[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "1"]
[White "Giri, Anish"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "D56"]
[WhiteElo "2776"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 32,36,57,0,18,0,72]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 Ne4 8. Bxe7 Qxe7 9. Rc1 c6 10. Bd3 Nxc3 11. Rxc3 dxc4 12. Bxc4 Nd7 13. O-O e5 14. Bb3 e4 15. Nd2 Nf6 (15... c5 16. Qc2 cxd4 17. exd4 Nf6 18. Rc7 Qd8 19. Qc5 b6 20. Qe7 Bd7 21. Qxd8 Raxd8 22. Re1 Bf5 23. Rxa7 Rxd4 {½-½ (35) Stojanovic,M (2591)-Miladinovic,I (2566) Valjevo 2011}) 16. Rc5 Nd7 17. Rc3 Nf6 $146 {D56: Queen's Gambit Declined: Lasker Defence} ({Predecessor:} 17... Kh7 18. Nxe4 g6 19. Qf3 f5 20. Nc5 Nf6 21. Rfc1 Qd6 22. Qg3 Qe7 23. Qe5 Rf7 24. Qxe7 Rxe7 25. h3 {1-0 (32) Araujo,V (2005)-Macedo,A (1884) Natal 2017}) 18. Rc5 (18. Qb1 $11) 18... Nd7 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "1"]
[White "Aronian, Levon"]
[Black "Harikrishna, Pentala"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2772"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,81,8,7,7,14,8,36,27,32,27,29,20,27,31,37,37,32,0,41,23,35,34,47,-29,-17,-27,-24,-25,-18,-33,-26,-27,0,-33,0,0,9,0,0,0,0,-22,0,0,0,-17,0,0,0,-22,0,-11,-7,-6,-7,-14,0,-15,0,-7,0,-32,-37,-31,-8,-96,-15,-204,-200,-191,-185,-266]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. Bxc6 dxc6 7. d3 {C78: Ruy Lopez: Archangelsk and Möller Defences} Bg4 (7... Qe7 8. Nbd2 Bg4 9. Nc4 Nd7 10. h3 Bh5 11. Be3 f6 12. Qe2 g5 13. Bxc5 Nxc5 14. Ne3 Ne6 {½-½ (31) Almasi,Z (2702)-Fressinet,L (2649) Batumi 2018}) 8. h3 Bxf3 9. Qxf3 {White is slightly better.} Nd7 10. Nd2 Qe7 11. Nc4 Nf8 $146 ({Predecessor:} 11... O-O-O 12. Be3 h6 13. Bxc5 Nxc5 14. Qf5+ Nd7 {1-0 (37) Tishova,S (1678)-Shweta,P (1590) Iasi 2012}) 12. Qh5 Ng6 13. g3 O-O-O 14. Bd2 Qe6 15. b4 Bd4 16. Rab1 Rhf8 17. Qf5 (17. Qg4 $14) 17... Qxf5 $11 18. exf5 Ne7 19. g4 Nd5 20. Kg2 f6 21. a3 Bc3 22. Be3 Bd4 23. Kf3 Nc3 24. Rbe1 Rfe8 25. Bd2 Nd5 26. Re4 c5 27. bxc5 Bxc5 28. a4 b6 29. h4 a5 30. Rc1 (30. h5 {is interesting.} h6 31. Rc1 Kb7 32. c3 Ne7 33. Ke2) 30... Bb4 31. Ke2 (31. c3 {looks sharper.} Bf8 32. h5 Kb7 33. h6 gxh6 34. Rh1) 31... Bxd2 32. Kxd2 Nf4 33. h5 h6 34. Rb1 Nd5 35. Ne3 Nb4 36. f3 Na6 37. Rc4 {Threatens to win with Rxb6.} Rd6 38. Rb5 (38. Nf1 $11 {remains equal.}) 38... Red8 (38... Nb4 $17) 39. f4 $2 {[#]} (39. Rb3 $11 {and White is okay.}) 39... exf4 $1 $19 40. Rxf4 Rd4 41. Ng2 {Accuracy: White = 36%, Black = 53%.} (41. Rxd4 $142 Rxd4 42. c3 Rxa4 43. Rb2) 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "1"]
[White "So, Wesley"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2760"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,70,0,0,-4,0,0,0,0,0,-20,0,0,0,0,20,16,29,14,19,14,25,14,17,14,19,18,11,-8,5,0,6,6,6,6,6,6,6,0,4,1,6,4,58,58,52,54,63,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. Bd2 $146 {C47: Scotch Four Knights and Four Knights with 4 g3} (8. exd5 O-O 9. O-O cxd5 10. Bg5 c6 11. Qf3 Bd6 12. Rae1 Rb8 13. Nd1 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. b3 Kg7 17. Ne3 Re8 18. Nf5+ Bxf5 19. Bxf5 Re5 20. Bd7 Rb6 21. g3 {½-½ (43) Rapport,R (2726)-Ding,L (2809) Shenzhen 2019}) 8... Bg4 9. f3 Be6 10. O-O dxe4 11. Nxe4 Nxe4 12. Bxb4 Qd4+ {[%mdl 64] [#] Double Attack} 13. Kh1 Qxb4 14. Bxe4 O-O 15. b3 Rad8 16. Qe1 c5 17. Qxb4 cxb4 18. a3 a5 19. axb4 axb4 20. Rfd1 g6 21. Kg1 c5 22. Kf2 c4 23. bxc4 Rxd1 24. Rxd1 Bxc4 $11 {[%mdl 4096] Endgame KRB-KRB} 25. Rb1 Rb8 26. Ke3 Be6 27. Kd4 Kg7 (27... Kf8 $11) 28. c4 $1 $14 Kf6 29. Bd5 Bxd5 30. cxd5 {KR-KR} (30. Kxd5 $14 Rd8+ 31. Kc5) 30... b3 {The position is equal.} 31. Rb2 Ke7 32. Kc4 Kd6 33. Rxb3 Rxb3 34. Kxb3 {[#] Threatens to win with Kc4.} Kxd5 {Hoping for ...Kd4.} 35. Kc3 f5 {Accuracy: White = 73%, Black = 67%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "1"]
[White "Anand, Viswanathan"]
[Black "Nepomniachtchi, Ian"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2757"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,116,14,15,0,0,0,0,-30,4,0,20,19,27,0,0,0,0,0,0,6,58,-21,-21,-47,-48,-85,7,11,12,-22,-22,-10,-8,-14,-16,-23,-29,-22,-20,-41,-44,-47,-41,-111,-42,-60,-57,-56,-45,-79,-45,-154,-139,-137,-137,-137,-136,-217,-208,-216,-214,-212,-228,-193,-159,-170,-140,-142,-142,-142,-141,-141,-135,-135,-135,-135,-94,-177,-177,-185,-134,-197,-197,-197,-193,-193,-189,-175,-167,-167,-167,-167,-167,-367,-320,-295,-157,-197,-197,-491,-466,-625,-427,-396,-398,-603,-589,-1173,-1131]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nf6 5. Be2 g6 (5... Nc6 6. Qe3 g6 7. O-O Bg7 8. h3 O-O 9. c4 b6 10. Rd1 Nd7 11. Nc3 Bb7 12. b3 Nb4 {0-1 (37) Anand,V (2764)-Vachier Lagrave,M (2775) Paris 2019}) 6. h3 {B53: Sicilian: 2...d6: Lines with Qxd4} Bg7 7. O-O O-O 8. c4 $146 {The position is equal.} ({Predecessor:} 8. Qe3 Nbd7 9. c4 b6 10. Nc3 Bb7 11. Rb1 Nc5 12. Nd2 e6 {0-1 (34) Nitin,S (2398)-Aravindh,C (2598) New Delhi 2019}) 8... Be6 9. Qe3 Qc8 10. Bd2 Nbd7 11. Nd4 Qc5 12. Nxe6 fxe6 13. Nc3 Rac8 14. Rac1 a6 (14... Nh5 $11) 15. Qxc5 ({White should play} 15. g3 $14) 15... Nxc5 $11 16. f3 Nh5 $1 17. Rfd1 Nf4 (17... Ng3 $17 {...Bxc3 is the strong threat.} 18. Rc2 Bd4+ 19. Kh2 Be5) 18. Bxf4 Rxf4 19. b3 Rff8 20. b4 Nd7 21. Na4 Rc7 22. c5 Rfc8 23. Rb1 $1 Be5 24. Kf1 Kf7 25. Kf2 $1 g5 26. Rb3 (26. Rd2 $15) 26... Kf6 ({Better is} 26... dxc5 $17 27. Nxc5 Nxc5 28. bxc5 Rxc5 29. Rxb7 Rc2) 27. Kf1 h5 28. Rbd3 h4 29. Rb3 Bf4 30. Ke1 (30. Bd3 $15) 30... dxc5 $17 31. bxc5 Nxc5 32. Nxc5 Rxc5 33. Rxb7 (33. Bd3 $17) 33... Rc2 $19 34. Rdb1 Bg3+ ({But not} 34... Rxa2 35. R7b2 $17) 35. Kd1 Rxa2 {[#] ( -> ...Rd8+)} 36. R7b2 Ra5 37. Bd3 Be5 38. Rc2 Rd8 39. Ke2 Ra3 40. Bc4 Rd6 41. Ra2 Rxa2+ 42. Bxa2 $17 {[%mdl 4096] Endgame KRB-KRB} a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 43. Bb3 (43. Rb5 $17 {is a better defense.}) 43... Rd4 $19 44. Bd1 Bd6 (44... a4 $19 {Threatens to win with ...Rxd1!} 45. Rb6 Bf4) 45. Bb3 (45. Bc2 $17) 45... a4 46. Ba2 a3 47. Rd1 Ra4 48. Rc1 Ra5 49. Kd3 Rb5 50. Rc2 Ke5 51. Kc3 $2 (51. Ke3 {was worth a try.}) 51... Rb6 52. Kd3 {[#]} Bb4 (52... Kf4 $1 $19 53. Rc8 Kg3) 53. Kc4 Kf4 54. Kd4 $2 (54. e5) 54... Bd6 55. Kc4 Kg3 56. Kd3 Be5 57. Bc4 (57. Re2 $142) 57... Rd6+ 58. Ke2 Kxg2 {Accuracy: White = 41%, Black = 64%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "1"]
[White "Vidit, Santosh Gujrathi"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2722"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,82,43,54,44,8,29,26,29,23,23,8,17,-17,62,60,72,56,62,46,58,60,61,69,57,50,62,52,69,40,48,18,24,0,0,0,0,-9,0,-43,-43,-42,-40,-79,-85,-75,0,-52,-52,-52,-53,-56,-45,-56,-54,-59,-29,-92,-80,-80,-75,-120,-119,-87,-117,-207,-205,-201,-197,-29994,-29995,-29995,-8]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nbd7 6. O-O Rb8 7. a4 b6 {E04: Open Catalan: 5 Nf3} 8. Nbd2 Ba6 9. Qc2 c3 {White has an edge.} 10. bxc3 Bxe2 11. Re1 Ba6 12. c4 $146 ({Predecessor:} 12. Ng5 Bd6 13. Ndf3 h6 14. Rxe6+ Kf8 15. Nxf7 Kxf7 {0-1 (44) Lutikov,A (2540)-Klovans,J Vladivostok 1978}) 12... Be7 {[#]} (12... Bb4 $11) 13. d5 $1 $14 {[%cal Rd5e6][%mdl 512]} Nc5 ({But not} 13... exd5 $2 14. Nd4 $18) 14. Ne5 $36 {[%mdl 2048] Strongly threatening dxe6. White is pushing.} Bb7 {[%cal Re6d5]} 15. dxe6 fxe6 16. Nc6 Bxc6 $1 17. Bxc6+ Nfd7 18. Bb2 {[%mdl 1024] White has compensation.} O-O 19. Rad1 $1 Bd6 20. Ne4 Qe7 21. Kg2 Rbd8 22. Nxc5 Nxc5 23. f4 Qf7 24. Re2 Be7 25. Ba3 Rxd1 26. Qxd1 Rd8 27. Rd2 {[#]} Rxd2+ $1 28. Qxd2 Qf5 (28... Nb3 $17 29. Qd3 Bxa3 30. Qxb3 Bc5) 29. Qe2 (29. Bxc5 $1 $11 Qxc5 30. Qd7 Qxc4 31. Qe8+ Bf8 32. Bd7 Qd5+ 33. Kh3 Qf5+ 34. Kg2) 29... Kf7 30. Bxc5 Qxc5 31. Bf3 Bf6 32. Be4 h6 33. h4 Ke7 34. h5 (34. Bd5 $11 {keeps the balance.} Qd6 35. f5) 34... Qd4 35. Bd5 e5 36. Qg4 {White wants to mate with Qe6+.} Kd6 37. Qe6+ Kc5 38. fxe5 (38. Qd7 $17 Kb4 39. Qxc7) 38... Qxe5 $19 39. Qd7 Qe2+ 40. Kg1 $2 (40. Kh3 $19) 40... Bd4+ 41. Kh1 Qf1+ 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "2"]
[White "Carlsen, Magnus"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2870"]
[BlackElo "2776"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,79,20,0,12,0,0,10,6,5,13,0,9,6,5,8,9,9,7,0,7,12,8,0,0,0,0,2,7,0,5,0,14,0,0,-5,0,0,0,0,0,0,0,0,6,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. b3 Be7 8. c4 O-O 9. Bb2 {The position is equal.} Rc8 {B52: Sicilian: Moscow Variation with 3...Bd7} 10. d4 d5 (10... cxd4 11. Nxd4 a6 12. Nc3 Ne5 13. Rad1 Ng6 14. Rfe1 Re8 15. g3 Bf8 16. Kg2 Qc7 17. Qe3 {0-1 (52) Vachier Lagrave,M (2775)-Giri,A (2779) Paris 2019}) 11. cxd5 $146 ({Predecessor:} 11. Nbd2 cxd4 12. Bxd4 dxc4 13. Nxc4 Qc7 14. Rfd1 Rfd8 {0-1 (39) Townsend,J (1909)-Rosso,P (2089) IECG email 2002}) 11... exd5 12. e5 Ne4 13. Nc3 Nxc3 14. Bxc3 Qb6 15. dxc5 Nxc5 16. Bd4 Qg6 17. Bxc5 Bxc5 18. Rad1 Rfd8 19. Rd3 Qe4 20. Qd1 d4 21. Re1 Qd5 22. h4 Rc6 23. Qe2 h6 24. h5 Re6 25. Qd2 a6 26. Qf4 Bb6 27. Red1 {[%cal Rf3d4]} Rde8 28. Qg4 Qa5 29. a4 Qd5 30. Rc1 Rc6 31. Rcd1 Rce6 32. Qf4 Rc6 33. Nxd4 (33. Qg3 {keeps more tension.} Rcc8 34. Qg4 Qe6 35. Qxe6 Rxe6 36. Kf1) 33... Bxd4 34. Qxd4 Qxd4 35. Rxd4 Rxe5 $11 {KRR-KRR} 36. Rd8+ Kh7 37. R8d7 b5 38. Rxf7 bxa4 39. bxa4 Rxh5 40. Rf4 {Accuracy: White = 48%, Black = 74%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "2"]
[White "Ding, Liren"]
[Black "Vidit, Santosh Gujrathi"]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "2801"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,158,18,23,22,30,-31,-22,-26,-30,-27,-39,-40,-32,-31,-23,-56,-65,-96,-70,-68,-45,-54,-35,-22,7,-49,-45,-79,-75,-113,-114,-123,-113,-115,-122,-120,-112,-121,-105,-132,-127,-143,-141,-158,-145,-200,-119,-281,-143,-143,-148,-135,-146,-127,-141,-172,-128,-146,-123,-119,-120,-129,-89,-122,-122,-118,-131,-154,-106,-126,-85,-144,-143,-127,-189,-335,-325,-393,-169,-172,-162,-179,-179,-162,-149,-192,-140,-206,-211,-190,-200,-214,-214,-206,-197,-191,-170,-225,-226,-216,-135,-125,-112,-295,-288,-391,-386,-371,-377,-300,-290,-350,-233,-337,-339,-317,-246,-306,-325,-445,-462,-445,-434,-583,-398,-736,-754,-576,-515,-2000,-715,-621,-516,-594,-480,-1594,-680,-655,-610,-29949,-29954,-9765,-6529,-29962,-29961]} 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 d6 6. O-O Rb8 7. e3 Nf6 8. d4 O-O 9. b3 {E65: King's Indian: Fianchetto: 6...c5 7 0-0 without d5 by White} Be6 $146 ({Predecessor:} 9... a6 10. Bb2 b5 11. dxc5 dxc5 12. Qe2 Qa5 13. Nd5 bxc4 14. Nxf6+ exf6 15. Qxc4 Be6 16. Qf4 Nb4 17. Rfd1 Rbd8 18. Rxd8 {½-½ (18) Konopka,M (2392)-Jurek,J (2271) Aschach 2016}) 10. d5 ({White should play} 10. Bb2 $11 cxd4 11. Nxd4 Nxd4 12. Qxd4) 10... Nxd5 $1 $15 11. cxd5 {The position is equal.} Bxc3 12. dxe6 Bxa1 13. exf7+ $1 Rxf7 14. Ng5 $1 Rf5 15. Bd5+ Kh8 16. Ne6 Qd7 17. e4 Rf6 18. Bg5 Rxe6 {Played: Ba1-d4} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "2"]
[White "Nepomniachtchi, Ian"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2773"]
[BlackElo "2760"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,88,19,26,14,12,12,18,7,29,17,23,0,0,0,7,0,0,-11,-6,-21,-18,-34,-4,-15,-2,0,0,0,18,13,25,19,25,20,37,21,24,9,4,11,15,0,4,0,7,14,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} Nd7 (6... Be6 7. O-O Nd7 8. Nb3 Bb6 9. Ng5 Bxb3 10. axb3 Qe7 11. Nf3 O-O 12. Nd2 Nc5 13. Nc4 f6 {1-0 (102) Dominguez Perez,L (2763)-Wang,H (2726) Khanty-Mansiysk 2019}) 7. Nc4 f6 8. c3 O-O 9. O-O Re8 10. d4 exd4 11. cxd4 Bf8 12. Re1 $146 (12. Qc2 {is more complex.} Nb6 13. Be3 Nxc4 14. Qxc4+ Be6 15. Qc3) ({Predecessor:} 12. Qb3 Kh8 13. Nce5 fxe5 {0-1 (54) Frolov,A (2174)-Pulpan,J (2414) Pardubice 2019}) 12... Nb6 13. Nxb6 (13. Na5 {with more complications.} c5 14. Qb3+ Be6 15. d5 Bf7 16. Qc2) 13... axb6 14. h3 Be6 15. a3 Bf7 16. Bf4 Qd7 17. Qc2 Bd6 18. Bxd6 cxd6 19. Re3 b5 20. Rae1 Bg6 21. Nh4 Qf7 22. Qd2 d5 {[%cal Rg6e4]} 23. Nxg6 hxg6 {The position is equal.} 24. e5 fxe5 25. Rxe5 Rxe5 26. Rxe5 $11 {[%mdl 4096] Endgame KQR-KQR} Re8 27. Qe3 Rxe5 28. Qxe5 {KQ-KQ} Kh7 29. h4 b6 30. b4 Qa7 31. Qe3 Qd7 32. g3 Qf5 33. Kg2 Qc2 34. g4 Qd1 35. f3 Qc2+ 36. Kg3 Qb1 37. Kf4 Qb2 38. Kg3 Qc2 39. Qe5 Qc1 40. h5 gxh5 41. Qxh5+ Kg8 42. Qe5 g5 43. Kf2 Qd2+ 44. Kg3 Qc1 {Accuracy: White = 58%, Black = 68%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "2"]
[White "Aronian, Levon"]
[Black "Anand, Viswanathan"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2772"]
[BlackElo "2757"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,122,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,10,9,17,0,33,0,0,0,0,0,4,-177,-184,-177,-184,-183,-177,-175,-184,-191,-186,-193,-173,-208,-210,-197,-198,-204,-208,-231,-215,-209,-208,-236,-105,-105,-102,-102,-102,-150,-150,-150,-150,-236,-236,-236,-236,-236,-236,-236,-236,-236,-236,-236,-174,-236,-236,-236,-235,-404,-235,-235,-173,-173,-173,-8107,-188,-29967,-12839,-29968,-29969,-29970,-29971,-29970,-29972,-29972,-29973,-29974,-29975,-29975,-29976,-29975,-29976,-29976,-29977,-29977,-29974,-29977,-29978,-29978,-29979]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Bg4 11. h3 Bh5 12. Qc2 {The position is equal.} Nxc3 13. bxc3 f6 14. exf6 Qxf6 15. Be2 Bg6 {[#]} 16. Qd2 $146 ({Predecessor:} 16. Qb3 Qd6 17. O-O h6 {½-½ (36) Vitiugov,N (2728)-Tomashevsky,E (2706) Izhevsk 2019}) 16... Rae8 17. O-O Qd6 18. Rfe1 a6 19. Nh2 Na5 20. Ng4 Nc4 $36 {[%mdl 2048] Black has good play.} 21. Bxc4 $1 dxc4 22. Ne5 $2 (22. Rad1 $11) 22... Rxe5 $1 $19 23. dxe5 Qxd2 {[%mdl 64] Overworked Piece} 24. Bxd2 Bxf2+ {[%mdl 64] Double Attack} 25. Kh2 Bxe1 26. Rxe1 {[%mdl 4096] Endgame KRB-KRB} Rf2 27. Be3 Rxa2 28. e6 Be4 29. Kg3 Rxg2+ 30. Kf4 Bd3 31. Ba7 {next e7 is good for White.} Re2 32. Rxe2 Bxe2 {KB-KB} 33. Bb8 c5 (33... Kf8 $19 {is more deadly.} 34. Bxc7 Ke7) 34. Ba7 Kf8 35. Bxc5+ Ke8 36. Bb6 Ke7 37. Ke5 g5 $1 38. Bc5+ (38. Be3 $17 {keeps fighting.}) 38... Ke8 39. Kf5 Bf1 $1 40. Kg4 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 41. Bb6 a4 42. Bc5 {[#]} b6 $1 43. Bb4 (43. Bxb6 a3) 43... Bg2 44. Bd6 (44. Kxg5 $142 Bxh3 45. e7) 44... h6 45. Bb4 Bf1 $1 46. Ba3 $2 (46. h4 Be2+ 47. Kg3) 46... Be2+ 47. Kf5 {[#]} Bd3+ $1 48. Kg4 Bg6 49. h4 $2 (49. Bb4) 49... gxh4 {aiming for ...Bf5+!} 50. Kxh4 $2 {[#]} (50. Kh3 $19) 50... Kd8 $1 {[%cal Rd8c7]} 51. Bd6 Kc8 {Black mates.} 52. Kg4 Kb7 53. Kf4 Kc6 54. Ba3 Kd5 55. e7 h5 56. Bb4 Be8 57. Kf5 b5 58. Kf4 h4 59. Kg4 Ke4 60. Kxh4 Kd3 61. Kg5 Kc2 {Accuracy: White = 38%, Black = 88%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "2"]
[White "Harikrishna, Pentala"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "C79"]
[WhiteElo "2731"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,76,34,38,37,40,-5,5,8,9,-12,-13,-17,-12,-13,-10,-17,-15,-10,0,0,0,-38,-41,-66,-57,-62,-50,-48,-44,-50,-40,-25,-30,-95,-63,-111,-110,-201,-185,-184,-172,-181,-155,-152,-184,-183,-193,-252,-241,-303,-306,-486,-485,-489,-471,-485,-452,-452,-419,-575,-554,-1369,-1368]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. c3 g6 7. d4 Bg7 8. Re1 Nf6 9. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32] C79: Ruy Lopez: Steinitz-type lines with 3...a6 4 Ba4 Nf6 5 0-0 d6} (9. h3 O-O 10. Bc2 h6 11. Nbd2 Re8 12. Nf1 Nh5 13. Be3 Qf6 14. N1h2 Nf4 15. dxe5 Nxe5 16. Nxe5 Rxe5 {½-½ (55) Jones,G (2688)-Flores,D (2602) Khanty-Mansiysk 2019}) 9... O-O 10. Nf1 b5 11. Bb3 {The position is equal.} Re8 12. Ng3 Na5 13. Bc2 exd4 $146 ({Predecessor:} 13... c5 14. b3 cxd4 15. cxd4 Nc6 16. h3 Rc8 17. Bb2 Qb6 {1-0 (71) Micheli,C (2289)-Nordstrom,F (2125) Sibenik 2014}) 14. cxd4 Bg4 15. h3 Bxf3 $1 16. Qxf3 Nd7 17. Qd1 c5 18. dxc5 dxc5 19. Rb1 Nc6 20. Be3 Qe7 21. f4 Rad8 $36 {[%mdl 2048] White is under pressure.} 22. Qe2 Nd4 23. Bxd4 Bxd4+ 24. Kh2 (24. Kh1 $1 $11 {keeps the balance.}) 24... Qh4 $17 25. Qf3 g5 26. e5 (26. Red1 $17 {keeps fighting.}) 26... Qxf4 $19 27. Qh5 {[#]} Qh4 $1 ({Avoid the trap} 27... Rxe5 $2 28. Qxh7+ Kf8 29. Rf1 $18) (27... Bxe5 {[#]} 28. Rxe5 $1 {[%mdl 512]} Qxe5 29. Rf1 $17) 28. Bxh7+ Kh8 {White must now prevent ...Qxh5.} 29. Bg6+ Qxh5 30. Bxh5 Bxe5 ({But not} 30... Nxe5 31. Nf5 $17) 31. Bxf7 (31. Rbd1 {was worth a try.}) 31... Rf8 32. Be6 Bf4 33. Rbd1 (33. Bd5 $142) 33... Nf6 34. Bg4 Rxd1 35. Bxd1 Re8 36. Rxe8+ Nxe8 37. Bf3 Nd6 38. b3 Nf5 {Accuracy: White = 41%, Black = 84%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "3"]
[White "Giri, Anish"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2776"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,60,8,11,18,11,16,10,25,3,6,5,6,5,9,17,16,13,2,0,7,-21,-3,-15,33,33,34,33,51,43,58,18,18,18,18,18,18,18,18,-8,-8,-8,-8,-8,-8,-8,-8]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 Na5 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} (9... Bg4 10. Be3 Nd4 11. Bxd4 exd4 12. Nd5 c5 13. a4 Be6 14. Nxf6+ Bxf6 15. Bxe6 fxe6 16. g3 Qd7 17. axb5 axb5 18. Kg2 {½-½ (39) Giri,A (2780)-Ding,L (2816) Shenzhen 2018}) 10. Ba2 Be6 11. b4 Bxa2 12. Nxa2 Nc6 13. c4 Nd4 14. Nc3 Nxf3+ 15. Qxf3 c6 {[#]} 16. Rb1 $146 ({Predecessor:} 16. Bd2 Qc8 17. Rfb1 {1-0 (41) Nepomniachtchi,I (2768)-Wojtaszek,R (2727) Batumi 2018}) 16... Qd7 17. a4 bxa4 18. Nxa4 {And now Nb6 would win.} Rab8 19. Nc3 d5 20. exd5 cxd5 21. Bg5 $1 {[%cal Rg5f6] aiming for Bxf6.} e4 ({Don't blunder} 21... Bxb4 $2 {[#]} 22. Rxb4 $1 {[%mdl 512]} (22. Nxd5 Nxd5 23. cxd5 a5 $17) (22. Bxf6 Bxc3 23. Qg3 g6 $14) 22... Rxb4 23. Bxf6 $18) 22. dxe4 {Black must now prevent Rfd1.} dxe4 23. Qe2 Qd3 {The position is equal.} 24. Qxd3 exd3 25. Bxf6 Bxf6 26. Nd5 Rfc8 27. Rfd1 Rxc4 28. Rxd3 {[#]} a5 $1 {[%mdl 512]} 29. Rdb3 (29. bxa5 Rxb1+) 29... axb4 30. Rxb4 Rcxb4 {Accuracy: White = 62%, Black = 69%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "3"]
[White "So, Wesley"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2760"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,69,33,8,50,48,40,54,47,33,39,37,57,0,21,22,26,30,31,42,35,13,29,16,58,8,16,19,30,33,49,35,83,82,91,76,177,131,154,72,64,64,78,0,0,0,0,0,175,167,158,155,137,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 Nc6 3. d4 Bf5 4. Bg2 e6 5. O-O Nb4 6. Na3 c6 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} 7. Nh4 (7. c3 Na6 8. Qb3 Qc8 9. Nh4 Be4 10. f3 Bg6 11. Nxg6 hxg6 12. e4 Nf6 13. e5 Nd7 14. f4 {1-0 (51) Grischuk,A (2766)-Duda,J (2737) chess.com INT 2018}) 7... Bg4 8. c3 Na6 $1 {White is slightly better.} 9. Nc2 Be7 10. Nf3 Nf6 11. h3 (11. Ne5 $14) 11... Bh5 12. Ne5 Nd7 $146 ({Predecessor:} 12... O-O 13. g4 Bg6 14. Bf4 {½-½ (50) Valderrama Quiceno,E (2429)-Bruzon Batista,L (2661) Panama City 2017}) 13. Nd3 g5 14. Qe1 f5 15. f3 O-O 16. e4 Nc7 17. Be3 fxe4 18. fxe4 Bg6 19. Qe2 dxe4 20. Nf2 Nd5 21. Bxe4 Qc7 22. Kg2 c5 (22... Nxe3+ $16 {keeps fighting.} 23. Qxe3 Bh5) 23. Bxg6 hxg6 24. c4 (24. Rae1 $142) 24... Nxe3+ $16 25. Qxe3 Qc6+ {[#]} 26. d5 $1 {[%mdl 512]} exd5 $11 27. Qxe7 {Black must now prevent Ng4.} Rae8 28. Qxg5 d4+ $2 ({Reject} 28... dxc4+ $6 29. Kg1 $16) (28... Rf5 $11 {and Black has nothing to worry.} 29. Qh4 d4+ 30. Kg1 Ne5) 29. Qd5+ $18 Qxd5+ 30. cxd5 {And now Rae1 would win.} Re2 31. Na3 ({White should try} 31. Ne1 $16) 31... Ne5 $11 {The position is equal.} 32. Kg1 {Hoping for Ng4.} Nf3+ 33. Kg2 Ne5 34. Kg1 Nf3+ 35. Kg2 {Accuracy: White = 55%, Black = 58%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "3"]
