)-Ibarra Chami,L Merida 2001}) 14. Ba6 Ng6 15. Bxb7+ Kxb7 16. Ne4 {[%cal Bg3e4,Be4d2,Bd2c4,Bc4e3][%mdl 32]} Rd7 17. g3 Rhd8 18. h4 Nf8 19. c3 f5 20. Ned2 Bf6 21. Nc4 $36 {[%mdl 2048] White has some pressure.} Rd5 22. Ne3 R5d7 23. Nc4 Rd5 $1 24. Ne3 R5d7 25. Nc4 Rd5 $1 26. Ne3 R5d7 {Accuracy: White = 71%, Black = 63%.} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "7.5"]
[White "Gauri, Shankar"]
[Black "Hong, Andrew"]
[Result "0-1"]
[ECO "D77"]
[WhiteElo "2378"]
[BlackElo "2414"]
[Annotator "RC"]
[PlyCount "74"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:03:57]} d5 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:52]} g6 {[%emt 0:00:25]} 3. Bg2 {[%emt 0:00:36]} Bg7 {[%emt 0:00:10]} 4. d4 {[%emt 0:00:15]} Nf6 {[%emt 0:00:17]} 5. O-O {[%emt 0:00:08]} O-O {[%emt 0:00:06]} 6. c4 {[%emt 0:01:16]} dxc4 {[%emt 0:00:33]} 7. Na3 {[%emt 0:00:07]} c5 {[%emt 0:00:22]} 8. Nxc4 {[%emt 0:02:17]} Be6 {[%emt 0:01:00]} 9. b3 {[%emt 0:18:02]} Nc6 {[%emt 0:01:34]} 10. Bb2 {[%emt 0:01:20]} cxd4 {[%emt 0:02:15]} 11. Nxd4 {[%emt 0:00:52]} Nxd4 {[%emt 0:00:40]} 12. Bxd4 {[%emt 0:06:04]} b6 {[%emt 0:02:05]} 13. Ne5 {[%emt 0:18:09]} Bd5 {[%emt 0:29:18]} 14. Nc6 {[%emt 0:01:53]} Bxc6 {[%emt 0:05:51]} 15. Bxc6 {[%emt 0:01:47]} Rc8 {[%emt 0:00:27]} 16. Bg2 {[%emt 0:02:36]} Qd6 {[%emt 0:01:53]} 17. e3 {[%emt 0:00:23]} Rc7 {[%emt 0:02:39]} 18. Rc1 {[%emt 0:12:51]} Rfc8 {[%emt 0:03:34]} 19. Rxc7 {[%emt 0:02:37]} Qxc7 {[%emt 0:03:19]} 20. a4 {[%emt 0:03:14]} Ne8 {[%emt 0:01:46]} 21. Bxg7 {[%emt 0:03:38]} Kxg7 {[%emt 0:03:38]} 22. Qd4+ {[%emt 0:00:44]} Kg8 {[%emt 0:01:11]} 23. Rd1 {[%emt 0:00:56]} Nd6 {[%emt 0:02:25]} 24. e4 {[%emt 0:05:34]} Nb7 {[%emt 0:06:50]} 25. Qd7 {[%emt 0:07:28]} Nc5 {[%emt 0:03:25]} 26. Qb5 {[%emt 0:01:11]} Rd8 {[%emt 0:03:06]} 27. Rc1 {[%emt 0:02:13]} Qd6 {[%emt 0:06:21]} 28. Bf3 {[%emt 0:00:15]} Qf6 {[%emt 0:01:40]} 29. Kg2 {[%emt 0:02:43]} Rd3 {[%emt 0:03:43]} 30. Be2 {[%emt 0:00:03]} Rd2 {[%emt 0:03:03]} 31. Qc4 {[%emt 0:00:57]} Qb2 {[%emt 0:00:37]} 32. Re1 {[%emt 0:00:29]} Kg7 {[%emt 0:05:41]} 33. Rb1 {[%emt 0:00:31]} Qxb1 {[%emt 0:03:33]} 34. Qc3+ {[%emt 0:00:01]} e5 {[%emt 0:00:22]} 35. Qxe5+ {[%emt 0:00:59]} Kf8 {[%emt 0:00:51]} 36. Qb8+ {[%emt 0:00:30]} Ke7 {[%emt 0:00:35]} 37. Qe5+ {[%emt 0:00:27]} Ne6 {[%emt 0:00:36]} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "8.1"]
[White "Ringoir, Tanguy"]
[Black "Gauri, Shankar"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "2500"]
[BlackElo "2378"]
[Annotator "ChessBase"]
[PlyCount "69"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:01]} 3. g3 {[%emt 0:00:00]} Bb4+ {[%emt 0:01:46]} 4. Bd2 {[%emt 0:00:00]} Be7 {[%emt 0:00:06]} 5. Bg2 {[%emt 0:00:06]} d5 {[%emt 0:00:09]} 6. Nf3 {[%emt 0:00:06]} c6 {[%emt 0:01:16]} 7. Qc2 {[%emt 0:00:05]} O-O {[%emt 0:00:16]} 8. O-O {[%emt 0:00:06]} b6 {[%emt 0:00:06]} 9. Bf4 {[%emt 0:01:43]} Bb7 {[%emt 0:00:57]} 10. Rd1 {[%emt 0:02:16]} Nbd7 {[%emt 0:06:25]} 11. Ne5 {[%emt 0:00:29]} Nh5 {[%emt 0:07:27]} 12. Bd2 {[%emt 0:06:44]} Nhf6 {[%emt 0:00:03]} 13. cxd5 {[%emt 0:00:55]} cxd5 {[%emt 0:00:05]} 14. Nc6 {[%emt 0:00:05]} Bxc6 {[%emt 0:00:05]} 15. Qxc6 {[%emt 