[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.02.01"]
[Round "1.3"]
[White "Harikrishna, Pentala"]
[Black "Vitiugov, Nikita"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2719"]
[BlackElo "2726"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,48,27,28,14,0,17,24,18,23,30,22,5,6,0,10,13,-8,-122,-121,-166,-160,-167,-143,-315,-356,-359,-386,-399,-402,-379,-373,-416,-326,-328,-335,-404,-399,-389,-397,-519,-500]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Qd3 {B45: Sicilian Four Knights.} d5 7. exd5 Nb4 8. Qg3 {aiming for Bb5+. White has an edge.} Bc5 {[#]} 9. a3 $1 {Threatens to win with Bb5+.} Nbxd5 10. Bb5+ (10. Qxg7 $2 Rg8 11. Qh6 (11. Bb5+ $2 Ke7 $19) 11... Bxd4 $19) 10... Kf8 11. Nde2 Bd7 12. Bxd7 Qxd7 {[#]} 13. Nxd5 $146 {[#]} (13. Bg5 $11 {remains equal.}) ({Predecessor:} 13. O-O Rd8 14. b4 Bd6 15. Qf3 Be5 16. Bb2 Qc6 17. Rad1 Rc8 18. b5 Qc7 19. Nxd5 Nxd5 {½-½ (102) Tari,A (2639)-Vidit,S (2726) chess24.com INT 2021}) 13... Ne4 $1 $17 (13... Qxd5 $6 14. O-O $11) 14. Qb3 ({Much weaker is} 14. Qh3 Bxf2+ 15. Kf1 Qxd5 $19) (14. Qd3 $17 Bxf2+ 15. Kf1 exd5 16. Nc3 Nxc3 17. Kxf2 Ne4+ 18. Kg1) 14... Bxf2+ $19 ({Stronger than} 14... Qxd5 15. Rf1 $15) ({Don't play} 14... exd5 15. Be3 $16) 15. Kf1 {Hoping for Ndc3.} exd5 16. Be3 $2 {This move loses the game for White.} (16. Ng3 $17 Bb6 17. Nxe4 dxe4 18. Be3) 16... Qf5 {White must now prevent ...Bxe3+.} 17. Nd4 Qf6 {Strongly threatening ...Bxe3+.} 18. Nf3 Bxe3 19. Qxe3 Qxb2 20. Re1 Qxc2 21. Kg1 Qc5 22. Nd4 Rc8 23. h4 h5 24. Kh2 Qd6+ {Weighted Error Value: White=0.33/Black=0.05 (flawless)} 0-1

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.02.01"]
[Round "1.4"]
[White "Giri, Anish"]
[Black "Tabatabaei, M. Amin"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "2772"]
[BlackElo "2623"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,115,33,30,12,34,29,27,-15,0,-13,-24,-15,27,13,14,17,49,62,82,57,58,62,73,72,103,82,99,58,92,44,40,47,70,45,86,65,82,75,132,131,129,140,136,141,193,180,247,268,269,261,262,243,255,234,247,158,169,162,160,148,260,264,256,256,256,271,338,286,247,265,411,362,425,420,430,407,601,602,680,696,654,629,602,573,854,840,29979,29980,29980,29981,29981,29972,29959,29962,29986,29983,29983,29984,29984,29985,29985,29986,29986,29987]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 {[%cal Bg8f6,Bf6d5,Bd5b4][%mdl 32]} 4. d3 Bc5 5. O-O O-O 6. h3 d5 7. exd5 Nxd5 8. Nbd2 {C24: Bishop's Opening: 2...Nf6.} Be6 9. Ne4 Bb6 {[#]} 10. b4 $146 (10. c3 $142) ({Predecessor:} 10. a4 f6 11. b4 a6 12. a5 Ba7 13. Bd2 Kh8 14. Re1 Nce7 15. Nc5 Bxc5 16. bxc5 {1-0 (48) Nepomniachtchi,I (2773)-Abdusattorov,N (2651) chess24.com INT 2022}) 10... Ndxb4 $11 {Hoping for ...Bxc4.