[White "Anand, Viswanathan"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2757"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,101,42,35,24,25,23,22,11,22,13,23,28,46,26,56,59,64,69,70,52,70,77,76,79,108,98,97,60,92,52,80,88,120,111,119,136,185,191,258,169,172,182,150,42,41,22,25,8,12,0,0,0,0,0,25,5,0,0,0,0,0,0,0,0,7,0,0,0,0,0,0,0,0,0,6,0,0,0,7,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 Ba7 8. Re1 {C78: Ruy Lopez: Archangelsk and Möller Defences} b5 9. Bc2 d6 10. h3 h6 11. Be3 Re8 12. Nbd2 Bb7 13. a3 $146 {[%cal Ba2a3,Ba3a4][%mdl 32]} ({Predecessor:} 13. d5 Ne7 14. Bxa7 Rxa7 15. a4 Ra8 {0-1 (38) Saric,I (2681)-Annaberdiev,M (2515) Konya 2019}) 13... Nb8 14. dxe5 dxe5 15. Bxa7 Rxa7 16. a4 Ra8 17. Qe2 c6 18. c4 b4 19. c5 Nbd7 20. Nb3 a5 21. Bd3 Qe7 22. Qe3 Nh5 23. Bc4 Nf4 24. Red1 Red8 25. Rd6 Ba6 (25... Kh7 {is a better defense.} 26. g3 Ng6) 26. Bxa6 Rxa6 27. Rad1 Ne6 28. Nfd2 (28. Qd2 $16 {[%cal Rd6d7]} Ra7 {[#]} 29. Nxe5 $1 {[%mdl 512]} Nxe5 30. Rxd8+ Nxd8 31. Qxd8+ {[%mdl 64] Double Attack} Kh7 32. Qxe7 Rxe7 33. Rd4 (33. Nxa5 Ra7 $16)) 28... Nexc5 $1 $14 29. Nc4 Nb7 $1 {[%cal Rb7d6]} 30. R6d2 Raa8 31. Nb6 Nxb6 32. Qxb6 Rxd2 33. Rxd2 Nd8 34. Nxa5 Ne6 $1 {The position is equal.} 35. Nxc6 Qg5 36. Qe3 Nf4 {[%csl Gf4][%cal Rg5g2]} 37. g3 Rxa4 38. Kh2 Ra1 39. Nxe5 (39. Qf3 {looks sharper.} Ne6 40. Rc2 Rb1 41. h4 Qf6 42. Qxf6 gxf6 43. Nxb4 Nd4 44. Rc8+) 39... Nxh3 40. Qxg5 Nxg5 $11 {[%mdl 4096] Endgame KRN-KRN} 41. Kg2 f6 42. Nf3 Nxe4 43. Rd4 f5 (43... Nc5 {feels hotter.} 44. Rxb4 Nd3 45. Rb3 Rd1 46. Rb8+ Kh7) 44. Rxb4 Rc1 45. Nd4 g6 46. Rb6 Kf7 47. Kf3 Rf1 48. Ke3 Rxf2 {[#]} 49. g4 $1 {[%mdl 512]} Rf1 (49... fxg4 50. Kxe4) 50. gxf5 gxf5 {[#]} 51. Nxf5 $1 {[%mdl 512] Accuracy: White = 65%, Black = 59%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "3"]
[White "Nakamura, Hikaru"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2741"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,63,16,16,14,20,17,24,0,0,0,10,18,20,18,17,14,10,0,0,7,7,0,0,-19,0,-131,-126,-222,-225,-206,-97,-95,-91,-185,-203,-199,-103,-106,-111,-133,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nbd2 b6 6. Bd3 {D30: Queen's Gambit Declined: Systems without Nc3} Bb7 7. O-O Nbd7 (7... Be7 8. e4 dxe4 9. Nxe4 Nbd7 10. Bf4 Nxe4 11. Bxe4 Nf6 12. Bc2 O-O 13. Qe2 c5 14. Rad1 cxd4 15. Be5 Nd7 16. Bxd4 Qc7 17. Ne5 Nxe5 18. Bxe5 Qc6 19. Qg4 g6 20. Rd3 Qe4 21. Qxe4 Bxe4 {½-½ (41) Andreikin,D (2741)-Duda,J (2730) Khanty-Mansiysk 2019}) 8. e4 {White has an edge.} dxe4 9. Nxe4 Nxe4 10. Bxe4 Bd6 11. Qe2 Qc7 12. Bg5 h6 13. Bh4 $146 ({Predecessor:} 13. Bd2 O-O 14. Rfd1 Rfe8 15. Rac1 {1-0 (42) Bellin,J (2163)-Anderson,J (2205) Kilkenny 1999}) 13... O-O 14. Rad1 Rfe8 15. Bg3 Bxg3 16. fxg3 Rad8 17. c5 (17. b4 $11 {remains equal.}) 17... bxc5 $17 {[%cal Bb6c5,Bc5d4][%mdl 32]} 18. g4 (18. Ne5 $17 Nxe5 19. dxe5) 18... cxd4 $1 $19 19. g5 c5 (19... Nc5 $1 $19 20. Bb1 Rd5) 20. gxh6 gxh6 21. Nd2 (21. Bxb7 $17 Qxb7 22. Qd2) 21... f5 22. Qh5 Nf8 ({And not} 22... fxe4 23. Qg6+ Kh8 24. Rf7 $1 {[%mdl 512]} Qxh2+ 25. Kxh2 Rg8 26. Qxh6#) (22... Kg7 $19 {aiming for ...Nf6.} 23. Bxb7 Qxb7) 23. Bxb7 $17 Qxb7 24. Rf3 {[#] Black must now prevent Rg3+.} Kh7 {[#]} (24... Re7 $1 $17 {And now ...Rg7 would win.} 25. Qxh6 Rg7) 25. Ne4 $1 $11 {[%cal Re4f6][%mdl 512] The position is equal.} Re7 ({Not} 25... Qxe4 $2 26. Qf7+ Kh8 27. Rg3 $18) 26. Ng5+ Kg7 27. Rg3 hxg5 28. Qxg5+ Kf7 {Hoping for ...Ke8.} 29. Qh5+ Kf6 30. Qh8+ Kf7 {...Ke8 is the strong threat.} 31. Qh5+ Kf6 32. Qh8+ {Accuracy: White = 46%, Black = 60%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "3"]
[White "Vidit, Santosh Gujrathi"]
[Black "Nepomniachtchi, Ian"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "2722"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,70,12,17,10,12,14,11,0,56,56,53,53,59,43,56,70,50,53,41,50,75,77,78,0,68,52,79,0,0,0,0,0,0,-31,-6,-38,-44,-43,0,-212,-222,-206,901,900,846,-29992,-29993,-29993,-29994,-29994,-29995,-29995,-29996,-29997,-29998]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 e6 9. Bb5 Bg7 10. Bxc6+ {A35: Symmetrical English: 2 Nc3 Nc6 3 Nf3} bxc6 11. O-O O-O 12. Re1 {The position is equal.} Qd6 (12... Qc7 $11) 13. Ne4 $14 {[#]} Qc7 $146 ({Predecessor:} 13... Qb4 14. Qc2 a5 15. a3 Qb6 16. Nc5 Re8 17. Ne5 f6 {1-0 (32) Giri,A (2752)-Mamedyarov,S (2804) Wijk aan Zee 2018}) 14. Bd2 Rb8 15. Qa3 f6 16. Rac1 g5 17. h3 h5 18. Ba5 Qd7 19. Nc5 Qf7 20. Re4 (20. Nd2 $16) 20... Qg6 (20... Rb5 $11) 21. Rce1 {[%cal Bc1e1,Be1e5,Be5g5][%mdl 32]} g4 {[#]} 22. hxg4 ({White should try} 22. Nh4 $1 $16 {[%cal Rh4g6]} Qg5 23. g3) 22... hxg4 $11 23. Nh4 $1 {[%cal Rh4g6]} Qh5 $36 {[%mdl 2048] Black is pushing.} 24. g3 f5 25. Re5 Bxe5 26. Rxe5 Qh6 {...Qc1+ is the strong threat.} 27. Nd3 Ba6 {[#] Strongly threatening ...Bxd3.} 28. Bd2 $1 {[%mdl 512]} Qxd2 $19 29. Qxa6 f4 $4 {[%mdl 8192]} (29... Rf6 $19 30. Ng2 Rbf8) 30. Rg5+ $18 {[%mdl 64] Double Attack} Kh8 31. Qxa7 $4 {[%mdl 8192]} (31. Ng6+ $18 Kg7 32. Ngxf4+ Kf6 33. Rxd5 exd5 34. Qxc6+ {[%mdl 64] Double Attack} Kg7 35. Qg6+ {[%mdl 64] Double Attack} Kh8 36. Ne6 Qd1+ 37. Kh2) 31... Qd1+ {Black mates.} 32. Kg2 {[#]} Ne3+ $1 {[%mdl 512]} 33. fxe3 {[#]} f3+ {Played: Rb8xb2} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "4"]
[White "Ding, Liren"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2801"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,86,12,0,6,11,13,4,5,6,0,18,13,12,12,12,12,14,0,7,6,73,52,45,40,47,41,47,49,59,35,23,0,7,0,7,0,40,19,23,20,28,11,19,10,12,12,39,0,59,67,58,56,54,32,21,0,55,32,32,19,16,21,32,0,0,0,0,0,0,0,0]} 1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. O-O Be7 8. a3 O-O 9. b4 Be6 10. b5 {A29: English Opening: Four Knights Variation with 4 g3} Nd4 {[#] aiming for ...Bb3.} 11. Rb1 f6 12. e3 Nxf3+ $1 13. Bxf3 Qc8 (13... Rb8 14. d4 Bd6 15. a4 exd4 16. exd4 Bf7 17. Qc2 Kh8 18. a5 Nc4 {1-0 (27) Carlsen,M (2861)-Topalov,V (2740) Abidjan 2019}) 14. a4 a5 15. bxa6 $146 ({Predecessor:} 15. d4 exd4 16. exd4 Bb4 17. Ne4 Rd8 18. Bf4 Bc4 {½-½ (28) Watson,R (2182)-Davidov,D (2224) GER email 2017}) 15... Rxa6 16. d4 Rd8 17. Qc2 Bf5 18. Qb3+ Be6 {[#]} (18... Kh8 $11 {remains equal.}) 19. d5 $1 $16 {[%cal Rd5e6]} Bf7 20. Rd1 Bd6 21. Ba3 Bxa3 22. Qxa3 Nc4 23. Qc5 Nd6 24. Nb5 Rxa4 25. Qxc7 Qxc7 26. Nxc7 h5 27. Ne6 Rc8 28. Rb6 $36 {[%mdl 2048] White has some pressure.} Ra6 29. Rdb1 Rc1+ 30. Rxc1 Rxb6 31. Rc7 g5 32. h4 gxh4 (32... g4 $11 33. Be2 Bxe6 34. dxe6 Kf8) 33. gxh4 $14 e4 34. Be2 Nf5 35. Rc8+ Kh7 36. Rc7 Kg8 37. Nf4 (37. Rd7 {feels hotter.} Rd6 38. Rxb7 Nxh4 39. Rb5 Kh7 40. Nf4) 37... Nxh4 38. Bxh5 Bxh5 39. Nxh5 {KRN-KRN} Nf5 40. Nf4 Kf8 {The position is equal.} 41. Kg2 Rb2 42. Ne6+ Ke8 43. Ng7+ Nxg7 {Accuracy: White = 58%, Black = 66%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "4"]
[White "Nepomniachtchi, Ian"]
[Black "Giri, Anish"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2773"]
[BlackElo "2776"]
[Annotator "TA RC"]
[PlyCount "53"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,10,6,6,5,12,8,0,8,0,10,10,9,9,10,0,25,0,0,0,0,-13,0,-4,0,-4,9,-11,0,-8,42,39,54,54,72,71,245,261,255,224,226,225,404,393,376,380,427,415,412,405,527,424,457,456,420,451,451,451,451,450,521,509,507,452]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e4 Bb4 5. d3 d6 6. a3 {A28: English Opening: Four Knights Variation} (6. Be2 Bg4 7. a3 Bc5 8. b4 Bb6 9. Be3 Bxf3 10. Bxf3 Nd4 11. Na4 Nxf3+ 12. Qxf3 Bxe3 13. Qxe3 O-O {½-½ (36) Carlsen,M (2882)-Giri,A (2779) Saint Louis 2019}) 6... Bc5 7. b4 Bb6 8. Na4 {The position is equal.} Bd4 9. Rb1 Bg4 10. Be2 Bxf3 11. Bxf3 Qe7 $146 ({Predecessor:} 11... Nd7 12. Bd2 Nf8 13. Nc3 Ne6 {½-½ (46) Gelfand,B (2655)-Deac,B (2609) Skopje 2019}) 12. Bd2 O-O 13. g3 a5 14. b5 Nd8 15. Nc3 c6 16. O-O Ne6 17. Bg2 Nd7 18. Kh1 Ndc5 19. Be1 Rac8 20. a4 Qc7 21. Ne2 Ra8 22. f4 exf4 $2 {[#]} (22... Nd7 $16) 23. gxf4 $18 f5 24. exf5 Rxf5 25. Bh3 Rf6 $2 (25... cxb5 26. Nxd4 (26. Bxf5 $2 {is the wrong capture.} Qc6+ 27. Be4 Nxe4 $19) (26. Rxb5 Raf8 $16) 26... Nxd4) 26. f5 Raf8 27. fxe6 {Played: Be1-g3} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "4"]
[White "Aronian, Levon"]
[Black "Vidit, Santosh Gujrathi"]
[Result "1/2-1/2"]
[ECO "C80"]
[WhiteElo "2772"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,63,0,16,0,7,-8,-16,-8,-14,-10,16,16,0,-55,-14,-20,-18,-53,-23,-16,0,-53,-23,-16,0,0,0,0,0,0,0,0,0,-20,0,0,0,-4,0,-14,-10,-45,0,-29,-31,-98]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. Nxe5 Nxe5 9. dxe5 c6 10. Be3 Be7 11. c3 {C80: Open Ruy Lopez: Sidelines and 9 Nbd2} O-O (11... Bf5 12. Bc2 Qd7 13. Bxe4 dxe4 14. Qxd7+ Kxd7 15. Nd2 Ke6 16. Nb3 Kxe5 17. Bd4+ Kf4 18. f3 Kg5 19. fxe4 Bxe4 20. Bxg7 {½-½ (36) Melkumyan,H (2660)-Santos Ruiz,M (2543) Caleta 2019}) 12. Bc2 f5 13. exf6 {The position is equal.} Nxf6 14. h3 Bd6 $146 ({Predecessor:} 14... Be6 15. Nd2 Qc8 16. Nf3 Bd6 17. Ng5 Bf5 18. Qb1 Bxc2 19. Qxc2 {½-½ (26) Reeh,O (2449)-Holzke,F (2479) Germany 2005}) 15. Nd2 Be6 16. f4 (16. Nb3 $11) 16... Re8 {With the idea ...Bxh3!} 17. Qf3 c5 18. Rae1 Bf7 19. Bf2 Qc7 20. g3 (20. Bh4 $11) 20... Bh5 21. Qg2 Be2 22. Ne4 $1 {[%cal Re4f6] Strongly threatening Nxf6+.} Bxf1 23. Nxf6+ gxf6 24. Qxd5+ Kh8 25. Rxf1 Rad8 {And now ...Bxf4 would win.} 26. Qh5 Bf8 27. Rd1 Rxd1+ 28. Qxd1 Qf7 29. b3 c4 30. bxc4 bxc4 31. h4 f5 32. Qf3 {Accuracy: White = 31%, Black = 54%.} (32. Ba4 $15 Rb8 33. Bc6) 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "4"]
[White "Anand, Viswanathan"]
[Black "So, Wesley"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2757"]
[BlackElo "2760"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,99,25,23,16,20,20,20,0,0,0,0,0,0,0,0,-7,25,25,18,23,29,20,35,42,39,35,41,41,41,41,42,41,42,34,42,42,42,42,42,42,42,42,42,41,41,42,41,41,42,36,129,102,104,119,110,105,167,196,178,184,227,225,311,303,465,450,416,408,6434,6175,29987,29988,29992,1031,29978,29979,29979,29979,29982,29983,29983,29984,29984,29985,29985,29986,29986,29978,29978,29979,29979,29980]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} Be6 (6... Nd7 7. Nc4 f6 8. Qe2 Nf8 9. Be3 Bxe3 10. Nxe3 Ne6 11. O-O-O c5 12. g3 Nd4 13. Nxd4 cxd4 {½-½ (36) Anand,V (2757)-So,W (2760) Bucharest 2019}) 7. O-O Bd6 8. d4 {The position is equal.} Nd7 $1 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. f4 Bd4+ 12. Kh1 f5 13. Qh5+ g6 {[#]} 14. Qe2 $146 O-O 15. Nf3 {Black must now prevent exf5.} Bf6 {Threatening ...fxe4.} 16. e5 Be7 17. Rd1 Qe8 18. Nd4 Qf7 19. Nxe6 Qxe6 20. Be3 Rad8 21. c4 a6 22. b3 Kf7 23. h3 h5 24. Bf2 Rxd1+ 25. Rxd1 Rd8 26. Rxd8 Bxd8 27. Qe1 Qe7 28. Kh2 Ke6 29. Qd2 Qd7 (29... g5 $14) 30. Qb4 $16 {Strongly threatening Qf8.} Kf7 31. Qxb7 Qd2 32. e6+ ({Not} 32. Qxc6 $2 Qxf2 33. Qd5+ Ke7 $19) 32... Kg7 (32... Kxe6 $16 {was worth a try.} 33. Qxc6+ Kf7) 33. Bg1 $1 $18 ({Inferior is} 33. Qxc6 Qxf2 34. Qd7+ Kh6 $11) 33... Qxf4+ 34. Kh1 Qd6 35. Qxa6 Qxe6 36. Qa7 $1 g5 {[#]} (36... f4 $142 37. Qd4+ Bf6 38. Qxf4 Qd6 39. Qxd6 cxd6) 37. a4 $1 g4 38. Qe3 Qc8 (38... Qg6 $142 39. a5 c5 40. Qe5+ Kf7 41. Bxc5 gxh3 42. gxh3 f4 43. Qxf4+ Ke8) 39. Qe8 {[%mdl 64] Double Attack} gxh3 40. Bd4+ Kh6 41. Bf6 (41. Qf8+ $142 Kg5 42. Bf6+ {[%mdl 64] Double Attack, Pin} Kf4 {[#]} 43. Qe8 $1 {[%mdl 576] Double Attack} Bxf6 44. Qxc8 Bd4 45. Qxc7+ Ke3 46. Qxc6) 41... hxg2+ 42. Kxg2 {White mates.} f4 {[#]} 43. Qg8 $1 {[%csl Gf6][%cal Rg8g7][%mdl 512]} Qd7 44. Qg5+ $1 {[%mdl 64] Double Attack} Kh7 45. Qxh5+ Kg8 46. Qh8+ Kf7 47. Qg7+ Ke6 48. Qxd7+ Kxd7 49. Bxd8 Kxd8 50. Kf3 {Accuracy: White = 82%, Black = 49%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "4"]
[White "Harikrishna, Pentala"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "E51"]
[WhiteElo "2731"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,134,-4,7,10,6,0,34,0,0,0,0,0,0,0,0,-18,-8,-23,0,-47,-52,-36,-42,-58,-61,-63,-31,-37,-41,-18,-31,-112,-97,-89,-51,-112,-105,-177,-118,-256,-201,-183,-101,-170,-162,-517,-501,-442,-342,-344,-329,-338,-213,-212,-130,-131,-138,-125,-101,-102,-74,-69,-46,-38,-16,-15,-17,-10,-11,-246,-223,-375,-419,-1014,-977,-1023,-1016,-1009,-947,-934,-895,-872,-872,-872,-866,-838,-831,-843,-826,-839,-487,-541,-541,-529,-511,-1237,-1017,-1467,-1338,-1241,-1118,-1372,-1288,-2715,-2523,-1990,-2024,-1545,-876,-1463,-1356,-1358,-1293,-664,-139,-139,-139,-7063,-5595,-29968,-29969,-29965,-29962,-9142,-7728]} 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Bd2 Nf6 5. Nf3 O-O 6. e3 Nbd7 7. Rc1 {E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5} Be7 8. Qc2 a6 9. a4 $146 {White is slightly better.} ({Predecessor:} 9. c5 c6 10. Bd3 Qc7 11. Na4 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. O-O Ne4 {½-½ (60) Aleksandrov,A (2602)-Melkumyan,H (2660) Batumi 2018}) 9... c5 10. cxd5 exd5 11. Be2 b6 12. O-O Bb7 13. Rfd1 Re8 14. Ne5 Rc8 15. Bf3 Bd6 16. Nxd7 Qxd7 17. dxc5 bxc5 18. Be1 d4 {White must now prevent ...Bxf3.} 19. Bxb7 Qxb7 20. exd4 Qb8 $36 {[%mdl 2048] Black has good play.} 21. d5 (21. g3 $15) 21... Bxh2+ $17 22. Kf1 Be5 23. Rd3 (23. f3 $1 $15) 23... Bd4 24. Rcd1 (24. Ne2 $17 {was necessary.}) 24... h6 (24... Ng4 $19 {Threatens to win with ...Re7.} 25. Ne2 Rcd8 26. Nxd4 cxd4) 25. Rg3 (25. Ne2 $17) 25... Rcd8 26. Bd2 {intending Bxh6.} Kh8 (26... Nxd5 $19 27. Bxh6 Nb4) 27. Bc1 (27. Rf3 $17) 27... Qe5 $19 28. Qd2 $2 (28. Be3 {is a better chance.}) 28... Bxc3 29. Rxc3 Rxd5 {Played: Nf6-e4} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "5"]
[White "Carlsen, Magnus"]
[Black "Ding, Liren"]
[Result "0-1"]
[ECO "C85"]
[WhiteElo "2870"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,70,8,10,0,17,0,0,-6,0,0,8,-5,11,6,0,0,0,0,0,0,0,0,15,15,29,0,0,0,0,0,0,-64,-59,-55,-112,-77,0,-14,0,-128,-75,-117,-101,-99,-101,-511,-71,-509,-502,-518,-490,-1102,-1098,-1534,-1492,-29998,-29999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. d3 Nd7 8. Nbd2 O-O 9. a4 {C85: Closed Ruy Lopez: Deferred Exchange Variation} a5 10. b3 $146 ({Predecessor:} 10. Nc4 Bf6 11. h3 Re8 12. Nh2 Nf8 13. Ng4 Ng6 14. Bd2 b6 15. Bc3 h5 16. Nxf6+ Qxf6 17. Bd2 h4 18. Qh5 {½-½ (18) Hovhannisyan,R (2522)-Petrosian,T (2613) Jermuk 2010}) 10... f6 11. Nh4 {The position is equal.} Nc5 12. Nf5 Ne6 13. Nc4 b6 (13... Bc5 {looks sharper.} 14. Be3 Bb4 15. Bd2 b6 16. Ng3 Ba6) 14. Nxe7+ Qxe7 15. Ne3 g6 16. Bb2 c5 17. Qd2 Bb7 18. Rae1 Rad8 19. f3 Kf7 20. Qf2 Ke8 21. Qh4 Kd7 22. f4 Nxf4 23. Rxf4 (23. g3 $1 $11 Ne6 24. Rf2) 23... exf4 $15 24. Ng4 $1 {[%cal Rb2f6]} g5 ({Black should try} 24... f5 $15 25. Bf6 Qd6 26. Qxh7+ Kc8 27. Bxd8 Qxd8) 25. Qh6 $17 {[%cal Rb2f6] [#]} f5 {Played: Qe7-e6} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "5"]
[White "Giri, Anish"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2776"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,71,-4,7,15,37,37,35,33,28,45,42,34,46,28,37,35,42,15,40,41,81,73,78,0,0,0,0,-31,0,-84,-41,-47,93,94,83,93,89,100,46,0,0,0,0,0,0,0,-8,-1117,896,883,855,833]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Nc6 12. Be3 {E05: Open Catalan: 5 Nf3 Be7} b4 (12... Rc8 13. Nbd2 Bd5 14. Nb3 h6 15. Rd1 Nb4 16. Nc5 Nxa2 17. Qd2 b4 18. Nxa6 {½-½ (18) Kovalyov,A (2614)-Bruzon Batista,L (2711) Montreal 2012}) 13. Nbd2 Bd5 14. Bg5 $146 {White is slightly better.} ({Predecessor:} 14. Rd1 Ng4 15. Bf4 Nxd4 16. Nxd4 Bxg2 17. N2f3 Bxf3 18. exf3 e5 19. Nc6 Qe8 20. fxg4 exf4 21. Re1 fxg3 22. Nxe7+ Kh8 23. hxg3 Qd7 24. Qd1 {1-0 (24) Zubritskiy,A (2422)-Saveliev,A (2335) St Petersburg 2016}) 14... Nxd4 15. Nxd4 {Hoping for Nc6.} Bxg2 16. Nxe6 fxe6 17. Kxg2 Qd5+ 18. Nf3 c5 19. Qc2 c4 20. Rad1 Qb5 21. Rd4 $36 {[%mdl 2048] White is really pushing.} Rac8 {[#]} 22. Rh4 (22. Rc1 $1 $16) 22... c3 23. Bxf6 Bxf6 24. Qxh7+ Kf7 25. Rh5 (25. Rf4 $11) 25... Qxe2 26. Re1 Qxe1 (26... Rh8 $1 $15 {stays ahead.} 27. Rxe2 Rxh7 28. Rxh7 cxb2 29. Rxb2 (29. Nd2 $2 Rc2 $19) 29... Bxb2) 27. Nxe1 $16 cxb2 {[#] White must now prevent ...Rh8!} 28. Nd3 $1 {[%cal Rd3b2] Nxb2! is the strong threat.} Rh8 29. Qe4 {White threatens Qb7+ and mate.} Rxh5 ({Don't go for} 29... b1=Q $2 30. Qb7+ Be7 31. Ne5+ Kf6 32. Qf3+ Qf5 33. Nd7+ Kg6 34. Rxf5 $18) 30. Qb7+ (30. Nxb2 $5 {[%cal Re4b7]} Rch8 31. Qb7+ Kg8 32. Nd3 $14) 30... Be7 $1 31. Nxb2 Rc2 32. Nd3 Rxa2 33. g4 Rd5 34. Nxb4 $2 {[%mdl 8192]} (34. Nf4 $11 Rd4 35. Kg3) 34... Rb5 $4 {[%mdl 8192]} (34... Rb2 $19 35. Qxa6 Rxb4) 35. Qf3+ $18 Kg8 36. Nxa2 {Accuracy: White = 51%, Black = 51%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "5"]
[White "So, Wesley"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2760"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,77,39,35,22,8,2,0,6,-30,0,0,0,-7,0,0,0,-2,11,6,6,1,5,5,6,6,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-15,0,0,0,0,0,-16,-15,-16,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. Nf3 e6 3. b3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O c5 7. Bb2 O-O 8. d4 cxd4 9. Qxd4 Nc6 {A30: Symmetrical English: Double Fianchetto and Hedgehog} 10. Qd2 d5 11. cxd5 Qxd5 $146 ({Predecessor:} 11... Nxd5 12. Rd1 Rc8 13. Nc3 Bb4 14. a3 Nxc3 15. Bxc3 Bxc3 16. Qxc3 Qe7 17. Qe3 {½-½ (36) Nikolic,P (2584)-Navara,D (2646) Khanty-Mansiysk 2005}) 12. Qe3 {[#] Hoping for Ne5.} Qe4 13. Qxe4 $1 {The position is equal.} Nxe4 14. Nfd2 Nxd2 15. Nxd2 Rac8 16. Rac1 Na5 17. Bxb7 Nxb7 18. Kg2 f6 19. f4 Kf7 20. Nf3 Nd6 21. Nd4 Nf5 22. Nxf5 exf5 23. Rfd1 Ke6 24. Kf3 Rxc1 25. Rxc1 $11 {[%mdl 4096] Endgame KRB-KRB} Rd8 26. Rc6+ Rd6 27. Rc2 Rd1 28. e3 Bc5 29. Bc3 Rf1+ 30. Ke2 Rh1 31. Kd3 Kd5 32. Re2 a5 33. a4 h5 34. Be1 Rf1 35. Bc3 Rd1+ 36. Kc2 Rh1 {aiming for ...Ke4.} 37. Kd3 Rd1+ 38. Kc2 Rh1 {Threatens to win with ...Ke4.} 39. Kd3 {Accuracy: White = 75%, Black = 67%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "5"]
[White "Nakamura, Hikaru"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2741"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,17,20,4,17,0,15,11,15,13,14,7,13,11,18,-8,-8,-5,-5,-6,0,-5,-2,-9,-10,-10,-9,-8,-12,-18,-17,-16,-16,-16,-9,-6,0,-8,0,0,0,-15,0,0,0,-17,-22,-56,-24,-44,-17,-42,-15,-31,-20,-18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 b6 (5... c5 6. Nf3 cxd4 7. cxd4 Bb4+ 8. Nc3 O-O 9. Bd3 d6 10. O-O Nc6 11. Bb5 Bxc3 12. bxc3 Bd7 13. Re1 Rac8 14. e5 dxe5 15. Nxe5 Rfd8 16. Bxc6 Bxc6 {½-½ (38) Duda,J (2730)-Giri,A (2780) chess.com INT 2019}) 6. g3 {A45: Trompowsky Attack} Bb7 7. Bg2 {White wants to play e5.} Qe7 $146 ({Predecessor:} 7... Qd8 8. Ne2 d6 9. O-O Nd7 10. Nd2 Be7 11. a4 a6 12. Nc4 O-O 13. Qc2 {½-½ (32) Duong,T (2445)-Fogarasi,T (2429) Budapest 2008}) 8. Nd2 g6 9. Ngf3 Bg7 10. O-O O-O 11. Re1 d6 12. e5 Nd7 13. exd6 cxd6 14. a4 a6 {[%cal Ba7a6,Ba6b5,Bb5b4][%mdl 32]} 15. Nh4 Nf6 16. Qe2 Rab8 17. Bxb7 Qxb7 18. Ng2 b5 19. axb5 axb5 20. Ne3 b4 21. c4 Ne4 22. Nf3 f5 23. Ra5 Kh7 24. Rea1 Ra8 25. Nf1 Rxa5 26. Rxa5 Ra8 27. Rxa8 Qxa8 28. b3 Qa1 29. Qe3 g5 {Threatens to win with ...g4.} 30. h3 Qc3 31. Kg2 Kg6 32. g4 {The position is equal.} h5 33. gxh5+ Kh6 $1 34. d5 exd5 35. cxd5 Kxh5 36. Ng3+ Kg6 37. Nxe4 Qxe3 38. fxe3 fxe4 $11 {[%mdl 4096] Endgame KB-KN} 39. Nd2 Kf5 40. Nc4 Be5 41. Na5 Bc3 {Threatening ...Ke5.} 42. Nc4 Be5 43. Kf2 Kf6 44. Na5 Kf5 45. Nc4 {Accuracy: White = 68%, Black = 63%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "5"]
[White "Vidit, Santosh Gujrathi"]
[Black "Anand, Viswanathan"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2722"]
[BlackElo "2757"]
[Annotator "TA"]