0:00:03]} Rc8 {[%emt 0:03:44]} 16. Qb5 {[%emt 0:00:02]} Ne8 {[%emt 0:01:00]} 17. e3 {[%emt 0:01:37]} Nd6 {[%emt 0:00:37]} 18. Qe2 {[%emt 0:00:03]} b5 {[%emt 0:21:15]} 19. Be1 {[%emt 0:17:53]} Qb6 {[%emt 0:04:25]} 20. Nc3 {[%emt 0:06:42]} Nf6 {[%emt 0:16:43]} 21. Bf1 {[%emt 0:01:19]} Rb8 {[%emt 0:03:56]} 22. Rdc1 {[%emt 0:02:05]} Nc4 {[%emt 0:00:48]} 23. b3 {[%emt 0:02:08]} Na3 {[%emt 0:10:55]} 24. Qb2 {[%emt 0:00:09]} Rfc8 {[%emt 0:01:51]} 25. Bd3 {[%emt 0:00:01]} a6 {[%emt 0:02:29]} 26. Ne2 {[%emt 0:00:31]} b4 {[%emt 0:06:36]} 27. Rxc8+ {[%emt 0:00:15]} Rxc8 {[%emt 0:00:02]} 28. Rc1 {[%emt 0:00:04]} Qb7 {[%emt 0:01:03]} 29. f3 {[%emt 0:06:14]} g6 {[%emt 0:00:42]} 30. Bd2 {[%emt 0:05:12]} Ne8 {[%emt 0:01:40]} 31. e4 {[%emt 0:02:46]} dxe4 {[%emt 0:02:13]} 32. Bxe4 {[%emt 0:03:16]} Qd7 {[%emt 0:00:34]} 33. Rxc8 {[%emt 0:02:03]} Qxc8 {[%emt 0:00:01]} 34. Nf4 {[%emt 0:08:32]} Nf6 {[%emt 0:00:42]} 35. Kg2 {[%emt 0:01:35]} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "8.2"]
[White "Zierk, Steven"]
[Black "Hong, Andrew"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2501"]
[BlackElo "2414"]
[Annotator "ChessBase"]
[PlyCount "100"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:01:08]} d5 {[%emt 0:00:04]} 2. c4 {[%emt 0:00:33]} e6 {[%emt 0:00:27]} 3. Nf3 {[%emt 0:00:51]} Nf6 {[%emt 0:00:30]} 4. g3 {[%emt 0:00:22]} dxc4 {[%emt 0:00:55]} 5. Bg2 {[%emt 0:01:39]} Bb4+ {[%emt 0:00:28]} 6. Bd2 {[%emt 0:00:23]} a5 {[%emt 0:00:23]} 7. a3 {[%emt 0:05:01]} Bxd2+ {[%emt 0:07:44]} 8. Nbxd2 {[%emt 0:00:24]} b5 {[%emt 0:01:29]} 9. a4 {[%emt 0:05:37]} c6 {[%emt 0:01:23]} 10. O-O {[%emt 0:04:53]} O-O {[%emt 0:02:52]} 11. Qc2 {[%emt 0:04:39]} Ba6 {[%emt 0:10:15]} 12. Rfd1 {[%emt 0:05:28]} Nbd7 {[%emt 0:16:01]} 13. Ne5 {[%emt 0:10:09]} Nxe5 {[%emt 0:08:19]} 14. dxe5 {[%emt 0:00:04]} Nd5 {[%emt 0:01:18]} 15. b3 {[%emt 0:02:15]} Qc7 {[%emt 0:08:48]} 16. bxc4 {[%emt 0:03:02]} bxc4 {[%emt 0:01:35]} 17. Nxc4 {[%emt 0:09:52]} Nb4 {[%emt 0:01:56]} 18. Qe4 {[%emt 0:00:25]} Bxc4 {[%emt 0:00:39]} 19. Qxc4 {[%emt 0:00:01]} Qxe5 {[%emt 0:00:26]} 20. Rac1 {[%emt 0:00:50]} Rac8 {[%emt 0:07:00]} 21. Qc5 {[%emt 0:08:25]} Qc7 {[%emt 0:02:48]} 22. Rd4 {[%emt 0:06:28]} Rfd8 {[%emt 0:04:25]} 23. Rdc4 {[%emt 0:00:45]} Rd6 {[%emt 0:02:11]} 24. Qh5 {[%emt 0:09:31]} Rcd8 {[%emt 0:03:41]} 25. Bf3 {[%emt 0:01:41]} Rd1+ {[%emt 0:07:17]} 26. Rxd1 {[%emt 0:00:13]} Rxd1+ {[%emt 0:00:01]} 27. Kg2 {[%emt 0:00:06]} h6 {[%emt 0:01:51]} 28. Rc5 {[%emt 0:01:38]} Qd8 {[%emt 0:02:06]} 29. Qe5 {[%emt 0:05:13]} Re1 {[%emt 0:02:11]} 30. Qc3 {[%emt 0:09:35]} Qd1 {[%emt 0:02:10]} 31. Rxa5 {[%emt 0:00:33]} Rg1+ {[%emt 0:01:45]} 32. Kh3 {[%emt 0:00:01]} Qf1+ {[%emt 0:00:59]} 33. Kg4 {[%emt 0:00:09]} Nd5 {[%emt 0:01:32]} 34. Bxd5 {[%emt 0:02:14]} cxd5 {[%emt 0:01:31]} 35. Qe3 {[%emt 0:02:05]} Rg2 {[%emt 0:00:00]} 36. Ra8+ {[%emt 0:01:01]} Kh7 {[%emt 0:00:00]} 37. Qd3+ {[%emt 0:00:35]} f5+ {[%emt 0:00:09]} 38. Kf4 {[%emt 0:00:00]} Qa1 {[%emt 0:01:12]} 39. Qe3 {[%emt 0:00:47]} Qf6 {[%emt 0:00:35]} 40. Kf3 {[%emt 0:00:46]} Rxh2 {[%emt 0:00:04]} 41. Re8 {[%emt 0:00:14]} d4 {[%emt 0:00:42]} 42. Qf4 {[%emt 0:00:46]} Qg6 {[%emt 0:00:40]} 43. Re7 {[%emt 0:00:30]} Qh5+ {[%emt 0:00:35]} 44. g4 {[%emt 0:00:01]} Qh4 {[%emt 0:00:22]} 45. Rxg7+ {[%emt 0:00:06]} Kxg7 {[%emt 0:00:05]} 46. Qe5+ {[%emt 0:00:02]} Kf7 {[%emt 0:00:54]} 47. Qc7+ {[%emt 0:00:01]} Kg6 {[%emt 0:00:21]} 48. gxf5+ {[%emt 0:00:01]} exf5 {[%emt 0:00:27]} 49. Qc6+ {[%emt 0:00:09]} Kg5 {[%emt 0:00:37]} 50. Qc1+ {[%emt 0:00:01]} Kh5 {[%emt 0:00:08]} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "8.3"]
