[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.1"]
[White "Manigandan, S S"]
[Black "Erigaisi Arjun"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2127"]
[BlackElo "2633"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,78,56,36,38,22,35,23,45,25,28,6,18,0,12,22,34,-3,0,0,22,0,0,0,0,0,0,0,0,0,0,0,0,-32,0,-59,-49,-58,-35,-94,-80,-90,-78,-72,-85,-85,-89,-79,-71,-164,-141,-141,-151,-677,-654,-691,-627,-6495,-6020,-6118,-989,-5828,-1833,-5618,-5327,-29982,-29983]} 1. d4 e6 2. c4 c5 3. d5 exd5 4. cxd5 d6 5. Nc3 a6 6. a4 g6 7. e4 Bg7 8. Nf3 Bg4 {A43: Schmid Benoni.} 9. Bf4 {[#]} Qb6 $146 ({Predecessor:} 9... Ne7 10. Be2 Bxf3 11. Bxf3 O-O 12. O-O Nc8 13. Qd2 Nd7 14. Rfe1 Ne5 15. Be2 Ne7 16. Bg3 {1-0 (41) Ionov,S (2480)-Dobos,J (2360) Budapest 1990}) 10. Qc2 {[#] Hoping for Nd2.} Bxf3 {White has an edge.} 11. gxf3 Nf6 12. Bh3 O-O 13. O-O Nbd7 {[%cal Of6h5]} 14. Ra3 Nh5 15. Bg3 Qc7 16. a5 Rae8 {[%cal Ba8e8,Be8e5,Be5h5,Bh5h4][%mdl 32]} 17. Na4 Be5 18. Nc3 Nf4 19. Bxf4 Bxf4 20. Ne2 Bh6 21. b4 Re5 22. f4 Rh5 23. Rg3 Re8 (23... Rh4 $5 {[%cal Rd7f6]}) 24. f3 ({White should play} 24. Rc1 $11) 24... Rh4 25. Bg4 Qd8 (25... Nf6 $5 {[%cal Rc5c4]}) 26. Bxd7 (26. Rb1 $15) 26... Qxd7 $17 27. bxc5 {[#]} Rc8 {Prevents c6.} 28. c6 bxc6 29. dxc6 Rxc6 30. Qd2 Qc7 {Threatens to win with ...Rh5.} 31. Rg4 (31. Rg2 $17) 31... Rh5 {...Rc2 is the strong threat.} 32. Nd4 {To avoid Rc2} Rc4 33. Nb3 {Inhibits Qc5+. This move loses the game for White.} (33. Nf5 $17) 33... Rc2 $19 {[%cal Bc4c2,Bc2h2,Bh2h1][%mdl 32]} 34. Qd3 Rcxh2 {[%cal Od6d5] White must now prevent ...d5!} 35. Rf2 Rh1+ 36. Kg2 R5h2+ 37. Kg3 Rh3+ 38. Kg2 Bg7 {( -> ...h5)} 39. Rg5 h5 {Weighted Error Value: White=0.66/Black=0.06 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.2"]
[White "Ponkratov, Pavel"]
[Black "Bala Kannamma P"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2641"]
[BlackElo "2120"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,93,-20,-2,-41,0,0,5,8,0,0,4,0,8,0,0,0,0,0,15,11,20,14,41,26,43,32,23,27,51,39,60,56,65,43,47,55,55,55,120,125,123,127,132,89,147,148,148,149,150,143,150,163,152,142,376,358,427,433,420,309,309,294,253,273,310,309,289,243,224,216,201,174,463,447,417,311,306,306,304,304,29977,29978,5385,1225,5322,5322]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qa4 c5 5. Nf3 {[#]} O-O $146 ({Predecessor:} 5... Nc6 6. e3 O-O 7. Bd2 b6 8. Bd3 Bb7 9. O-O d5 10. cxd5 exd5 11. Bb5 Qc7 12. Bxc6 Bxc6 {0-1 (33) Sull,G (2120)-Hajnal,Z (2300) Hungary 1999}) 6. dxc5 {E20: Nimzo-Indian: 4 g3 and 4 f3.} Bxc5 (6... Bxc3+ $15 {should be considered.} 7. bxc3 Na6) 7. e3 $11 Nc6 8. Be2 {The position is equal.} b6 9. O-O Bb7 10. a3 a6 11. Qc2 Be7 12. b4 Rc8 13. Bb2 Qc7 14. Rfd1 d6 15. Rac1 {[%cal Oc3d5]} Nb8 {[%cal Bc6b8,Bb8d7,Bd7e5][%mdl 32]} 16. Qd3 Nbd7 17. Qd4 Qb8 18. Nd2 {[%cal Bf3d2,Bd2f1,Bf1g3][%mdl 32]} Qa8 19. e4 Ne8 20. Qe3 h6 21. Nf1 Ne5 22. Na4 ({Much weaker is} 22. Qxb6 Nxc4 23. Bxc4 Rxc4 $11) 22... Nd7 23. Ng3 $36 {[%mdl 2048] White is more active.} Bc6 (23... Bd8 $14) 24. Nxb6 $16 {White is much more active. Black has bad knights.} Nxb6 25. Qxb6 Bg5 {[#]} 26. Rb1 (26. Ra1 $142 $1) 26... Bxe4 ({Black should try} 26... Ba4) 27. Nxe4 Qxe4 28. Bd3 {A strong pair of Bishops.} (28. Qxa6 Nc7 29. Qxd6 Qxe2 $11) 28... Qa8 29. b5 axb5 30. cxb5 d5 31. Qd4 Bf6 $2 {Black cannot hold the game after this.} (31... Be7 $16 {keeps fighting.} 32. a4 Nf6) 32. Qb4 $18 Bxb2 33. Rxb2 (33. Qxb2 Qa5 $14) 33... Qb8 34. Bh7+ Kxh7 35. Qxf8 Nd6 36. Qe7 Qb6 37. h3 Rc4 38. Rf1 Kg6 39. Rb4 Rxb4 40. axb4 {[%mdl 4096] [#] Endgame Hoping for h4. KQR-KQN} d4 $2 (40... Nxb5 41. Qc5 Qb8) 41. Rc1 Nxb5 42. Qc5 Qb8 43. Re1 Kf6 44. Ra1 {Strongly threatening Ra5.} (44. Qh5 Qb6 $16) 44... e5 $2 (44... Qb7 $18 45. Kf1 (45. Ra5 d3 $18) 45... d3) 45. Ra6+ Kf5 46. Rb6 (46. Qc2+ $142 e4 47. Qc5+ Qe5 48. Qc8+ Qe6 49. Rxe6 fxe6 50. Qc5+ e5 51. Qxb5) 46... Qc7 47. Rxb5 {Weighted Error Value: White=0.12 (very precise) /Black=0.40} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.3"]
[White "Franco Valencia, Angela"]
[Black "Gupta, Abhijeet"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2116"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,114,41,37,10,20,8,23,2,29,-13,-12,-18,-11,-12,0,-30,-25,-67,-18,-32,-25,-27,-18,-77,-29,-31,5,-72,-86,-77,-35,-56,-44,-82,-69,-67,-62,-70,-73,-68,-45,-96,0,0,0,-129,-136,-146,-138,-136,-136,-143,-137,-137,-139,-137,-137,-194,-179,-194,-199,-186,-171,-171,-164,-164,-154,-162,-154,-242,-241,-220,-86,-289,-285,-313,-314,-314,-314,-425,-421,-457,-457,-957,-946,-12814,-12794,-12825,-12814,-12813,-2397,-12819,-2956,-12805,-6536,-12820,-3985,-12801,-11143,-2532,-2233,-12841,-12841]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 Nc6 7. Bg2 Bd7 8. Nb3 {B91: Sicilian Najdorf: 6 g3.} g6 9. O-O Bg7 10. h3 {White has an edge.} O-O 11. Re1 (11. f4 $142) 11... b5 $11 {[#]} 12. Bg5 $146 ({Predecessor:} 12. a4 Rb8 13. axb5 axb5 14. Nd5 Ne8 15. c3 Ne5 16. Bg5 f6 17. Bc1 e6 18. Nb4 {1-0 (30) Onischuk,V (2622)-Baches Garcia,G (2329) Chess.com INT 2020}) 12... h6 13. Be3 Ne5 14. Qc1 Kh7 15. Nd5 (15. Nd2 $11) 15... Nc4 (15... Nxd5 $15 16. exd5 Rc8) 16. Bd4 e5 17. Nxf6+ Bxf6 18. Be3 (18. Bc3 $11 {keeps the balance.}) 18... Bg7 (18... Nxe3 $17 19. Qxe3 Be6) 19. Nd2 Rc8 20. b3 (20. Nxc4 $11 Rxc4 21. Qd2) 20... Nxe3 $17 21. Rxe3 Be6 ({Black should play} 21... f5 $17 22. Rd3 Qb6) 22. c4 $15 f5 {[%cal Bf7f5,Bf5f4][%mdl 32]} 23. Qa3 Qb6 24. Rd3 $1 b4 25. Qb2 f4 26. g4 a5 {[%cal Ba6a5,Ba5b4][%mdl 32] Black is more active.} 27. a4 ({White should try} 27. Nf3 $15) 27... bxa3 (27... Rfd8 $17) 28. Qxa3 $11 Rc5 29. b4 (29. Bf1 $11) 29... axb4 $17 ({Worse is} 29... Qxb4 30. Rxd6 Qxa3 31. Rxa3 Bxc4 32. Nxc4 Rxc4 33. Rxa5 $11) 30. Qa6 Rc6 31. Qxb6 Rxb6 32. Rb3 Rfb8 33. Bf1 Bf6 34. Nf3 Bd8 35. Ne1 (35. Ra4 $17 {might work better.}) 35... h5 $19 36. gxh5 gxh5 37. Ra4 Bh4 38. Nf3 Rg8+ 39. Bg2 Bd8 {And now ...Bxh3 would win. This bishop pair is nice.} ({Much less strong is} 39... Bxc4 40. Rbxb4 Rxb4 41. Rxb4 $16) 40. Kh2 Bxc4 41. Rbxb4 {[#]} (41. Rb2 $17) 41... Bb5 $1 42. Ra7+ Kh8 (42... Rg7 $19 {has better winning chances.} 43. Rxg7+ Kxg7) 43. Ra8 {Now White is beyond hope.} (43. h4 $17 {was called for.}) 43... Bd3 44. Rxb6 Bxb6 45. Rxg8+ Kxg8 {[%mdl 4096] Endgame KBB-KBN} 46. Ne1 Bb1 {Black is clearly winning.} 47. Kg1 Ba5 48. Kf1 (48. Nf3 $142 Bxe4 49. Nxe5 Bxg2 50. Nc4 Bxh3 51. Nxa5) 48... Bxe1 49. Kxe1 {[#] KB-KB} h4 $1 50. Ke2 Ba2 51. Kd3 Kf7 52. Ke2 Be6 (52... Bc4+ $142 53. Kd2 Ke7) 53. Kd3 Ke7 54. Kc3 Kd7 55. Bf1 Kc6 {...Kb6 is the strong threat.} 56. Bg2 Kc5 57. Bf1 f3 {Weighted Error Value: White=1.07/Black=0.23 (precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.4"]
[White "Delgado Ramirez, Neuris"]
[Black "Soham Datar"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2615"]
[BlackElo "2115"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,97,0,9,5,6,-17,0,-4,37,39,75,75,94,95,84,71,75,77,73,78,75,75,83,69,89,104,110,104,94,99,120,98,95,92,95,104,151,125,138,103,158,130,206,189,186,170,271,268,258,275,270,270,296,289,301,271,345,342,379,375,406,424,542,491,537,524,597,597,2082,1869,1907,1896,29984,29985,29984,29985,29985,29986,29986,29982,29982,29983,29981,29982]} 1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d3 Nc6 5. c3 Nf6 6. Bb3 Be7 7. O-O O-O 8. Re1 b5 9. d4 {B50: Sicilian: 2...d6, Miscellaneous.} Bb7 10. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1e3,Be3c4][%mdl 32]} cxd4 11. cxd4 {The position is equal.} e5 (11... a5 $11) 12. d5 $14 Na5 {[#]} 13. Bc2 $1 {[#]} Qc7 $146 ({Predecessor:} 13... Rc8 14. Bd3 Qd7 15. b3 Ba6 16. Nf1 Nb7 17. b4 Nd8 18. a4 Qb7 19. axb5 Bxb5 20. Bxb5 Qxb5 21. Rxa7 {1-0 (28) Bauer,C (2639)-Ioannidis,E (2411) Europe Echecs INT 2021}) 14. Bd3 a6 15. Nf1 Bc8 16. Bd2 Nc4 17. Qc2 Qb7 18. Bxc4 bxc4 19. Ne3 Bd7 20. Nxc4 Rfc8 21. b3 Bb5 22. h3 Nd7 23. Be3 {Prevents Nb6.} f5 24. exf5 {White is much more active.} Qxd5 {[%cal Rb5c4]} 25. Rac1 h6 (25... Qf7 $142) 26. a4 $16 Bxc4 27. bxc4 Qc6 (27... Qf7 $142) 28. Red1 Rab8 (28... Kh8 $16 {keeps fighting.}) 29. c5 $1 $18 dxc5 30. Qc4+ Kh8 (30... Kf8 $142 31. Bd2 Bf6) 31. Qf7 Qf6 32. Qxf6 Nxf6 33. Nxe5 {Black must now prevent Ng6+.} Kg8 34. Ng6 Rb7 35. Rc4 Bf8 36. Nxf8 Rxf8 37. Rxc5 Ne4 38. Ra5 Rf6 39. Rd8+ Kh7 40. g4 Rc6 41. Kg2 Rc2 42. Rxa6 {Threatening mate with Raa8.} Nxf2 43. Bxf2 {[%cal Og4g5] Intending g5! and mate.} Rbb2 {[#]} 44. Raa8 $1 {[%csl Ga8][%cal Rd8h8] White mates.} Rxf2+ 45. Kg3 {[%csl Ga8][%cal Rd8h8]} Rg2+ 46. Kh4 {[%csl Ga8][%cal Rd8h8]} g5+ 47. fxg6+ Kxg6 48. Rd6+ Kf7 49. Ra7+ {Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.03 (flawless) /Black=0.40} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.5"]
[White "Dutta, Joydeep"]
[Black "Sethuraman, S.P."]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2101"]
[BlackElo "2619"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,51,15,17,8,23,25,33,36,20,88,91,81,80,89,87,180,121,122,118,118,113,147,159,150,150,133,118,122,103,145,147,150,110,120,106,119,103,118,108,120,-230,-231,-1235]} 1. d4 d6 2. Nf3 g6 3. e4 Bg7 4. h3 Nf6 5. Nc3 O-O 6. Bg5 a6 {B08: Pirc Defence: Classical System.} 7. a4 Nc6 8. d5 Na7 {White is slightly better.} 9. Bd3 c5 (9... c6 $11) 10. O-O $16 {[#]} h6 $146 ({Predecessor:} 10... Bd7 11. Qe2 h6 12. Bh4 Nh5 13. e5 dxe5 14. d6 Nf4 15. Qe4 Bf6 16. Nxe5 Bxh4 17. Qxf4 {1-0 (72) Hodina,J-McEntee,T USA 2004}) 11. Be3 Qc7 12. Re1 Rb8 (12... Re8 $16 {was worth a try.}) 13. Bf4 (13. Qd2 $18) 13... Nd7 {Inhibits e5.} 14. a5 c4 15. Bf1 b5 {To avoid Na4} 16. axb6 $1 Nxb6 17. Qd2 Kh7 18. Nd4 {To avoid Nb5} Nd7 19. Ra2 Bb7 (19... Re8 $142) 20. Be3 Nc8 21. Rea1 Ncb6 22. b4 cxb3 23. cxb3 Rfc8 24. Rc1 Nc5 {[%cal Oc5e4] [#] And now ...Nxe4! would win.} 25. Ra3 $2 {[%mdl 8192]} (25. Rcc2 $16 {and life is bright.}) 25... Nxe4 $1 $19 26. Ra2 $2 {Weighted Error Value: White=0.43/Black=0.17 (very precise)} (26. Nxe4 Qxc1 27. Qxc1 Rxc1 28. Bxc1 Bxd4 29. Bxa6) 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.6"]
[White "Gukesh D"]
[Black "Sudarshan Bhat"]
[Result "1-0"]
[ECO "E26"]
[WhiteElo "2614"]
[BlackElo "2100"]
[Annotator "ChessBase"]
[PlyCount "53"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 2. c4 {[%emt 0:00:27]} e6 {[%emt 0:00:23]} 3. Nc3 {[%emt 0:00:42]} Bb4 {[%emt 0:00:29]} 4. a3 {[%emt 0:01:27]} Bxc3+ {[%emt 0:00:34]} 5. bxc3 {[%emt 0:00:07]} c5 {[%emt 0:00:35]} 6. e3 {[%emt 0:00:22]} Nc6 {[%emt 0:00:34]} 7. Bd3 {[%emt 0:00:10]} b6 {[%emt 0:00:48]} 8. Ne2 {[%emt 0:01:19]} Ba6 {[%emt 0:00:32]} 9. e4 {[%emt 0:06:35]} e5 {[%emt 0:17:09]} 10. f4 {[%emt 0:03:52]} O-O {[%emt 0:13:45]} 11. fxe5 {[%emt 0:02:37]} Ne8 {[%emt 0:00:41]} 12. O-O {[%emt 0:00:51]} d6 {[%emt 0:01:20]} 13. exd6 {[%emt 0:32:38]} Nxd6 {[%emt 0:00:54]} 14. e5 {[%emt 0:01:09]} Nxc4 {[%emt 0:03:22]} 15. Ng3 {[%emt 0:00:56]} Nxd4 {[%emt 0:17:56]} 16. Qh5 {[%emt 0:02:45]} g6 {[%emt 0:04:20]} 17. Qh3 {[%emt 0:01:55]} Nb3 {[%emt 0:19:02]} 18. Ne4 {[%emt 0:01:47]} f5 {[%emt 0:03:42]} 19. exf6 {[%emt 0:01:36]} Nxa1 {[%emt 0:06:47]} 20. Ng5 {[%emt 0:02:51]} h5 {[%emt 0:03:54]} 21. f7+ {[%emt 0:01:32]} Rxf7 {[%emt 0:02:05]} 22. Nxf7 {[%emt 0:01:04]} Qd5 {[%emt 0:01:08]} 23. Qg3 {[%emt 0:00:25]} Ne5 {[%emt 0:00:47]} 24. Nxe5 {[%emt 0:01:52]} Bxd3 {[%emt 0:00:18]} 25. Nxd3 {[%emt 0:00:07]} Kh7 {[%emt 0:00:50]} 26. Qc7+ {[%emt 0:00:20]} Kh8 {[%emt 0:00:32]} 27. Rf7 {[%emt 0:00:24]} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.7"]
[White "Dhruv Khosla"]
[Black "Lalith Babu M R"]
[Result "0-1"]
[ECO "C81"]
[WhiteElo "2072"]
[BlackElo "2563"]
[Annotator "ChessBase"]
[PlyCount "76"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:04]} e5 {[%emt 0:00:10]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:06]} a6 {[%emt 0:00:05]} 4. Ba4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:29]} 5. O-O {[%emt 0:00:07]} Nxe4 {[%emt 0:00:36]} 6. d4 {[%emt 0:00:28]} b5 {[%emt 0:00:04]} 7. Bb3 {[%emt 0:00:18]} d5 {[%emt 0:00:04]} 8. dxe5 {[%emt 0:00:13]} Be6 {[%emt 0:00:04]} 9. Qe2 {[%emt 0:00:12]} Be7 {[%emt 0:03:57]} 10. Rd1 {[%emt 0:00:57]} Na5 {[%emt 0:00:23]} 11. Nbd2 {[%emt 0:09:06]} Nc5 {[%emt 0:05:20]} 12. Nd4 {[%emt 0:08:53]} O-O {[%emt 0:02:30]} 13. c4 {[%emt 0:06:04]} bxc4 {[%emt 0:04:06]} 14. Nxc4 {[%emt 0:03:40]} Nxc4 {[%emt 0:12:01]} 15. Bxc4 {[%emt 0:01:06]} Qe8 {[%emt 0:00:03]} 16. Bb3 {[%emt 0:02:16]} Nxb3 {[%emt 0:01:00]} 17. axb3 {[%emt 0:01:04]} Bc8 {[%emt 0:02:04]} 18. Bf4 {[%emt 0:04:20]} c5 {[%emt 0:01:22]} 19. Nb5 {[%emt 0:01:12]} Qc6 {[%emt 0:00:10]} 20. Nd6 {[%emt 0:00:33]} Be6 {[%emt 0:00:04]} 21. Qf3 {[%emt 0:01:38]} f6 {[%emt 0:02:45]} 22. Nc4 {[%emt 0:03:15]} Rac8 {[%emt 0:04:09]} 23. Na5 {[%emt 0:04:07]} Qb5 {[%emt 0:02:23]} 24. Qg3 {[%emt 0:01:22]} Bd8 {[%emt 0:00:43]} 25. Qc3 {[%emt 0:13:06]} Bc7 {[%emt 0:10:41]} 26. h3 {[%emt 0:01:36]} d4 {[%emt 0:01:38]} 27. Qe1 {[%emt 0:01:47]} Rce8 {[%emt 0:00:10]} 28. Rdc1 {[%emt 0:14:08]} fxe5 {[%emt 0:04:04]} 29. Bd2 {[%emt 0:02:30]} Rf6 {[%emt 0:02:32]} 30. b4 {[%emt 0:02:01]} Rg6 {[%emt 0:00:35]} 31. Rxc5 {[%emt 0:00:57]} Qd7 {[%emt 0:00:02]} 32. Qc1 {[%emt 0:12:05]} Bd6 {[%emt 0:00:07]} 33. Ra3 {[%emt 0:02:42]} Bxc5 {[%emt 0:01:05]} 34. bxc5 {[%emt 0:00:12]} Bd5 {[%emt 0:00:54]} 35. Rg3 {[%emt 0:04:03]} Rxg3 {[%emt 0:00:05]} 36. fxg3 {[%emt 0:00:01]} Qb5 {[%emt 0:00:06]} 37. Be1 {[%emt 0:01:55]} e4 {[%emt 0:00:22]} 38. c6 {[%emt 0:00:44]} e3 {[%emt 0:00:05]} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.8"]
[White "Visakh N R"]
[Black "Kavinda, Akila"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2522"]
[BlackElo "2068"]
[Annotator "ChessBase"]
[PlyCount "63"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:13]} Nf6 {[%emt 0:00:18]} 2. c4 {[%emt 0:00:07]} e6 {[%emt 0:00:21]} 3. g3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:09]} 4. Bg2 {[%emt 0:00:34]} Bb4+ {[%emt 0:00:28]} 5. Bd2 {[%emt 0:00:12]} Qe7 {[%emt 0:02:00]} 6. e3 {[%emt 0:03:24]} O-O {[%emt 0:02:14]} 7. Ne2 {[%emt 0:00:03]} a5 {[%emt 0:01:56]} 8. Nbc3 {[%emt 0:00:19]} d6 {[%emt 0:03:25]} 9. O-O {[%emt 0:01:36]} Nb8 {[%emt 0:21:06]} 10. Nf4 {[%emt 0:03:28]} Bxc3 {[%emt 0:15:35]} 11. Bxc3 {[%emt 0:00:02]} c6 {[%emt 0:00:34]} 12. Nd3 {[%emt 0:00:50]} Nbd7 {[%emt 0:10:49]} 13. Qd2 {[%emt 0:08:19]} a4 {[%emt 0:02:43]} 14. Rfe1 {[%emt 0:00:24]} e5 {[%emt 0:05:50]} 15. f4 {[%emt 0:10:46]} e4 {[%emt 0:05:30]} 16. Nf2 {[%emt 0:02:45]} h5 {[%emt 0:09:37]} 17. b3 {[%emt 0:06:07]} Re8 {[%emt 0:02:44]} 18. Rac1 {[%emt 0:06:04]} axb3 {[%emt 0:09:58]} 19. axb3 {[%emt 0:00:22]} b6 {[%emt 0:01:12]} 20. h3 {[%emt 0:06:59]} Bb7 {[%emt 0:03:16]} 21. g4 {[%emt 0:00:27]} hxg4 {[%emt 0:00:21]} 22. hxg4 {[%emt 0:00:02]} Ra3 {[%emt 0:00:40]} 23. g5 {[%emt 0:01:21]} Nh5 {[%emt 0:00:18]} 24. Nxe4 {[%emt 0:00:38]} Rea8 {[%emt 0:00:39]} 25. Qd1 {[%emt 0:09:56]} d5 {[%emt 0:00:42]} 26. Qxh5 {[%emt 0:03:48]} dxe4 {[%emt 0:00:04]} 27. Re2 {[%emt 0:00:08]} Rxb3 {[%emt 0:00:37]} 28. Bf1 {[%emt 0:00:47]} f5 {[%emt 0:00:49]} 29. Rh2 {[%emt 0:00:02]} Nf8 {[%emt 0:00:31]} 30. g6 {[%emt 0:00:08]} Nxg6 {[%emt 0:00:23]} 31. Qxg6 {[%emt 0:00:03]} Raa3 {[%emt 0:00:13]} 32. Qh7+ {[%emt 0:00:23]} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.9"]
[White "Santu, Mondal"]
[Black "Deepan Chakkravarthy J."]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2063"]
[BlackElo "2520"]
[Annotator "ChessBase"]
[PlyCount "84"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:38]} Nf6 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:37]} g6 {[%emt 0:00:09]} 3. g3 {[%emt 0:01:01]} Bg7 {[%emt 0:00:05]} 4. Bg2 {[%emt 0:00:04]} O-O {[%emt 0:00:03]} 5. O-O {[%emt 0:00:37]} b6 {[%emt 0:02:26]} 6. Ne5 {[%emt 0:02:59]} c6 {[%emt 0:01:00]} 7. c4 {[%emt 0:01:13]} Bb7 {[%emt 0:00:22]} 8. Nc3 {[%emt 0:04:40]} d6 {[%emt 0:00:15]} 9. Nd3 {[%emt 0:02:16]} Qc7 {[%emt 0:03:12]} 10. e4 {[%emt 0:03:27]} Nbd7 {[%emt 0:00:58]} 11. Be3 {[%emt 0:00:34]} e5 {[%emt 0:00:56]} 12. dxe5 {[%emt 0:16:38]} dxe5 {[%emt 0:00:36]} 13. h3 {[%emt 0:03:55]} Rfd8 {[%emt 0:04:37]} 14. Qc2 {[%emt 0:08:29]} Nf8 {[%emt 0:00:28]} 15. c5 {[%emt 0:00:07]} Ne6 {[%emt 0:01:09]} 16. Ne2 {[%emt 0:03:33]} Ba6 {[%emt 0:02:02]} 17. Rfd1 {[%emt 0:13:30]} Bxd3 {[%emt 0:01:06]} 18. Rxd3 {[%emt 0:00:51]} Rxd3 {[%emt 0:00:05]} 19. Qxd3 {[%emt 0:00:05]} bxc5 {[%emt 0:00:07]} 20. Rc1 {[%emt 0:00:24]} Nd7 {[%emt 0:00:09]} 21. h4 {[%emt 0:06:10]} Bf8 {[%emt 0:00:55]} 22. Bh3 {[%emt 0:01:22]} Nd4 {[%emt 0:00:18]} 23. Nc3 {[%emt 0:03:30]} Nb6 {[%emt 0:01:30]} 24. Qa6 {[%emt 0:02:35]} Rb8 {[%emt 0:05:10]} 25. b3 {[%emt 0:06:30]} h5 {[%emt 0:06:43]} 26. Kh2 {[%emt 0:07:48]} Kg7 {[%emt 0:01:14]} 27. Nd1 {[%emt 0:00:46]} c4 {[%emt 0:03:42]} 28. bxc4 {[%emt 0:01:19]} Nd7 {[%emt 0:00:01]} 29. Bxd7 {[%emt 0:02:00]} Qxd7 {[%emt 0:00:02]} 30. c5 {[%emt 0:04:48]} Rb5 {[%emt 0:01:19]} 31. Qa3 {[%emt 0:01:41]} Nf3+ {[%emt 0:09:25]} 32. Kg2 {[%emt 0:00:10]} Ne1+ {[%emt 0:00:04]} 33. Kh2 {[%emt 0:00:42]} Qg4 {[%emt 0:12:12]} 34. Nc3 {[%emt 0:01:54]} Nf3+ {[%emt 0:00:05]} 35. Kg2 {[%emt 0:00:08]} Rb7 {[%emt 0:00:03]} 36. Qa6 {[%emt 0:00:55]} Nxh4+ {[%emt 0:02:59]} 37. Kh2 {[%emt 0:00:23]} Nf3+ {[%emt 0:01:10]} 38. Kg2 {[%emt 0:00:04]} Rb4 {[%emt 0:10:09]} 39. Qxc6 {[%emt 0:00:34]} h4 {[%emt 0:01:41]} 40. Nd5 {[%emt 0:01:01]} Rb2 {[%emt 0:00:08]} 41. Qf6+ {[%emt 0:00:27]} Kg8 {[%emt 0:00:02]} 42. Kf1 {[%emt 0:00:34]} Qh3# 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.10"]
[White "Iniyan, P."]
[Black "Mahindrakar Indrajeet"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2516"]
[BlackElo "2059"]
[Annotator "ChessBase"]
[PlyCount "73"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:21]} e6 {[%emt 0:03:02]} 2. d4 {[%emt 0:00:24]} d5 {[%emt 0:00:15]} 3. Nc3 {[%emt 0:00:06]} Bb4 {[%emt 0:06:22]} 4. e5 {[%emt 0:01:09]} c5 {[%emt 0:00:20]} 5. a3 {[%emt 0:00:06]} Bxc3+ {[%emt 0:01:23]} 6. bxc3 {[%emt 0:05:36]} Qc7 {[%emt 0:00:17]} 7. h4 {[%emt 0:00:30]} Ne7 {[%emt 0:10:45]} 8. h5 {[%emt 0:01:00]} h6 {[%emt 0:02:39]} 9. Nf3 {[%emt 0:00:27]} b6 {[%emt 0:08:21]} 10. Bb5+ {[%emt 0:02:22]} Nd7 {[%emt 0:07:54]} 11. a4 {[%emt 0:00:32]} Nc6 {[%emt 0:04:35]} 12. Rh4 {[%emt 0:01:26]} cxd4 {[%emt 0:21:43]} 13. cxd4 {[%emt 0:04:00]} Nb4 {[%emt 0:03:05]} 14. Rb1 {[%emt 0:00:29]} Na2 {[%emt 0:01:49]} 15. Bd2 {[%emt 0:00:53]} Nc3 {[%emt 0:00:51]} 16. Bxc3 {[%emt 0:00:08]} Qxc3+ {[%emt 0:00:04]} 17. Kf1 {[%emt 0:01:01]} Bb7 {[%emt 0:04:51]} 18. Rb3 {[%emt 0:03:07]} Qc7 {[%emt 0:03:05]} 19. Rg4 {[%emt 0:00:04]} Rg8 {[%emt 0:12:18]} 20. Kg1 {[%emt 0:00:49]} Rc8 {[%emt 0:01:48]} 21. Ne1 {[%emt 0:02:18]} Bc6 {[%emt 0:02:20]} 22. Rc3 {[%emt 0:00:44]} Nb8 {[%emt 0:01:25]} 23. Rcg3 {[%emt 0:00:53]} Bxb5 {[%emt 0:00:54]} 24. axb5 {[%emt 0:00:08]} Qc4 {[%emt 0:00:42]} 25. Rxg7 {[%emt 0:00:31]} Rxg7 {[%emt 0:00:35]} 26. Rxg7 {[%emt 0:00:08]} Qxb5 {[%emt 0:00:14]} 27. Qf3 {[%emt 0:00:06]} Kd8 {[%emt 0:01:20]} 28. Qxf7 {[%emt 0:00:14]} Nd7 {[%emt 0:00:18]} 29. Qe7+ {[%emt 0:00:09]} Kc7 {[%emt 0:00:06]} 30. Qd6+ {[%emt 0:00:04]} Kb7 {[%emt 0:00:57]} 31. Rxd7+ {[%emt 0:00:21]} Ka6 {[%emt 0:00:19]} 32. Nd3 {[%emt 0:00:18]} Rc4 {[%emt 0:00:40]} 33. Qe7 {[%emt 0:00:24]} Qb1+ {[%emt 0:00:40]} 34. Kh2 {[%emt 0:00:06]} Qd1 {[%emt 0:00:29]} 35. Rxa7+ {[%emt 0:00:40]} Kb5 {[%emt 0:00:01]} 36. Qe8+ {[%emt 0:00:10]} Rc6 {[%emt 0:00:08]} 37. Ra2 {[%emt 0:00:29]} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.11"]
[White "Sri Sai Baswanth P"]
[Black "Mosadeghpour, Masoud"]
[Result "0-1"]
[ECO "D76"]
[WhiteElo "2057"]
[BlackElo "2511"]
[Annotator "ChessBase"]
[PlyCount "89"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:11]} g6 {[%emt 0:01:25]} 2. g3 {[%emt 0:00:28]} Bg7 {[%emt 0:00:16]} 3. Bg2 {[%emt 0:00:10]} Nf6 {[%emt 0:01:14]} 4. d4 {[%emt 0:00:30]} d5 {[%emt 0:01:30]} 5. cxd5 {[%emt 0:00:06]} Nxd5 {[%emt 0:00:05]} 6. Nf3 {[%emt 0:00:08]} O-O {[%emt 0:00:40]} 7. O-O {[%emt 0:00:08]} Nb6 {[%emt 0:00:10]} 8. Nc3 {[%emt 0:01:14]} Nc6 {[%emt 0:00:14]} 9. d5 {[%emt 0:00:40]} Na5 {[%emt 0:00:14]} 10. e4 {[%emt 0:04:20]} c6 {[%emt 0:00:26]} 11. Qe1 {[%emt 0:04:41]} cxd5 {[%emt 0:03:02]} 12. exd5 {[%emt 0:01:33]} Nxd5 {[%emt 0:06:59]} 13. Nxd5 {[%emt 0:00:16]} Qxd5 {[%emt 0:00:08]} 14. Qxe7 {[%emt 0:00:47]} Bg4 {[%emt 0:06:02]} 15. Ng5 {[%emt 0:15:18]} Qd7 {[%emt 0:28:11]} 16. Qxd7 {[%emt 0:07:22]} Bxd7 {[%emt 0:00:03]} 17. Bd2 {[%emt 0:00:05]} Nc6 {[%emt 0:01:31]} 18. Rac1 {[%emt 0:00:44]} Rad8 {[%emt 0:07:24]} 19. Be3 {[%emt 0:09:32]} h6 {[%emt 0:10:58]} 20. Ne4 {[%emt 0:00:51]} b6 {[%emt 0:04:12]} 21. Rfd1 {[%emt 0:00:41]} Bxb2 {[%emt 0:11:53]} 22. Bxh6 {[%emt 0:09:11]} Bf5 {[%emt 0:10:53]} 23. Nf6+ {[%emt 0:08:37]} Bxf6 {[%emt 0:00:58]} 24. Bxf8 {[%emt 0:00:05]} Nd4 {[%emt 0:00:21]} 25. Bh6 {[%emt 0:02:20]} Ne2+ {[%emt 0:00:15]} 26. Kf1 {[%emt 0:00:40]} Nxc1 {[%emt 0:00:10]} 27. Rxd8+ {[%emt 0:01:06]} Bxd8 {[%emt 0:00:06]} 28. Bxc1 {[%emt 0:00:04]} Be6 {[%emt 0:00:59]} 29. a3 {[%emt 0:00:26]} Be7 {[%emt 0:00:36]} 30. Bb2 {[%emt 0:00:48]} Bc5 {[%emt 0:01:15]} 31. Bf3 {[%emt 0:01:40]} Bc4+ {[%emt 0:00:29]} 32. Be2 {[%emt 0:00:21]} Bxe2+ {[%emt 0:01:00]} 33. Kxe2 {[%emt 0:00:05]} b5 {[%emt 0:00:06]} 34. f4 {[%emt 0:00:33]} a5 {[%emt 0:00:36]} 35. g4 {[%emt 0:01:05]} a4 {[%emt 0:00:31]} 36. Kd3 {[%emt 0:00:30]} f5 {[%emt 0:00:38]} 37. h3 {[%emt 0:01:05]} Kf7 {[%emt 0:00:15]} 38. g5 {[%emt 0:01:59]} Ke6 {[%emt 0:00:47]} 39. h4 {[%emt 0:00:09]} Kd5 {[%emt 0:00:58]} 40. Ke2 {[%emt 0:03:28]} b4 {[%emt 0:01:18]} 41. axb4 {[%emt 0:00:11]} Bxb4 {[%emt 0:00:01]} 42. Kf3 {[%emt 0:00:17]} a3 {[%emt 0:00:49]} 43. Ba1 {[%emt 0:03:00]} Bd2 {[%emt 0:01:04]} 44. h5 {[%emt 0:05:42]} gxh5 {[%emt 0:00:05]} 45. g6 {[%emt 0:00:15]} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.12"]
[White "Mitrabha, Guha"]
[Black "Purushothaman, Thirumalai"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "2510"]
[BlackElo "2055"]
[Annotator "ChessBase"]
[PlyCount "93"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:54]} Nf6 {[%emt 0:00:53]} 2. c4 {[%emt 0:00:16]} g6 {[%emt 0:00:08]} 3. g3 {[%emt 0:00:03]} Bg7 {[%emt 0:00:20]} 4. Bg2 {[%emt 0:00:04]} d5 {[%emt 0:00:41]} 5. Nf3 {[%emt 0:00:24]} O-O {[%emt 0:00:11]} 6. O-O {[%emt 0:00:04]} c6 {[%emt 0:00:07]} 7. Qb3 {[%emt 0:00:10]} dxc4 {[%emt 0:05:07]} 8. Qxc4 {[%emt 0:00:28]} Nbd7 {[%emt 0:00:37]} 9. Nc3 {[%emt 0:00:18]} Nb6 {[%emt 0:00:31]} 10. Qd3 {[%emt 0:00:18]} Be6 {[%emt 0:01:29]} 11. Rd1 {[%emt 0:00:12]} Bc4 {[%emt 0:00:39]} 12. Qc2 {[%emt 0:00:06]} Nfd5 {[%emt 0:00:39]} 13. e4 {[%emt 0:00:56]} Nc7 {[%emt 0:02:24]} 14. Be3 {[%emt 0:00:17]} f5 {[%emt 0:01:39]} 15. Bf4 {[%emt 0:02:38]} fxe4 {[%emt 0:02:51]} 16. Nxe4 {[%emt 0:00:04]} Rxf4 {[%emt 0:05:23]} 17. gxf4 {[%emt 0:00:09]} Ne6 {[%emt 0:00:20]} 18. f5 {[%emt 0:08:37]} Nf4 {[%emt 0:00:22]} 19. fxg6 {[%emt 0:01:51]} hxg6 {[%emt 0:00:19]} 20. Ne5 {[%emt 0:07:39]} Bd5 {[%emt 0:06:24]} 21. Ng4 {[%emt 0:12:05]} Qd7 {[%emt 0:02:34]} 22. Ne3 {[%emt 0:01:17]} Rf8 {[%emt 0:00:38]} 23. a4 {[%emt 0:01:30]} Nh3+ {[%emt 0:01:14]} 24. Bxh3 {[%emt 0:00:43]} Qxh3 {[%emt 0:00:12]} 25. Ra3 {[%emt 0:00:35]} Qh4 {[%emt 0:03:24]} 26. Nxd5 {[%emt 0:00:55]} Nxd5 {[%emt 0:00:19]} 27. Rg3 {[%emt 0:00:05]} Rf4 {[%emt 0:00:34]} 28. Ng5 {[%emt 0:01:09]} Rf5 {[%emt 0:01:38]} 29. Ne6 {[%emt 0:00:22]} Qh5 {[%emt 0:01:14]} 30. Re1 {[%emt 0:00:35]} Bf6 {[%emt 0:00:44]} 31. Qb3 {[%emt 0:01:13]} Kf7 {[%emt 0:01:20]} 32. Re4 {[%emt 0:01:18]} Qh6 {[%emt 0:08:54]} 33. f4 {[%emt 0:30:28]} b6 {[%emt 0:23:42]} 34. a5 {[%emt 0:01:48]} Rh5 {[%emt 0:07:56]} 35. h3 {[%emt 0:00:48]} Rf5 {[%emt 0:04:33]} 36. Kh2 {[%emt 0:00:52]} Qh8 {[%emt 0:04:53]} 37. axb6 {[%emt 0:03:26]} axb6 {[%emt 0:00:22]} 38. Qd1 {[%emt 0:00:24]} Bh4 {[%emt 0:01:54]} 39. Rg2 {[%emt 0:01:36]} Rh5 {[%emt 0:01:38]} 40. Qg4 {[%emt 0:00:19]} Rh6 {[%emt 0:00:26]} 41. Ng5+ {[%emt 0:00:30]} Bxg5 {[%emt 0:02:20]} 42. fxg5 Qb8+ {[%emt 0:00:12]} 43. Kh1 {[%emt 0:00:57]} Rh8 {[%emt 0:00:27]} 44. Rf2+ {[%emt 0:00:24]} Kg7 {[%emt 0:00:19]} 45. Qf3 {[%emt 0:01:14]} Rh7 {[%emt 0:01:12]} 46. Kg2 {[%emt 0:02:02]} Kg8 {[%emt 0:01:54]} 47. Re6 {[%emt 0:00:40]} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.13"]