} 11. Bxe6 fxe6 12. Rb1 h6 {[#] Prevents Nfg5.} (12... Nd5 $142) 13. Nxe5 $1 Nxe5 14. Rxb4 a5 15. Rb1 Qh4 16. Qe2 Rad8 17. Kh2 Qe7 {To avoid Ba3} 18. f4 Nd7 19. Rf3 Nf6 20. Bd2 (20. c4 $16) 20... Qa3 21. Nc3 ({White should try} 21. Rb5 $16) 21... Rde8 $14 22. Qe5 {Prevents Nd5.} Nd7 23. Qb5 (23. Qe4 {is interesting.} Qd6 24. Qg6 Re7 25. Ne4 Qd5 26. Rg3) 23... Qe7 (23... Nf6 $14 {deserves consideration.}) 24. Qc4 {White stays focused until the end.} Kh8 25. Ne4 c6 (25... Rf5 $142) 26. d4 $16 Rb8 27. Rfb3 Qd8 28. Qxe6 {White is much more active.} Bxd4 (28... a4 $16 {was worth a try.} 29. Rb4 Nf6) 29. Rxb7 $18 Rxb7 (29... Qe8 $142 30. Qxc6 (30. Qxd7 Rxb7 31. Qxe8 Rxe8 $16) 30... Nf6 31. Qxe8 (31. Rxb8 Qxc6 32. Rxf8+ Kh7 $16) 31... Rbxe8) 30. Rxb7 Nc5 31. Nxc5 Bxc5 32. Rd7 ({Stronger than} 32. Qxc6 Qxd2 33. Qxc5 Qxf4+ 34. Kh1 Qc1+ 35. Kh2 Qf4+ 36. Kh1 Qc1+ 37. Kh2 Qf4+ $11) 32... Qf6 33. Qxf6 Rxf6 {[%mdl 4096] Endgame KRB-KRB} 34. Bc3 Rxf4 35. Bxg7+ Kg8 36. Bxh6 Ra4 {[#]} (36... Rh4 $16 {was called for.}) 37. g4 $1 {[%cal Bg2g4,Bg4g5][%mdl 32] Threatens to win with Kg3.} Rxa2 38. g5 Rxc2+ 39. Kg3 {g6 is the strong threat.} Be3 40. Rd8+ Kh7 41. Kg4 Rd2 (41... Kg6 $142 42. Rd6+ Kf7) 42. Re8 Bc5 43. Kh5 {[%csl Gh5][%cal Rg5g6]} Rd5 44. Ra8 Bd4 (44... Be3 $142 45. Ra6 Bd4) 45. h4 Bc3 46. Bf8 Bd4 47. Rc8 a4 48. Ra8 c5 49. Rxa4 {Black must now prevent Ra7+.} Rd8 50. Ra7+ {White mates.} Kg8 51. Be7 Rc8 52. Kg6 c4 53. Rd7 Bh8 54. Bf6 c3 {[#]} 55. Rh7 $1 {[%csl Gf6][%cal Rh7h8]} ({Worse is} 55. Bxh8 Kxh8 56. Rd1 (56. Rh7+ Kg8 $11) 56... c2 $11) 55... Bxf6 56. gxf6 Rc6 57. Rd7 {[%cal Rd7d8]} Rc8 58. Rg7+ {Weighted Error Value: White=0.08 (flawless) /Black=0.41} 1-0

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.02"]
[Round "2.3"]
[White "Giri, Anish"]
[Black "Vitiugov, Nikita"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2772"]
[BlackElo "2726"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,63,19,14,31,21,16,6,15,0,13,30,31,23,30,26,51,46,83,81,96,86,82,45,35,0,0,0,24,0,0,0,0,0,0,0,0,0,0,0,41,79,71,58,48,54,51,94,61,75,360,339,473,446]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 h6 {outshines the older 6...0-0.} 7. Re1 O-O {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 8. Nbd2 {[%cal Bb1d2,Bd2e4,Be4g3][%mdl 32]} a5 9. h3 Be6 {The position is equal.} 10. b3 d5 11. exd5 Nxd5 12. Ne4 {[#]} Bb6 $146 ({Predecessor:} 12... Ba7 13. Bd2 Re8 14. a3 Nf6 15. Nxf6+ Qxf6 16. Bxe6 Rxe6 17. b4 Rd8 18. Qc2 Qg6 {1-0 (27) Van Foreest,J (2613)-Van den Doel,E (2615) Amstelveen 2018}) 13. Qd2 Qc8 14. Ng3 $1 {Nh5 is the strong threat.