[PlyCount "211"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,210,23,24,33,20,62,58,66,59,71,75,76,54,79,79,85,82,73,89,113,90,75,82,65,33,27,26,79,77,80,80,80,26,80,81,79,83,83,83,80,83,83,83,83,66,66,66,75,75,75,68,78,84,114,115,125,133,142,142,142,142,142,142,142,142,142,142,142,142,149,142,135,135,135,135,135,135,135,135,135,0,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,0,135,135,135,135,135,135,135,135,135,31,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,135,0,135,0,135,0,135,135,135,135,135,135,135,135,135,0,135,0,135,0,135,135,135,135,135,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 Bxc3 7. Bxc3 Ne4 8. Rc1 d6 9. d5 Nxc3 10. Rxc3 Nd8 {E11: Bogo-Indian} 11. Bg2 e5 (11... O-O 12. dxe6 Nxe6 13. O-O Bd7 14. Re1 Rab8 15. e4 b5 16. cxb5 Rxb5 17. b3 a5 18. Bf1 Rc5 19. Rxc5 Nxc5 20. e5 Rb8 21. Qd2 a4 {½-½ (67) Ding,L (2809)-Rapport,R (2726) Shenzhen 2019}) 12. c5 O-O {White is slightly better.} 13. cxd6 cxd6 14. O-O f5 15. Qb3 Nf7 16. Rfc1 {[#]} Qf6 $146 ({Predecessor:} 16... b6 17. Qa3 a5 18. Rc6 Ba6 19. Qe3 Qd8 20. Nd2 e4 {1-0 (50) Huzman,A (2581)-Markus,R (2555) Mallorca 2004}) 17. Rc7 e4 18. Nd2 Qd4 19. Nc4 Qxd5 20. Rd1 Qe6 21. Nxd6 Qxb3 22. axb3 Nxd6 (22... Be6 $11 23. Nxb7 Bxb3) 23. Rxd6 $16 Rf7 24. Rd8+ Rf8 {[#]} 25. Rxf8+ $1 Kxf8 {[%mdl 4096] Endgame [#] KRB-KRB} 26. f3 $1 e3 27. f4 Be6 28. Rc3 Rd8 29. Rxe3 Kf7 30. Bxb7 Rd2 31. b4 Rxb2 32. Ra3 Rxb4 33. Rxa7 Kf6 34. Bf3 Rd4 35. Kf2 Rd7 36. Ra6 Ke7 37. g4 g6 38. g5 Kf7 39. h4 Bd5 40. Bxd5+ Rxd5 {KR-KR} 41. Ra7+ Kg8 42. Re7 Rd4 43. Kf3 Ra4 44. h5 Ra3+ 45. e3 Ra1 46. h6 Ra8 47. Ke2 Rd8 48. Ke1 Kh8 49. Ke2 Kg8 50. Rc7 Kh8 51. Rc4 Kg8 52. Rd4 Re8 53. Rd7 Kh8 54. Kd3 Kg8 55. Kd4 Kh8 56. Rd5 Kg8 57. Kd3 Kh8 58. Kc4 Kg8 59. Re5 (59. Rd7 $16) 59... Rd8 (59... Rxe5 $1 $11 60. fxe5 Kf8) 60. Re7 Kh8 61. Kc5 Kg8 62. Kc6 Kh8 63. Kc7 Ra8 64. Kd7 (64. Kd6 $16) 64... Kg8 (64... Ra7+ $14 65. Ke6 Ra6+ 66. Kd5 Ra5+ 67. Kc6 Ra8) 65. Ke6 Ra6+ 66. Kd5 Ra5+ 67. Kc6 Ra8 68. Rd7 Kh8 69. Kb7 Re8 70. Kc7 Kg8 71. Kd6 Kh8 72. Kd5 Kg8 73. Kd4 ({White should play} 73. Rg7+ $16 Kh8 74. Rd7) 73... Re4+ (73... Kh8 $1 $11) 74. Kd3 Re8 75. Ke2 Kh8 76. Rb7 Kg8 77. Kd3 Kh8 78. Kd4 Kg8 79. Kd5 Kh8 80. Kd4 Kg8 81. Kd3 Kh8 $1 82. Rd7 Kg8 83. Rd4 Kh8 84. e4 fxe4+ 85. Rxe4 (85. Ke3 $16) 85... Rxe4 $11 {The position is equal.} 86. Kxe4 $16 {K3P-KPP} Kg8 87. Kd5 Kh8 88. Kd6 Kg8 89. Ke7 Kh8 90. Ke6 {Threatens to win with Kf6.} Kg8 91. Ke5 Kh8 92. Ke4 (92. f5 {is interesting.} gxf5 93. Kf4 Kg8 94. Kg3 Kf7 95. Kf3) 92... Kg8 93. Ke5 Kf7 94. Kd6 Kf8 95. Kc6 {Black must now prevent Kc5.} Kf7 96. Kd7 Kf8 97. Ke6 Kg8 $1 98. Ke7 Kh8 99. Kf6 Kg8 100. Ke6 {aiming for f5.} Kh8 101. f5 gxf5 102. Kxf5 Kg8 103. Ke6 {Strongly threatening Ke7.} Kh8 104. Kf6 {And now Ke6 would win.} Kg8 105. Ke7 {Hoping for Ke8.} Kh8 106. Kf7 {Accuracy: White = 68%, Black = 72%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "6"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2773"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,42,55,17,14,18,24,11,20,19,15,0,0,-6,-2,-36,-25,-35,-33,-61,-50,-54,-74,-65,-41,-56,-65,-55,-23,-120,-114,-118,-112,-275,-288,-356,-366,-345,-292,-359,-364,-362,-362,-394,-396,-514,-519,-625,-640,-626,-596,-670,-616]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 c6 6. Bc4 {B01: Scandinavian Defence} (6. h3 g6 7. Bc4 Be6 8. Bb3 Bxb3 9. axb3 Qe6+ 10. Ne5 Nbd7 11. O-O Nxe5 12. dxe5 Qxe5 13. Re1 Qf5 {1-0 (24) Dominguez Perez,L (2752)-Andreikin,D (2759) Hengshui 2019}) 6... Bg4 7. Be3 e6 $146 ({Predecessor:} 7... Nbd7 8. h3 Bh5 9. Qe2 e6 10. O-O-O Be7 11. g4 {0-1 (48) Moraes,F (2245)-Carvalho,L (2116) ICCF email 2007}) 8. h3 {White has an edge.} Bh5 9. g4 Bg6 $1 10. Qe2 Nbd7 11. O-O-O Be7 12. Ne5 Nxe5 13. dxe5 Qxe5 14. f4 Qc7 $1 15. Rhf1 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 16. Bb3 b4 (16... a5 $5 {[%cal Ra5a4]} 17. f5 exf5 $15) 17. Na4 {[#] And now f5 would win.} O-O $36 {[%mdl 2048] Black has some pressure.} 18. h4 {With the idea f5.} Be4 19. g5 (19. Nc5 $1 $11 Bd5 20. g5) 19... Nd5 $17 20. Bd4 Bf5 21. h5 $2 (21. Be5 $17 {was called for.} Bd6 22. Rde1) 21... Nxf4 $19 22. Qe3 Bxg5 23. Kb1 Rfd8 24. Be5 Rxd1+ 25. Rxd1 Nd5 26. Qd4 Qe7 27. Bxg7 Rd8 {Black is clearly winning.} 28. h6 {[#]} c5 {Played: Nd5-c3} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "6"]
[White "Aronian, Levon"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2772"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,130,14,12,26,15,19,4,24,6,30,21,25,28,32,34,27,33,37,22,55,0,0,0,29,-22,0,0,0,0,14,8,28,24,21,22,34,13,27,0,29,0,32,0,29,0,0,0,0,0,14,9,1,6,16,7,25,13,13,14,13,0,4,-40,-41,-57,-59,-65,-42,-59,-61,-71,-65,-86,-35,-43,-55,-63,-50,-67,-52,-93,-87,-98,0,-96,-88,-217,-217,-237,-268,-240,-259,-243,-258,-245,-213,-354,-347,-444,-426,-435,-434,-410,-420,-500,-508,-504,-484,-566,-416,-711,-683,-754,-745,-845,-845,-833,-819,-822,-777]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 O-O 7. Re1 h6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 8. Nbd2 a5 9. Nf1 Ne7 {The position is equal.} 10. Ng3 Ng6 11. Bb3 c6 12. d4 Bb6 13. h3 Re8 {[#]} 14. Be3 $146 ({Predecessor:} 14. Bc2 Bc7 15. Be3 {½-½ (56) So,W (2780)-Nakamura,H (2777) chess.com INT 2018}) 14... exd4 15. Bxd4 Bc7 16. Qd2 ({Better is} 16. Qc2 $14) 16... a4 $11 17. Bc2 Ne5 18. Nh2 (18. Qe2 $142) 18... c5 19. Bxe5 dxe5 20. Qe2 Be6 21. Bd3 a3 22. b3 Ba5 23. Rac1 g6 24. Bc4 Kg7 25. Nf3 Bd7 26. Bb5 Qc7 27. Nf1 {[%cal Bg3f1,Bf1d2,Bd2c4][%mdl 32]} Bc6 28. N1d2 Qd7 29. Bxc6 Qxc6 30. b4 Bc7 31. b5 Qe6 32. Qc4 Qxc4 33. Nxc4 Ra4 34. Nfd2 Nd7 35. Kf1 Nb6 36. Ne3 Bd8 37. c4 Bg5 38. Ke2 Bxe3 39. fxe3 Rb4 {And now ...Rb2 would win.} 40. Rc2 Rd8 41. Rec1 Rb2 42. g4 Na4 (42... Ra8 $17) 43. Nb1 $15 Ra8 44. Kd3 Rb4 $36 {[%mdl 2048] Black fights for an advantage.} 45. Ke2 Nb6 46. Nd2 {[#]} Rb2 $1 47. Kd3 Rd8+ 48. Ke2 Kf6 49. Rxb2 (49. h4 $17 {was necessary.}) 49... axb2 $17 {[%mdl 4096] Endgame KRN-KRN} 50. Rb1 Na4 {[#] Threatens to win with ...Nc3+.} 51. Rf1+ Ke6 {Strongly threatening ...Nc3+.} 52. Nb1 Nb6 53. Nd2 Ra8 54. Rb1 (54. Kd3 $142) 54... Rxa2 $19 {aiming for ...Na4.} 55. Kd3 Ra3+ 56. Kc2 Rxe3 57. Rxb2 Rxh3 58. Rb1 Nc8 59. Nb3 b6 60. Ra1 Rh4 61. Ra6 (61. Rg1 $142) 61... Kd7 {Black is clearly winning.} 62. Kd3 Rxg4 63. Ra1 Rg3+ 64. Kc2 h5 65. Rf1 Ke6 {Accuracy: White = 39%, Black = 57%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "6"]
[White "So, Wesley"]
[Black "Vidit, Santosh Gujrathi"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2760"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,79,0,0,0,0,10,10,10,0,16,23,29,25,19,19,30,6,38,0,0,0,0,0,0,0,0,-4,0,0,0,-49,-43,-43,-46,-45,-34,-54,-33,-48,-35,-40,-28,-41,0,-48,-25,-100,-25,-23,0,-105,-18,-47,0,0,0,0,0,0,0,-4]} 1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 c6 {E05: Open Catalan: 5 Nf3 Be7} 12. a4 Nbd7 13. Nc3 Bg6 14. Nh4 Rc8 15. Nxg6 hxg6 16. axb5 axb5 17. Rd1 Qb6 {[#]} 18. e3 $146 ({Predecessor:} 18. Bg5 Rfe8 19. h4 {½-½ (36) Matlakov,M (2710)-Tomashevsky,E (2706) Izhevsk 2019}) 18... Rfd8 19. Qb1 c5 20. d5 b4 21. Na4 $1 {[%cal Ra4b6]} Qd6 22. e4 $1 exd5 23. Bf4 Ne5 24. exd5 Nfd7 25. b3 g5 $1 {[%cal Rg5f4]} 26. Bxe5 Nxe5 27. Nb2 Bf6 28. Qc2 Ra8 29. Ra4 Rxa4 30. Nxa4 Rc8 31. Nb2 g4 32. h4 Ra8 33. Na4 {[#]} (33. Nd3 $11 {remains equal.}) 33... Nd7 ({Black should try} 33... c4 $1 $17 34. bxc4 Nf3+ 35. Bxf3 gxf3) 34. Qe4 Ne5 (34... Bd4 $11) 35. Qc2 $17 {[#]} Rc8 (35... c4 $1 $17 36. bxc4 Nf3+ 37. Bxf3 gxf3) 36. Nb2 Rc7 37. h5 {The position is equal.} Ra7 38. Na4 Rc7 39. Nb2 Ra7 40. Na4 {Accuracy: White = 45%, Black = 43%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "6"]
[White "Anand, Viswanathan"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2757"]
[BlackElo "2776"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,46,14,10,17,24,25,15,0,13,3,0,0,0,0,6,0,0,-8,0,0,0,0,28,-20,-23,-22,-15,-37,-35,-42,0,0,0,-12,-12,-18,-14,-8,-7]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} (6. Nbd2 Re8 7. O-O a6 8. Bxc6 dxc6 9. Nc4 Nd7 10. Re1 Bf8 11. d4 exd4 12. cxd4 Nb6 13. Nxb6 cxb6 {1-0 (39) Anand,V (2779)-Giri,A (2797) Shamkir 2019}) 6... d5 7. exd5 Qxd5 8. Qb3 Bf5 $146 ({Predecessor:} 8... Qd6 9. Nbd2 Be6 10. Qa4 Ne7 11. Ne4 Nxe4 12. Qxe4 Ng6 13. Bc4 {½-½ (34) Vachier Lagrave,M (2780)-Eljanov,P (2703) Batumi 2018}) 9. Qxd5 Nxd5 10. Bxc6 bxc6 11. Nxe5 Bd6 12. d4 c5 13. Nf3 Rfe8 14. dxc5 Bxc5 15. Nbd2 Bd3 16. Rd1 Be2 17. Re1 Bb6 {Threatening ...Nf4.} 18. g3 a5 {[%mdl 1024] Black has compensation.} 19. a4 Re7 20. Nh4 {The position is equal.} Rae8 {Threatens to win with ...Ba6.} 21. Nf1 Bg4 22. Rxe7 Rxe7 {[#]} ({Much worse is} 22... Nxe7 23. Be3 $14) 23. Be3 $1 {[%mdl 512]} Nxe3 {Accuracy: White = 53%, Black = 63%.} (23... Bxe3 24. Nxe3) 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "6"]
[White "Harikrishna, Pentala"]
[Black "Ding, Liren"]
[Result "0-1"]
[ECO "C92"]
[WhiteElo "2731"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,92,18,21,8,13,0,0,0,0,0,0,0,-49,-46,-59,-56,-55,-63,-69,-64,-69,-70,-66,-65,-74,-60,-94,-51,-42,-33,-42,-28,-42,-30,-70,-33,-54,-40,-52,-57,-68,-52,-225,-226,-282,-273,-272,-267,-314,-254,-451,-481,-508,-513,-817,-812,-790,-745,-29991,-29992,-29992,-29993,-29996,-29997,-29998,-29999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Re8 10. d4 Bb7 11. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Bf8 12. d5 Nb8 {[%cal Bc6b8,Bb8d7,Bd7c5][%mdl 32]} 13. Nf1 Nbd7 14. Ng3 h6 15. Nh2 Nc5 {C92: Closed Ruy Lopez: 9...Be6, Karpov and Flohr-Zaitsev Variations} (15... c6 16. dxc6 Bxc6 17. Ng4 Nc5 18. Bc2 Rc8 19. Qf3 Nxg4 20. Qxg4 g6 21. Be3 Bg7 22. Rad1 Qe7 23. Qe2 {½-½ (35) Wang,H (2698)-Ivanchuk,V (2729) Danzhou 2017}) 16. Bc2 c6 {[%cal Rc6d5]} 17. b4 Ncd7 {[%cal Rc6d5] The position is equal.} 18. dxc6 Bxc6 19. Bb3 a5 20. bxa5 Rxa5 21. Ng4 Nc5 22. Nxf6+ $146 ({Predecessor:} 22. Rb1 Nxg4 23. Qxg4 {½-½ (45) Rivas Romero,G (2365)-Cilloniz Razzeto,A (2388) ICCF email 2007}) 22... Qxf6 23. Bd5 Bxd5 24. Qxd5 Qe6 25. Qxe6 fxe6 26. Be3 Rc8 27. Rab1 Na4 28. Ne2 $1 Rc4 29. f3 $1 d5 30. exd5 exd5 31. Bd2 Nc5 32. Nc1 e4 $36 {[%mdl 2048] Black has good play.} 33. Rd1 exf3 34. gxf3 Ne6 35. Be3 $2 (35. Be1 $15) 35... Rxc3 $19 36. Bd2 Bc5+ 37. Kg2 Rc2 {[#] White must now prevent ...Be3.} 38. Kf1 Ra7 39. Rxb5 $2 (39. Rb3 {is a better defense.}) 39... Rf7 40. Rb3 Nd4 $1 {[%csl LRb3,LRf3]} 41. Rd3 (41. f4 $142 Nxb3 42. axb3) 41... Nxf3 42. Kg2 Nh4+ (42... Nxd2 $2 43. R3xd2 Rc3 44. Nd3 $19) 43. Kg3 Bd6+ {Black mates.} 44. Kxh4 {[#]} Rc4+ $1 45. Kh5 Kh7 {[%csl Gh7][%cal Rg7g6]} 46. Bxh6 g6+ {Accuracy: White = 39%, Black = 87%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "7"]
[White "Carlsen, Magnus"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2870"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,111,0,-11,0,0,6,1,3,0,13,0,0,-8,0,-30,0,0,0,-17,-25,-13,0,0,16,17,28,17,32,15,10,14,6,0,1,0,0,0,14,13,24,20,30,39,36,0,0,0,0,0,47,0,73,58,225,222,438,438,438,438,438,438,438,438,903,895,895,895,895,895,888,888,888,881,881,875,866,866,838,549,549,548,548,548,551,510,29945,29945,29950,29953,29958,29957,29953,9115,29976,29977,29977,29978,29977,29979,29979,29979,29978,29979]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d3 d5 5. cxd5 Nxd5 6. e4 Nb6 {A28: English Opening: Four Knights Variation} 7. Be2 Be7 8. Be3 O-O {The position is equal.} 9. O-O Be6 10. a4 a6 $146 ({Predecessor:} 10... Nd7 11. d4 exd4 12. Nxd4 Nxd4 13. Qxd4 c6 14. a5 {1-0 (37) Carlsen,M (2733)-Topalov,V (2780) Morelia/Linares 2008}) 11. a5 Nd7 12. d4 exd4 13. Nxd4 Nxd4 14. Bxd4 Nc5 15. Be3 Qxd1 16. Rfxd1 Rfd8 17. Nd5 Bxd5 18. exd5 {And now Rac1 would win.} Nd7 19. Bf4 (19. Rac1 {is interesting.} Bd6 20. g3 g6 21. Bf3 Re8 22. Rc3) 19... Bd6 20. Bxd6 cxd6 21. Rac1 Nf6 22. Rc7 Rab8 23. Bf3 b6 24. b4 bxa5 25. bxa5 Rb5 26. Ra1 Nxd5 27. Bxd5 Rxd5 $14 {[%mdl 4096] Endgame KRR-KRR} 28. Ra7 g6 29. h3 Rb8 30. Rxa6 Kg7 (30... Rd2 $11 {keeps the balance.}) 31. Rc6 $16 {a6 is the strong threat.} Rb2 $2 (31... Ra8 $14) 32. a6 $18 {Threatens to win with a7.} Rdd2 $2 (32... Rdb5 33. Rcc1 (33. Rxd6 Rb1+ 34. Rxb1 Rxb1+ 35. Kh2 Rb3 $16) 33... Rb8) 33. a7 Rxf2 {[#]} 34. Rc2 $1 {[%cal Rc2f2][%mdl 64] Promotion} ({Worse is} 34. a8=Q Rxg2+ 35. Kf1 Rbf2+ 36. Ke1 Re2+ 37. Kf1 (37. Kd1 Ref2 $11) 37... Rgf2+ 38. Kg1 Rg2+ 39. Kh1 (39. Kf1 Rgf2+ 40. Kg1 Rg2+ 41. Kh1 Rh2+ {[%mdl 64] Double Attack} 42. Kg1 Rhg2+ $11) 39... Rh2+ 40. Kg1 Rhg2+ 41. Kh1 (41. Kf1 Rgf2+ 42. Kg1 Rg2+ $11) 41... Rh2+ 42. Kg1 Rhg2+ $11) 34... Rbxc2 35. a8=Q h5 36. Qe4 Rce2 (36... Rcd2 $142 37. g4 hxg4) 37. Qd4+ {[%mdl 64] Double Attack} Rf6 38. Rf1 Re5 39. Rxf6 Kxf6 40. Qxd6+ {KQ-KR} Re6 41. Qf8 Re5 42. Kf2 Rf5+ 43. Ke3 Re5+ 44. Kd4 {[#] White threatens Qh8+ and mate.} Re2 45. g4 hxg4 46. hxg4 Rg2 47. Qh8+ Ke7 (47... Kg5 $18 48. Qd8+ Kxg4) 48. Qh3 Rd2+ 49. Ke5 Re2+ 50. Kf4 Re6 51. Kg5 (51. Qa3+ $142 Kf6 52. Qc3+ Ke7 53. Qb4+ Kf6 54. Qd4+ Ke7 55. Qc5+ Kf6 56. Qd4+ Ke7 57. Qc5+ Kf6 58. Qc3+ Ke7 59. Kg5) 51... Re5+ 52. Kh6 {White mates.} g5 53. Kg7 Re6 54. Qa3+ Ke8 55. Qa8+ Ke7 56. Qb7+ {Accuracy: White = 77%, Black = 39%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "7"]
[White "Ding, Liren"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2801"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,104,9,16,12,6,14,16,12,14,9,4,0,0,0,99,100,116,109,101,108,107,103,100,92,192,241,190,12,304,210,218,218,228,221,223,177,225,225,225,225,224,216,244,243,361,361,361,354,397,394,496,496,496,493,608,606,533,411,414,407,475,475,452,404,401,402,475,469,406,394,394,359,480,475,465,297,457,297,297,297,297,240,547,531,516,82,82,82,86]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 e6 9. Bb5 Bg7 10. O-O {A35: Symmetrical English: 2 Nc3 Nc6 3 Nf3} O-O 11. Bxc6 bxc6 12. Re1 {The position is equal.} (12. Na4 Qd6 13. Re1 Rb8 14. Qd1 Ne7 15. b3 Nf5 16. Bb2 Rd8 17. Qc2 Nxd4 18. Bxd4 Bxd4 19. Nxd4 Qxd4 {0-1 (132) So,W (2776)-Nepomniachtchi,I (2774) Saint Louis 2019}) 12... Qc7 13. h3 Rb8 14. Qd1 Ne7 15. Ne5 c5 $146 {[#]} (15... Rb7 $11) ({Predecessor:} 15... Qd8 16. a3 a5 17. Ra2 Bb7 {1-0 (33) Rasmussen,A (2541)-Ochsner,B (2486) Svendborg 2019}) 16. Bf4 $1 $16 cxd4 {[#]} 17. Nxg6 $1 {[%mdl 576] Discovered Attack} e5 (17... Nxg6 18. Bxc7) 18. Nxe5 {And now Ng6! would win.} ({And not} 18. Nxe7+ Qxe7 19. Qxd4 exd4 $17) 18... dxc3 {[#]} 19. Ng6 $1 $36 {[%mdl 2560] White is in control.} cxb2 (19... Nxg6 20. Bxc7) 20. Rb1 Nxg6 (20... Qb6 $16 21. Nxe7+ Kh8) 21. Bxc7 $18 Rb7 22. Bd6 $2 (22. Qc2 $18) 22... Rd8 $2 {[%mdl 8192]} (22... Rd7 $1 $11 {and Black is okay.}) 23. Qc2 Be6 24. Ba3 Rdb8 25. Rxe6 fxe6 26. Qe4 Rb6 27. Bc5 Ra6 28. Bd4 Bxd4 29. Qxd4 Rxa2 30. Kh2 Kf7 (30... Rb6 {was called for.} 31. f4 Rb5) 31. Qc4 (31. Qd7+ Ne7 $16) 31... Ra1 {...Rb6 is the strong threat.} 32. Qc7+ Ne7 {Strongly threatening ...Rb6.} 33. Qf4+ Kg6 34. Qxb8 ({Not} 34. Qe4+ Kf6 $18) 34... Rxb1 {[%mdl 4096] Endgame KQ-KRN} 35. Qb3 ({Less strong is} 35. Qe8+ Kh6 $16) 35... Kf7 36. Qc2 Rc1 37. Qxb2 Rc5 38. Qd4 Ra5 39. g4 h5 40. Kg3 hxg4 41. hxg4 a6 42. f3 Rd5 43. Qf4+ Kg7 44. Qc7 Kf7 45. f4 a5 46. Kh4 Ke8 (46... a4 {is a better defense.} 47. Qa7 a3 48. Qxa3 Rd4) 47. Qb8+ Kf7 48. Qa7 Ke8 49. g5 Rf5 $2 (49... e5 {is a better chance.} 50. fxe5 Rxe5) 50. Kh5 Kf7 51. Kh6 $2 (51. Qc7 $18 {and White stays clearly on top. Hoping for Kh6.} Kf8 52. Qd8+ Kf7 53. Kh6) 51... Rxf4 $16 {[%cal Rf4h4]} 52. Kh5 Rf5 {Accuracy: White = 71%, Black = 49%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "7"]
[White "Giri, Anish"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "E08"]
[WhiteElo "2776"]
[BlackElo "2760"]
[Annotator "RC"]
[PlyCount "99"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeMode "Bronstein"]
[TimeControl "300+3"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. g3 {[%emt 0:00:00]} Bb4+ {[%emt 0:00:00]} 5. Bd2 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 6. Bg2 {[%emt 0:00:00]} Nbd7 {[%emt 0:00:00]} 7. O-O {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 8. Qc2 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 9. Bf4 {[%emt 0:00:00]} b6 {[%emt 0:00:02]} 10. cxd5 {[%emt 0:00:00]} cxd5 {[%emt 0:00:02]} 11. Rc1 {[%emt 0:00:00]} Bb7 {[%emt 0:00:08]} 12. Bc7 {[%emt 0:00:00]} Qe8 {[%emt 0:00:10]} 13. Qb3 {[%emt 0:00:00]} Rc8 {[%emt 0:00:09]} 14. Na3 {[%emt 0:00:00]} Ba6 {[%emt 0:00:23]} 15. Nb5 {[%emt 0:00:00]} Bxb5 {[%emt 0:00:19]} 16. Qxb5 {[%emt 0:00:00]} Nc5 {[%emt 0:00:08]} 17. Qxe8 {[%emt 0:00:00]} Rfxe8 {[%emt 0:00:03]} 18. Bf4 {[%emt 0:00:00]} Na4 {[%emt 0:00:20]} 19. Rxc8 {[%emt 0:00:00]} Rxc8 {[%emt 0:00:03]} 20. Rc1 {[%emt 0:00:00]} Rxc1+ {[%emt 0:00:10]} 21. Bxc1 {[%emt 0:00:00]} Nd7 {[%emt 0:00:03]} 22. Ne1 {[%emt 0:00:08]} b5 {[%emt 0:00:09]} 23. Nd3 {[%emt 0:00:09]} f5 {[%emt 0:00:08]} 24. Bd2 {[%emt 0:00:20]} Nab6 {[%emt 0:00:12]} 25. b3 {[%emt 0:00:10]} Nb8 {[%emt 0:00:06]} 26. Ne5 {[%emt 0:00:28]} N6d7 {[%emt 0:00:08]} 27. Nxd7 {[%emt 0:00:17]} Nxd7 {[%emt 0:00:03]} 28. Bf4 {[%emt 0:00:17]} Kf7 {[%emt 0:00:09]} 29. e3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:27]} 30. Bf1 {[%emt 0:00:08]} Ne4 {[%emt 0:00:12]} 31. Bxb5 {[%emt 0:00:21]} Nc3 {[%emt 0:00:03]} 32. a4 {[%emt 0:00:24]} g5 {[%emt 0:00:08]} 33. Bc7 {[%emt 0:00:36]} Bb4 {[%emt 0:00:08]} 34. Bd3 {[%emt 0:00:06]} a5 {[%emt 0:00:08]} 35. g4 {[%emt 0:00:06]} Kg6 {[%emt 0:00:12]} 36. Kg2 {[%emt 0:00:14]} h5 {[%emt 0:00:03]} 37. gxf5+ {[%emt 0:00:20]} exf5 {[%emt 0:00:03]} 38. Bb5 {[%emt 0:00:03]} h4 {[%emt 0:00:19]} 39. Be8+ {[%emt 0:00:03]} Kh6 {[%emt 0:00:09]} 40. Bd8 {[%emt 0:00:10]} Ne4 {[%emt 0:00:11]} 41. Bc6 {[%emt 0:00:10]} h3+ {[%emt 0:00:50]} 42. Kg1 {[%emt 0:00:48]} Nc3 {[%emt 0:00:00]} 43. Bd7 {[%emt 0:00:19]} Kg6 {[%emt 0:00:00]} 44. Be8+ {[%emt 0:00:03]} Kh6 {[%emt 0:00:00]} 45. Bd7 {[%emt 0:00:08]} Kg6 {[%emt 0:00:00]} 46. Be6 {[%emt 0:00:05]} g4 {[%emt 0:00:00]} 47. Bd7 {[%emt 0:00:07]} Ne4 {[%emt 0:00:00]} 48. Be8+ {[%emt 0:00:03]} Kh6 {[%emt 0:00:00]} 49. Bf7 {[%emt 0:00:03]} Nc3 {[%emt 0:00:00]} 50. Bc7 {[%emt 0:00:02]} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "7"]
[White "Nakamura, Hikaru"]
[Black "Anand, Viswanathan"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2741"]
[BlackElo "2757"]
[Annotator "ChessBase"]
[PlyCount "65"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeMode "Bronstein"]
[TimeControl "300+3"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. d3 {[%emt 0:00:00]} Bc5 {[%emt 0:00:00]} 5. O-O {[%emt 0:00:00]} Nd4 {[%emt 0:00:00]} 6. Be3 {[%emt 0:00:00]} Nxf3+ 7. Qxf3 {[%emt 0:00:00]} Bxe3 {[%emt 0:00:00]} 8. Qxe3 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 9. d4 {[%emt 0:00:00]} d6 {[%emt 0:00:17]} 10. Be2 {[%emt 0:00:03]} Re8 {[%emt 0:00:14]} 11. Nc3 {[%emt 0:00:03]} c6 {[%emt 0:00:16]} 12. dxe5 {[%emt 0:00:21]} dxe5 {[%emt 0:00:03]} 13. Rad1 {[%emt 0:00:03]} Qb6 {[%emt 0:00:03]} 14. Qxb6 {[%emt 0:00:04]} axb6 {[%emt 0:00:03]} 15. a4 {[%emt 0:00:03]} Be6 {[%emt 0:00:03]} 16. b3 {[%emt 0:00:03]} Kf8 {[%emt 0:00:03]} 17. f3 {[%emt 0:00:03]} Ke7 {[%emt 0:00:03]} 18. Kf2 {[%emt 0:00:03]} Red8 {[%emt 0:00:06]} 19. Ke3 {[%emt 0:00:03]} Nd7 {[%emt 0:00:04]} 20. Nb1 {[%emt 0:00:14]} Nc5 {[%emt 0:00:11]} 21. Rxd8 {[%emt 0:00:03]} Kxd8 {[%emt 0:00:06]} 22. Nd2 {[%emt 0:00:07]} Kc7 {[%emt 0:00:03]} 23. g3 {[%emt 0:00:03]} f6 {[%emt 0:00:03]} 24. f4 {[%emt 0:00:04]} Nd7 {[%emt 0:00:09]} 25. h4 {[%emt 0:00:16]} h6 {[%emt 0:00:08]} 26. h5 {[%emt 0:00:05]} Bf7 {[%emt 0:00:07]} 27. Bg4 {[%emt 0:00:07]} Re8 {[%emt 0:00:10]} 28. Bxd7 {[%emt 0:00:24]} Kxd7 {[%emt 0:00:03]} 29. g4 {[%emt 0:00:03]} exf4+ {[%emt 0:00:06]} 30. Kxf4 {[%emt 0:00:03]} Ke7 {[%emt 0:00:04]} 31. Nf3 {[%emt 0:00:04]} Rd8 {[%emt 0:00:03]} 32. Re1 {[%emt 0:00:13]} Be6 {[%emt 0:00:04]} 33. Rg1 {[%emt 0:00:16]} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "7"]
[White "Vidit, Santosh Gujrathi"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "D22"]
[WhiteElo "2722"]
[BlackElo "2731"]
[Annotator "ChessBase"]
[PlyCount "33"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeMode "Bronstein"]