[White "Hemanth Raam"]
[Black "Arjun Kalyan"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2043"]
[BlackElo "2506"]
[Annotator "ChessBase"]
[PlyCount "72"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:06]} d6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:06]} a6 {[%emt 0:00:14]} 6. Nb3 {[%emt 0:03:33]} e6 {[%emt 0:02:11]} 7. Be3 {[%emt 0:03:30]} b5 {[%emt 0:02:31]} 8. a4 {[%emt 0:02:27]} b4 {[%emt 0:01:07]} 9. Na2 {[%emt 0:00:04]} Nc6 {[%emt 0:03:25]} 10. Bd3 {[%emt 0:01:14]} Bb7 {[%emt 0:02:50]} 11. O-O {[%emt 0:07:02]} d5 {[%emt 0:03:59]} 12. exd5 {[%emt 0:14:08]} Qxd5 {[%emt 0:03:25]} 13. c4 {[%emt 0:00:52]} Qd7 {[%emt 0:15:28]} 14. Qc2 {[%emt 0:14:05]} Qc7 {[%emt 0:05:51]} 15. Be2 {[%emt 0:07:24]} Bd6 {[%emt 0:01:54]} 16. h3 {[%emt 0:00:05]} O-O {[%emt 0:00:18]} 17. Rfd1 {[%emt 0:01:32]} Rfd8 {[%emt 0:06:30]} 18. c5 {[%emt 0:08:03]} Be7 {[%emt 0:05:16]} 19. Bf3 {[%emt 0:06:42]} a5 {[%emt 0:01:34]} 20. Rxd8+ {[%emt 0:01:42]} Nxd8 {[%emt 0:04:15]} 21. Bxb7 {[%emt 0:01:04]} Qxb7 {[%emt 0:02:16]} 22. Nac1 {[%emt 0:01:54]} Nd5 {[%emt 0:00:58]} 23. Qe2 {[%emt 0:04:07]} Nc6 {[%emt 0:05:28]} 24. Nd3 {[%emt 0:02:44]} Bf6 {[%emt 0:05:46]} 25. Rc1 {[%emt 0:05:56]} Rd8 {[%emt 0:01:51]} 26. Rc2 {[%emt 0:02:01]} Qd7 {[%emt 0:04:15]} 27. Rd2 {[%emt 0:04:24]} e5 {[%emt 0:01:33]} 28. Ne1 {[%emt 0:01:13]} e4 {[%emt 0:04:19]} 29. Nc2 {[%emt 0:04:30]} Bxb2 {[%emt 0:02:58]} 30. Bg5 {[%emt 0:02:50]} f6 {[%emt 0:00:10]} 31. Qxe4 {[%emt 0:01:05]} fxg5 {[%emt 0:01:51]} 32. Ne3 {[%emt 0:00:01]} Bd4 {[%emt 0:05:05]} 33. Nxd4 {[%emt 0:00:30]} Nc3 {[%emt 0:00:01]} 34. Nxc6 {[%emt 0:01:45]} Nxe4 {[%emt 0:00:02]} 35. Rxd7 {[%emt 0:00:25]} Rxd7 {[%emt 0:00:01]} 36. Nxa5 {[%emt 0:00:06]} Nxc5 {[%emt 0:00:06]} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.22"]
[Round "1.14"]
[White "Harsha Bharathakoti"]
[Black "Shiva Pavan Teja Sharma U"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2499"]
[BlackElo "2022"]
[Annotator "ChessBase"]
[PlyCount "77"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:38]} Nf6 {[%emt 0:00:17]} 2. g3 {[%emt 0:00:32]} b6 {[%emt 0:00:40]} 3. Bg2 {[%emt 0:00:19]} Bb7 {[%emt 0:00:17]} 4. c4 {[%emt 0:01:37]} c5 {[%emt 0:00:38]} 5. Nc3 {[%emt 0:00:23]} e6 {[%emt 0:01:23]} 6. O-O {[%emt 0:00:37]} a6 {[%emt 0:03:00]} 7. d4 {[%emt 0:02:19]} cxd4 {[%emt 0:00:09]} 8. Qxd4 {[%emt 0:00:03]} d6 {[%emt 0:00:42]} 9. Rd1 {[%emt 0:00:18]} Be7 {[%emt 0:04:59]} 10. Ng5 {[%emt 0:06:12]} Bxg2 {[%emt 0:01:42]} 11. Kxg2 {[%emt 0:00:03]} Nc6 {[%emt 0:00:20]} 12. Qf4 {[%emt 0:00:04]} O-O {[%emt 0:00:39]} 13. Nce4 {[%emt 0:06:08]} Ne8 {[%emt 0:03:59]} 14. b3 {[%emt 0:03:55]} Ra7 {[%emt 0:00:36]} 15. Bb2 {[%emt 0:05:40]} Rd7 {[%emt 0:07:23]} 16. Nf3 {[%emt 0:09:55]} h6 {[%emt 0:02:22]} 17. h4 {[%emt 0:08:50]} f5 {[%emt 0:01:10]} 18. Nc3 {[%emt 0:01:13]} Bf6 {[%emt 0:12:18]} 19. Qe3 {[%emt 0:02:24]} e5 {[%emt 0:05:10]} 20. Nd5 {[%emt 0:02:54]} f4 {[%emt 0:08:19]} 21. Qe4 {[%emt 0:07:32]} Ne7 {[%emt 0:02:31]} 22. gxf4 exf4 {[%emt 0:03:56]} 23. Qe6+ {[%emt 0:16:54]} Kh8 {[%emt 0:01:09]} 24. Bxf6 {[%emt 0:02:49]} Nxf6 {[%emt 0:00:35]} 25. Nxf4 {[%emt 0:00:05]} Qe8 {[%emt 0:06:13]} 26. Rxd6 {[%emt 0:03:32]} Ng6 {[%emt 0:00:51]} 27. Nxg6+ {[%emt 0:03:11]} Qxg6+ {[%emt 0:00:07]} 28. Kf1 {[%emt 0:00:23]} Rxd6 {[%emt 0:01:28]} 29. Qxd6 {[%emt 0:00:02]} Re8 {[%emt 0:00:19]} 30. Rd1 {[%emt 0:06:48]} Qg4 {[%emt 0:03:35]} 31. Qg3 {[%emt 0:03:15]} Qe4 {[%emt 0:01:12]} 32. Nd4 {[%emt 0:00:03]} Nh5 {[%emt 0:02:44]} 33. Qf3 {[%emt 0:00:11]} Qxh4 {[%emt 0:01:14]} 34. Nf5 {[%emt 0:01:12]} Qg5 {[%emt 0:00:51]} 35. Nd6 {[%emt 0:00:20]} Re7 {[%emt 0:03:21]} 36. Nf7+ {[%emt 0:00:08]} Rxf7 {[%emt 0:00:06]} 37. Qxf7 {[%emt 0:00:02]} Nf4 {[%emt 0:00:47]} 38. Qe8+ {[%emt 0:00:04]} Kh7 {[%emt 0:00:25]} 39. Qe4+ {[%emt 0:00:03]} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.1"]
[White "Erigaisi Arjun"]
[Black "Karthikeyan, P.."]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2633"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,123,48,42,48,28,35,43,24,19,32,31,106,120,105,73,81,77,88,61,95,43,130,119,120,65,129,120,113,89,141,141,141,77,156,141,158,128,177,176,189,161,187,154,237,223,353,283,280,235,314,190,254,179,243,122,275,245,252,193,200,200,198,162,213,210,239,222,249,164,235,227,175,161,162,156,140,94,135,87,94,0,120,94,102,63,127,99,155,150,626,618,625,610,585,523,523,504,433,412,29997,29998]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Bb4 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2.} 14. a3 (14. Nb5 {feels hotter.} axb5 15. Qxb4 Rxa2 16. Rxd6 O-O 17. Rd2) 14... Bxc3 15. Qxc3 Qxc3 {White is slightly better.} 16. bxc3 Be6 17. Rxd6 Nd7 (17... Rc8 $14) 18. f4 {White is more active.} Ke7 19. fxe5 {[#]} Rhc8 $146 ({Predecessor:} 19... Rac8 20. Bd4 f6 21. Rxe6+ Kxe6 22. Bh3+ Ke7 23. exf6+ gxf6 24. Bxd7 Kxd7 25. Rxf6 Rh7 {0-1 (48) Fernandez Torre,I (2154)-Borges,G (2130) Gijon 2021}) 20. Bd4 Rc7 21. Rb1 {[%cal Od6d5]} Rac8 {[#]} 22. Kf2 (22. Rd5 $1 $16) 22... Rf8 (22... f6 $14) 23. Ke3 Rfc8 24. Kd2 (24. a4 $16) 24... Ba2 (24... f6 $14) 25. Rb2 $16 Be6 26. a4 Ke8 (26... f6 $142) 27. Bf1 Ke7 {[#]} 28. a5 (28. Rd5 $142 $1) 28... Ke8 (28... f6 $142) 29. Bd3 Ke7 30. Ke3 Ke8 (30... f6 $16) 31. c4 $18 Ra8 32. Rb4 Rac8 33. h4 g5 (33... Nb8 $16 34. Rbb6 Nc6) 34. Rb1 Nb8 (34... Kf8 $142 35. hxg5 hxg5) 35. hxg5 hxg5 36. Rh1 Kf8 37. Kf2 Kg7 (37... Nc6 $142 38. Bc3 Ne7) 38. Be3 Nc6 (38... Nd7 {keeps fighting.} 39. Rh2 (39. Bxg5 Nxe5 40. Bd8 Rc6 $16) 39... Rh8 40. Rxh8 Kxh8 41. Bxg5 Kg8) 39. Rh5 ({Resist} 39. Bxg5 $6 Nxe5 40. Bd8 Rc6 41. Rxc6 Rxc6 $16) (39. Be2 $18) 39... Nxa5 $2 (39... Nxe5 $16 {might work better.} 40. Rxg5+ Kf6) 40. Rxg5+ Kf8 41. Bb6 Nxc4 42. Bxc7 Rxc7 43. Rd4 Ke7 (43... Na3 {is a better defense.} 44. Be2 Rxc2) 44. Kf3 Na3 45. Rb4 b5 46. Rb2 Kf8 (46... Nc4 $142 47. Bxc4 Bxc4) 47. Rh5 Kg7 48. Rh1 {And now Ra1 would win.} a5 49. Ke3 ({But not} 49. Bxb5 Rb7 $14) 49... Rc3 50. Kd4 (50. Kf4 $142 b4 51. Rd1) 50... b4 $16 {[#]} 51. Rf1 (51. g4 $142 $1) 51... Kg6 52. Rh1 {Strongly threatening Rh8.} Kg7 {To avoid Rh8} 53. Rh2 Rc8 54. g4 {[%cal Bg3g4,Bg4g5][%mdl 32]} Kg6 ({Better is} 54... Nc4 $14 55. Bxc4 Rxc4+ 56. Kd3 a4) 55. g5 Rc3 {[#]} (55... Nc4 $142 56. Bxc4 Rxc4+ 57. Ke3 a4) 56. Rh8 $1 {Threatens to win with Rg8+.} Nc4 $2 (56... Kxg5 $16 57. Ra8 Kf4 58. Rxa5 Nc4) 57. Rb1 $18 Nd2 58. Rbh1 {[%cal Rh8g8]} Kxg5 59. Rg8+ Kf4 {[%cal Rd2f3]} 60. Rh4+ Kf3 61. Rh2 {Threatening mate with Be2+.} ({Much less strong is} 61. Rh6 Rxd3+ 62. Kxd3 Nxe4 $18) 61... Nc4 (61... Rxd3+ $18 62. Kxd3 Nxe4) 62. Be2+ {Weighted Error Value: White=0.26 (precise) /Black=0.54} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.2"]
[White "Sidhant, Mohapatra"]
[Black "Ponkratov, Pavel"]
[Result "1/2-1/2"]
[ECO "C15"]
[WhiteElo "2359"]
[BlackElo "2641"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,63,14,9,15,9,28,35,46,24,20,27,151,1,0,0,0,0,0,7,0,0,12,0,0,0,0,0,0,0,0,0,0,0,0,0,3,2,23,0,0,0,5,0,0,0,12,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 c6 6. Nf3 Ne7 {6...Ne7 is better than 6...Nf6. C01: French: Exchange Variation.} 7. O-O Bg4 8. Re1 Nd7 {[%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32] White is slightly better.} 9. Bf4 Nf8 10. a3 {[#]} Bd6 $146 {[#]} (10... Bxc3 $11 11. bxc3 Ne6) ({Predecessor:} 10... Bxc3 11. bxc3 Nfg6 12. Bxg6 hxg6 13. Qb1 Bxf3 14. Qxb7 O-O 15. Rxe7 Be4 16. Re1 Qc8 17. Qxc8 Rfxc8 {1-0 (52) Glek,I (2515)-Sher,M (2475) Dortmund 1992}) 11. Bxd6 {White is much more active.} (11. Nxd5 $1 $16 {[%mdl 512]} Ne6 12. Bxd6 Nxd5 13. Be5 (13. Bc5 Qf6 $16)) 11... Qxd6 $11 12. h3 Bxf3 13. Qxf3 ({Much worse is} 13. gxf3 Ne6 14. Ne2 Ng6 $17) 13... Ne6 14. Ne2 O-O 15. c3 f5 {[%cal Bf7f5,Bf5e4,Be4f3][%mdl 32]} 16. Ng3 {[%cal Rg3f5]} Ng5 17. Qe2 Ne4 18. Nxe4 fxe4 19. f3 exf3 20. Qe6+ ({Don't go for} 20. Bxh7+ $2 Kxh7 21. Qf2 Ng6 $19) 20... Qxe6 21. Rxe6 Rf7 22. g3 Raf8 23. Kf2 Nc8 24. Rae1 {[%mdl 1024] White has compensation.} Nb6 {The position is equal.} 25. b3 a5 26. a4 g6 27. Re8 Nc8 28. Rxf8+ Kxf8 29. Re3 Kg7 30. h4 Nd6 31. g4 b5 32. Re6 {Weighted Error Value: White=0.10 (very precise) /Black=0.13 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.3"]
[White "Gupta, Abhijeet"]
[Black "Padmini, Rout"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2628"]
[BlackElo "2350"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,150,2,0,0,11,9,25,16,15,22,25,22,25,22,16,31,32,11,43,33,68,54,68,0,0,0,34,18,13,23,119,87,98,91,261,217,244,0,0,-25,-34,-44,118,118,112,97,144,85,129,108,101,115,112,35,35,33,33,33,28,21,35,32,35,33,35,29,59,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,88,88,86,83,86,34,28,8,8,0,0,0,8,0,9,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. c3 Bd6 6. Nbd2 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} O-O $1 {6...0-0 scores better than 6...Qc7.} 7. Bd3 Qc7 8. Bxd6 {White has an edge.} Qxd6 9. Ne5 b6 10. f4 Ba6 11. Bc2 Nc6 12. g4 Rac8 {[#]} 13. g5 $146 ({Predecessor:} 13. Rg1 Nd7 14. Ndf3 f6 15. Nxc6 Rxc6 16. g5 f5 17. Kf2 cxd4 18. cxd4 Rfc8 19. Ba4 {1-0 (52) Carlsen,M (2863)-Sunilduth Lyna,N (2618) chess24.com INT 2020}) 13... Ne8 (13... Nxe5 $2 14. fxe5 Qd8 15. gxf6 $18) (13... Nd7 $5 {[%cal Rc5d4]}) 14. h4 (14. Qh5 g6 15. Qd1 cxd4 16. exd4 Ng7 $15) 14... Rc7 15. Rg1 {White is more active.} (15. Qh5 g6 16. Qd1 cxd4 17. exd4 f6 18. Nxc6 Rxc6 $15) 15... f5 16. gxf6 (16. h5 $14) 16... Nxf6 17. h5 h6 18. Bg6 cxd4 19. exd4 Nxd4 20. cxd4 $16 {Hoping for Rc1.} Qb4 {[%csl LRb2,LRd4]} 21. Nef3 (21. Rg3 $6 Qxb2 22. Rb1 Qxd4 $11) 21... Ne4 $2 (21... Qxb2 $16 {is a better defense.} 22. Rb1 Qc3) 22. Qb3 $18 Qd6 23. Bxe4 $2 (23. Nxe4 $6 dxe4 24. Bxe4 Qxf4 25. Qxe6+ Kh8) (23. Rg4 $18) 23... dxe4 $11 24. Nxe4 Qxf4 25. Ned2 Kh8 $2 (25... Bb7 $1 $15 {keeps the upper hand.} 26. Rf1 (26. Qxe6+ $2 Rff7 $19) 26... Qg3+ 27. Rf2 (27. Kd1 Qh3 $17) 27... Bd5) 26. Kd1 $1 $16 ({Stronger than} 26. Qxe6 Rcc8 27. Rg4 Rce8 $1 28. Rxf4 Rxe6+ 29. Re4 Rxe4+ 30. Nxe4 Rxf3 $15) 26... Qf5 27. Rc1 Rxc1+ 28. Kxc1 Bb7 (28... Be2 $142 29. Qc3 e5) 29. Rf1 Rc8+ 30. Kd1 Bd5 31. Qe3 ({White should play} 31. Qa3 $16) 31... Qc2+ $14 32. Ke1 Qxb2 33. Ne5 {[%cal Bf3e5,Be5g6,Bg6e7][%mdl 32] Black must now prevent Ke2.} Rc1+ 34. Ke2 Rxf1 35. Kxf1 Qxa2 36. Ng6+ {Pair of Knights!} Kh7 37. Qd3 {Strongly threatening Ne7+.} Qa1+ 38. Kf2 (38. Ke2 $1 $14 Qg1 39. Ne7+ Kh8 40. Qc3 (40. Qg6 Qxg6 41. hxg6 b5 $16) 40... Qg4+ 41. Kd3 Qh3+ 42. Kc2 Qxc3+ 43. Kxc3) 38... Qd1 $11 (38... Qh1 $2 39. Ne7+ Kh8 40. Qg3 $18) 39. Ne7+ Kh8 40. Qc3 {White wants to mate with Qc8+. Chess con chili.} Kh7 41. Qd3+ Kh8 42. Qc3 Kh7 43. Nxd5 exd5 44. Nf3 Qb1 45. Qc7 a5 46. Qc6 Qf5 47. Qxb6 a4 48. Qa6 Qxh5 (48... Qc2+ $1 $11 49. Kg3 Qc7+ 50. Kh3 Qc2) 49. Qxa4 $16 {And now Qd7 would win.} Qf5 {[#] Inhibits Qd7.} 50. Qe8 $1 {aiming for Kg3.} g5 {[#]} 51. Qe5 (51. Ke2 $1 $16) 51... Kg6 $1 $14 52. Qd6+ Kh5 {The position is equal.} 53. Kg3 Qg4+ 54. Kf2 Qf5 55. Qe5 Kg4 56. Qe2 h5 57. Kg2 Qe4 58. Qxe4+ dxe4 $11 {[%mdl 4096] Endgame KN-K3P} 59. Ne5+ Kf5 60. Nc4 Ke6 {Threatens to win with ...Kd5.} 61. Ne3 Kf6 62. Kf2 Ke6 63. Nf1 $1 {White threatens Ke3 and mate.} h4 $1 64. Ne3 Kd6 65. Ng4 {Ke3 would kill now.} Ke6 $1 66. Ke3 Kf5 67. Nh6+ Kg6 68. Ng4 Kf5 69. Nf2 g4 70. Nxe4 {Threatening mate with Nc3. KN-KPP} g3 71. d5 g2 {[#]} 72. Kf2 $1 {[%cal Of2g2]} h3 $1 {[#]} 73. d6 $1 {Intending d7 and mate.} Ke6 (73... Kxe4 $2 74. d7 Kd5 75. d8=Q+ Kc4 76. Qh4+ Kd5 77. Qxh3 g1=B+ 78. Kxg1) 74. Kg1 Kd7 75. Kh2 Ke6 {Weighted Error Value: White=0.12 (very precise) /Black=0.19 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.4"]
[White "Anuj Shrivatri"]
[Black "Delgado Ramirez, Neuris"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2350"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,116,31,21,36,27,35,14,22,10,19,8,10,16,20,0,16,0,21,31,49,37,43,39,42,44,36,52,147,152,142,144,158,156,150,140,204,200,202,109,197,196,191,194,243,145,144,123,163,167,170,81,129,9,10,8,70,65,73,56,83,94,131,134,202,18,18,0,18,18,18,18,18,3,18,3,3,3,3,3,89,59,59,59,8,8,8,8,59,59,59,59,59,59,59,59,74,81,81,8,8,8,8,8,8,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d6 {[%cal Oe6e5] E11: Bogo-Indian.} 7. Be2 Nfd7 8. Nb1 e5 9. Nc3 exd4 $1 10. Nxd4 Nc6 11. Be3 Bf6 12. f4 {[#]} Nxd4 $146 ({Predecessor:} 12... Re8 13. O-O Nxd4 14. Bxd4 b6 15. Bxf6 Qxf6 16. Nd5 Qd8 17. Qc2 Bb7 18. Rad1 a5 {½-½ (50) Nguyen,T (2548)-McShane,L (2675) Germany 2019}) 13. Bxd4 Nc5 14. e5 Bh4+ 15. g3 {Hoping for exd6.} Be7 16. Bxc5 dxc5 17. Qc2 c6 18. Bd3 $36 {[%mdl 2048] Threatens to win with 0-0-0. White is more active.} f5 (18... g6 $14) 19. exf6 $1 $16 Bxf6 20. O-O-O $1 {Active counter play!} (20. Bxh7+ $6 Kh8 $16) 20... Bd4 21. Bxh7+ Kh8 22. h3 {Prevents Bg4.} b5 (22... Qf6 $16) 23. cxb5 Rb8 24. Ne2 (24. Rhe1 $18) 24... Be6 (24... Rxb5 $16 25. Nxd4 cxd4) 25. Nxd4 $18 cxd4 26. Rhe1 (26. Qxc6 $2 Rc8 27. Be4 Bd5 28. Bxd5 Qxd5 $19) 26... Qd6 {[#]} (26... Rf6 {was called for.}) 27. Bd3 (27. Qxc6 $2 Rfc8 28. Be4 Rxc6+ 29. Bxc6 d3 $19) (27. bxc6 Bb3 28. Qd3 (28. c7 $2 Bxc2 29. cxb8=R Bxh7 $19) 28... Bxd1 29. Rxd1 Qxc6+ 30. Kb1 Qc3 $15) (27. Rxe6 $1 $18 Qxe6 28. bxc6) 27... cxb5 $16 28. Qe2 {[%csl LRb5,LRe6] Intending Qh5+ and mate.} Bf7 {To avoid Qh5+} 29. Qe4 {[%csl Gd3][%cal Re4h7]} Qh6 {Inhibits Qh7+.} 30. Qe7 (30. Kb1 $18 {and White stays clearly on top.}) 30... Kg8 {[#]} (30... Bb3 $142) 31. Re5 (31. Qxa7 Qc6+ 32. Kd2 (32. Kb1 Qd5 $17) 32... Qd5 $14) (31. Kb1 $1 $16) 31... Rbe8 $11 32. Qg5 {Strongly threatening Qxh6.} Rxe5 (32... Qc6+ $11 33. Rc5 Qb6) 33. Qxe5 $14 Qc6+ 34. Kb1 Qf3 {[%csl LRd1,LRg3][%cal Rf3d1]} 35. Bc2 Qxg3 36. Qxd4 {Rg1 is the strong threat.} Qxh3 {[#]} (36... Re8 $16 {was necessary.} 37. Qxa7 Qxf4) 37. Qe4 $2 (37. Qxa7 $6 Qe6 38. Qd7 Qa2+ 39. Kc1 Qa1+ 40. Bb1 Ba2 $16) (37. Rg1 $1 $18 {[%csl Gg1][%cal Rd4g7]} Qh6 38. Be4 (38. Qxa7 Qxf4 39. Qd7 Qe5 $16)) 37... Re8 $11 38. Qd4 Qe3 39. Qxe3 Rxe3 {[%mdl 4096] Endgame KRB-KRB} 40. Rd8+ Re8 41. Rxe8+ Bxe8 {KB-KB} 42. Be4 a5 43. Kc2 Kf7 44. Kc3 Kf6 (44... Ke7 $11) 45. b4 axb4+ 46. Kxb4 g5 47. fxg5+ Kxg5 48. Bd3 Bh5 ({Better is} 48... Kf6 $1 $11) 49. Bxb5 Kf6 50. a4 {White wants to mate with a5.} Ke7 51. Kc5 $1 {White threatens Kb6 and mate.} ({But not} 51. a5 Kd6 $11) 51... Kd8 52. Kb6 {a5 would kill now.} ({Don't play} 52. a5 Kc7 $11) 52... Kc8 53. a5 {Threatening mate with a6.} Bf3 54. a6 (54. Bc4 $16) 54... Kb8 {The position is equal.} 55. Bd7 Bb7 56. a7+ Ka8 57. Bc6 Bxc6 58. Kxc6 Kxa7 {Weighted Error Value: White=0.20 (precise) /Black=0.20 (precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.5"]
[White "Sethuraman, S.P."]
[Black "Utsab Chatterjee"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2619"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,71,70,62,66,72,88,72,95,58,75,70,103,113,192,183,177,145,265,277,259,187,261,247,414,398,358,330,862,861,816,779,893,891,1223,1206,1201,1133,1085,725,793,795,751,624,565,611,793,784,904,903,879,887]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qa5 8. Qd2 e6 9. O-O-O b5 10. Bb3 Bb7 11. Rhe1 O-O-O 12. a3 {White is more active.} Be7 {B94: Sicilian Najdorf: 6 Bg5 Nbd7.} 13. f3 Nc5 14. Kb1 {[%cal Oc3d5]} Kb8 {White is better.} 15. Be3 {[%cal Bg5e3,Be3f2,Bf2g3][%mdl 32] [#]} h5 $146 ({Predecessor:} 15... Nfd7 16. Ba2 Qc7 17. Bf4 Ne5 18. Bg5 Bxg5 19. Qxg5 Rhg8 20. f4 Nc4 21. Qh4 Nb6 {½-½ (39) Kuzmin,K (2205)-Hnatovsky,N (2354) LSS email 2013}) 16. Ba2 Qc7 17. Bf2 Bc8 (17... h4 $16) 18. Qe3 Bd7 19. h4 g6 (19... Ka8 $16 {might work better.} 20. b4 Na4 21. Nxa4 bxa4) 20. e5 $18 Ne8 21. Bg3 Nb7 (21... Ka8 $142 22. b4 Na4 23. Nxa4 bxa4) 22. Nb3 Rc8 $2 (22... a5 23. Bf2 a4) 23. Bf2 {[%csl Gf2][%cal Re3a7] [#]} Nd8 24. exd6 Bxd6 (24... Nxd6 25. Qd3 Bc6) 25. Ne4 {White is clearly winning.} Bf4 26. Qd3 Bc6 27. Nec5 Bb7 28. Nd7+ Ka8 29. Nb6+ Kb8 30. Nxc8 Kxc8 31. Nc5 Bd6 32. Qc3 Rg8 33. Rd3 a5 34. Red1 Bc6 35. Na6 Qb7 36. Qxa5 {Black got outplayed after the opening.  Weighted Error Value: White=0.21 (precise) /Black=0.48} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.6"]
[White "Liyanage, Ranindu Dilshan"]
[Black "Gukesh D"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2340"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,127,0,22,17,33,14,26,20,28,24,39,28,20,10,37,22,37,17,27,20,38,32,67,29,33,29,31,11,40,35,87,48,57,56,104,114,99,95,112,0,0,0,0,0,0,0,0,-2,-2,-13,0,0,0,-24,0,-85,-82,-122,-118,-142,-2,-8,18,19,34,31,26,32,33,39,257,247,243,244,327,340,294,31,135,147,306,278,387,381,385,383,365,379,492,488,700,342,553,447,373,245,243,244,239,231,752,728,675,645,11460,8527,10712,5925,6018,5712,5356,5035,29962,29964,1562,593]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Nge2 Nge7 7. a3 Ba5 (7... Bxc3+ $5 8. bxc3 Bf5 $11) 8. O-O {C01: French: Exchange Variation.} Bg4 {[%cal Oc6d4]} 9. f3 Bf5 10. Be3 {White has an edge.} O-O 11. Na4 Re8 12. Ng3 Bxd3 13. Qxd3 {[#]} Bb6 $146 (13... Nc8 {is more complex.} 14. b3 Nd6 15. c3 Bb6 16. Bd2 Qf6) ({Predecessor:} 13... Nc8 14. b3 Nd6 15. Bf2 Ne7 16. c4 c6 17. c5 Nb5 18. b4 Bc7 19. Nb2 Bf4 {½-½ (51) Dubov,D (2614)-Spence,D (2218) Caleta 2014}) 14. Rfe1 Qd7 15. Nxb6 axb6 16. Re2 Rf8 17. Rae1 f6 18. Bf4 Rf7 19. Nh5 Ng6 20. Bg3 Na5 21. Nf4 Nf8 (21... Nxf4 $14 22. Bxf4 Nc4) 22. b3 {White is more active.} Nc6 23. a4 b5 (23... Rd8 $14) 24. axb5 $16 Nb4 25. Qc3 Qxb5 26. Qc5 (26. h4 $16) 26... Qxc5 $11 27. dxc5 d4 28. Rd1 Rd7 29. Be1 Nc6 {[%cal Bb4c6,Bc6d8,Bd8e6][%mdl 32]} 30. b4 Kf7 31. Nd3 Ne6 32. b5 Ncd8 33. Bb4 Rd5 (33... Ra4 $5 {[%cal Re6f4]}) 34. Nf2 (34. f4 $11 {remains equal.}) 34... Nf4 $17 35. Re4 Nde6 36. g3 {[#]} Ng6 (36... Ra4 $1 $17 {...f5 is the strong threat.} 37. Rb1 (37. gxf4 Rxb4 38. c3 Rb3 $17) 37... Ng6) 37. f4 $1 $36 {[%cal Bf3f4,Bf4f5][%mdl 2080] White fights for an advantage.} Rad8 38. Nd3 h5 39. Rf1 Ngf8 40. f5 Ng5 41. Re2 {And now h4 would win.} Re8 $2 (41... Kg8 $1 $14) 42. Rxe8 $18 Kxe8 {[#]} 43. h4 $1 Ngh7 44. Re1+ Kf7 45. Re4 $2 (45. Ra1 $18 c6 46. Ra7) 45... Rxf5 ({Better is} 45... c6 $14) 46. Rxd4 $16 g5 $2 (46... Ne6 $16 47. Rd7+ Ke8) 47. Rd8 {Strongly threatening Rb8.} Ne6 48. Rd7+ Kg6 {[#]} 49. b6 $1 cxb6 50. cxb6 gxh4 51. gxh4 Nf4 (51... Nhf8 $142 52. Rxb7 Nd8) 52. Rxb7 (52. Nxf4+ $142 Rxf4 53. c3) 52... Nxd3 $18 53. cxd3 {[%mdl 4096] Endgame KRB-KRN} Rb5 54. Bd6 {Threatens to win with Rb8.} f5 55. Rb8 Nf6 56. b7 {Hoping for d4.} Rb1+ $2 (56... f4 57. Kf2 Kf5) 57. Kg2 Rb2+ 58. Kf3 {Threatening mate with Be5.} Rb3 59. Be5 {White wants to mate with Bxf6.} Nd7 60. Rg8+ Kf7 61. b8=Q Nxb8 62. Rxb8 Rxd3+ 63. Kf4 Rh3 64. Kg5 {Weighted Error Value: White=0.31/Black=0.50} (64. Kxf5 $142 Rf3+ 65. Bf4) 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.7"]
[White "Lalith Babu M R"]
[Black "Sai Agni Jeevitesh, J."]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2563"]
[BlackElo "2316"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,53,17,14,28,16,35,20,30,17,18,25,42,40,39,41,39,34,45,37,39,0,7,-19,37,35,98,51,194,197,300,287,300,298,297,278,282,222,221,227,527,506,1134,1097]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 h6 {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} 8. Nc3 Be7 9. Ne5 $5 {[%mdl 4] Exploring less charted territory.} Nbd7 {The position is equal.} 10. Nxd7 Qxd7 11. O-O O-O 12. e4 Bh7 13. Rd1 {[#]} Rfd8 $146 ({Predecessor:} 13... b5 14. Qe2 b4 15. Na4 Rad8 16. Bf4 g5 17. Be5 Ne8 18. Nc5 Qc8 19. Bh3 Ng7 {1-0 (58) Raetsky,A (2381)-Hakobyan,E (2164) Abu Dhabi 2017}) 14. Bf4 b5 15. Qe2 Qb7 16. h4 {[%cal Od4d5]} Rac8 17. Rac1 {[%cal Od4d5]} a6 (17... b4 $11 18. Nb1 Bg6) 18. a3 $14 Rd7 ({Better is} 18... Qb6 $14) 19. g4 (19. d5 $16) 19... Qb6 {This move loses the game for Black.} (19... Ne8 $14) 20. d5 $18 {g5 is the strong threat.} exd5 (20... c5 $142 21. g5 hxg5 22. hxg5 Ne8) 21. g5 (21. exd5 b4 $18) 21... hxg5 22. hxg5 Ne8 23. Bh3 ({But not} 23. exd5 c5 24. Bh3 Qb7 25. Bxd7 Qxd7) 23... Qd8 24. Qg4 Rcc7 25. exd5 Bd6 {[#]} (25... Rd6 26. dxc6 Rcxc6) 26. dxc6 Re7 (26... Bxf4 $142 27. cxd7 Bxc1 28. dxe8=Q+ Qxe8 29. Rxc1 Rc4) 27. Nd5 {[%csl LRc7,LRe7] Weighted Error Value: White=0.10 (very precise) /Black=0.49} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.8"]
[White "Ratnakaran, K.."]
[Black "Visakh N R"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2316"]
[BlackElo "2522"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,78,-40,-45,-36,-35,-45,-47,-37,-96,-87,-161,-68,-204,-216,-208,-200,-219,-105,-117,-110,-147,-72,-65,-69,-70,-64,-66,-44,-53,-14,-252,-262,-255,-247,-312,-319,-350,-344,-350,-350,-453,-446,-446,-439,-650,-650,-756,-756,-754,-743,-727,-677,-794,-793,-781,-743,-703,-670,-666,-647,-5131,-5010]} 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. O-O Bg7 6. Re1 O-O 7. Bf1 Nc6 8. h3 e5 9. d4 cxd4 10. cxd4 exd4 {B50: Sicilian: 2...d6, Miscellaneous.} 11. Nxd4 Nxd4 12. Qxd4 Re8 $1 {[%cal Of6e4] Hoping for ...Nxe4! Black is slightly better.} 13. Qa4 (13. Bg5 $15) 13... Bd7 $17 {[#]} 14. Qb4 $146 (14. Qc2 $17) ({Predecessor:} 14. Bb5 Bxb5 15. Qxb5 Nxe4 16. Qxb7 Qh4 17. Re2 Nxf2 18. Nc3 Bd4 19. Kf1 Nh1 20. Ne4 Rxe4 21. Qxa8+ Kg7 22. Bh6+ Kxh6 {0-1 (22) Lucky,D (2335)-Matikozian,A (2496) Santa Monica 2005}) 14... Bc6 (14... a5 $1 $19 {[%cal Ra5b4]} 15. Qxb7 Rb8) 15. f3 (15. Bg5 $15) 15... a5 $19 16. Qd2 d5 $1 {[%cal Rd5e4]} 17. e5 {[#]} Nd7 (17... Nh5 $1 $19 {is more deadly.} 18. Qd4 Qc7) 18. f4 $17 f6 {[%cal Rf6e5]} 19. Nc3 Qb6+ ({Black should play} 19... fxe5 {White must now prevent ...Qb6+.} 20. Nxd5 Kh8) 20. Kh1 d4 $36 {[%mdl 2048] Black has the initiative.} (20... Qb4 {is interesting.} 21. Qd1 d4 22. Nb5 fxe5 23. Bd2 Qf8) 21. Ne4 Bxe4 (21... Bd5 {with more complications.} 22. Nxf6+ Nxf6 23. exf6 Bxf6 24. b3 Rxe1 25. Qxe1 a4) 22. Rxe4 fxe5 23. fxe5 Nxe5 ({Don't take} 23... Bxe5 24. Bc4+ Kg7 25. Rh4 $14) 24. Qxd4 $2 {White is now going downhill.} (24. Qe1 $11) 24... Qxd4 $19 25. Rxd4 {[#]} Nd3 {[%mdl 512]} 26. Rxd3 (26. Be3 Nb4) 26... Re1 27. Rf3 Rf8 ({Weaker is} 27... Rc8 28. Kh2 $11) 28. Rxf8+ Bxf8 29. Be3 Rxa1 {[%mdl 4096] Endgame KRB-KB. Black is clearly winning.} 30. Kg1 b5 31. a3 (31. b3 $142 Bg7 32. Kf2) 31... Bg7 32. Kf2 Bxb2 33. Bxb5 Rxa3 34. Ke2 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 35. Bc5 Ra1 36. Kd3 a3 37. Be3 a2 38. Bc4+ Kg7 {( -> ...Rd1+)} 39. Kc2 {Inhibits Rd1.} Bf6 {Weighted Error Value: White=0.81/Black=0.14 (very precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.9"]
[White "Deepan Chakkravarthy J."]