} f6 15. d4 $1 Qd7 16. Ba3 (16. dxe5 $6 Nxe5 17. Be2 Rfd8 $11) 16... Rf7 17. Re4 (17. dxe5 $6 Nxe5 18. Be2 (18. Nxe5 fxe5 19. Ne4 Qc6 $11) 18... g5 $11) 17... a4 18. b4 Nf4 19. Bxe6 Nxe6 20. Rae1 (20. dxe5 Qxd2 21. Nxd2 Nxe5 $15) 20... Ng5 $1 21. Nxg5 hxg5 22. b5 Na7 23. h4 Nxb5 24. hxg5 fxg5 (24... Nxa3 $2 25. g6 Nc4 26. gxf7+ Qxf7 27. Qd3 $18) 25. Qxg5 {[%cal Oe4h4]} Nxa3 (25... Nxc3 $11 26. Rxe5 Bxd4) 26. Rh4 $1 $14 Re8 {[%cal Of7f4] [#]} (26... exd4 27. Qh5 Rxf2 28. Qh7+ (28. Kxf2 dxc3+ 29. Ke2 Re8+ 30. Ne4 Qb5+ 31. Qxb5 Nxb5 $15) 28... Kf8 29. Qg6 $18) (26... Rf4 27. Rxf4 exf4 28. Nf5 Qxf5 29. Qxf5 $18) 27. Qh5 $1 {[%csl Gh4][%cal Rh5h8]} Rf6 $1 {Strongly threatening ...Rh6.} (27... Kf8 $2 28. Rxe5 Rxe5 29. Qxe5 $18) 28. Ne4 $1 Rf5 (28... Rh6 $2 29. Qxh6 Qf5 {[#]} 30. Rh5 $1 {[%mdl 512]} Qxf2+ 31. Kxf2 $18) 29. Ng5 $1 $40 {[%mdl 128] Black is in trouble.} (29. Qg6 Qf7 30. Qh7+ Kf8 $17) 29... Rxg5 30. Qxg5 {Hoping for Re3. Really sharp!} c5 $2 {[%mdl 8192]} (30... Nc4 $16) 31. Qg6 ({Worse is} 31. dxe5 Bd8 32. Qg4 Qxg4 33. Rxg4 Ba5 $15) ({Weaker is} 31. Rxe5 Rxe5 32. Qxe5 cxd4 $11) 31... Bd8 32. Rh7 {Weighted Error Value: White=0.04 (flawless) /Black=0.25 (precise)} 1-0

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.02"]
[Round "2.4"]
[White "Tabatabaei, M. Amin"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2623"]
[BlackElo "2719"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,71,33,42,34,43,22,21,21,26,39,-3,-7,-3,-15,-28,0,0,-14,-10,0,-3,0,-21,20,-80,-85,-84,-71,-150,-150,-150,-150,-142,-86,-274,-281,-277,-264,-268,-173,-167,-79,-87,-91,-81,-20,-20,-26,-25,-17,-29,0,-24,0,-28]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 Re8+ 9. Ne2 h6 10. O-O Nd7 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 11. Bd2 Nf8 12. Rae1 Qc7 13. h3 Be6 {[#]} 14. f4 $146 (14. c4 $14) ({Predecessor:} 14. Bf5 Rad8 15. Bxe6 Nxe6 16. Qf5 Qb6 17. Qc2 Qc7 18. Qf5 Qb6 {½-½ (18) Tiba,V (2405)-Shkuran,D (2359) Mukachevo 2019}) 14... c5 $11 (14... Bxa2 $2 15. c4 $18) 15. f5 Bd7 16. dxc5 Qxc5+ 17. Nd4 Bc6 18. b4 Qb6 19. Kh1 Rac8 20. Nxc6 bxc6 (20... Qxc6 {should be considered.} 21. Rxe8 Qxe8) 21. c4 (21. Rxe8 $11 Rxe8 22. Be1) 21... Rxe1 $1 $17 22. Rxe1 {[#] c5 is the strong threat.} Qf2 (22... Bxb4 $2 23. Rb1 $16) 23. Re4 (23. Be4 $142) 23... Qg3 {[%csl Gd6][%cal Rg3h2]} 24. Kg1 {[%cal Bh1g1,Bg1f1,Bf1e2,Be2d1,Bd1c2][%mdl 32]} Qh2+ 25. Kf1 Rd8 (25... Nh7 $142 26. Be3 Ng5 27. Bxg5 hxg5) 26. c5 $2 (26. Be2 $17) 26... Bg3 $19 {White must now prevent ...Qh1+.} 27. Qc4 Qh1+ 28. Ke2 Qxg2+ 29. Kd1 {[#]} Be5 (29... Nd7 $1 $19 {[%cal Rd7e5] has better winning chances.} 30. Bf1 Qf3+ 31. Qe2 Qxf5) 30. Kc2 $17 Qxh3 31. Re3 Qg2 ({Black should play} 31... Qh2 $17 {Hoping for ...Rd4.} 32. Re2 Qh5) 32. Qe4 $11 {Chess con chili.} Qg1 {And now ...Qa1 would win.} 33. Re1 {Prevents Qa1.} Qg3 34. Re3 $1 Qg1 35. Re1 {To avoid Qa1} Qg3 36. Re3 $1 {White happily takes the draw.  Weighted Error Value: White=0.17 (very precise) /Black=0.16 (very precise)} 1/2-1/2