[TimeControl "300+3"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 dxc4 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 4. e3 {[%emt 0:00:00]} b5 {[%emt 0:00:04]} 5. a4 {[%emt 0:00:00]} Bb7 {[%emt 0:00:07]} 6. axb5 {[%emt 0:00:00]} axb5 {[%emt 0:00:03]} 7. Rxa8 {[%emt 0:00:00]} Bxa8 {[%emt 0:00:03]} 8. b3 {[%emt 0:00:00]} e6 {[%emt 0:00:08]} 9. bxc4 {[%emt 0:00:00]} bxc4 {[%emt 0:00:03]} 10. Ne5 {[%emt 0:00:15]} Bb4+ {[%emt 0:00:26]} 11. Bd2 {[%emt 0:00:21]} Bxd2+ {[%emt 0:00:05]} 12. Nxd2 {[%emt 0:00:03]} Nf6 {[%emt 0:00:03]} 13. Qa4+ {[%emt 0:00:20]} Nbd7 {[%emt 0:00:05]} 14. Bxc4 {[%emt 0:00:52]} O-O {[%emt 0:00:12]} 15. Nef3 {[%emt 0:01:00]} c5 {[%emt 0:00:20]} 16. dxc5 {[%emt 0:00:04]} Nxc5 {[%emt 0:00:22]} 17. Qa3 {[%emt 0:00:03]} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "8"]
[White "Aronian, Levon"]
[Black "Ding, Liren"]
[Result "1-0"]
[ECO "C59"]
[WhiteElo "2772"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,65,0,0,20,-2,0,-16,10,0,35,0,7,-7,0,6,29,47,37,17,17,16,26,14,30,8,6,0,67,0,12,0,39,25,87,87,82,84,134,139,234,214,373,375,479,470,673,567]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nh3 Bd6 10. d3 O-O 11. Nc3 Nb7 {C59: Two Knights: 4 Ng5 d5 5 exd5 Na5 5 Bb5+ c6 6 dxc6 bxc6 7 Be2} (11... Rb8 12. Ng1 c5 13. Nf3 Bb7 14. O-O Nc6 15. Ne4 Nd4 16. Ng3 Nxe2+ 17. Qxe2 Re8 18. Nd2 Bf8 19. f3 {1-0 (45) Bologan,V (2681)-Fressinet,L (2700) Beijing 2012}) 12. O-O Nc5 13. Kh1 Bf5 $146 {The position is equal.} ({Predecessor:} 13... Bxh3 14. gxh3 Qc7 15. Rg1 Kh8 16. Qf1 Ne6 17. Qg2 Rg8 18. Be3 {1-0 (98) Chigaev,M (2531)-Karthikeyan,P (2474) Groningen 2016}) 14. Ng1 e4 15. dxe4 Ncxe4 16. Nxe4 Nxe4 17. Be3 Qc7 18. Bd3 {[#] Black must now prevent Qf3.} Rfe8 19. h3 Rad8 20. Qf3 Bg6 21. Rad1 c5 22. Bc4 Nf6 23. Bd3 $36 {[%mdl 2048] White has the initiative.} (23. Qe2 $11) 23... Ne4 $1 $14 24. Bc4 (24. b3 $14) 24... Nf6 $11 25. Qe2 Rb8 26. b3 Ne4 (26... Rbd8 $11 {remains equal.}) 27. Qf3 $16 Rb6 28. Ne2 Be5 29. Nf4 Ng5 {[#]} (29... Rf6 $16 {was necessary.} 30. Nd5 {[%mdl 64] Double Attack, Discovered Attack} Rxf3 31. Nxc7 Ng3+ 32. fxg3 Rxf1+ 33. Rxf1 Bxc7 34. Bxc5 Bxg3) 30. Qg4 $1 $18 Bxc2 $2 (30... Bxf4 31. Bxf4 Qc8 32. Qxc8 Rxc8 33. Bxg5 hxg5) 31. Nd5 $1 {[%csl LRb6,LRc7,LRg5]} Qc6 32. Rd2 ({Less strong is} 32. f4 Bxd1 33. Rxd1 Bxf4 $18) 32... Be4 (32... Bg6 $142 33. f4 {[%mdl 64] Double Attack} Ne4 34. fxe5 Qe6 35. Nf6+ Nxf6) 33. Bxg5 {Accuracy: White = 55%, Black = 35%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "8"]
[White "So, Wesley"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2760"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,36,17,14,21,25,15,24,13,13,29,18,18,22,22,22,18,33,22,22,21,19,25,18,18,18,18,18]} 1. d4 (1. Nf3 d5 2. d4 {½-½ (33) So,W (2770)-Nakamura,H (2787) Leuven 2016}) 1... Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. a3 {D37: Queen's Gambit Declined: 5 Bf4} (7. Be2 dxc4 8. O-O c5 9. dxc5 Nxc5 10. Bxc4 Qxd1 11. Rfxd1 b6 12. Bd6 Bxd6 13. Rxd6 Bb7 14. Rad1 Bxf3 15. gxf3 Rfc8 16. Be2 g5 17. R6d4 Kf8 18. f4 gxf4 19. Rxf4 {1-0 (67) Ding,L (2811)-Firouzja,A (2702) Khanty-Mansiysk 2019}) 7... c5 8. cxd5 Nxd5 9. Nxd5 {White has an edge.} exd5 10. dxc5 Nxc5 11. Be5 Bf5 12. Be2 Bf6 $146 ({Predecessor:} 12... Be4 13. O-O {½-½ (31) Wen,Y (2604)-Zhou,W (2597) China 2018}) 13. O-O Be4 14. Bxf6 Qxf6 15. Nd4 Ne6 16. Rc1 Nxd4 17. Qxd4 Qxd4 18. exd4 Rac8 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "8"]
[White "Anand, Viswanathan"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2757"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,114,36,65,40,35,18,16,11,20,18,25,-7,3,-29,-29,-29,-29,-33,-29,-27,-25,-32,-28,-34,-31,-45,-35,-52,-52,-68,-61,-77,-77,-71,-70,-72,-72,-80,-80,-77,-29,-29,-29,-33,-23,-21,-25,-55,-55,-55,-48,-55,-55,-55,-46,-55,-55,-78,-74,-86,-83,-92,-82,-89,-89,-95,-95,-95,-95,-95,-99,-102,-98,-102,-102,-102,-102,-100,-100,-100,-92,-92,-92,-116,-116,-116,-116,-149,-137,-156,-153,-175,-175,-174,-174,-177,-184,-174,-156,-214,-233,-306,-306,-300,-299,-693,-692]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 c6 6. Bd3 {B01: Scandinavian Defence} (6. Be3 {feels hotter.} Bf5 7. Nh4 Be6 8. Qd2 Nbd7 9. Bd3) (6. h3 g6 7. Bc4 Be6 8. Bb3 Bxb3 9. axb3 Qe6+ 10. Ne5 Nbd7 11. O-O Nxe5 12. dxe5 Qxe5 13. Re1 Qf5 {1-0 (24) Dominguez Perez,L (2752)-Andreikin,D (2759) Hengshui 2019}) 6... Bg4 7. Ne4 Nxe4 8. Bxe4 {The position is equal.} Nd7 {[%cal Bb8d7,Bd7f6,Bf6d5][%mdl 32]} 9. c3 Nf6 10. Bc2 Qd5 11. h3 $146 (11. Bb3 {is interesting.} Bxf3 12. gxf3 Qd7 13. Bf4 g6 14. Be5) ({Predecessor:} 11. Bf4 Bxf3 12. Qxf3 Qxf3 13. gxf3 e6 14. O-O-O O-O-O 15. Rhe1 {½-½ (81) Malik,F (1893)-McCabe,S (1854) Birmingham 2015}) 11... Bxf3 12. Qxf3 Qxf3 13. gxf3 e6 14. Bg5 Nd5 15. Be4 Bd6 16. Ke2 Kd7 17. Be3 g6 18. Rad1 b5 19. Rc1 a5 20. c4 bxc4 21. Rxc4 Rhb8 22. Rb1 Rb4 23. Rxb4 axb4 24. Ra1 Nxe3 25. fxe3 $17 {[%mdl 4096] Endgame KRB-KRB} Ra5 26. f4 c5 27. dxc5 Bxc5 28. a3 bxa3 29. bxa3 Bxa3 30. Kf3 Ke7 31. Bd3 Kf6 32. Ra2 e5 33. Bc4 exf4 34. exf4 Rc5 35. Rc2 Rh5 {Played: Rc5-c7} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "8"]
[White "Harikrishna, Pentala"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2731"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,79,0,0,23,20,24,14,17,17,17,24,23,-2,23,-2,14,8,6,-36,-31,-62,-45,-44,-52,-205,-12,-14,0,0,0,-19,0,0,0,0,0,0,0,0,0,0,-8,-47,0,0,72,63,154,142,163,154,148,155,185,167,347,366,372,362,473,494,490,477]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. c3 O-O 5. Nbd2 d6 6. e4 c5 7. dxc5 dxc5 8. Bc4 Qc7 9. O-O Nc6 10. Qe2 h6 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} 11. Bxf6 exf6 (11... Bxf6 12. Qe3 Bg7 13. Qxc5 b6 14. Qe3 Bb7 15. Rfd1 e6 16. Be2 Rfd8 17. Nf1 a6 18. h4 b5 19. N1h2 Rxd1+ 20. Rxd1 {1-0 (35) Harikrishna,P (2744)-Duda,J (2717) Riadh 2017}) 12. Nh4 Kh7 {The position is equal.} 13. f4 b6 14. Rad1 Bb7 15. Bd5 $146 ({Predecessor:} 15. Qg4 Rad8 16. Ndf3 Rxd1 17. Rxd1 Rd8 18. Rxd8 Nxd8 19. Nxg6 fxg6 {0-1 (31) Petrusic,V (2135)-Tugstumur,Y (2295) Novi Sad 2019}) 15... Rae8 16. Qf2 Ne7 17. Bxb7 Qxb7 18. e5 fxe5 19. f5 {With the idea f6.} Bf6 {Threatens to win with ...e4.} 20. fxg6+ fxg6 {aiming for ...e4.} 21. Qf3 $2 (21. Qe1 $15) 21... Qxf3 $2 (21... e4 $1 $19 {[%cal Re4f3]} 22. Nxe4 Bd4+ $1 {[%mdl 576] Discovered Attack} 23. cxd4 Rxf3 24. gxf3 Rf8 25. dxc5 Nf5 26. Nxf5 gxf5) 22. Nhxf3 $11 Bg7 23. Ne4 Rd8 24. a4 g5 25. Nfd2 Rxf1+ 26. Rxf1 Kg6 27. Nc4 h5 28. Kf2 Rf8+ 29. Ke2 Rf4 30. Ncd2 g4 31. Rd1 Rf8 (31... Nc6 $11) 32. Nc4 $16 {[%mdl 1024] White has strong compensation.} Rf4 {[#]} ({Better is} 32... Nf5 $14) 33. Rd6+ $1 Kf7 {[#]} 34. Ncd2 $1 Ke8 {[#]} 35. a5 $1 {[%mdl 512]} bxa5 36. Ra6 Nd5 $2 (36... Nc8 {was necessary.} 37. Rxa5 (37. Nxc5 a4 $16) 37... Rf8 38. Rxc5 (38. Nxc5 Kf7 $16) 38... Kd8) 37. g3 $18 ({Weaker is} 37. Nxc5 Rf7 $16) ({Not} 37. Rxa7 Bf8 $18) 37... Rf8 38. Rxa7 Bh6 39. Nd6+ Kd8 {intending ...Bxd2.} 40. Nf7+ {Accuracy: White = 68%, Black = 31%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "8"]
[White "Vidit, Santosh Gujrathi"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D74"]
[WhiteElo "2722"]
[BlackElo "2776"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,110,25,33,29,30,17,18,12,9,16,10,42,43,70,65,69,43,51,50,58,60,64,52,49,37,37,37,36,27,37,39,32,36,47,37,52,41,47,4,69,2,47,7,19,2,66,74,74,75,150,145,153,145,150,153,153,150,156,153,150,120,111,114,153,113,122,122,137,70,125,48,54,8,8,0,11,-20,-18,-71,-70,-68,-60,-68,-60,-60,-58,-58,-58,-59,-58,-58,-58,-62,-62,-57,-50,-151,-144]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 Nc6 6. Nf3 d5 7. cxd5 Nxd5 8. O-O Rb8 {D74: Fianchetto Grünfeld: Main Line (5 Nf3 0-0 6 cxd5 Nxd5 7 0-0)} 9. e3 Nxc3 10. bxc3 b6 {The position is equal.} 11. Ba3 $146 ({Predecessor:} 11. Qe2 Bb7 12. Rd1 Qd7 13. e4 Na5 14. Bf4 Rbc8 15. Rac1 e6 16. h4 {½-½ (36) Pascua,H (2442)-Vidit,S (2701) Makati 2018}) 11... Na5 12. Bb4 Ba6 13. Re1 c5 14. dxc5 Qc7 15. cxb6 axb6 16. Nd4 Rfd8 {White should prevent ...e5.} 17. Qa4 Bb7 18. Bxb7 Rxb7 19. Rad1 Rc8 20. Qb5 Nc4 21. Qd5 e6 22. Qe4 b5 23. h4 Nb2 24. Rb1 Nc4 {next ...Nd2 is good for Black.} 25. Red1 h5 26. Nf3 Bf6 (26... Ra7 $11) 27. Rd3 (27. Nd2 $14 Ra7 28. Qf3) 27... Kg7 28. Ng5 Ra7 29. a3 Qc6 ({Better is} 29... Nxa3 $11 30. Bxa3 Rxa3) 30. Qxc6 $14 Rxc6 31. Ne4 Be7 (31... Rc8 $142) 32. Bxe7 $16 {[%mdl 64] [#] Discovered Attack} Rxe7 33. Rxb5 Rc8 34. a4 Ra7 35. Rb4 Ne5 36. Rd1 Rca8 37. Ra1 Nc6 38. Rb6 Ne5 39. Ng5 Rxa4 40. Rxa4 Rxa4 {[%mdl 4096] Endgame KRN-KRN} 41. Rb7 (41. Rb5 $16 Ra1+ 42. Kg2) 41... Kg8 {[#]} (41... Kf8 $14) 42. f4 (42. Rb8+ $1 $16 Kg7 43. Rb5) 42... Ra1+ $14 43. Kg2 Ra2+ 44. Kf1 Nc4 45. Rxf7 Nd2+ 46. Ke2 (46. Ke1 $11 Nf3+ 47. Nxf3 Kxf7 48. Ne5+ Kf6 49. c4) 46... Ne4+ $1 $17 47. Kd3 Nxg5 $15 {KRN-KR} 48. Rf6 Nh3 49. Rxg6+ Kf7 50. Rh6 Nf2+ 51. Kc4 Ra5 52. Kb4 Rf5 53. c4 Ne4 54. Rh7+ Kg6 55. Rd7 (55. Re7 $15 Kf6 56. Rd7) 55... Rf8 {Accuracy: White = 53%, Black = 63%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "9"]
[White "Carlsen, Magnus"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2870"]
[BlackElo "2760"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,72,0,18,11,14,3,16,18,14,14,18,9,6,9,9,9,7,8,14,6,11,0,0,0,0,0,24,26,35,31,28,40,59,39,25,41,54,13,12,15,17,14,14,14,8,-8,0,-47,-21,-28,0,0,0,0,0,-35,-33]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8. cxd5 Nxd5 9. Qb3 Qa5 {[%cal Rd5c3]} 10. O-O $146 {[%cal Rc3d5] E20: Nimzo-Indian: 4 g3 and 4 f3} ({Predecessor:} 10. Bd2 Nc6 11. Nxc6 bxc6 12. O-O Bxc3 13. bxc3 Ba6 14. Rfe1 Rab8 15. Qc2 Bc4 16. e4 Nb6 17. e5 Bd5 18. c4 Qc5 19. Bf1 Nxc4 20. Rec1 {½-½ (47) Wei,Y (2736)-So,W (2754) Abidjan 2019}) 10... Nxc3 11. a3 Be7 {[#] White must now prevent ...Nd5.} (11... Nxe2+ {looks sharper.} 12. Nxe2 Bc5 13. Bxb7 Bxb7 14. Qxb7 Qb6) 12. Qxc3 {The position is equal.} ({Much weaker is} 12. Bxb7 Bxb7 13. Qxb7 Qd5 $17) 12... Qxc3 13. bxc3 e5 14. Nb5 {Nc7 is the strong threat.} Nc6 15. Nc7 Rb8 16. Be3 Bg4 17. Nd5 Bd6 18. Rfe1 Rfc8 19. h3 $36 {[%mdl 2048] White has the initiative.} Be6 20. Red1 Bf8 21. Nb4 Na5 22. Bxa7 Ra8 23. Be3 Rxc3 24. Nd5 Bxd5 25. Bxd5 Nc4 26. Bc1 Ra7 27. a4 b5 28. a5 Rxa5 29. Rxa5 Nxa5 30. Bd2 Ra3 31. Bxa5 Rxa5 $11 {KRB-KRB} 32. Rc1 Ra7 (32... b4 $5 {[%cal Ra5d5]} 33. Bb3 Ra7 $15) 33. Rc8 g6 34. Re8 Re7 35. Rb8 Rc7 36. Bb3 b4 {Accuracy: White = 53%, Black = 64%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "9"]
[White "Ding, Liren"]
[Black "Anand, Viswanathan"]
[Result "1/2-1/2"]
[ECO "E35"]
[WhiteElo "2801"]
[BlackElo "2757"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,10,14,12,15,0,7,11,0,-6,29,41,19,33,20,12,62,45,55,36,41,39,36,35,70,49,42,44,66,66,72,66,68,62,72,72,84,62,51,8,17,8,2,7,8,8,9,0,7,7,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bf4 {E35: Nimzo-Indian: Classical: 4...d5 5 cxd5 exd5} (6. Bg5 O-O 7. e3 Re8 8. Bd3 h6 9. Bxf6 Qxf6 10. Qa4 Bxc3+ 11. bxc3 c6 12. Ne2 Bf5 13. Bxf5 Qxf5 14. c4 Nd7 15. cxd5 Qxd5 {½-½ (42) Nakamura,H (2754)-Anand,V (2767) Zagreb 2019}) 6... O-O 7. e3 c5 8. dxc5 Nc6 9. Nf3 Qa5 10. Bd3 Qxc5 $146 ({Predecessor:} 10... Bxc5 11. O-O Nb4 12. Qd2 Nxd3 13. Qxd3 {1-0 (36) Riazantsev,A (2646)-Smirnov,P (2595) Khanty-Mansiysk 2015}) 11. O-O Bxc3 12. bxc3 {[%cal Bb2c3,Bc3d4][%mdl 32]} Bg4 13. Nd4 Nxd4 14. cxd4 (14. exd4 {with more complications.} Qc6 15. Be5 h6 16. h3 Bh5 17. Rfe1) 14... Qxc2 15. Bxc2 Rfc8 16. Rfc1 Rc6 17. Ba4 Rxc1+ 18. Rxc1 Rc8 19. Rxc8+ Bxc8 $14 {[%mdl 4096] Endgame KBB-KBN} 20. f3 Bd7 21. Bb3 Bc6 22. g4 Nd7 23. Kf2 Nb6 24. h4 Ba4 {The position is equal.} 25. e4 Bxb3 26. axb3 $11 {KB-KN} f6 27. Bc7 Nc8 $1 28. exd5 {[#] Strongly threatening d6.} Kf7 29. Ke3 Ke7 30. h5 Kd7 31. Ba5 b6 32. Bb4 a5 33. Bf8 g6 34. hxg6 hxg6 35. Kd3 b5 36. Bc5 Ne7 37. Ke4 a4 38. bxa4 bxa4 39. d6 Nc6 40. Kd3 Na5 41. Kc3 Nb7 42. Kb4 Nxd6 43. Kxa4 {[#] Black must now prevent Bxd6.} Nf7 44. Kb5 Ng5 45. f4 Ne6 46. f5 gxf5 47. gxf5 Ng7 {Accuracy: White = 65%, Black = 86%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "9"]
[White "Giri, Anish"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2776"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,53,10,8,14,16,18,19,29,3,17,6,18,18,29,27,21,19,19,11,20,26,6,1,1,-22,-20,-12,-26,-31,-7,-22,-13,-4,-3,-12,0,0]} 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. d4 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Bd6 {E05: Open Catalan: 5 Nf3 Be7} (10... Be4 11. Qc1 c6 12. a4 Nbd7 13. Nc3 Bg6 14. Nh4 Bh5 15. h3 Nd5 16. axb5 axb5 17. Nxd5 cxd5 18. Bf3 Bxf3 19. Nxf3 {½-½ (54) Sjugirov,S (2662)-Radjabov,T (2758) Khanty-Mansiysk 2019}) 11. Re1 Be4 12. Qc1 Bb7 13. a3 Nbd7 14. b4 Qc8 15. Nc3 Ne4 16. Nxe4 Bxe4 17. Bh3 {[#]} Bxf3 $146 ({Predecessor:} 17... h6 18. Bc3 Bxf3 19. exf3 Nb6 {½-½ (89) Harika,D (2492)-Koneru,H (2597) Dilijan 2013}) 18. exf3 c6 19. f4 Nb6 20. Qc2 {Hoping for f5.} g6 21. Bf1 Ra7 22. Rac1 Rc7 23. Qe4 Qd7 24. Rc2 {The position is equal.} Rfc8 25. Rec1 Be7 26. Be3 Bf6 27. h4 {Accuracy: White = 48%, Black = 59%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "9"]
[White "Nepomniachtchi, Ian"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2773"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,105,-1,0,-6,0,4,17,-7,-7,-22,-19,-20,-12,-11,0,-70,-72,-68,-25,-91,-12,-45,-33,-51,-39,-55,-71,-110,-4,-1,-9,-10,-25,-32,0,0,0,0,4,4,4,4,4,0,2,0,0,0,41,46,60,66,74,56,64,62,69,63,63,8,88,92,104,95,106,102,127,131,360,360,360,360,356,355,316,311,632,640,618,611,597,583,574,574,481,437,29960,29957,29977,29978,29992,11,29993,29994]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e4 Bc5 5. Nxe5 Nxe5 6. d4 Bb4 7. dxe5 Nxe4 $1 8. Qf3 {A28: English Opening: Four Knights Variation} Nxc3 9. bxc3 Ba5 $146 (9... Be7 10. Qg3 g6 11. Bh6 d6 12. Be2 Be6 13. Rd1 Qd7 14. exd6 cxd6 15. O-O O-O-O {½-½ (52) Carlsen,M (2861)-Nepomniachtchi,I (2773) Abidjan 2019}) 10. Bf4 {The position is equal.} O-O 11. O-O-O Rb8 12. Qe3 Qe7 $1 {[%cal Re7a3] Threatens to win with ...Qa3+.} 13. Kb2 $1 ({Much weaker is} 13. Qxa7 Qa3+ 14. Kb1 d5 $17) 13... b5 {[%cal Bb7b5,Bb5b4,Bb4b3][%mdl 32]} 14. c5 (14. cxb5 $11 a6 15. Bd3) 14... b4 $1 $15 {[%cal Rb4c3]} 15. c4 b3 16. a3 (16. axb3 $11 Bb4 17. Bg5 Qxc5 18. Qxc5 Bxc5 19. f3) 16... f6 (16... Bb7 $17 17. Rd3 Bc6) 17. f3 Re8 {[%cal Rf6e5]} 18. Bd3 Bb7 {[%cal Rf6e5]} 19. Bf5 Bc6 {[%cal Rf6e5]} 20. Qd3 fxe5 (20... Kh8 $1 $17 21. Bxd7 Bxd7 22. Qxd7 Qxc5) 21. Bxh7+ $11 Kh8 22. Bd2 Bxd2 23. Rxd2 Qxc5 (23... Qf6 $5 {[%cal Re5e4]} 24. Be4 a5 $11) 24. Re1 Re6 {White must now prevent ...Rd6.} 25. Be4 Rd6 26. Bd5 $1 Bxd5 27. cxd5 Re8 $132 {[%mdl 2048] Black is fighting back} 28. Re4 Kg8 29. Rh4 Rf6 30. Qh7+ Kf7 31. Rg4 {[%csl Gg4][%cal Rh7g7]} Rg8 32. Qh5+ $1 g6 33. Qxe5 Re8 $1 {[%cal Re8e5]} 34. Qd4 $1 {[%cal Rd4c5]} Qxd4+ 35. Rgxd4 $14 {[%mdl 4096] Endgame KRR-KRR} Rb6 36. R4d3 (36. Rf4+ $14 Kg7 37. Rc4) 36... Reb8 (36... d6 $11) 37. Rc3 $16 R8b7 38. h4 a5 39. Rd4 Kf6 40. Re3 Rb5 $2 (40... Rd6 $16) 41. Rf4+ $18 Kg7 42. Re7+ Kg8 43. Re8+ ({Resist} 43. Rxd7 Rc5 $18) 43... Kg7 44. Ref8 $1 {R4f7+ would kill now.} g5 $2 (44... Rb8 45. R4f7+ {[%mdl 64] Double Attack} Kh6 46. Rxb8 Rxb8 47. Rxd7 a4 48. Rxc7 Re8) 45. R4f7+ Kg6 46. Rf6+ Kh7 47. R8f7+ Kg8 48. h5 {Intending Rf8+ and mate.} Rb8 49. Rxd7 Re8 (49... Rc5 $18 50. Rc6 Rxc6 51. dxc6 a4 52. Rxc7 Re8) 50. h6 Re2+ {[#]} 51. Kc3 $1 Re8 52. Rg7+ {[%mdl 64] Double Attack} Kh8 {[#] aiming for ...b2.} 53. Rff7 $1 {Accuracy: White = 68%, Black = 54%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.25"]
[Round "9"]
[White "Nakamura, Hikaru"]
[Black "Vidit, Santosh Gujrathi"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "2741"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,71,-27,-14,4,-13,-12,-17,1,0,33,0,8,0,29,22,36,14,18,10,23,14,26,8,11,9,12,0,10,0,0,0,0,0,0,0,0,0,0,-10,0,0,0,0,0,-10,4,-4,-7,-6,-7,-22,-11,-14,-8,-24,0,-17,0,-19,0,-33]} 1. d4 Nf6 2. Bg5 d5 3. Nc3 c6 4. Qd3 Nbd7 {[%cal Bb8d7,Bd7f6,Bf6e4][%mdl 32]} 5. e4 dxe4 6. Nxe4 Nxe4 7. Qxe4 h6 {D01: Veresov Opening} (7... Qb6 8. b3 Nf6 9. Qd3 g6 10. Bxf6 exf6 11. Qe3+ Be7 12. Bc4 Qa5+ 13. Kf1 b5 14. Bd3 Be6 15. Ne2 {1-0 (55) Graf,F (2488)-Heberla,B (2567) Germany 2014}) 8. Be3 $146 ({Predecessor:} 8. Bh4 g5 9. Bg3 Nf6 10. Qe5 Bg7 11. O-O-O Nh5 12. Qe4 Nxg3 13. hxg3 Qa5 14. Bc4 Bf5 15. Qe3 {0-1 (52) Mladenov,P (2405)-Guichard,P (2342) Condom 2013}) 8... Nf6 9. Qd3 Qa5+ 10. Bd2 Qf5 11. Qb3 Ne4 12. Be3 Qa5+ 13. c3 e6 14. Bd3 Nf6 15. Nf3 Bd6 16. O-O O-O 17. Rae1 Qc7 18. Ne5 c5 19. f4 b6 20. Qc2 Bb7 21. Qe2 Rad8 22. Bc2 cxd4 23. Bxd4 Bc5 24. Bxc5 Qxc5+ 25. Rf2 Rd6 26. Qc4 Rc8 27. Qxc5 Rxc5 28. h3 b5 29. Bb3 a5 30. a3 Ne4 31. Rfe2 Ng3 32. Re3 Nf5 33. R3e2 Ng3 34. Re3 {The position is equal.} Nf5 35. R3e2 Ng3 36. Re3 {Accuracy: White = 64%, Black = 45%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "10"]
[White "Carlsen, Magnus"]
[Black "Vidit, Santosh Gujrathi"]
[Result "1/2-1/2"]
[WhiteElo "2870"]
[BlackElo "2722"]
[Annotator "NA RC"]
[PlyCount "9"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeMode "Bronstein"]
[TimeControl "300+3"]

{[%evp 8,9,13,0]} 1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bc4 {[%emt 0:00:00]} Bc5 {[%emt 0:00:00]} 4. d4 {[%emt 0:00:00]} exd4 $11 {[%emt 0:00:07]} 5. Ng5 {[%emt 0:00:00]} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "10"]
[White "Ding, Liren"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2801"]
[BlackElo "2760"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,48,10,19,18,9,4,13,-52,-45,-48,-47,-56,-56,-42,-44,-58,-45,-59,0,-47,96,101,124,111,101,90,141,-8,0,-61,-44,-41,0,0,0,-77,-52]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 Nh5 8. Bd3 {D37: Queen's Gambit Declined: 5 Bf4} Nxf4 9. exf4 b6 10. c6 $146 ({White should play} 10. b4 $1 $11) (10. b4 a5 11. a3 c6 12. O-O Ba6 13. g3 Bf6 14. Qc2 Bxd3 15. Qxd3 Ra7 {½-½ (42) Sjugirov,S (2662)-Radjabov,T (2758) Khanty-Mansiysk 2019}) 10... Nb8 $1 $15 11. Ne5 Bd6 12. a3 Bxe5 13. dxe5 Nxc6 14. Qh5 {[%csl Gd3][%cal Rh5h7]} g6 15. Qh6 Qe7 16. h4 $1 {[%cal Rh4h5] With the idea h5.} f5 (16... Nd4 $1 $15 {keeps the upper hand.}) 17. h5 $1 $16 {[%cal Rh5g6]} Qg7 18. hxg6 hxg6 {[#]} 19. Qg5 $1 Bd7 {[#]} ({Black should try} 19... Nd8) 20. O-O-O (20. Bb5 $1 $16) 20... Kf7 21. g4 (21. Bb5 $11 Rh8 22. Kb1) 21... Rh8 $15 22. Rhg1 {aiming for gxf5.} Ne7 23. gxf5 exf5 24. Ne2 (24. Bf1 $11 {remains equal.} c6 25. Ne2) 24... Rh5 {Accuracy: White = 50%, Black = 46%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "10"]
[White "Nepomniachtchi, Ian"]
[Black "Anand, Viswanathan"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "2773"]