[Black "Rohith Krishna S"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2520"]
[BlackElo "2304"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,105,21,0,0,0,0,3,26,-7,0,8,11,2,20,25,29,26,46,37,33,33,30,29,14,-12,-15,-8,57,39,49,16,54,70,146,147,152,154,146,107,85,113,119,106,117,110,87,89,265,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10,0,39,0,27,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. d3 d6 6. O-O b5 {C79: Ruy Lopez: Steinitz-type lines with 3...a6 4 Ba4 Nf6 5 0-0 d6.} 7. Bb3 Na5 $1 {7...Na5 scores better than 7...Be7.} 8. Re1 Bb7 9. Nc3 Be7 10. Bd5 {[#]} Nxd5 $146 ({Predecessor:} 10... c6 11. Bxf7+ Kxf7 12. b4 c5 13. bxa5 Qxa5 14. Ne2 Rhe8 15. Ng3 Kg8 16. Nf5 Qc7 {½-½ (34) Cornel,M (2384)-Clement,G (2488) LSS email 2013}) 11. Nxd5 O-O 12. b4 Nc6 13. a4 Nb8 14. c4 Nd7 15. cxb5 axb5 16. a5 c5 17. Bd2 Bxd5 18. exd5 Ra6 ({Better is} 18... Bf6 $11) 19. Qb3 $14 Qb8 20. Rab1 Rc8 21. Rec1 f6 (21... Bd8 $14) 22. bxc5 $16 {White is more active.} Rxc5 23. Rxc5 Nxc5 24. Qxb5 Qxb5 25. Rxb5 Nxd3 26. Kf1 Kf7 27. Ke2 $1 Nc5 {[%cal Bd3c5,Bc5a6,Ba6c7,Bc7d5,Bd5f4,Bf4e6,Be6d4][%mdl 32]} 28. Bb4 {Threatens to win with Bxc5.} Ra7 $2 (28... Nd7 $16) 29. Nd2 $2 (29. Bxc5 $18 dxc5 30. Nd2) 29... Na6 $1 $11 30. Nc4 Nc7 31. Rb8 Nxd5 32. Bxd6 Bxd6 33. Nxd6+ {[%mdl 4096] Endgame KRN-KRN} Ke6 34. Nc4 Nf4+ 35. Kd2 Kd5 36. Kc3 Rc7 {[#]} 37. Kb3 Ne6 (37... Rxc4 $2 38. Rd8+ Kc5 39. Rc8+ Kb5 40. Rxc4 $18) (37... Nxg2 $5 {[%cal Rg2f4]} 38. Na3 Kc6 $11) (37... Nxg2 38. Na3) 38. Nb6+ Ke4 39. Na4 Nd4+ {The position is equal.} 40. Kb2 $1 Kd3 41. a6 Ke2 42. f3 Kf2 43. Rb7 Rxb7+ 44. axb7 {KN-KN} Nc6 45. Nc3 Kxg2 46. Ka3 Kxf3 47. Ka4 e4 48. Kb5 Nb8 49. Kb6 e3 50. Kc7 Na6+ (50... e2 $2 51. Nxe2 $1 {[%mdl 512]} Na6+ 52. Kb6 $18) 51. Kb6 Nb8 (51... e2 $2 52. Nxe2 $1 {[%mdl 512]} (52. Kxa6 e1=Q $11) 52... Nb8 53. Nd4+ Ke4 54. Kc5 $18) 52. Kc7 Na6+ (52... e2 $2 {[#]} 53. Nxe2 $1 {[%mdl 512]} Na6+ 54. Kb6 $18) 53. Kb6 {Black defended with fortune.  Weighted Error Value: White=0.10 (very precise) /Black=0.16 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.10"]
[White "Dhananjay S"]
[Black "Iniyan, P."]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "2310"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,83,-17,-17,-19,-16,-20,-5,-19,-7,-37,-20,-26,-26,-91,-92,-93,-91,-93,-98,-164,-164,-184,-192,-189,-190,-203,-193,-202,-197,-204,-177,-187,-189,-211,-166,-177,-150,-259,-266,-260,-235,-299,-329,-333,-312,-315,-333,-330,-325,-323,-317,-457,-454,-454,-466,-454,-454,-29976,-29977,-29993,-29994,-29994,-29995,-29998,-29999,-29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 O-O 8. Nc3 c6 9. O-O d5 10. cxd5 cxd5 11. Qb1 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4,Bc4d2][%mdl 32]} 12. a3 Na5 13. Rc1 {The position is equal.} Rc8 {[#]} 14. Ne1 $146 ({Predecessor:} 14. Qb2 h6 15. Ne1 Bd6 16. Nc2 Nc6 17. Be1 Re8 18. Rd1 Bb8 19. Rac1 e5 20. dxe5 Bxe5 {0-1 (39) Stern,R (2370)-Hellers,F (2550) Bad Woerishofen 1991}) 14... Bd6 15. Nc2 Qe7 16. Qb2 {[#]} (16. Nb4 $11 Bb7 17. e3) 16... Bc4 $1 $17 17. bxc4 Nxc4 18. Qa2 {Hoping for Bg5.} Nxd2 {Black is more active.} 19. Nb4 (19. Ne3 $17 {keeps fighting.} Nc4 20. Nxc4 Rxc4 21. Nb5) 19... Nc4 $19 {[%cal Oc4a3]} 20. e4 a5 $1 21. Nc2 {[%cal Re4d5]} Nd2 {[%csl LRc3,LRe4]} 22. Qb2 dxe4 23. Ne3 Nf3+ 24. Bxf3 exf3 25. Nb5 Bb8 26. Nc4 Qb7 27. a4 Rfd8 28. Qb3 (28. Qa3 $17) 28... Qd5 29. Qd3 e5 $1 {[%cal Be6e5,Be5e4][%mdl 32] Threatens to win with ...e4.} 30. Nxb6 Rxc1+ 31. Rxc1 Qe6 {aiming for ...e4.} 32. Nc4 {[#]} e4 33. Qf1 h5 {[%cal Oh5h4]} 34. Ne3 h4 35. Qc4 (35. Rc5 $142 g6 36. d5) 35... Qd7 36. Qc5 hxg3 37. hxg3 {[#]} Ng4 $1 {Strongly threatening ...Nxe3.} 38. Nxg4 (38. Qg5 $19 Nxe3 39. fxe3) 38... Qxg4 {Black mates.} 39. Qe7 {[#]} Bxg3 $1 {[%mdl 512]} 40. Qxd8+ (40. Qxf7+ Kxf7) 40... Kh7 41. Qc8 {[#]} Bh2+ $1 {[%mdl 512]} 42. Kf1 (42. Kh1 Qg2#) 42... Qg1# {White did not feel at home in the position after the opening.  Weighted Error Value: White=0.39/Black=0.03 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.11"]
[White "Mosadeghpour, Masoud"]
[Black "Palit, Somak"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2511"]
[BlackElo "2300"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,30,203,38,1143,-27,48,43,40,22,27,28,25,24,47,-14,20,3,36,28,29,28,35,20,58,32,38,40,37,14,20,25,30,33,29,29,29,22,37,37,52,42,59,63,70,59,99,87,118,109,328,327,311,289,279,272,257,253,358,230,295,273,268,268,261,216,216,214,219,216,495,512,636,641,1021,1010,968,990,968,893,847,800]} 1. e4 g6 2. d4 Bg7 3. Nc3 d5 4. Nxd5 c6 5. Ne3 Qd6 $2 {[#]} (5... Qxd4 $11 {and Black is okay.} 6. Qxd4 Bxd4) 6. d5 $2 {B06: Modern Defence.} (6. c3 $18) 6... Qxd5 $2 {[%mdl 8192]} 7. Qd3 $2 (7. exd5 $18 Nf6 8. d6) 7... Qd4 ({Black should try} 7... Qxd3 $11 8. Bxd3 Nd7) 8. Qxd4 $14 {White is slightly better.} Bxd4 9. Nf3 {[%cal Bg1f3,Bf3g5,Bg5e4][%mdl 32]} Bg7 10. e5 Nd7 {[%cal Bb8d7,Bd7b6,Bb6d5][%mdl 32] [#]} 11. Nc4 $146 ({Predecessor:} 11. e6 fxe6 12. c3 Ngf6 13. Bc4 Nb6 14. Bb3 a5 15. Nd4 Nbd5 16. Bd2 Ne4 17. Nf3 O-O 18. Bc2 Nxd2 19. Kxd2 {0-1 (78) Wong,Y (2381)-Lin,D (2292) Chess.com INT 2022}) 11... Nb6 12. Be3 (12. Na5 $14) 12... Nd5 13. Bd2 Bh6 14. Ng5 f6 15. exf6 exf6 16. Ne4 Bxd2+ 17. Kxd2 Nh6 18. Ncd6+ {[%cal Bc4d6,Bd6e4,Be4c3,Bc3b5,Bb5d4][%mdl 32]} Ke7 19. c4 f5 20. cxd5 fxe4 21. Nxe4 cxd5 22. Nc3 Be6 23. Bd3 Rhd8 24. Rhe1 Kf6 25. Nb5 {[#] Nc7 is the strong threat.} Rd7 {Prevents Nc7.} 26. Rac1 {[%cal Oe1e6]} Bf7 27. Nd4 a6 {Inhibits Bb5. White now steadily converts the win.} 28. h3 $36 {[%mdl 2048] Keeping Black busy. White is much more active.} Re8 29. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} Rde7 $2 (29... Rxe1 $16 30. Rxe1 Kg5) 30. f4 $18 Kg7 31. Rxe7 Rxe7 32. g5 Ng8 33. f5 Re5 (33... Rd7 {might work better.} 34. f6+ Nxf6) 34. Nf3 Re8 35. f6+ Nxf6 36. gxf6+ Kxf6 37. Rc7 Re7 38. Rxe7 Kxe7 39. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Kd6 $2 (39... a5 {was necessary.} 40. Kc3 Kf6) 40. a5 {White is clearly winning.} h6 41. h4 Kc5 42. Kc3 Be8 43. b4+ Kd6 44. Kd4 Ke6 45. Bc2 {Weighted Error Value: White=0.37/Black=0.53} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.12"]
[White "Divya Deshmukh"]
[Black "Mitrabha, Guha"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2301"]
[BlackElo "2510"]
[Annotator "TA"]
[PlyCount "152"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,152,-28,-25,-63,-70,-87,-74,-107,-113,-127,-109,-115,-90,-101,-94,-81,-84,-105,-112,-144,-129,-130,-128,-124,-123,-119,-120,-123,-116,-128,-109,-95,-103,-177,-81,-81,-102,-102,-94,-106,-55,-150,-81,-81,-8,-85,-69,-72,-73,-69,-51,-60,-52,-57,-57,-84,-58,-58,-60,-78,-72,-91,-94,-97,-104,-91,-97,-89,-90,-90,-90,-90,-95,-152,-95,-160,-165,-157,-159,-165,-159,-158,-139,-154,-142,-182,-167,-166,-145,-211,-207,-216,-209,-234,-126,-126,-139,-305,-300,-293,-278,-490,-491,-653,-647,-1098,-416,-407,-364,-435,-385,-440,-435,-432,-419,-431,-381,-543,-543,-545,-537,-524,-521,-679,-666,-649,-646,-1239,-1253,-1141,-1431,-1254,-1247,-1132,-1100,-891,-851]} 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. g3 dxe4 6. dxe4 e5 7. Bg2 Bc5 8. O-O O-O 9. Qe2 a5 10. h3 {C00: French: Unusual White 2nd moves.} b6 11. c4 {[#]} Qe7 $146 ({Predecessor:} 11... Nd4 12. Nxd4 Bxd4 13. Nf3 c5 14. Kh2 Bb7 15. Nh4 Qc7 16. Nf5 Rfe8 17. Bg5 Re6 {½-½ (43) Acor,C (2223)-Sumaneev,D (2450) Chess.com INT 2021}) 12. a4 {Black is better.} Ba6 13. b3 Rfd8 14. Bb2 Nd7 15. Rfd1 Bd6 16. Rab1 Nc5 17. Bc3 Qe6 18. Kh2 Be7 19. h4 Rd3 20. Ba1 Rad8 21. Ne1 R3d6 22. Bh3 Qh6 {[%cal Rd6d2]} 23. Ndf3 Rxd1 24. Rxd1 Nxb3 25. Bxe5 (25. Rxd8+ $17 Bxd8 26. Bxe5 Nxe5 27. Nxe5) 25... Nxe5 (25... Rxd1 $19 {and Black stays clearly on top.} 26. Qxd1 Nxe5 27. Qxb3 Qf6 28. Nxe5 Qxe5) 26. Rxd8+ $17 Bxd8 27. Nxe5 Nd4 28. Qa2 {[%cal Oc4c5]} Qf6 (28... c5 $1 $17 {And now ...Bc7 would win.} 29. N1f3 Nxf3+ 30. Nxf3 Qc1) 29. N1d3 (29. f4 $1 $15) 29... Be7 (29... c5 $142 30. f4 Bc7) 30. f4 g6 (30... c5 $17 31. Qf2 Bd8) 31. Qb2 (31. Bd7 $1 $11) 31... Nc6 32. Nxc6 Qxc6 33. Ne5 Qf6 ({Much worse is} 33... Qxa4 34. Ng4 Bf8 35. Nf6+ Kh8 36. Nh5+ Kg8 37. Nf6+ Kg7 38. Nh5+ Kg8 39. Nf6+ $11) 34. Qd2 $1 Qd6 (34... Bb7 {keeps more tension.} 35. Ng4 Qa1 36. Bg2 Bc6 37. f5 h5) 35. Qd5 Qxd5 36. cxd5 $15 {[%mdl 4096] Endgame KBB-KBN} f6 37. Nc6 Kf8 38. Bd7 Bc5 {To avoid Nd4} 39. Kg2 Be2 40. Na7 {[#]} Bd3 $1 41. Kf3 f5 42. exf5 gxf5 43. Nb5 Ke7 44. Bc6 Kd8 45. g4 (45. Nc3 $142) 45... Bc2 (45... fxg4+ $142 46. Kxg4 Bc2) 46. Nc3 (46. g5 $142) 46... Bb4 47. Ne2 fxg4+ 48. Kxg4 Bd1 49. Kf3 Bc5 50. Bb5 Ke7 51. Kg3 Bc2 52. Bc6 {[#]} h5 $1 53. Nc3 (53. Bb5 $17 {is a better defense.}) 53... Kd8 $19 54. Kf3 Be7 55. Ne2 Bd1 ({Black should try} 55... Bxh4 $19 {Strongly threatening ...Bd1.} 56. Nd4 Bd1+ 57. Ke3 Bf6 58. Ne6+ Kc8) 56. Ke3 $17 Bxh4 57. Nd4 $2 {White does not recover from this.} (57. Kd2 $17 Bxe2 58. Kxe2) 57... Bf6 $19 58. Ne6+ Kc8 59. f5 $2 (59. Kf2 {might work better.}) 59... h4 60. Kf4 Be7 {Threatens to win with ...Bd6+. This bishop pair is nice.} 61. Ng5 Bd6+ (61... Bxg5+ $142 62. Kxg5 h3) 62. Ke3 Be5 63. Ke4 Bb2 64. Nh3 Kd8 65. Nf2 Bc2+ 66. Kf4 Bd4 67. Ng4 (67. Ne4 {was worth a try.}) 67... Ke7 {Black is clearly winning.} 68. Kg5 h3 69. f6+ Kd6 70. Kh4 {[#]} Bxf6+ $1 {[%mdl 512]} 71. Kxh3 Bd4 72. Nh6 Kc5 73. Ng8 Kb4 74. Ne7 Bc5 75. d6 Bxd6 76. Nd5+ Kc5 {[%mdl 32768] Weighted Error Value: White=0.26 (precise) /Black=0.14 (very precise) . An unexpected result.} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.13"]
[White "Arjun Kalyan"]
[Black "Sharma, Dinesh K."]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2506"]
[BlackElo "2283"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,77,18,22,33,36,14,30,22,30,36,14,64,54,44,43,73,24,29,26,33,41,19,47,77,60,91,84,139,43,87,-177,-166,-564,-536,-477,-243,-254,-257,-266,-273,-254,-260,-253,-258,-242,-267,-247,-224,-249,-131,-124,-127,-119,-106,-121,-4,-4,0,-50]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 O-O 10. O-O-O a6 11. Nb3 Bb4 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 12. Kb1 f6 13. exf6 Nxf6 {White has an edge.} 14. Bd3 Ng4 $1 15. Bg1 Nf6 {[#]} (15... Bxc3 $11 16. bxc3 g6) 16. h3 $146 ({Predecessor:} 16. a3 Bd6 17. Na4 b5 18. Nb6 Rb8 19. Nxc8 Qxc8 20. Re1 Re8 21. g3 Qc7 22. Be3 {1-0 (51) Smythe,A (2153)-Sowden,E (2323) ICCF email 2011}) 16... Kh8 17. a3 $36 {[%mdl 2048] White has good play.} Bd6 18. Be3 (18. g4 $16) 18... b5 $11 19. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} b4 20. axb4 Nxb4 21. Be2 a5 22. g5 $1 Ng8 23. h4 {White is more active.} a4 (23... Ne7 $142) 24. Nc1 (24. Nd4 $1 $16) 24... Ne7 (24... a3 $14) 25. Bg4 $2 {[%mdl 8192]} (25. h5 $1 $16 {[%cal Rh5h6]}) 25... a3 $19 26. h5 $2 (26. b3 {is tougher.}) 26... axb2 {( -> ...Qa5)} 27. Nb3 {Prevents Qa5.} Kg8 (27... e5 $142 28. Bxc8 Qxc8) 28. h6 {Threatens to win with hxg7.} g6 29. Kxb2 ({Wrong is} 29. Qd4 $2 e5 30. Qb6 Qxb6 31. Bxb6 Bxg4 $19) 29... e5 30. fxe5 Bxe5 {Hoping for ...Ra2+.} ({Don't play} 30... Bxg4 31. exd6 Nec6 32. Bc5 $16) 31. Bd4 Bxg4 32. Bxe5 Bxd1 33. Rxd1 Nec6 34. Bf6 {[#]} Rxf6 (34... Na5 $1 $19 {[%cal Ra5c4][%mdl 512]} 35. Bxd8 Nc4+ 36. Kc1 Nxd2 37. Rxd2 Raxd8) 35. gxf6 $17 Qxf6 {Strongly threatening ...Ra2+.} 36. Kb1 {Inhibits Ra2.} Rd8 37. Nb5 {Inhibits d4.} Qe5 (37... Rb8 $17 38. Qc3 Qe5) 38. Re1 $1 $11 Qf6 39. N5d4 {Weighted Error Value: White=0.44/Black=0.36} (39. Rd1 $11) 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "2.14"]
[White "Aaryan Varshney"]
[Black "Harsha Bharathakoti"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2277"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,100,0,0,3,17,0,3,-7,-12,-4,-30,-72,-22,-73,-70,-121,-119,-114,-115,-136,-125,-114,-131,-199,-169,-168,-170,-174,-166,-151,-147,-170,-117,-162,-137,-165,-37,-282,-288,-325,-273,-264,-222,-223,-222,-220,-214,-228,-140,-178,-108,-172,-77,-73,-36,-40,0,0,0,0,22,-91,-15,-121,0,0,0,0,0,0,0,0,0]} 1. d4 e6 2. c4 d5 3. Nc3 Bb4 4. Nf3 dxc4 5. e3 b5 6. a4 c6 7. Bd2 a5 8. axb5 Bxc3 9. Bxc3 cxb5 10. b3 Bb7 11. bxc4 b4 12. Bb2 Nf6 13. Bd3 O-O 14. O-O Nbd7 15. Nd2 Qc7 {[%cal Oa5a4]} 16. Bc2 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} h6 17. h3 Rfd8 {[#]} 18. c5 $146 ({Predecessor:} 18. e4 Nb6 19. d5 Nxc4 20. Bxf6 gxf6 21. Qg4+ Kf8 22. Nxc4 Qxc4 23. Rac1 Rac8 24. Qf4 {1-0 (43) Voll,A (2567)-Achilles,E (2439) ICCF email 2017}) 18... e5 19. Ba4 {[%cal Oc5c6]} exd4 $40 {[%mdl 128] Black attacks.} 20. exd4 (20. Bxd4 $11 Nxc5 21. Rc1) 20... Nf8 (20... Nd5 $17 {Threatens to win with ...Nf4.} 21. Qf3 Ra6) 21. Re1 (21. Nf3 $11 {remains equal.}) 21... Ne6 $17 22. Nb3 ({White should try} 22. Nf3 $15) 22... Bd5 {...Nf4 is the strong threat.} 23. Nd2 Nf4 24. Nf3 Qb7 25. Re3 Ra6 26. Rc1 (26. Bc1 $17) 26... Bc6 27. Bxc6 Qxc6 28. Qf1 a4 29. Ne5 Qa8 30. Rf3 N4d5 (30... N6d5 $1 $19 31. g3 f6 $1) 31. c6 (31. Ra1 $17) 31... Rb6 {White must now prevent ...a3.} 32. Qc4 (32. c7 $2 Rc8 33. Ba1 (33. Nc4 $2 Rc6 $19) 33... Rxc7 $19) 32... Qa6 (32... a3 $19 33. Ba1 (33. c7 $2 Rc8 $19) 33... Rc8) 33. Qxa6 $2 ({White should play} 33. Rxf6 $1 $15 Qxc4 34. Nxc4 gxf6 35. Nxb6 Nxb6 36. d5 (36. c7 Rc8 $17)) 33... Rxa6 $19 34. Rc4 Rb6 35. Rc5 a3 36. Bxa3 bxa3 37. Rxa3 {[%cal Oe5d7]} Nc7 38. Ra7 Nfd5 39. Nc4 Rb1+ 40. Kh2 Kf8 (40... Rc1 $1 $19 {has better winning chances.} 41. Nb6 Rxc5 42. dxc5 Re8) 41. Ne3 $17 Nxe3 42. Rxc7 Nf1+ 43. Kg1 Nd2+ 44. Kh2 Ne4 45. Re5 {[#]} (45. Rd7 $1 $11 Rxd7 46. cxd7) 45... Nd6 (45... Nxf2 $2 46. Ree7 Kg8 47. Rcd7 $18 (47. Rxf7 Rh1+ 48. Kg3 Ne4+ 49. Kh4 g5+ 50. Kh5 Rc1 $11)) (45... Re8 $1 $17 {And now ...Rxe5 would win.} 46. f3 Rxe5 47. dxe5 Ng5) 46. Rd5 {[#]} (46. Ree7 $11) 46... Rbb8 (46... Rb6 $1 $17 {aiming for ...Ra6.} 47. f3 g6) 47. Ra7 $11 {The position is equal.} Ne8 48. c7 Nxc7 $1 49. Rxd8+ Rxd8 50. Rxc7 Rxd4 {And White is the lucky defender.  Weighted Error Value: White=0.28 (precise) /Black=0.32} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.1"]
[White "Nigmatov, Ortik"]
[Black "Erigaisi Arjun"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "2445"]
[BlackElo "2633"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,96,20,21,22,8,4,-3,0,-15,-1,-33,0,-10,34,13,31,30,28,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,-8,-16,-106,-112,-116,-111,-112,-100,-369,-378,-361,-383,-328,-217,-348,-321,-314,-324,-321,-308,-313,-206,-298,-297,-388,-389,-470,-468,-478,-431,-452,-425,-458,-456,-468,-466,-535,-513,-689,-699,-689,-674,-604,-588]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Be7 9. f3 Nxd4 10. Qxd4 b5 {B66: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 h6.} 11. h4 {11.h4 has lost popularity.} Bb7 12. g4 O-O {The position is equal.} 13. h5 h6 14. Bh4 Rc8 15. a3 {[#]} d5 $146 (15... Re8 $11) ({Predecessor:} 15... Rc5 16. Rg1 e5 17. Qd3 Ne8 18. Bf2 Rc7 19. Kb1 Bg5 20. a4 b4 21. Nd5 Bxd5 22. Qxd5 {0-1 (43) Lkhagvasuren,T (2385)-Nicevski,R (2380) Gdynia 1988}) 16. e5 $1 $14 Nd7 17. Bxe7 Qxe7 18. f4 f6 19. exf6 Qxf6 20. Ne2 e5 21. fxe5 Qxe5 {[%cal Of8f1] ...Rxf1! is the strong threat.} 22. Nc3 Qg5+ 23. Kb1 Rf4 24. Qa7 Nc5 {And now ...d4 would win.} 25. Bg2 {[%cal Rg2d5]} Rf7 {[%cal Od5d4]} 26. Rhf1 $132 {[%mdl 2048] White is not keeping still} Rfc7 {[%cal Od5d4] White must now prevent ...d4!} 27. Qb6 {[%cal Rc3d5]} d4 28. Ne4 Qxg4 $17 (28... Bxe4 $6 29. Bxe4 Nxe4 30. Qe6+ Kh8 31. Qxe4 $11) (28... Nxe4 $6 29. Qe6+ Kh8 30. Bxe4 Bxe4 31. Qxe4 $11) 29. Bf3 Qh3 30. Nf6+ gxf6 31. Rg1+ $2 {[%mdl 8192] This move loses the game for White.} (31. Bxb7 $17 {was necessary.} Rxb7 32. Qxf6) 31... Kf7 $19 32. Bg4 {[#]} Qh2 (32... Qh4 33. Bxc8 Rxc8 34. b4 $16) 33. Bxc8 Rxc8 {Dancing on a razor blade.} ({And not} 33... Rc6 {[#]} 34. Be6+ $1 {[%mdl 512]} (34. Qd8 Rxc8 35. Qxd4 Be4 $17) 34... Kxe6 35. Qd8 $11) 34. Qa7 (34. Rg6 $142 Qxc2+ 35. Kxc2 Nd7+ 36. Kd3 Nxb6 37. Rxh6) 34... Qc7 {Strongly threatening ...Ra8.} ({Inferior is} 34... Qxh5 35. b4 Rc7 36. Qb8 $11 (36. bxc5 Qxc5 37. Qxc5 Rxc5 $11)) 35. Rxd4 Be4 36. Qxc7+ Rxc7 {[%cal Bc8c7,Bc7d7,Bd7d5,Bd5d6,Bd6e6][%mdl 32]} 37. Rd2 Rd7 38. Rf2 (38. Kc1 {was called for.}) 38... Rd5 39. b4 Na4 40. Rgf1 f5 {Black is clearly winning.} 41. Rg1 Rd6 42. Kc1 Nb6 43. Rd2 Nd5 44. Kd1 Re6 45. Rd4 Kf6 46. Kd2 Ke5 47. c3 f4 48. Re1 {[#]} Nxc3 $1 {[%mdl 512] Weighted Error Value: White=0.35/Black=0.08 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.2"]
[White "Shyaamnikhil, P."]
[Black "Sethuraman, S.P."]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "2442"]
[BlackElo "2619"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,65,0,-12,0,-33,-30,-30,-18,-33,0,-39,-44,-39,-18,-47,-21,-33,-26,-44,-1,-35,-15,-35,-15,-23,-28,-57,-55,-33,-41,-71,-8,-12,-8,-13,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 8. f4 b4 9. Nd1 e6 10. Ne2 Nd4 11. O-O Ne7 {B26: Closed Sicilian: 3 g3, lines with early Be3.} 12. Nc1 O-O 13. c3 bxc3 {Black has an edge.} 14. bxc3 Qa5 15. Kh1 Ndc6 16. Ne2 {[#]} Qa3 $146 ({Predecessor:} 16... Bd7 17. g4 f5 18. gxf5 exf5 19. Ng3 Rb6 20. Rg1 Nd8 21. Rc1 Be6 22. exf5 Nxf5 23. Nxf5 Rxf5 24. Nf2 {0-1 (24) Gil Bohorquez,A (1730)-Romero Echeverria,A (1958) Banos de Agua Santa 2020}) 17. Nf2 f5 (17... Rb2 $2 18. Qc1 Ba6 19. Nd1 Bxd3 20. Rf2 $18) 18. Rab1 Ba6 19. Qc2 h6 (19... c4 $15) 20. g4 (20. Bc1 $5 {[%cal Rc1a3]} Qa5 21. Be3 $11) 20... Qa5 (20... c4 {looks sharper.} 21. gxf5 exf5 22. exf5 Rxb1 23. Rxb1 Nxf5 24. Bc1 Qa5) 21. Rxb8 Rxb8 22. gxf5 exf5 23. Rb1 Rxb1+ 24. Qxb1 Kh7 25. Bd2 fxe4 (25... c4 $17 26. exf5 {[#]} Nxf5 $1 27. Bxc6 Qc5) 26. Nxe4 $11 {The position is equal.} Qc7 27. N2g3 Qd7 28. h3 Qe6 29. Kh2 Bc8 30. Qc2 Bd7 31. Qb1 Bc8 32. Qc2 Bd7 33. Qb1 {Weighted Error Value: White=0.12 (very precise) /Black=0.15 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.3"]
[White "Saptarshi, Roy"]
[Black "Lalith Babu M R"]
[Result "0-1"]
[ECO "C91"]
[WhiteElo "2402"]
[BlackElo "2563"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,84,0,-13,0,-14,0,-6,0,-38,-28,-58,-43,-51,0,-43,0,0,25,12,0,6,41,28,83,81,55,51,60,52,62,66,47,48,52,52,68,-8,-22,-54,-53,-83,0,0,0,-127,-133,-134,-139,-332,-323,-331,-312,-350,-330,-406,-450,-848,-792]} 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. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]} Bg4 10. d5 Na5 11. Bc2 Qc8 12. h3 Bd7 13. Nbd2 c6 14. dxc6 Qxc6 15. Nf1 Rfc8 {C91: Closed Ruy Lopez: 7...d6 8 c3 0-0 9 d4.} 16. a3 Be6 17. Ng3 Nc4 {[#] The position is equal.} 18. Nh4 $146 ({Predecessor:} 18. Nf5 Bf8 19. Rb1 h6 20. N3h4 Kh8 21. Qf3 Ng8 22. Ne3 Nb6 23. Rd1 a5 24. Nd5 Bxd5 25. exd5 {0-1 (91) Fedoseev,V (2203)-Khusenkhojaev,M (2373) Peterhof 2009}) 18... g6 19. Rb1 Bf8 20. Bg5 Bg7 (20... Nd7 $15) 21. Qc1 (21. Nhf5 $11 gxf5 22. exf5) 21... Qe8 (21... d5 $15) 22. Nhf5 $11 Bxf5 23. exf5 d5 {Inhibits Ne4.} 24. h4 {[%cal Oh4h5]} Rc6 25. h5 gxh5 (25... e4 $11) 26. Bxf6 $16 Bxf6 27. Nxh5 Kh8 28. b3 Nb6 29. c4 {aiming for cxd5.} Qe7 (29... dxc4 $2 30. Be4 Be7 31. Bxc6 Qxc6 32. Rxe5 $18) 30. Qh6 {[%cal Oc4c5] Threatens to win with c5!} bxc4 31. bxc4 Nxc4 32. Ba4 ({White should try} 32. Rbd1 $1 $14) 32... Rd6 $11 {[%cal Bc6d6,Bd6d7,Bd7d5][%mdl 32] White must now prevent ...Rg8.} 33. Rb7 Qf8 {The board is on fire.} (33... Qxb7 $2 34. Nxf6 Rxf6 35. Qxf6+ Kg8 36. Bc6 $18) 34. Qc1 {[#]} Qg8 (34... e4 $1 $17 35. Nxf6 Rxf6) 35. Bb3 Na5 36. Rd7 {[#]} Bg5 $1 $36 {[%mdl 2560] Black is on the roll.} 37. Qc7 Rxd7 38. Qxa5 {Now White is beyond hope.} (38. Qxd7 $17 Nxb3 39. Qxd5) 38... f6 $19 39. Rd1 Qd8 40. Qa4 Rb8 41. Ba2 Rb2 42. Rxd5 (42. Bb1 $142) 42... Rxd5 {Weighted Error Value: White=0.43/Black=0.14 (very precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.4"]
[White "Visakh N R"]
[Black "Tahbaz Arash"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2522"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,47,6,10,0,0,0,0,0,0,0,30,27,43,62,36,47,91,91,91,93,109,80,117,128,531,514,1277,1234]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O Nbd7 7. Nbd2 c6 8. Qc2 b6 9. e4 dxc4 10. Nxc4 Bb7 11. Rd1 c5 12. Nfe5 {E09: Closed Catalan: Main Line: 7 Qc2 c6 8 Nbd2.} cxd4 $1 13. Rxd4 Qc7 14. Bf4 {[#] Black must now prevent Nxd7. The position is equal.} Nxe5 15. Bxe5 Qc5 16. Qd1 $1 {Prevents Ng4.} Rad8 {[%cal Ob7e4] ...Bxe4! is the strong threat.} 17. Bd6 $36 {[%mdl 2048] Black is under pressure.} Bxd6 18. Nxd6 {[#] Strongly threatening Rc1.} Ba8 $146 (18... Bxe4 $14 19. Rc1 Bxg2 20. Rxc5 bxc5) ({Predecessor:} 18... Bxe4 19. b4 Qe5 20. f4 Qxd4+ 21. Qxd4 Bxg2 22. Kxg2 Ne8 23. Qg1 Nxd6 24. Rd1 Rd7 {1-0 (42) Lew,H (2308)-Struhar,J (2180) ICCF email 2008}) 19. Rc1 $16 Qa5 20. a4 {White is more active.} Rd7 21. b4 Qg5 22. f4 Qg6 {[%mdl 8192]} (22... Qh6 $16) 23. Nc8 $18 Rb7 (23... Nd5 $142 24. exd5 exd5) 24. Rd8 {Weighted Error Value: White=0.04 (flawless) /Black=0.66} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.5"]
[White "Iniyan, P."]
[Black "Abdisalimov, Abdimalik"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2516"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,15,8,10,19,12,7,12,7,0,0,12,42,45,74,76,72,71,73,70,66,81,70,69,114,103,116,114,113,111,137,68,76,33,41,31,51,30,39,6,24,16,35,41,49,53,43,50,22,31,53,41,36,13,31,11,35,8,8,8,204,212,232,235,554,494,1493,226,228,248,237,228,1033,988,988,988,1381,1268,6134,1735,12844,2550,8962,11313,8885,7593,2335,1671,6113,5093]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Ngf6 5. O-O a6 6. c4 {To avoid b5. B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} e6 {[%cal Ob7b5]} 7. Nc3 {Inhibits b5.} Be7 8. d4 {The position is equal.} cxd4 9. Qxd4 O-O 10. Rd1 Qc7 11. Bxd7 Bxd7 12. Bf4 $1 {Threatens to win with e5.} Bc6 13. Bxd6 Bxd6 14. Qxd6 Qxd6 15. Rxd6 Bxe4 16. Ne5 $1 Rfd8 (16... Rfc8 $14) 17. Rad1 $16 {White is more active.} Rxd6 18. Rxd6 Rc8 19. f3 $1 {[#]} Bg6 $146 ({Predecessor:} 19... Bc2 20. Rd2 Bg6 21. Na4 Kf8 22. Nb6 Rc7 23. b4 Ne8 24. c5 f6 25. Nec4 Ke7 {1-0 (48) Milliet,S (2390)-Hernandez,C (2352) Barcelona 2020}) 20. Rb6 (20. b4 $1 $16) 20... Rc7 $14 21. c5 (21. a4 $16) 21... Rxc5 {[#]} 22. Rxb7 $1 {Rb8+ would kill now.} Kf8 $1 23. f4 Ke8 24. h4 Nd5 25. Nxg6 hxg6 $11 {[%mdl 4096] Endgame KRN-KRN} 26. Ne4 Rc7 27. Rxc7 Nxc7 $14 {KN-KN} 28. g3 Kd7 29. Kf2 Kc6 30. Ke3 Kd5 31. Ng5 f6 32. Nh7 Nb5 (32... Kd6 $5 {[%cal Rd6e7]}) 33. g4 Nd6 34. b3 Ne4 $2 {A mistake that costs the game.} (34... a5 $11) 35. Nf8 $18 {[%cal Of8e6] aiming for Nxe6!} Nc3 {[%cal Og6g5]} 36. Nxg6 Nxa2 $2 (36... e5 37. h5 Ke6) 37. h5 e5 (37... Nb4 $142 38. g5 fxg5) 38. fxe5 $2 (38. g5 {Strongly threatening gxf6.} fxg5 39. fxg5) 38... Ke6 (38... fxe5 $2 39. g5 Nc1 40. h6 gxh6 41. gxh6 $18) 39. exf6 Kxf6 {[#]} 40. Kf4 $1 Nc1 $2 (40... Nc3 41. g5+ Kf7) 41. g5+ {White is clearly winning.} Kf7 42. Kf5 Kg8 43. Ne7+ Kf7 {[#]} 44. Nc6 $1 {White threatens g6+ and mate.} Kg8 45. b4 (45. g6 $142 Ne2 46. h6 Ng3+ 47. Kf4 Nh5+ 48. Kg5) 45... Nd3 46. Ke4 Nf2+ 47. Ke3 Nd1+ 48. Kd4 {Black must now prevent Nb8.} g6 49. Ne7+ {Weighted Error Value: White=0.30/Black=0.33} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.6"]
[White "Shahil, Dey"]
[Black "Mosadeghpour, Masoud"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2400"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,117,31,32,28,20,27,44,7,6,-7,0,-7,0,-16,-10,-11,-15,-8,-9,-14,54,66,66,69,72,75,68,20,37,42,38,18,23,21,29,16,44,39,49,39,39,39,41,39,48,41,41,41,50,50,55,50,91,58,94,85,92,89,97,93,94,93,93,83,75,73,222,40,31,12,195,141,468,466,460,423,439,428,713,745,619,600,435,435,920,836,2373,2339,2373,2350,29965,29967,29965,29962,29965,29966,29957,5616,29965,29968,29972,29972]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 {8...Bd7 scores better than 8...h6.} 9. f3 Be7 10. Nxc6 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.} Bxc6 11. Kb1 Qc7 12. Ne2 {[#] White is slightly better.} Rc8 $146 {[%cal Oc6e4]} (12... h6 $5 {[%cal Rh6g5]} 13. Bf4 e5 $11) ({Predecessor:} 12... b5 13. Nd4 Bd7 14. c3 Rb8 15. h4 h6 16. Be3 h5 17. Bg5 a5 18. Bd3 Qb6 {½-½ (44) Winkelman,A (2143)-Tabatabaei,M (2642) New Delhi 2019}) 13. Nd4 {[#]} Bxe4 $1 14. fxe4 Nxe4 15. Qe1 {And now Bxe7 would win.} Nxg5 16. h4 {[#]} e5 $1 {Hoping for ...Ne6.} 17. hxg5 {Threatens to win with Nf3.} exd4 18. Bd3 {Active counter play!} Kd8 (18... Qc5 $11) 19. Bf5 $14 Bxg5 20. Bxc8 Kxc8 21. Rxd4 Bf6 22. Rd3 (22. Rb4 $14) 22... Qb6 {[%csl Gf6][%cal Rb6b2]} 23. Rb3 {[%mdl 1024] White has compensation.} Qc6 24. Qf2 Re8 25. a3 h6 $1 26. Rd1 {[%cal Bh1d1,Bd1d3,Bd3b3,Bb3b4][%mdl 32]} Kc7 27. Rdd3 Kb8 28. Rb6 Re1+ $1 29. Qxe1 Qxb6 {[%csl Gf6][%cal Rb6b2][%mdl 4096] Endgame KQR-KQB} 30. Rb3 Qc6 31. Qe2 Be5 32. g4 f6 33. Qd3 d5 34. Rb4 d4 (34... Ka7 $14) 35. Qb3 Qd7 36. Qf3 Ka7 37. Qe4 Kb8 38. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} Ka7 39. a5 Kb8 40. Qd3 {Strongly threatening Qxa6.} Qc6 41. Qb3 g6 {[#]} (41... Ka7 $16 {is a better defense.}) 42. Qg8+ $2 (42. Rb6 $1 $18 {[%cal Rb6c6]} Qg2 43. Re6 Qf1+ 44. Ka2) 42... Ka7 43. Rc4 Qe4 {Black is on the road to losing.} (43... Qb5 $11) 44. Ka2 ({Better is} 44. Qd8 $18 {Rc8 would kill now.} Bb8 45. Qb6+ (45. Rxd4 Qe6 $16) 45... Ka8 46. Rxd4 Qe1+ 47. Ka2) 44... Qe1 $2 {[%mdl 8192]} (44... Qxg4 $2 45. Rc8 Qxc8 46. Qxc8 $18) (44... Bb8 $16) 45. Qd8 $18 ({Less strong is} 45. Qd5 Bb8 46. Qxd4+ (46. Rxd4 Bc7 $18) 46... Ka8 $18) 45... Bb8 46. Qxd4+ Ka8 47. Qd5 Qe5 (47... Qe7 $142 48. Rc8 Ka7 49. Qd4+ Ka8) 48. Qxe5 Bxe5 {KR-KB} 49. Rc8+ Ka7 50. Rg8 h5 (50... Bc7 $142 51. Rxg6 Bf4 52. Rxf6 Bg5) 51. Rxg6 hxg4 52. Rxg4 Bc7 53. b4 f5 54. Rg7 Bf4 55. Rf7 Bd2 56. Kb3 f4 57. Rf8 (57. c4 $142 Ka8 58. Rf8+ Ka7 59. c5 Be1 60. Rxf4 Bd2 61. Rf5 Kb8 62. Kc4) 57... Be3 58. c4 Bd2 59. Ka4 {Weighted Error Value: White=0.12 (very precise) /Black=0.61} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.7"]
[White "Mitrabha, Guha"]
[Black "Gusain, Himal"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2510"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,153,16,22,9,14,6,64,66,93,64,83,14,13,9,11,16,12,19,23,21,20,13,14,11,36,36,39,40,45,46,42,44,44,42,45,40,57,53,139,145,137,147,98,8,8,8,8,8,8,10,127,128,363,335,543,532,473,368,445,366,487,476,476,468,459,453,542,141,156,105,105,105,105,105,107,125,227,85,96,100,125,99,100,100,100,100,100,99,100,70,70,72,81,81,81,81,81,80,80,64,81,81,80,36,36,41,80,80,80,80,80,12,160,81,372,364,502,459,542,394,7789,7282,7402,6246,6574,5605,5263,4947,3141,1448,29985,29986]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Nbd2 O-O 6. Bg2 b6 7. O-O Bb7 8. Ne5 Nbd7 9. Qa4 Bd6 10. Nxd7 Qxd7 11. Qxd7 Nxd7 12. cxd5 exd5 {[#]} 13. Nc4 $1 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} Be7 (13... Bb4 14. Bf4) 14. Bf4 Bd8 (14... Rfe8 $11) 15. Rac1 $14 {White is slightly better.} Re8 {[#]} 16. Rfe1 $146 ({Predecessor:} 16. Bf3 g6 17. Rc2 Nf8 18. Ne5 Ne6 19. Be3 c5 20. dxc5 bxc5 21. Nd3 c4 22. Nb4 {0-1 (52) Nielsen,J (2220)-Holst,A (2270) Denmark 1992}) 16... g6 17. Bh3 Nf8 $11 18. Ne5 Ne6 19. Be3 c5 20. dxc5 bxc5 21. Bg2 Re7 {Prevents Nd7.} 22. Nd3 c4 23. Nc5 Nxc5 24. Bxc5 Re6 25. e3 {[%cal Be2e3,Be3d4][%mdl 32]} Bf6 26. b3 Rc8 27. Bxa7 Ra6 28. Bd4 Bxd4 29. exd4 {[%cal Oc1c4]} Rxa2 30. bxc4 Rd2 ({Better is} 30... Ra4 $14) 31. Re7 $1 $16 (31. Bxd5 Bxd5 32. cxd5 Rxc1 33. Rxc1 Rxd4 $14) (31. cxd5 $6 Rxc1 32. Rxc1 Rxd4 $11) 31... Ba8 32. Bh3 $1 $36 {[%mdl 2048] White has strong initiative.} f5 33. c5 (33. Bg2 $16) 33... Rxd4 $11 34. Bf1 {Threatens to win with Ba6.} Bc6 35. Ba6 Ra8 36. Rb1 Kf8 (36... Ra4 $11 37. Bb7 Ra1 $1 38. Rxa1 Rxa1+ 39. Kg2 Ra7) 37. Rxh7 $16 {White is much more active.} Kg8 $2 (37... Ra4 $16 38. Bb7 Ra1 39. Rxa1 (39. Bxc6 Rxb1+ 40. Kg2 Ra5 $17) 39... Rxa1+ 40. Kg2 Bxb7 41. Rxb7 Rc1) 38. Rc7 $18 Be8 (38... Ra4) 39. Bb7 Rd8 40. h4 Rc4 41. Bc8 Re4 {Prevents Be6+.} 42. h5 gxh5 43. Bxf5 Re5 44. Bh7+ Kf8 45. Bd3 $2 (45. Rbb7 $1 $18 {and the rest is easy.}) 45... Re7 $16 {[#] To avoid Rg7} 46. Rbb7 ({White should play} 46. Rxe7 $1 {Black must now prevent Rh7.} Kxe7 47. Re1+ Kf8 48. Kg2) 46... Rxc7 47. Rxc7 {[%mdl 4096] Endgame KRB-KRB} Ra8 48. Kg2 Ra3 49. Bf5 d4 (49... Rc3 $16 {might work better.} 50. Kf1 d4) 50. Rc8 (50. c6 $18 {is the precise move to win. Hoping for Rc8.} Rc3 51. Be4) 50... Ke7 51. c6 {[%cal Oc8e8]} Rc3 52. c7 {[%cal Oc8e8]} Bc6+ (52... Bd7 $2 53. Bxd7 Kxd7 54. Rd8+ Kxc7 55. Rxd4 $18) 53. Kh3 {Strongly threatening Rh8.} Kd6 (53... Bd7 54. Bxd7 Kxd7 55. Rd8+ Kxc7 56. Rxd4 $18) 54. Rd8+ Kxc7 55. Rxd4 Rf3 {[%csl LRf2,LRf5]} 56. Bg6 {aiming for Rc4.} Rxf2 57. Bxh5 Rf8 58. Kh4 Rd8 59. Rc4 {And now Bf3 would win.} Kd6 60. g4 Bd5 61. Ra4 Ra8 62. Rb4 ({Much worse is} 62. Rxa8 $6 Bxa8 63. Bg6 Ke7 $11) 62... Ke7 63. Rb5 (63. Kg5 $16) 63... Be6 $14 64. Rb7+ Kf6 65. g5+ Ke5 66. Rb5+ Kf4 {[#]} 67. g6 ({White should try} 67. Rb4+ $1 $16 Ke5 68. Bg4) 67... Ba2 (67... Ra1 $1 $11 68. Rb4+ Kf5) 68. Rb2 (68. Bg4 $142) 68... Ra4 $2 {[%mdl 8192]} (68... Bd5 $16) 69. Bg4 $18 Bd5 70. Rf2+ Ke5 71. Kg5 {Threatening mate with Rf5+.} Ra7 $2 (71... Bb3 72. Re2+ Kd6) 72. Re2+ Kd6 73. Kf6 Ra8 74. g7 {White threatens Rd2 and mate.} Ra7 75. Rd2 Kc6 76. Bh5 {White wants to mate with Be8+.} Rb7 77. Be8+ {Weighted Error Value: White=0.32/Black=0.28 (precise)} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.8"]