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.03"]
[Round "3.3"]
[White "Vitiugov, Nikita"]
[Black "Tabatabaei, M. Amin"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2726"]
[BlackElo "2623"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,80,35,33,38,20,31,35,60,35,41,35,41,39,39,39,48,48,47,41,45,27,31,3,19,0,0,0,0,-18,-10,-22,0,-23,-23,-28,-23,-28,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bf5 7. Qf3 Bg6 8. Bxf6 Qxf6 9. Qxf6 gxf6 10. Nf3 Nd7 {D35: Queen's Gambit Declined: Exchange Variation.} 11. Nh4 Be7 12. Ne2 f5 {White is slightly better.} 13. Nf3 {[%cal Bh4f3,Bf3e1,Be1d3][%mdl 32]} Bb4+ 14. Kd1 {[#]} Bd6 $146 ({Predecessor:} 14... Nf6 15. Nf4 Ne4 16. Nd3 Bd6 17. Rc1 Rg8 18. Be2 a5 19. g3 a4 20. Nfe5 Be7 {1-0 (61) Ponkratov,P (2641)-Andreikin,D (2724) Chess.com INT 2022}) 15. Ne1 (15. Nh4 {with more complications.} Ke7 16. g3 Nf6 17. Nf4 Ne4 18. Ke1) 15... Bh5 16. Nd3 {To avoid f4} Bxe2+ 17. Kxe2 Ke7 18. g3 a5 19. Bh3 Kf6 $1 20. a4 Ra6 21. b3 Rb6 22. Rab1 h5 23. Kf3 Nf8 {[%cal Bd7f8,Bf8e6,Be6g7,Bg7e8,Be8d6][%mdl 32]} 24. Ke2 Ne6 25. f4 (25. Bg2 $5 {[%cal Rh2h4]}) 25... Ng7 26. Ne5 {[#] Nd7+ is the strong threat.} Ke6 {To avoid Nd7} 27. Kd3 Bb4 28. Nf3 {The position is equal.} Ne8 29. Nh4 Nd6 30. Rhc1 Kf6 31. Rc2 Ra6 {[%cal Bb6a6,Ba6a8,Ba8e8,Be8e7][%mdl 32]} 32. Rbc1 Raa8 33. Re2 Rae8 34. Rcc2 Re7 35. Rc1 Rc8 36. Rec2 Rce8 {[%csl Ge8][%cal Re7e3] [#]} 37. Re2 Ba3 38. Ra1 {Dancing on a razor blade.} Bb4 39. Rc1 {To avoid c5} Ba3 40. Ra1 Bb4 {Weighted Error Value: White=0.05 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.03"]
[Round "3.4"]
[White "Harikrishna, Pentala"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "C83"]
[WhiteElo "2719"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,69,34,38,35,42,54,36,38,25,29,32,8,16,9,32,42,19,18,6,21,20,2,3,0,0,0,0,0,0,2,2,3,2,2,3,3,4,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 {[%cal Bg8f6,Bf6e4,Be4c5][%mdl 32]} 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Nc5 10. c3 Be7 11. Bc2 d4 12. Nb3 {[%cal Rb3d4] C83: Open Ruy Lopez: 9 c3 Be7.} d3 13. Bb1 Nxb3 14. axb3 {White is slightly better.} Bf5 15. Be3 O-O 16. Bd4 Qd5 ({Resist} 16... Nxd4 17. Nxd4 (17. cxd4 Be4 $14) 17... Bg6 18. b4 $16 (18. Bxd3 Bxd3 19. Nc6 Qe8 $11)) 17. Re1 b4 {17...Rfd8 gains popularity.} 18. Bxd3 Bxd3 19. Qxd3 {The position is equal.