[BlackElo "2757"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,0,0,0,23,0,38,0,0,0,0,-7,-6,-6,-20,-13,54,47,58,18,33,0,0,0,0,0,0,0,0,0,0,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,60,0,55,0,0,0,214,221,199,127,133,106,153,150,182,180,91,19,264,245,475,441,327,0,29976,29977,29977,29978,5310,2099,29980,29981]} 1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nc3 c6 5. e4 d6 (5... O-O 6. Nge2 d5 7. cxd5 cxd5 8. exd5 Na6 9. a3 Nc7 10. O-O Ncxd5 11. Nxd5 Nxd5 12. d4 exd4 13. Nxd4 Bb6 14. Qb3 Nf6 15. Rd1 Bxd4 16. Be3 Qb6 {0-1 (16) Shankland,S (2705)-Ding,L (2811) chess.com INT 2019}) 6. Nge2 {A23: English Opening: 1...e5 2 Nc3 Nf6 3 g3 c6} Ng4 7. O-O h5 8. Na4 $146 {White is slightly better.} ({Predecessor:} 8. h3 Nf6 9. Na4 Bb6 10. Nxb6 Qxb6 11. d4 exd4 12. Qxd4 c5 {1-0 (54) Schaedlich,H (1854)-Roth,M (1620) Worms 2013}) 8... h4 9. Nxc5 {Strongly threatening Na4.} hxg3 {( -> ...Qh4)} 10. hxg3 {And now Nb3 would win.} dxc5 11. f3 Nf6 12. d3 Nbd7 (12... Na6 $11) 13. Be3 $14 Qe7 14. Qd2 Nf8 15. a3 Bh3 16. Bxh3 Rxh3 17. Kg2 Rh8 18. b4 Ne6 19. bxc5 O-O-O 20. Rab1 Nd7 21. Qa5 Kb8 22. d4 exd4 23. Nxd4 Nxd4 24. Bxd4 $40 {[%mdl 128] Black needs to defend precisely.} Ne5 25. Qc3 f6 26. Rh1 Qe6 27. Bxe5+ fxe5 28. Rbd1 (28. a4 {is interesting.} a6 29. Rbd1 Rdf8 30. Qd3 Ka8 31. g4) 28... Qe7 (28... Rxh1 $1 $11 29. Rxh1 (29. Rxd8+ Kc7 $11) 29... Qe7) 29. Qe3 (29. Rd6 $14) 29... Rxh1 (29... a6 $11) 30. Rxh1 $11 {[%mdl 4096] Endgame KQR-KQR} (30. Rxd8+ $1 $14 Qxd8 31. Kxh1) 30... a6 31. Rh5 Rd4 $2 (31... Qd7 $11) 32. Qg5 $18 Qxc5 33. Qxe5+ (33. Qxg7 $18 Rd2+ 34. Kh3) 33... Qxe5 $16 34. Rxe5 Rxc4 $18 {KR-KR} 35. Re8+ Ka7 36. e5 Rc2+ 37. Kh3 ({Better is} 37. Kf1 $16) 37... Rc3 $2 {[#]} (37... b5 $11 {and Black stays safe.}) 38. f4 $1 Rxa3 $2 (38... Re3 {might work better.} 39. f5 c5) 39. f5 a5 40. Kg4 $2 (40. Re7 $18) 40... a4 $2 {[%mdl 8192] [#]} (40... Re3 $11) 41. f6 $1 {[%cal Rf6g7]} gxf6 42. exf6 Ra1 43. Re4 (43. f7 $142 Rf1 44. f8=Q Rxf8 45. Rxf8) 43... Rf1 44. Rxa4+ {Accuracy: White = 56%, Black = 48%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "10"]
[White "Nakamura, Hikaru"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2741"]
[BlackElo "2776"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,106,31,41,41,32,12,10,33,31,4,25,8,20,16,20,0,0,0,30,17,29,17,20,8,20,8,126,121,130,132,196,193,203,188,181,181,178,181,169,105,113,92,144,96,106,118,142,147,291,289,283,183,174,140,138,31,80,0,0,0,0,0,59,57,756,732,742,214,275,218,472,21,21,21,18,15,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,15]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bd2 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} Be7 10. Rc1 $146 (10. O-O-O dxc4 11. Bxc4 b5 12. Be2 a6 13. Nxg6 hxg6 14. Ne4 Nxe4 15. fxe4 c5 16. d5 exd5 17. exd5 {½-½ (38) Ding,L (2811)-Shankland,S (2705) chess.com INT 2019}) ({Predecessor:} 10. g3 O-O 11. Nxg6 hxg6 12. Rc1 dxc4 13. Bxc4 {½-½ (32) Lupulescu,C (2609)-Feller,S (2573) Germany 2017}) 10... Nbd7 11. g3 dxc4 12. Bxc4 O-O 13. Nxg6 hxg6 14. O-O e5 15. dxe5 Nxe5 16. Be2 Rad8 17. Rcd1 b5 18. Kg2 a6 19. Qc2 c5 20. e4 b4 (20... Nc6 $11 {remains equal.}) 21. Na4 $16 Nc6 22. Be3 (22. Bxa6 Qa5 $19) 22... Qe5 (22... Nd7 $16 {is a better defense.} 23. Rd2 (23. Nxc5 Nxc5 24. f4 Nb8 $17) (23. Bxa6 Qa7 $16) (23. Bxc5 $2 Nxc5 24. Rc1 Nd4 $19) 23... Qa7) 23. Nxc5 $18 Nd4 24. Bxd4 Rxd4 25. Rxd4 Qxd4 26. Nb3 Qe5 27. Bc4 ({Better is} 27. Rd1 $18) 27... g5 28. Re1 Rd8 (28... a5 $142) 29. Nd2 a5 30. Bb3 Qd4 31. Nc4 Rc8 {[#]} (31... Qc5 $16 32. e5 Nd5) 32. e5 $1 {[%cal Re5f6]} Nd5 {intending ...a4.} 33. Re4 Qc5 34. Qe2 {aiming for Nd6!} Rd8 35. e6 (35. Nd6 $16 {Threatens to win with Nb7.} Bxd6 36. exd6) 35... f6 36. Nd2 ({White should play} 36. Ba4 $16) 36... Nb6 $11 37. Nf1 {[%cal Bd2f1,Bf1e3,Be3f5][%mdl 32]} a4 38. Bc2 $1 Qd5 ({Black should try} 38... g6 $11) 39. Ne3 $14 Qxa2 $2 {[%mdl 8192]} (39... Qd2 $14 40. Nf1 Qc1) 40. Nf5 $18 Kf8 41. Rxb4 $2 (41. Nxe7 Kxe7 42. Qa6 Rd2+ 43. Kh3) 41... Nd5 42. Rb7 {[#] And now Qb5 would win.} ({Less strong is} 42. Rxa4 Qxb2 43. Ra7 Rc8 $16) 42... a3 $2 (42... g6 {might work better.}) 43. Bb3 $2 (43. Qa6 $18) 43... Qxb2 $11 {The position is equal.} 44. Qxb2 axb2 45. Bxd5 Rxd5 46. Nxe7 (46. Rb8+ {feels hotter.} Rd8 47. Rxb2 g6 48. Nh6 Rd6 49. Re2) 46... b1=Q 47. Rxb1 Kxe7 {[%mdl 4096] Endgame KR-KR} 48. Rb6 Rd6 49. Rb7+ Kxe6 50. Rxg7 Rd2+ 51. Kg1 Rd1+ 52. Kg2 Rd2+ 53. Kg1 Ke5 {Accuracy: White = 49%, Black = 49%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "10"]
[White "Harikrishna, Pentala"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2731"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,78,12,2,29,5,33,27,25,19,21,16,43,31,37,42,79,72,81,84,76,69,85,74,78,52,74,66,107,104,103,90,121,107,138,145,116,104,89,103,95,100,100,65,73,74,57,23,22,27,22,27,35,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Nbd7 11. Nc3 a5 $146 {E05: Open Catalan: 5 Nf3 Be7} (11... h6 12. Bxf6 Nxf6 13. b4 Qd6 14. b5 axb5 15. axb5 Bd5 16. Nxd5 Nxd5 17. e3 Qb4 18. Qxb4 Bxb4 19. Ne5 Bd6 20. Nc4 Bb4 21. Rfc1 {½-½ (33) Sargissian,G (2689)-Wang,H (2714) chess.com INT 2019}) 12. Rfe1 Bd5 13. Qd3 Bxf3 {White has an edge.} 14. Qxf3 c6 15. e4 Re8 16. Be3 Bb4 17. Red1 Nb6 18. Qe2 Qc7 19. Rac1 Rad8 20. b3 h6 21. Rc2 Qe7 22. h3 Nbd7 23. Na2 e5 24. Nxb4 Qxb4 25. Qc4 Qxc4 26. Rxc4 Nb6 27. Rcc1 exd4 28. Rxd4 Rxd4 29. Bxd4 Nbd7 30. f3 Nh7 31. f4 Nhf8 32. Rd1 Ne6 33. Bxg7 (33. Be3 {keeps more tension.} Nec5 34. Rd4 f6 35. Bf3 Kf7 36. Rc4) 33... Kxg7 34. Rxd7 $14 {[%mdl 4096] Endgame KRB-KRN} Nc5 35. Rc7 Kf8 36. e5 Re7 $1 {[%cal Re7c7] The position is equal.} 37. Rc8+ Re8 $1 {[%cal Re8c8]} 38. Rc7 Re7 $1 {[%cal Re7c7]} 39. Rc8+ Re8 $1 {Accuracy: White = 79%, Black = 59%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "11"]
[White "Giri, Anish"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2776"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,58,0,13,-4,3,-2,7,0,0,0,10,10,9,9,11,0,2,9,11,0,0,0,0,0,0,0,0,-17,-22,-87,0,-14,0,0,0,-10,0,0,0,0,73,63,86,94,92]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} (9. Be2 O-O 10. O-O a6 11. Rd1 Qc7 12. e4 e5 13. g3 Re8 14. a3 exd4 15. Nxd4 Be5 16. Bf3 c5 17. Nde2 Bb7 18. Be3 c4 19. b4 cxb3 20. Qxb3 Nc5 21. Bxc5 Qxc5 {½-½ (68) Mamedyarov,S (2764)-Carlsen,M (2882) Saint Louis 2019}) 9... Bb7 10. O-O a6 11. a4 {[%cal Ra4b5] The position is equal.} O-O 12. e4 e5 13. dxe5 $146 ({Predecessor:} 13. Rd1 Qc7 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. h3 h6 17. Be3 {0-1 (61) Kalamoukou,G (1346)-Tran,A (1735) Bratislava 2019}) 13... Nxe5 14. Nxe5 Bxe5 15. h3 b4 16. Ne2 c5 17. f3 Rc8 {[#] Hoping for ...c4!} 18. Bc4 Nd7 19. Rd1 Qe7 20. a5 Bb8 21. Bf4 Ne5 22. Rd2 (22. Rac1 $11) 22... Qf6 (22... Nxc4 $17 23. Qxc4 Bxf4 24. Nxf4 Qg5) 23. Bg3 h5 24. Rad1 h4 25. Bh2 Nxc4 26. Qxc4 {Bxb8 is the strong threat.} Bxh2+ 27. Kxh2 Bc6 (27... Rfd8 $11 {keeps the balance.}) 28. Qxa6 $16 c4 29. Kh1 ({Much weaker is} 29. Qxc4 Ba4 $11) 29... c3 {Accuracy: White = 64%, Black = 47%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "11"]
[White "So, Wesley"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2760"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,27,22,18]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 Bg4 10. Rxb7 Bxf3 11. Bxf3 cxd4 12. cxd4 Bxd4 13. O-O Nc6 14. Qa4 {[#]} {Predecessor:} Qc8 $146 15. Rb3 Qe6 16. e5 Rac8 17. Bxc6 Qxc6 18. Qxd4 Qxc1 19. e6 Qc5 20. exf7+ Rxf7 21. Qd1 Rc6 22. Re3 {½-½ (32) Andreikin,D (2719)-Nepomniachtchi,I (2763) St Petersburg 2018} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "11"]
[White "Anand, Viswanathan"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2757"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,14,25,10,20,0,16,0,4,0,8,0,2,4,12,-27,-17,-23,0,0,12,9,9,17,23,0,0,0,0,0,0,0,25,22,25,24,26,16,26,26,56,52,47,42,70,78,195,87,122,116,120,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} Nd7 (6... Be6 7. O-O Nd7 8. Nb3 Bb6 9. Ng5 Bxb3 10. axb3 Qe7 11. Nf3 O-O 12. Nd2 Nc5 13. Nc4 f6 {1-0 (102) Dominguez Perez,L (2763)-Wang,H (2726) Khanty-Mansiysk 2019}) 7. c3 O-O 8. O-O Re8 9. Nc4 Bf8 10. Be3 $146 ({Predecessor:} 10. Qe2 b6 11. Be3 Qe7 12. Rad1 Ba6 13. Rd2 Rad8 {0-1 (21) McKerracher,D (2006)-Kostanjsek,Z (2177) Opatija 2013}) 10... a5 11. Qc2 a4 12. d4 exd4 13. cxd4 Nb6 {With the idea ...Nxc4.} 14. Ncd2 h6 15. Ne5 Bb4 16. f3 Be6 17. Nd3 Bxd2 18. Qxd2 Nc4 19. Qe2 Nxe3 20. Qxe3 Bc4 21. Rfc1 Bxd3 22. Qxd3 Ra5 23. Rc4 Qd6 24. Qc3 Rh5 25. g3 Ra8 26. e5 Qe6 27. Re1 f5 (27... Rf5 $16) 28. Qc2 (28. f4 $18 {and White stays clearly on top.}) 28... f4 {[#]} 29. g4 $1 {[%cal Rg4h5]} ({Worse is} 29. Rxa4 Rxa4 30. Qxa4 fxg3 $15) 29... Rh4 30. Rxa4 (30. d5 $16 Qxd5 31. Rxf4) 30... Rxg4+ $1 $11 {The position is equal.} 31. fxg4 Qxg4+ 32. Kh1 Qf3+ 33. Kg1 Qg4+ $1 {Accuracy: White = 49%, Black = 51%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "11"]
[White "Nakamura, Hikaru"]
[Black "Harikrishna, Pentala"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2741"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,71,5,52,29,56,49,57,50,42,48,44,41,67,20,33,35,48,32,42,20,32,19,38,42,74,77,81,74,62,65,129,131,175,185,208,201,197,181,176,185,208,208,234,234,1002,1002,727,726,722,722]} 1. e4 e5 2. Nc3 Nf6 3. g3 d5 4. exd5 Nxd5 5. Bg2 Nxc3 6. bxc3 Bd6 7. Nf3 O-O 8. O-O Nc6 9. Rb1 Rb8 10. d4 exd4 11. cxd4 Bg4 12. h3 Bh5 13. Rb5 {C47: Scotch Four Knights and Four Knights with 4 g3} (13. c4 Bg6 14. Rb2 Ba3 15. Rxb7 Rxb7 16. Bxa3 Re8 17. Ne5 Nxe5 18. Bxb7 Nxc4 19. Bc5 Qd7 20. Re1 Rxe1+ 21. Qxe1 {1-0 (38) Collins,S (2455)-Kazhgaleyev,M (2594) chess.com INT 2017}) 13... Bg6 14. Nh4 Qd7 15. Nxg6 {White is slightly better.} hxg6 16. c4 b6 $146 ({Predecessor:} 16... a6 17. Rg5 Rfe8 18. h4 b5 19. h5 gxh5 20. Qxh5 Bf8 21. Bd5 Nb4 22. Kg2 Nxd5 23. Rh1 f5 24. Rxf5 {1-0 (24) Bobras,P (2330)-Murawski,G (2275) Krynica 1997}) 17. Be3 Rfe8 18. Qd3 Rbd8 19. Rd1 Ne7 20. g4 c6 21. Rb3 Qc7 22. Qd2 c5 23. Rd3 {dxc5 is the strong threat.} cxd4 24. Rxd4 Bh2+ 25. Kh1 {[%cal Rd4d8]} Rxd4 26. Qxd4 Be5 ({Better is} 26... Nc8 $14) 27. Qd7 $16 Qxd7 28. Rxd7 Nc8 29. Bd5 Ne7 30. Rxa7 Nxd5 31. cxd5 $18 {KRB-KRB} Rd8 32. Bxb6 Rxd5 33. a4 Bd4 $2 (33... Bc3 34. Kg2 f6) 34. Ra8+ {White is clearly winning.} Kh7 {[#]} 35. Rd8 $1 Rxd8 36. Bxd8 {Accuracy: White = 90%, Black = 41%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "11"]
[White "Vidit, Santosh Gujrathi"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "D75"]
[WhiteElo "2722"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "218"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,218,7,3,0,0,0,0,0,0,-8,75,77,72,79,105,110,110,108,117,108,120,120,114,112,119,90,82,89,92,77,77,77,80,79,161,161,161,161,216,216,555,627,533,177,533,177,527,177,522,522,507,500,12826,12809,12828,12828,12836,12829,12829,12830,12833,12833,12834,12835,12837,12838,12838,12839,12840,12841,12841,12841,12841,12837,12844,0,12841,12835,12837,0,12837,12831,12833,12825,12814,12799,12799,12799,12801,12799,12799,12798,12766,0,12040,1658,2954,2145,1940,954,737,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,148,99,99,87,87,51,51,0,51,51,51,51,51,51,51,51,99,99,99,99,99,99,99,99,99,99,99,51,99,51,99,0,99,99,99,0,49,49,49,0,0,0,99,99,99,99,99,99,99,99,99,99,99,99,99,0,49,0,49,0,49,0,49,49,100]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 c5 8. Nf3 Nc6 9. O-O O-O 10. Rb1 cxd4 11. cxd4 Nxd4 12. Nxd4 Qxd4 13. Be3 {D75: Fianchetto Grünfeld: Main Line with 7...c5} (13. Qxd4 Bxd4 14. Bh6 Rd8 15. Bxb7 Rb8 16. Bxc8 Rbxc8 17. Rfc1 f6 18. Rxc8 Rxc8 19. Rc1 Rxc1+ 20. Bxc1 Kf7 {½-½ (31) Mamedyarov,S (2774)-Vachier Lagrave,M (2779) Stavanger 2019}) 13... Qc4 14. Bd5 Qa6 15. Qb3 {The position is equal.} Qxe2 16. Rfe1 Qa6 $146 (16... Qh5 $1 $11) ({Predecessor:} 16... Qh5 17. Rbc1 Bg4 18. Rc5 e5 19. Rc7 Rad8 20. Bc5 Rxd5 21. Qxd5 {½-½ (49) Vidarte Morales,A (2394)-Cuadras Avellana,J (2380) Spain 2003}) 17. Bc5 $16 Bf5 18. Rbd1 $1 $36 {[%mdl 2048] White is really pushing.} Bf6 19. Bxb7 Qa5 20. Bb4 ({Much worse is} 20. Bxe7 $6 Bxe7 21. Bxa8 (21. Rxe7 Rae8 $11) 21... Bb4 $11) 20... Qc7 21. Bxa8 Rxa8 {[#]} 22. Rc1 $1 {[%cal Rc1c7]} Qd7 23. Red1 Qb7 24. Bc3 (24. Qd5 {is interesting.} Rb8 25. Qxb7 Rxb7 26. Bc3 Kg7 27. Bxf6+ Kxf6 28. Rc6+) 24... Qxb3 25. axb3 Rb8 26. Bxf6 exf6 {[%mdl 4096] Endgame KRR-KRB} 27. Rc3 Be6 28. Ra1 Rxb3 (28... Kg7 $16) 29. Rxb3 $18 Bxb3 30. Rxa7 $16 {KR-KB} h5 (30... Be6 $142 31. f3 Bd5) 31. Kf1 $18 g5 $2 (31... Be6 {is a better chance.} 32. Ke2 Kg7) 32. Ke2 Kg7 33. Ke3 $2 (33. h4 Be6 34. Ke3) 33... Kg6 $2 (33... g4 34. Kf4 Be6) 34. Rc7 $2 (34. h4 Bc4 35. Ra5) 34... Be6 $2 (34... g4 {is more resistant.} 35. Rc5 Be6) 35. Ke4 $2 (35. h4 Kh6 36. Rc5) 35... Kg7 $2 (35... Bh3 36. Rc5 Bg2+ 37. Ke3 Bh3) 36. h4 Kg6 37. Rc5 Bg4 (37... g4 $142 38. f4 gxf3 39. Kxf3 Bf5) 38. f4 gxh4 39. gxh4 Kg7 40. Kd4 Kg6 41. Kc3 Bf5 42. Kb4 Be6 43. Kb5 Bf5 44. Kc6 Be4+ 45. Kd6 Bf5 46. Ke7 Be4 47. Ra5 Bd3 48. Ra3 Be4 49. Ra5 Bd3 $1 50. Kd6 Be4 51. Rc5 $2 (51. Kd7 $18 {Ke7 is the strong threat.} Bf5+ 52. Ke7 Bd3) 51... Bd3 $2 {[%mdl 8192]} (51... Bf5 $11 52. Ke7 Be6) 52. Kd5 Bb1 53. Kd4 Bf5 54. Ra5 Bc2 55. Ke3 Bf5 56. Rb5 Bc2 57. Rc5 Bf5 58. Kd4 $2 (58. Ke2 $18 Bg4+ 59. Ke3) 58... Bb1 $2 {[%mdl 8192]} (58... Bg4 $11) 59. Rc1 (59. Kc4 $142 Be4 60. Kd4) 59... Ba2 60. Ke4 Be6 61. Rg1+ Bg4 62. Rg3 $2 (62. Rg2 $18 {and the rest is easy.} Kh6 63. Rb2) 62... Kg7 63. f5 Kf8 64. Kf4 Ke7 65. Rb3 Kf8 66. Rb6 Ke7 67. Ke4 Bh3 68. Ra6 Bg4 69. Ra7+ Kf8 70. Ra5 Ke7 71. Kd4 Bh3 72. Kc4 Bg4 73. Rc5 Kd6 74. Rd5+ Ke7 75. Kc5 Bh3 76. Kb6 Bg2 {[#]} 77. Rd3 $1 Kf8 78. Kc7 Be4 79. Re3 (79. Rd8+ {seems wilder.} Ke7 80. Rd7+ Ke8 81. Kd6 Bxf5 82. Rb7) 79... Bxf5 80. Rf3 Bg4 81. Rxf6 (81. Rf1 $1 $14) 81... Kg7 (81... Ke7 $11 82. Rd6 Bf3) 82. Rf4 $14 f6 83. Kd6 {aiming for Ke7.} Kf7 84. Rf2 Bh3 85. Kd5 Bg4 86. Ke4 Ke7 87. Rb2 Kf7 88. Kf4 Bh3 89. Rb5 Bg4 90. Ke3 Ke7 91. Kd4 Kf7 92. Ra5 Ke7 93. Kd5 ({White should play} 93. Ke3 $16) 93... Kf7 (93... f5 $1 $11 94. Ra7+ Kf6 95. Ra6+ Ke7) 94. Ra7+ $16 Kf8 95. Kd6 (95. Ke4 $16) 95... Bh3 96. Re7 Bg4 97. Re3 {And now Rb3 would win.} Kf7 98. Kd5 Kf8 (98... f5 $11 {keeps the balance.} 99. Re6 Bh3) 99. Ke4 Kf7 100. Kf4 Be6 101. Rc3 Bg4 102. Rc5 Kf8 103. Ke4 Kf7 104. Ra5 Kf8 105. Kd5 Kf7 106. Kd6 {Black must now prevent Kd5.} Kf8 107. Ra7 Bh3 108. Re7 Bg4 $1 109. Re4 Bh3 {Accuracy: White = 60%, Black = 38%.} ({Black should try} 109... f5 $14 110. Rc4 Kg7 111. Rc7+ Kf6) 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "12"]
[White "Carlsen, Magnus"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2870"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,40,9,16,15,13,10,0,0,0,22,0,6,-6,-5,-13,0,0,0,-8,-9,-9,-9,-7,0,-3,-3]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 {The position is equal.} Ne8 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} (9... Bf6 10. Re1 Re8 11. c3 Rxe1 12. Qxe1 Ne8 13. d5 c6 14. Qd1 b6 15. Bf4 Bb7 16. dxc6 dxc6 17. Nd2 c5 18. Nc4 Qxd1 19. Rxd1 {½-½ (40) Anand,V (2774)-Caruana,F (2819) Karlsruhe/Baden Baden 2019}) 10. Re1 d5 11. Bf4 Bd6 12. Be5 c6 13. c3 Bxe5 $146 ({Predecessor:} 13... Bf5 14. Bd3 Bxd3 15. Qxd3 f6 16. Bxd6 Nxd6 17. Nd2 {½-½ (32) Szabo,K (2510)-Pacher,M (2493) Austria 2016}) 14. Rxe5 Nd6 15. Bd3 g6 16. Nd2 f6 17. Re3 Bf5 18. Nb3 b6 19. Bxf5 Nxf5 20. Re2 Qd7 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "12"]
[White "Ding, Liren"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2801"]
[BlackElo "2776"]
[Annotator "RC"]
[PlyCount "63"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeMode "Bronstein"]
[TimeControl "300+3"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Nf3 d5 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:00]} Bb4 {[%emt 0:00:00]} 5. Bg5 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 6. Bxf6 {[%emt 0:00:00]} Qxf6 {[%emt 0:00:00]} 7. Qa4+ {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 8. e3 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 9. Be2 {[%emt 0:00:00]} dxc4 {[%emt 0:00:07]} 10. O-O {[%emt 0:00:00]} Bd7 {[%emt 0:00:03]} 11. Bxc4 {[%emt 0:00:00]} Bxc3 {[%emt 0:00:03]} 12. bxc3 Rfd8 {[%emt 0:00:04]} 13. Be2 {[%emt 0:00:00]} Be8 {[%emt 0:00:03]} 14. Qa3 {[%emt 0:00:00]} b6 {[%emt 0:00:03]} 15. e4 {[%emt 0:00:26]} Qe7 {[%emt 0:00:47]} 16. Qb2 {[%emt 0:00:19]} Na5 {[%emt 0:00:03]} 17. c4 {[%emt 0:00:03]} Qf6 {[%emt 0:00:03]} 18. Rad1 {[%emt 0:00:21]} c5 {[%emt 0:01:07]} 19. e5 {[%emt 0:00:03]} Qf4 {[%emt 0:00:05]} 20. dxc5 {[%emt 0:00:40]} Nxc4 {[%emt 0:00:21]} 21. Qc1 {[%emt 0:01:13]} Qxc1 {[%emt 0:00:05]} 22. Rxc1 {[%emt 0:00:03]} Na5 {[%emt 0:00:20]} 23. cxb6 {[%emt 0:00:08]} axb6 {[%emt 0:00:03]} 24. Rb1 {[%emt 0:00:03]} Nc6 {[%emt 0:00:07]} 25. Bc4 {[%emt 0:00:26]} b5 {[%emt 0:00:09]} 26. Bxb5 {[%emt 0:00:12]} Rxa2 {[%emt 0:00:03]} 27. Rfc1 {[%emt 0:00:03]} Ne7 {[%emt 0:00:08]} 28. Bxe8 {[%emt 0:00:03]} Rxe8 {[%emt 0:00:03]} 29. Rb7 {[%emt 0:00:21]} Nd5 {[%emt 0:00:08]} 30. g3 {[%emt 0:00:03]} Rea8 {[%emt 0:00:12]} 31. h4 {[%emt 0:00:03]} g6 {[%emt 0:00:08]} 32. Nd4 {[%emt 0:00:06]} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "12"]
[White "Nepomniachtchi, Ian"]
[Black "Vidit, Santosh Gujrathi"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2773"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,165,8,12,33,34,35,32,27,27,33,36,54,54,49,52,58,58,66,66,71,52,65,30,34,25,41,22,35,31,100,19,29,0,56,12,20,0,0,0,0,0,6,20,57,0,0,0,0,0,0,0,81,75,195,197,168,198,297,283,301,287,293,301,288,288,291,283,287,216,224,172,353,299,273,266,237,244,227,147,249,239,448,475,635,605,616,216,241,105,496,528,495,493,467,518,440,519,495,498,495,483,432,423,401,430,817,835,708,477,472,460,419,406,1441,1354,5197,3871,29966,29967,29967,29968,29968,29969,29969,29970,29970,29971,29971,29968,29967,29968,29969,0,29961,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 h6 6. h3 d6 7. Na4 a6 {C50: Hungarian Defence and Giuoco Pianissimo} (7... Bb6 8. a3 O-O 9. O-O Qe8 10. Re1 Be6 11. Nxb6 axb6 12. b3 Nd7 13. Bxe6 Qxe6 14. d4 Nxd4 15. Nxd4 exd4 16. Qxd4 {1-0 (53) Karjakin,S (2782)-Anand,V (2759) Leuven 2018}) 8. Nxc5 dxc5 9. a4 b6 $146 {White is slightly better.} ({Predecessor:} 9... Qd6 10. Be3 Bd7 11. a5 O-O-O 12. Bxf7 Rhf8 13. Bc4 Nh5 14. g3 {0-1 (26) Aboudi,M (2166)-Khusenkhojaev,M (2416) Abu Dhabi 2016}) 10. O-O O-O 11. Nh4 Be6 12. Bxe6 fxe6 13. Nf3 Qd6 14. b3 Nd7 15. Nd2 b5 16. Bb2 Nb6 17. axb5 axb5 18. Qh5 Nd7 19. Nf3 Nd4 20. Bxd4 cxd4 (20... exd4 $14 21. b4 cxb4) 21. Nh2 (21. Rxa8 $16 Rxa8 22. g4) 21... Nf6 $11 22. Qe2 (22. Qg6 {is more complex.} Qe7 23. Rfb1 Qf7 24. Qg3 Nd7 25. Nf3) 22... c5 (22... Ra3 $11) 23. Rxa8 Rxa8 24. f4 Rf8 25. f5 exf5 26. Rxf5 g6 27. Rf1 Nh5 28. Qg4 (28. Rxf8+ $14 Qxf8 29. Qd2) 28... Nf4 29. Qd1 Kg7 30. Qd2 Qe7 31. Nf3 Nh5 (31... g5 $11 {keeps the balance.}) 32. Qa5 $1 $16 b4 (32... Nf4 $16) 33. Qb6 $1 $18 Rf6 34. Qb8 Nf4 (34... Qd6 $142 35. Qxd6 Rxd6) 35. Ra1 Rf7 36. Ra8 {[%csl Ga8][%cal Rb8h8]} ({Much less strong is} 36. Nxe5 $6 Qc7 $16) (36. Qxe5+ $6 Qxe5 37. Nxe5 Re7 $16) 36... Rf8 37. Qxf8+ Qxf8 38. Rxf8 Kxf8 {[%mdl 4096] Endgame KN-KN} 39. Kf2 ({Less strong is} 39. Nxe5 Ke7 $16) 39... Ke7 40. Nxe5 Ke6 41. Nc4 g5 $2 (41... Nh5 42. Kf3 Nf6) 42. Kf3 Nh5 43. Nd2 Nf6 44. Nf1 Nd7 45. Nh2 Ne5+ (45... h5 $16 46. Kg3 Kf6) 46. Kg3 Ng6 $2 (46... h5 {was worth a try.} 47. Nf3 h4+ 48. Kf2 Nf7) 47. Kg4 $1 Nf4 48. g3 $1 {[%cal Rg3f4]} Ne2 49. Nf3 $2 (49. Kh5 Ng1 50. h4) 49... Kf6 50. h4 (50. Nd2 $1 $18) 50... gxh4 $2 {[%mdl 8192]} (50... h5+ $16 {is more resistant.} 51. Kxh5 Nxg3+ 52. Kg4 gxh4) 51. gxh4 Nc3 52. e5+ Kg6 53. h5+ Kf7 54. Kf5 Nd5 55. e6+ $1 Ke7 56. Ke5 Ne3 57. Nh4 Ng4+ 58. Kd5 Ne3+ (58... Nf6+ $142 59. Kxc5 Kxe6 60. Kxd4 Nxh5) 59. Kxc5 Kxe6 60. Kxd4 Nxc2+ 61. Kc4 Ke5 {Black hopes to continue with ...Kf4.} 62. Ng6+ Kf6 (62... Ke6 $142 63. Nf4+ Kd6) 63. d4 Kg5 64. d5 Ne3+ 65. Kc5 Ng4 66. d6 Nf6 67. Ne5 Kxh5 68. d7 Nxd7+ 69. Nxd7 {KN-KPP} Kg5 70. Ne5 h5 71. Kd4 Kf4 {[#]} 72. Kd5 $2 (72. Ng6+ $1 Kf5 73. Ne7+ Kf4 74. Kd3 Kf3 75. Ng6 Kg3 76. Ke3 Kg4 77. Ne5+ Kg5 78. Nc6) 72... Kf5 $2 {[%mdl 8192] [#]} (72... Ke3 $11) 73. Nd3 $2 (73. Nf3 $1 {mates} Kf4 74. Nh4 Ke3 75. Kc5 Kf4 76. Kd4 (76. Kxb4 Kg4 $11) 76... Kg4 77. Ng6 Kf5 78. Ne7+ Kf4 79. Kd3) 73... h4 $11 {The position is equal.} 74. Kd4 {Black must now prevent Ke3.} h3 75. Ke3 {Kf2 is the strong threat.} h2 $1 {[%cal Rh2h1]} 76. Nf2 Ke6 77. Ke4 $1 Kd6 78. Kd4 Ke6 79. Ke4 Kd6 80. Nh1 Ke6 81. Ng3 Kd6 82. Nh1 Ke6 83. Nf2 {Accuracy: White = 66%, Black = 35%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "12"]