[White "Poormosavi Seyed Kian"]
[Black "Fawzy, Adham"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2229"]
[BlackElo "2490"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,95,27,27,27,28,28,21,22,25,27,24,24,24,29,29,20,6,59,61,59,64,60,27,54,33,49,49,56,53,78,50,61,16,20,17,17,0,52,53,113,53,52,27,52,58,71,61,60,45,91,114,120,110,109,95,112,107,114,62,126,131,143,133,147,135,120,124,131,118,342,296,342,306,595,589,737,717,737,635,4133,2497,1983,1573,693,683,29984,29985]} 1. e4 c5 2. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 g6 {Recently 6...Be6 got a lot of attention. B32: Sicilian: Löwenthal and Kalashnikov Variations.} 7. N1a3 Be6 8. Be2 a6 {The position is equal.} 9. Nc3 Bg7 10. Nc2 Nf6 11. O-O O-O 12. Be3 (12. Bg5 {with more complications.} Nd4 13. Nxd4 exd4 14. Nd5 Bxd5 15. cxd5 Rc8 16. Bd3) 12... Rc8 13. Qd2 {[#]} Nd4 $146 (13... Ne7 $11) ({Predecessor:} 13... Na5 14. b3 b5 15. Rfd1 bxc4 16. b4 Nc6 17. Qxd6 Nd4 18. Qxa6 {½-½ (35) Womacka,M (2436)-Halkias,S (2530) Germany 2020}) 14. Nxd4 $14 exd4 15. Bxd4 {Black must now prevent b3.} (15. Qxd4 Nd5 $1 16. Qd2 Nxe3 17. Qxe3 Bxc4 $15) 15... Bxc4 16. Rfd1 Re8 (16... Nxe4 $2 17. Nxe4 Bxd4 18. Qxd4 $18 (18. Bg4 f5 $14)) 17. Bf3 b5 18. b3 Be6 19. Qb2 Qe7 20. h3 Red8 21. Rac1 (21. Rd3 $14 {is superior.}) 21... Bh6 $11 22. Rc2 Nd7 23. Bg4 Bf4 (23... Bxg4 $11 24. hxg4 b4) 24. Bxe6 $14 Qxe6 ({Black should try} 24... fxe6 $14 25. Ne2 Bg5) 25. f3 (25. Nd5 $16 Be5 26. Rc7) 25... Nf6 26. Ne2 Be5 27. Rdc1 {[%cal Bd1c1,Bc1c2,Bc2c6][%mdl 32]} Rxc2 28. Rxc2 (28. Qxc2 d5 $11) 28... Nh5 29. Rc6 f5 (29... a5 $14 {is more appropriate.}) 30. Bxe5 $16 Qxe5 31. Qxe5 dxe5 {[#]} 32. exf5 $1 {[%mdl 4096] Endgame KRN-KRN} (32. Rxa6 Rd2 33. Kf1 fxe4 $14) 32... Rd2 33. Kf1 ({But not} 33. fxg6 $2 Rxe2 34. Rxa6 Nf4 $19) 33... gxf5 34. g4 ({White should play} 34. Rxa6 $16 {Threatens to win with Ra5.} Kf7 35. Ra5) 34... Ng7 (34... fxg4 $14 35. fxg4 (35. hxg4 Nf4 $16) 35... Nf4) 35. Rxa6 Kf7 36. Ng3 e4 37. gxf5 exf3 38. Ra7+ Kf8 {[#]} 39. f6 $1 Ne8 {This costs Black the game.} (39... Ne6 $16 {was worth a try.}) 40. Ne4 $18 ({Weaker is} 40. Rxh7 Nxf6 41. Rh4 Nd5 $14) 40... Rd5 41. Rxh7 Re5 $2 (41... Nd6 {keeps fighting.} 42. Nxd6 Rxd6) 42. Rh4 b4 43. Kf2 Ra5 44. Kxf3 Rxa2 45. Rh8+ Kf7 46. Rh7+ Kf8 47. f7 {Intending Ng5 and mate.} Ng7 48. Ng5 {Weighted Error Value: White=0.08 (flawless) /Black=0.51} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.9"]
[White "Karthik Venkataraman"]
[Black "Liyanage, Ranindu Dilshan"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2485"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,60,15,12,8,6,11,6,6,5,39,17,12,19,17,13,12,8,14,9,16,16,10,12,12,-24,-31,-31,-19,-41,20,8,24,22,33,0,0,0,0,0,0,0,0,0,0,-21,-29,-54,-39]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 {[%cal Bf1b5,Bb5d3,Bd3e4][%mdl 32]} Bd7 7. Nxc6 bxc6 8. Bd3 Bd6 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5.} 9. Qe2 e5 {is now debated instead of 9...Ne7.} 10. exd5 cxd5 {The position is equal.} 11. c4 Nf6 {[%cal Bg8f6,Bf6d5,Bd5f4][%mdl 32]} 12. cxd5 Nxd5 13. Be4 Nf4 14. Qa6 Bc5 {[#] And now ...0-0 would win.} 15. O-O $1 Rb8 {...0-0 is the strong threat.} 16. Nb3 Bb6 17. Bxf4 exf4 18. Rad1 {[%cal Oe4c6] [#] Threatens to win with Bc6!} O-O {[%cal Od8f6]} 19. Qe2 {[#]} (19. Bxh7+ $5 Kxh7 20. Qd3+ Kg8 21. Qxd7 $11) 19... Re8 $146 ({Predecessor:} 19... g6 20. Qf3 Qc7 21. Nc1 Rfe8 22. Ne2 Bb5 23. Bd3 Bc6 24. Qxf4 Qb7 25. Qg4 Rbd8 {1-0 (60) Bivol,A (2392)-Kashlinskaya,A (2493) Ufa 2021}) 20. Qf3 {[%cal Oe4f5]} Qe7 21. Bd3 Ba4 ({Black should try} 21... Rbd8 $15) 22. Qxf4 $11 Bxb3 23. axb3 $40 {[%mdl 128] White mounts an attack.} Qe5 24. Qh4 g6 25. Bc4 {[%cal Oc4f7] Strongly threatening Bxf7+!} Rbd8 26. Rxd8 Rxd8 27. Qh6 {To avoid Rd2} Qxb2 28. Qf4 {Prevents Rd6.} Rd7 29. h4 Qd4 30. Qb8+ Kg7 {Weighted Error Value: White=0.07 (flawless) /Black=0.09 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.10"]
[White "Mirzoev Azer"]
[Black "Srija, Seshadri"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2476"]
[BlackElo "2219"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,67,4,3,19,11,12,6,38,9,24,12,27,17,29,18,45,50,140,98,146,95,135,134,129,104,100,99,152,127,143,132,133,102,116,104,144,123,272,241,314,300,320,182,175,133,156,156,161,141,148,152,188,202,371,375,635,600,533,516]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Qc2 dxc4 5. Qxc4 Bg4 6. Nbd2 e6 {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} 7. g3 Nbd7 8. Bg2 Bd6 {The position is equal.} 9. O-O O-O 10. Qb3 Rb8 11. Nc4 Bc7 12. Rd1 Qe7 13. Bd2 b6 (13... Rfe8 $14) 14. Rac1 {[#]} (14. Nfe5 $142 Nxe5 15. Nxe5 (15. dxe5 Nd7 $14) 15... Bxe5 16. dxe5) 14... Rfe8 $146 (14... c5 $142) ({Predecessor:} 14... Rfd8 15. Nce5 Bxf3 16. Nxf3 c5 17. Qa3 a5 18. Be3 Bd6 19. Qb3 h6 20. dxc5 Bxc5 {1-0 (75) Kunte,A (2505)-Erigaisi,A (2342) Ahmedabad 2017}) 15. Ne3 ({White should try} 15. Nfe5 Nxe5 16. Nxe5 (16. dxe5 Nd7 $16) 16... Bxe5 17. dxe5) 15... c5 16. Nxg4 Nxg4 17. Bg5 Ngf6 18. dxc5 Nxc5 (18... bxc5 $142 19. Qc2 Red8) 19. Qc4 e5 20. Nh4 {[#] Threatens to win with b4.} g6 21. Bh3 {And now b4 would win. A strong pair of Bishops.} Bd8 22. Nf3 Ne6 23. Bh6 Ng7 {A mistake that costs the game.} (23... b5 $16 {was called for.} 24. Qh4 e4) 24. Qb5 $18 Ra8 25. Rc6 {[%cal Oc6f6] [#] Hoping for Rxf6!} e4 26. Nd4 (26. Ng5 $142) 26... Qe5 27. Bf4 (27. Kg2 $18) 27... Qh5 28. Qxh5 {White is much more active. Black has bad knights.} Nfxh5 29. Bh6 $36 {[%mdl 2048] White is in control.} Be7 30. Nb5 f5 31. e3 Kf7 $2 (31... Bf8 32. Bf1 Ne6) 32. Bf1 Rec8 (32... Kg8 33. Rd7 a6) 33. Bc4+ Kf8 34. Nc7 {Weighted Error Value: White=0.15 (very precise) /Black=0.38} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.11"]
[White "Ponkratov, Pavel"]
[Black "Aaryan Varshney"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2641"]
[BlackElo "2277"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,150,-16,-16,-2,34,31,34,19,31,18,100,95,75,81,90,91,96,95,98,108,109,104,120,69,76,90,102,92,104,75,87,94,85,86,92,86,112,102,113,107,100,91,116,-184,-181,-197,-186,-189,-190,-203,-147,-137,-132,-149,-149,-146,-140,-183,-183,-165,-83,-185,-182,-160,-160,-160,-160,-271,-161,-170,-170,-233,-226,-238,-217,-214,-197,-187,-174,-172,-169,-462,-460,-504,-529,-481,-476,-521,-510,-590,-568,-576,-575,-622,-591,-536,-484,-416,216,202,922,947,10737,675,668,652,668,668,651,646,654,620,586,565,875,863,879,858,1025,974,7102,6629,5193,808,767,743,29979,29980,29980,29981,29984,29985,29978,29979,29991,29992,29996,29997,29997,29998,29999]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. cxd5 exd5 7. Qc2 {A14: English Opening: 1...e6 with b3 by White.} c5 8. d4 Nc6 9. dxc5 {White is slightly better.} Ne4 10. Nc3 Nxc5 (10... Bf5 $1 $11) 11. Rd1 d4 {White must now prevent ...Nb4.} 12. Nb5 {[%cal Rb5d4] [#]} d3 $146 ({Predecessor:} 12... Ne6 13. e3 Bf6 14. Nbxd4 Nexd4 15. exd4 Bg4 16. Be3 Qa5 17. h3 Bf5 18. Qb3 Be4 {1-0 (62) Galliamova,A-Belakovskaia,A Kramatorsk 1989}) 13. exd3 Bf5 14. Be3 Nb4 15. Qd2 Nd5 16. Ne5 Re8 17. d4 (17. Nc3 $16 Nxc3 18. Qxc3 (18. bxc3 Qc7 $16)) 17... Ne4 $14 18. Qe2 Nef6 19. Nc3 {[%cal Oe5f7]} Be6 20. Qb5 Rb8 21. Bg5 a6 22. Qd3 {White is much more active.} h6 23. Bxf6 Bxf6 24. Ne4 Be7 25. Nc5 Bxc5 26. dxc5 {[%cal Rg2d5]} Qc7 {[%csl LRc5,LRe5]} 27. Nxf7 {[%mdl 8192]} Qxf7 $19 28. a3 (28. Bxd5 $2 Bxd5 29. Rac1 (29. Qxd5 $2 Re1+ 30. Rxe1 Qxd5 $19) 29... Bxa2 $19) 28... Nf6 29. b4 Bb3 30. Rd2 Rbd8 31. Qxd8 Rxd8 32. Rxd8+ Kh7 33. Re1 {Prevents Qe7.} Bd5 $1 34. Bf1 (34. Bxd5 $17 Nxd5 35. Rde8) 34... Be4 $1 {[%cal Of6g4]} 35. Rd4 {[#]} Bf5 (35... Ng4 $1 $19 {[%csl Gg4][%cal Rf7f2]} 36. Re2 Bc6 $1) 36. Bg2 (36. Bc4 $17 Qc7 37. Rd6) 36... Qa2 37. Bxb7 Qxa3 38. Rf4 Bh3 39. Rc4 (39. Rd1 $17) 39... Qa2 (39... Ng4 $142 {[%cal Og4e5] aiming for ...Ne5!} 40. Rd4 (40. Be4+ $2 g6 $19) 40... Ne5 $1 {[%mdl 512]} 41. Be4+ g6) 40. Rec1 Qd2 41. Bf3 {[#]} (41. Bh1 $142) 41... Ng4 $1 {[%mdl 512]} 42. Be4+ (42. R4c2 Qd3) 42... g6 $1 43. R4c2 Qxb4 44. Re2 Ne5 45. c6 Qa3 46. Rb1 (46. Rec2) 46... h5 47. c7 Nf3+ 48. Kh1 {[#]} Ng5 $1 49. Bb7 Qc5 (49... Qd3 50. Ree1 $17) 50. Rbe1 Kh6 51. f4 {And now Re5 would win.} Nh7 52. Re7 Nf6 {Hoping for ...Ng4.} 53. Bg2 Bf5 (53... Bxg2+ 54. Kxg2 a5 55. R1e5 Qc2+ 56. Kh3 $19) 54. h3 Nd7 $4 {[%mdl 8192] [#]} (54... Qc4 $19 {and life is good for Black.} 55. Kh2 Nd5) 55. Rf7 $1 $18 {Threatens to win with Re8. Chess con chili.} Nf8 $2 ({Weaker is} 55... Qxc7 56. Ree7 Qc1+ 57. Kh2 $16) (55... Nf6) 56. Re8 Nh7 57. c8=Q ({Less strong is} 57. Rxf5 Qxc7 58. Re6 h4 $16) (57. Rh8 $142 Qc1+ 58. Kh2) 57... Qxc8 58. Rxc8 Bxc8 {[%mdl 4096] Endgame KRB-KBN} 59. Kh2 Be6 60. Ra7 Bc4 61. Bb7 Nf6 62. Bxa6 Bd5 63. Bd3 Bg8 64. Kg2 Bd5+ 65. Kf2 Bg8 66. Ke3 {White threatens Kd4 and mate.} Nd5+ 67. Ke4 (67. Kd4 $142 Be6 68. Ra6) 67... Nb4 68. Bb5 {Strongly threatening g4.} Nd5 69. Ke5 {White mates.} Nc3 70. Bd3 Nd5 71. g4 hxg4 72. hxg4 {[%cal Bh3g4,Bg4g5][%mdl 32]} Nb4 73. Be4 Na2 74. Bf3 {[%csl Gf4][%cal Rg4g5]} g5 75. Kf6 {[%csl Gf6][%cal Rf4g5]} gxf4 76. g5# {Weighted Error Value: White=0.34/Black=0.21 (precise)} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.12"]
[White "Rohith Krishna S"]
[Black "Gupta, Abhijeet"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "2304"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,137,1,-13,2,-4,-13,48,45,39,35,30,50,26,10,10,21,7,10,3,6,10,7,3,13,13,-5,5,4,6,5,26,24,26,23,28,29,14,32,60,80,68,4,9,10,36,33,35,16,16,24,27,0,14,24,17,0,0,0,5,2,4,5,8,0,0,0,0,0,8,0,0,-10,0,-8,-8,-13,-8,-77,0,0,0,0,0,0,0,0,10,0,0,0,0,0,0,0,0,0,0,0,8,8,665,652,649,634,639,632,628,610,1150,1100,1056,689,483,1214,29974,29975,29975,29976,29975,0,4134,0,29976,29977,29975,29974,4627,4627]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Bd2 c5 7. Nxd5 $1 {[%mdl 4] is now more promising than 7.Rc1. D90: Grünfeld: 4 Nf3 Bg7 sidelines.} Qxd5 8. Rc1 {[#]} Na6 $146 (8... b6 $11) ({Predecessor:} 8... O-O 9. Rxc5 Qxa2 10. e3 Be6 11. Ng5 Nd7 12. Ra5 Qb3 13. Qxb3 Bxb3 14. Rb5 Ba4 15. Rxb7 {1-0 (57) Korobov,A (2683)-Mikhalevski,V (2581) Chess.com INT 2021}) 9. e3 $14 {White is slightly better.} cxd4 10. Bc4 (10. Nxd4 O-O $11) 10... Qd6 11. Nxd4 O-O 12. Bc3 Bd7 13. O-O Rac8 14. Qe2 Nc5 {[%cal Ba6c5,Bc5a4,Ba4b6][%mdl 32]} 15. Rfd1 {[%cal Od4f5] aiming for Nf5!} Qb6 16. Qe1 Na4 {[%csl LRb2,LRc4]} 17. Ba5 Qf6 ({Resist} 17... Qxb2 18. Rc2 $16) 18. Qe2 Qg5 19. Bb4 {And now Nf3 would win.} Nb6 20. Nf3 Qh5 21. Bxe7 Rfe8 22. Ba3 Rxc4 23. Rxc4 Bb5 {[%mdl 64] Pin. A strong pair of Bishops.} 24. b3 Bxc4 25. bxc4 Qa5 26. Bd6 (26. Qd3 $1 $14) 26... Qa6 27. Bc5 Qxc4 (27... Nxc4 {is more complex.} 28. Bxa7 Ra8 29. Bc5 h6 30. Kf1 b6) 28. Qxc4 Nxc4 29. Bxa7 Ra8 30. Bc5 Bf6 {Inhibits Be7.} 31. a3 Nxa3 32. g4 Nc4 33. Kg2 b6 34. Rc1 Ra4 35. Bd4 Bxd4 36. Nxd4 $11 {[%mdl 4096] Endgame KRN-KRN} Kf8 37. Kf3 Ke7 38. Ke4 Kd6 39. h3 Rb4 40. f4 Kc5 41. h4 b5 42. h5 Ra4 43. hxg6 hxg6 {White must now prevent ...Ra3.} 44. f5 {[#]} (44. Nb3+ $11 {keeps the balance.} Kb6 45. Rc3 (45. Nd4 Ra8 $15)) 44... Ra3 (44... g5 $1 $17 {...Ra3 is the strong threat.} 45. Nf3 f6) 45. fxg6 fxg6 46. Kf4 Ra6 47. Rb1 Nd6 48. Nf3 b4 49. Ne5 Ra3 50. Nxg6 b3 51. Ne5 Ra4+ 52. Kg5 Ne4+ 53. Kf5 Nd2 54. Rd1 Ra2 55. g5 {[%cal Bg4g5,Bg5g6,Bg6g7][%mdl 32]} Kb4 $2 {[%mdl 8192]} (55... Kb5 $11) 56. g6 $18 {Hoping for g7.} Kc3 57. g7 ({And not} 57. Rc1+ Rc2 58. g7 Rxc1 $11) 57... Ra8 58. Rc1+ Kb4 59. Kg6 b2 60. Nd3+ Kb3 {[#]} 61. Nxb2 $1 {[%mdl 512]} Kxb2 {KRN-KR} (61... Nf3 62. Nc4) 62. Rh1 Kc3 63. Rh8 Ra6+ 64. Kf5 Ra5+ 65. Kg6 (65. Kf4 $142 Ra4+ 66. e4 Nxe4 67. Ke5 Nf2 68. g8=Q Nd3+ 69. Ke6 Rd4 70. Kf5) 65... Ra6+ 66. Kf5 (66. Kg5 $18 Ne4+ 67. Kf5 Ng3+ 68. Ke5) 66... Ra5+ 67. Kf4 Ra4+ 68. e4 {[%mdl 64] Promotion} Nxe4 69. Ke5 {Weighted Error Value: White=0.07 (flawless) /Black=0.22 (precise)} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.13"]
[White "Delgado Ramirez, Neuris"]
[Black "Saurabh, Anand"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2615"]
[BlackElo "2276"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,99,8,11,8,0,14,0,0,0,0,-22,-28,-27,-40,-41,-27,-58,-57,-54,-57,-70,-27,-89,-75,-87,0,3,25,19,62,66,75,49,65,0,0,0,54,64,90,83,162,154,183,108,133,111,150,157,150,160,193,180,180,138,297,158,166,164,144,165,151,148,286,291,287,289,456,475,1899,1661,1829,1797,1702,1609,29964,1545,29983,29984,29982,631,5385,781,652,562]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 O-O {7...0-0 scores better than 7...d6.} 8. O-O d5 9. d3 Be6 {C86: Closed Ruy Lopez: Worrall Attack.} 10. Rd1 h6 11. Nbd2 Re8 {The position is equal.} 12. Nf1 Bd6 13. Ng3 Na5 14. Bc2 c5 {[#]} 15. h3 $146 ({Predecessor:} 15. Bd2 Rc8 16. Be1 d4 17. cxd4 cxd4 18. Rdc1 Nd7 19. Qd1 b4 20. Ba4 Rxc1 21. Rxc1 {0-1 (33) Promyshlyanskiy,V (2285)-Lokander,M (2415) Germany 2019}) 15... Nc6 16. Nh4 d4 17. Nhf5 Bf8 18. Rf1 c4 (18... Kh7 $15) 19. Qf3 (19. a4 $11 {remains equal.}) 19... Kh7 $17 20. dxc4 {[%cal Of5d4]} bxc4 (20... g6 $1 $17) 21. Ba4 $11 Bd7 (21... Rc8 $5 {[%cal Rg7g6]}) 22. Rd1 d3 (22... Ra7 $11) 23. b3 $1 $14 Na5 (23... g6 $2 24. Ne3 $18) 24. Bxd7 (24. Nxh6 $5 gxh6 25. Bxd7 Nxd7 26. Qxf7+ Kh8 27. b4 $14) 24... Qxd7 {[#]} 25. b4 (25. Nxh6 $1 $14 cxb3 (25... Qe6 26. Nhf5) 26. Bg5 $1 (26. Rxd3 Qe6 $14)) 25... Nb7 $1 $11 26. Nxh6 $1 {[%cal Oa2a4]} gxh6 ({Black should try} 26... Re6 $11 27. Bg5 a5) 27. Qxf6 $14 a5 28. b5 {[%cal Bb4b5,Bb5b6,Bb6b7][%mdl 32]} a4 (28... Nd6 $16) 29. Nh5 $1 $18 {[%cal Oc1a3]} Qe6 {[#]} 30. Rb1 (30. Ba3 $1 $18 {[%cal Ra3f8][%mdl 512] Strongly threatening Bxf8.} Kg8 31. Rab1 $1 (31. Bxf8 Kxf8 32. f3 Nd6 $16)) 30... Nd6 $16 31. Qf3 {Black must now prevent Nf6+.} Reb8 32. b6 Be7 33. Ba3 Ra5 34. Bb4 (34. Qg3 Ne8 35. Bxe7 Qxe7 $16) 34... Ra6 35. Bc5 (35. Qg3 Rg8 36. Qf3 Rxb6 $11) (35. Bxd6 $18 Bxd6 36. Nf6+ (36. Qg3 Bf8 $11) 36... Kh8 37. Nd5) 35... Nc8 $2 {[#] Black cannot hold the game after this.} (35... Ne8 $16 {was necessary.} 36. Bxe7 Qxe7) 36. Qg3 $1 $40 {[%mdl 128] White has strong attack.} Bf6 {[%cal Rc8b6]} 37. b7 $1 (37. Nxf6+ Qxf6 38. Bd4 (38. b7 Nd6 $14) 38... Ra5 $16) 37... Nd6 38. Bxd6 {Really sharp! White is much more active.} ({Much worse is} 38. Nxf6+ $6 Qxf6 39. Be3 (39. Bxd6 Qxd6 40. Qg4 Qc7 $11) 39... Qe7 $11) 38... Rxd6 39. Rb4 $1 Bh8 (39... a3 $16 {was worth a try.} 40. Qe3 Bd8) 40. Qe3 $18 Qd7 41. Qa7 ({Much less strong is} 41. Rxc4 $6 d2 42. Rc8 Rxc8 43. bxc8=N Qxc8 44. Rxd2 Qe6 45. Rxd6 Qxd6) 41... Qd8 (41... Qc7 $142 42. Ng3 Rd7) 42. Rxc4 {[%cal Oc4c8] And now Rc8! would win.} Rd7 {[#]} (42... Kg8 $142 43. Rxa4 Rd7) 43. Rxd3 $3 {[%mdl 512]} Rxd3 44. Rc8 $1 Rxb7 45. Qxb7 Qd7 46. Rc7 (46. Qb8 $142 Bg7 47. Rg8 Rd1+ 48. Kh2 Rh1+ 49. Kg3 f5 50. Qf8 $3 {[%mdl 512]} Qd3+ 51. f3) 46... Qe6 47. Rxf7+ Kg6 48. Rf5 (48. Re7 $142 Rd1+ 49. Kh2 Qg8 50. Qb6+ Kxh5 51. Qe3 Qc8 52. Qf3+ Kg5 {[#]} 53. Re8 $3 {[%mdl 512]}) 48... Rxc3 49. Qa8 (49. h4 $142 Qxf5 50. exf5+ Kxf5 51. Qh7+ Ke6 52. Qxh8) 49... Rc8 50. Qxa4 {Weighted Error Value: White=0.33/Black=0.53} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.23"]
[Round "3.14"]
[White "Padmini, Rout"]
[Black "Deepan Chakkravarthy J."]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2350"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,68,29,40,0,8,2,30,8,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,4,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 dxc4 7. Na3 Nc6 8. Nxc4 Be6 9. b3 a5 10. a4 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6.} Nb4 11. Bb2 {[#]} c6 $146 ({Predecessor:} 11... Bd5 12. e3 c6 13. Qe2 b5 14. Ncd2 bxa4 15. Rxa4 Ne4 16. Rc1 Nxd2 17. Nxd2 Bxg2 18. Kxg2 e5 19. dxe5 Nd3 20. Rb1 Bxe5 21. Bxe5 Nxe5 {½-½ (67) Stevens,C (2260)-Novik,M (2434) Chess.com INT 2020}) 12. Nfe5 {White has an edge.} (12. Ng5 {is more complex.} Bc8 13. Rc1 Na2 14. Rc2 Nb4 15. Rd2) 12... Bd5 {The position is equal.} 13. Bxd5 cxd5 14. Na3 Ne4 15. Nb5 Nd6 16. Nxd6 Qxd6 17. Nd3 Rfc8 18. Nxb4 Qxb4 19. e3 e6 20. Ba3 Qb6 21. Qd3 Rc6 22. Rfc1 Rac8 23. Rxc6 Rxc6 24. Rc1 Bf8 25. Rxc6 bxc6 26. Bb2 f6 27. Kf1 Kf7 28. Ke2 Bb4 29. h4 Ke7 30. h5 f5 31. hxg6 hxg6 32. Bc3 g5 33. Bxb4+ Qxb4 34. Qa6 Kf6 {An even fight not without its subleties.  Weighted Error Value: White=0.03 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.1"]
[White "Iniyan, P."]
[Black "Erigaisi Arjun"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2516"]
[BlackElo "2633"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,81,53,41,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-7,-94,-90,-119,-90,-76,-76,-83,-89,-88,-29,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-305,-408,-408,-408,-408,-408,-408,-408,-408,-408,-408,-408]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. c3 Bg7 13. Nxb5 {B33: Sicilian: Pelikan and Sveshnikov Variations.} axb5 $11 14. Bxb5 Rc8 15. Qa4 {The position is equal.} Bd7 16. exf5 O-O 17. O-O e4 $1 18. Rfe1 Ne5 $1 19. Bxd7 Nxd7 (19... Rc4 20. Qb3 Qxd7 21. f6 $16 (21. Nb6 Qc6 $14)) 20. Qxe4 {[#] Black must now prevent Ne7+.} Nf6 21. Nxf6+ Bxf6 22. Rad1 Qb6 23. Re2 Rfe8 {[#]} 24. Qxe8+ $146 (24. Qd3 $11 {remains equal.}) ({Predecessor:} 24. Qd3 d5 25. g3 Red8 26. Qf3 Qb5 27. Qg4+ Kh8 28. Red2 h6 29. a3 Kh7 30. Qf3 {½-½ (42) Sekretaryov,R (2485)-Pfiffner,P (2466) ICCF email 2014}) 24... Rxe8 $17 25. Rxe8+ Kg7 26. Re2 Qa6 {[%csl LRa2,LRe2]} 27. Red2 Qxa2 28. g3 Be7 (28... Bg5 $17 29. Re2 (29. Rxd6 Qxb2 30. c4 Bf6 $17) (29. f4 Be7 $15) 29... d5) 29. Rxd6 {[%mdl 8192] [#] Loses the game.} (29. Re2 $11 Bf6 30. Red2 (30. Rxd6 Bxc3 31. h4 Qc4 $17)) 29... Bxd6 $19 30. Rxd6 Qxb2 $11 {[%mdl 4096] Endgame KQ-KR} 31. f6+ Kg6 32. Rd4 Qxc3 33. Rf4 h5 34. Kg2 Qc6+ 35. Kg1 Qd5 36. Rh4 Kxf6 {Black is winning.} 37. Rf4+ Ke5 38. Rh4 f5 39. Rf4 Qc6 40. Rh4 Qf3 41. Rb4 {[%mdl 32768] Weighted Error Value: White=0.31/Black=0.02 (flawless) . An unexpected result.} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.2"]
[White "Shahil Dey"]
[Black "Lalith Babu M R"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2400"]
[BlackElo "2563"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,78,0,0,0,0,5,0,0,-10,-6,-15,-3,-15,-7,-11,0,-6,0,-8,0,-8,0,-19,-21,-20,-16,-26,-11,-39,-33,-33,-12,-4,-10,-32,-38,-170,-169,-163,-156,-164,-151,-137,-146,-253,-197,-273,-214,-211,-214,-433,-433,-654,-471,-562,-554,-551,-551,-520,-525,-1039,-513,-933,-914,-1673,-1608,-1166,-1084]} 1. b3 Nf6 2. Bb2 d5 3. Nf3 e6 4. e3 Bd6 5. c4 b6 6. Be2 Bb7 7. O-O O-O {A13: English Opening: 1...e6.} 8. Nc3 {[#] 8.d3 might become the main line.} Re8 $146 ({Predecessor:} 8... a6 9. d4 Nbd7 10. a3 Re8 11. b4 dxc4 12. Bxc4 Qe7 13. Rc1 Rad8 14. Qe2 b5 {½-½ (70) Klekowski,M (2479)-Tari,A (2653) Warsaw 2021}) 9. Qc2 a6 {The position is equal.} 10. Rad1 Nbd7 {[%cal Bb8d7,Bd7f8,Bf8g6][%mdl 32]} 11. d4 Qe7 12. Rfe1 Rac8 13. Nd2 c5 14. Bf3 cxd4 15. exd4 Nf8 16. Qd3 {[%cal Oc3d5]} dxc4 17. Nxc4 Bxf3 18. Qxf3 b5 19. Ne5 Ng6 20. Ne4 Nxe4 21. Qxe4 Qc7 22. Rc1 Qb6 23. Rxc8 Rxc8 24. Nxf7 {Now White is beyond hope.} Bb4 $19 25. Re2 {Black must now prevent Ng5.} Kxf7 26. d5 {[%cal Rd5e6] Inhibits Qc6.} Bc5 27. h4 ({But not} 27. Qf3+ $2 Kg8 28. g3 Rf8) 27... Qd6 $1 28. h5 (28. Rc2 $17) 28... Nf4 29. Rd2 (29. Rc2 $142 Nxd5 30. Qxh7) 29... Nxd5 {Threatens to win with ...Nf6.} ({Less strong is} 29... Kg8 30. Be5 exd5 31. Qxf4 $11) 30. Qxh7 {And now Qg6+ would win.} Qg3 {To avoid Qg6+. Strongly threatening ...Qg5.} 31. Qe4 $2 (31. h6 {was forced.} Qg6 32. Qxg6+ Kxg6 33. hxg7) 31... Qg5 {[%csl LRd2,LRh5] Black is clearly winning.} 32. Rd3 (32. Re2 $142 Nf4 33. Qb7+ Be7 34. Qf3) 32... Bd6 33. Rf3+ Ke7 34. g3 Qxh5 35. Rd3 b4 36. Qd4 {[#]} Qg6 (36... Be5 $142 $1 {[%mdl 512]} 37. Qxe5 {[#]} Rc1+ $3 {[%mdl 512]} 38. Bxc1 Qxe5) 37. Qa7+ (37. Qxg7+ $142 Qxg7 38. Bxg7) 37... Rc7 38. Qxa6 Qe4 {...Qe2 is the strong threat.} 39. Rd4 Qb1+ {Weighted Error Value: White=0.75/Black=0.24 (precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.3"]
[White "Visakh N R"]
[Black "Mirzoev, Azer"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2522"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,61,27,31,32,30,22,14,39,0,0,0,15,24,21,-9,32,15,6,3,26,3,8,8,37,-3,-1,-126,-122,-118,-118,-133,-29,-31,-12,-8,-10,-39,-33,-55,-25,-25,-25,-25,-25,-52,-41,-41]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. b3 Nc6 8. Bb2 cxd4 9. Nxd4 Nxd4 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} 10. Bxd4 Bd7 11. Be2 Bc6 {The position is equal.} 12. Bf3 Rc8 13. Nd2 Bb4 {[%cal Oe6e5] [#] White must now prevent ...e5!} 14. Nc4 O-O 15. Rc1 Be7 (15... Bxf3 $11 {deserves consideration.} 16. Qxf3 b5) 16. Bxc6 Rxc6 17. Qf3 {[#]} Qb8 $146 ({Predecessor:} 17... Nd7 18. Qg4 Bf6 19. Rcd1 Qc7 20. Bxf6 {½-½ (21) Panczyk,K (2345)-Szymczak,Z (2275) Wysowa 2003}) 18. Be5 Qa8 19. h3 Rfc8 {aiming for ...b5.} 20. Bb2 b5 21. Na5 (21. Ne5 $11 {remains equal.} Rxc1 22. Rxc1) 21... Rxc1 $17 22. Rxc1 Rxc1+ 23. Bxc1 {[#]} Qxf3 (23... Ne4 $1 $17 {Strongly threatening ...Bb4.} 24. Bd2 Qd5) 24. gxf3 {[%mdl 4096] Endgame KBN-KBN} Kf8 25. Nc6 Bd6 26. e4 {Inhibits Nd5.} Nd7 {Inhibits e5.} 27. Bd2 Ne5 28. Nxe5 Bxe5 29. f4 Bd6 30. e5 Be7 31. Kg2 {Weighted Error Value: White=0.26 (precise) /Black=0.18 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.4"]
[White "Poormosavi, Seyed Kian"]
[Black "Arjun Kalyan"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2229"]
[BlackElo "2506"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,78,0,0,0,2,12,10,27,18,15,11,36,22,39,22,52,0,3,-18,0,0,-21,-33,-39,-32,-28,-61,-62,-58,-51,-35,-37,-54,-64,-88,-75,-73,-31,-39,-30,-29,-29,-75,-66,-66,-45,-84,-76,-105,-99,-98,-99,-76,-85,-255,-258,-350,-391,-1118,-1089,-29984,-29985,-29984,-29976]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. Bd2 O-O 9. O-O Rb8 {C47: Scotch Four Knights and Four Knights with 4 g3.} 10. Re1 Be6 {[#] 10...Bg4 gains popularity.} 11. e5 $146 {[#] Hoping for Bg5.} ({Predecessor:} 11. a3 Be7 12. b4 c5 13. bxc5 Bxc5 14. exd5 Bxd5 15. Bg5 Ba8 16. Qd2 Rb6 17. Rad1 {0-1 (24) Matlakov,M (2652)-Bartel,M (2560) Riga 2021}) 11... Nd7 {The position is equal.} 12. Na4 Bxd2 13. Qxd2 c5 14. b3 c4 15. Bf1 c5 16. bxc4 (16. Nc3 $14 {might be stronger.}) 16... d4 $11 17. c3 Qa5 18. Qc2 g6 19. Nb2 Qxc3 20. Qxc3 dxc3 21. Nd1 c2 22. Ne3 Nxe5 23. Nxc2 Nc6 24. Red1 Rfd8 25. Ne1 Ne5 26. Rdc1 g5 (26... Rd4 $17) 27. Rc3 $15 Kg7 28. Ra3 Rb7 29. Ra5 (29. Rg3 $11) 29... Rc7 $17 ({Don't do} 29... Nxc4 30. Rxc5 Nd2 31. Rxg5+ Kf6 {[#]} 32. Ba6 $1 $14) ({Don't take} 29... Bxc4 30. Bxc4 Nxc4 31. Rxc5 $16) 30. Rc1 Rd2 31. f3 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 32. Rc3 h4 33. h3 Kf6 {Black is much more active.} 34. Nc2 Rb7 {And now ...Rb1 would win.} 35. Ne3 $2 {Loses the game.} (35. Rb5 $17 Rxb5 36. cxb5) 35... Rb1 $19 36. Rxa7 Nc6 37. Rc7 (37. Raa3 Nd4 38. Rd3) 37... Nd4 {...Ne2+ is the strong threat.} 38. Ra3 Ne2+ 39. Kh2 Ng3 {Weighted Error Value: White=0.56/Black=0.06 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.5"]
[White "Ponkratov, Pavel"]
[Black "Neelash Saha"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2641"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,45,8,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,58,47,112,109,77,89,116,115,389,393,390,377,342,217,804,785,1172,757]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 {6...e5 scores better than 6...e6.} 7. Nf3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Be7 8. g4 h6 9. Rg1 {The position is equal.} b5 10. g5 hxg5 11. Nxg5 Bb7 12. Be3 Nbd7 13. a4 $36 {[%mdl 2048] White has some pressure.} b4 14. Bc4 $1 {[#]} O-O $146 (14... Rf8 $11 15. Nd5 Nxd5 16. Bxd5 Bxd5 17. Qxd5 Rc8) ({Predecessor:} 14... Rf8 15. Nd5 Rc8 16. Qe2 Bxd5 17. exd5 Qa5 18. Bxa6 Rc7 19. Bb5 Nxd5 20. Qd3 Nxe3 21. fxe3 {0-1 (35) Pfatteicher,L (2212)-Papadiamandis,E (2404) Baden Baden 2021}) 15. Nd5 $14 Rc8 (15... Nxd5 $14 16. exd5 (16. Bxd5 Bxd5 17. Qxd5 Rc8 $15) 16... Bxg5 17. Rxg5 f5) 16. Nxf6+ $1 $16 Nxf6 {[#]} 17. Bb3 {Threatens to win with Qf3. White is much more active.} ({Of course not} 17. Qd3 Qc7 18. Bb3 Qc6 $11) 17... d5 {[#]} (17... Nxe4 $2 18. Nxe4 Bxe4 19. Qg4 $18) 18. Qf3 {aiming for 0-0-0.} Bc5 $2 {[%mdl 8192] This costs Black the game.} (18... Nxe4 $2 19. Nxe4 f5 20. Ng5 (20. Qh5 fxe4 21. Qxe5 Bf6 $16) 20... Bxg5 21. Bxg5 $18) (18... dxe4 $2 19. Qg2 Nh5 20. Rd1 $18) (18... d4 $16) 19. O-O-O $18 Qe7 20. exd5 Rfd8 21. Qf5 Qd7 {[#]} (21... Bxe3+ 22. fxe3 Rd6) 22. Ne6 $1 {[%mdl 512]} Ne8 {[#]} (22... fxe6 23. dxe6) 23. Qxe5 $1 {Weighted Error Value: White=0.07 (flawless) /Black=0.47} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.6"]
[White "Delgado Ramirez, Neuris"]
[Black "Harshavardhan G B"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2615"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,77,-14,-6,-17,6,11,24,29,39,27,37,33,35,25,27,22,42,32,43,31,10,10,16,0,10,10,10,14,16,15,29,22,39,16,49,43,29,31,56,42,72,25,112,113,116,115,154,158,550,491,1113,992,29968,29969,6698,5385,29992,29992,29992,29992,29993,29994,29994,29995,29995,29995,29996,29996,29997,29998]} 1. e4 c5 2. Na3 Nc6 3. f4 g6 4. Nf3 Bg7 5. c3 d5 6. d3 {[%cal Bd2d3,Bd3d4][%mdl 32] [#] B31: Sicilian: 2...Nc6 3 Bb5 g6.} b6 $146 ({Predecessor:} 6... dxe4 7. dxe4 Qxd1+ 8. Kxd1 Nf6 9. e5 Nd5 10. Bc4 Nb6 11. Bd3 Bg4 12. Ke2 O-O-O {1-0 (52) Bauer,C (2639)-Stephan,V (2430) Playchess.com INT 2021}) 7. Be2 e6 8. e5 {White has an edge.} Nh6 9. d4 Nf5 10. O-O h5 11. Bd3 Nce7 12. Nc2 O-O 13. Ne3 a5 14. Nxf5 (14. Qe2 {feels hotter.} a4 15. Nxf5 Nxf5 16. Re1 Bb7 17. Qf2) 14... Nxf5 15. Bxf5 exf5 16. Be3 {[%cal Bc1e3,Be3f2,Bf2h4][%mdl 32]} Ba6 17. Re1 Rc8 18. Bf2 Qd7 19. Bh4 Qb5 20. Qd2 Rfe8 21. h3 (21. Rad1 $5 {[%cal Rd4c5]}) 21... Bf8 22. Kh2 (22. dxc5 {is interesting.} bxc5 23. Qxd5 Bb7 24. Qb3 Qa6 25. e6) 22... a4 23. a3 Bh6 24. Bg5 Bxg5 25. Nxg5 cxd4 (25... Qc6 $1 $11 {keeps the balance.}) 26. Qxd4 $16 Rc4 27. Qf2 {White is more active.} d4 28. Qg3 $40 {[%mdl 128] And now e6 would win. White has strong attack.} ({But not} 28. cxd4 $6 Bb7 $14) 28... Qxb2 $2 {[#] Black cannot hold the game after this.} (28... Qd7 $16 {is tougher.}) 29. e6 $1 $18 fxe6 (29... f6 $142) 30. Nf3 {[%cal Bg5f3,Bf3h4,Bh4f5][%mdl 32]} Kh7 31. Nh4 Rg8 {[#]} 32. Rxe6 $1 {White threatens Re7+ and mate.} g5 (32... Rg7 33. Rxg6) 33. Nxf5 {[%csl Gf5][%cal Re6h6] White mates.} Rg7 {[#]} 34. fxg5 $1 {[%cal Bf4g5,Bg5g6,Bg6g7][%mdl 32]} Rc5 (34... Qb5 35. Nxg7) 35. g6+ Kh8 36. Re8+ Rg8 37. g7+ Kh7 38. Rxg8 Kxg8 39. Nh6+ {Weighted Error Value: White=0.02 (flawless) /Black=0.64} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.7"]
[White "Gholami Orimi, Mahdi"]
[Black "Sethuraman, S.P."]