} bxc3 $1 20. bxc3 (20. Qxc3 $2 Bb4 21. Qe3 Bxe1 22. Rxe1 Nxd4 23. Nxd4 Rad8 $19) 20... Qxb3 {[#]} 21. e6 $146 ({Don't go for} 21. Rxa6 $2 Nb4 $1 {[%mdl 512]} 22. Qb5 Rxa6 $17) ({Predecessor:} 21. Reb1 Qe6 22. Ra4 a5 23. Qe4 Rfb8 24. Rba1 Rb5 25. Be3 Qg6 26. g3 Qxe4 27. Rxe4 {½-½ (35) Koch,C (2343)-Koslowski,V (2273) LSS email 2020}) 21... fxe6 22. Qe2 ({But not} 22. Rxa6 $2 {[#]} Nb4 $1 {[%mdl 512]} 23. Qb5 Rxa6 $19) 22... a5 23. c4 Qxf3 24. gxf3 Nxd4 25. Qe4 Nxf3+ 26. Kh1 Nxe1 27. Qxe6+ Rf7 {White must now prevent ...Nd3.} 28. Rxe1 Raf8 29. Rd1 Kh8 30. Rd7 Rxf2 {And now ...Bd6 would win.} 31. Qxe7 {[%csl Gd7][%cal Re7g7]} Rf1+ $1 32. Kg2 {[%csl Gd7][%cal Re7g7]} R1f2+ 33. Kg1 {[%csl Gd7][%cal Re7g7]} Rf1+ 34. Kg2 {[%csl Gd7][%cal Re7g7]} R1f2+ 35. Kg1 {Weighted Error Value: White=0.03 (flawless) /Black=0.01 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.04"]
[Round "4.3"]
[White "Vitiugov, Nikita"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2726"]
[BlackElo "2719"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,61,9,15,12,6,10,14,0,0,0,25,14,10,29,29,27,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,31,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d3 d6 10. a5 Be6 11. Nbd2 {C88: Closed Ruy Lopez: Anti-Marshall Systems.} Bxb3 $1 {[%mdl 4] is more profitable than 11...Qc8 at the moment.} 12. Nxb3 Re8 13. h3 h6 {[#]} 14. Nh2 $146 ({Predecessor:} 14. Nh4 Bf8 15. Nf5 Ne7 16. Ne3 Qd7 17. Ng4 Nh7 18. d4 exd4 19. Nxd4 c5 20. Ne2 {½-½ (44) Anand,V (2776)-Svidler,P (2745) Moscow 2016}) 14... d5 15. Ng4 dxe4 16. Nxf6+ Bxf6 17. Rxe4 Nd4 18. Nxd4 exd4 19. Rxe8+ Qxe8 20. Bd2 Rb8 21. Qf3 {[%cal Od2h6] Prevents Qc6.} Qe5 22. Qc6 Qe6 23. Qc5 ({Much worse is} 23. Qxc7 Rc8 24. Qb6 Rxc2 25. Qxe6 fxe6 26. Bxb4 Rxb2 $15) 23... b3 {[#] aiming for ...Qe2.} 24. Re1 {To avoid Qe2} ({Avoid the trap} 24. Qxc7 $2 Be5 25. Qa7 (25. Qc5 $2 Rc8 $19) 25... bxc2 $17) 24... Qd7 25. c4 {Prevents Rb5. Strongly threatening Qa7.} dxc3 26. Bxc3 Qd6 (26... Rb5 $5 27. Qc4 Bxc3 28. Qxc3 Rd5 $11) 27. Qc4 Bxc3 {The position is equal.} 28. Qxc3 c5 29. Re5 Rd8 30. Rxc5 Qxd3 31. Qxd3 {An even fight not without its subleties.  Weighted Error Value: White=0.03 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.04"]
[Round "4.4"]
[White "Tabatabaei, M. Amin"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2623"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,61,19,33,32,21,38,24,16,14,28,0,25,0,37,0,0,3,7,0,27,16,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. d4 cxd4 6. Nxd4 Ng6 {now supersedes 6...Qb6. B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 7. Be3 Be7 8. c3 O-O {White has an edge.} 9. Nd2 a6 {[#] Threatens to win with ...Nxd4.} 10. Be2 {[#]} Nxd4 $146 ({Predecessor:} 10... Qc7 11. a4 d5 12. exd5 exd5 13. Qb3 Be6 14. Bf3 Nxd4 15. Bxd4 Qd7 16. g3 Kh8 {1-0 (27) Mamedjarova,T (2280)-Andreasen,J (1992) Reykjavik 2013}) 11. cxd4 b5 12. a4 bxa4 13. d5 exd5 14. exd5 Bg5 15. Bxg5 Qxg5 {The position is equal.