[White "Aronian, Levon"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2772"]
[BlackElo "2760"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,102,4,0,18,14,19,10,16,0,0,-5,0,-27,-14,-20,-20,-20,-22,-34,-29,-36,-41,-45,-17,-56,-27,-167,-155,-152,-157,-171,-166,-165,-129,-149,-144,-146,-120,-131,-117,-136,-125,-125,-111,-125,-113,-109,-119,-270,-46,-48,-37,-52,0,0,0,0,0,-47,-45,-45,-33,-408,-397,-1212,-1180,-1206,-1206,-1133,-1000,-5597,-5265,-4389,-1954,-29967,-29967,-29967,-29965,-29966,-29967,-5189,-12812,-29969,-29951,-1631,-614,-12845,-10846,-29947,-7732,-29977,-29978,-29977,-29976]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 {A29: English Opening: Four Knights Variation with 4 g3} 7. O-O O-O 8. d3 Re8 {The position is equal.} (8... h6 9. Nxd5 Qxd5 10. Nd2 Qe6 11. b3 Re8 12. Bb2 Bd7 13. e3 Rad8 14. a3 Qg6 15. Qc2 Bb6 16. b4 Bf5 {½-½ (40) Ding,L (2811)-Radjabov,T (2758) Khanty-Mansiysk 2019}) 9. Bd2 Nxc3 10. bxc3 Bb6 $146 ({Predecessor:} 10... Bg4 11. h3 Bh5 12. Qc2 Qd7 13. g4 Bg6 14. Nh4 {1-0 (42) Goric,E (2366)-Majeric,Z (2272) Vukovar 2011}) 11. Qc2 Bf5 12. Nh4 Bg4 13. Rae1 Qd7 14. Kh1 Rad8 15. Bg5 f6 16. Be3 Bh3 17. Rg1 Bxg2+ 18. Rxg2 (18. Nxg2 $11 g6 19. Rb1) 18... Bxe3 $1 $19 19. fxe3 {[#]} e4 $1 {[%mdl 512]} 20. dxe4 Qe6 21. Nf3 Kh8 {[%mdl 1024] Black has strong compensation.} 22. Rb1 b6 ({Stronger than} 22... Qxe4 23. Qxe4 Rxe4 24. Rxb7 $11) 23. Nd4 Qc4 24. g4 h6 25. h4 Ne5 26. g5 fxg5 27. hxg5 h5 28. g6 c5 29. Rg5 $2 (29. Nf3 $17) 29... Kg8 $2 ({Better is} 29... cxd4 $19 30. exd4 Ng4 31. Rxh5+ Kg8) 30. Nf5 $1 $15 Ng4 $36 {[%mdl 2048] Black is pushing.} 31. Rxh5 Nf6 (31... Rxe4 $15 32. Rh7 Nh6 33. Rxg7+ Kf8 34. Nxh6 (34. Rf1 $2 Nxf5 35. Rf7+ {[%mdl 64] Double Attack} Kg8 $19) 34... Kxg7 {[%mdl 64] Double Attack} 35. Nf5+ Kg8 36. Nh6+ Kh8 37. Nf7+ {[%mdl 64] [#] Double Attack} Kg7 $1 {[%mdl 512]} 38. Nxd8 Rh4+ 39. Kg1 Qg4+ {[%mdl 64] Double Attack} 40. Kf2 Rh2+ 41. Ke1 Rh1+ 42. Kd2 (42. Kf2 {leads to mate.} Qh4+ {[%mdl 64] Double Attack} 43. Kf3 Rh3+ 44. Kg2 Rh2+ 45. Kg1 Qf2#) 42... Qd7+ {[%mdl 64] Double Attack} 43. Qd3 Qxd3+ 44. exd3 Rxb1) 32. Rh4 $11 {Strongly threatening Rd1.} Rxe4 33. Rxe4 Nxe4 34. Qb3 (34. Rf1 $5 {[%cal Rf5e7]} Qe6 35. Kh2 $11) 34... Qxb3 35. axb3 Nxc3 $15 {[%mdl 4096] Endgame KRN-KRN} 36. Ne7+ $2 {[%mdl 8192]} (36. Rf1 $15 Re8 37. Rc1) 36... Kf8 $19 37. Nc6 $2 (37. Rc1 Nxe2 38. Rc2) 37... Nxb1 38. Nxd8 {KN-KN} Nd2 39. Kg2 Nxb3 40. Kf3 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 41. Ne6+ Ke7 42. Nxg7 a4 43. Nf5+ Kf6 44. g7 Kf7 45. Nd6+ Kxg7 46. Nb5 Nd2+ 47. Kf4 Kf6 (47... Nb1 $142 48. Ke4 a3 49. Nxa3 Nxa3) 48. e4 Nc4 49. e5+ Ke6 50. Ke4 a3 51. Nc3 Nxe5 {Accuracy: White = 33%, Black = 57%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "12"]
[White "Harikrishna, Pentala"]
[Black "Anand, Viswanathan"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2731"]
[BlackElo "2757"]
[Annotator "ChessBase"]
[PlyCount "66"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeMode "Bronstein"]
[TimeControl "300+3"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. g3 {[%emt 0:00:00]} Bb4+ {[%emt 0:00:00]} 5. Nbd2 {[%emt 0:00:00]} dxc4 {[%emt 0:00:00]} 6. Bg2 {[%emt 0:00:00]} O-O {[%emt 0:00:01]} 7. O-O {[%emt 0:00:14]} b5 {[%emt 0:00:02]} 8. a4 {[%emt 0:00:20]} c6 {[%emt 0:00:02]} 9. Ne5 {[%emt 0:00:12]} Nd5 {[%emt 0:00:14]} 10. Ne4 {[%emt 0:00:20]} f6 {[%emt 0:00:23]} 11. Nf3 {[%emt 0:00:08]} a5 {[%emt 0:00:26]} 12. b3 {[%emt 0:00:15]} cxb3 {[%emt 0:00:44]} 13. Qxb3 {[%emt 0:00:03]} Ba6 {[%emt 0:00:21]} 14. Qc2 {[%emt 0:00:03]} bxa4 {[%emt 0:00:07]} 15. Rxa4 {[%emt 0:00:38]} Nd7 {[%emt 0:00:25]} 16. Ra1 {[%emt 0:00:47]} Rc8 {[%emt 0:00:43]} 17. Nc5 {[%emt 0:00:38]} Nxc5 18. dxc5 {[%emt 0:00:03]} e5 {[%emt 0:00:27]} 19. Ba3 {[%emt 0:00:08]} Bb5 {[%emt 0:00:12]} 20. Rfd1 {[%emt 0:00:23]} Qe7 {[%emt 0:00:23]} 21. Nh4 {[%emt 0:00:06]} Nc3 {[%emt 0:00:14]} 22. Rd6 {[%emt 0:00:26]} Nxe2+ {[%emt 0:00:09]} 23. Kh1 {[%emt 0:00:03]} Nd4 {[%emt 0:00:05]} 24. Qe4 {[%emt 0:00:14]} Rcd8 {[%emt 0:00:26]} 25. Bxb4 axb4 {[%emt 0:00:03]} 26. Qg4 {[%emt 0:00:39]} f5 {[%emt 0:00:07]} 27. Qh5 {[%emt 0:00:04]} Rxd6 {[%emt 0:00:03]} 28. cxd6 Qxd6 {[%emt 0:00:03]} 29. Ra7 {[%emt 0:00:08]} b3 {[%emt 0:00:04]} 30. Bh3 {[%emt 0:00:07]} b2 {[%emt 0:00:05]} 31. Qd1 {[%emt 0:00:03]} Qb4 {[%emt 0:00:03]} 32. Qb1 {[%emt 0:00:03]} Bd3 {[%emt 0:00:05]} 33. Qa2+ {[%emt 0:00:03]} Qb3 {[%emt 0:00:03]} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "13"]
[White "Carlsen, Magnus"]
[Black "Harikrishna, Pentala"]
[Result "1-0"]
[ECO "D42"]
[WhiteElo "2870"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,131,0,0,21,0,39,37,39,32,62,-38,75,0,0,0,0,0,156,154,312,316,318,306,318,316,333,317,360,231,232,231,232,232,232,232,232,232,257,244,244,214,214,214,214,214,214,214,214,206,206,206,206,206,206,206,206,206,206,206,206,206,206,206,206,206,206,167,167,160,160,160,167,167,219,160,160,160,167,167,167,167,166,166,5538,5531,5531,5531,5406,2488,1089,779,736,584,29972,29973,29973,29974,29975,29976,29976,29974,29973,29973,29981,29982,29984,29985,29985,29986]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 Nc6 6. cxd5 Nxd5 7. Bd3 Be7 8. O-O O-O 9. Qe2 cxd4 10. exd4 Nf6 11. Rd1 b6 12. a3 Bb7 13. Bg5 Re8 {D42: Queen's Gambit Declined: Semi-Tarrasch: 5 cxd5 Nxd5 6 e3 Nc6 7 Bd3} (13... Rc8 14. Bc2 Re8 15. h4 Nd5 16. Nxd5 exd5 17. Qd3 g6 18. b4 Rc7 19. Rac1 Qd6 20. Ba4 Rec8 21. Qd2 Bxg5 22. hxg5 {1-0 (38) Anton Guijarro,D (2654)-Nikolov,M (2585) Linares 2017}) 14. h4 $146 ({Predecessor:} 14. Ne4 Nd5 15. Bd2 Rc8 16. Rac1 Nf6 17. Bc3 Qc7 18. Ne5 Nxd4 19. Nxf6+ Bxf6 20. Bxh7+ Kxh7 21. Qh5+ {½-½ (38) Gamboa,N (2315)-Rodriguez Cespedes,A (2495) Bogota 1990}) 14... g6 15. Rac1 Rc8 {White is slightly better.} 16. Bb1 Na5 17. Ne5 (17. Ba2 $14) 17... Nd7 (17... Nb3 $15 {stays ahead.} 18. Rc2 Nxd4) 18. b4 (18. Qg4 $16) 18... Bxg5 (18... Nb3 $5 19. Rc2 $8 Bxg5 20. hxg5 Nxe5 21. Qxe5 Na1 $11) 19. hxg5 Nb3 ({Much weaker is} 19... Qxg5 20. f4 $14) 20. Rc2 $1 {aiming for Ba2.} Na1 $2 (20... Nxe5 $11 21. Qxe5 Na1) 21. Nxd7 $16 {Hoping for Nf6+.} Qxd7 $2 (21... Qxg5 $16 22. d5 exd5) 22. Ne4 $18 {[%mdl 64] [#] Overworked Piece} Bxe4 23. Rxc8 Rxc8 24. Bxe4 Nb3 25. Qe3 Qa4 {intending ...Na5.} 26. Rb1 Nxd4 27. Qxd4 Qxa3 28. b5 Rc1+ 29. Kh2 Rxb1 30. Bxb1 Qc1 31. Qd8+ Kg7 32. Bd3 Qf4+ 33. Kg1 h6 34. gxh6+ Qxh6 35. Qd4+ Kg8 36. Bf1 Qc1 37. Qd7 Qa1 38. g3 Kg7 39. Kg2 Qa4 40. Qd2 Qe4+ 41. Kg1 Qa4 42. Be2 Kg8 43. Kg2 Kg7 44. Qb2+ Kg8 45. Bf3 a6 46. bxa6 Qxa6 47. Bc6 Qa7 48. Qe5 Qa6 (48... Kh7 {was necessary.} 49. Qd6 Kg7) 49. Qc7 Kg7 50. Kh2 Kf8 51. Qd8+ Kg7 52. Qd4+ Kg8 53. Be8 {[#] Qd7 is the strong threat.} Qa7 $2 (53... Qa8) 54. Qd7 Qxd7 55. Bxd7 {[%mdl 4096] Endgame KB-KP} Kf8 56. Kg2 (56. Kh3 $142 Ke7 57. Bb5) 56... Ke7 57. Ba4 Kd6 58. Kf3 g5 59. Kg4 {White mates.} f6 60. Kh5 Ke5 61. Kg6 g4 62. Bd7 f5 63. Kf7 Ke4 64. Kxe6 b5 65. Bxb5 Kf3 66. Kxf5 {Accuracy: White = 69%, Black = 43%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "13"]
[White "Giri, Anish"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2776"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,50,9,9,0,2,7,20,0,5,9,11,9,13,14,6,-1,0,-3,0,0,4,0,0,0,0,0,0,0,0,-5,-4,-4,-4,-4,-5]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 e6 9. Bb5 Bg7 {The position is equal.} 10. O-O {A35: Symmetrical English: 2 Nc3 Nc6 3 Nf3} O-O 11. Bxc6 bxc6 12. Re1 Qc7 13. Ne4 {[#]} c5 $1 {[%mdl 512]} 14. Nxc5 (14. dxc5 Bd7) 14... Bxd4 {[%mdl 64] Remove Defender} 15. Nxd4 {Strongly threatening Qa3.} Qxc5 16. Nf3 Qb6 {[#]} 17. Qa4 $146 ({Predecessor:} 17. Qxb6 axb6 18. Bd2 f6 19. Nd4 e5 20. Nc2 Bb7 21. Nb4 Rfc8 {½-½ (21) Malakhov,V (2654)-Cheparinov,I (2711) Zagreb 2018}) 17... Bb7 18. Ne5 {Nd7 is the strong threat.} Qb4 19. Qxb4 Nxb4 20. Rd1 Rfd8 {[%cal Rd8d1] [#]} 21. Bg5 Rd5 22. Rxd5 Nxd5 23. Ng4 Rc8 24. Rc1 Rxc1+ 25. Bxc1 f6 {Accuracy: White = 68%, Black = 96%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "13"]
[White "So, Wesley"]
[Black "Anand, Viswanathan"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2760"]
[BlackElo "2757"]
[Annotator "TA RC"]
[PlyCount "82"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,116,0,60,55,61,44,35,36,27,37,51,34,39,44,25,17,50,46,47,54,92,72,77,37,43,0,-11,-6,-9,0,45,35,57,-43,-29,-33,-27,-54,-43,-130,-127,-138,-141,-122,-102,-102,-94,-110,-101,-98,-95,-161,-200,-280,-285,-374,-361,-397,-445,-396,-422,-359,-350,-502,-479,-591,-579,-541,-553,-741,-732,-712,-676,-861,-865,-722,-714,-959,-594,-705,-684,-940,-621,-697,-692,-787,-920,-955,-945,-29971,-29970,-29966,-29967,-29975,-29976,-29977,-29979,-29979,-29980,-29979,-29980,-29975,-29971]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Nc3 e6 8. Bg5 Nf6 ({Black should play} 8... f6 $11 9. Be3 Ne7) 9. O-O-O $14 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} h6 10. Bh4 e5 11. Qd3 {White is slightly better.} (11. Bxf6 Qxf6 12. Qb6 Qd8 13. Qxb7 Qb8 14. Qxb8+ Rxb8 15. Rd5 Be7 16. Rhd1 Be6 {1-0 (31) Ni,S (2444)-Shuvalova,P (2416) Qinhuangdao 2018}) 11... g5 12. Bg3 Rc8 $146 ({Predecessor:} 12... Qc7 13. Rhe1 Rc8 14. h4 g4 15. Nd2 b5 16. a3 Rg8 {1-0 (45) Engel,L (2304)-Martin,J (2337) Willingen 2017}) 13. Kb1 Be7 14. h4 g4 15. Nd2 Be6 16. h5 Qa5 {[#] ...Rxc3! is the strong threat.} 17. Nb3 Qb4 18. Bh4 Nd7 19. Qe3 Qb6 20. Qe2 (20. Qd2 $14) 20... Rxc3 $11 21. bxc3 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 22. Ka1 a4 23. Nd2 Qc5 {[#] aiming for ...Qa3!} 24. Qd3 (24. Qe3 $1 $14) 24... Bxh4 $15 25. Rxh4 Qxf2 $40 {[%mdl 128] Black mounts an attack.} 26. Rhh1 O-O 27. Qxd6 ({White should try} 27. Rde1 $15) 27... Rc8 $17 28. Rhf1 Qxg2 29. Qd3 Qh3 30. Qxh3 gxh3 31. Rf3 Kf8 {[%mdl 1024] And now ...Bg4 would win. Black has strong compensation.} 32. Rh1 Ke7 33. Re3 (33. Nf1 $17) 33... Rg8 $19 34. Nf3 Rg3 35. Rhe1 Nf6 36. Nxe5 Rxe3 37. Rxe3 Ng4 38. Rxh3 {Strongly threatening Nxg4.} Nxe5 {[%mdl 4096] Endgame} 39. Rg3 (39. Rh1 {was necessary.} Bd7 40. Kb2) 39... Kf6 40. Kb2 Nc4+ 41. Kc1 b5 {Played: Nc4-d6} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "13"]
[White "Nakamura, Hikaru"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "2741"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "162"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,162,0,0,0,2,-12,0,-7,0,0,0,0,1,-16,-6,-12,-12,-12,-12,-12,0,0,0,-12,-8,-8,-6,-8,-10,-72,-83,-68,-76,-116,-122,-115,-90,-83,-54,-97,-91,-92,-44,-40,-43,-55,-83,-86,-87,-91,-98,-200,-93,-95,-44,-41,-33,-94,0,-73,-11,-77,-79,-92,-44,-30,-8,-8,0,0,0,-23,0,0,0,-16,0,-31,0,0,0,0,0,0,0,0,0,0,0,0,-8,-253,-154,-145,-31,-32,-1,-209,-31,-32,-32,-191,-191,-385,-396,-381,-370,-314,-289,-1687,-952,-908,-933,-812,-864,-692,-641,-948,-1550,-1601,-1587,-1177,-945,-1669,-1568,-1673,-1595,-1445,-1247,-1403,-1400,-1223,-835,-1164,-929,-2216,-1994,-1881,-1532,-5405,-8553,-12829,-12840,-5419,-6148,-4610,-8,-8,-8,-8,-8,-8,-8]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. e3 {E36: Nimzo-Indian: Classical: 4...d5 5 a3} (7. Nf3 dxc4 8. Qxc4 b6 9. Bg5 Bb7 10. Rd1 Nbd7 11. Ne5 h6 12. Bh4 c5 13. Nxd7 Qxd7 14. Bxf6 gxf6 15. dxc5 Qc7 16. h4 Rfd8 17. Rxd8+ Rxd8 {½-½ (30) Yu,Y (2763)-Ding,L (2811) Khanty-Mansiysk 2019}) 7... b6 8. cxd5 Nxd5 9. Qc2 Bb7 10. e4 $146 ({Predecessor:} 10. Nf3 Nd7 11. Bd3 h6 12. e4 Ne7 13. Be3 c5 14. Rd1 Rc8 {1-0 (31) Le,Q (2706)-Kaufman,R (2341) Saint Louis 2014}) 10... Nf6 11. e5 Nd5 12. Nf3 c5 13. Bd3 h6 14. O-O cxd4 15. Qe2 {Strongly threatening Qe4!} Ne7 $36 {[%mdl 2048] Black has some pressure.} 16. Rd1 Qd5 17. Bc4 Qe4 18. Qxe4 Bxe4 19. Nxd4 Nbc6 {[%cal Bb8c6,Bc6d4,Bd4b3][%mdl 32]} 20. Re1 (20. Nxc6 $11 Nxc6 21. Bf4) 20... Nxd4 $17 21. Rxe4 Rfd8 22. Bf4 Rac8 23. Bf1 Nb3 24. Rae1 Nd2 25. R4e2 Nxf1 26. Kxf1 Nf5 27. Rd2 g5 28. Rxd8+ Rxd8 $15 {[%mdl 4096] Endgame KRB-KRN} 29. Bc1 Kg7 30. h3 Kg6 31. f3 (31. Be3 $17) 31... h5 (31... Rc8 $1 $19 {and Black stays clearly on top.} 32. g4 Nd4) 32. g4 $17 Nh4 (32... Ne7 $17) 33. Kf2 $15 Rd3 34. Be3 (34. Re3 $1 $15 Rd5 35. Re1) 34... Rd5 (34... Rb3 $17 35. Re2 Kh6) 35. Bc1 (35. Rc1 $11) 35... Rc5 (35... Kh6 $17) 36. Be3 (36. Kg3 $11) 36... Rxe5 $17 37. Rc1 Rb5 38. b4 a5 39. Rc4 hxg4 40. hxg4 axb4 41. axb4 f5 42. Rc6 f4 43. Bd2 Kf7 44. Bc3 Rd5 45. Ke2 b5 46. Rc7+ Kg6 47. Rg7+ Kh6 48. Re7 Rd6 49. Bg7+ Kg6 50. Be5 Ra6 {White must now prevent ...Ra3.} 51. Rg7+ (51. Bc3 $11 {remains equal.}) 51... Kh6 {...Ra3 is the strong threat.} 52. Re7 Ra2+ (52... Ra3 $1 $17 {[%cal Ra3e3] And now ...Re3+ would win.} 53. Rxe6+ Kh7) 53. Kd3 $1 $15 Ra3+ 54. Kc2 $2 (54. Bc3 $1 $11) 54... Nxf3 $2 ({Don't play} 54... Rxf3 55. Bg7+ Kg6 56. Bd4 $17) (54... Ra6 $19 55. Rb7 Nxf3 56. Rxb5 Kg6) 55. Rxe6+ Kh7 {Hoping for ...Ra2+.} 56. Bf6 $2 {[#]} ({White should try} 56. Re7+ $15 Kg6 57. Re6+ Kf7 58. Rf6+ Ke7 59. Rf5) 56... Ra2+ $1 $19 57. Kd3 $2 (57. Kc3) 57... Rd2+ 58. Kc3 {White wants to play Bxg5!} Rd5 59. Re2 Kg6 60. Be7 $2 (60. Bh8) 60... Ne5 61. Rg2 Rd3+ 62. Kc2 Rg3 63. Rd2 Nxg4 64. Bc5 Ne3+ 65. Kb1 Nc4 66. Rd8 g4 67. Rg8+ Kf5 68. Rb8 Rb3+ 69. Kc2 Rb2+ 70. Kc3 Re2 71. Rxb5 Ne5 72. Rb8 g3 73. Rg8 g2 74. b5 f3 75. b6 f2 76. Bxf2 Rxf2 {KRN-KR} 77. b7 Nd7 ({Worse is} 77... Ng6 {[#]} 78. Rxg6 $1 {[%mdl 512]} Rf3+ 79. Kb4 $11) 78. Rg7 Rf1 $2 (78... Nb8 $19 79. Rg8 Ke4) 79. Rxg2 $11 {The position is equal.} Rb1 80. Rb2 Rxb2 81. Kxb2 Ke5 {Accuracy: White = 42%, Black = 44%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "13"]
[White "Vidit, Santosh Gujrathi"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2722"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,49,27,41,56,56,68,62,61,51,85,52,47,52,45,18,56,0,0,0,0,0,6,0,0,0,103,-60,-52,-70,58,44,39,32,86,0,231,244,225,234,952,952]} 1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 b6 5. Nc3 Bb7 6. f3 a6 {A31: Symmetrical English: 2 Nf3 Nf6 3 d4} (6... d6 7. e4 e6 8. Be2 Be7 9. O-O O-O 10. Be3 a6 11. Qd2 Qc7 12. Rfc1 Nbd7 13. b4 Rac8 14. Nb3 Qb8 15. Bf1 Rfe8 16. Qf2 Bd8 17. Na4 Ba8 18. c5 b5 19. Nc3 Bc7 20. g3 dxc5 21. Nxc5 Nxc5 22. bxc5 {1-0 (45) Nepomniachtchi,I (2729)-Ponkratov,P (2613) Riadh 2017}) 7. e4 e6 8. Be2 Qc7 {White is slightly better.} 9. Be3 Bd6 10. g3 Nc6 11. Qd2 {Ndb5! is the strong threat.} Be5 $146 ({Predecessor:} 11... Bc5 12. Rd1 O-O 13. Kf2 Rad8 {1-0 (35) Behl,T (2050)-Adorjan,A (2530) Uebach 1996}) 12. Nb3 O-O 13. Na4 {[#]} b5 $1 {[%mdl 512]} 14. cxb5 axb5 15. Bxb5 d5 16. Rc1 Qb8 17. Nbc5 Ne7 {[#]} (17... Na7 $11 18. Be2 Nc6) 18. f4 $2 ({White has to play} 18. Nb6 $1 $16 {[%cal Rb6d7] Strongly threatening Nbd7.} dxe4 19. f4 (19. Nxa8 Bxa8 20. f4 Bxf4 $11)) 18... Bc7 {[%mdl 1024] Black has compensation.} 19. O-O $1 Rd8 (19... dxe4 $15 20. Qe2 (20. Nxb7 Qxb7 21. Qe2 Rfb8 $17) 20... Nf5) 20. e5 $1 $36 {[%cal Re5f6][%mdl 2048] White has some pressure.} (20. Nxb7 Qxb7 21. Qe2 Nxe4 $11) 20... Ne4 21. Qd3 Nf5 {[#]} ({Black should try} 21... d4 $1 $14 22. Bd2 (22. Nxe4 $2 dxe3 23. Nd6 Nf5 $19) (22. Bxd4 Nxc5 23. Nxc5 Bc6 $11) 22... Nxd2 23. Qxd2 Bd5) 22. Nxb7 (22. Bf2 $1 $16) 22... Nxe3 $2 (22... Qxb7 $11 {and Black is okay.} 23. Bc6 Qa6 24. Qxa6 Rxa6) 23. Nxd8 $18 ({Weaker is} 23. Qxe3 Qxb7 24. Bc6 Qa7 $14) 23... Bxd8 24. Qxe3 Rxa4 $2 (24... Qxb5 25. b3 h6) 25. Bxa4 {Accuracy: White = 52%, Black = 44%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "14"]
[White "Ding, Liren"]
[Black "Carlsen, Magnus"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2801"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,77,31,26,33,18,29,12,25,14,11,-32,7,4,20,39,113,111,114,106,111,110,108,104,108,70,70,75,141,132,209,217,328,125,106,0,311,295,243,234,253,259,1645,370,1637,1400,29987,29985,29985,29986,29986,29987,29987,744,29988,29989,29989,29990,29995,29996,29996,29997,29997,29998]} 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 Bd6 6. Bf4 Bxf4 7. gxf4 O-O 8. Nc3 c6 9. e3 b6 {A90: Dutch Defence: Miscellaneous and Modern Stonewall (with ...Bd6)} (9... Nbd7 10. Qb3 b6 11. Ng5 Nb8 12. O-O-O Kh8 13. Kb1 Qe7 14. Rc1 h6 15. Nf3 Nbd7 16. cxd5 cxd5 17. Ne5 Nxe5 18. fxe5 {0-1 (44) So,W (2812)-Carlsen,M (2832) Stavanger 2017}) 10. Ne5 Bb7 11. Rc1 $146 ({Predecessor:} 11. h4 Nbd7 12. h5 h6 13. Qb3 Nxe5 14. fxe5 Ne4 15. f4 Ba6 16. cxd5 Nxc3 17. Qxc3 cxd5 {½-½ (35) Votava,J (2527)-Vykouk,J (2418) Czech Republic 2019}) 11... Nbd7 {The position is equal.} 12. Qa4 Nxe5 13. fxe5 Ne4 14. cxd5 cxd5 15. Ne2 {And now h4 would win.} Rc8 ({Better is} 15... Qh4 $14 16. O-O Nd2) 16. Rxc8 $1 $16 ({Don't go for} 16. Qxa7 $2 Rxc1+ 17. Nxc1 Qc7 $19) 16... Qxc8 17. f3 ({Much weaker is} 17. Qxa7 $6 Qc6 $15) 17... Bc6 18. Qb4 {Threatens to win with h4.} ({Avoid the trap} 18. Qxa7 $2 Bb5 $19) 18... Ng5 19. Kd2 Qd7 20. Rc1 Rc8 21. Nf4 Nf7 (21... Bb7 $142) 22. Bf1 $1 Nd8 (22... Qe8 $16) 23. Ba6 $1 $18 {[%cal Ra6c8]} Bb7 {[#]} (23... Rc7 {keeps fighting.} 24. Qd6 Qxd6 25. exd6 Rd7) 24. Bb5 $2 (24. Rxc8 $1 $18 {and the rest is easy.} Bxc8 25. Bxc8 Qxc8 26. Qe7) 24... Bc6 $16 25. Ba6 $2 (25. Bd3 $16) 25... Bb7 $18 {[#]} 26. Rxc8 $1 {[%mdl 64] Overworked Piece} Bxc8 27. Bxc8 $40 {[%mdl 128] Black is in trouble.} Qxc8 28. Qe7 {[%cal Re7e8]} h6 $2 (28... Nc6 29. Qxe6+ Qxe6 30. Nxe6 Ne7) 29. Qe8+ Kh7 30. Ng6 {Ne7 would kill now.} Qc4 31. Nf8+ Kg8 32. Nxe6+ Kh7 33. Nf8+ Kg8 34. Ng6+ Kh7 35. Ne7 {[%csl Ge7][%cal Re8g8] White mates.} Qb4+ {[#]} 36. Ke2 $1 {[%csl Ge7][%cal Re8g8]} Qxb2+ {[#]} 37. Kf1 $1 {[%csl Ge7][%cal Re8g8][%mdl 512]} Qc1+ {[#]} 38. Kg2 $1 {[%csl Ge7][%cal Re8g8][%mdl 512]} Qd2+ {[#]} 39. Kh3 $1 {[%mdl 512] Accuracy: White = 75%, Black = 50%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "14"]
[White "Nepomniachtchi, Ian"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2773"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,60,13,17,20,16,43,16,5,4,33,0,0,0,0,0,0,12,0,-23,25,-25,-23,-20,-2,-1,0,-27,-25,-46,-47,-136,-131,-133,-133,-152,-152,-186,-172,-489,-495,-5110,-5094,-4894,-2692,-1529,-1112,-1716,-1558]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. c3 d6 7. h3 h6 8. Re1 a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 9. Nbd2 Ne7 $146 ({Predecessor:} 9... Be6 10. Bb5 Qb8 11. Nf1 Qa7 12. d4 exd4 13. Bxc6 dxc3 14. Ba4 Bxf2+ 15. Kh2 Bxe1 16. Qxe1 {½-½ (60) Alekseenko,K (2671)-Ding,L (2811) Khanty-Mansiysk 2019}) 10. Nf1 Ng6 {The position is equal.} 11. Ng3 c6 12. d4 exd4 13. cxd4 Bb4 $1 {[%cal Rb4e1]} 14. Bd2 d5 (14... Bxd2 {keeps more tension.} 15. Qxd2 d5 16. exd5 Nxd5 17. Re4 Be6) 15. Bxb4 axb4 16. Bb3 dxe4 17. Nxe4 (17. Ne5 $5 {[%cal Re5g6]} Ne7 18. Qd2 $11) 17... Nxe4 18. Rxe4 Bf5 19. Re3 Qd6 20. Qe1 Nf4 21. Ne5 {[#] Black must now prevent Nxf7.} Be6 22. Nc4 (22. Rd1 $15) 22... Qxd4 $17 ({Don't take} 22... Bxc4 23. Bxc4 Qg6 24. Rg3 $15) 23. Rd1 Qf6 24. Nb6 Rae8 ({Don't play} 24... Bxb3 25. axb3 Qg6 26. Rg3 $17) 25. Bxe6 Rxe6 $40 {[%mdl 128] Black is out for blood.} ({Not} 25... fxe6 26. Nd7 $11) 26. Qxb4 $2 {[#]} (26. Rxe6 fxe6 27. Kh2 Qxb2 28. Rd7) 26... Qg5 $1 $19 {[%csl Gf4][%cal Rg5g2][%mdl 512] Black is clearly winning.} 27. g4 (27. Rg3 $142 Ne2+ {[%mdl 64] Double Attack} 28. Kh2 Nxg3 29. Nd7) 27... Rxe3 28. fxe3 Nxh3+ 29. Kh2 Qe5+ {Played: Nh3-f2} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "14"]
[White "Aronian, Levon"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2772"]