[White "Ostrovskiy, Aleksandr"]
[Black "Wang, Tianqi"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2437"]
[BlackElo "2333"]
[Annotator "NA"]
[PlyCount "128"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:09:04]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:38]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:47]} Nf6 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:50]} Nxe4 {[%emt 0:00:03]} 5. Re1 {[%emt 0:01:16]} Nd6 {[%emt 0:00:08]} 6. Nxe5 {[%emt 0:00:08]} Be7 {[%emt 0:00:08]} 7. Bf1 {[%emt 0:00:20]} Nxe5 {[%emt 0:00:05]} 8. Rxe5 {[%emt 0:00:06]} O-O {[%emt 0:00:02]} 9. d4 {[%emt 0:00:10]} Ne8 {[%emt 0:00:25]} 10. d5 {[%emt 0:05:40]} d6 {[%emt 0:00:38]} 11. Re1 {[%emt 0:01:16]} Nf6 {[%emt 0:00:32]} 12. c4 {[%emt 0:12:30]} h6 {[%emt 0:01:25]} 13. Nc3 {[%emt 0:01:18]} Re8 {[%emt 0:00:21]} 14. Qf3 {[%emt 0:04:28]} Bd7 {[%emt 0:06:37]} 15. Bf4 {[%emt 0:04:39]} Bf8 {[%emt 0:00:54]} 16. Rxe8 {[%emt 0:09:05]} Bxe8 {[%emt 0:01:11]} 17. Re1 {[%emt 0:03:18]} Bd7 {[%emt 0:01:13]} 18. h3 {[%emt 0:02:18]} Nh7 {[%emt 0:05:52]} 19. Bd3 {[%emt 0:12:48]} g6 {[%emt 0:10:30]} 20. b3 {[%emt 0:07:58]} Bg7 {[%emt 0:01:35]} 21. Bd2 {[%emt 0:00:23]} Qf6 {[%emt 0:03:52]} 22. Qxf6 {[%emt 0:05:46]} Nxf6 {[%emt 0:00:28]} 23. g4 {[%emt 0:00:28]} a6 {[%emt 0:01:43]} 24. a4 {[%emt 0:02:03]} Re8 {[%emt 0:00:18]} 25. Rxe8+ {[%emt 0:04:48]} Nxe8 {[%emt 0:00:59]} 26. a5 {[%emt 0:01:01]} c5 {[%emt 0:04:56]} 27. dxc6 {[%emt 0:03:22]} Bxc6 {[%emt 0:00:26]} 28. b4 {[%emt 0:00:52]} Nc7 {[%emt 0:03:48]} 29. b5 {[%emt 0:01:51]} Bd7 {[%emt 0:00:25]} 30. b6 {[%emt 0:00:47]} Ne6 {[%emt 0:00:37]} 31. Ne4 {[%emt 0:03:43]} Nc5 {[%emt 0:14:39]} 32. Nxc5 {[%emt 0:00:09]} dxc5 {[%emt 0:00:03]} 33. Be4 {[%emt 0:00:07]} Bc8 {[%emt 0:00:04]} 34. Kg2 {[%emt 0:01:57]} Bf8 {[%emt 0:00:51]} 35. f4 {[%emt 0:00:47]} f5 {[%emt 0:01:25]} 36. Bd5+ {[%emt 0:00:06]} Kh7 {[%emt 0:00:07]} 37. Kg3 {[%emt 0:01:03]} Be7 {[%emt 0:00:16]} 38. Be3 {[%emt 0:00:38]} Kg7 {[%emt 0:00:12]} 39. Bc1 {[%emt 0:00:26]} h5 {[%emt 0:03:00]} 40. gxh5 {[%emt 0:00:19]} gxh5 {[%emt 0:00:05]} 41. Bb2+ {[%emt 0:00:27]} Kg6 {[%emt 0:00:07]} 42. h4 {[%emt 0:00:48]} Bf8 {[%emt 0:00:49]} 43. Be5 {[%emt 0:00:09]} Be7 {[%emt 0:00:07]} 44. Bf3 {[%emt 0:00:15]} Bf8 {[%emt 0:00:07]} 45. Bb8 {[%emt 0:00:42]} Be7 {[%emt 0:00:08]} 46. Bc7 {[%emt 0:00:05]} Bf8 {[%emt 0:00:15]} 47. Bd1 {[%emt 0:01:08]} Bd7 {[%emt 0:00:38]} 48. Bf3 {[%emt 0:00:11]} Bc8 {[%emt 0:00:04]} 49. Bh1 {[%emt 0:00:20]} Be7 {[%emt 0:00:16]} 50. Bg2 {[%emt 0:00:34]} Bf8 {[%emt 0:00:39]} 51. Bd8 {[%emt 0:00:26]} Bd6 {[%emt 0:00:12]} 52. Bf3 {[%emt 0:00:45]} Bf8 {[%emt 0:00:05]} 53. Bg5 {[%emt 0:00:33]} Bd6 {[%emt 0:00:10]} 54. Bd5 {[%emt 