[Result "1/2-1/2"]
[ECO "A88"]
[WhiteElo "2420"]
[BlackElo "2619"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,89,8,18,-25,-29,-17,-15,-16,-31,-23,-35,-30,-37,-21,-18,-26,-16,-28,0,0,0,0,0,0,0,0,0,0,0,0,0,0,23,20,16,0,0,0,0,0,0,0,0,0,0,0,10,8,16,14,16,7,8,7,7,7,7,7,7,7,7,7,8,9,9,9,9,9,9,0,9,0]} 1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nc3 O-O 6. Nf3 d6 7. O-O c6 8. d5 e5 9. dxe6 Bxe6 10. Qd3 Ng4 11. Bf4 {A88: Dutch Defence: Leningrad System: 5 Nf3 0-0 6 0-0 d6 7 Nc3 c6.} (11. Ng5 {should be considered.} Bc8 12. Qd2) 11... Ne5 $11 {[#]} 12. Nxe5 $146 ({Predecessor:} 12. Bxe5 dxe5 13. Rfd1 Qxd3 14. exd3 Nd7 15. Ng5 Rfe8 16. Re1 Nc5 17. Rad1 Rad8 18. Nxe6 Rxe6 19. Re3 Red6 20. b4 Nxd3 21. b5 e4 22. Ne2 Bh6 23. f4 exf3 {0-1 (23) Dilworth,V-Basman,M Charlton 1973}) 12... dxe5 13. Qxd8 Rxd8 14. Bg5 Re8 15. b3 Na6 {[%cal Bb8a6,Ba6b4,Bb4a2][%mdl 32]} 16. Be3 Red8 {[%cal Of5f4] [#] White must now prevent ...f4!} 17. Rad1 e4 18. Na4 Bf8 19. f3 exf3 20. Bxf3 Nb4 21. Nc5 Bxc5 22. Bxc5 Nxa2 23. Rxd8+ Rxd8 24. Ra1 Rd2 25. Bxa7 Kf7 26. Kf2 {[#] aiming for Ke1.} Nc3 {The position is equal.} 27. Bb6 Ne4+ 28. Bxe4 fxe4 {[%mdl 4096] Endgame KRB-KRB} 29. Ra7 Bc8 30. Ke3 {[%csl LRd2,LRe4]} Rb2 31. Bd4 Rxb3+ 32. Kxe4 Bh3 33. Ke5 g5 34. c5 Kg6 35. Ra2 Kh5 36. Rb2 Rxb2 37. Bxb2 {KB-KB} Kg6 38. Bc1 h6 39. e4 Bg2 40. h4 gxh4 41. gxh4 h5 42. Bd2 Bh1 43. Ba5 Bg2 44. Bd2 Bh1 45. Ba5 {Weighted Error Value: White=0.03 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.8"]
[White "Mitrabha, Guha"]
[Black "Srihari L R"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2510"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,63,12,12,24,-18,32,23,24,14,11,5,30,20,17,17,27,13,20,9,58,62,56,43,46,53,74,54,70,58,86,0,0,0,0,0,0,0,0,0,10,10,7,10,10,6,7,7,8,0,0,0]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 O-O 5. Bg2 d5 6. Ngf3 b6 {6...b6 is better than 6...dxc4.} 7. O-O Bb7 8. Ne5 Bd6 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} 9. Qa4 {[#]} (9. b3 {feels stronger.}) 9... a6 $146 (9... Qe7 $11) ({Predecessor:} 9... c5 10. cxd5 exd5 11. Ndc4 Bc7 12. Bf4 cxd4 13. Qc2 Na6 14. Qf5 Re8 15. Ng4 Nxg4 16. Qxg4 {0-1 (47) Kanter,E (2411)-Balashov,Y (2440) Izhevsk 2011}) 10. cxd5 exd5 {White has an edge.} 11. Ndf3 Qe8 12. Qc2 Nc6 (12... a5 {looks sharper.} 13. Bf4 Na6 14. a3 Ne4 15. Nd2 Qe6) 13. Nxc6 Qxc6 14. Qxc6 Bxc6 15. Bf4 Bb5 16. Rfe1 Ne4 (16... Bxf4 $11 17. gxf4 a5) 17. a4 $14 {[#] Hoping for Bxd6.} Bd7 18. Rec1 Rfc8 19. Ne5 Bxe5 20. Bxe5 c5 21. a5 bxa5 (21... f6 $2 {[#]} 22. axb6 $1 fxe5 23. b7 $18) 22. Rxa5 ({Better is} 22. dxc5 $16 a4 23. e3) 22... f6 $11 {The position is equal.} 23. Bf4 {[%cal Rd4c5]} g5 {[%cal Bg7g5,Bg5f4][%mdl 32]} 24. f3 gxf4 25. fxe4 cxd4 26. Rd1 {[%cal Oe4e5]} Rab8 27. Rxd5 Bg4 28. Rd2 fxg3 29. hxg3 Rc1+ 30. Kf2 Rb1 31. R2xd4 {Black must now prevent e5.} R8xb2 {[%csl Gg4][%cal Rb2e2]} 32. Bf1 {Weighted Error Value: White=0.08 (flawless) /Black=0.08 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.9"]
[White "Harsha Bharathakoti"]
[Black "Anuj Shrivatri"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2499"]
[BlackElo "2350"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,63,32,12,13,2,19,23,33,12,20,12,48,36,97,92,96,93,81,91,113,105,108,128,104,117,102,95,93,99,218,162,341,337,611,598,701,685,709,690,707,709,761,677,812,769]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 d6 10. Bd2 b4 11. c3 Rb8 {is currently scoring better than 11...bxc3. C88: Closed Ruy Lopez: Anti-Marshall Systems.} 12. h3 bxc3 13. bxc3 Na5 {White has an edge.} 14. Ba2 {[#]} c5 $146 {[%cal Oc5c4]} ({Predecessor:} 14... Ba8 15. Qc2 Qd7 16. Be3 h6 17. Nbd2 c5 18. Qd1 Bc6 19. Nh4 Nxe4 20. Nxe4 Bxh4 {½-½ (49) Paleckis,E (2179)-Viskontas,J (2035) ICCF email 2019}) 15. Na3 {Prevents c4.} Bc8 16. d4 d5 (16... Qc7 $14) 17. exd5 $1 $16 {[%cal Od5d6] aiming for d6!} ({But not} 17. Bxd5 Nxd5 18. exd5 f6 $14) 17... e4 18. Ne5 ({Much worse is} 18. Bf4 Rb7 $11) 18... cxd4 {[#]} 19. Nac4 {And now Nxa5 would win.} Nxc4 (19... Nxd5 $2 20. Nxa5 Qxa5 21. Nc6 $18) 20. Bxc4 Bb7 21. cxd4 {White is more active.} Bxd5 22. Bxa6 Qb6 {[%csl LRa6,LRd4]} 23. Bb5 Qxd4 {[#]} 24. Bf4 Qc3 (24... Qxd1 $16 25. Raxd1 Ra8) 25. Rc1 {[%cal Ba1c1,Bc1c8,Bc8b8][%mdl 32]} Qa5 (25... Qb4 {was called for.} 26. Nd7 Bb3 27. Nxf6+ Bxf6) 26. Nd7 $18 Rxb5 (26... Nxd7 27. Bxb8 (27. Qxd5 Nf6 $16) (27. Bxd7 Rb2 $14) 27... Qa8) 27. axb5 {Threatens to win with Nxf6+. White is clearly winning.} Qxb5 28. Nxf8 Bxf8 29. Rc8 Qd7 30. Rb8 h6 31. Qd4 Qc6 32. Rc1 {White took control after the opening.  Weighted Error Value: White=0.11 (very precise) /Black=0.47} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.10"]
[White "Karthik Venkataraman"]
[Black "Rout Yashita"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2485"]
[BlackElo "1392"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,125,-14,6,-9,11,7,8,-6,20,10,6,0,27,-3,62,-4,-6,-6,-15,-31,-16,-47,-41,-53,-47,-38,-25,-25,0,-2,23,0,25,37,59,0,0,-35,-34,-37,-43,-42,0,0,58,0,77,76,80,57,91,76,127,82,131,102,143,150,178,173,243,242,237,243,227,231,389,289,304,298,391,272,301,260,431,433,392,230,247,241,271,264,528,521,564,561,1815,630,1106,1093,1008,572,920,903,893,889,829,800,892,737,1423,1408,1244,1213,1240,1113,1664,1602,2409,2590,29980,29981,5683,5616]} 1. b3 d5 2. Bb2 Nf6 3. g3 e6 4. Bg2 Be7 5. f4 c5 6. Nf3 Nc6 7. O-O O-O 8. e3 {A03: Bird's Opening with 1...d5.} b6 9. Qe2 Bb7 10. d3 {The position is equal.} Rc8 11. c4 {[#]} Qc7 $146 ({Predecessor:} 11... Re8 12. Ne5 Bf8 13. Nd2 Rc7 14. Rad1 Nxe5 15. fxe5 Nd7 16. Rf4 f6 17. exf6 Nxf6 {0-1 (42) Girinath,P (2378)-Nguyen,A (2528) Dhaka 2007}) 12. Nc3 Rfd8 13. Rad1 a6 (13... d4 $11 14. Nb5 Qb8) 14. Ne5 ({Better is} 14. f5 $1 $14 d4 15. fxe6 dxc3 16. exf7+ Kxf7 17. Bxc3) 14... d4 $11 (14... Nxe5 15. fxe5 Ne8 16. Qf2 $16) 15. Bxc6 Bxc6 16. exd4 cxd4 17. Nb1 Ba8 18. Nd2 b5 19. h3 bxc4 20. bxc4 Rb8 (20... Qb7 $5 21. Ndf3 Bc5 $11) 21. Nb3 Bc5 22. Kh2 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 23. Qf2 Qa7 24. Rb1 (24. Nxc5 $14 Qxc5 25. Rb1) 24... Bb6 $1 25. Ba3 (25. Bxd4 $5 Bxd4 26. Nxd4 $11) 25... a4 26. Na1 Nd7 27. Nc2 Nc5 (27... f6 $15 {was preferrable.} 28. Nf3 Bc5) 28. Qe2 f6 {[#]} ({Black should play} 28... Qc7 $11) 29. Nf3 (29. Nc6 $1 $14 Bxc6 30. Bxc5 Bxc5 31. Qxe6+ Qf7 32. Qxc6) 29... Bxf3 (29... Re8 $11) 30. Qxf3 $16 Rbc8 31. Rfe1 Rd6 {Black is on the road to losing.} 32. Rb5 Qc7 (32... Qd7 $142) 33. Reb1 ({White should try} 33. Nb4) 33... h6 (33... Qd8 $142) 34. Qg4 {[#] Black must now prevent Bxc5.} f5 (34... Qd8 $142) 35. Qe2 Ba7 36. Ne1 {[%cal Bc2e1,Be1f3,Bf3e5][%mdl 32] And now Nf3 would win.} ({Stronger than} 36. Nxd4 Rxd4 37. Bxc5 (37. Rxc5 $2 Bxc5 38. Bb2 Rdd8 $19) 37... Bxc5 $17) 36... Rc6 (36... Qd8 {might work better.} 37. Nf3 Ra6) 37. Nf3 $18 {Threatens to win with Ne5.} Qd8 38. Ne5 R6c7 39. Qh5 Qf6 $2 (39... Nxd3 40. Nxd3 Rxc4) 40. h4 Kh7 41. Kg2 {[%cal Bh2g2,Bg2f1,Bf1e2,Be2d1][%mdl 32]} Kg8 42. Kf1 Kh7 43. Ke2 Rd8 $2 (43... g6 {keeps fighting.} 44. Qf3 Qd8) 44. Qf3 Rdc8 45. h5 (45. Ra5 $142) 45... Qd8 46. Kd1 Qf6 47. Bb4 Qd8 $2 (47... Re8 {was necessary.} 48. Kd2 Qe7) 48. Ba5 Qd6 49. Bxc7 Rxc7 50. g4 (50. Qa8 $142 Rd7 51. Nxd7 Nxd7 52. Qxa7) 50... Nd7 51. gxf5 exf5 52. Qh3 Qf6 53. Nxd7 Rxd7 54. Qxf5+ Qxf5 55. Rxf5 {[%mdl 4096] Endgame KRR-KRB} Re7 56. Re5 Rf7 57. f5 Kg8 58. Ra5 Kf8 59. Rb4 Kg8 60. Rbxa4 Bb6 61. Rb5 Bc7 62. Ra8+ Kh7 63. Ra7 {Weighted Error Value: White=0.40/Black=0.54} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.11"]
[White "Shyaamnikhil P"]
[Black "Das, Sayantan"]
[Result "1/2-1/2"]
[ECO "C17"]
[WhiteElo "2442"]
[BlackElo "2459"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,68,0,-6,-13,-8,-7,18,9,10,3,29,-1,0,0,0,0,12,0,0,-4,0,-66,-44,-62,-28,-30,-19,-33,-21,-24,0,0,6,9,7,0,2,6,2,7,5,5,5,7,6,5,5,5,5,0,0,0,0,0,0,0,7,0,0,0,8]} 1. e4 e6 2. d4 d5 3. Nc3 {[%cal Bb1c3,Bc3e2,Be2d4][%mdl 32]} Bb4 4. e5 c5 5. Bd2 Ne7 6. Nce2 {C17: French: 3 Nc3 Bb4 4 e5 c5 sidelines.} Bxd2+ 7. Qxd2 cxd4 8. Nxd4 Nbc6 9. Ngf3 Ng6 {[#]} 10. Qc3 $146 ({Predecessor:} 10. Nxc6 bxc6 11. Bd3 Qb6 12. Bxg6 hxg6 13. b3 Ba6 14. Qd4 c5 15. Qd2 Qc7 16. O-O-O {0-1 (37) Feng,J (1307)-Gruber,R (1600) LSS email 2019}) 10... O-O 11. Nxc6 bxc6 12. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} h6 13. h5 Ne7 {[%cal Bg6e7,Be7d5,Bd5b4,Bb4a2,Ba2c3][%mdl 32]} 14. Qc5 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 15. c4 (15. O-O-O $11) 15... a4 $15 16. Rc1 Ra5 17. Qa3 c5 18. cxd5 Nxd5 19. Rxc5 Qb6 (19... Nf4 {looks sharper.} 20. Rh4 Rxc5 21. Qxc5 Nd3+ 22. Bxd3 Qxd3 23. Nd2 Ba6) 20. Rc2 {The position is equal.} Qb4+ 21. Qxb4 Nxb4 22. Rc4 Nxa2 23. Rhh4 a3 24. bxa3 {With the idea a4.} Rxa3 25. Ra4 Rxa4 26. Rxa4 Nc3 27. Ra7 Rd8 {[%csl Gc3][%cal Rd8d1] [#] Prevents Nd4.} 28. Nd2 Bd7 29. f4 Nd5 30. g3 Ne3 31. Kf2 Ng4+ 32. Ke1 Ne3 33. Kf2 Ng4+ 34. Ke1 Ne3 {Weighted Error Value: White=0.08 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.12"]
[White "Krishna C R G"]
[Black "Liyanage, Ranindu Dilshan"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2466"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,83,0,16,15,31,2,28,47,54,50,58,37,70,50,104,95,119,108,122,85,80,79,83,56,129,124,184,184,183,181,191,190,190,177,254,238,348,338,345,330,333,315,720,658,690,280,280,272,291,271,294,286,294,291,287,279,314,310,323,316,323,308,316,293,498,469,29964,29965,29959,29965,29958,29965,29946,12794,10828,8362]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ c6 6. Qxc4 {E02: Open Catalan: 5 Qa4+.} b5 7. Qd3 Qb6 8. Nf3 {White has an edge.} a5 9. O-O Nbd7 10. Bg5 {[#]} Bb7 $146 ({Predecessor:} 10... Ba6 11. Nbd2 c5 12. Ne5 c4 13. Qc2 Rc8 14. Ne4 Nxe5 15. Bxf6 Nc6 16. Bxg7 Nb4 {0-1 (27) Orlowski,J (2210)-Rausch,S (2310) Germany 1996}) 11. Rc1 c5 (11... a4 $14) 12. a4 $1 $16 b4 13. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4a5][%mdl 32]} Be7 14. Nc4 Qa6 15. Nfe5 {And now Nxd7 would win.} Bxg2 16. Kxg2 Rd8 {White leaves nothing to chance now.} (16... cxd4 $14 17. Nxd7 (17. Qxd4 Rd8 $11) 17... Nxd7 18. Bxe7 Kxe7) 17. Qf3 {White is much more active. Black has bad knights.} cxd4 (17... Rc8 $16) 18. Nc6 $18 Rc8 19. N4xa5 Bd6 {[#]} 20. Nxd4 $1 O-O 21. Bxf6 Rxc1 (21... Nxf6 {might work better.} 22. Qb7 Qxb7+ 23. Nxb7 Be5) 22. Rxc1 Qxa5 {[#]} (22... Nxf6 {was worth a try.} 23. Nc4 Rc8) 23. Nc6 $1 Qxa4 {[#]} 24. Bxg7 {[%mdl 512]} Kxg7 25. Qg4+ Kf6 $2 (25... Kh6 26. Qd4 Qb5) 26. Qd4+ Be5 27. Nxe5 (27. Qxd7 $142 Kg7 28. Nxe5 Qxd7 29. Nxd7) 27... Nxe5 28. Qf4+ Kg6 {Hoping for ...Qb5.} 29. Qxe5 {[%mdl 4096] Endgame aiming for Rc4. KQR-KQR} Qa8+ 30. Kh3 Qd5 31. Qxd5 exd5 {KR-KR} 32. Rc6+ f6 33. Kg4 Re8 34. Kf3 Re4 35. b3 Kf5 36. Rc8 h6 $2 (36... Rd4 37. Rb8 h5) 37. Rd8 Rd4 {[#]} (37... Ke5 $18 38. e3 h5) 38. Rxd5+ $3 {[%mdl 512]} Rxd5 39. e4+ Ke5 40. exd5 Kxd5 {[#]} 41. Ke3 $1 {Intending g4 and mate.} f5 42. f3 {Weighted Error Value: White=0.17 (very precise) /Black=0.48} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.13"]
[White "Gukesh D"]
[Black "Singh Ojasva"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2614"]
[BlackElo "2141"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,49,-8,58,44,52,45,31,27,57,42,61,65,58,50,64,72,68,64,62,50,97,94,85,76,181,179,179,177,400,366,1436,1436,1233,1178,1451,1440,1379,1349,1401,897,29995,29996]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. Qxc4 b5 (5... Bf5 $11) 6. Qc2 $1 $14 {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} e6 7. e4 {[%cal Be2e4,Be4e5][%mdl 32]} Bb7 8. Nc3 {White is slightly better.} Nbd7 9. e5 Nd5 10. Nxd5 cxd5 11. Bd3 {[#]} Rc8 $146 ({Predecessor:} 11... Qb6 12. O-O Rc8 13. Qe2 b4 14. Rd1 h6 15. a3 a5 16. Be3 Be7 17. axb4 axb4 18. Ne1 O-O 19. Bxh6 gxh6 20. Qg4+ Kh8 21. Qh5 Kg7 22. Qg4+ {½-½ (22) Murshed,N (2407)-Zinchenko,Y (2531) Bhubaneswar 2009}) 12. Qe2 b4 13. h4 Qb6 14. Be3 Nb8 (14... Be7 $14 {deserves consideration.}) 15. O-O $16 Be7 16. Rac1 O-O {[#]} (16... Nc6 $16 {keeps fighting.}) 17. Ng5 $1 $18 Bxg5 {[#]} 18. Qh5 $1 $40 {[%csl Gd3][%cal Rh5h7][%mdl 128] White has strong attack.} ({Stronger than} 18. Bxg5 Qxd4 19. Rcd1 Qc5 $11) ({Inferior is} 18. hxg5 Ba6 $11) 18... Bh6 $2 (18... g6 {is a better defense.} 19. Qxg5 Ba6) 19. Bxh6 {Qg5 would kill now.} gxh6 (19... g6 20. Qg5 Nd7) 20. Qxh6 {[%csl Gd3][%cal Rh6h7]} f5 21. exf6 {[%csl Gd3][%cal Rh6h7]} Rc7 22. Rxc7 Qxc7 23. Re1 {White threatens Re5 and mate.} Qf7 24. Re5 {Intending Rg5+ and mate.} Kh8 {[#]} 25. Bxh7 $1 {[%mdl 512] Weighted Error Value: White=0.05 (flawless) /Black=0.75} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "5.14"]
[White "Manigandan, S S"]
[Black "Deepan Chakkravarthy J."]
[Result "0-1"]
[ECO "A88"]
[WhiteElo "2127"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,76,24,31,12,16,0,0,0,0,0,0,-24,-14,-72,-25,-61,0,-3,18,8,6,-9,-8,-10,0,-12,14,0,0,0,0,0,0,0,0,-59,-63,-160,-154,-122,11,18,18,13,17,-86,-87,-629,-611,-759,-774,-930,-897,-887,-847,-1659,-1516,-29986,-29987,-29990,-29991,-29991,-6191]} 1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. Nc3 f5 5. g3 Nf6 6. Bg2 O-O 7. O-O c6 $1 {[%mdl 4] outshines the older 7...Qe8.} 8. Rb1 Ne4 9. Qc2 {A88: Dutch Defence: Leningrad System: 5 Nf3 0-0 6 0-0 d6 7 Nc3 c6.} Nxc3 10. Qxc3 e5 11. dxe5 {The position is equal.} dxe5 {...e4 is the strong threat.} 12. e4 f4 13. b3 (13. Nxe5 $2 f3 14. Bxf3 (14. Bh1 $2 Nd7 $19) 14... Nd7 15. Nxc6 bxc6 $17) 13... Qe7 {Prevents Ba3.} 14. Bb2 (14. b4 $11) 14... Bg4 {[#]} (14... c5 $1 $17) 15. h3 $146 (15. Nxe5 $2 f3 16. Bh1 Nd7 17. Nxg6 hxg6 $19) ({Predecessor:} 15. Qa5 c5 16. Ba3 b6 17. Qd2 Rd8 18. Qe1 Nc6 19. h3 Be6 20. Rd1 fxg3 21. fxg3 Nd4 22. Bc1 {½-½ (22) Skembris,S (2455)-Leow,L (2455) Novi Sad 1990}) 15... Be6 (15... Bxf3 $15 16. Qxf3 (16. Bxf3 c5 $15) 16... c5) 16. Rbd1 ({But not} 16. Nxe5 f3 17. Bxf3 Nd7 18. Nxc6 bxc6 19. Qxg7+ Qxg7 20. Bxg7 Rxf3 $17) 16... Nd7 {[%cal Bb8d7,Bd7c5,Bc5e4][%mdl 32]} 17. Qd2 Rae8 18. Qd6 Qxd6 19. Rxd6 Nc5 20. Ng5 ({Don't blunder} 20. Nxe5 $2 f3 21. Nxf3 Bxb2 $19) 20... h6 21. Nxe6 Rxe6 22. Rfd1 Rxd6 23. Rxd6 f3 24. Bf1 Nxe4 25. Rxg6 ({White should try} 25. Rd1 $11) 25... Kf7 $15 26. Rg4 (26. Bd3 $1 $15 Kxg6 27. Bxe4+ Kf7 28. Bxf3) 26... Nf6 $17 {Black is more active.} 27. Rh4 Re8 (27... Ke6 $1 $17 28. Bc1 Rd8) 28. c5 $11 e4 29. Bc4+ Kg6 (29... Nd5 $2 30. Rf4+ Kg8 31. Rg4 $18) 30. Bxf6 (30. b4 $11 {remains equal.}) 30... Bxf6 {[%mdl 4096] Endgame KRB-KRB} 31. Rg4+ {[%mdl 8192] [#] Now White is beyond hope.} (31. Rf4 $17) 31... Bg5 $1 $19 32. h4 {[#]} Kf5 33. hxg5 (33. Rxe4 Kxe4) 33... hxg5 {KRB-KR} (33... Kxg4 34. g6 e3 35. fxe3 f2+ 36. Kxf2 $15) 34. Bf7 Re7 ({Not} 34... Rh8 35. Be6+ Kxe6 36. Rxe4+ Kf5 37. Rd4 $15 (37. Re7 $2 Rd8 $19)) 35. Bh5 Rd7 {White must now prevent ...Rd1+.} (35... Rh7 {[#]} 36. Rxe4 $1 Rxh5 37. g4+ Kxe4 38. gxh5 $18) 36. Kh2 Rh7 {Black mates.} 37. Rxg5+ Kxg5 38. g4 Rxh5+ {Weighted Error Value: White=0.94/Black=0.13 (very precise)} (38... Kf4 $142 39. b4 e3 40. fxe3+ Kxe3 41. Kg3 f2 42. Kg2 Ke2 43. Kh2 f1=Q 44. Kg3 Qf2+ 45. Kh3 Kf3 46. g5+ Rxh5#) 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.1"]
[White "Lalith Babu M R"]
[Black "Ponkratov, Pavel"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2563"]
[BlackElo "2641"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,66,44,43,44,45,13,35,33,35,38,43,34,59,43,43,35,43,32,35,40,50,38,52,58,58,54,82,80,108,95,136,77,111,104,140,125,117,66,103,63,68,67,195,80,83,60,72,-27,-16,-31,55,48,37,39,48]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 e6 8. Nf3 $1 {E73: King's Indian: Averbakh Variation without 6...c5.} exd5 9. exd5 Bg4 10. O-O {[#]} a6 $146 ({Predecessor:} 10... Re8 11. h3 Bxf3 12. Bxf3 Nbd7 13. Qd2 Ne5 14. Be2 Nh5 15. b3 f5 16. Bxh5 gxh5 17. Rae1 a6 {1-0 (60) Sandhoefner,F (2290)-Manolache,M (2492) Vienna 2016}) 11. h3 Bxf3 12. Bxf3 Nfd7 13. Be2 f5 14. f4 Nf6 15. Bf3 Nbd7 16. Qd3 Ne8 {[%cal Ob7b5]} 17. Rab1 Qh4 18. Kh2 Nc7 {[%cal Ob7b5]} 19. b4 b6 20. bxc5 bxc5 21. Rb7 Rac8 (21... Qd8 $142) 22. Na4 (22. Ne2 $142) 22... Rfe8 23. g3 Qd8 24. Bd2 {White is more active.} Rb8 25. Qb3 (25. Rxb8 $16 Qxb8 26. Rb1) 25... Bd4 26. Ba5 Re3 27. Rxb8 {Chess con chili.} Nxb8 28. Qc2 (28. Qb7 $1 $18 Qe8 29. Bg2 $1 (29. Bxc7 $2 Rxf3 30. Qxb8 Qxb8 $19)) 28... Nd7 29. Kg2 Nf6 30. Re1 {[#]} (30. Bd2 $16) 30... Qe8 $11 31. Re2 {[#]} (31. Rf1 g5) 31... Qe7 ({Better is} 31... Ncxd5 $1 $15 32. cxd5 Rxe2+ 33. Qxe2 (33. Bxe2 $2 {loses.} Qe3 $19) 33... Qxa4) 32. Nc3 Nce8 33. Qd2 Rxe2+ {Weighted Error Value: White=0.21 (precise) /Black=0.15 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.2"]
[White "Erigaisi Arjun"]
[Black "Harsha Bharathakoti"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2633"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,70,22,26,27,28,45,23,30,11,11,9,20,12,18,22,13,-9,0,-35,-20,-53,-44,-44,-12,-39,-32,-30,-39,-31,-25,-50,-54,-49,-55,-52,-48,-75,-85,-74,-96,-79,-71,-70,-59,-44,-47,-63,-61,-62,-64,-54,-59,-37,-19,-19,-19,-21,-21,-15,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. Qe2 Ne7 {B42: Sicilian: Kan Variation: 5 Bd3.} 8. Be3 O-O 9. N1d2 {9.c4 is a critical line.} Nbc6 {White has an edge.} 10. f4 Nb4 {[#]} 11. O-O $146 ({Predecessor:} 11. Bxa7 Rxa7 12. Qf2 Ra8 13. O-O d5 14. e5 f6 15. exf6 Rxf6 16. Rae1 Nxd3 17. cxd3 {0-1 (55) Fiedorek,M (2333)-Turski,B (1993) Ustron 2019}) 11... Nxd3 12. Qxd3 Bxe3+ 13. Qxe3 d6 14. a4 Qc7 15. Qd3 Bd7 {[%cal Bc8d7,Bd7c6,Bc6e4][%mdl 32]} 16. Nf3 Rac8 {[%cal Ba8c8,Bc8c2,Bc2b2][%mdl 32]} 17. Rf2 {[%cal Bf1f2,Bf2d2,Bd2d6][%mdl 32]} e5 18. Rd2 {Hoping for fxe5.} Bc6 (18... Be6 {keeps more tension.}) 19. Qxd6 Qxd6 ({Don't play} 19... Bxe4 20. fxe5 Rfe8 21. Re1 $11) 20. Rxd6 Bxe4 21. Nxe5 Rxc2 22. Rd2 Rfc8 {...Bd5 is the strong threat.} 23. Rad1 {[#] White threatens Rd8+ and mate.} Nd5 $1 24. g3 (24. Nf3 Rxd2) 24... f6 25. Nd3 Bxd3 26. Rxd3 {[#]} Rxb2 $1 27. Na5 (27. Rxd5 Rxb3) 27... Nc3 28. Rd8+ Rxd8 29. Rxd8+ $15 {[%mdl 4096] Endgame KRN-KRN} Kf7 30. Rd7+ Kg6 31. Nxb7 Nxa4 32. Nd8 Nc5 {To avoid Ne6} 33. f5+ $1 {The position is equal.} Kg5 34. Rxg7+ Kxf5 35. Rxh7 Ke5 {Weighted Error Value: White=0.08 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.3"]
[White "Arjun Kalyan"]
[Black "Delgado Ramirez, Neuris"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2506"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,153,12,29,31,32,19,20,29,25,22,23,29,14,35,32,-3,42,0,0,27,15,20,16,9,29,24,0,-19,0,-52,-37,-26,-26,-106,-110,-108,-116,-115,295,300,301,291,276,281,274,199,189,185,171,177,177,162,165,165,167,72,66,61,60,54,61,53,74,82,79,68,68,68,77,86,93,62,55,55,55,56,68,68,88,88,88,76,80,0,88,88,88,25,89,88,88,87,88,79,109,68,116,33,41,34,33,29,233,230,203,69,69,85,137,19,19,8,19,19,19,19,68,68,68,68,68,68,68,68,68,68,68,68,68,68,68,68,68,68,68,68,68,8,8,8]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 h5 9. Nd5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Bxd5 10. exd5 Nbd7 11. Qd2 g6 12. O-O-O Nb6 13. Kb1 Nbxd5 14. Bg5 {[%cal Od2d5]} Be7 $1 15. Bd3 $1 {[%mdl 4] is recently more successful than 15.g3.} Nb6 (15... Qc7 $11 {was preferrable.}) 16. Rhe1 Qc7 17. Qf2 Ne4 18. Rxe4 Bxg5 19. f4 Bf6 {[%cal Bg5f6,Bf6e5,Be5g7][%mdl 32] [#]} 20. fxe5 $146 ({Predecessor:} 20. f5 g5 21. Rb4 Nd5 22. Rc4 Qb6 23. Qxb6 Nxb6 24. Rc7 d5 25. Rxb7 Nd7 26. Be2 {1-0 (47) Giri,A (2764)-Clarke,B (2424) Chess.com INT 2020}) 20... Bxe5 21. a4 Nd7 22. Rf1 (22. Rc4 $1 $11 Qd8 23. Rb4) 22... O-O $1 $15 {[%cal Ob7b5]} 23. g4 {And now gxh5 would win.} d5 {[%csl LRe4,LRh2]} 24. Re2 (24. Rb4 $11 {remains equal.}) 24... hxg4 $17 25. Qh4 Bg7 26. Qxg4 Rae8 $2 {[%mdl 8192] [#] Inhibits Re7.} (26... Ne5 $17 {and life is bright.} 27. Qg3 Rfe8) 27. Rxf7 $1 $18 {[%mdl 512]} Ne5 (27... Rxe2 28. Rxg7+ $1 {[%mdl 512]} (28. Rxf8+ Kxf8 29. Bxe2 Qe5 $11) 28... Kh8 29. Rh7+ $3 {[%mdl 512]} Kxh7 30. Qxg6+ Kh8 31. Qh7#) 28. Rxc7 {[%cal Oe2e5] Dancing on a razor blade.} Nxg4 29. Rxe8 (29. Rxb7 Rxe2 30. Bxe2 Nxh2 $18) 29... Rxe8 30. Bxg6 Re1+ 31. Ka2 {aiming for Nc5.} Ne5 32. Rc8+ Bf8 33. Bf5 {Black must now prevent Nd4.} Nc6 34. Nc5 {Hoping for Ne6.} Ne7 {[#]} 35. Be6+ ({Resist} 35. Nd3 $6 Re2 $14) (35. Bh7+ $1 $18 {[%mdl 512] has better winning chances.} Kg7 36. Rb8) 35... Kg7 $16 (35... Rxe6 $2 36. Rxf8+ $1 {[%mdl 512]} Kxf8 37. Nxe6+ Ke8 38. Nc5 $18) 36. Re8 {Strongly threatening Bd7. White is more active.} b6 37. Nd7 Rxe6 38. Nxf8 $14 {[%mdl 4096] Endgame KRN-KRN} ({Much worse is} 38. Rxf8 Rd6 39. Rd8 Nf5 $11) 38... Re2 39. Nd7 Kf7 40. Rb8 b5 41. axb5 axb5 42. c3 $1 Rxh2 43. Rxb5 Ke6 44. Nc5+ Kd6 45. Nd3 Rd2 46. Nb4 Rh2 47. Rb6+ Kd7 48. Kb3 Rh3 49. Ka2 Rh2 $1 50. Rf6 Rd2 51. Rf4 (51. Kb3 $16) 51... Rh2 (51... Ng6 $1 $11 {keeps the balance.} 52. Rg4 Ne5) 52. Kb3 Kd6 53. Rf6+ Kd7 54. Nd3 Nc6 55. Rf3 ({White should try} 55. Ka4 $16) 55... Rh4 {[#]} (55... Ke6 $14) 56. Kc2 (56. Ka3 $1 $16) 56... Rc4 57. Rf7+ Ke6 58. Rh7 Rg4 $2 (58... d4 $11) 59. Rh6+ $18 Kd7 {[#]} 60. Rh2 ({Better is} 60. b4 $1 $18) 60... Kc7 $14 61. b4 Rg3 (61... d4 $142) 62. b5 ({White should play} 62. Rh7+ $16 Kc8 63. Rh6 (63. Nf4 d4 $18)) 62... Na7 63. Nb4 Nxb5 64. Nxd5+ Kd6 65. Rh5 Nxc3 66. Nxc3 $11 {White threatens Ne4+ and mate. KRN-KR} Rg1 67. Kd3 Ke6 68. Kd4 Re1 69. Rh6+ Kf5 70. Rh8 Ra1 71. Rh5+ Ke6 72. Re5+ Kd6 73. Ne4+ Kd7 74. Nc5+ Kd6 75. Re6+ Kc7 76. Ra6 (76. Rh6 $14) 76... Rxa6 77. Nxa6+ {Weighted Error Value: White=0.20 (precise) /Black=0.29 (precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.4"]
[White "Karthik Venkataraman"]
[Black "Visakh N R"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2485"]
[BlackElo "2522"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,107,14,16,4,43,0,0,17,8,4,33,14,37,27,39,11,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,97,-736,0,0,85,83,141,132,142,144,174,172,169,181,181,178,185,185,185,170,174,158,252,252,252,252,252,252,250,204,248,0,296,286,279,279,314,314,314,314,314,314,372,346,628,620,618,453,547,491,477,469,29985,29986,29980,450,733,713,29990,29988,29996,310]} 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).} a6 8. Bd2 (8. a3 $14 {should be considered.} Bxc3+ 9. Qxc3) 8... Re8 9. a3 {The position is equal.} Bd6 10. h3 dxc4 11. Bxc4 h6 12. O-O e5 13. Rad1 (13. d5 $5 {[%cal Rd5c6]} Ne7 14. Rad1 $11) 13... Bd7 {[#]} 14. Ba2 $146 ({Predecessor:} 14. dxe5 Nxe5 15. Nxe5 Rxe5 16. f4 Bf5 17. Qb3 Re7 18. Qxb7 Bc2 19. Rc1 Rb8 20. Qxa6 Rxb2 {½-½ (33) Nakamura,H (2790)-Aronian,L (2786) Moscow 2016}) 14... Qc8 15. Nd5 Nxd5 16. Bxd5 exd4 17. exd4 (17. Qg6 Be6 18. Bxe6 Rxe6 $17) 17... Bxh3 18. gxh3 (18. Bxc6 Bf5 19. Qc4 bxc6 $17) (18. Qg6 Be6 19. Bxe6 Rxe6 $17) 18... Qxh3 19. Rfe1 $1 {[%cal Oe1e4]} (19. Qg6 $2 Nxd4 $1 {[%mdl 512]} 20. Qxf7+ Kh8 $19) 19... Qg4+ 20. Kf1 {[%cal Oe1e4] aiming for Re4!} Qh3+ 21. Kg1 {[%cal Oe1e4] Black must now prevent Re4!} Nxd4 22. Qd3 {Chess con chili.} (22. Nxd4 Bh2+ 23. Kh1 Bg3+ 24. Kg1 Qh2+ 25. Kf1 Qxf2#) 22... Bh2+ 23. Kh1 c6 {[#]} 24. Rxe8+ (24. Bxf7+ Kh8 25. Nxh2 (25. Rxe8+ $2 Rxe8 26. Nxh2 Qxd3 $19) 25... Qxd3 $15) (24. Qf1 $1 $16 Rxe1 25. Rxe1 Qxf1+ 26. Rxf1 cxd5 27. Nxd4) 24... Rxe8 $11 25. Qf1 Qxf1+ (25... Qh5 $11 {remains equal.} 26. Bxf7+ Qxf7 27. Nxh2 (27. Nxd4 $2 Be5 $19) 27... Nf3) 26. Rxf1 $16 Nxf3 (26... cxd5 $142 27. Nxd4 Bc7) 27. Bxf3 Bc7 28. Rg1 g5 29. Bc3 Kf8 30. Rd1 Be5 31. Bb4+ {A strong pair of Bishops.} Kg7 32. Bh5 Re6 33. Rd7 Rf6 34. Bc5 ({Don't play} 34. Rxb7 Rxf2 35. Bc3 (35. Kg1 Rf5 $16) 35... Bxc3 36. bxc3 a5 $16) 34... b6 (34... Bxb2 $16 {keeps fighting.} 35. Rxb7 Rf5 36. Bxf7 (36. Rxb2 Rxc5 37. Rb7 Rf5 $16) 36... Rxc5) 35. Bxb6 $18 Bxb2 36. Kg2 Rf4 37. Be3 Rf5 38. Bg4 Ra5 39. Bh5 $2 ({Better is} 39. Be6 $18) 39... Rxa3 $2 {[%mdl 8192]} (39... Rf5 $1 $11) 40. Rxf7+ Kh8 41. Rc7 Rb3 42. Rxc6 Kg7 43. Rg6+ Kh7 44. Rxa6 Rb7 45. Bf3 Re7 (45... Rb4 46. Bd1 Kg7 47. Ra7+ Kg8) 46. Kh3 Kg7 47. Kg4 Bf6 48. Bc5 {[%cal Oa6f6] White threatens Rxf6! and mate.} Rc7 49. Bd6 Rc4+ (49... Rd7 $18 50. Be4 Bc3) 50. Kf5 Bd4 51. Bd5 (51. Ra8 $142 Rc2 52. Bf8+ Kh7 53. Ke6 Kg6 54. Be4+ Kh5 55. Bxc2 Kh4 56. Ra4) 51... Rc2 (51... Rc8 $142 52. f3 Rd8) 52. f3 {White wants to mate with Ra8.} Rd2 53. Rc6 Ba1 54. Rc7+ {Weighted Error Value: White=0.42/Black=0.53} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.5"]
[White "Mirzoev, Azer"]
[Black "Iniyan, P."]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2468"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,93,33,29,23,9,23,21,18,16,22,22,21,0,16,14,8,0,0,0,0,0,0,0,0,-20,-7,-13,-9,-15,-10,-9,-4,-6,12,17,19,19,19,19,31,20,14,0,99,38,54,56,50,47,47,47,52,53,31,6,2,4,37,37,44,44,46,19,20,17,17,18,20,12,19,0,12,0,1,0,8,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 Be7 6. Bg5 d5 7. cxd5 exd5 {has lost popularity (7...Nxd5).} 8. Qa4+ c6 9. e3 Nbd7 {E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7 .} 10. Be2 O-O 11. O-O Re8 12. Rac1 Bd6 13. Bh4 {[#]} a5 $146 (13... g6 {is more complex.} 14. Bg5 Kg7 15. Bd3 h6 16. Bf4 Qb8) ({Predecessor:} 13... Nf8 14. b4 Ng6 15. Bg3 Bf8 16. Qb3 Nh5 17. Rfd1 Nxg3 18. hxg3 a6 19. a4 b5 {1-0 (41) Drozdovskij,Y (2517)-Azarov,S (2599) Playchess.com INT 2005}) 14. Bg3 Bf8 15. h3 b5 16. Qc2 b4 17. axb4 axb4 18. Na4 Ne4 19. Bf4 Ra5 20. Bd3 Qa8 21. b3 c5 22. dxc5 Ndxc5 23. Nxc5 Rxc5 24. Qb2 Nc3 {[%cal Od5d4]} 25. Ra1 Qd8 {[%cal Od5d4]} 26. Ra7 Qb6 27. Rfa1 f6 28. Nd4 g6 {Prevents Bf5.} 29. h4 {[%cal Oh4h5]} Ne4 (29... Rcc8 $1 $11) 30. Qe2 {White is more active.} (30. f3 $16 Nc3 31. Qd2) 30... Rec8 31. Kh2 Rc1 32. Bxe4 {Chess con chili.} dxe4 33. Qg4 {Hoping for R1a4.} Rxa1 34. Rxa1 Rc5 35. Qe6+ (35. Qd7 {with more complications.} Rd5 36. Qe8 Rd8 37. Qe6+ Qxe6 38. Nxe6 Rd2 39. Ra7) 35... Qxe6 36. Nxe6 Rc3 37. Ra7 Bd5 38. Nxf8 Kxf8 $14 {[%mdl 4096] Endgame KRB-KRB} 39. Bd6+ Kg8 {The position is equal.} 40. Bxb4 Rxb3 41. Bc5 Rb7 42. Ra6 Kf7 43. g4 g5 44. Bd4 Be6 $1 45. Kg3 h6 46. hxg5 hxg5 47. Ra7 {Weighted Error Value: White=0.07 (flawless) /Black=0.09 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.6"]
[White "Sethuraman, S.P."]