[BlackElo "2776"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,50,-5,16,0,0,0,0,-30,0,0,16,25,26,0,0,-9,59,55,58,97,98,25,12,20,24,23,31,21,16,0,0,-1,8,5,5,5,5]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Bd2 {A29: English Opening: Four Knights Variation with 4 g3} (9. Nxd5 Qxd5 10. Nd2 Qe6 11. b3 Re8 12. Bb2 Bd7 13. e3 Rad8 14. a3 Qg6 15. Qc2 Bb6 16. b4 Bf5 {½-½ (40) Ding,L (2811)-Radjabov,T (2758) Khanty-Mansiysk 2019}) 9... Nf6 10. Rc1 Re8 11. Nh4 $146 ({Predecessor:} 11. a3 Bf8 12. Na4 Nd4 13. Ba5 Nc6 14. Bd2 Nd4 15. Nc5 c6 16. b4 Bxc5 17. Rxc5 {1-0 (44) Van Wely,L (2608)-Nguyen,T (2535) Novy Bor 2019}) 11... Nd4 12. e3 {[#] Hoping for Na4.} Nf5 13. Nxf5 $1 Bxf5 14. Bxb7 {Ne4 is the strong threat.} (14. Nd5 {with more complications.} Nxd5 15. Rxc5 Nf6 16. Bxb7 Rb8 17. Bc6) 14... Rb8 15. Be4 (15. Bc6 {is more complex.} Re6 16. Be4 Bh3 17. Bg2 Bxg2 18. Kxg2 Qxd3 19. Be1) 15... Bxe4 ({Better is} 15... Nxe4 $11 16. Nxe4 Bb6) 16. Nxe4 $14 Nxe4 17. dxe4 Rxb2 18. Rc2 ({White should play} 18. Rxc5 $16 Rxd2 19. Qa4) 18... Rxc2 $11 19. Qxc2 Qd6 20. Rc1 Bb6 21. a4 a5 {The position is equal.} 22. Rb1 Rd8 23. Be1 f6 24. Kg2 Qd3 25. Qxd3 Rxd3 {Accuracy: White = 41%, Black = 50%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "14"]
[White "Anand, Viswanathan"]
[Black "Vidit, Santosh Gujrathi"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2757"]
[BlackElo "2722"]
[Annotator "TA RC"]
[PlyCount "88"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,88,7,35,0,0,0,10,0,25,0,0,6,13,9,14,0,13,11,22,0,0,0,0,0,-8,-13,0,-5,0,0,0,-137,-161,-149,-140,-162,-152,-140,-137,-161,-147,-214,-239,-222,-159,-201,-202,-202,-191,-197,-190,-161,-168,-251,-205,-258,-252,-255,-252,-273,-255,-279,-269,-272,-254,-260,-215,-353,-354,-382,-345,-572,-564,-560,-545,-526,-526,-543,-519,-497,-418]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 d5 (5... O-O 6. O-O d6 7. Nbd2 a6 8. Ba4 Ba7 9. h3 Ne7 10. d4 Ng6 11. Bc2 Re8 12. Re1 Bd7 13. Nf1 c5 14. dxc5 dxc5 15. Bg5 Be6 16. Ne3 c4 17. Qe2 Bxe3 18. Bxe3 h6 19. Nd2 b5 20. a4 {1-0 (54) Dominguez Perez,L (2763)-Wang,H (2726) Khanty-Mansiysk 2019}) 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} dxe4 7. dxe4 O-O 8. O-O {The position is equal.} a5 9. h3 Qe7 10. a4 Nb8 {[%cal Bc6b8,Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 11. Re1 Rd8 12. Qc2 Nbd7 13. Bf1 Nf8 {[#]} 14. Nb3 $146 ({Predecessor:} 14. Nc4 Ng6 15. g3 b6 16. Nfd2 Qe6 {½-½ (57) Ganguly,S (2657)-Tate,A (2309) Caleta 2017}) 14... Bb6 15. Nfd2 Be6 16. Nc4 Bxc4 17. Bxc4 Ne6 18. g3 h6 19. Kg2 Rd7 20. Nd2 (20. Be3 $11) 20... Qc5 $36 {[%mdl 2048] Black is on the roll.} 21. Nf3 Qxc4 22. Nxe5 Qc5 23. Nxd7 Nxd7 24. Be3 Qc6 25. Rad1 (25. Bxb6 $17 Nxb6 26. b3) 25... Bxe3 $19 26. Rxe3 Re8 27. Qb3 Nb6 28. Qb5 Qxb5 29. axb5 a4 30. Re2 {[#]} f5 $1 {[%mdl 512]} 31. e5 (31. h4 {was worth a try.}) (31. exf5 Nf4+) 31... g5 32. Kf3 Kf7 33. Kg2 Ke7 34. Red2 Rg8 35. Ra1 Nc5 36. Rad1 Ke6 37. Re2 Ra8 38. h4 (38. Rd4 $142) 38... g4 39. h5 Ne4 40. f3 $2 {[#]} (40. Rd4 {is a better defense.}) 40... gxf3+ {Black is clearly winning.} 41. Kxf3 Rg8 42. Rg2 Nc4 43. Rd4 Nxe5+ 44. Ke3 Nc5 {Accuracy: White = 41%, Black = 82%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "14"]
[White "Harikrishna, Pentala"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2731"]
[BlackElo "2760"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,100,31,31,36,25,21,14,12,10,26,-73,-89,-148,-148,-151,-147,-153,-152,-146,-151,-145,-154,-162,-162,-183,-183,-183,-176,-176,-176,-186,-181,-179,-170,-184,-181,-207,-208,-208,-208,-188,-184,-356,-355,-605,-582,-567,-562,-542,-548,-567,-568,-378,0,-547,-518,-515,-497,-460,-405,-598,-579,-557,-612,-581,-588,-556,-566,-1568,-1462,-8827,-5631,-10533,-1685,-2043,-2130,-12841,-12841,-12844,-12844,-12845,-12845]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O 11. Nb3 Be7 {E04: Open Catalan: 5 Nf3} 12. Nfd4 Nxd4 13. cxd4 Nd5 {The position is equal.} 14. Na5 Bd7 {[#]} 15. Rb1 $146 (15. Bxd5 $11 {keeps the balance.} exd5 16. Nxb7) ({Predecessor:} 15. Nxb7 Ba4 16. Rf1 Rfc8 17. e4 Nc3 18. Re1 Bc6 19. Nc5 {½-½ (42) Wang,H (2737)-Yu,Y (2738) Danzhou 2019}) 15... b6 $17 16. Nc4 {[#]} (16. Nb3 $142) 16... Nc3 $1 $36 {[%cal Rc3d1][%mdl 2048] Black is on the roll.} 17. Bxa8 Rxa8 ({Resist} 17... Nxb1 18. Bf3 $15) 18. Ba3 Bxa3 19. Nxa3 Nxe2+ ({Much weaker is} 19... Nxb1 $6 20. Rxb1 Rc8 21. f3 $11) ({Don't play} 19... Nxd1 20. Rxd1 Rc8 21. Rd2 $15) 20. Kf1 Nc3 $1 {[%csl LRa2,LRb1,LRd1][%mdl 64] Double Attack} 21. Rdc1 Nxb1 22. Nxb1 Rc8 23. Rxc8+ Bxc8 $19 {[%mdl 4096] Endgame KB-KN} 24. Ke2 Kf8 25. Ke3 Ke7 26. Nc3 Bb7 27. h4 Bc6 28. g4 f6 29. f4 Kd6 30. a3 h6 31. Ne2 $2 (31. Kd3) 31... Kd5 32. f5 $2 (32. Ng3 Be8 33. f5) 32... e5 33. dxe5 Kxe5 34. Nf4 Be8 35. Nd3+ Kd5 36. Nf4+ Ke5 (36... Kd6 $142 37. Nd3 Bf7) 37. Nd3+ $1 {[#]} Kd6 $1 38. Nf4 Bf7 39. Kd4 a5 40. Ne2 (40. Nh3 {might work better.} Bb3 41. Nf2) 40... Bd5 {Black is clearly winning.} 41. Nf4 Bf3 42. Nh5 Bxg4 43. Nxg7 Ke7 44. Ke4 b5 45. Ne6 b4 46. axb4 axb4 {[%cal Ba5b4,Bb4b3][%mdl 32]} 47. Nd4 Kd6 48. Kf4 Kd5 49. Ke3 Kc4 50. Nc6 b3 {Accuracy: White = 36%, Black = 89%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "15"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[WhiteElo "2870"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "19"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,19,21,0]} 1. Nf3 c5 2. c3 d5 3. d4 cxd4 4. cxd4 Nc6 5. Nc3 Nf6 6. Bf4 Nh5 $146 ({Predecessor:} 6... Bf5 7. e3 e6 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rac1 Rfc8 13. h3 Ne7 14. Rc2 Qd8 15. Rfc1 h6 16. Ne2 Rxc2 17. Rxc2 Rc8 18. Nc1 Rxc2 19. Qxc2 Qc8 20. Qxc8+ Nxc8 21. Nd3 {½-½ (30) Leko,P (2674)-Rapport,R (2736) Hengshui 2019}) 7. Bd2 Nf6 8. Bf4 (8. e3 e6 9. Bd3 Bd6 10. e4 dxe4 11. Nxe4 Be7 12. O-O O-O 13. Qc2 h6 14. Rad1 Bd7 {0-1 (40) Carlsen,M (2837)-Nepomniachtchi,I (2729) London 2017}) 8... Nh5 9. Bd2 Nf6 10. Bf4 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "15"]
[White "Ding, Liren"]
[Black "Harikrishna, Pentala"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2801"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "192"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,192,10,25,20,14,8,10,2,18,0,16,10,23,14,79,72,107,104,133,118,129,128,132,107,120,120,166,175,148,133,204,194,213,212,203,206,212,211,204,104,95,53,80,73,61,0,0,0,0,-26,-29,-31,-22,-75,-37,-101,-37,-93,-99,-92,-52,-54,-48,-61,-49,-46,-38,-95,-39,-129,-115,-141,-131,-178,-143,-130,-86,-87,-76,-195,-148,-162,-158,-184,-178,-244,-161,-352,-343,-1701,-1744,-29979,-590,-29980,-29981,-29996,-750,-720,-720,-678,-678,-984,-1015,-29984,0,0,0,-723,-609,-609,-607,-593,-559,-1370,-1436,-1131,-1127,-823,-762,-727,-691,-29977,-29970,-29975,-29975,-4921,-2252,-29978,-29979,-29979,-29980,-29990,-29991,-29991,-29980,-29980,-29981,-29981,-29982,-29983,-29982,-29981,-29982,-29986,-29987,-29990,-29983,-29983,-29984,-29985,-29986,-29987,-29988,-29988,-29985,-29988,-29988,-29989,-29990,-29990,-29987,-29987,-29987,-29992,-29993,-29998,-29982,-29987,-29988,-29985,-29982,-29991,-29992,-29992,-29986,-29993,-29994,-29997,-29993,-29997,-2689]} 1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bb3 Nc6 7. Be3 Bf5 8. Nc3 {D20: Queen's Gambit Accepted: 3 e3 and 3 e4} (8. e6 Bxe6 9. Bxe6 fxe6 10. Nc3 Qd7 11. Nf3 O-O-O 12. b4 e5 13. b5 Nxd4 14. Nxe5 Qd6 15. Nf7 Qg6 16. Nxd8 {½-½ (47) Ivanisevic,I (2593)-Laznicka,V (2654) Heraklio 2017}) 8... e6 9. Nf3 Be7 10. O-O {The position is equal.} O-O 11. h3 Qd7 12. a3 Rad8 $146 ({Predecessor:} 12... Rfd8 13. Qe2 Nb8 14. Rfd1 c6 15. Bg5 {0-1 (35) Kopasov,E (1957)-Grinberg,I (2131) Jyvaskyla 2014}) 13. Qe2 Kh8 (13... Na5 $11 14. Bc2 Bxc2 15. Qxc2 h6) 14. Rfd1 $16 Bg6 15. Rac1 Bh5 16. g4 Bg6 17. d5 Nxd5 18. Nxd5 exd5 19. Bxd5 ({Don't take} 19. Rxd5 Qc8 $14) 19... Qxd5 20. Rxd5 Rxd5 21. Bf4 Rd3 (21... f5 $16 22. exf6 Bxf6) 22. h4 $18 h6 23. h5 Bh7 24. Rd1 Rxd1+ 25. Qxd1 Be4 {[#]} 26. Nd2 (26. Qb3 $1 $18) 26... Bd5 $16 27. Nf1 Rd8 28. Ne3 Be6 29. Qc2 ({White should play} 29. Qe1 $14) 29... Rd4 $11 30. Bg3 Bg5 31. Qc3 (31. Ng2 {keeps more tension.} Rxg4 32. Qd3 Bc1 33. Kh2 Rc4 34. f4) 31... Bxe3 $1 32. Qxe3 Rxg4 33. Qc5 (33. Kh2 $11 {keeps the balance.}) 33... a6 (33... Rc4 $5 {[%cal Rc4c5]} 34. Qb5 b6 $11) 34. b4 (34. Qf8+ $15 Kh7 35. Qa8) 34... Kg8 (34... Rc4 $17 35. Qf8+ Kh7) 35. Qc3 (35. Qc2 $15) 35... Rc4 $17 36. Qd3 Rd4 37. Qc2 Rd7 38. Kh2 Nd4 39. Qe4 c6 40. a4 ({White should try} 40. Bf4 $15) 40... Rd5 ({Better is} 40... Nb3 $17 41. b5 axb5 42. axb5 cxb5) 41. Qf4 {[#]} (41. Bf4 $15) 41... Nf5 $1 $36 {[%mdl 2048] Keeping White busy.} 42. Qe4 Rd1 {Hoping for ...Bd5.} 43. Qe2 Rd4 44. b5 axb5 45. axb5 Bd5 46. b6 (46. bxc6 $17 bxc6 47. Qa6) 46... Rc4 47. Qd3 Nd4 {And now ...Nf3+ would win.} 48. Qa3 c5 49. Qa8+ Kh7 50. Qd8 $2 (50. Qa3 {was necessary.}) 50... Nf3+ $19 51. Kh3 $2 (51. Kg2 Rd4 52. Qc8) 51... Rd4 52. Qc7 Ng5+ 53. Kh2 Rd1 {[%csl Gd5][%cal Rd1h1]} 54. Bh4 Nf3+ (54... Rh1+ $142 55. Kg3 Rh3+ 56. Kg4 Be6+ 57. Kf4 Rf3#) 55. Kg3 Rg1+ 56. Kf4 Nxh4 57. Qxc5 Ng2+ 58. Kg3 Ne3+ $2 (58... Ne1+ {mates} 59. Kf4 Nd3+ {[%mdl 64] Double Attack} 60. Ke3 Nxc5 61. f3 Ne6 62. f4 Rg3+ 63. Kf2 Rf3+ 64. Ke2 g6 65. hxg6+ fxg6 66. Kd2 h5 67. f5 gxf5 68. Kd1 h4 69. Ke2 h3 70. Kd2 h2 71. Kd1 h1=Q+ 72. Ke2 Qg2+ 73. Ke1 Rf1#) 59. Kf4 $11 Ng2+ 60. Kf5 $2 {[%mdl 8192]} (60. Kg3 $11 Ne1+ 61. Kf4 Nd3+ {[%mdl 64] Double Attack} 62. Ke3 Nxc5 63. Kd4 Rd1+ 64. Kxc5) 60... Be6+ 61. Ke4 Re1+ 62. Kf3 Nh4+ 63. Kf4 g5+ 64. hxg6+ Nxg6+ {[%mdl 64] Double Attack} 65. Kg3 Rxe5 66. Qc7 Rg5+ 67. Kh2 Bd5 68. f4 Rf5 69. Qd7 Be4 70. Kg3 Rxf4 {Black mates.} 71. Qc7 h5 72. Qd7 h4+ 73. Kh2 Kg7 74. Qd4+ Kh6 75. Qe3 f5 76. Qd2 Bc6 77. Qe3 Kh5 78. Qd2 Rg4 79. Qe2 Kg5 80. Qd2+ Kf6 81. Qd8+ Kg7 82. Qc7+ Kh6 83. Qd6 f4 84. Qf6 f3 85. Qd6 Rg2+ 86. Kh3 Rg3+ 87. Kh2 Rg5 88. Qf6 Rg2+ 89. Kh3 Rg3+ 90. Kh2 Rg5 91. Kh3 f2 92. Kh2 Rg2+ 93. Kh3 Rg3+ 94. Kh2 Rf3 95. Qd6 Rf7 ({And not} 95... f1=Q 96. Qxg6+ Kxg6 $11) 96. Qf4+ Rxf4 {Accuracy: White = 31%, Black = 60%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "15"]
[White "Giri, Anish"]
[Black "Anand, Viswanathan"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2776"]
[BlackElo "2757"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,88,10,12,10,10,0,24,0,0,3,0,-12,-14,-10,-12,-29,-17,-17,-12,-26,0,-30,11,10,22,23,10,0,0,0,6,8,3,0,0,0,0,0,-2,-6,-14,0,0,-450,-426,-423,-415,-377,-346,-368,-375,-357,-366,-353,-337,-452,-429,-537,-543,-547,-516,-564,-554,-515,-541,-528,-429,-515,-497,-590,-589,-513,-454,-505,-408,-383,-297,-296,-245,-278,-257]} 1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. d3 (4. Nc3 c6 5. e4 O-O 6. Nge2 d5 7. cxd5 cxd5 8. exd5 Na6 9. a3 Nc7 10. O-O Ncxd5 11. Nxd5 Nxd5 12. d4 exd4 13. Nxd4 Bb6 14. Qb3 Nf6 15. Rd1 Bxd4 16. Be3 Qb6 {0-1 (16) Shankland,S (2705)-Ding,L (2811) chess.com INT 2019}) 4... c6 5. Nf3 d6 6. Nc3 {A20: English Opening: 1...e5} O-O 7. O-O a5 8. b3 $146 {White has an edge.} ({Predecessor:} 8. Bg5 Nbd7 9. Nd2 Ba7 10. a3 {½-½ (39) Haase,E-Bockelmann,F Schleswig Holstein 1991}) 8... Re8 9. e3 Bf5 10. h3 h6 11. Bb2 Bb6 12. Kh2 Nbd7 {[%cal Bb8d7,Bd7c5,Bc5e6,Be6d4,Bd4e2][%mdl 32]} 13. Qd2 Nc5 14. e4 Bd7 15. Ng1 a4 16. b4 a3 17. Bc1 $1 Ne6 18. Nge2 Nd4 19. Rb1 Nxe2 20. Nxe2 d5 $36 {[%mdl 2048] Black is more active.} 21. cxd5 cxd5 22. exd5 e4 23. Nc3 $1 {[%cal Rd3e4]} e3 24. fxe3 Bxe3 25. Qd1 Bd4 26. Ne2 $2 {[%mdl 8192] [#]} (26. Rb3 $11) 26... Ba4 $19 27. Qd2 Be3 28. Qe1 {With the idea Bxe3.} Bc2 29. Ra1 {[#] Black must now prevent Bxe3.} Bd4 $1 {[%mdl 512]} 30. Nxd4 Rxe1 31. Rxe1 Bxd3 32. Re3 Bg6 33. Re5 Qb6 34. Nb3 Rc8 35. Be3 Qxb4 36. Bd2 Qd6 37. Bf4 Kh7 38. Re8 Qd7 (38... Nxe8 $2 39. Bxd6 Nxd6 40. g4 $19) 39. Rxc8 Qxc8 40. Rc1 Qd8 41. Be5 Nd7 42. Bd4 Bd3 43. Rc3 Bb1 44. Nd2 Bxa2 {[%mdl 32768] Accuracy: White = 55%, Black = 84%. . Loss on time!?} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "15"]
[White "Nakamura, Hikaru"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "E39"]
[WhiteElo "2741"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,91,6,14,14,20,16,14,0,0,0,12,6,7,10,13,8,34,46,117,110,120,133,132,103,127,85,164,135,181,174,178,188,172,176,255,230,365,369,406,406,406,406,400,370,488,499,499,499,480,391,499,483,533,481,481,0,490,0,465,455,451,444,1060,1024,1197,1092,1136,1060,1309,1228,982,779]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 {[%cal Bb8a6,Ba6c5,Bc5e4][%mdl 32]} 7. g3 Nxc5 8. Bg2 Nce4 9. O-O Nxc3 10. bxc3 Be7 11. e4 d6 12. e5 $1 {[%cal Re5f6] E39: Nimzo-Indian: Classical: 4...c5 5 dxc5 0-0} dxe5 13. Nxe5 Qc7 14. Re1 {The position is equal.} (14. Qe2 Nd7 15. Bf4 Nxe5 16. Bxe5 Bd6 17. Rfe1 Rb8 18. Rad1 Bxe5 19. Qxe5 Qxe5 20. Rxe5 b6 21. c5 Ba6 22. c6 {½-½ (43) Nakamura,H (2781)-Caruana,F (2799) London 2017}) 14... Bd6 15. Qe2 Nd7 {[%cal Rd7e5]} 16. Bf4 Bxe5 $146 ({Predecessor:} 16... Nxe5 17. Bxe5 Bxe5 {1-0 (41) Antonsen,M (2444)-Kucuksari,K (2329) Gothenburg 2018}) 17. Bxe5 Nxe5 18. Qxe5 Qxe5 19. Rxe5 Rb8 (19... Rd8 $14) 20. Ra5 $16 Bd7 21. Rxa7 Bc6 22. Bxc6 bxc6 {[%mdl 4096] Endgame KRR-KRR} 23. Ra6 Rfd8 (23... Ra8 $16 24. Rxc6 Ra3) 24. Rxc6 g6 {[#]} 25. c5 $1 Rb5 26. a4 {[%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Ra5 27. Rb6 Rxc5 (27... Rc8 $142 28. c6 Kf8) 28. a5 $18 Rxc3 (28... Rc7 {is a better defense.} 29. c4 Kf8) 29. a6 Ra8 {Black hopes to continue with ...Rc7.} 30. a7 Rcc8 31. Rb7 Kg7 32. Rd1 h5 33. Rdd7 Rf8 34. h4 Kf6 35. Rdc7 e5 36. Kf1 Ke6 37. Re7+ Kf6 38. Rec7 Ke6 39. Re7+ Kf6 $1 40. Kg2 {White is clearly winning.} Rac8 41. Red7 Ke6 (41... Kg7 $142 42. Rb5 e4) 42. Rd3 f6 43. Rb6+ Ke7 44. Ra3 Ra8 45. Raa6 Rfd8 46. Re6+ {Accuracy: White = 77%, Black = 37%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "15"]
[White "Vidit, Santosh Gujrathi"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2722"]
[BlackElo "2760"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,25,10,8,16,-1,-3,-11,-1,-8,0,-15,-12,-26,-8,-9,-9,-20]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 Be7 5. b3 O-O 6. Bb2 c5 {A13: English Opening: 1...e6} 7. dxc5 dxc4 8. Qxd8 Rxd8 9. Bxc4 Ne4 10. Ke2 Nxc5 11. Nc3 $146 ({Predecessor:} 11. Rc1 Nbd7 12. Bd4 a6 13. b4 Na4 14. Bb3 {1-0 (64) Nakamura,H (2777)-So,W (2780) chess.com INT 2018}) 11... Nc6 12. Rhd1 Bd7 13. Rac1 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "16"]
[White "Nepomniachtchi, Ian"]
[Black "Ding, Liren"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2773"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,106,4,0,6,15,15,10,0,0,0,7,0,5,0,0,0,2,4,5,6,14,13,10,9,39,31,29,24,31,16,24,0,6,0,36,-9,-16,-100,-120,-108,-100,-112,-60,-56,-52,-66,-38,-89,-67,-150,-102,-231,-193,-193,-194,-223,-208,-209,-213,-171,-110,-210,-163,-279,0,0,0,0,0,0,0,-333,-328,-283,-229,-290,-283,-258,-243,-235,-241,-280,-240,-240,-225,-231,-210,-211,0,-1468,-1432,-1264,-923,-1213,-887,-12834,-12835,-12835,-12834]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e4 Bb4 5. d3 d6 6. a3 {A28: English Opening: Four Knights Variation} (6. Be2 Bg4 7. a3 Bc5 8. b4 Bb6 9. Be3 Bxf3 10. Bxf3 Nd4 11. Na4 Nxf3+ 12. Qxf3 Bxe3 13. Qxe3 O-O {½-½ (36) Carlsen,M (2882)-Giri,A (2779) Saint Louis 2019}) 6... Bc5 7. b4 Bb6 8. Na4 {The position is equal.} Bd4 9. Rb1 a6 10. Be2 b5 11. Nxd4 Nxd4 12. Nc3 O-O $146 ({Predecessor:} 12... Bb7 13. f3 Nh5 {½-½ (45) Rimsans,A (2120)-Keevil,P ICCF email 2017}) 13. O-O c6 14. Be3 Be6 15. Re1 Nxe2+ 16. Qxe2 Nd7 17. a4 {[%cal Ra4b5]} Qb8 18. h3 h6 19. Rec1 Qb7 20. Qd2 Rfc8 21. Ne2 d5 22. Ng3 (22. Bxh6 $5 Kf8 23. Bg5 $11) 22... Kh7 {Hoping for ...d4.} 23. f3 (23. axb5 $11 axb5 24. cxd5 cxd5 25. exd5 Qxd5 26. d4) 23... d4 $17 ({Don't play} 23... bxa4 24. Qa2 $11) 24. Bf2 bxc4 25. dxc4 a5 (25... c5 $1 $17 26. Nf5 Bxf5 27. exf5 cxb4 28. Rxb4 Qc6) 26. bxa5 Qc7 27. Be1 Nc5 28. Qd1 ({Better is} 28. f4 $15) 28... Nb7 29. Nf1 (29. c5 $15) 29... Nxa5 30. Bxa5 (30. c5 $17) 30... Qxa5 31. Ra1 Rcb8 32. f4 Rb4 33. f5 Bxc4 {[%cal Rb4a4]} 34. Nd2 Bd3 (34... Qa6 $19 35. a5 Be2) 35. Ra3 (35. Nb3 $17 Qb6 36. Qxd3 Rxb3 37. Qc4) 35... Qa6 {[%cal Rb4a4]} 36. Qh5 (36. f6 {was necessary.}) 36... Rb2 $2 (36... f6 $1 $19 37. Qg6+ Kh8) 37. Nf3 $11 {Ng5+ is the strong threat.} f6 38. Nxe5 fxe5 39. Qg6+ Kh8 40. Rxc6 $2 {[%mdl 8192] [#]} (40. f6 $1 $11 {and White is okay.} Rg8 41. f7) 40... Rxg2+ $1 $19 {[%mdl 512]} 41. Qxg2 (41. Kxg2 Bxe4+) 41... Qxc6 42. Rxd3 Rxa4 $11 {[%mdl 4096] Endgame KQR-KQR} ({But not} 42... Qxa4 43. Kh2 $17) 43. Kh2 Qa6 44. Rd2 Kh7 45. Rc2 Qf6 46. Qg3 Ra1 47. Rg2 Rc1 48. Qb3 Qh4 $2 {[#]} ({Black should play} 48... Rc3 $19 49. Qb7 Re3) 49. Qf3 $2 {[%mdl 8192]} (49. Rxg7+ $3 $11 {[%mdl 512]} Kxg7 50. Qb7+ Kf8 51. Qb8+ Kf7 52. Qb3+ Ke8 53. Qb5+ Kd8 54. Qd5+ Ke8 55. Qb5+ Kf8 56. Qb8+ Kg7 57. Qb7+ Kf8 58. Qb8+) 49... Rc3 $19 {Black is clearly winning.} 50. Qg4 Qxg4 51. Rxg4 Re3 52. Kg2 d3 53. Kf2 d2 {Accuracy: White = 43%, Black = 70%.} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "16"]
[White "Aronian, Levon"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2772"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,57,0,3,0,0,0,0,2,0,0,0,0,0,-13,-11,-15,-15,-15,-15,-25,-23,-21,-13,-37,-68,-92,-27,-198,-178,-348,-327,-333,-283,-429,-477,-520,-471,-448,-457,-1429,-1363,-1543,-1515,-1212,-1075,-2784,-1679,-29983,-29984,-29984]} 1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. Qd2 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} e5 7. b3 Nge7 8. Bb2 {The position is equal.} Be6 9. Nd5 Qd7 10. e3 O-O 11. Ne2 Bh3 12. Bxh3 $146 ({Predecessor:} 12. O-O Rae8 13. Rad1 Nxd5 14. cxd5 Bxg2 15. Kxg2 {½-½ (21) Papin,V (2515)-Landa,K (2650) Cappelle-la-Grande 2015}) 12... Qxh3 13. Nec3 Rab8 14. O-O-O Nxd5 15. Nxd5 b5 16. f4 a5 17. Rhf1 a4 (17... bxc4 $17 18. dxc4 a4 19. fxe5 dxe5) 18. f5 $2 (18. cxb5 $11 {and White stays safe.} Rxb5 19. Nc3 (19. bxa4 Rb7 $17)) 18... axb3 $19 (18... gxf5 19. cxb5 Rxb5 20. Nc3 $15) 19. axb3 $2 (19. cxb5 Rxb5 20. a3) 19... bxc4 ({Weaker is} 19... gxf5 20. Qf2 $17) 20. bxc4 Rb3 ({Less strong is} 20... gxf5 21. Qf2 $15) 21. f6 (21. Bc3 {keeps fighting.} gxf5 22. Kc2) 21... Bh6 22. Kc2 Rfb8 23. Bc3 {intending Rb1.} Qd7 {( -> ...Nd4+!)} 24. Ra1 {[#]} (24. Rc1 $142 e4 25. dxe4) 24... Nd4+ $1 {[%mdl 512]} 25. Bxd4 (25. exd4 Bxd2) 25... cxd4 26. Ra2 Qb7 27. Qc1 {[#]} Bxe3 {Played: Rb3-c3} 0-1

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "16"]
[White "So, Wesley"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2760"]
[BlackElo "2776"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,43,0,0,0,0,0,11,7,10,0,20,12,16,-29,-20,-26,0,0,30,8,18,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 b6 9. O-O Bb7 10. Bb2 Qe7 11. Rad1 Rad8 12. Rfe1 Rfe8 13. Bf1 {D45: Semi-Slav: 5 e3} c5 14. cxd5 exd5 15. g3 Rc8 16. Qb1 cxd4 17. Nxd4 Bb4 {[#]} 18. Qa1 $146 ({Predecessor:} 18. Rc1 Ne5 19. Bh3 Rcd8 20. Red1 Bc5 {1-0 (46) Sasikiran,K (2684)-Brkic,A (2530) Sibenik 2008}) 18... Ne5 19. Bg2 Qd7 20. a3 Bc5 (20... Bxc3 $5 21. Bxc3 Ne4 $11) 21. Nce2 Ne4 22. Nf4 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "16"]
[White "Anand, Viswanathan"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2757"]
[BlackElo "2741"]
[Annotator "RC"]
[PlyCount "42"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeMode "Bronstein"]