0:00:39]} Bf8 {[%emt 0:00:10]} 55. Kg2 {[%emt 0:00:25]} Bd6 {[%emt 0:00:05]} 56. Kf2 {[%emt 0:00:19]} Bf8 {[%emt 0:00:16]} 57. Bf3 {[%emt 0:00:36]} Bd6 {[%emt 0:00:07]} 58. Bd1 {[%emt 0:00:44]} Bd7 {[%emt 0:00:07]} 59. Bf3 {[%emt 0:00:14]} Bc8 {[%emt 0:00:05]} 60. Ke3 {[%emt 0:00:26]} Bf8 {[%emt 0:00:05]} 61. Bd5 {[%emt 0:00:33]} Bd6 {[%emt 0:00:08]} 62. Kf3 {[%emt 0:00:31]} Bf8 {[%emt 0:00:03]} 63. Bd8 {[%emt 0:00:27]} Bd6 {[%emt 0:00:05]} 64. Kg3 {[%emt 0:00:38]} Bf8 {[%emt 0:00:04]} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "8.4"]
[White "Korley, Kassa"]
[Black "Grigoryan, Karen H."]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2430"]
[BlackElo "2547"]
[Annotator "ChessBase"]
[PlyCount "117"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:03:08]} Nf6 {[%emt 0:00:07]} 2. Bf4 {[%emt 0:00:05]} d6 {[%emt 0:00:15]} 3. e3 {[%emt 0:00:17]} g6 {[%emt 0:00:06]} 4. c3 {[%emt 0:01:11]} Bg7 {[%emt 0:00:05]} 5. Be2 {[%emt 0:00:23]} O-O {[%emt 0:00:07]} 6. Nf3 {[%emt 0:00:03]} b6 {[%emt 0:00:46]} 7. h3 {[%emt 0:00:30]} Bb7 {[%emt 0:00:05]} 8. Nbd2 {[%emt 0:00:17]} Nbd7 {[%emt 0:00:11]} 9. O-O {[%emt 0:00:09]} Re8 {[%emt 0:00:25]} 10. a4 {[%emt 0:00:24]} e5 {[%emt 0:00:07]} 11. Bh2 {[%emt 0:00:14]} a6 {[%emt 0:01:09]} 12. Qb3 {[%emt 0:01:07]} Ne4 {[%emt 0:01:40]} 13. Nxe4 {[%emt 0:00:30]} Bxe4 {[%emt 0:00:05]} 14. Nd2 {[%emt 0:06:05]} Bb7 {[%emt 0:00:14]} 15. Bf3 {[%emt 0:00:11]} e4 {[%emt 0:01:21]} 16. Be2 {[%emt 0:00:05]} d5 {[%emt 0:00:23]} 17. Rfc1 {[%emt 0:08:30]} c5 {[%emt 0:00:41]} 18. Qd1 {[%emt 0:00:34]} c4 {[%emt 0:00:42]} 19. b3 {[%emt 0:00:24]} b5 {[%emt 0:00:06]} 20. axb5 {[%emt 0:03:06]} axb5 {[%emt 0:00:07]} 21. Rxa8 {[%emt 0:00:07]} Bxa8 {[%emt 0:00:11]} 22. Ra1 {[%emt 0:00:22]} Qb6 {[%emt 0:00:57]} 23. bxc4 {[%emt 0:05:24]} dxc4 {[%emt 0:01:23]} 24. Qb1 {[%emt 0:01:01]} Bd5 {[%emt 0:00:41]} 25. Ra2 {[%emt 0:01:51]} Bf8 {[%emt 0:02:13]} 26. Rb2 {[%emt 0:01:37]} b4 {[%emt 0:00:18]} 27. Nxc4 {[%emt 0:04:28]} Qc6 {[%emt 0:00:44]} 28. cxb4 {[%emt 0:09:16]} Bxc4 {[%emt 0:00:12]} 29. b5 {[%emt 0:00:03]} Qd5 {[%emt 0:00:31]} 30. Bxc4 {[%emt 0:00:06]} Qxc4 {[%emt 0:00:04]} 31. b6 {[%emt 0:00:04]} Qe6 {[%emt 0:05:30]} 32. b7 {[%emt 0:01:56]} Bd6 {[%emt 0:00:30]} 33. Bxd6 {[%emt 0:03:29]} Qxd6 {[%emt 0:04:45]} 34. Rc2 {[%emt 0:00:22]} Nb8 {[%emt 0:14:14]} 35. Rc8 {[%emt 0:04:03]} Qd7 {[%emt 0:05:27]} 36. Qc2 {[%emt 0:05:15]} Kf8 {[%emt 0:01:48]} 37. Qc5+ {[%emt 0:06:44]} Qe7 {[%emt 0:01:40]} 38. Rc7 {[%emt 0:07:18]} Qxc5 {[%emt 0:00:23]} 39. dxc5 {[%emt 0:00:05]} Rd8 {[%emt 0:02:33]} 40. c6 {[%emt 0:01:51]} Ke8 {[%emt 0:00:27]} 41. g4 {[%emt 0:06:39]} Nxc6 {[%emt 0:05:11]} 42. Rxc6 {[%emt 0:00:04]} Kd7 {[%emt 0:00:06]} 43. Rf6 {[%emt 0:00:22]} Ke7 {[%emt 0:00:09]} 44. Rb6 {[%emt 0:02:15]} Rb8 {[%emt 0:00:06]} 45. g5 {[%emt 0:00:25]} Kd7 {[%emt 0:00:23]} 46. Kg2 {[%emt 0:00:29]} Kc7 {[%emt 0:53:52]} 47. Rb4 {[%emt 0:00:36]} Rxb7 {[%emt 0:00:00]} 48. Rxb7+ {[%emt 0:00:08]} Kxb7 {[%emt 0:00:00]} 49. Kg3 {[%emt 0:00:03]} Kc6 {[%emt 0:00:00]} 50. Kf4 {[%emt 0:00:05]} Kd5 {[%emt 0:00:00]} 51. h4 {[%emt 0:00:04]} f5 {[%emt 0:00:00]} 52. gxf6 {[%emt 0:00:35]} Ke6 {[%emt 0:00:00]} 53. Kxe4 {[%emt 0:00:52]} Kxf6 {[%emt 0:00:00]} 54. Kf4 {[%emt 0:02:01]} h6 {[%emt 0:00:00]} 55. Kg4 {[%emt 0:00:51]} g5 {[%emt 0:00:00]} 56. hxg5+ {[%emt 0:00:36]} hxg5 {[%emt 0:00:00]} 57. e4 {[%emt 0:00:14]} Ke5 {[%emt 0:00:00]} 58. f3 {[%emt 0:00:08]} Kf6 {[%emt 0:00:00]} 59. Kh5 {[%emt 0:00:02]} 1-0