} 16. Rxa4 Bb7 17. Bf3 Bxd5 18. Ne4 Bxe4 19. Bxe4 Rab8 {[%cal Ba8b8,Bb8b2,Bb2d2,Bd2d5,Bd5d4][%mdl 32]} 20. Rxa6 Rxb2 21. Qxd7 Nf4 22. g3 Rd2 23. Qf5 {Chess con chili.} ({Not} 23. Bxh7+ $2 Kxh7 24. Rd6 Rxd6 25. Qxd6 Ne2+ 26. Kg2 Rd8 $19) 23... Qxf5 24. Bxf5 Rd5 {[#] aiming for ...Ne2+.} 25. Bxh7+ Kxh7 26. gxf4 $11 {KRR-KRR} Rd4 27. Ra3 Rxf4 28. Rh3+ Kg8 29. Kg2 g6 30. Rf3 Rxf3 31. Kxf3 {A balanced but interesting game.  Weighted Error Value: White=0.06 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.06"]
[Round "5.3"]
[White "Tabatabaei, M. Amin"]
[Black "Vitiugov, Nikita"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2623"]
[BlackElo "2726"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,116,14,12,12,0,0,7,7,0,0,0,0,0,0,0,0,0,0,-10,-10,-10,-10,-37,-10,-26,-10,-15,0,-10,0,-18,0,-45,20,-12,0,-16,0,-12,-12,-39,-30,-28,-37,-43,-28,-44,-31,-37,-27,-21,-18,-25,-25,-65,-61,-54,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2,0,-12,-18,-21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {Sagar Shah} e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 h6 7. Re1 O-O 8. h3 a5 $1 {[%mdl 4] now scores much better than the old 8...a6. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 9. a4 Be6 {[%cal Of6e4]} 10. Bxe6 fxe6 11. Be3 Bxe3 12. Rxe3 {[#]} Qd7 $146 ({Predecessor:} 12... Qe8 13. Nbd2 Nh5 14. g3 Qf7 15. Qe2 Rad8 16. Nh4 d5 17. Rf1 Nf6 18. Qd1 d4 19. cxd4 exd4 {0-1 (58) Praggnanandhaa,R (2529)-So,W (2780) Leon 2018 CBM 185 [Sagar Shah]}) 13. Nbd2 b6 14. Nf1 Rf7 15. N1h2 Raf8 16. g3 d5 17. Re1 Qd6 18. Kg2 Nd7 19. Qc2 Nc5 20. Rab1 Nd7 21. Re2 Qc5 22. Nh4 Qd6 23. Rbe1 (23. N4f3 $11 {should be considered.}) 23... Ne7 (23... Nc5 $15) 24. N4f3 Nc6 {[%cal Be7c6,Bc6b4,Bb4d3][%mdl 32]} 25. d4 exd4 26. cxd4 {[#] Hoping for e5.} Nb4 27. Qc3 c5 28. exd5 $1 Qxd5 {[%cal Of7f3] Strongly threatening ...Rxf3!} 29. Rd2 $1 c4 {aiming for ...Nd3.} 30. Qe3 Nd3 31. Ree2 e5 32. Qe4 Qxe4 33. Rxe4 {[%cal Rd4e5]} Nf6 34. Ree2 ({Much worse is} 34. Rxe5 Nxe5 35. Nxe5 Ne4 36. Nxf7 Nxd2 $17) 34... exd4 35. Nxd4 Rd7 ({Better is} 35... Nd7 $1 $15) 36. Nb5 {The position is equal.} Ne1+ 37. Kf1 Rxd2 38. Rxd2 Nd3 {[#] ...Ne4 is the strong threat.} 39. Nc3 {Prevents Ne4.} Nd7 40. b3 N7e5 41. bxc4 Nc5 42. Ng4 Nxc4 43. Rd4 Nb3 44. Rd5 ({But not} 44. Nxh6+ $2 gxh6 45. Rd7 (45. Rg4+ $2 Kh7 $19) 45... Nc5 $19) 44... Rc8 {Threatens to win with ...Ncd2+.} 45. Ne4 {Inhibits Ncd2+.} Nc5 46. Nxc5 Rxc5 $11 {[%mdl 4096] Endgame KRN-KRN} 47. Rd8+ Kh7 48. Rb8 Rc6 49. f4 Kg6 (49... h5 $5 {[%cal Rh5g4]} 50. Ne5 Nxe5 51. fxe5 Kg6 $11) 50. Rb7 h5 51. Ne5+ Nxe5 52. fxe5 {KR-KR} Re6 53. Kf2 Rxe5 54. Rxb6+ Kf5 55. Kf3 Rc5 56. g4+ hxg4+ 57. hxg4+ Ke5 58. Rg6 Rc3+ {Weighted Error Value: White=0.04 (flawless) /Black=0.07 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.06"]