[Black "Saptarshi, Roy"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2619"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,0,41,44,54,39,17,0,7,0,0,-20,-25,-24,-25,-29,6,0,79,86,76,76,81,80,142,139,147,147,156,169,157,154,244,261,385,343,390,384,380,372,393,388,359,294,296,259,264,248,261,242,258,273,256,246,310,310,324,318,349,331,365,363,400,335]} 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 Bb4 5. Bd2 Ne7 (5... dxe4 $11 6. Nxe4 Qxd4 7. Bxb4 Qxe4+ 8. Ne2 Nd7) 6. Nf3 $14 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} O-O 7. Qc2 {[#]} c5 $146 ({Predecessor:} 7... dxe4 8. Qxe4 Nd7 9. Bd3 Nf6 10. Qe2 b6 11. a3 Bd6 12. O-O Bb7 13. Rad1 Ng6 {½-½ (73) Gustafsson,J (2645)-Suarez Garcia,C (2445) chess24.com INT 2019}) 8. a3 {The position is equal.} Bxc3 9. Bxc3 cxd4 10. Nxd4 e5 11. Nf3 d4 12. Bd2 Nbc6 13. b4 $36 {[%mdl 2048] White is more active.} f5 (13... Qc7 $11) 14. Bd3 $16 {Black is now going downhill.} fxe4 15. Bxe4 Bf5 {...d3 is the strong threat.} 16. Qd3 Qc7 {[#]} (16... a6 $142) 17. O-O $1 Rae8 18. Rfe1 {White is more active.} Bxe4 19. Qxe4 Ng6 20. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Qf7 (20... Nd8 $16 {was called for.} 21. h5 Nh8) 21. b5 $18 Nce7 (21... Nb8 $142 22. Bb4 Nd7 23. Bxf8 (23. Qxb7 Rb8 $16) 23... Rxf8) 22. h5 Nf4 23. Bxf4 exf4 24. Qxb7 Nf5 25. Qxf7+ Kxf7 26. Ng5+ Kg8 27. Ne6 Rf7 28. Nxf4 Rxe1+ 29. Rxe1 {[%mdl 4096] Endgame KRN-KRN} Nd6 30. Nd3 Nxc4 31. a4 Kf8 32. Re4 Rd7 33. Nc5 Rd5 34. Ne6+ Kf7 {[%cal Od4d3]} 35. Nxd4 Rxh5 36. Nc6 {Prevents Na5.  Weighted Error Value: White=0.05 (flawless) /Black=0.24 (precise)} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.7"]
[White "Shahil Dey"]
[Black "Gukesh D"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2400"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,52,21,34,24,12,32,39,44,19,26,21,18,8,31,-12,-16,-18,-14,-6,-19,-66,-73,-57,-58,-73,-70,-118,-126,-124,-116,-125,-124,-333,-336,-837,-837,-29984,-29985,-29980,-29981]} 1. e4 {ChessBase II} c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 Re8+ {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 9. Ne2 h5 (9... f5 $5) 10. O-O h4 {White is slightly better.} 11. Bf4 Na6 {[%cal Bb8a6,Ba6c7,Bc7e6,Be6f4][%mdl 32]} (11... Rxe2 $2 12. Qxe2 Bxf4 13. Qe4 $18) 12. Rfe1 Nc7 (12... Rxe2 $2 13. Qxe2 Bf5 14. Bxf5 $18) 13. Qd2 {[#]} Bf8 $146 ({Predecessor:} 13... Ne6 14. Bxd6 Qxd6 15. Bc2 Bd7 16. f4 Nc5 17. Nc1 h3 18. Nb3 {½-½ (18) Bacrot,E (2678)-Villegas,P (2354) Brest 2019 CBM 190 Extra [ChessBase II]}) 14. c4 (14. h3 $14 {should be considered.}) 14... Ne6 15. h3 Nxf4 16. Qxf4 f5 ({Much less strong is} 16... g5 17. Qf3 $14) 17. Bxf5 (17. Nc3 $11 {deserves consideration.}) 17... Bxf5 $15 18. Qxf5 Bb4 19. Nc3 Qxd4 20. Rxe8+ ({White should play} 20. Rad1 $15 Rxe1+ 21. Rxe1) 20... Rxe8 $17 21. Rd1 Qxc4 22. Qd7 {[#]} Qe6 23. Qxb7 $2 {[#] This costs White the game.} (23. Qxe6 $17 Rxe6 24. Rd8+ Kh7 25. Kf1) 23... Bd6 $1 $19 {[%cal Oe6e1] ( -> ...Qe1+!)} 24. Rf1 {Prevents Qe1.} (24. Qa6 Qe5 25. g3) 24... Qe5 {[%csl Gd6][%cal Re5h2]} 25. f4 Qd4+ 26. Kh1 Qc4 {Weighted Error Value: White=0.83/Black=0.03 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.8"]
[White "Deepan Chakkravarthy J."]
[Black "Karthikeyan, P.."]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2520"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,29,0,2,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 {[%cal Bd2d4,Bd4e5][%mdl 32]} Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 15. Qe4+ {An uneventful encounter. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.9"]
[White "Mosadeghpour, Masoud"]
[Black "Padmini, Rout"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2511"]
[BlackElo "2350"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,79,24,17,21,41,32,39,42,37,28,0,-8,0,47,27,34,26,42,45,41,43,30,15,17,25,28,0,0,0,0,0,0,0,8,0,0,0,10,12,7,-58,-54,-55,121,77,349,45,299,330,304,-32,-25,-25,-25,-26,-26,-66,-92,-64,0,0,0,-66,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3,Bb3c4][%mdl 32]} a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. d3 Be7 8. c4 bxc4 9. Bxc4 O-O {C84: Closed Ruy Lopez: Unusual White 6th moves.} 10. Nc3 d6 {[%cal Bd7d6,Bd6d5][%mdl 32]} 11. a3 Nd4 {White is slightly better.} 12. b4 c6 13. Rb1 {[#]} d5 $146 ({Predecessor:} 13... Rb8 14. Bb2 d5 15. Ba2 Nxf3+ 16. Qxf3 d4 17. Ne2 a5 18. Bc4 axb4 19. axb4 Bc8 {0-1 (40) Bellin,R (2440)-Flear,G (2320) Brighton/ East Sussex 1980}) 14. Ba2 Nxf3+ (14... a5 $11 {was preferrable.}) 15. Qxf3 $14 Qd6 16. Bg5 Rad8 17. Rfc1 h6 18. Bh4 Nh7 19. Bg3 {[%cal Od3d4]} Bg5 20. Rd1 Bf4 21. h4 {Inhibits Ng5.} Bxg3 22. Qxg3 Nf6 {[%cal Bh7f6,Bf6h5,Bh5f4][%mdl 32]} 23. Re1 Nh5 24. Qf3 Nf4 25. d4 exd4 26. e5 Qe7 {[%cal Of4g2]} 27. Qxf4 dxc3 28. Rbc1 (28. Qd4 $1 $11) 28... d4 $15 29. e6 fxe6 (29... Kh8 $1 $15 30. exf7 Qf6 31. Qxf6 gxf6) 30. Rxe6 $16 Qf7 {[%mdl 8192] [#]} (30... Rxf4 $16 {was necessary.} 31. Rxe7+ Kh8) 31. Qxf7+ $2 (31. Re8 $1 $18 {[%mdl 512]} Rdxe8 32. Bxf7+ Rxf7 33. Qxd4) 31... Rxf7 $4 {[%mdl 8192]} (31... Kxf7 $14 32. Rxc6+ (32. Rce1 Kg8 $15) 32... Ke8 33. Re1+ Kd7) 32. Re7 $1 $18 {[%mdl 64] Pin} Rd5 {[#]} 33. Bxd5 $2 (33. Re4 $1 $18) 33... cxd5 $15 34. Rxf7 Kxf7 $18 {[%mdl 4096] Endgame KR-KB} 35. Kf1 {And now Ke2 would win.} Bc6 {[%mdl 1024] Black has compensation.} 36. Ke2 Bb5+ 37. Kd1 {Black must now prevent Kc2.} Ba4+ 38. Ke2 {Hoping for Kd3.} Bb5+ 39. Kd1 $1 {aiming for Kc2.} Ba4+ (39... Bd3 $15) 40. Ke2 {Weighted Error Value: White=0.33/Black=0.48} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.10"]
[White "Sangma, Rahul"]
[Black "Mitrabha, Guha"]
[Result "1/2-1/2"]
[ECO "C70"]
[WhiteElo "2286"]
[BlackElo "2510"]
[Annotator "TA"]
[PlyCount "215"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,214,50,36,36,39,35,27,33,35,15,18,41,43,46,32,42,24,15,0,0,0,0,-31,-31,-51,-51,-50,-53,-48,-46,-50,-43,-48,-51,-52,-22,-40,-29,-45,-45,-47,-48,-45,-45,-49,-31,-58,-49,-72,-78,-88,-48,-43,-33,-39,-6,-25,0,0,0,0,38,9,10,0,98,70,70,68,62,62,103,88,157,132,159,135,94,70,104,97,288,259,275,257,262,243,478,472,311,114,251,0,109,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12847,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. O-O Nge7 6. c3 Ng6 {C64: Ruy Lopez: Classical Defence (3...Bc5) except 4 0-0 Nf6.} 7. d4 Ba7 8. Bxc6 dxc6 {White has an edge.} 9. Nxe5 Nxe5 10. dxe5 Qh4 11. Qf3 {[#]} Bg4 $146 ({Predecessor:} 11... Rg8 12. Be3 Bg4 13. Qf4 g5 14. Qf6 Bxe3 15. fxe3 Be6 16. Nd2 Rc8 17. g3 Qg4 {1-0 (44) Shahade,G (2476)-Csonka,B (2490) Chess.com INT 2021}) 12. Qf4 Qh5 13. Na3 O-O 14. Nc2 f6 $1 15. e6 ({But not} 15. exf6 Be2 16. Qg5 (16. Qxc7 $2 Rf7 $19) 16... Qxg5 17. Bxg5 Bxf1 18. Kxf1 h6 $17) 15... Bxe6 16. Be3 (16. Nd4 $5 {[%cal Rd4e6]} Rae8 17. Re1 $11 (17. Qxc7 $2 Bb8 $19) (17. Nxe6 Rxe6 18. Be3 Bxe3 $11)) 16... c5 17. b4 Rad8 18. Bxc5 Bxc5 19. bxc5 Qxc5 20. Nd4 Bc8 21. Qg3 Rfe8 22. Rfe1 b6 (22... Qc4 {seems wilder.} 23. h3 Rd7 24. Re3 Rde7 25. Nf3 h6) 23. Rad1 (23. Re3 {is interesting.} Qd6 24. f4 c5 25. Nf3 Qe6 26. a3) 23... Qd6 24. Qxd6 Rxd6 25. f3 Red8 26. Rb1 Kf7 27. Rb2 g6 28. Ree2 a5 29. e5 fxe5 30. Rxe5 Ba6 {Inhibits Rbe2.} 31. Kf2 Bc4 32. f4 Kf6 33. a3 h6 34. g4 Rf8 35. h4 Rf7 36. Kg3 Kg7 37. h5 Kf8 (37... c5 $11 38. Nf3 Rd3) 38. hxg6 $16 {White is more active.} Rxg6 39. f5 Rd6 40. Kf4 Kg7 (40... Re7 $14) 41. Rb1 c5 ({Black should try} 41... Rfd7) 42. Nf3 Bd5 43. Rd1 Rfd7 44. Nh4 $36 {[%cal Of5f6][%mdl 2048] f6+! is the strong threat. White fights for an advantage.} Kf6 $1 45. Re8 $1 Bf7 $2 (45... b5 $16 {was called for.}) 46. Rxd6+ $18 Rxd6 {[%mdl 4096] Endgame KRB-KRN} 47. Rb8 Ke7 48. Nf3 Be8 $2 (48... Bb3 {keeps fighting.} 49. Ne5 a4) 49. Ne5 b5 {[#]} 50. Rb7+ $2 (50. g5 $1 $18 {and the rest is easy. Strongly threatening f6+.} hxg5+ 51. Kxg5) 50... Kd8 (50... Kf8 $16 51. g5 hxg5+ 52. Kxg5 b4) 51. Rb8+ (51. g5 $18 hxg5+ 52. Kxg5) 51... Ke7 $16 52. Ng6+ (52. Ke3 $16) 52... Bxg6 $11 53. fxg6 Rxg6 {KR-KR} 54. Rb7+ Ke6 55. Rb6+ Kf7 56. Rb7+ Ke6 57. Rb6+ Kf7 58. Rxb5 Rf6+ 59. Ke5 Re6+ 60. Kf5 {Hoping for Rb7+.} Rf6+ 61. Ke5 Re6+ 62. Kd5 Rg6 63. Rb7+ Kg8 64. Kxc5 Rxg4 65. c4 h5 66. Rb1 Kf7 67. Re1 {Threatens to win with Kb5.} h4 68. Kb5 h3 69. Rh1 Rg3 70. a4 Rb3+ 71. Kc6 Ke7 72. c5 {Black must now prevent Kc7.} Kd8 73. Rh2 Rg3 74. Rd2+ Kc8 75. Rd6 $2 {[%mdl 8192]} (75. Rh2 $11) 75... Rb3 $2 (75... h2 $19 76. Rh6 {[#]} Rg6+ $3 {[%mdl 512]} 77. Rxg6 h1=Q+ 78. Kd6 Qd1+ 79. Ke6 Qxa4 80. Rg8+ Kc7) 76. Rh6 {[%cal Rh6h8]} Kb8 $1 77. Rh7 Ka8 78. Rh5 Ka7 79. Rh8 Ra3 80. Kb5 Rb3+ 81. Kc6 Ra3 82. Kb5 Rb3+ 83. Kxa5 Kb7 84. Rh6 Kc7 85. Ka6 Kd7 86. a5 Kc7 87. c6 h2 88. Rxh2 Kxc6 {Mate.} 89. Rh7 Ra3 90. Rh1 Kc7 91. Rb1 Ra2 92. Rb5 Kc6 93. Rh5 Kc7 94. Ka7 Kc6 95. a6 Kc7 96. Rc5+ Kd7 97. Kb6 Rb2+ 98. Ka7 Rb1 99. Rg5 Kc7 100. Rg7+ Kc8 101. Rb7 Rc1 102. Rb3 Kc7 103. Rb2 Rc3 104. Rb7+ Kc8 105. Kb6 Rb3+ 106. Kc6 Rxb7 107. axb7+ Kb8 108. Kb6 {What a fight!  Weighted Error Value: White=0.15 (very precise) /Black=0.22 (precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.11"]
[White "Fawzy, Adham"]
[Black "Bharat Kumar Reddy Poluri"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2476"]
[BlackElo "2263"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,89,0,0,0,0,-8,49,45,56,45,43,41,43,34,29,31,36,35,39,31,98,98,145,146,188,189,196,122,200,194,160,184,214,211,212,200,205,204,200,197,318,284,294,299,272,244,247,208,245,242,588,599,593,606,606,602,584,584,570,562,552,474,29960,29960,29960,29961,29956,29958,29961,6115,29971,29971,29965,29966,5010,5006]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qa5 8. Bd2 Qa4 9. h5 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4.} h6 10. Qg4 Nf5 (10... Kf8 $11) 11. Bd3 $14 {And now Bxf5 would win. White is slightly better.} Rg8 {[#]} 12. Qf4 $146 ({Predecessor:} 12. Nf3 Nc6 13. O-O c4 14. Bxf5 exf5 15. Qg3 g5 16. Rfb1 b6 17. Ne1 Be6 18. f4 {1-0 (54) Morozevich,A (2683)-Korovin,M (2240) Kazan 2016}) 12... c4 13. Bxf5 exf5 14. Kd1 Nc6 15. Ne2 Be6 16. Qh4 Qb5 17. Bc1 {To avoid Qb2} Qa5 (17... Qa4 $1 $14) 18. a4 $1 $16 b5 (18... Kd7 $142) 19. Ba3 b4 {[#]} (19... bxa4 $16 20. Bd6 f6) 20. cxb4 $1 $18 Nxb4 (20... Qxa4 $2 21. Nc3 Qa6 22. b5 $18) 21. Nc3 ({White should play} 21. Rb1 $18 Rb8 22. Nc3) 21... Rb8 (21... Nc6 $16 {keeps fighting.} 22. Kd2 (22. Nb5 Rb8 $14) 22... Qd8) 22. Rb1 {[%cal Oc3a2]} Kd7 {[#]} 23. Kd2 $1 {Hoping for Bxb4.} g5 24. hxg6 $1 Rxg6 25. Bxb4 {Really sharp!} Rxb4 26. Rxb4 Qxb4 27. Rb1 {[%cal Bh1b1,Bb1b7,Bb7b8][%mdl 32]} Qf8 (27... Rg4 $142) 28. Qh1 (28. Rb7+ Kc6 29. Rxa7 Rg4 $18) 28... Qd8 29. Rb7+ Ke8 30. Nb5 (30. Rxa7 Qg5+ 31. Ke2 Qg4+ 32. Kf1 Qxd4 33. Ra8+ Kd7 $11) 30... Kf8 31. Nd6 (31. Nxa7 Qa5+ 32. Ke2 Qxa4 $11) 31... Qa5+ 32. c3 Qxa4 $2 (32... Qd8 33. Qh5 (33. Rxa7 Qg5+ 34. Kc2 Qxg2 $18) 33... f4 34. Nxf7 (34. Rxa7 Qg5 $16) 34... Bxf7) 33. Rb8+ ({Inferior is} 33. Qh4 Qa2+ 34. Kc1 (34. Ke3 Qc2 $11) 34... Qa1+ 35. Kc2 (35. Kd2 Qa2+ 36. Kc1 Qa1+ 37. Kd2 Qa2+ $11) 35... Qe1 $11) 33... Kg7 {Threatens to win with ...Qa2+.} 34. Ne8+ Kh7 {White must now prevent ...Qa2+.} 35. Nf6+ Rxf6 36. exf6 {[%cal Ob8h8][%mdl 4096] Endgame KQR-KQB} Qa2+ 37. Ke3 {[%cal Ob8h8]} f4+ 38. Kf3 {[%cal Ob8h8]} Bg4+ (38... Qc2 $18 39. Qb1 Qxb1 40. Rxb1 Kg6 41. Kxf4 Kxf6) 39. Kxg4 Qe2+ 40. f3 Qe6+ 41. Kh4 Qxf6+ 42. Kh3 {White wants to mate with Qe1.} Qg5 43. Qb1+ Kg7 44. Qe1 Qf5+ 45. Kh2 {Weighted Error Value: White=0.05 (flawless) /Black=0.56} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.12"]
[White "Tahbaz, Arash"]
[Black "Rohit S"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2469"]
[BlackElo "2276"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,43,37,31,45,41,36,36,46,41,75,48,65,53,66,47,296,289,329,333,294,239,450,465,460,457,1236,1207,1193,1137]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Bd6 6. Bg2 O-O 7. O-O c6 8. Nc3 Nbd7 9. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} b6 {E01: Catalan: Early deviations.} 10. e4 dxe4 11. Ng5 Bb7 {White is slightly better.} 12. Ngxe4 {[#]} Bc7 $146 ({Predecessor:} 12... Be7 13. Qc2 Nxe4 14. Nxe4 c5 15. dxc5 f5 16. Nc3 Bxg2 17. Kxg2 Nxc5 18. Rad1 Qc7 {½-½ (47) Svane,R (2581)-Kollars,D (2510) Apolda 2017}) 13. b4 e5 14. d5 {d6 is the strong threat. White is more active.} cxd5 {[%cal Rf6e4]} 15. cxd5 {Strongly threatening d6.} Qe7 {Prevents d6. Loses the game.} (15... Nxd5 $2 16. Nxd5 Rc8 17. Nec3 $18) (15... Nxe4 $1 $14 16. Nxe4 (16. Bxe4 f5 $15) 16... Rc8) 16. Bg5 $1 $18 Qxb4 17. Bxf6 Nxf6 18. Rb1 Qd4 $2 {[#]} (18... Qe7 {was worth a try.}) 19. Nxf6+ $1 {White is clearly winning.} gxf6 20. Qh5 Qxc3 {[#]} (20... Bc8 $142 21. Nb5 Qg4 22. Qxg4+ Bxg4 23. Nxc7 Rab8) 21. Be4 $1 {[%csl Ge4][%cal Rh5h7]} Rfd8 22. Rbc1 {Weighted Error Value: White=0.05 (flawless) /Black=0.69} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.13"]
[White "Srihari L R"]
[Black "Krishna C R G"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2400"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,60,34,33,21,18,20,18,25,28,25,16,22,26,20,13,20,10,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Qb3 e6 5. Bg5 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6d5][%mdl 32]} 6. Nc3 Be7 7. e3 O-O 8. Be2 dxc4 9. Qxc4 {[#]} c5 $146 {[%cal Bc6c5,Bc5d4][%mdl 32] D60: Queen's Gambit Declined: Classical: Unusual White 7th moves.} ({Predecessor:} 9... Nd5 10. Bxe7 Qxe7 11. O-O N5b6 12. Qd3 e5 13. Rfe1 Re8 14. e4 exd4 15. Nxd4 Ne5 16. Qg3 Ng6 17. Rad1 {½-½ (54) Iordachescu,V (2597)-Vajda,L (2547) Sovata 2018}) 10. O-O Nb6 11. Qb3 cxd4 12. Rfd1 Nfd5 13. Bxe7 Qxe7 14. Nxd5 Nxd5 15. Nxd4 {The position is equal.} b6 16. Nc6 Qd6 17. e4 Qxc6 18. exd5 exd5 19. Bf3 ({Don't go for} 19. Rxd5 $2 Be6 20. Bf3 Qc7 $19) 19... Be6 20. Bxd5 Bxd5 21. Qxd5 Qxd5 22. Rxd5 $11 {[%mdl 4096] Endgame KRR-KRR} Rfd8 23. Rad1 Rxd5 24. Rxd5 {KR-KR} Rc8 {[#] ( -> ...Rc1+)} 25. Kf1 Kf8 26. Ke2 Rc2+ 27. Rd2 Rc1 28. Rd7 Rc2+ 29. Rd2 Rc1 30. Rd7 Rc2+ {An even fight not without its subleties.  Weighted Error Value: White=0.03 (flawless) /Black=0.00 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.25"]
[Round "6.14"]
[White "Das, Sayantan"]
[Black "Poormosavi, Seyed Kian"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2459"]
[BlackElo "2229"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,70,8,0,5,8,-35,-39,-78,-78,-1489,-61,-47,71,-162,-144,-147,-156,-429,-158,-145,-143,-150,-138,-212,-206,-290,-161,-157,-76,-159,110,-608,-108,-595,-68,-285,-247,-270,498,-216,0,-309,-191,-201,-130,-142,347,-79,-76,-73,658,-122,-125,-162,-170,-219,518,-210,698,-216,677,-875,-412]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Qg4 h5 6. Qg3 {B12: Caro-Kann: Advance Variation.} h4 7. Qg4 ({Of course not} 7. Bb5+ Bd7 8. Qb3 (8. Bxd7+ Nxd7 9. Qb3 Bxc5 $17) 8... Bxc5 $15) (7. Qc3 $1 $11 {should be considered.}) 7... Nh6 {[#]} 8. Qg5 $146 {Black is slightly better.} ({Predecessor:} 8. Qf4 Bxc5 9. Bd3 Nc6 10. a3 g5 11. Qxg5 Qxg5 12. Bxg5 Nxe5 13. Bxh4 Nxd3+ 14. cxd3 {1-0 (34) Indjic,A (2618)-Ostrovskiy,A (2425) Chess.com INT 2020}) 8... Qxg5 9. Bd2 {[%mdl 8192] [#]} (9. Bxg5 $17 Ng4 10. b4) 9... Qf4 $2 10. Bxf4 $15 Ng4 (10... Nc6 $15 {stays ahead.}) 11. Bg5 $2 (11. h3 $16 Nh6 12. c4) 11... Nxe5 12. h3 f6 $36 {[%mdl 2048] Keeping White busy.} 13. f4 (13. Be3 $17) 13... fxg5 $2 (13... Nec6 $19 {is more deadly.} 14. Nf3 fxg5 15. Nxg5 Bxc5) 14. fxe5 $17 Bxc5 15. Nf3 Nc6 16. c4 (16. Nbd2 $17 {was called for.}) 16... Nd4 $19 17. Nc3 (17. Nxd4 $142 Bxd4 18. Nc3) 17... Nxf3+ (17... Nc2+ $142 18. Kd2 Nxa1) 18. gxf3 d4 (18... O-O $142 19. cxd5 exd5 20. Nxd5 Rxf3) 19. Nb5 ({Better is} 19. Ne4 Bb4+ 20. Ke2) 19... Bd7 $2 (19... O-O $17 20. O-O-O Rxf3 21. Nxd4 Rf4) 20. Nxd4 $2 {[%mdl 8192]} Rc8 $2 (20... Bxd4 $19 21. O-O-O Bxe5) 21. b3 $2 {[%mdl 8192]} b6 $2 (21... Bxd4 $19 22. Rd1 Bxe5) 22. Ne2 $2 (22. O-O-O $15) 22... b5 23. Rc1 Bd6 $4 {[%mdl 8192]} 24. Rd1 $4 {[%mdl 8192]} (24. exd6 $18 bxc4 25. bxc4) 24... Bc5 $2 ({Stronger than} 24... Bxe5 25. Nd4) (24... Bb4+ $19 25. Kf2 bxc4) 25. Kd2 $2 {[%mdl 8192]} (25. Rc1 $1 $11 {and White is okay.}) 25... Ke7 {And now ...Bc6 would win.} 26. Nc3 bxc4 27. Bxc4 Bb5 $2 {[%mdl 8192] A strong pair of Bishops.} 28. Ke2 $2 ({White should try} 28. Nxb5 $18 {Threatens to win with Ke2.} Rhf8 29. Ke2) 28... Bxc4+ $17 29. bxc4 Bd4 $2 {[%mdl 8192]} 30. Ne4 $2 (30. Rxd4 $18 Rhd8 31. Rxd8 Rxd8 32. Rb1) 30... Rxc4 31. Rd2 {[#] Rhd1 is the strong threat.} Bxe5 32. Rhd1 (32. Rg1 {is a better defense.}) 32... g4 $4 {[%mdl 8192]} (32... Rc7 $19 {Strongly threatening ...Bf4.} 33. Kf2 Bf4) 33. hxg4 $4 {[%mdl 8192]} (33. Rd7+ $18 {was the only winning move.} Kf8 34. Rd8+ Kf7 35. Rxh8) 33... h3 $4 {[%mdl 8192]} (33... Rc7 $19 34. Rh1 Bf4) 34. Ke3 $4 {[%mdl 8192]} (34. Rd7+ $18 Kf8 35. Rd8+ Kf7 36. Rxh8) 34... h2 $4 {[%mdl 8192]} (34... Rc7 $19 35. Kf2 Bf4) 35. Nf2 $4 {[%mdl 8192]} (35. Rd7+ $18 Kf8 36. Rd8+ Kf7 37. Rxh8) 35... Bb8 {Weighted Error Value: White=2.27/Black=2.13} (35... Bf4+ $142 36. Ke2 Bxd2 37. Rxd2 h1=Q 38. Nxh1 Rxh1) 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.1"]
[White "Lalith Babu M R"]
[Black "Karthik Venkataraman"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2563"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,76,0,0,7,14,5,0,2,14,8,0,8,0,18,25,18,34,22,24,41,45,51,0,0,0,12,0,0,0,66,75,74,73,110,81,106,112,104,37,59,10,19,6,11,5,3,3,6,8,8,0,10,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. h3 O-O 9. Be2 Nc6 10. Be3 cxd4 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 11. cxd4 f5 12. O-O f4 13. Bc4+ Kh8 {[#] aiming for ...Na5.} 14. Bd2 Nxd4 15. Bc3 {[%cal Rc3d4]} Be6 16. Bxe6 Nxe6 17. Bxg7+ Nxg7 18. Qa4 Qe8 19. Qb4 {[%mdl 1024] White has compensation.} b6 20. Rac1 {[#]} (20. a4 $14) 20... Ne6 $146 ({Predecessor:} 20... Rd8 21. Ne5 Ne6 22. Qb2 Nd4 23. Rfd1 Qa4 24. Nc6 e5 25. Nxd8 Rxd8 26. Kh2 Kg7 {1-0 (37) Troff,K (2528)-Popilski,G (2552) Dallas 2016}) 21. Qb2+ Rf6 22. Ne5 h5 {Inhibits Ng4.} 23. Rfd1 $36 {[%mdl 2048] Nd7 is the strong threat. White fights for an advantage.} Kh7 (23... Nc5 $11) 24. Nd7 $1 $14 Rf7 25. Qb3 Nf8 26. Rc7 Rg7 27. Ne5 {White is much more active.} Rd8 28. Rdc1 ({Better is} 28. Rxa7 $16 {Threatens to win with Rxd8.} Rxd1+ 29. Qxd1) 28... Nd7 29. Nf3 (29. Nd3 $14 {is more appropriate.}) 29... Nc5 $11 {The position is equal.} 30. Ng5+ Kh6 31. R1xc5 {[%mdl 64] [#] Remove Defender, Decoy} bxc5 32. Ne6 Qg8 33. Nxd8 Qxd8 34. Rxc5 {KQR-KQR} Qd2 35. Qb8 Qe1+ 36. Kh2 {And now Qh8+ would win.} Qxf2 37. Qh8+ Rh7 38. Qf8+ Rg7 {Weighted Error Value: White=0.10 (very precise) /Black=0.10 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.2"]
[White "Shyaamnikhil P"]
[Black "Erigaisi Arjun"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2442"]
[BlackElo "2633"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,34,47,34,35,22,31,28,29,27,26,8,12,-15,8,-4,-3,-25,0,-25,-54,-77,-97,-145,-127,-134,-138,-139,-125,-174,-164,-168,-154,-240,-255,-422,-423,-399,-351,-395,-382,-516,-380,-372,-344,-457,-340,-341,-341,-494,-490,-511,-494]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. a4 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} g5 7. a5 Bg7 8. Nbd2 {White is slightly better.} O-O 9. h3 Ne7 {[#]} 10. Ba2 $146 ({Predecessor:} 10. Nf1 d5 11. exd5 Nfxd5 12. Ng3 Ng6 13. Nh5 Bh8 14. O-O Be6 15. Re1 c6 16. Qb3 {½-½ (62) Adhiban,B (2660)-Le,Q (2709) chess24.com INT 2021}) 10... Ng6 11. g3 {To avoid Nf4} d5 12. exd5 Nxd5 13. Ne4 c6 14. a6 (14. h4 $5 {[%cal Rh4g5]}) 14... b6 (14... b5 $5 {[%cal Rf7f5]}) 15. Nfxg5 hxg5 {Black continues to play with concentration.} 16. Qh5 (16. Nxg5 $142 Nge7 17. h4) 16... Nge7 $17 ({Don't play} 16... Bxa6 $6 17. Bxd5 (17. Nxg5 $2 Re8 $19) 17... Qxd5 18. Rxa6 $11) 17. Bxg5 {aiming for Bxd5.} f6 (17... Bxa6 $2 18. Bxd5 Nxd5 19. Bxd8 $18) 18. Bd2 Be6 {[%cal Bc8e6,Be6d5,Bd5e6,Be6f5][%mdl 32]} 19. Qe2 {[#]} (19. Rh2 $17) 19... Nc7 $1 $19 {Threatens to win with ...Bxa2.} 20. Bb1 Bd5 21. h4 (21. Rh2 $17 {was called for.}) 21... f5 22. h5 $2 (22. c4 Bf7 23. Ng5) 22... fxe4 23. dxe4 Be6 24. f4 Bh6 25. Be3 Qd7 26. f5 Bxe3 27. Qxe3 {[#]} Nxf5 28. exf5 Bxf5 29. Ba2+ (29. Qg5+ {was worth a try.} Qg7 30. Qxg7+ Kxg7 31. Bxf5 Rxf5 32. O-O-O) 29... Kh7 30. Rd1 Nd5 {Weighted Error Value: White=0.47/Black=0.13 (very precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.3"]
[White "Ponkratov, Pavel"]
[Black "Fawzy, Adham"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2641"]
[BlackElo "2476"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,103,13,12,0,0,0,0,0,0,0,13,26,16,25,23,28,18,27,39,44,30,47,51,46,45,47,50,52,47,46,54,16,22,4,4,0,8,-20,-19,-25,-33,-24,-32,-16,0,0,0,-45,-71,-38,24,-98,-103,-159,-163,-171,-152,-164,16,18,131,112,125,125,112,122,122,122,122,131,128,127,147,106,189,183,249,229,293,156,538,524,474,448,547,525,519,461,1835,1742,2078,1484]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 {[%cal Bd4f3,Bf3d2,Bd2c4][%mdl 32]} Be7 8. Nd2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} b5 {To avoid Nc4} 9. a4 b4 10. Nd5 {The position is equal.} Nxd5 11. exd5 a5 12. Bb5+ Nd7 $1 13. Nc4 O-O {[#]} 14. O-O $146 ({Predecessor:} 14. Bc6 Ra6 15. O-O Qc7 16. Qe2 Bb7 17. Bb5 Nf6 18. Nxe5 Raa8 19. Nc4 Nxd5 20. Bd4 {1-0 (39) Safarli,E (2645)-Guliev,L (2409) Nakhchivan 2012}) 14... Qc7 15. Qe2 Rb8 16. Rfd1 f5 17. f3 Nf6 18. c3 f4 19. Bf2 bxc3 20. Rac1 (20. bxc3 Bf5 $15) 20... Bd8 21. Rxc3 {aiming for Qc2.} Qe7 22. Qc2 {[%cal Oc4d6]} (22. Nxd6 $5 Qxd6 23. Rc6 $14) 22... e4 23. Bh4 (23. Nxd6 Qxd6 24. Rc6 (24. Rxc8 $2 Rxc8 25. Qxc8 e3 $19) 24... Qe5 $17) (23. Nd2 {seems wilder.} e3 24. Rxc8 exf2+ 25. Kf1 Rxc8 26. Qxc8 Nxd5 27. Bc4) 23... Bf5 24. fxe4 Qxe4 25. Qxe4 (25. Qd2 {keeps more tension.} Bg4 26. Rf1 Qxd5 27. Rxf4 Qxd2 28. Nxd2 Bd7 29. Bxd7 Bb6+ 30. Bf2) 25... Nxe4 {[%mdl 64] Discovered Attack} 26. Bxd8 Nxc3 (26... Rbxd8 27. Rcd3 $14) (26... Rfxd8 27. Ra3 $14) 27. bxc3 Rbxd8 28. Nxa5 Bc2 29. Ra1 f3 {[%cal Bf4f3,Bf3f2][%mdl 32]} 30. Nc6 (30. gxf3 $11 Rxf3 31. Nc6) 30... f2+ $15 31. Kf1 Ra8 (31... Rde8 $15) 32. Nb4 (32. a5 $1 $11 {keeps the balance.}) 32... Be4 $17 33. Ra2 ({Better is} 33. a5) 33... Rac8 $1 34. Nc6 Rc7 {Prevents Ne7+.} 35. Rd2 Rf5 $2 ({Black should try} 35... Rb7 $19 {[%cal Ob7b5] White must now prevent ...Rxb5!} 36. Rd1 Rf6) 36. Rd4 $1 $11 Bxg2+ 37. Kxg2 $16 {Threatens to win with Bd3.} Rcf7 {Strongly threatening ...Rg5+.} 38. Rd1 $1 Rg5+ 39. Kh1 Rf4 40. Nd4 $1 (40. a5 Rfg4 41. Ne7+ Kf7) 40... Rfg4 {( -> ...Rg1+)} 41. Ne2 {Inhibits Rg1+.} Rxd5 {[#]} 42. Rf1 ({Much worse is} 42. Nd4 $6 Re5 43. Ne2 Rxe2 44. Bxe2 Re4 $11) 42... Rd2 43. h3 (43. Nd4 $142) 43... Rh4 {To avoid Bc4+} (43... Rg5 $16 {is a better defense.}) 44. Kg2 $18 ({Don't take} 44. Rxf2 $6 Rxh3+ 45. Kg2 Re3 $16) 44... g5 (44... Rh5 $142 45. Rxf2 Rc5) 45. Rxf2 h5 46. Ng1 (46. Rf5 $18) 46... Rd5 $2 (46... Rxf2+ $16 {is tougher.} 47. Kxf2 Rf4+ 48. Ke3 Kf7) 47. Nf3 {White is clearly winning.} Rf4 48. Nd4 {White threatens Bc4 and mate.} Rxf2+ 49. Kxf2 {Bc4 would kill now.} Rc5 {[#] To avoid Bc4+} 50. c4 {a5 is the strong threat.} ({Less strong is} 50. a5 Rxc3 51. a6 Ra3 $16) 50... Kf7 (50... Rc8 $142 51. Ke3 Ra8) 51. a5 {Hoping for a6.} Rc8 52. Bc6 {What a bad dream for Black.  Weighted Error Value: White=0.13 (very precise) /Black=0.37} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.4"]
[White "Delgado Ramirez, Neuris"]
[Black "Mirzoev, Azer"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2615"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,63,-4,1,0,0,-6,-11,-10,-8,-13,-14,-13,-10,-15,-14,-16,0,0,0,-18,-18,-22,-16,-20,-10,-10,-10,-10,-10,-10,-10,-10,-10,-10,-10,-10,-5,-5,-10,-16,-11,-11,-11,-84,535,-1437,-1321,-29984]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5 8. O-O Be7 9. c4 O-O $1 {9...0-0 scores better than 9...d4.} 10. cxd5 {C45: Scotch Game.} Bb7 11. Qf3 Qxd5 12. Qxd5 {The position is equal.} Nxd5 13. Nc3 Nxc3 14. bxc3 Rfd8 15. Be2 Bf6 16. Bf4 Bxc3 17. Rac1 Bd2 {[#]} 18. Rxc7 $146 {[#]} ({Predecessor:} 18. Bxc7 Bxc1 19. Bxd8 Ba3 20. Rd1 h6 21. h3 Rc8 22. Ba5 Be4 23. Rd4 Bb1 24. Bc4 Bb2 25. Rd8+ {½-½ (25) Turtiainen,T (2016)-Ojanen,J (2042) Helsinki 2005}) 18... Bxg2 $1 19. Kxg2 Bxf4 20. Rb7 a5 21. Bc4 Rf8 22. Rd1 Rac8 23. Bb3 Rc7 24. Rxc7 Bxc7 $11 {[%mdl 4096] Endgame KRB-KRB} 25. Rd7 Bb6 26. Rb7 Bc5 27. Rc7 Bb4 28. Bd5 g6 29. Ra7 Kg7 30. Ra8 (30. h4 $11 {keeps the balance.}) 30... Rd8 $2 {[%mdl 8192] [#]} 31. Rb8 {[%mdl 8192]} Rxb8 $19 32. Ba8 {[%mdl 32768] Weighted Error Value: White=0.37/Black=0.39. An unexpected result.} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.5"]
[White "Poormosavi, Seyed Kian"]
[Black "Sethuraman, S.P."]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2229"]
[BlackElo "2619"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,131,0,25,0,0,7,25,23,18,15,40,35,49,14,14,0,0,0,0,-27,-30,-33,-23,-32,-24,-29,-16,-19,-20,-20,-33,-35,-34,-29,0,0,0,-58,-47,-143,-124,-123,-59,-103,-100,-143,-83,-77,-59,-115,-121,-111,-110,-115,-93,-88,-104,-104,-102,-95,-87,-109,-112,-111,-107,-138,-133,-168,-85,-100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. Bxc6+ bxc6 5. e5 Bg4 6. O-O {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} dxe5 7. h3 Bxf3 8. Qxf3 {White has an edge.} Qc7 {[#]} 9. d3 $146 {[%mdl 1024] White has compensation.} ({Predecessor:} 9. b3 Nf6 10. Bb2 Nd7 11. Re1 e6 12. Na3 Be7 13. Nc4 f6 14. Qg4 O-O 15. Qxe6+ {0-1 (58) Kantans,T (2345)-Macieja,B (2612) Warsaw 2011}) 9... Nf6 {[%cal Bg8f6,Bf6d5,Bd5b4][%mdl 32]} 10. Nd2 e6 11. Qg3 Nd5 12. Ne4 Nb4 13. c3 Nd5 14. f4 exf4 (14... f5 15. Ng5 $14) 15. Bxf4 Nxf4 16. Rxf4 O-O-O 17. Qf3 f6 18. Nd2 Rd5 19. Ra4 Bd6 20. Nc4 Rd8 {[%cal Od5d3]} 21. Rd1 Qd7 22. Ne3 Rg5 23. Qf2 (23. d4 $11) 23... Bb8 24. Nf1 (24. Kf1 $15) 24... Rd5 $1 $17 25. Qe2 Re5 (25... e5 $17 {[%cal Rd5d3]} 26. Qe4 f5) 26. Qg4 (26. Ne3 $15) 26... Kb7 27. d4 {[#]} (27. Qc4 $142) 27... Rg5 (27... f5 $142 $1 {[%cal Rf5g4]} 28. Qf3 h6) 28. Qe2 Qd6 29. Ra5 ({White should play} 29. Qc4 $15) 29... Ka8 ({Stronger than} 29... cxd4 30. Qa6+ Kc7 31. Rxg5 (31. Rxd4 Rd5 $15) 31... fxg5 32. Qa5+ Kb7 33. Rxd4 $11) 30. Qa6 Qc7 (30... cxd4 $2 31. Rxg5 c5 32. Qxd6 Rxd6 33. Rxc5 $18) ({Reject} 30... Qd5 $6 31. Rd2 $14) 31. Rd2 cxd4 (31... Rdd5 {is interesting.} 32. Rxc5 Rxc5 33. dxc5 Rxc5 34. Ne3 Ra5) 32. Rxg5 fxg5 33. Rxd4 Rxd4 34. cxd4 Qd7 35. Qc4 Bc7 36. Nd2 e5 37. Nb3 {[#]} exd4 $1 {And now ...d3 would win.} 38. Nc5 ({Don't blunder} 38. Nxd4 $2 Bb6 39. Kh1 Bxd4 $19) 38... Qd6 ({Black should try} 38... Qe8 $19 {Hoping for ...Qe1+.} 39. Nd3 h5) 39. b4 Bb6 ({Better is} 39... Qe7 $17 {Threatens to win with ...Qe1+.} 40. Kf1 Bd6 41. Qxd4 Qf7+ 42. Kg1 Qf4 43. Qxf4 gxf4) 40. Qg8+ $1 $11 {The position is equal.} Qd8 41. Qe6 Bxc5 42. Qxc6+ Kb8 {( -> ...Bb6)} 43. bxc5 {[%mdl 4096] Endgame KQ-KQ} d3 {Strongly threatening ...Qd4+.} 44. Qb5+ Kc7 45. Qa5+ Kc8 46. Qa6+ Kb8 47. Qb5+ Kc7 48. Qa5+ Kc8 49. Qa6+ Kb8 50. Qb5+ Kc7 {White must now prevent ...Qd4+.} 51. Qa5+ Kc8 52. Qa6+ Kb8 53. Qb5+ Kc7 54. Qa5+ Kd7 55. c6+ $1 Ke8 56. Qe5+ Qe7 57. Qb8+ Kf7 {...Qc5+ is the strong threat.} 58. c7 Qe1+ 59. Kh2 Qe5+ 60. Kh1 Qe1+ 61. Kh2 Qe5+ 62. Kh1 Qe1+ 63. Kh2 Qe5+ 64. Kh1 Qe1+ 65. Kh2 Qe5+ 66. Kh1 {Weighted Error Value: White=0.10 (very precise) /Black=0.08 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.6"]
[White "Gukesh D"]
[Black "Tahbaz, Arash"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2614"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,87,11,9,0,33,6,27,0,0,-30,11,4,43,41,88,81,108,91,88,45,66,85,47,0,0,0,-15,-16,-18,-16,-16,-16,-18,-22,-20,-15,0,-2,-22,-220,-227,-187,-65,-120,107,84,195,195,176,177,190,57,50,42,34,28,44,35,29967,29967,29969,29969,29969,29971,29971,29971,29969,29972,29979,29980,29980,29981,29981,29981,29980,29981,29997,29998]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 {D37: Queen's Gambit Declined: 5 Bf4.} Ne4 8. Qc2 f5 9. h4 {White has an edge.} c6 10. Be2 {[#]} Bf6 $146 (10... b6 $142) ({Predecessor:} 10... Qe8 11. Ne5 Bf6 12. Nxd7 Bxd7 13. f3 Nxc3 14. Qxc3 Rf7 15. Bd6 Qd8 16. h5 b6 {1-0 (42) Swiercz,D (2647)-Bruzon Batista,L (2645) Saint Louis 2021}) 11. g4 $11 Nxc3 12. bxc3 fxg4 (12... e5 $14 {should be considered.} 13. dxe5 fxg4) 13. Ng5 $16 Bxg5 14. hxg5 g6 {[%cal Oe6e5]} 15. Bxg4 {White is much more active. Black has bad knights.} ({Better is} 15. Bd3 $16 {[%cal Od3g6] Hoping for Bxg6!} Qe7 16. Rh6 (16. Bxg6 hxg6 17. Qxg6+ Qg7 $14) 16... Rxf4 17. exf4) 15... e5 $14 16. Be6+ (16. dxe5 Nxc5 17. Bxc8 Rxc8 $15) 16... Kg7 {[#]} 17. f3 $1 h5 $1 $36 {[%mdl 2048] Black has good play.} (17... exf4 $2 18. Rxh7+ $3 {[%mdl 512]} (18. Qh2 $2 h5 $19) 18... Kxh7 19. Qh2+ Kg7 20. Qh6#) 18. gxh6+ (18. dxe5 Nxc5 19. Bxc8 Rxc8 $17) 18... Kh7 19. Rg1 Qf6 20. Bxd7 exf4 21. Bxc8 Raxc8 22. e4 dxe4 23. fxe4 f3 {( -> ...f2+)} 24. O-O-O $1 Qf4+ 25. Rd2 $2 (25. Kb2 $11 {and White has nothing to worry.}) 25... g5 $1 $19 {[%mdl 1024] Black has strong compensation.} (25... f2 26. Rf1 $16) 26. e5+ Rf5 ({Black should play} 26... Kh8 $1 $19 {And now ...Rg8 would win.} 27. Kd1 (27. Qg6 Rg8 $17) 27... Rg8) 27. Kb2 $1 $15 g4 $2 (27... Kh8 $1 $17 {and life is bright. aiming for ...g4.} 28. Rf2 g4) 28. d5 $1 $16 f2 (28... Kh8 $16 29. d6 Rxe5) 29. Rf1 $18 {[%cal Rd2f2]} g3 30. e6 Qe5 (30... cxd5 $2 31. Rxd5 Kg6 32. e7 $18) (30... Kxh6 31. d6 Rg8 32. d7 $18) 31. d6 (31. e7 $1 $18 cxd5 32. Rfxf2 $1 {[%mdl 512]} (32. Re2 $2 Qf4 $19) 32... gxf2 33. Rxf2) 31... Qxe6 $14 {Threatens to win with ...Kh8.} 32. Re2 $1 Qd5 33. Rd1 {The board is on fire.} Qxc5 34. Re7+ Kg6 $2 {[%mdl 8192]} (34... Kxh6 35. Qd2+ Kg6 36. Re6+ Rf6 37. Qd3+ Qf5 38. Qxg3+ Qg5 39. Rxf6+ Kxf6 40. Qxf2+ Ke6 41. Qe2+ Kf7 42. Rf1+ Kg7 43. Qf2 Qb5+ 44. Ka1 Qxf1+ 45. Qxf1 $18) (34... Kh8 $14 35. d7 Rd8 36. Re8+ Kh7 37. Rxd8 f1=Q 38. Rh8+ (38. Rxf1 Qb5+ 39. Qb3 Qe2+ 40. Qc2 Qb5+ 41. Ka3 Qc5+ 42. Kb3 Qb5+ 43. Ka3 Qc5+ 44. Kb3 Qb5+ 45. Ka3 $11) 38... Kxh8 39. d8=Q+ (39. Rxf1 $2 Qb5+ 40. Ka3 Qa5+ 41. Kb3 Qb6+ 42. Ka3 Ra5+ 43. Qa4 Rxa4+ $19) 39... Rf8) 35. Qe4 {White mates.} Qb5+ 36. Kc2 f1=Q 37. Rxf1 Qxf1 38. Qg4+ Kxh6 39. Qh4+ Kg6 {[#]} 40. Qh7+ $1 Kg5 41. Rg7+ Kf4 42. Qh4+ Ke3 43. Rxg3+ Kf2 44. Qh2+ {Weighted Error Value: White=0.17 (very precise) /Black=0.32} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.7"]
[White "Iniyan, P."]