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "8.5"]
[White "Yoo, Christopher Woojin"]
[Black "Jacobson, Brandon"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2430"]
[BlackElo "2486"]
[Annotator "ChessBase"]
[PlyCount "78"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:03:36]} g6 {[%emt 0:00:43]} 2. d4 {[%emt 0:00:10]} Bg7 {[%emt 0:00:11]} 3. Nc3 {[%emt 0:00:22]} d6 {[%emt 0:00:06]} 4. f4 {[%emt 0:05:34]} Nf6 {[%emt 0:00:11]} 5. Nf3 {[%emt 0:00:08]} O-O {[%emt 0:00:05]} 6. Bd3 {[%emt 0:01:13]} Nc6 {[%emt 0:00:04]} 7. Be2 {[%emt 0:01:37]} e5 {[%emt 0:05:24]} 8. dxe5 {[%emt 0:03:06]} dxe5 {[%emt 0:00:10]} 9. Qxd8 {[%emt 0:02:10]} Rxd8 {[%emt 0:09:33]} 10. fxe5 {[%emt 0:01:57]} Ng4 {[%emt 0:00:15]} 11. Nd5 {[%emt 0:14:49]} Rd7 {[%emt 0:01:55]} 12. Bg5 {[%emt 0:00:34]} h6 {[%emt 0:08:59]} 13. Bh4 {[%emt 0:17:35]} Ncxe5 {[%emt 0:12:34]} 14. Nxe5 {[%emt 0:04:24]} Nxe5 {[%emt 0:00:02]} 15. O-O {[%emt 0:01:44]} Kh8 {[%emt 0:06:11]} 16. Bg3 {[%emt 0:21:58]} c6 {[%emt 0:09:51]} 17. Nf6 {[%emt 0:03:08]} Rd2 {[%emt 0:01:10]} 18. Rae1 {[%emt 0:03:46]} Nd7 {[%emt 0:09:56]} 19. Ne8 {[%emt 0:04:48]} Bd4+ {[%emt 0:15:25]} 20. Kh1 {[%emt 0:00:11]} f6 {[%emt 0:00:03]} 21. c3 {[%emt 0:03:47]} Be5 {[%emt 0:00:52]} 22. Bxe5 {[%emt 0:00:33]} Nxe5 {[%emt 0:10:04]} 23. Rxf6 {[%emt 0:00:34]} Kg8 {[%emt 0:00:04]} 24. Rd6 {[%emt 0:02:44]} Rxd6 {[%emt 0:01:25]} 25. Nxd6 {[%emt 0:00:08]} b5 {[%emt 0:00:02]} 26. Nxc8 {[%emt 0:01:47]} Rxc8 {[%emt 0:00:01]} 27. Rd1 {[%emt 0:00:12]} Kf7 {[%emt 0:00:20]} 28. Kg1 {[%emt 0:00:05]} Ke7 {[%emt 0:00:23]} 29. Kf2 {[%emt 0:00:11]} Rd8 {[%emt 0:03:35]} 30. Rd4 {[%emt 0:01:00]} Rb8 {[%emt 0:01:41]} 31. Ke3 {[%emt 0:00:42]} a5 {[%emt 0:00:01]} 32. Kf4 {[%emt 0:00:54]} Ke6 {[%emt 0:00:57]} 33. h4 {[%emt 0:00:30]} a4 {[%emt 0:01:27]} 34. h5 {[%emt 0:00:29]} gxh5 {[%emt 0:00:56]} 35. Rd1 {[%emt 0:00:31]} Rg8 {[%emt 0:00:13]} 36. g3 {[%emt 0:00:22]} Rf8+ {[%emt 0:02:08]} 37. Ke3 {[%emt 0:00:04]} Rg8 {[%emt 0:00:38]} 38. Kf4 {[%emt 0:00:23]} Rf8+ {[%emt 0:00:46]} 39. Ke3 {[%emt 0:00:06]} Rg8 {[%emt 0:00:34]} 1/2-1/2

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.10"]
[Round "9.1"]
[White "Hong, Andrew"]
[Black "Ringoir, Tanguy"]
[Result "0-1"]
[ECO "C88"]
[WhiteElo "2414"]
[BlackElo "2500"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,92,15,0,0,0,3,6,31,0,0,-33,-22,-64,-62,-58,-7,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,-48,0,0,0,0,0,0,0,0,0,0,0,-30,-28,-331,-189,-541,-535,-1945,-1837,-1664,-950,-2709,-618,-29984,-29985,-29985,-29986,-29986,-29983,-29991,-29988,-29988,-29989,-29993,-29994]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 d5 10. exd5 Nxd5 11. Nxe5 Nxe5 12. Rxe5 Qd6 {C88: Closed Ruy Lopez: Anti-Marshall Systems} 13. Re1 Rae8 14. Nd2 c5 {The position is equal.