[Round "5.4"]
[White "Giri, Anish"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2772"]
[BlackElo "2719"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,62,15,17,8,10,16,12,-1,26,8,26,10,19,20,30,14,50,43,31,31,25,14,18,0,3,9,9,-34,-35,-41,-37,-27,-21,-31,-56,-64,-64,-104,-58,-74,-78,-42,-66,-86,-47,-57,0,0,0,0,0,1,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 O-O 7. Qc2 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} Re8 8. Bd2 Bf8 $1 {The main line 8...Bf8 scores better than 8...a6.} 9. a3 a6 10. Rd1 b6 11. Bd3 Bb7 12. O-O {[#]} h6 $146 ({Predecessor:} 12... Rc8 13. Rfe1 h6 14. Bc1 Na5 15. Ne5 Bd6 {0-1 (15) Tomic,A (2327)-Roiz,M (2580) Chess.com INT 2021}) 13. Bc1 Na5 14. cxd5 exd5 15. b4 Nc6 16. Bb2 Nb8 17. Ne5 c5 18. bxc5 bxc5 19. Ne2 (19. Bf5 $11) 19... c4 $15 20. Bf5 Bc8 21. Nc3 Ra7 22. Bxc8 Qxc8 23. e4 dxe4 24. Rfe1 {[#]} Nbd7 (24... Rc7 $1 $17 25. h3 (25. Nxe4 Nxe4 26. Rxe4 c3 $17) 25... Nbd7) 25. Nxe4 Nxe4 26. Rxe4 Nf6 27. Ree1 Rc7 28. Bc3 $1 Bxa3 (28... Qa8 $15) 29. Ba5 $11 {The position is equal.} Rce7 30. Nxc4 Rxe1+ 31. Bxe1 Bf8 {Weighted Error Value: White=0.07 (flawless) /Black=0.10 (very precise)} 1/2-1/2

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.07"]
[Round "6.3"]
[White "Vitiugov, Nikita"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D33"]
[WhiteElo "2726"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,61,33,28,7,22,16,17,18,19,12,26,0,12,23,22,16,17,28,15,14,21,20,21,26,20,28,20,12,14,12,8,2,3,2,2,0,3,0,0,0,0,0,0,0,0,3,10,0,0,0,2,0]} 1. c4 Nf6 2. Nc3 c5 3. g3 e6 4. Nf3 d5 5. cxd5 exd5 6. d4 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4][%mdl 32]} 7. a3 {D33: Tarrasch Defence: 6 g3 sidelines.} cxd4 8. Nxd4 Bc5 9. Be3 {[#] Strongly threatening Nxc6.} Bb6 (9... Qb6 $2 {[#]} 10. Na4 $1 Qa5+ 11. Bd2 $18) 10. Bg2 O-O {[#]} 11. Qd2 $146 ({Predecessor:} 11. O-O Re8 12. h3 Be6 13. Na4 Bxd4 14. Bxd4 Ne4 15. Nc3 Qd7 16. Kh2 Bf5 17. e3 {½-½ (43) Malakhov,V (2702)-Alekseev,E (2653) St Petersburg 2015}) 11... Na5 12. Rd1 {[%cal Ba1d1,Bd1d4,Bd4f4][%mdl 32]} Nc4 13. Qc1 Nxe3 14. Qxe3 Re8 15. Qf4 Bg4 16. O-O {[%cal Oc3d5]} Bxd4 17. Rxd4 {[%cal Rc3d5]} Bxe2 18. Rb1 {[%cal Rc3d5]} Rc8 19. Nxd5 {The position is equal.} Nxd5 20. Bxd5 Qc7 21. Re1 {Black must now prevent Qxc7.} Qxf4 22. Rxf4 Rc7 23. Rc4 Rce7 24. Rc2 {[%cal Od5f3]} b6 25. Bc6 Bg4 26. Rxe7 Rxe7 27. f3 Be6 28. Kf2 g5 29. Bb5 Kg7 30. Rc3 Kf6 31. Bd3 {An even fight not without its subleties.  Weighted Error Value: White=0.04 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-II Pool-B 2022"]
