[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 "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 "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 "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 "2019.11.26"]
[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 "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 "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 "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 "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