} 15. Nf3 (15. Ne4 Qc6 16. c4 Nb6 17. cxb5 axb5 18. Qf3 c4 19. dxc4 Qg6 20. Bd2 bxc4 {1-0 (46) Navara,D (2737)-Aronian,L (2799) Saint Louis 2017}) 15... Bd8 16. Bg5 Bc7 17. Qd2 $146 ({Predecessor:} 17. Bh4 Nc3 18. Bg3 Qxg3 19. fxg3 Nxd1 20. Raxd1 Bxg3 21. Rxe8 Rxe8 {0-1 (28) Kiesel,H (2101)-Kuegel,T (2274) Verden 2017}) 17... Nf6 {...Bxf3 is the strong threat.} 18. Rxe8 Rxe8 ({Better is} 18... Nxe8 $15 19. Re1 Bxf3 20. gxf3 Qh2+ 21. Kf1 Nd6) 19. Re1 $1 $11 {aiming for Bxf6.} Bxf3 20. Rxe8+ Nxe8 21. gxf3 Qh2+ (21... h6 $5 22. Be3 $8 Qh2+ 23. Kf1 Qxh3+ 24. Ke2 Bb6 $11) 22. Kf1 Qxh3+ 23. Ke2 h6 24. Be3 Qf5 25. Qc3 Bb6 26. f4 Nf6 27. Qe5 Qc8 28. Kd2 h5 29. f5 h4 30. Qh2 Ba5+ 31. c3 c4 {Threatens to win with ...Bc7.} 32. dxc4 bxc4 33. Bd1 Qd8+ $1 ({Reject} 33... Qxf5 $6 34. Qb8+ Kh7 35. Bc2 $1 $18 {[%mdl 512]}) 34. Kc1 Nd5 35. Bd2 Bc7 36. Qg2 $2 {[%mdl 8192]} (36. f4 $1 $11 {and White is okay.}) 36... Bf4 $40 {[%mdl 128] Black goes for the king.} (36... Nf4 $142 37. Qf3 Nd3+ 38. Kb1 Ne5 $1 {[%mdl 512]}) 37. Bxf4 $2 (37. Qg4 {is tougher.} Bxd2+ 38. Kxd2) 37... Nxf4 $19 38. Qf3 Nd3+ 39. Kb1 {[#]} h3 $1 {[%mdl 512] White must now prevent ...h2.} 40. f6 {[#]} (40. Qxh3 Qb6) 40... Ne5 (40... Nxf2 $142 $1 {[%mdl 512]} 41. Be2 (41. Qxf2 Qxd1#) 41... h2 42. Bxc4 h1=Q+ 43. Qxh1 Nxh1) 41. Qh5 g6 {Black mates.} 42. Qe2 h2 43. Qe1 Qxf6 44. f3 Qf5+ 45. Bc2 Qg5 46. f4 {[#]} Qg1 $1 {Accuracy: White = 43%, Black = 87%.} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.10"]
[Round "9.2"]
[White "Grigoryan, Karen H."]
[Black "Yoo, Christopher Woojin"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "2547"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "156"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,156,31,20,19,13,12,0,15,19,35,29,53,28,28,17,24,22,40,18,17,31,63,57,43,21,31,39,31,25,54,0,-10,-1,-3,-25,0,0,7,-7,28,-13,-14,-47,-7,-5,-12,-12,-10,-36,10,16,12,13,14,6,6,6,8,8,25,24,24,23,20,23,60,33,208,207,244,238,232,229,234,237,233,213,207,159,277,277,275,246,269,263,197,121,129,79,113,81,95,30,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-7,-3,-8,-8,-178,-177,-183,-185,-174,0,-12,0,-187,-183,-363,-363,-356,-356,-322,-309,-29969,-29970,-29970,-29971,-29971,-29972,-29972,-29973,-29972,-29971,-29976,-29971,-29985,-29986]} 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6 6. d3 Bg7 7. Be3 O-O {A16: English Opening: 1...Nf6 with ...d5} (7... Nc6 8. Bxc6+ bxc6 9. Qd2 h5 10. h4 Nd5 11. Rc1 Nxe3 12. Qxe3 Rb8 13. b3 Bd4 14. Qd2 Bg4 15. Nf3 Bxf3 16. exf3 Qd6 {1-0 (65) Jakovenko,D (2732)-Zeng,C (2535) China 2018}) 8. Rc1 c6 9. Qd2 N8d7 {The position is equal.} 10. Bh6 Nf6 11. Nf3 Re8 12. Bxg7 Kxg7 13. O-O e5 14. b4 $146 ({Predecessor:} 14. Ng5 Ng4 15. Rfd1 {0-1 (50) Fasser,W (2038)-Szarvas,Z (2148) Harkany 2001}) 14... Qd6 15. Qb2 Nbd5 16. b5 Bd7 17. bxc6 Bxc6 18. Nb5 Bxb5 19. Qxb5 Re7 20. e4 Qb4 21. Rb1 ({Better is} 21. Qc5 $14 Qxc5 22. Rxc5) 21... Qxb5 $11 22. Rxb5 Nc3 {[%mdl 64] Double Attack} 23. Rxe5 Rd7 24. Rc5 Rxd3 25. Ne5 Ne2+ 26. Kh1 Rc3 27. Rb5 Rc7 28. Rb2 $132 {[%mdl 2048] White is not keeping still} Nc3 29. Rc1 Rac8 30. Rbc2 (30. f3 {with more complications.