[Site "Belgrade"]
[Date "2022.03.07"]
[Round "6.4"]
[White "Harikrishna, Pentala"]
[Black "Tabatabaei, M. Amin"]
[Result "0-1"]
[ECO "C83"]
[WhiteElo "2719"]
[BlackElo "2623"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2022.03.01"]
[EventType "tourn"]
[EventCountry "SRB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,123,8,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-14,0,0,0,0,-3,-23,-15,-72,-10,-69,-69,-122,-132,-137,-122,-132,-147,-156,-146,-160,-165,-156,-156,-166,-164,-160,-174,-159,-159,-166,-155,-177,-176,-177,-121,-120,-89,-109,-83,-83,-83,-87,-83,-261,-300,-309,-305,-268,-277,-314,-383,-332,-336,-275,-259,-388,-379,-355,-390,-358,-341,-394,-387,-337,-306,-316,-287,-426,-414,-796,-646,-866,-860,-2460,-1937,-1884]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Be3 Be7 10. c3 O-O 11. Nbd2 Bg4 $1 {[%mdl 4] outshines the older 11...Qd7.} 12. h3 {C83: Open Ruy Lopez: 9 c3 Be7.} Nxd2 13. hxg4 Nxf1 14. Kxf1 {The position is equal.} Na5 15. Bxd5 c6 16. Be4 {A strong pair of Bishops.} Qxd1+ 17. Rxd1 Nc4 18. Bc1 Rad8 19. Re1 c5 20. g3 {[#]} Nb6 $146 ({Predecessor:} 20... h6 21. Kg2 g5 22. b3 Nb6 23. Bb7 a5 24. Bc6 b4 25. cxb4 axb4 26. e6 Rd6 27. exf7+ Rxf7 {1-0 (59) Shevchenko,K (2633)-Vidit,S (2727) Chess.com INT 2021}) 21. Kg2 Rd7 22. Bf5 Rdd8 23. Be4 Rd7 24. Bc2 Re8 25. Bf5 Rdd8 26. Be4 Nd5 27. Bd2 c4 28. b3 (28. Ra1 $11) 28... b4 (28... g6 $17) 29. Bxd5 ({White should try} 29. bxc4 $11 Nxc3 30. Bxc3 bxc3 31. Rc1) 29... Rxd5 $15 30. cxb4 ({Better is} 30. bxc4 $15 Rc5 31. cxb4 Rxc4 32. e6) 30... Red8 {...cxb3 is the strong threat.} 31. Re2 Rc8 32. bxc4 Rxc4 33. Bf4 Rxb4 34. Rc2 Kf8 35. Rc8+ Rd8 36. Rc7 Ra4 37. Rc2 Ke8 38. g5 Rd5 39. Be3 Kd7 40. Bb6 Bd8 41. Be3 Rda5 (41... Bc7 $19 42. Bf4 Bb6) 42. Rc1 $17 Rxa2 43. Rh1 Be7 44. Rxh7 {[#]} Bf8 45. Bd4 Rd5 46. e6+ $2 {This costs White the game.} (46. Rh8 $17 Bc5 47. Bxc5 Rxc5 48. g6 fxg6 49. Rg8) 46... Kxe6 $19 47. Bxg7 Bxg7 48. Rxg7 {[%mdl 4096] Endgame KRR-KRN} a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 49. g6 fxg6 50. Rxg6+ Kd7 51. g4 a4 52. Ra6 {To avoid Ra5} (52. Rg7+ {is a better defense.} Kc6 53. g5) 52... Kc7 {And now ...Kb7 would win.} 53. g5 Kb7 54. Re6 Rc2 {Hoping for ...a3.} 55. Re3 Ra5 {aiming for ...a3.} 56. Ra3 Kc7 57. g6 Kd6 58. Nd4 (58. g7 {might work better.} Rc8 59. Nd2) 58... Rg5+ ({Stronger than} 58... Rc4 59. g7 Rg5+ 60. Kh3 $17) 59. Kh3 (59. Kf1 $142 Rc4 60. Ne2) 59... Rc1 {[%cal Rc1h1] [#] Black is clearly winning.} ({Weaker is} 59... Rc4 60. g7 $17) 60. Kh2 {To avoid Rh1+} Rc4 61. f4 Rxg6 62. Rd3 {Weighted Error Value: White=0.36/Black=0.06 (flawless)} 0-1