[Black "Vignesh N R"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2516"]
[BlackElo "2444"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,65,8,12,4,3,21,6,7,0,0,10,10,18,-29,-28,-21,-16,-54,-38,-48,-51,-61,-43,-44,-55,-108,-141,-152,-163,-260,-96,-100,-99,-92,-85,-89,-88,-111,-26,-119,-110,-125,-125,-102,-111,-121,-16,-16,-16,-16,0,0,0,-15]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. e3 b6 7. Rc1 Bb7 8. cxd5 {D37: Queen's Gambit Declined: 5 Bf4.} Nxd5 9. Nxd5 Qxd5 10. a3 ({Much worse is} 10. Bxc7 Bb4+ 11. Nd2 Qxa2 $17) 10... c5 11. Bc4 Qd8 12. O-O Bf6 {[#]} 13. Qe2 $146 (13. Be2 {feels stronger.}) ({Predecessor:} 13. dxc5 Bxb2 14. Rb1 Qxd1 15. Rfxd1 Bxa3 16. Bd6 Bxf3 17. gxf3 Rc8 18. cxb6 axb6 19. Bxa3 Rxa3 20. Rxb6 {½-½ (29) Nakamura,H (2743)-So,W (2776) Saint Louis 2019}) 13... cxd4 $11 14. Rfd1 {[%cal Rf3d4]} ({Reject} 14. Nxd4 e5 15. Nf5 exf4 $17) 14... Nc6 15. Bb5 Rc8 16. e4 Ne7 $1 17. e5 {[#]} Ng6 $1 18. Rxc8 Qxc8 19. exf6 (19. Bg3 $15 Be7 20. Rxd4) 19... Nxf4 $17 20. Qe5 {[#]} Qc2 $1 {[%csl LRb2,LRd1]} 21. Rxd4 (21. Rf1 $142 Nh3+ 22. Kh1 (22. gxh3 $2 Bxf3 23. fxg7 Qg6+ 24. Qg3 Rc8 $19)) 21... Ng6 $2 (21... Bxf3 $19 {and Black stays clearly on top.} 22. gxf3 Qg6+ 23. Kf1 Qb1+ 24. Qe1 Qxb2 25. Rxf4 Qxb5+ 26. Qe2 Qxe2+ 27. Kxe2 gxf6 28. Rxf6 Rc8) 22. Qe2 Qxe2 23. Bxe2 gxf6 24. Rd7 Bd5 25. Ba6 {Inhibits Rc8.} Bc6 ({Black should try} 25... Bxf3 $17 26. gxf3 Ra8) 26. Rc7 (26. Rxa7 $11 Rd8 27. Be2) 26... Bxf3 27. gxf3 {[%mdl 4096] Endgame KRB-KRN} Rd8 28. Rxa7 Rd1+ 29. Kg2 Nh4+ ({Black should play} 29... Rb1 $17 30. b4 Rb3) 30. Kg3 $11 {The position is equal.} Nf5+ 31. Kg2 $1 Nh4+ 32. Kg3 Nf5+ 33. Kg2 $1 {Weighted Error Value: White=0.22 (precise) /Black=0.19 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.8"]
[White "Nigmatov, Ortik"]
[Black "Arjun Kalyan"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2445"]
[BlackElo "2506"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,131,44,49,15,16,18,17,6,19,11,13,13,13,7,14,19,8,12,23,16,11,15,6,0,0,0,0,0,26,0,7,8,5,5,15,19,16,14,35,35,32,25,63,49,69,92,93,70,141,152,164,162,142,155,166,132,151,162,259,229,214,220,234,213,211,196,210,206,227,233,317,311,292,280,345,338,306,304,346,246,258,256,250,187,175,145,282,257,239,242,406,408,604,597,487,484,423,418,706,706,684,652,596,585,680,640,712,691,29949,29950,29947,10508,29973,29974,29982,29983]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 {C78: Ruy Lopez: Archangelsk and Möller Defences.} Ba7 ({Don't play} 10... Nxa5 11. Rxa5 Bxa5 12. dxe5 $14) (10... Bxa5 $2 11. dxe5 (11. d5 Ne7 $18) 11... dxe5 12. Qxd8+ Kxd8 13. Bd5 (13. Bxf7 Bb6 $16) 13... Nxd5 14. exd5 $18) 11. h3 O-O 12. Be3 {The position is equal.} exd4 {12...Re8 is the modern continuation.} 13. cxd4 Nb4 14. Nc3 Bb7 15. Ng5 {aiming for Nxf7.} Qe7 (15... h6 $2 16. Nxf7 Rxf7 17. Bxf7+ Kxf7 18. Qb3+ Nbd5 19. Nxd5 $16) 16. e5 $1 dxe5 {White must now prevent ...Rbd8.} 17. Nxf7 e4 (17... Rxf7 $2 18. dxe5 c5 19. exf6 (19. Bxf7+ Qxf7 20. exf6 Re8 $18) 19... Qxf6 20. Bxf7+ Qxf7 21. Qd6 $16) 18. Ng5+ Kh8 19. Ne6 {[#] Inhibits Rbd8.} Rfc8 $146 ({Predecessor:} 19... Rfe8 20. d5 Bxe3 21. fxe3 Rbc8 22. Qd2 c5 23. dxc6 Bxc6 24. Qd4 Nd3 25. Ne2 Qb4 26. Qxb4 Nxb4 {½-½ (32) Tylecek,D (2160)-Cvak,R (2363) LSS email 2018}) 20. d5 Bxe3 21. fxe3 c5 $1 {...c4 is the strong threat.} 22. dxc6 $1 ({Of course not} 22. d6 Qd7 23. Rxf6 gxf6 $17) 22... Bxc6 23. Qd4 {[%cal Of1f6]} (23. Qe1 {keeps more tension.} Nh5 24. Qf2 Re8 25. Nd4 Bd7 26. Qf7) 23... Nc2 24. Bxc2 Qxe6 25. Ne2 b4 26. Qd2 Bd5 27. Nd4 Qe7 28. Bd1 Rc5 29. Be2 Qc7 30. Rfc1 Rxc1+ 31. Qxc1 {White leaves nothing to chance now.} Qd6 32. Qc2 h6 (32... b3 $14 33. Qd2 Bg8) 33. Rc1 $1 $16 Qg3 34. Nf5 Qg5 {[#]} 35. Qc7 $1 Re8 36. Qf4 Qxf4 37. exf4 Be6 (37... e3 $142 38. Bxa6 e2) 38. Nd4 Bc8 39. Nc6 Nd5 {[#]} 40. g3 Bb7 {And now ...Rc8 would win.} 41. Ne5 Kg8 42. Bh5 Re7 {[#]} 43. Bg6 $1 Rc7 44. Rxc7 Nxc7 $18 {[%mdl 4096] Endgame KBN-KBN} 45. Kf2 Nb5 46. Ke3 Nd6 47. Kd4 Kf8 48. Kc5 Ke7 49. Kxb4 e3 50. Kc3 Be4 51. Bh5 Nf5 (51... Bf5 $16 {keeps fighting.}) 52. Be2 {Threatens to win with g4.} Nxg3 53. Bxa6 Ke6 $2 (53... Bg2 54. h4 Nf5) 54. Kd4 g5 (54... Bd5 $142 55. Kxe3 Nf5+ 56. Kf2 Ne7) 55. Kxe3 Bd5 56. Nd3 Nf5+ 57. Kd2 {Hoping for Bc8+.} Kd6 (57... Ne7 $142 58. b4 Kd6 59. fxg5 hxg5) 58. fxg5 hxg5 59. b4 Ne7 60. Nf2 Kc7 61. Be2 Be6 62. Bf3 Nd5 63. Bxd5 Bxd5 64. Kd3 {Threatening mate with Ne4.} Kc6 65. Ne4 Kb5 66. Nc3+ {Weighted Error Value: White=0.07 (flawless) /Black=0.51} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.9"]
[White "Harsha Bharathakoti"]
[Black "Srija, Seshadri"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "2499"]
[BlackElo "2219"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,107,33,30,40,27,28,23,20,40,45,33,10,37,44,41,27,41,18,53,34,49,18,10,-5,35,13,88,80,64,62,52,62,76,71,88,34,139,153,143,153,151,150,136,98,128,130,177,183,203,168,285,289,277,33,133,138,239,241,450,0,0,0,489,0,0,0,0,0,0,0,194,0,0,-32,0,0,0,0,0,-8,0,0,8,0,8,0,6,7,102,113,208,60,110,101,434,428,1988,1722,29989,29990]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 {[%cal Bc2c3,Bc3d4,Bd4d5][%mdl 32]} Bg7 5. d4 exd4 6. cxd4 {C60: Ruy Lopez: Unusual Black 3rd moves and 3...g6.} a6 7. Ba4 b5 8. Bc2 {White has an edge.} d6 9. d5 Na5 10. h3 {[#]} Nc4 $146 ({Predecessor:} 10... Ne7 11. O-O O-O 12. a4 b4 13. Ra2 c6 14. dxc6 b3 15. Bxb3 Nxb3 16. Qxb3 Be6 {½-½ (55) Peczely,S (2283)-Nestorovic,N (2458) Hungary 2019}) 11. Nc3 Ne7 12. O-O O-O 13. Rb1 f5 14. a4 Bd7 15. axb5 axb5 16. Nd4 f4 17. Ncxb5 Qc8 (17... f3 $1 $11) 18. Bb3 Ne5 {[%cal Of4f3]} 19. Nc6 Bxc6 20. dxc6+ Kh8 21. Nd4 f3 22. Be6 ({White should try} 22. Ne6 $1 $16) 22... Qa6 (22... Qb8 $1 $14) 23. b4 $1 $36 {[%cal Bb2b4,Bb4b5][%mdl 2080] White is in control.} (23. Nxf3 Nxf3+ 24. gxf3 Nxc6 $14) (23. gxf3 N7xc6 24. Nxc6 (24. f4 $2 Nxd4 25. fxe5 Nxe6 $19) 24... Nxf3+ 25. Kg2 Qxc6 $15) 23... fxg2 24. Kxg2 {Chess con chili.} Qd3 25. Qxd3 Nxd3 26. Nb5 Rab8 27. Nxc7 {Threatens to win with b5.} Nxc6 (27... Nxb4 $16 28. Bb3 Rfc8) 28. b5 $1 $18 Nd4 29. Bc4 {A strong pair of Bishops.} Ne5 (29... Nxc1 $142 30. Rfxc1 (30. Rbxc1 Rfc8 $16) 30... Rb6) 30. Bd5 Nef3 31. Rd1 $2 (31. Kh1 $18) 31... Ne2 (31... Nh4+ $1 $14 32. Kg3 Rxf2) 32. Rb3 $16 (32. Ne6 $6 Nh4+ 33. Kf1 Ng3+ 34. Kg1 Ne2+ 35. Kf1 Ng3+ 36. Kg1 Ne2+ 37. Kf1 $11) 32... Nh4+ (32... Nfd4 $16) 33. Kf1 $18 Nd4 (33... Nxc1 {was worth a try.} 34. Rxc1 Bd4) 34. Rb4 Rxf2+ $1 {[%mdl 64] Decoy} 35. Kxf2 Rf8+ 36. Kg1 $2 (36. Ke1 $1 $18 Nhf3+ 37. Kf1 Nh4+ 38. Kg1 Ne2+ 39. Kh1 Ng3+ 40. Kg1 (40. Kh2 Rf2+ 41. Kxg3 Rg2+ 42. Kxh4 Bf6+) 40... Ne2+ 41. Kh1 Ng3+ 42. Kg1 (42. Kh2 Rf2+ 43. Kxg3 Rg2+ 44. Kxh4 Bf6+) 42... Ne2+) 36... Ne2+ $11 37. Kh1 Ng3+ 38. Kg1 $1 (38. Kh2 Rf2+ 39. Kxg3 Rg2+ 40. Kxh4 Bf6+) 38... Ne2+ 39. Kh1 Rf2 $2 {[#]} (39... Ng3+ $11 {and Black has nothing to worry.} 40. Kg1 (40. Kh2 {is a self mate.} Rf2+ 41. Kxg3 Rg2+ 42. Kxh4 Bf6+) 40... Ne2+) 40. e5 $2 (40. Rb2 $1 $18 {[%cal Rb2a2]} Be5 41. Rxe2 $1 {[%mdl 512]} Rxe2 42. Be3 $1 (42. b6 Nf3 $11) 42... Rxe3 43. b6) 40... Bxe5 {[%csl Ge5][%cal Rf2h2]} 41. Bf4 {To avoid Rh2+} Nxf4 42. Rxf4 Bxf4 43. Ne6 {Hoping for Ra1.} Be3 {...Nf5 is the strong threat.} 44. Be4 d5 45. Rxd5 {Threatening mate with Rd8+.} Rf1+ 46. Kh2 {Intending Rd8+ and mate.} h5 47. Rd3 Bg1+ 48. Kg3 Bf2+ (48... Rf6 $1 $11 49. Nf4 (49. Kxh4 Rxe6 50. Bd5 Bf2+ 51. Kg5 Be3+ 52. Kh4 Bf2+ 53. Kg5 Be3+ 54. Kh4 Bf2+ $11) (49. Rd8+ Kh7 $11) 49... Kg7) 49. Kf4 $16 {White is more active.} Kh7 {[#]} (49... Kg8 $16) 50. Ke5 (50. Kg5 $1 $18) 50... Bb6 (50... Kh6 $1 $14) 51. Rd6 Ba5 {[%mdl 8192]} (51... Bg1 $16 52. Rd7+ Kh6) 52. b6 $18 Nf3+ (52... Bxb6 $142 53. Rxb6 Kh6) 53. Bxf3 Rxf3 54. Ng5+ {Weighted Error Value: White=0.55/Black=0.64} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.10"]
[White "Gholami Orimi, Mahdi"]
[Black "Gupta, Abhijeet"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "2420"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,92,35,47,35,45,43,56,58,64,64,72,66,89,83,78,105,128,14,32,19,30,32,143,40,87,89,110,108,117,131,128,41,19,0,0,0,62,-71,-40,-134,0,0,0,-8,-15,0,-10,-8,-8,-8,-8,-8,-6,-6,0,0,-8,-8,-8,-60,-60,-1110,-1101,-29982,-29983,-29982,-29983,-29991,-191]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. h3 Nc5 11. Re1 Bd7 12. Rb1 h6 13. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} a5 14. Bb2 {[#] E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4.} h5 $146 ({Predecessor:} 14... c6 15. Nc2 Qc7 16. Ba3 b6 17. Qd2 Rad8 18. Rbd1 Bc8 19. Qc1 Nh7 20. Bb2 Ng5 {0-1 (58) Bosiocic,M (2625)-Demchenko,A (2641) Chess.com INT 2020}) 15. Qd2 a4 16. b4 {White is slightly better.} a3 {[%cal Of6e4]} 17. Ba1 $1 Na4 18. Ncb5 c5 {[#]} 19. Nxd6 $1 {Strongly threatening bxc5.} cxd4 20. e5 (20. Nxe8 Nxe8 21. e5 Qc7 $11) 20... Nh7 21. Bxd4 (21. Nxe8 Qxe8 22. Bxb7 (22. Bxd4 Be6 $11) 22... Rd8) (21. Bxb7 $16 Rb8 22. Qxd4 (22. Nxe8 Qxe8 23. Bg2 Be6 $16) (22. Bxd4 Rxb7 23. Nxb7 Ng5 $14)) 21... Bc6 $1 $11 22. Nxb7 Bxb7 23. Bxb7 Ra7 (23... Rb8 $1 $14 24. Bd5 Nb6) 24. Bd5 {A strong pair of Bishops.} (24. Bc6 $1 $16 {[%cal Rc6e8]} Rd7 25. Bxd7 (25. Bxa4 $2 Rxd4 26. Qc3 Rxe5 $19) 25... Qxd7 26. Qd1) 24... Rae7 (24... Rd7 $14) 25. f4 Nb6 26. Bxb6 Qxb6+ 27. c5 Qc7 {[%cal Oh5h4]} 28. Rb3 (28. c6 $16) 28... h4 $14 29. gxh4 Bh6 {[%cal Re7e5]} 30. Rg3 {And now Rxg6+ would win.} Kf8 (30... Kh8 $1 $11) 31. Qd4 (31. Rxa3 Rxe5 $1 32. Rxe5 Rxe5 33. Ra8+ Kg7 $17) (31. Rf1 $1 $14 Qxe5 32. fxe5 Bxd2 33. b5) 31... Nf6 $1 $17 {[%mdl 1024] aiming for ...Rd8. Black has strong compensation.} 32. Bf3 {[#]} (32. Bb3 $1 $15) 32... Rd8 ({Better is} 32... Rd7 $1 $17 {[%cal Rd7d4]} 33. Qe3 Nd5 34. Bxd5 Rxd5) 33. Qc4 $11 Nd7 {[%cal Rd7e5] Hoping for ...Nxe5!} 34. Kh1 $132 {[%mdl 2048] [#] White is not keeping still} Nb6 $1 35. Qb3 Bxf4 36. cxb6 Qxb6 {White must now prevent ...Qf2.} 37. Rg2 {Prevents Qf2.} Rxe5 38. Rxe5 Bxe5 39. h5 $1 Rc8 40. hxg6 $1 {[%csl Gg6][%cal Rb3f7]} (40. Qxa3 Rc3 41. Qa8+ Kg7 $19) 40... Rc1+ 41. Bd1 {[%csl Gg6][%cal Rb3f7]} fxg6 {Threatens to win with ...Rc3. Chess con chili.} (41... Qb7 $2 42. b5 Ra1 43. Qxa3+ (43. gxf7 Qe4 $17) 43... Ke8 44. gxf7+ (44. Qb3 Qe4 $16) 44... Kxf7 45. Qd3 $18) 42. Rg1 ({White should try} 42. Qf3+ $11 Kg7 43. Rd2 Qxb4 44. Rd7+ Kh6 45. Qe3+ Qf4 46. Qxf4+ Bxf4 47. Kg2) 42... Kg7 $1 $15 {( -> ...Qf2)} 43. Qf3 {[%mdl 8192] To avoid Qf2. Loses the game.} (43. Qd5 $15 Qd4 44. Qb7+ (44. Qxd4 $2 Bxd4 45. Re1 Ra1 $19) 44... Bc7 45. Qg2) 43... Rc3 $19 44. Qg4 Qc6+ {Black mates.} 45. Rg2 Rg3 {[%csl Gg3][%cal Rc6g2]} 46. Qe2 Rxh3+ {Weighted Error Value: White=0.58/Black=0.14 (very precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.11"]
[White "Visakh N R"]
[Black "Harshavardhan G B"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2522"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,99,16,21,16,10,8,7,0,2,0,0,0,0,0,0,0,21,0,21,13,18,6,14,12,32,0,59,66,66,70,77,64,60,51,104,101,85,106,100,98,91,81,81,80,88,94,85,77,247,242,238,171,173,154,147,163,256,266,266,266,251,222,252,264,224,187,221,0,266,245,375,360,345,361,350,345,383,376,831,831,29973,29975,29975,29976,29976,29977,29987,29988]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Qb5 {E04: Open Catalan: 5 Nf3.} Bxd2+ 9. Nbxd2 c3 10. bxc3 {The position is equal.} Nxc3 11. Qd3 {11.Qb3 is more advanced technology.} Nd5 12. O-O O-O 13. Rfc1 Nce7 14. e4 Nb6 {[#]} 15. Nb3 $146 {[%mdl 1024] White has compensation.} ({Predecessor:} 15. Qc3 c6 16. Ne5 f6 17. Nd3 Ng6 18. a4 Nd7 19. Qb3 Qe7 20. d5 cxd5 21. exd5 {1-0 (67) Borroto Fajardo,A (1997)-Solares Orozco,K (2185) Ciego de Avila 2018}) 15... Bd7 16. Ne5 Rb8 17. Qc3 Bb5 18. Nc5 Nc6 19. Nf3 Ne7 (19... Bc4 $11) 20. a4 $14 Bc6 21. Ne5 Be8 22. Rcb1 a5 $1 23. Rd1 Nc6 {[#]} (23... Nd7 $14) 24. Nxb7 $1 $16 {[%mdl 576] Remove Defender. White is much more active. Black has bad knights.} Rxb7 25. Nxc6 Bxc6 26. Qxc6 Ra7 27. d5 exd5 28. exd5 Qd6 29. Qxd6 cxd6 {[#]} 30. Rdc1 $1 $36 {[%mdl 2048] Black is under strong pressure.} Rc8 $2 (30... Na8 $16 {was necessary.}) 31. Rc6 $18 Rb8 32. Rxd6 Rd7 33. Rxd7 Nxd7 {[%mdl 4096] Endgame KRB-KRN} 34. d6 Rb6 (34... Kf8 $142 35. Rd1 Nf6) 35. Rd1 {Black must now prevent Bh3.} Kf8 36. Bh3 Ke8 37. Rd5 Ra6 {[#]} 38. Bf1 $1 Ra7 39. Rb5 Ra6 40. Rd5 Ra7 41. g4 {aiming for Bb5.} h6 (41... Kd8 {is a better defense.} 42. Bb5 Rb7) 42. h4 {[%cal Bh2h4,Bh4h5,Bh5h6,Bh6h7][%mdl 32]} Kd8 43. Bb5 Rb7 44. g5 {Strongly threatening gxh6.} hxg5 45. Rxg5 {Rh5 would kill now.} g6 {To avoid Rh5} (45... Rb6 46. Rxg7 Rxd6 47. Rxf7 Ne5) 46. h5 {Threatening mate with h6.} Nf8 47. Re5 {[%csl Gb5][%cal Re5e8] White mates.} Nd7 {[#]} 48. h6 $1 {[%mdl 512]} Nxe5 49. h7 {[%cal Rh7h8]} Nf3+ 50. Kh1 {Weighted Error Value: White=0.10 (very precise) /Black=0.36} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.12"]
[White "Srihari L R"]
[Black "Deepan Chakkravarthy J."]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2400"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,100,2,-15,22,-17,-7,-18,-9,-20,85,-70,59,-18,35,28,25,-16,-18,-96,-81,-87,-89,-93,-89,-93,-123,-177,-91,-99,-99,-135,-132,-295,-265,-273,-271,-303,-132,-133,-64,-107,-91,-114,-28,-206,0,-328,-81,-91,-91,-280,-255,-248,-36,-130,0,-191,-191,-208,-215,-278,-274,-339,-317,-766,-795,-29988,-29988,-29988,-29987,-29988,-29989,-29989,-29990,-29990,-29989,-29989,-29989,-29990,-29989,-29991,-29988,-29989,-543]} 1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 4. e4 g6 5. O-O Bg7 6. d3 Nge7 7. c3 O-O 8. a3 d6 9. b4 h6 10. Nbd2 f5 {[%cal Bf7f5,Bf5f4][%mdl 32] A04: Unusual lines after 1 Nf3 and King's Indian Attack.} 11. Qb3+ Kh7 12. Bb2 f4 {The position is equal.} 13. d4 g5 {[#]} (13... exd4 $11 {keeps the balance.} 14. cxd4 Nxd4 15. Nxd4 cxd4) 14. h3 $146 (14. dxc5 $6 dxc5 15. Rfd1 (15. bxc5 $2 g4 $19) 15... Qc7 $11) ({White has to play} 14. d5 $1 $16 {[%cal Rd5c6]}) ({Predecessor:} 14. d5 Nb8 15. bxc5 dxc5 16. c4 Ng6 17. Ne1 h5 18. f3 fxg3 19. hxg3 h4 20. g4 {1-0 (36) Amin,B (2686)-Williams,S (2464) Chess.com INT 2020}) 14... Ng6 (14... cxd4 $15 15. cxd4 Nxd4 16. Nxd4 exd4) 15. g4 (15. dxc5 $6 dxc5 16. g4 (16. bxc5 fxg3 17. fxg3 Qe7 $15) 16... Qe7 $11) (15. d5 $14 Nce7 16. bxc5) 15... b6 (15... cxd4 $11 16. cxd4 Nxd4 17. Nxd4 exd4) 16. Rfd1 Qe7 17. a4 (17. dxc5 $142 dxc5 18. Bf1) 17... exd4 $11 18. bxc5 (18. cxd4 $11 Nxb4 19. Nc4) 18... bxc5 $17 {Strongly threatening ...Rb8.} (18... dxc5 $6 19. cxd4 Ba6 20. d5 Bxb2 21. Qxb2 $11) 19. cxd4 Rb8 (19... cxd4 $6 20. Rac1 Bd7 21. Qa3 $11) (19... Nxd4 20. Nxd4 cxd4 21. e5 $14) 20. Qa3 {[#]} Rxb2 $1 {Black is more active.} 21. Qxb2 {[%cal Oe4e5]} Nxd4 22. e5 (22. Qb1 $17 {was called for.}) 22... Nxf3+ (22... dxe5 23. Nxd4 exd4 24. Be4 $11) ({Black should try} 22... Bxe5 $19 23. Nxe5 Nxe5) 23. Nxf3 dxe5 {White must now prevent ...e4.} ({Reject} 23... Nxe5 $6 24. Qc2+ Kh8 25. Rab1 $11) 24. Rac1 e4 $1 {[%csl LRb2,LRf3]} 25. Qb1 (25. Qc2 $17 {was forced.}) 25... exf3 $19 26. Bxf3 Be6 27. Re1 {[%cal Oc1c5]} Qd6 (27... Bd4 $1 $19 {is more deadly.} 28. Qe4 Re8) 28. Rxc5 $17 {Hoping for Rc6.} Rb8 ({Of course not} 28... Qxc5 $6 29. Rxe6 Rf6 30. Rxf6 Bxf6 31. Be4 $11) (28... Bxg4 $2 29. Rc6 Bf5 30. Rxd6 $18) ({Black should play} 28... Bf7 $17 29. Rc6 Qa3) 29. Rb5 (29. Qc1 $1 $15 {was preferrable.} Bf7 30. Rd1) 29... Rxb5 30. axb5 Bf7 (30... Bc3 $1 $17 {[%cal Rc3e1]} 31. Rd1 Qb4 32. Qxb4 Bxb4) 31. Rc1 (31. Rd1 $1 $11 Qc5 32. Qf5 Qxf5 33. gxf5) 31... Qa3 $2 (31... Bd4 $1 $19 32. Rc6 Qe5) 32. Bg2 $2 {[%mdl 8192]} (32. Rc7 $11 Kh8 33. Rxf7) 32... Kg8 $2 (32... Bd4 $19 33. Rc7 Kg8 34. Rc8+ Kg7) 33. Rc8+ Nf8 34. Qf5 $2 (34. Qe4 $17) 34... Qa1+ 35. Bf1 {[#]} Qe5 {Inhibits Qe4.} ({Better is} 35... Bd4 $1 $19 {aiming for ...Qe1.} 36. Rc7 Be6) 36. Qd3 (36. Bc4 $15 Qxf5 37. gxf5) 36... h5 (36... Be6 $17 37. Rc6 Qb2) 37. Be2 $2 (37. gxh5 $11 {and White has nothing to worry.} Bxh5 38. Qc2) 37... hxg4 $19 38. hxg4 Bf6 39. Bf3 Kg7 40. Ra8 Qc5 41. Qf5 $2 (41. Qd2) 41... Qc1+ 42. Kh2 Qd2 {Black mates.} 43. Qc5 Ne6 44. Qxa7 Nd4 45. Bd5 Qxf2+ 46. Kh1 Qh4+ 47. Kg1 Qxg4+ 48. Kh2 Qg3+ 49. Kh1 Qh3+ 50. Kg1 {[#]} Ne2+ {Weighted Error Value: White=0.79/Black=0.45} (50... Kh6 $142 $1 51. Qc5 Qg3+ 52. Kf1 Qd3+ 53. Kg2 f3+ 54. Bxf3 Qxf3+ 55. Kh2 Qe2+ 56. Kg3 Be5+ 57. Qxe5 Qxe5+ 58. Kg2 Bd5+ 59. Kh3 Qe3+ 60. Kh2 Qf4+ 61. Kh3 Qh4#) 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.13"]
[White "Karthikeyan, P.."]
[Black "Mosadeghpour, Masoud"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2396"]
[BlackElo "2511"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,121,7,37,25,51,25,34,20,11,25,45,43,42,34,39,0,0,0,0,0,25,0,21,0,60,47,62,65,52,72,66,48,49,45,49,49,49,50,51,0,0,6,9,0,0,0,0,0,0,-23,0,0,0,0,0,0,0,0,8,5,30,27,80,73,72,68,59,2,2,2,2,2,2,0,0,0,4,0,224,210,318,324,404,397,410,399,417,346,357,342,342,268,256,160,347,227,223,195,665,647,632,629,606,594,575,458,454,394,451,432,408,377,547,534]} 1. d4 {CB} Nf6 2. c4 g6 3. f3 e6 4. Nc3 d5 5. Bg5 h6 6. Bh4 {[#] E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3.} Nc6 $146 ({Predecessor:} 6... Be7 7. Qd2 Nbd7 8. Bg3 c6 9. e4 dxe4 10. fxe4 Bb4 11. Bd3 e5 12. a3 Ba5 {1-0 (36) Nakamura,H (2772)-Safarli,E (2660) Tromsoe 2013 CBM 156 [CB]}) 7. e3 Bg7 8. Bd3 {White is slightly better.} O-O 9. Nge2 dxc4 10. Bxc4 e5 11. d5 Na5 12. Qa4 (12. Bd3 $5 {[%cal Rb2b4]}) 12... c6 13. dxc6 bxc6 14. e4 Rb8 {[%cal Ba8b8,Bb8b7,Bb7c7][%mdl 32]} 15. Rd1 Qb6 16. Bf2 c5 ({Black should try} 16... Qc7 $11) 17. b3 $14 Rb7 18. Nd5 {White is more active.} Nxd5 19. Bxd5 Rc7 20. O-O (20. Rc1 $5 {[%cal Rb3b4]}) 20... Ba6 21. Rfe1 Qb4 {Prevents Nc3.} 22. Qxb4 cxb4 23. Rc1 Rxc1 24. Nxc1 (24. Rxc1 $14 Bxe2 25. Rc7 (25. Rc5 a6 $14)) 24... Rc8 $11 25. Bxa7 Nc6 26. Bxc6 Rxc6 27. Rd1 Rc3 {Hoping for ...h5.} 28. Kf2 Rc2+ 29. Kg3 f5 30. exf5 gxf5 {[#] White must now prevent ...f4+.} 31. Nd3 f4+ 32. Kh3 Bc8+ 33. g4 Rc3 {[%cal Oe5e4]} 34. Kg2 Ba6 35. Ne1 e4 (35... Kh7 $11) 36. Rd8+ Kh7 37. fxe4 {And now Rd7 would win.} Rc1 38. Kf2 (38. Nf3 $14) 38... Bc3 $1 {A strong pair of Bishops.} 39. Rd7+ Kg8 40. Nd3 Rd1 41. Rd8+ Kh7 $1 42. Rd7+ Kg8 43. Rd8+ Kg7 $2 {Black is now going downhill.} (43... Kh7 $1 $11 44. Rd7+ Kg8) 44. Nxf4 $18 ({Worse is} 44. Rd7+ Kg8 $14) 44... Rf1+ (44... Be1+ $2 45. Ke3 Rxd8 46. Ne6+ Kf6 47. Nxd8 $18) (44... Rxd8 $142 45. Ne6+ Kh7 46. Nxd8 Bd3) 45. Ke3 Re1+ 46. Kf3 Rf1+ 47. Bf2 Be5 48. Ne6+ Kf7 49. Nc5 Bb5 50. Nd3 Bc3 51. Rd5 Ba6 (51... Bxd3 $16 52. Rxd3 Be1) 52. Kg3 Ra1 53. Nc5 Bc8 (53... Rxa2 54. Be3 Bc8 55. Bxh6 Re2) 54. Rd8 Be6 55. Ra8 Be5+ 56. Kf3 {[#] Threatens to win with Ra7+.} Rf1 57. Nxe6 Kxe6 58. Ra6+ Kf7 59. Ke2 Rc1 60. Bg3 Bb2 (60... Bxg3 $142 61. hxg3 Rg1) 61. e5 {Weighted Error Value: White=0.15 (very precise) /Black=0.39} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.26"]
[Round "7.14"]
[White "Mitrabha, Guha"]
[Black "Viani Antonio Dcunha"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2510"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,134,17,37,41,40,33,40,40,39,41,37,31,41,43,39,53,25,66,38,88,90,131,130,141,173,164,170,143,172,168,148,165,138,176,74,74,65,158,151,206,182,160,91,81,0,142,96,104,68,94,0,0,0,0,0,24,0,0,0,0,0,0,10,58,0,0,20,58,58,58,0,0,0,0,0,0,0,0,0,0,0,0,0,58,0,0,0,0,0,0,0,185,0,0,0,0,0,0,0,0,0,0,0,0,0,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. b3 $1 {[%mdl 4] outshines the older 8.h3.} Rb8 9. d5 Nxd5 {E63: King's Indian: Fianchetto: Panno Variation with 7...a6.} 10. cxd5 Bxc3 11. Bh6 Ne5 {White is slightly better.} 12. Bxf8 Bxa1 {[#]} 13. Bxe7 $1 Qxe7 14. Qxa1 Nxf3+ 15. Bxf3 h5 {[#]} 16. Qd4 $146 ({Predecessor:} 16. Rc1 Bg4 17. Bxg4 hxg4 18. e3 Rc8 {½-½ (18) Procopi,J (2343)-Civitillo,A (2427) ICCF email 2021}) 16... Bd7 (16... Bh3 $11) 17. Rc1 (17. Qa7 $5 {[%cal Ra7b8]} Qd8 18. e3 $14) 17... c5 (17... Rc8 $14) 18. dxc6 $16 Bxc6 (18... bxc6 $142 19. Qa7 (19. Bxc6 $2 Rc8 $19) 19... Qd8) 19. Qa7 $36 {[%mdl 2048] White is in control. White is more active.} ({Don't play} 19. Bxc6 $6 bxc6 20. Qd3 (20. Rxc6 Qxe2 21. a4 Qf3 $14) 20... Rb6 $14) 19... Re8 20. Bxc6 bxc6 21. Qxe7 ({Don't take} 21. Qxa6 $6 Qxe2 22. Qxc6 h4 $16) 21... Rxe7 22. Rxc6 Rxe2 23. Rxa6 {[%mdl 4096] Endgame a4 is the strong threat. KR-KR} Rb2 24. Kg2 Kf8 25. Kf3 (25. Rxd6 $6 Rxa2 26. Kf3 Ke7 $16) (25. a4 $1 $18 {is more deadly.}) 25... Ke7 26. Ra4 Kf6 ({Black should try} 26... d5 $1 $14) 27. h4 Rc2 (27... Ke6 $16 {was necessary.} 28. Re4+ Kd7) 28. Ke3 Ke6 29. Re4+ (29. b4 $142 $1) 29... Kd7 30. Ra4 (30. Rf4 $1 $16 {[%cal Rf4f7]}) 30... f6 (30... Ke6 $11) 31. Kf3 ({Better is} 31. b4) 31... Rb2 32. Rf4 g5 {[%cal Bg6g5,Bg5g4][%mdl 32] [#]} 33. Ra4 ({But not} 33. Rxf6 gxh4 34. gxh4 Rxa2 $16) (33. hxg5 $1 $16 fxg5 34. Rf5) 33... g4+ $11 34. Ke3 {And now Ra5 would win.} Ke6 35. Re4+ Kd7 36. Ra4 Ke6 37. f3 gxf3 38. Kxf3 d5 39. Ra8 Kf5 (39... f5 $1 $11) 40. Rd8 Ke6 41. Re8+ Kf5 42. Rh8 Kg6 43. Rd8 (43. Rg8+ $1 $14 Kf5 44. Rh8) 43... Rxa2 44. Rxd5 Rb2 45. Rd3 {Threatens to win with Ke4.} Kf5 46. Rc3 Rb1 47. Rc5+ Kg6 48. Rb5 Rf1+ 49. Kg2 Rb1 (49... Rc1 $1 $11) 50. Rb8 (50. b4 $1 $14) 50... Kf5 51. Rb4 Kg6 52. Kf3 Rf1+ 53. Ke4 {Hoping for Rc4.} Rg1 $2 {[#]} (53... f5+ $11 54. Ke5 Re1+ 55. Kf4 Rf1+ 56. Ke3 Kf6) 54. Rc4 $2 (54. Rb8 $1 $18) 54... Rxg3 55. b4 {aiming for Kd5.} Rb3 56. Kd5 {Strongly threatening Kc6.} Kf5 57. Kd6 Rb1 58. Ke7 Ke5 59. Rc5+ Ke4 60. Kxf6 $2 {[%mdl 8192]} (60. Rxh5 $11 f5 61. Kf6) 60... Rxb4 61. Kg5 {Mate.} Kf3 62. Ra5 Rc4 63. Ra3+ Ke4 64. Kxh5 Kf4 65. Ra6 Kg3 66. Kg5 Rc5+ 67. Kg6 Kxh4 {[%mdl 32768] What a bad dream for White.  Weighted Error Value: White=0.19 (very precise) /Black=0.22 (precise) . An unexpected result.} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.1"]
[White "Erigaisi Arjun"]
[Black "Lalith Babu M R"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2633"]
[BlackElo "2563"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,55,-11,-27,-22,-18,-25,-25,-19,-29,31,28,28,22,28,0,-8,-7,20,11,28,22,43,57,85,69,192,185,203,199,168,196,268,258,239,243,228,209,230,212,655,657,781,764]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 {[%cal Bg8f6,Bf6d5,Bd5b6][%mdl 32]} 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 Qe6 {C45: Scotch Game.} 9. Nd2 $1 {9.Nd2 is better than 9.g3.} a5 10. c4 Nb6 {Black has an edge.} 11. h5 {[%cal Oh5h6]} Ba6 {[#]} (11... h6 $11) 12. b3 $146 {[%cal Oh5h6]} ({Predecessor:} 12. h6 gxh6 13. b3 O-O-O 14. Bb2 Bg7 15. O-O-O Rhe8 16. f4 f6 17. Ne4 fxe5 18. Nc5 {1-0 (45) Nepomniachtchi,I (2784)-Giri,A (2764) chess24.com INT 2020}) 12... a4 13. Bb2 {[%cal Oh5h6]} Bb7 14. g3 Bb4 {White should prevent ...c5.} 15. Bg2 {[%cal Oh5h6]} axb3 16. axb3 {Rxa8+ is the strong threat.} Rxa1+ 17. Bxa1 O-O 18. O-O d6 19. Nf3 f6 {[#] Black cannot hold the game after this.} ({Black should play} 19... h6 $14) 20. Nd4 $1 $18 {[%csl LRc6,LRe6]} Qxe5 {[#]} 21. Qd1 Qe7 22. h6 g6 (22... gxh6 $142 23. Bxc6 Bc8) 23. Bxc6 (23. Nxc6 $6 Bxc6 24. Bxc6 Qe6 $16) 23... Bc8 24. Nc2 d5 25. Nxb4 ({But not} 25. cxd5 $6 Bc5 $16) 25... Qxb4 26. Bxd5+ {This bishop pair is nice.} ({Don't play} 26. cxd5 $6 Bg4 27. Qd4 Qxd4 28. Bxd4 Bf3) 26... Kh8 $2 (26... Nxd5 27. Qxd5+ Rf7) 27. Bg2 Bf5 28. g4 {Weighted Error Value: White=0.02 (flawless) /Black=0.47} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.2"]
[White "Harsha Bharathakoti"]
[Black "Ponkratov, Pavel"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2499"]
[BlackElo "2641"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,115,4,0,0,0,33,22,39,35,16,8,13,0,13,16,19,-6,14,12,12,0,52,44,45,43,38,46,45,10,12,12,15,8,8,8,8,33,327,316,313,361,361,358,361,345,361,350,361,364,289,139,333,336,721,716,1053,1053,1053,1053,1053,982,1030,1027,1030,1034,1034,1034,1034,1034,1034,1034,1021,1006,1000,995,1887,1397,1900,1779,229,1725,1434,1421,5297,12072,9502,8194,6458,5837,1656,1344,29969,29971,29970,5322,29991,29988]} 1. c4 e6 2. Nc3 d5 3. d4 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Be2 Bd6 7. O-O O-O 8. b3 Ne4 9. Nxe4 dxe4 10. Nd2 f5 11. Bb2 {[#]} Qc7 $146 {D45: Semi-Slav: 5 e3.} ({Predecessor:} 11... Bxh2+ 12. Kxh2 Qh4+ 13. Kg1 Rf6 14. f3 Rh6 15. Qe1 Qh2+ 16. Kf2 Qh4+ 17. Kg1 Qh2+ 18. Kf2 Qh4+ 19. Kg1 Qh2+ 20. Kf2 {½-½ (20) Nihal,S (2652)-Ponkratov,P (2659) Riga 2021}) 12. h3 c5 13. dxc5 Bxc5 {The position is equal.} 14. a3 a5 {To avoid b4} 15. Qc2 {[%cal Ob3b4]} Ne5 16. Rad1 Nc6 17. Nb1 {[%cal Bd2b1,Bb1c3,Bc3b5][%mdl 32]} Qe7 18. Qc1 Bd7 19. Nc3 Nd8 20. Nb5 Bc6 ({Black should try} 20... Nc6 $11) 21. Qc3 $14 Rf6 22. Rd2 Nf7 23. Bh5 Ng5 24. h4 Rh6 {[#]} 25. Rfd1 $1 {[%cal Od2d8] Hoping for Rd8+!} Rf8 {[#] To avoid Rd8} 26. Rd8 $1 $36 {[%mdl 2048] White is more active.} Rxh5 27. Rxf8+ Kxf8 28. Rd8+ $1 ({Of course not} 28. hxg5 Qxg5 29. Rd8+ (29. Qe5 $2 Qh6 $19) 29... Kf7 $17) 28... Qxd8 $4 {[%mdl 8192]} ({Better is} 28... Be8 $1 $14 29. hxg5 Rxg5 30. Qxa5 f4 31. exf4 Rh5) 29. Qxg7+ $18 Ke8 {( -> ...Qd1+)} 30. Nc7+ Qxc7 31. Qxc7 {Strongly threatening Bf6. Chess con chili.} Rxh4 32. Bf6 h6 33. Qxa5 ({Inferior is} 33. a4 Bb4 $11) 33... Be7 34. Bxe7 Kxe7 35. Qc7+ (35. b4 $18 {has better winning chances.}) 35... Ke8 $2 {A mistake that costs the game.} (35... Kf6 $16) 36. b4 f4 $2 (36... Rg4 37. b5 Bd7) 37. b5 f3 38. bxc6 bxc6 39. Qxc6+ {[%mdl 4096] Endgame KQ-KRN} Kf7 40. Qd7+ Kf6 41. Qd8+ Kf7 42. Qc7+ Kg6 43. g3 {[%cal Bg2g3,Bg3g4][%mdl 32]} Rh5 44. g4 Rh4 45. Qg3 Rh3 46. Qe5 Rh4 47. c5 {[%cal Bc4c5,Bc5c6,Bc6c7][%mdl 32] Black must now prevent c6.} Rxg4+ 48. Kf1 Rh4 49. Ke1 Rh1+ 50. Kd2 {c6 would kill now.} Rf1 51. Qg3 {Intending c6 and mate.} Ra1 52. c6 Ra2+ 53. Kd1 {White wants to mate with c7.} Rxa3 54. c7 Rc3 55. Qd6 {aiming for Qd7.} Kh5 56. Kd2 Rc4 57. Qd7 Nh3 58. Qxe6 {Weighted Error Value: White=0.09 (flawless) /Black=0.90} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.3"]
[White "Karthik Venkataraman"]
[Black "Gukesh D"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2485"]
[BlackElo "2614"]
[Annotator "ChessBase"]
[PlyCount "58"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:01:05]} 2. c4 {[%emt 0:00:08]} e6 {[%emt 0:00:25]} 3. Nf3 {[%emt 0:00:08]} d5 {[%emt 0:00:43]} 4. g3 {[%emt 0:00:11]} Bb4+ {[%emt 0:02:22]} 5. Bd2 {[%emt 0:00:12]} a5 {[%emt 0:00:58]} 6. Bg2 {[%emt 0:00:52]} O-O {[%emt 0:00:25]} 7. Qc2 {[%emt 0:00:31]} c5 {[%emt 0:01:17]} 8. cxd5 {[%emt 0:01:34]} cxd4 {[%emt 0:00:07]} 9. Nxd4 {[%emt 0:00:06]} Qb6 {[%emt 0:00:17]} 10. e3 {[%emt 0:00:26]} exd5 {[%emt 0:00:05]} 11. O-O {[%emt 0:00:26]} Nc6 {[%emt 0:00:05]} 12. Nxc6 {[%emt 0:02:19]} bxc6 {[%emt 0:00:04]} 13. Nc3 {[%emt 0:01:11]} h5 {[%emt 0:02:41]} 14. Na4 {[%emt 0:04:45]} Qd8 {[%emt 0:08:54]} 15. Rfc1 {[%emt 0:01:36]} h4 {[%emt 0:01:33]} 16. Bxb4 {[%emt 0:03:56]} axb4 {[%emt 0:00:06]} 17. b3 {[%emt 0:00:10]} h3 {[%emt 0:15:12]} 18. Bh1 {[%emt 0:02:12]} Rb8 {[%emt 0:02:09]} 19. Qxc6 {[%emt 0:02:32]} d4 {[%emt 0:02:48]} 20. Qc5 {[%emt 0:11:11]} d3 {[%emt 0:06:36]} 21. Rd1 {[%emt 0:05:03]} Bb7 {[%emt 0:15:10]} 22. f3 {[%emt 0:02:28]} Re8 {[%emt 0:03:11]} 23. e4 {[%emt 0:20:20]} Ba6 {[%emt 0:01:17]} 24. Rd2 {[%emt 0:04:05]} Rc8 {[%emt 0:02:38]} 25. Qxb4 {[%emt 0:04:11]} Rc2 {[%emt 0:00:32]} 26. Rad1 {[%emt 0:00:06]} Qc7 {[%emt 0:01:48]} 27. Rf2 {[%emt 0:13:55]} Nd5 {[%emt 0:09:52]} 28. Qe1 {[%emt 0:09:35]} Qa7 {[%emt 0:00:41]} 29. a3 {[%emt 0:01:36]} Re2 {[%emt 0:00:25]} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.4"]
[White "Sethuraman, S.P."]