} Na4 31. Rxc7 Rxc7 32. Rb4 Nc3 33. Kg1) 30... Nb5 31. Rxc7 Rxc7 32. Rxc7 Nxc7 {[%mdl 4096] Endgame KBN-KNN} 33. Kg1 Nb5 34. f3 Nc3 35. a3 b5 36. Bf1 a6 37. Bd3 Ne8 38. Kf2 Nc7 39. Bc2 Na2 $2 {[#]} (39... Kf6 $14 40. Nd3 Ke6) 40. Nxf7 $1 $18 {[%mdl 512]} a5 {Black wants to play ...b4.} (40... Kxf7 41. Bb3+) 41. Nd6 a4 42. Ke3 b4 43. axb4 {Strongly threatening b5.} ({Less strong is} 43. Bxa4 Nc3 $14) 43... a3 44. b5 $1 {[%cal Rb5b6] b6 is the strong threat.} Nc3 45. Bb3 {And now b6 would win.} a2 (45... N3xb5 $16 46. Nxb5 Nxb5) 46. Bxa2 $1 Nxa2 47. Kd4 Kf6 48. Kc4 Ke7 49. Nb7 (49. e5 $18) 49... Na8 $16 50. Na5 {[%mdl 1024] White has strong compensation.} Nb6+ 51. Kc5 Nd7+ 52. Kc6 ({White should play} 52. Kd4 $16) 52... Nc3 $11 {Threatening ...Ne5+.} 53. Nc4 Ne2 54. b6 Nd4+ {[%mdl 64] Double Attack} 55. Kd5 Nxf3 56. b7 Kd8 57. Kd6 Ng5 58. e5 Nf7+ 59. Ke6 Ng5+ 60. Kd5 Kc7 61. h4 Nf7 62. g4 Nd8 ({Wrong is} 62... Kxb7 $2 63. Ke6 $18) 63. g5 Nxb7 {aiming for ...Ndc5.} 64. Ke6 $2 (64. e6 $11 {and White has nothing to worry.} Nb8 65. Ne5) 64... Nd8+ $1 $19 65. Ke7 Nc6+ $1 66. Ke6 {[#]} Nd8+ $2 ({Black should try} 66... Kd8 $1 $19 {White must now prevent ...Kc7.} 67. Kd5 Nb4+ 68. Ke6 Nc6) 67. Ke7 $1 $11 Nc6+ $2 (67... Nc5 $11 68. Kf8 Nce6+ 69. Kg8 Kd7 70. Kxh7 Nf4) 68. Ke6 $19 {[#]} Kd8 $1 69. Kd6 $2 (69. Kd5 Nb4+ 70. Kd6) 69... Nd4 70. e6 Nf5+ 71. Kd5 Nf8 ({And not} 71... Nxh4 72. exd7 Kxd7 73. Ne5+ Kc7 74. Ke6 $11) 72. Nd6 $2 (72. Ke5 $19 Ke7 73. h5) 72... Nxd6 {Black mates.} 73. Kxd6 {KN-K3P} Ke8 74. e7 Nd7 75. Ke6 Nb6 76. Kf6 Nd5+ 77. Kg7 Nxe7 78. Kxh7 Kf7 {Accuracy: White = 57%, Black = 62%.} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.10"]
[Round "9.3"]
[White "Wang, Tianqi"]
[Black "Korley, Kassa"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2333"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,116,19,12,14,13,29,12,6,15,28,23,26,0,0,0,0,-75,-9,-274,-229,-343,-345,-341,-210,-204,-186,-203,-187,-205,-204,-212,-191,-247,-225,-272,-255,-243,-201,-196,-201,-201,-195,-237,-220,-217,-227,-225,-228,-254,-168,-193,-178,-206,-204,-227,-209,-246,-254,-247,-237,-303,-295,-304,-299,-302,-267,-323,-323,-323,-322,-446,-449,-449,-449,-449,-442,-429,-406,-395,-387,-358,-365,-362,-300,-370,-331,-510,-309,-352,0,-484,-336,-672,-681,-677,-670,-927,-664,-29973,-29974,-29981,-29965,-29984,-29982]} 1. d4 d6 2. c4 e5 3. e3 g6 4. Nf3 Bg7 5. Be2 Nd7 6. Nc3 Ngf6 7. O-O O-O 8. Rb1 Re8 {E61: King's Indian: Early deviations for White, including Smyslov System} 9. Re1 b6 $146 ({Predecessor:} 9... e4 10. Nd2 Nf8 11. b4 h5 12. b5 Bf5 13. Rb3 N8h7 14. Nf1 Qd7 15. Ng3 Bg4 16. f3 exf3 17. gxf3 {½-½ (84) Barus,C (2205)-Haik,A (2425) Thessaloniki 1988}) 10. b4 a5 {The position is equal.} 11. a3 axb4 12. axb4 Bb7 13. Bb2 exd4 14. Nxd4 Ne4 15. Bf1 (15. Nxe4 $11 Bxe4 16. Bf3) 15... h5 (15... c5 $17 16. bxc5 dxc5) 16. Ra1 $2 {[%mdl 8192]} (16. Qc2 $11 {and White stays safe.}) 16... Rxa1 17. Bxa1 {[#]} (17. Qxa1 {only move.} Nxf2 18. Nd5) 17... Nxf2 $1 $19 {[%mdl 512]} 18. Qd2 (18. Kxf2 Qh4+) 18... Ne4 19. Nxe4 Bxe4 20. Nb5 Ne5 21. Rd1 Qe7 22. h3 Bb7 23. Bd4 (23. Qf2 $142) 23... c5 {Played: Bg7-h6} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.10"]