[TimeControl "300+3"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bc4 {[%emt 0:00:00]} Bc5 {[%emt 0:00:00]} 4. c3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 5. d3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 6. O-O {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 7. Bg5 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 8. Bh4 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 9. a4 {[%emt 0:00:00]} Ba7 {[%emt 0:00:09]} 10. Nbd2 {[%emt 0:00:00]} g5 {[%emt 0:00:03]} 11. Bg3 {[%emt 0:00:00]} Kg7 {[%emt 0:00:03]} 12. Re1 {[%emt 0:00:27]} Nh7 {[%emt 0:00:03]} 13. b4 {[%emt 0:00:07]} h5 {[%emt 0:00:06]} 14. h3 {[%emt 0:00:09]} h4 {[%emt 0:00:06]} 15. Bh2 {[%emt 0:00:03]} g4 {[%emt 0:00:03]} 16. hxg4 {[%emt 0:00:03]} Bxg4 {[%emt 0:00:35]} 17. b5 {[%emt 0:00:03]} Ne7 {[%emt 0:00:14]} 18. d4 {[%emt 0:00:04]} Ng6 {[%emt 0:00:08]} 19. Be2 {[%emt 0:00:24]} Qf6 {[%emt 0:00:18]} 20. bxa6 {[%emt 0:00:24]} bxa6 {[%emt 0:00:07]} 21. Kh1 {[%emt 0:00:22]} Nf4 {[%emt 0:00:43]} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "16"]
[White "Harikrishna, Pentala"]
[Black "Vidit, Santosh Gujrathi"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2731"]
[BlackElo "2722"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,68,15,0,19,7,4,4,-2,0,0,-5,2,-29,0,0,0,-67,-36,-22,-21,-29,-32,-39,-39,-39,-29,-81,-34,-39,-46,-39,-5,-4,0,0,12,8,12,12,24,0,0,0,3,0,3,0,3,3,3]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4 11. Bf4 Be6 {E01: Catalan: Early deviations} 12. Ne5 Rc8 {[%cal Ba8c8,Bc8c4,Bc4b4,Bb4b6][%mdl 32]} 13. Nd2 O-O 14. Re1 Nxe5 15. Bxe5 Qd7 16. Ne4 {[#]} Rxc4 $146 ({Predecessor:} 16... Rfd8 17. Bxf6 gxf6 18. Qh5 d3 19. Qh6 {0-1 (36) Naumann,A (2258)-Vallejo Pons,F (2705) Caleta 2010}) 17. b3 Rb4 18. Nxf6+ (18. Rc1 $11) 18... Bxf6 19. Bxf6 gxf6 20. Qd2 Rb6 21. Be4 Rd8 22. Qf4 Kg7 23. Rac1 (23. Rad1 $11) 23... Qd6 24. Qxd6 Rdxd6 25. Rc7 d3 {[#] Threatens to win with ...d2.} 26. Rd1 Rd4 27. f3 f5 28. Bxb7 d2 29. Kf2 a5 30. Bc8 Bxc8 {The position is equal.} 31. Rxc8 a4 32. Rc3 axb3 33. axb3 Rdb4 34. Rxd2 Rxb3 {Accuracy: White = 46%, Black = 54%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "17"]
[White "Carlsen, Magnus"]
[Black "Anand, Viswanathan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2870"]
[BlackElo "2757"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,101,9,4,15,12,13,8,6,0,0,4,0,0,0,0,0,0,2,7,20,0,0,-13,-4,-11,-2,-6,27,22,33,29,26,20,72,75,79,23,32,32,47,34,34,42,38,33,43,19,19,17,13,11,12,0,0,0,12,0,-4,0,0,-25,8,0,0,-6,0,0,11,14,8,19,41,37,105,55,110,149,113,128,135,123,391,366,433,74,239,-160,166,-1287,11,25,1170,1168]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. e3 Bd6 5. Nbd2 Bxf4 6. exf4 Qd6 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} 7. g3 $1 b6 8. c3 O-O {The position is equal.} 9. Bd3 Ba6 10. Bxa6 Nxa6 11. Qe2 Nb8 12. Ne5 $146 ({Predecessor:} 12. a4 c5 13. O-O Nc6 14. Nb3 {0-1 (33) Nakamura,H (2769)-Anand,V (2759) Leuven 2018}) 12... c5 13. Ndf3 Ne4 14. O-O f6 15. Ng4 Nc6 16. dxc5 bxc5 17. Rad1 f5 18. Nge5 Rab8 19. c4 Nxe5 20. Nxe5 Rfd8 21. Rfe1 Qa6 (21... a5 $11 {keeps the balance.}) 22. f3 Nf6 23. b3 ({Better is} 23. cxd5 $16 Qxe2 24. Rxe2 exd5 25. Rc2) 23... Rbc8 24. Rc1 {[%cal Bd1c1,Bc1c2,Bc2e2][%mdl 32]} d4 25. Nd3 Rd6 26. Rc2 Nd7 27. Qg2 Qb6 28. Rce2 a5 29. Rb2 Rb8 30. Qd2 Qc7 31. Qd1 h6 32. Rbe2 Qb6 33. h4 a4 {[%cal Ra4b3]} 34. Rb2 axb3 35. axb3 Qa7 36. Kh2 Ra6 37. Qe2 Rab6 38. g4 fxg4 39. fxg4 Qc7 40. g5 {Hoping for gxh6.} hxg5 41. hxg5 e5 (41... Nf8 $14) 42. fxe5 Re6 (42... Nf8 $1 $14) 43. Qe4 $16 Rbe8 {[%cal Rd7e5]} 44. Qd5 Nb6 45. Qxc5 Qd8 $2 {[%mdl 8192]} (45... Qxc5 $16 46. Nxc5 Rxe5 47. Rxe5 Rxe5) 46. Rg2 $18 Rf8 47. Qb5 $2 (47. Re4 $18 {is more deadly.}) 47... Rf3 $2 (47... Rf5 $16) 48. Nc5 $2 {[#]} (48. c5 $1 $18 {[%cal Rc5b6]} Nd7 49. Qc4) 48... Rg6 $2 (48... Rh6+ $1 $17 49. Kg1 d3 50. Nxd3 (50. gxh6 {gets mated.} Qd4+ 51. Kh2 Qh4+ {[%mdl 64] Double Attack} 52. Kg1 Qxe1+ {[%mdl 64] Double Attack} 53. Kh2 Qxe5+ 54. Kg1 Qe3+ {[%mdl 64] Double Attack} 55. Kh1 Rh3+ {[%mdl 64] Double Attack} 56. Rh2 Qe1+ 57. Kg2 Rg3#) 50... Qxd3 51. Qe8+ (51. gxh6 Qd4+ 52. Kh2 Qh4+ {[%mdl 64] Double Attack} 53. Kg1 Qxe1+ 54. Kh2 Qh4+ {[%mdl 64] Double Attack} 55. Kg1 Qd4+ 56. Kh2 Qf4+ {[%mdl 64] Double Attack} 57. Kh1 Rf1+ 58. Rg1 Qh4+ 59. Kg2 Rf2#) 51... Rf8 52. Qxf8+ Kxf8 53. gxh6 gxh6) 49. e6 $4 {[%mdl 8192]} (49. Ne4 $18) 49... Qd6+ $2 (49... Rxg5 $19 {( -> ...Qc7+)} 50. Qxb6 Rh5+ 51. Kg1 {[#]} Rh1+ $3 {[%mdl 576] Decoy} 52. Kxh1 Qh4+ {[%mdl 64] Double Attack} 53. Kg1 Qxe1+ 54. Kh2 Qe5+ 55. Kg1 Qe3+ 56. Kh1 Rh3+ 57. Rh2 Qe1+ 58. Kg2 Rg3#) 50. Kg1 $11 Rxg5 $2 {[%mdl 8192] [#]} (50... d3 $11 51. Nxd3 (51. Qe8+ $2 Rf8 $19) 51... Rxe6 52. Rxe6 Qxe6) 51. Ne4 $1 {[%mdl 512] Accuracy: White = 39%, Black = 28%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "17"]
[White "Ding, Liren"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2801"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,71,93,93,102,102,102,77,102,77,112,100,127,96,117,104,147,113,125,125,137,109,128,110,307,304,348,264,334,217,203,179,467,472,427,444,720,719,743,714,1047,1019,1037,1027,1618,1617,1176,846,1153,1089,1485,1451,29990,29977,29977,29978,29978,29979,29979,29980,5185,4902]} 1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Nbd7 6. Bd3 Be7 7. Nge2 g6 {A56: Czech Benoni} 8. h4 a6 9. a4 (9. Bg5 h6 10. Bd2 Kf8 11. f3 Kg7 12. Be3 h5 13. Qd2 Ne8 14. g3 Ndf6 15. a3 {1-0 (81) Vallejo Pons,F (2695)-Aronian,L (2765) St Petersburg 2018}) 9... b6 {White is better.} 10. g3 $146 ({Predecessor:} 10. f3 h5 11. Be3 Ng8 12. g3 Bf8 13. Bg5 Qc7 14. Nc1 Bh6 15. Bf1 {½-½ (49) Shishkin,V (2463)-Eingorn,V (2596) Kharkov 2004}) 10... Rb8 11. f3 Nh5 12. Bh6 Bf8 13. Be3 Be7 14. Kd2 Ng7 15. Bh6 O-O 16. Kc2 f5 17. h5 Nf6 $2 {[#]} (17... fxe4 $16 {was worth a try.} 18. Bxe4 gxh5) 18. hxg6 $18 hxg6 19. Qd2 Rf7 20. Rh2 b5 21. Rah1 {[#] Hoping for Bxg7.} b4 $2 (21... bxc4 22. Bxc4 Nfh5) 22. Bxg7 $1 {White threatens Rh8+ and mate.} Nh5 23. Nd1 Bg5 (23... Kxg7 $142 24. exf5 Bxf5) 24. f4 exf4 25. gxf4 Qe8 26. exf5 Bxf5 27. fxg5 Bxd3+ 28. Qxd3 Rxg7 29. Ne3 {[%cal Bd1e3,Be3g4,Bg4f6][%mdl 32]} Qxa4+ 30. Kb1 Re8 31. Ng4 Rxe2 32. Rxe2 b3 33. Nf6+ Kf7 34. Nxh5 Qa2+ 35. Kc1 Qa1+ 36. Qb1 {Accuracy: White = 44%, Black = 21%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "17"]
[White "Giri, Anish"]
[Black "Vidit, Santosh Gujrathi"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2776"]
[BlackElo "2722"]
[Annotator "TA RC"]
[PlyCount "77"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,81,9,9,17,20,9,9,9,10,18,14,12,15,5,8,10,10,10,25,12,29,29,29,20,28,20,20,29,47,31,34,41,194,194,199,197,192,205,202,193,330,223,343,240,338,332,733,719,702,691,764,772,661,590,1203,1203,12841,12841,12843,12843]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Bd5 11. Qc2 Be4 12. Qc1 h6 13. Bxf6 {E05: Open Catalan: 5 Nf3 Be7} Bxf6 14. Rd1 a5 15. Nbd2 {The position is equal.} Bxf3 16. Bxf3 c6 17. e3 Na6 18. h4 {[#]} g6 $146 ({Predecessor:} 18... Nb4 19. Nb3 Qe7 20. Qc5 Rfd8 21. Qxe7 Bxe7 {½-½ (30) Zherebukh,Y (2605)-Swiercz,D (2645) Saint Louis 2017}) 19. h5 g5 20. Qc4 Qe7 21. Qe2 Nb4 22. Nc4 Rfd8 23. Rd2 Bg7 24. Rad1 Qc7 25. e4 Rac8 26. e5 Nd5 27. Be4 b5 $2 (27... Rd7 $14) 28. axb5 $18 cxb5 29. Nd6 {[%mdl 64] [#] Discovered Attack} Rxd6 30. exd6 Qxd6 31. Qxb5 Nb6 (31... Nf6 $142) 32. Qxa5 Rc4 (32... Nc4 {was worth a try.} 33. Qc3 Qb8) 33. Kg2 Bxd4 (33... Bf8 {is a better defense.} 34. Bf3 Rb4) 34. b3 Rb4 $2 {[#]} (34... Rc5 35. Qb4 (35. Rxd4 Qxd4 36. Qa8+ Nxa8 $11) 35... e5) 35. Qa3 {White is clearly winning.} e5 36. Rc2 Kg7 37. Rc6 Qe7 38. Rdc1 Qf8 39. R1c2 {Played: Rc6-c7} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "17"]
[White "Nepomniachtchi, Ian"]
[Black "Harikrishna, Pentala"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2773"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,87,16,16,15,5,8,7,16,12,11,18,15,20,3,18,7,89,89,87,102,80,108,112,106,89,52,52,48,56,53,53,70,85,85,90,88,101,75,107,118,118,111,121,106,140,140,148,119,118,118,120,119,408,403,408,390,560,560,560,556,549,529,553,493,981,875,1493,1104,1787,1766,1647,1526,29981,29982,29980,29981]} 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 b6 8. Be2 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4)} (8. h4 Bb7 9. Bg5 Qf5 10. Bd3 Qa5 11. Kf1 Nc6 12. Rb1 f6 13. Bd2 O-O-O 14. a4 e5 15. c5 Bxc5 16. Rb5 Qa6 17. Rh3 Bxd4 18. Be2 Rd6 19. Rb1 Qa5 20. Rb5 Qa6 21. Rb1 Qa5 22. Rb5 {½-½ (22) Aronian,L (2794)-Ding,L (2769) Berlin 2018}) 8... Bb7 9. Bf3 Bxf3 $1 10. Nxf3 {The position is equal.} Bd6 11. Qa4+ c6 12. O-O O-O 13. Rb1 Qf5 14. Be3 h6 $146 (14... Bc7 $11) ({Predecessor:} 14... Bc7 15. Rfd1 Rc8 {½-½ (32) Gschnitzer,A (2380)-Bethke,R (2244) Karlsruhe 2019}) 15. Rxb6 $1 $16 axb6 16. Qxa8 Qd3 17. c5 bxc5 18. dxc5 Be7 19. Bd4 Qa6 20. Qxa6 Nxa6 21. Ne5 Rc8 22. Nd3 f6 23. f4 Rb8 24. Ra1 Kf7 25. a4 Ke8 26. Kf2 Kd7 27. Ke3 Bd8 28. Kd2 Ba5 29. Kc2 Nc7 30. Rb1 Rxb1 31. Kxb1 {[%mdl 4096] Endgame KBN-KBN} Nd5 32. Kc2 g5 $2 {[%mdl 8192] [#]} (32... Kc8 $16 {was called for.} 33. g3 Bc7) 33. c4 $18 Nxf4 34. Nxf4 e5 (34... gxf4 $142 35. Bxf6 Bb4) 35. Nh5 exd4 36. Nxf6+ {KB-KN} Ke6 37. Ne4 g4 38. Kd3 Ke5 (38... Bb4 $142 39. Kxd4 Be1) 39. Nd2 Bc7 40. Nb3 Kf6 41. g3 h5 42. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} h4 43. a6 Bb8 44. Nxd4 {Accuracy: White = 76%, Black = 30%.} 1-0

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "17"]
[White "Nakamura, Hikaru"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "2741"]
[BlackElo "2760"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,102,-4,5,2,2,0,5,0,0,0,0,0,0,-2,12,12,12,6,15,0,50,36,41,0,46,45,63,60,122,120,246,227,252,238,264,56,68,60,65,64,54,51,65,21,91,88,85,57,112,87,91,106,97,89,117,108,104,104,168,168,170,143,567,567,476,0,167,174,277,0,0,0,0,0,0,-497,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. e3 {E36: Nimzo-Indian: Classical: 4...d5 5 a3} (7. Nf3 dxc4 8. Qxc4 b6 9. Bg5 Bb7 10. Rd1 Nbd7 11. Ne5 h6 12. Bh4 c5 13. Nxd7 Qxd7 14. Bxf6 gxf6 15. dxc5 Qc7 16. h4 Rfd8 17. Rxd8+ Rxd8 {½-½ (30) Yu,Y (2763)-Ding,L (2811) Khanty-Mansiysk 2019}) 7... b6 8. cxd5 Nxd5 9. Qc2 Bb7 10. e4 $146 ({Predecessor:} 10. Nf3 Nd7 11. Bd3 h6 12. e4 Ne7 13. Be3 c5 14. Rd1 Rc8 {1-0 (31) Le,Q (2706)-Kaufman,R (2341) Saint Louis 2014}) 10... Nf6 11. e5 Nd5 12. Nf3 h6 13. Qe4 {Hoping for Bd3.} Ba6 14. Bxa6 Nxa6 15. Qg4 $40 {[%mdl 128] White attacks.} Kh8 (15... Kh7 {is more complex.} 16. O-O Nb8 17. Bg5 Qd7 18. Qe4+ Kh8) 16. Qh3 Kg8 17. Qg4 {Strongly threatening Bxh6.} Kh8 18. O-O Qe7 19. Qh3 Kg8 ({Black should play} 19... Kh7 $14) 20. Re1 $1 $16 c5 (20... f5 $16) 21. Re4 $1 $18 f5 22. exf6 $1 Rxf6 23. Be3 $2 (23. Rg4 $1 $18) 23... Raf8 $14 24. Re1 Nxe3 25. R4xe3 Nc7 26. dxc5 Qxc5 {With the idea ...Nd5.} 27. Ne5 {And now Nd7 would win.} Qb5 (27... Qd4 $11) 28. R3e2 $16 Nd5 {Black wants to play ...Nf4.} 29. g3 Rf5 (29... Ne7 $14) 30. Ng6 R8f6 31. Nh4 $1 {[%cal Rh4f5]} Rg5 {Threatens to win with ...Nf4.} 32. Rxe6 {Intending Re8+ and mate.} Kh7 {aiming for ...Nf4.} 33. Rxf6 Nxf6 34. Qf1 Qxb2 (34... Rd5 $16 {was necessary.}) 35. Qd3+ $18 Kg8 36. Ng6 {Black must now prevent Qd8+.} Kh7 $2 {[%mdl 8192]} (36... Ra5 $16) 37. Ne5+ Kg8 38. Ng6 $2 (38. f4 Rh5 39. h4) 38... Kh7 {...Rd5 is the strong threat.} 39. Nf8+ {[%mdl 64] Discovered Attack (Double check)} Kg8 {[#]} (39... Kh8 {keeps fighting.}) 40. Qd8 $2 (40. Nh7 $1 $18 {[%cal Rh7f6][%mdl 512]} Qb5 (40... Nxh7 41. Qc4+) 41. Nxf6+ gxf6 42. Qd8+ Kh7 43. Qxf6) 40... Rf5 $11 41. Ng6+ Kh7 42. Nf8+ {[#]} Kg8 $1 {[%mdl 512]} 43. f4 $2 {[%mdl 8192] [#]} (43. Ne6+ $11 {and White is okay.} Kh7 44. Rf1 Qxa3 45. Qc7 $1 {[%mdl 512]}) 43... Qc3 $2 ({Better is} 43... Ng4 $1 $19 {[%mdl 512]} 44. Nd7+ {[#]} Kh7 $1 {[%mdl 512]} 45. Nf6+ Nxf6) 44. Ng6+ {The position is equal.} Kh7 45. Nf8+ Kg8 46. Nd7+ Kh7 47. Nxf6+ Rxf6 48. Re8 Qc5+ 49. Kg2 Qc6+ 50. Kh3 Rd6 51. Qe7 Qd7+ {Accuracy: White = 68%, Black = 50%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "18"]
[White "Aronian, Levon"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[WhiteElo "2772"]
[BlackElo "2773"]
[Annotator "NA RC"]
[PlyCount "13"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeMode "Bronstein"]
[TimeControl "300+3"]

1. c4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 4. g3 {[%emt 0:00:00]} Nd4 {[%emt 0:00:00]} 5. Ng1 {[%emt 0:00:07]} Nc6 {[%emt 0:00:11]} 6. Nf3 {[%emt 0:00:03]} Nd4 {[%emt 0:00:03]} 7. Ng1 {[%emt 0:00:03]} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "18"]
[White "So, Wesley"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2760"]
[BlackElo "2870"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,59,65,103,79,112,77,102,97,96,63,67,73,76,69,63,53,35,45,46,33,35,32,37,33,62,12,8,0,0,0,10,-45,-34,-238,-230,-381,-373,-447,-360,-484,-476,-341,169,157]} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Nf3 O-O 7. h3 e6 8. Bd3 Nbd7 9. O-O e5 10. a3 {E90: King's Indian: Classical: Early deviations and 6 h3} (10. Rb1 h6 11. Re1 Nh7 12. Qc2 Kh8 13. Bd2 b6 14. b4 cxb4 15. Nb5 Nc5 16. Bxb4 f5 17. Rbd1 f4 {0-1 (68) Le,Q (2739)-Aronian,L (2799) Saint Louis 2017}) 10... h6 11. b4 Nh7 $146 ({Predecessor:} 11... Kh8 12. Nd2 Nh5 13. Re1 b6 14. Nb3 Nf4 15. Bf1 g5 16. Rb1 a6 17. g3 Rg8 {1-0 (48) Bolduc,S (2181)-Gras,G (2061) Quebec 2017}) 12. Qc2 {White is better.} b6 13. Rb1 Ndf6 14. bxc5 bxc5 15. Re1 Nh5 16. Bf1 Ng5 {Threatening ...Nxf3+.} 17. Nxg5 hxg5 18. g3 g4 19. hxg4 Bxg4 20. Be2 Bd7 21. Qd1 Nf4 22. gxf4 exf4 23. Qd3 Qh4 24. Nb5 (24. Kg2 $11 Qg5+ 25. Kf1) 24... Be5 $15 {[%mdl 1024] Black has compensation.} (24... Bxb5 $2 25. Rxb5 a6 26. Rb3 $18) 25. Qf3 $2 {[#]} ({White should play} 25. Bf3 $15) 25... Kg7 $1 $19 26. Rb3 $2 (26. Rd1 Rh8 27. Kf1) 26... Rh8 {White must now prevent ...Qh2+.} ({Not} 26... Bxb5 $2 27. Rxb5 Rh8 28. Qg2 $18) 27. Bd1 Rh6 {Strongly threatening ...Rah8.} 28. Kf1 Rah8 29. Nxd6 Bxd6 $4 {[%mdl 8192] [#]} (29... Qg5 $19 {avoids the disaster.} 30. Nxf7 (30. Bb2 $2 Bxb2 31. Nxf7 Kxf7 $19) 30... Kxf7) 30. Bb2+ {[%mdl 64] Skewer. Accuracy: White = 44%, Black = 67%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "18"]
[White "Anand, Viswanathan"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2757"]
[BlackElo "2801"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,27,22,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Re8 10. d4 Bb7 11. Ng5 $146 ({Predecessor:} 11. Nbd2 Bf8 12. a3 h6 13. Bc2 d5 14. Nxe5 Nxe5 15. dxe5 Rxe5 16. Nf3 Re8 17. e5 Ne4 18. Qe2 c5 19. Nd2 Rxe5 20. f3 c4 21. fxe4 Bc5+ {½-½ (40) Radjabov,T (2759)-Wojtaszek,R (2737) Dortmund 2019}) 11... Rf8 12. Nf3 Re8 13. Ng5 Rf8 14. Nf3 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "18"]
[White "Harikrishna, Pentala"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2731"]
[BlackElo "2776"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,115,8,11,-45,-50,-45,-49,-141,-140,-139,-151,-214,-212,-218,-114,-107,-110,-135,-146,-139,-137,-154,-133,-141,-96,-92,-72,-83,-72,-62,-68,-66,-58,-45,-54,-66,-60,-77,-52,-68,-51,-52,-50,-64,-51,-74,-73,-73,-66,-67,-66,-71,-74,-80,-77,-80,-81,-85,-78,-90,-89,-109,-78,-72,-44,-95,-79,-95,-95,-103,-72,-75,-75,-88,-88,-81,-81,-134,-122,-151,-161,-184,-169,-177,-129,-141,-150,-169,-80,-80,-80,-80,-80,-80,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Nf3 dxc4 6. Qa4+ {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} ({White should play} 6. a3 $11 Bxc3+ 7. bxc3) (6. Bg5 b5 7. a4 c6 8. g3 Bb7 9. Bg2 Nbd7 10. O-O Qb6 11. e4 a6 12. Rfd1 h6 13. Be3 O-O {0-1 (27) Mamedyarov,S (2760)-Carlsen,M (2881) Shamkir 2014}) 6... Nc6 $15 {[%cal Bb8c6,Bc6d4,Bd4f3][%mdl 32]} 7. e3 Bd7 {White must now prevent ...Nxd4!} 8. Bxc4 $146 {[#]} (8. Qc2 $15) ({Predecessor:} 8. Qc2 b5 9. Bd2 O-O 10. Nxb5 Bxd2+ 11. Nxd2 a6 12. Nc3 Nb4 13. Qd1 Nd3+ 14. Bxd3 cxd3 {1-0 (31) Rieger,M (1943)-Nikolaus,M (1369) Gelsenkirchen 2013}) 8... Nxd4 $1 $17 {[%mdl 512]} 9. Qd1 (9. exd4 Bxa4) 9... Nxf3+ 10. Qxf3 (10. gxf3 $17 {is a better defense.} Bc6 11. Qxd8+ Rxd8 12. e4) 10... Bc6 $19 11. Qe2 O-O (11... Bxg2 $19 12. Rg1 Bc6) 12. O-O $17 Qe7 13. a3 Bxc3 14. bxc3 Ne4 15. Bb2 Nc5 16. a4 Nxa4 17. Ba3 Nc5 18. Bb5 {Hoping for Bxc6.} Bxb5 19. Qxb5 b6 20. Bxc5 Qxc5 21. Qxc5 bxc5 $15 {[%mdl 4096] Endgame KRR-KRR} 22. Ra5 Rfb8 23. h3 Kf8 24. Rfa1 Rb7 25. Rxc5 a6 26. Rca5 Rb6 27. c4 Ke7 28. c5 Rc6 29. g4 Rb8 30. Rxa6 Rxc5 31. R6a5 Rbb5 (31... Rxa5 {is more complex.} 32. Rxa5 h6 33. Kg2 Kd6 34. Ra6+ Rb6) 32. Rxb5 Rxb5 $17 {KR-KR} 33. Ra7 Kd6 34. Kg2 h5 35. Kg3 hxg4 36. hxg4 g5 37. Kf3 (37. f4 $1 $15) 37... Rc5 38. Ra8 Ke5 39. Rf8 Kf6 40. Rc8 Rc4 41. Ke2 Rc2+ 42. Kf3 Ke5 43. Rg8 ({Better is} 43. Kg3) 43... f6 44. Kg3 Rc3 45. Kf3 c5 46. Rc8 Rc2 47. Kg3 c4 48. Kf3 c3 (48... Kd5 $19 {has better winning chances.} 49. Rd8+ Ke5) 49. Rc4 Kd5 50. Rc8 e5 51. Rc7 {[#]} e4+ (51... Rc1 $1 $17 52. Rc8 Rc2) 52. Kg2 $11 {The position is equal.} Rc1 53. Rc8 Kd6 54. Rc4 Kd5 55. Rc8 Ke5 56. Rc5+ Ke6 {...Kd6 is the strong threat.} 57. Rc6+ Ke5 58. Rc5+ $1 {Accuracy: White = 45%, Black = 55%.} 1/2-1/2

[Event "Tata Steel GCT Blitz 2019"]
[Site "Kolkata"]
[Date "2019.11.26"]
[Round "18"]
[White "Vidit, Santosh Gujrathi"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2722"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2019.11.25"]
[EventType "tourn"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,150,27,25,25,31,15,17,23,35,14,43,38,41,38,47,38,46,0,0,0,0,0,0,0,24,1,35,-2,0,-6,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,44,0,16,0,0,0,0,-13,-1,-7,-12,-8,-7,-9,0,-23,-20,-23,-24,-26,-9,-9,-10,-9,-5,-5,-6,-39,0,0,0,6,4,9,7,0,0,-2,-2,-34,-34,-72,0,-104,-99,-141,0,-82,0,0,0,0,0,0,0,0,-6,-51,-2,-33,0,0,0,0,0,-6,-6,-8,-8,-8,-5,-5,-5,-5,-5,-5,-5,-131,-106,-86,-86,-86,-86,-29969,-29975,-29975,-29976,-29975,-29977,-29981,-29982,-29982,-29983,-29983,-29984,-29984,-29985,-29986,-29987]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4} Be7 (6... Be6 7. e3 Nbd7 8. Bd3 c6 9. Qb3 Qb6 10. Qxb6 Nxb6 11. Bxf6 gxf6 12. Nh4 a5 13. O-O-O Bb4 {1-0 (40) So,W (2767)-Demchenko,A (2655) Khanty-Mansiysk 2019}) 7. e3 h6 8. Bh4 {The position is equal.} c6 9. Qc2 Nbd7 10. Bd3 Nh5 11. Bxe7 Qxe7 12. O-O Nhf6 13. e4 dxe4 14. Nxe4 O-O 15. Rfe1 Qd8 $146 ({Predecessor:} 15... Nxe4 16. Rxe4 Qd6 17. Nd2 Nf6 18. Nc4 Qc7 {½-½ (31) Ojala,J-Tolonen,J Naantali 2010}) 16. Nc5 Nd5 17. a3 a5 18. Nxd7 Bxd7 19. Ne5 Be6 20. Rad1 Qf6 21. Bh7+ Kh8 22. Be4 Rfd8 23. Qc5 Kg8 24. g3 a4 25. Bg2 Bf5 26. Rd2 Qd6 27. Nc4 Qc7 {aiming for ...b6.} 28. Ne3 Nxe3 29. Rxe3 Be6 30. Qc3 Ra5 31. h4 Rb5 {Strongly threatening ...Rb3.} 32. Qc2 Qb6 33. Bf1 Rb3 34. Rxb3 Qxb3 35. Qc3 Bd5 36. Be2 Re8 (36... g6 {is more complex.} 37. f4 Qb6 38. Bd1 Qc7 39. Rh2 Bb3) 37. Qxb3 Bxb3 $11 {[%mdl 4096] Endgame KRB-KRB} 38. f3 Kf8 39. Kf2 Ke7 40. Rd3 Kf6 41. Rc3 Ke7 42. Bc4 Bxc4 43. Rxc4 {KR-KR} Ra8 44. Rb4 Ra7 45. Ke3 Kd6 46. Rc4 Ra5 47. Kd3 Rb5 (47... Kd5 $17) 48. Kc2 (48. Rxa4 $11 Rxb2 49. Rb4 Rxb4 50. axb4) 48... Rb3 49. Rc3 Rb5 ({Black should play} 49... Rxc3+ $1 50. Kxc3 g6) 50. Rc4 $1 $17 g5 ({Black should try} 50... Rf5 $1 $17 51. Rc3 g5) 51. Rxa4 $11 Rf5 52. hxg5 hxg5 53. f4 gxf4 54. gxf4 Rxf4 55. Rb4 Kc7 56. Kd3 f5 57. Rc4 Rf2 58. Kc3 Kd6 59. Rc5 Ke6 60. b4 Rf3+ 61. Kb2 Re3 62. b5 cxb5 63. Rxb5 f4 64. Kc2 f3 {And now ...f2 would win.} 65. Kd2 (65. d5+ $11 {remains equal.} Ke5 66. Rxb7) 65... f2 $17 (65... Rxa3 $6 66. Ke1 $11) 66. Rb1 {[#]} Rb3 $1 {[%cal Rb3b1][%mdl 512]} 67. Rf1 (67. Rxb3 f1=Q) 67... Kd5 $1 {[%cal Rd5e4]} ({Of course not} 67... Rxa3 $6 68. Rxf2 b5 69. Re2+ Kd5 70. Re5+ Kxd4 71. Rxb5 $11) 68. Rxf2 $2 {[%mdl 8192]} (68. Ke2 $17) 68... Rb2+ $1 {Black mates.} 69. Ke3 {[#]} Rxf2 $1 {[%mdl 64] Overworked Piece} 70. Kxf2 Kxd4 {KP-KP} 71. Kf3 b5 72. Ke2 {[#]} Kc3 $1 73. Kd1 Kb2 74. Kd2 Kxa3 75. Kc1 Ka2 {Accuracy: White = 52%, Black = 67%.} 0-1