[Round "9.4"]
[White "Gauri, Shankar"]
[Black "Ostrovskiy, Aleksandr"]
[Result "0-1"]
[ECO "C03"]
[WhiteElo "2378"]
[BlackElo "2437"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,104,18,13,17,22,22,22,21,24,27,22,22,24,24,37,27,37,30,37,24,25,9,19,13,29,0,29,24,31,29,53,35,47,34,45,14,5,23,36,39,88,32,52,23,34,28,81,-12,52,25,34,0,0,0,8,-41,14,0,5,0,0,0,0,-134,-141,-152,-148,-138,-138,-165,-147,-168,-152,-143,-125,-159,-119,-272,-272,-423,-425,-443,-508,-503,-487,-454,-445,-687,-652,-6705,-6591,-29978,-29979,-29980,-29981,-29992,-29993]} 1. e4 e6 2. d4 d5 3. Nd2 h6 (3... c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qc7 9. Qe2 Ne7 10. O-O Ng6 11. Nf3 Bd6 12. c4 dxe4 13. Bxe4 O-O 14. Rd1 Rad8 15. h3 c5 16. b3 Bc6 {0-1 (40) Nepomniachtchi,I (2763)-Vitiugov,N (2719) St Petersburg 2018}) 4. Ngf3 Nf6 5. exd5 exd5 6. Bd3 {C03: French Tarrasch: Unusual Black 3rd moves} c5 7. O-O c4 8. Re1+ {The position is equal.} Be7 9. Bf1 Nc6 $146 ({Predecessor:} 9... O-O 10. b3 cxb3 11. axb3 {0-1 (38) Grigoriants,S (2603)-Piorun,K (2609) Berlin 2015}) 10. b3 cxb3 11. axb3 O-O 12. c3 Be6 13. Bd3 Re8 14. Nf1 Qc7 15. Ng3 Bd6 16. Bd2 a6 17. Nh4 Bf4 (17... Bg4 {feels hotter.} 18. Qc2 Ne7 19. Qc1 Rac8 20. Nf1 Be6) 18. Qc1 Bxd2 19. Qxd2 Ne7 20. Rac1 b5 21. h3 Qb6 22. Nf3 a5 23. Ne5 Rab8 24. b4 Rec8 25. Bb1 (25. Ng4 $16 Nxg4 26. bxa5 Qxa5 27. hxg4) 25... Nc6 26. Rcd1 axb4 27. cxb4 Rc7 (27... Ra8 $11 {remains equal.}) 28. Re3 (28. Rc1 $16) 28... Rd8 (28... Qxd4 $11 29. Qxd4 Nxd4) 29. Kh2 Rcc8 30. Nf5 Bxf5 $1 ({But not} 30... Ne4 $6 31. Bxe4 dxe4 32. Nxc6 $16) 31. Bxf5 Rc7 32. Rg3 {Black must now prevent Qxh6.} Kf8 (32... Ne7 $15 33. Rf3 Qd6) 33. Rf3 Re7 34. Re3 Ne4 35. Qb2 Nd6 $36 {[%mdl 2048] White is under pressure.} 36. Qb1 (36. Nxc6 $11 Qxc6 37. Rxe7 Kxe7 38. Bg4) 36... Nc4 $17 37. Nxc4 dxc4 38. d5 Rxe3 39. fxe3 Ne7 40. e4 Qd6+ 41. Kh1 Nxf5 42. exf5 {[%mdl 4096] Endgame KQR-KQR} Qe5 43. f6 $2 (43. Qa2 $17 {was forced.}) 43... Rxd5 $19 ({Resist} 43... Qxf6 44. Qa2 $19) 44. Re1 (44. fxg7+ $142 Kxg7 45. Re1) 44... Qxf6 45. Qh7 {[%cal Rh7h8] [#]} g5 $1 ({Weaker is} 45... Re5 46. Qh8+ Ke7 47. Rd1 $17) 46. Qe4 Rf5 {Strongly threatening ...Rf1+.} 47. Kg1 Kg7 48. Rd1 (48. Qe3 $142) 48... Rf4 49. Qb7 c3 50. Qxb5 c2 {Black mates.} 51. Re1 {[#]} Qc3 $1 {[%mdl 64] Double Attack} 52. Rc1 Qe3+ {[%mdl 64] Double Attack. Accuracy: White = 37%, Black = 53%.} 0-1

[Event "CCCSA GM Norm A 2019"]
[Site "Charlotte"]
[Date "2019.06.09"]
[Round "9.5"]
[White "Jacobson, Brandon"]
[Black "Zierk, Steven"]
[Result "1/2-1/2"]
[WhiteElo "2486"]
[BlackElo "2501"]
[Annotator "ChessBase"]
[PlyCount "17"]
[EventDate "2019.06.05"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:06:28]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:02]} dxc4 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:03]} Nf6 {[%emt 0:00:00]} 4. e3 {[%emt 0:00:04]} e6 {[%emt 0:00:00]} 5. Bxc4 {[%emt 0:00:03]} c5 {[%emt 0:00:00]} 6. O-O {[%emt 0:00:04]} a6 {[%emt 0:00:00]} 7. dxc5 {[%emt 0:00:04]} Qxd1 {[%emt 0:00:01]} 8. Rxd1 {[%emt 0:00:03]} Bxc5 {[%emt 0:00:05]} 9. b3 {[%emt 0:00:03]} 1/2-1/2