[Black "Nigmatov, Ortik"]
[Result "1-0"]
[ECO "D87"]
[WhiteElo "2619"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,49,13,29,0,0,0,0,0,12,25,49,60,69,75,75,39,104,102,112,112,126,120,179,179,697,735,752,732,750,708,768,746]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8. Ne2 c5 9. Be3 Nc6 10. O-O e6 {10...Bg4 is setting a new trend.} 11. Qd2 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} b6 12. Bg5 $5 {[%mdl 4] An interesting side line.} Qc7 13. Rac1 {[#] The position is equal.} Na5 $146 ({Predecessor:} 13... Bb7 14. Rfd1 Na5 15. Bd3 f6 16. Be3 f5 17. exf5 exf5 18. h4 Rfe8 19. Re1 Qf7 {1-0 (77) Dahlstroem,R (2448)-Bar Ziv,I (2249) ICCF email 2016}) 14. Bd3 e5 15. dxe5 Bxe5 16. f4 {[%cal Bf2f4,Bf4f5,Bf5f6][%mdl 32]} Bg7 17. f5 c4 {[#]} ({Black should try} 17... Bb7 $14) 18. Bc2 $1 $16 Bb7 19. Nd4 {Black must now prevent f6.} Rfe8 20. Rce1 Qc5 (20... Be5 $16) 21. Qf2 $18 {[%cal Oe4e5] Threatens to win with e5!} Qf8 $2 {[#]} (21... Nc6) 22. f6 {White is clearly winning.} Bh6 23. Bxh6 Qxh6 24. e5 {[%cal Be4e5,Be5e6][%mdl 32]} Nc6 25. e6 {Weighted Error Value: White=0.06 (flawless) /Black=0.69} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.5"]
[White "Gupta, Abhijeet"]
[Black "Krishna C R G"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "2628"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,59,13,43,24,50,52,60,51,49,42,138,135,153,147,159,158,162,161,192,193,245,231,258,225,268,271,252,245,324,318,357,360,458,470,470,435,467,454,445,380,363,399,627,627,750,727]} 1. d4 d5 2. c4 c6 3. Nf3 {[%cal Bg1f3,Bf3d2,Bd2b3][%mdl 32]} Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 Bb4 8. Qc2 c5 9. Nb3 {D52: Queen's Gambit Declined: Cambridge Springs Variation.} Qa4 10. Bxf6 Nxf6 11. dxc5 {White is slightly better.} O-O 12. cxd5 exd5 ({Black should play} 12... Nxd5 $14 13. Bd3 Bxc3+ 14. bxc3 Nf6) 13. Bd3 $16 {[#]} Ne4 $146 ({Predecessor:} 13... Qc6 14. O-O Bxc5 15. Nxd5 Qxd5 16. Rfd1 Qh5 17. Qxc5 Qh6 18. Nd4 Bg4 19. Nf5 Bxf5 20. Qxf5 {0-1 (58) Hakobyan,A (2103)-Ramazian,A (2336) Yerevan 2014}) 14. Bxe4 dxe4 15. O-O Bxc3 16. Qxc3 Bg4 17. Nd4 Qd7 (17... Rfd8 $142 18. Rfc1 Qa6) 18. b4 $18 a6 19. Rfc1 Rfc8 20. h3 Be6 21. a4 $40 {[%cal Ba2a4,Ba4b5,Bb5c6][%mdl 160] White wants a kill.} Qd5 22. b5 axb5 23. axb5 h5 24. Rxa8 Rxa8 25. c6 bxc6 26. bxc6 Bc8 27. Qc5 Qxc5 28. Rxc5 g6 (28... h4 $142 29. Kh2 Kf8) 29. Rd5 Ba6 30. Ra5 {Black got outplayed after the opening.  Weighted Error Value: White=0.06 (flawless) /Black=0.44} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.6"]
[White "Neelash Saha"]
[Black "Delgado Ramirez, Neuris"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2445"]
[BlackElo "2615"]
[Annotator "ChessBase"]
[PlyCount "117"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:05]} c5 {[%emt 0:01:40]} 2. Nf3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:26]} 3. Bb5 {[%emt 0:00:06]} e6 {[%emt 0:00:08]} 4. O-O {[%emt 0:00:07]} Nge7 {[%emt 0:00:07]} 5. Re1 {[%emt 0:01:33]} b6 {[%emt 0:00:14]} 6. b3 {[%emt 0:04:31]} Bb7 {[%emt 0:06:26]} 7. Bb2 {[%emt 0:00:06]} Qc7 {[%emt 0:00:12]} 8. Bf1 {[%emt 0:00:29]} Ng6 {[%emt 0:02:15]} 9. Nc3 {[%emt 0:03:18]} Be7 {[%emt 0:03:04]} 10. Nb5 {[%emt 0:06:57]} Qb8 {[%emt 0:00:35]} 11. Bxg7 {[%emt 0:04:02]} Rg8 {[%emt 0:00:03]} 12. Bb2 {[%emt 0:00:06]} h5 {[%emt 0:01:46]} 13. d4 {[%emt 0:06:45]} a6 {[%emt 0:02:18]} 14. Nc3 {[%emt 0:04:44]} cxd4 {[%emt 0:01:30]} 15. Nxd4 {[%emt 0:00:10]} Nxd4 {[%emt 0:05:52]} 16. Qxd4 {[%emt 0:01:00]} Ne5 {[%emt 0:05:01]} 17. Be2 {[%emt 0:02:15]} Bc5 {[%emt 0:00:43]} 18. Qd2 {[%emt 0:02:03]} Qc7 {[%emt 0:04:14]} 19. Bxh5 {[%emt 0:03:51]} O-O-O {[%emt 0:11:05]} 20. Na4 {[%emt 0:00:55]} f5 {[%emt 0:01:19]} 21. Qc3 {[%emt 0:05:51]} Ng6 {[%emt 0:05:48]} 22. b4 {[%emt 0:32:51]} Nf4 {[%emt 0:00:44]} 23. g3 {[%emt 0:01:19]} Bd6 {[%emt 0:11:40]} 24. Bf3 {[%emt 0:03:56]} Qxc3 {[%emt 0:04:19]} 25. Bxc3 {[%emt 0:01:14]} b5 {[%emt 0:00:07]} 26. Nc5 {[%emt 0:00:29]} Bxc5 {[%emt 0:00:10]} 27. bxc5 {[%emt 0:00:06]} Nh3+ {[%emt 0:01:35]} 28. Kf1 {[%emt 0:00:47]} Ng5 {[%emt 0:01:05]} 29. Bg2 {[%emt 0:00:06]} Nxe4 {[%emt 0:00:27]} 30. Bb4 {[%emt 0:02:03]} Bc6 {[%emt 0:02:44]} 31. Rad1 {[%emt 0:00:30]} Kb7 {[%emt 0:00:45]} 32. Rd4 {[%emt 0:03:28]} a5 {[%emt 0:01:12]} 33. Bxe4 {[%emt 0:02:05]} fxe4 {[%emt 0:02:11]} 34. Bd2 {[%emt 0:00:05]} Bd5 {[%emt 0:00:35]} 35. a3 {[%emt 0:01:19]} Rc8 {[%emt 0:00:58]} 36. Bxa5 {[%emt 0:00:43]} Rxc5 {[%emt 0:00:03]} 37. c3 {[%emt 0:00:06]} e5 {[%emt 0:02:26]} 38. Rd2 {[%emt 0:01:17]} Bc4+ {[%emt 0:00:16]} 39. Kg1 {[%emt 0:00:50]} d5 {[%emt 0:01:54]} 40. f3 {[%emt 0:00:34]} Bd3 {[%emt 0:01:24]} 41. fxe4 {[%emt 0:00:04]} Bxe4 {[%emt 0:00:12]} 42. Rf2 {[%emt 0:00:27]} Rc6 {[%emt 0:00:50]} 43. Rf7+ {[%emt 0:00:33]} Ka6 {[%emt 0:00:02]} 44. Bb4 {[%emt 0:00:07]} Kb6 {[%emt 0:00:07]} 45. Re7 {[%emt 0:00:25]} Rg5 {[%emt 0:00:03]} 46. Rf1 {[%emt 0:00:26]} Rc7 {[%emt 0:05:49]} 47. Rf6+ {[%emt 0:00:27]} Kb7 {[%emt 0:00:02]} 48. Ree6 {[%emt 0:00:29]} Rcg7 {[%emt 0:07:27]} 49. Rb6+ {[%emt 0:01:34]} Kc7 {[%emt 0:00:27]} 50. Rxb5 {[%emt 0:03:25]} R5g6 {[%emt 0:01:06]} 51. Rbb6 {[%emt 0:01:59]} Rxf6 {[%emt 0:00:49]} 52. Rxf6 {[%emt 0:00:05]} Rg5 {[%emt 0:00:14]} 53. Kf2 {[%emt 0:00:55]} d4 {[%emt 0:00:07]} 54. h4 {[%emt 0:00:58]} Rh5 {[%emt 0:00:17]} 55. Ke2 {[%emt 0:00:53]} Bc6 {[%emt 0:00:30]} 56. Kd3 {[%emt 0:01:07]} Bb5+ {[%emt 0:00:07]} 57. Kd2 {[%emt 0:00:41]} Bc6 {[%emt 0:01:18]} 58. cxd4 {[%emt 0:00:32]} exd4 {[%emt 0:00:04]} 59. Rd6 {[%emt 0:00:07]} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.7"]
[White "Vignesh N R"]
[Black "Visakh N R"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2444"]
[BlackElo "2522"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,27,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 {[%cal Bd2d4,Bd4e5][%mdl 32]} Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Qe6 14. Qd4 {A rather calm draw.} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.8"]
[White "Deepan Chakkravarthy J."]
[Black "Poormosavi, Seyed Kian"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2520"]
[BlackElo "2229"]
[Annotator "ChessBase"]
[PlyCount "92"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:03:36]} Nf6 {[%emt 0:00:13]} 2. c4 {[%emt 0:00:05]} b6 {[%emt 0:00:07]} 3. Nc3 {[%emt 0:03:50]} Bb7 {[%emt 0:00:18]} 4. Bf4 {[%emt 0:01:11]} e6 {[%emt 0:02:08]} 5. Nf3 {[%emt 0:00:21]} Bb4 {[%emt 0:04:28]} 6. e3 {[%emt 0:07:19]} Ne4 {[%emt 0:04:33]} 7. Qc2 {[%emt 0:00:54]} f5 {[%emt 0:18:34]} 8. h4 {[%emt 0:01:15]} O-O {[%emt 0:00:51]} 9. h5 {[%emt 0:05:56]} c5 {[%emt 0:07:03]} 10. d5 {[%emt 0:02:18]} d6 {[%emt 0:02:57]} 11. O-O-O {[%emt 0:09:14]} Bxc3 {[%emt 0:01:23]} 12. bxc3 {[%emt 0:00:06]} e5 {[%emt 0:00:23]} 13. Bh2 {[%emt 0:02:47]} b5 {[%emt 0:01:04]} 14. Bd3 {[%emt 0:04:40]} bxc4 {[%emt 0:02:17]} 15. Bxe4 {[%emt 0:01:50]} fxe4 {[%emt 0:00:04]} 16. Qxe4 {[%emt 0:00:05]} Nd7 {[%emt 0:00:43]} 17. Qc2 {[%emt 0:09:16]} h6 {[%emt 0:06:14]} 18. Bg3 {[%emt 0:02:36]} Qa5 {[%emt 0:02:53]} 19. e4 {[%emt 0:09:44]} Bc8 {[%emt 0:04:51]} 20. Kb2 {[%emt 0:06:31]} Nb6 {[%emt 0:01:35]} 21. Nd2 {[%emt 0:01:20]} Na4+ {[%emt 0:01:57]} 22. Ka1 {[%emt 0:00:05]} Ba6 {[%emt 0:00:13]} 23. Bh4 {[%emt 0:13:11]} Rab8 {[%emt 0:05:03]} 24. Rb1 {[%emt 0:00:12]} Rxb1+ {[%emt 0:02:55]} 25. Nxb1 {[%emt 0:01:59]} Rb8 {[%emt 0:00:15]} 26. Rh3 {[%emt 0:02:11]} Nb2 {[%emt 0:14:26]} 27. Qxb2 {[%emt 0:03:14]} Rxb2 {[%emt 0:00:06]} 28. Kxb2 {[%emt 0:00:02]} Qa4 {[%emt 0:05:35]} 29. Rh1 {[%emt 0:04:22]} Qe8 {[%emt 0:00:28]} 30. Bg3 {[%emt 0:00:02]} Qe7 {[%emt 0:02:41]} 31. Nd2 {[%emt 0:00:50]} Bc8 {[%emt 0:00:22]} 32. Nxc4 {[%emt 0:00:58]} Ba6 {[%emt 0:00:44]} 33. Ne3 {[%emt 0:00:02]} Qb7+ {[%emt 0:01:31]} 34. Ka1 {[%emt 0:04:08]} Qb5 {[%emt 0:00:05]} 35. c4 {[%emt 0:00:17]} Qb4 {[%emt 0:00:10]} 36. Rc1 {[%emt 0:00:06]} Qd2 {[%emt 0:00:13]} 37. Kb1 {[%emt 0:00:12]} Qd3+ {[%emt 0:00:09]} 38. Kb2 {[%emt 0:00:01]} Qxe4 {[%emt 0:00:30]} 39. Rc3 {[%emt 0:00:01]} Qd4 {[%emt 0:00:58]} 40. Kc2 {[%emt 0:00:29]} Bc8 {[%emt 0:01:36]} 41. f3 {[%emt 0:02:39]} Bd7 {[%emt 0:00:20]} 42. Ra3 {[%emt 0:00:22]} Be8 {[%emt 0:00:32]} 43. Rd3 {[%emt 0:01:09]} Qa1 {[%emt 0:00:52]} 44. Ra3 {[%emt 0:00:33]} Bxh5 {[%emt 0:00:15]} 45. Rxa7 {[%emt 0:00:05]} Bg6+ {[%emt 0:00:14]} 46. Kd2 {[%emt 0:00:02]} Qb2+ {[%emt 0:00:15]} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.9"]
[White "Gusain, Himal"]
[Black "Iniyan, P."]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2408"]
[BlackElo "2516"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,21,28,9,12,7,0,4,14,3,18,0,6,-2,0,0,0,0,0,0,0,0,10,0,14,0,0,0,0,0,0,-7,12,0,14,11,4,35,4,-12,-10,-6,0,0,8,8,11,4,4,-3,-3,-22,-3,-22]} 1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. e3 e6 5. b3 Bb4+ 6. Bd2 {D30: Queen's Gambit Declined: Systems without Nc3.} Bd6 7. Bd3 O-O 8. O-O Nbd7 9. Bc3 b6 10. Nbd2 c5 {[#]} 11. cxd5 $146 ({Predecessor:} 11. Bb2 Bb7 12. Qe2 cxd4 13. Nxd4 Ne5 14. Bc2 dxc4 15. Nxc4 Nxc4 16. Qxc4 Rc8 17. Qe2 Ne4 18. Qg4 Nf6 19. Qe2 Bb8 20. Bd3 {½-½ (61) Rudyak,I (2415)-Prozorovsky,V (2465) ICCF email 2019}) 11... Nxd5 12. Bb2 Bb7 13. Ne4 Be7 14. dxc5 Nxc5 15. Nxc5 Bxc5 16. a3 a5 17. Qe2 Qe7 18. Rfd1 Rfd8 19. Bc4 h6 20. h3 Nc7 21. a4 Rxd1+ 22. Rxd1 Rd8 23. Rxd8+ Qxd8 24. Qd2 {The position is equal.} Qxd2 25. Nxd2 Bb4 26. Nf3 Bxf3 27. gxf3 Ne8 28. Be5 Nd6 29. Bxd6 Bxd6 30. Kg2 Kf8 31. Bb5 {A balanced but interesting game.  Weighted Error Value: White=0.07 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.10"]
[White "Abdisalimov, Abdimalik"]
[Black "Mirzoev, Azer"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2435"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,-10,-12,-6,-21,-17,-22,-25,0,-7,-7,-4,-16,-21,-10,-30,-15,-12,-17,-55,0,-31,-33,-43,7,0,-4,-33,-27,-35,-29,-36,-43,-36,-43,-41,-33,-41,12,18,18,8,3,0,0,0,8,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Qa4+ Nbd7 6. Bc4 {B10: Caro-Kann: 2 d3 and 2 c4.} g6 7. d3 Bg7 {[%mdl 1024] Black has compensation.} 8. Nc3 O-O 9. Nf3 {[%cal Bg1f3,Bf3g5,Bg5e4][%mdl 32]} a6 {[#] Hoping for ...b5.} 10. Qa3 b6 {[%cal Bb7b6,Bb6b5][%mdl 32]} 11. O-O Bb7 12. Re1 b5 13. Bb3 ({Of course not} 13. Qxe7 bxc4 14. dxc4 Rc8 $17) 13... Re8 14. Ng5 {14.Be3 is the fancy move.} Bf8 (14... Rc8 $1 $15) 15. d6 e6 16. Nge4 {[#]} Nd5 $146 (16... Qb8 $15) ({Predecessor:} 16... Rb8 17. Qb4 a5 18. Qd4 Bg7 19. Qa7 a4 20. Bd1 a3 21. Qxa3 b4 22. Nxf6+ Bxf6 23. Qxb4 Bxg2 {1-0 (39) Zubov,A (2630)-Laylo,D (2471) Olongapo City 2015}) 17. Bg5 $11 Qb8 18. h3 Nxc3 19. bxc3 Bxe4 20. Rxe4 Bxd6 21. Qb2 Nc5 {[%csl LRd3,LRe4]} 22. Re3 Nxb3 23. axb3 Bf4 (23... a5 $15) 24. Bxf4 {The position is equal.} Qxf4 25. b4 Red8 26. Ra5 Qc7 27. d4 Qc6 28. Qa3 h5 29. Qa2 Rd6 30. Ra3 Rd5 31. Qe2 Rad8 {[%cal Ba8d8,Bd8d6,Bd6c6][%mdl 32]} 32. Ra1 R8d6 33. Qf3 Kg7 34. g3 Qc8 35. Kg2 Rc6 {And now ...Rf5 would win.} 36. Ra3 Rf5 37. Qe4 {Weighted Error Value: White=0.05 (flawless) /Black=0.08 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.11"]
[White "Mitrabha, Guha"]
[Black "Karthikeyan, P.."]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2510"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,-23,27,24,43,-45,17,10,45,45,45,45,45,46,62,81,101,100,104,101,142,124,128,139,147,71,91,15,168,177,174,143,281,240,341,271,243,0,25,0,0,-10,-16,-10,-10,-11,-22,-11,-8,-54,-59,-45,-55,-74]} 1. d4 d5 {[%cal Bd7d5,Bd5c4][%mdl 32]} 2. c4 c6 3. Nf3 Nf6 4. g3 dxc4 5. a4 e6 (5... e5 $142) 6. Bg2 $1 $11 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} Nbd7 7. Na3 {Inhibits b5.} ({Better is} 7. O-O $14) 7... Bb4+ (7... Bxa3 $15 8. Rxa3 a5) 8. Bd2 {The position is equal.} Qe7 {[#]} (8... Bxa3 $5 9. Rxa3 b6 $11) 9. Nxc4 $146 ({Predecessor:} 9. O-O c3 10. Bxc3 Bxc3 11. bxc3 e5 12. Nc4 exd4 13. cxd4 Nb6 14. Nxb6 axb6 15. Qc2 {1-0 (54) Postny,E (2674)-Shvidler,E (2413) Israel 2009}) 9... Ne4 10. Bxb4 ({But not} 10. O-O Nxd2 11. Nfxd2 e5 $11) 10... Qxb4+ 11. Ncd2 c5 12. a5 {Ra4 is the strong threat.} (12. Rc1 {feels hotter.} Nd6 13. Qb3 Qxb3 14. Nxb3 cxd4 15. Nfxd4 Nf6 16. O-O) 12... Nxd2 13. Qxd2 Qxd2+ 14. Kxd2 Rb8 (14... cxd4 $142 15. Rhc1 (15. Nxd4 O-O $14) 15... O-O) 15. Rhc1 $16 b6 16. axb6 axb6 {[#]} 17. Ra7 ({White should try} 17. b4 $1) 17... O-O 18. b4 {White is more active.} (18. Ne5 $16 Nxe5 19. dxe5) 18... cxb4 $2 (18... Rd8 $1 $11) 19. Rcc7 $18 Rd8 20. Kc1 {[%mdl 1024] White has strong compensation.} b5 (20... e5 $16) 21. Kb2 h6 (21... b3 {was worth a try.} 22. Kxb3 b4) 22. h4 e5 {[#]} 23. Bh3 $2 ({Weaker is} 23. dxe5 Nb6 $14) (23. Nxe5 Nxe5 24. dxe5 Be6 $11) (23. d5 $1 $18) 23... e4 24. Nd2 {[%cal Rh3d7]} Nb6 {[%csl LRd4,LRh3]} 25. Bxc8 Nxc8 26. Rab7 Rxb7 27. Rxb7 Rxd4 28. Nb3 Rd8 {aiming for ...Nd6.} 29. Rxb5 (29. Rb8 $1 $11 {should be considered.}) 29... Nd6 $15 30. Rxb4 e3 $1 31. Rf4 {Weighted Error Value: White=0.35/Black=0.34} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.12"]
[White "Arjun Kalyan"]
[Black "Bharat Kumar Reddy Poluri"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2506"]
[BlackElo "2263"]
[Annotator "ChessBase"]
[PlyCount "72"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:03]} e6 {[%emt 0:00:07]} 2. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:04]} Bb4 {[%emt 0:01:12]} 4. e5 {[%emt 0:00:06]} c5 {[%emt 0:00:02]} 5. a3 {[%emt 0:00:05]} Bxc3+ {[%emt 0:00:20]} 6. bxc3 {[%emt 0:00:01]} Ne7 {[%emt 0:02:12]} 7. Qg4 {[%emt 0:00:07]} Nf5 {[%emt 0:03:51]} 8. Bd3 {[%emt 0:10:46]} h5 {[%emt 0:00:04]} 9. Qf4 {[%emt 0:02:02]} Qh4 {[%emt 0:00:43]} 10. Nf3 {[%emt 0:03:32]} Qxf4 {[%emt 0:00:35]} 11. Bxf4 {[%emt 0:00:01]} cxd4 {[%emt 0:01:54]} 12. cxd4 {[%emt 0:03:13]} Nc6 {[%emt 0:00:11]} 13. c3 {[%emt 0:01:50]} Bd7 {[%emt 0:00:11]} 14. Ke2 {[%emt 0:07:49]} Rc8 {[%emt 0:02:02]} 15. Nd2 {[%emt 0:01:16]} Na5 {[%emt 0:00:51]} 16. Rhc1 {[%emt 0:00:57]} b6 {[%emt 0:09:06]} 17. g3 {[%emt 0:03:54]} Rc6 {[%emt 0:02:43]} 18. h3 {[%emt 0:01:58]} f6 {[%emt 0:07:09]} 19. exf6 {[%emt 0:11:08]} gxf6 {[%emt 0:00:15]} 20. g4 {[%emt 0:00:09]} Ne7 {[%emt 0:05:08]} 21. g5 {[%emt 0:05:05]} e5 {[%emt 0:08:14]} 22. dxe5 {[%emt 0:00:16]} fxe5 {[%emt 0:00:25]} 23. Bxe5 {[%emt 0:01:12]} Re6 {[%emt 0:01:17]} 24. f4 {[%emt 0:00:12]} O-O {[%emt 0:02:30]} 25. Ke3 {[%emt 0:09:51]} Nec6 {[%emt 0:04:58]} 26. Nf3 {[%emt 0:01:12]} Nb3 {[%emt 0:00:07]} 27. Nd4 {[%emt 0:14:13]} Ncxd4 {[%emt 0:19:32]} 28. cxd4 {[%emt 0:00:06]} Nxa1 {[%emt 0:00:06]} 29. Rxa1 {[%emt 0:01:28]} Ree8 {[%emt 0:01:34]} 30. Rc1 {[%emt 0:05:38]} Rc8 {[%emt 0:00:12]} 31. Rxc8 {[%emt 0:00:07]} Bxc8 {[%emt 0:00:17]} 32. Bd6 {[%emt 0:03:31]} Rd8 {[%emt 0:00:47]} 33. Be5 {[%emt 0:00:27]} Rf8 {[%emt 0:00:23]} 34. Bd6 {[%emt 0:00:01]} Rd8 {[%emt 0:03:16]} 35. Be5 {[%emt 0:04:09]} Rf8 36. h4 Bf5 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.13"]
[White "Fawzy, Adham"]
[Black "Aradhya, Garg"]
[Result "0-1"]
[ECO "C58"]
[WhiteElo "2476"]
[BlackElo "2236"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,70,31,31,34,51,53,37,-91,-95,-90,-79,-100,-104,-111,-115,-111,-114,-104,-98,-112,-84,-106,-101,-101,-65,-77,-72,-83,-77,-101,-68,-60,-64,-239,-238,-226,-233,-274,-268,-324,-323,-312,-290,-339,-332,-360,-317,-374,-375,-370,-367,-416,-418,-439,-438,-970,-956,-29979,-1227]} 1. e4 e5 2. Nf3 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c6][%mdl 32]} 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Be7 8. Nf3 {C58: Two Knights: 4 Ng5 d5 5 exd5 Na5 sidelines.} Nxd5 9. Bxd7+ Qxd7 10. Qxe5 (10. Nxe5 $14 {stays ahead.} Qe6 11. Nc3) 10... Nc6 $1 $17 11. Qe4 f5 12. Qc4 {[#]} g5 $1 {[#] ...g4 is the strong threat.} 13. d4 $146 ({Predecessor:} 13. O-O g4 14. Ne1 O-O-O 15. Nc3 Nb6 16. Qf7 Rdf8 17. Qh5 Rhg8 18. a4 Rg5 19. Qh6 {0-1 (29) Derouineau,J (2311)-Bismann,S (2315) ICCF email 2003}) 13... Qe6+ 14. Ne5 Nxe5 15. dxe5 Qxe5+ 16. Qe2 Qxe2+ 17. Kxe2 O-O-O 18. Re1 h5 {[%cal Bh7h5,Bh5h4,Bh4h3][%mdl 32] Black is much more active. White has bad knights.} 19. Kf1 Bf6 20. c3 h4 21. Na3 h3 22. g3 f4 $36 {[%mdl 2048] Black has some pressure.} 23. g4 $2 {Now White is beyond hope.} (23. gxf4 $15 gxf4 24. Nc2) 23... Nb6 $19 {[%cal Bd5b6,Bb6c4,Bc4e5,Be5g4,Bg4f6,Bf6e4][%mdl 32]} 24. Re6 Rhf8 25. Nc2 Nc4 26. b3 Ne5 ({Worse is} 26... Bxc3 27. bxc4 Rd1+ 28. Ke2 f3+ 29. Kxd1 $17) 27. Ba3 Rf7 28. Rxf6 Rxf6 29. Be7 Nxg4 {Threatens to win with ...Rd2.} 30. Bxf6 Nxf6 {KRN-KRN} 31. Nd4 Ne4 {aiming for ...c5.} 32. Rc1 c5 33. Nf3 g4 {[%cal Bg5g4,Bg4g3][%mdl 32]} 34. Ne5 (34. Ke2 $142) 34... g3 {( -> ...Rd2)} 35. Ng4 Rd2 {Weighted Error Value: White=0.66/Black=0.05 (flawless)} (35... g2+ $142 36. Ke2 {[#]} Nxc3+ $1 {[%mdl 512]} 37. Rxc3 g1=Q 38. Rd3 Re8+ 39. Ne3 fxe3 40. Rxe3 Rxe3+ 41. Kxe3 Qxh2 42. f4 Qg2 43. f5 h2 44. Kd3 h1=Q 45. b4 Qd1+ 46. Kc4 Qe4+ 47. Kxc5 Qed5#) 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.27"]
[Round "8.14"]
[White "Tahbaz, Arash"]
[Black "Manigandan, S S"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2469"]
[BlackElo "2127"]
[Annotator "ChessBase"]
[PlyCount "110"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:01]} Nf6 {[%emt 0:03:34]} 2. Nf3 {[%emt 0:00:05]} g6 {[%emt 0:02:41]} 3. Bg5 {[%emt 0:00:07]} Bg7 {[%emt 0:00:39]} 4. Nbd2 {[%emt 0:00:04]} d5 {[%emt 0:00:08]} 5. e3 {[%emt 0:00:05]} c5 {[%emt 0:00:28]} 6. c3 {[%emt 0:00:47]} O-O {[%emt 0:00:52]} 7. Be2 {[%emt 0:01:05]} Qb6 {[%emt 0:02:45]} 8. Qb3 {[%emt 0:00:02]} Nc6 {[%emt 0:02:12]} 9. O-O {[%emt 0:00:06]} Bg4 {[%emt 0:05:49]} 10. Bxf6 {[%emt 0:15:29]} Bxf6 {[%emt 0:00:42]} 11. Qxd5 {[%emt 0:00:30]} Qxb2 {[%emt 0:00:15]} 12. Qb3 {[%emt 0:00:14]} Qxb3 {[%emt 0:00:54]} 13. axb3 {[%emt 0:00:05]} cxd4 {[%emt 0:06:46]} 14. exd4 {[%emt 0:03:24]} Rfd8 {[%emt 0:10:39]} 15. h3 {[%emt 0:02:17]} Be6 {[%emt 0:08:07]} 16. b4 {[%emt 0:02:33]} b6 {[%emt 0:05:27]} 17. Ba6 {[%emt 0:00:06]} Bd5 {[%emt 0:03:33]} 18. Rfe1 {[%emt 0:01:27]} Rab8 {[%emt 0:02:51]} 19. Nh2 {[%emt 0:06:04]} b5 20. Ng4 Rb6 21. Ne3 e6 22. Nxd5 Rxd5 23. Ne4 Kg7 24. Nc5 e5 25. Bxb5 exd4 26. c4 Nxb4 27. cxd5 Rxb5 28. Ne4 Rxd5 29. Rxa7 d3 30. Rd1 h6 31. Rb7 Rd4 32. Nc5 Kf8 33. Kf1 Be7 34. Nd7+ Kg7 35. Ne5 Kf8 36. Ra1 Rd8 37. Rb1 Rd5 38. Nf3 Nc6 39. Rc1 Nd4 40. Nd2 Nc2 41. Rd1 Bc5 42. Ne4 Be7 43. Rc7 Nb4 44. Ra1 Re5 45. Rc4 Rd5 46. Rb1 Nc2 47. Ra4 Re5 48. Rd1 Rd5 49. Nc3 Rd8 50. Ra5 Nb4 51. Rb5 Rd4 52. Rb1 Kg7 53. Rb7 Bc5 54. Rc7 Bf8 55. Ra1 Nc2 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.1"]
[White "Gukesh D"]
[Black "Erigaisi Arjun"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2614"]
[BlackElo "2633"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,88,14,5,18,21,31,0,20,0,0,0,0,-2,0,0,29,29,26,25,28,0,12,11,11,11,10,21,19,18,12,11,21,14,15,14,29,23,31,37,31,30,44,31,31,37,54,45,74,0,0,0,0,0,0,0,0,-11,-11,-11,-11,-11,-11,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 {6...e5 scores better than 6...e6.} 7. Nde2 h5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 8. g3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 9. Bg2 Bb7 10. a4 b4 11. Nd5 Nxd5 12. exd5 a5 13. O-O Nd7 14. c3 bxc3 15. Nxc3 {[%cal Be2c3,Bc3a2,Ba2b4,Bb4c6][%mdl 32]} Be7 {[#]} 16. b4 $146 ({Predecessor:} 16. f4 h4 17. g4 Qb6+ 18. Kh1 Rc8 19. g5 Rc4 20. Nb5 Ba6 21. b3 Rb4 22. Bd2 Bxb5 23. axb5 Rxb5 {1-0 (34) Rathanvel,V (2426)-Gomes,M (2344) Moscow 2020}) 16... axb4 17. Na2 Qa5 18. Bd2 $1 Qxa4 19. Qxa4 Rxa4 20. Nxb4 Rxa1 21. Rxa1 {White wants to play Ra7.} O-O 22. Ra7 Nc5 23. Nc6 Bf6 24. Ba5 {Black should prevent Bb6.} Ra8 25. Rxa8+ Bxa8 26. Bc7 Nb7 27. Bf1 $1 {[%mdl 1024] White has compensation.} h4 28. g4 Bg5 29. Bb5 e4 {[#]} 30. Kf1 {White is more active.} ({Better is} 30. Nb8 $1 $16) 30... Bf4 $11 {The position is equal.} 31. Ne7+ Kf8 32. Nc8 {Nb6 is the strong threat.} Nc5 33. Bc4 Nd3 34. Bxd6+ Bxd6 35. Nxd6 {[%mdl 4096] Endgame KBN-KBN} Nf4 {[%csl LRd5,LRh3]} 36. Nxe4 Nxh3 {With the idea ...Nf4.} 37. Nc5 $1 Ke7 {Threatens to win with ...Nf4.} 38. Nd3 {Inhibits Nf4.} Ng5 39. Kg2 Ne4 40. f4 g5 41. fxg5 Nxg5 42. Ne5 Kd6 {[%csl LRd5,LRe5]} 43. Nf3 Nxf3 44. Kxf3 Bxd5+ {Weighted Error Value: White=0.05 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.2"]
[White "Neelash Saha"]
[Black "Harsha Bharathakoti"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2445"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,100,0,0,0,13,8,8,5,4,16,21,3,0,12,22,-25,-20,-15,-24,-37,-29,-71,-64,-102,-96,-98,-100,-75,-77,-95,-87,-88,-85,-86,-78,-79,-74,-68,-37,-57,-40,-39,-26,-28,-18,-18,-4,-20,-4,-25,-25,-25,-31,-46,-29,-58,-38,-115,-104,-116,-77,-77,-70,-64,-64,-70,-70,-70,-54,-59,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Qe2 O-O 7. d4 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} d5 8. exd5 Qxd5 {[%cal Rc5d4]} 9. Bc4 Qd6 {[%cal Rc5d4]} 10. dxc5 Qxc5 {[#]} 11. h3 $146 ({Predecessor:} 11. Nbd2 a6 12. Re1 b5 13. Bb3 Bb7 14. Bc2 Nd5 15. Nb3 Qb6 16. a4 bxa4 17. Nbd2 {0-1 (45) Schakel,C (2315)-Rawlings,A (2334) ICCF email 2010}) 11... Rd8 12. Re1 Nd5 13. Nbd2 (13. Na3 $142) 13... Nf4 $11 14. Qe4 Qf5 15. Qxf5 {Chess con chili.} Bxf5 16. Ng5 (16. Nb3 $11 Nd3 17. Bxd3 Bxd3 18. Bf4) 16... e6 $1 $17 17. Nde4 {[#]} Ne5 $1 18. Bxf4 (18. Bf1 Nfd3) 18... Nxc4 19. Bc1 Ne5 20. f4 Nd3 21. Re2 h6 22. Nf3 Bxe4 23. Rxe4 Rac8 24. Rb1 b5 {[%cal Ob5b4]} 25. Be3 a5 (25... Rd6 {is more complex.} 26. Bd2 b4 27. cxb4 Rc2 28. b5 Nc5) 26. Ne1 Nxe1 27. Rxe1 a4 {[%cal Oa4a3]} 28. a3 Rd5 29. Kf1 Rc6 30. Bc1 Kf8 31. Ke2 f5 32. Re3 Rcd6 33. g4 Kf7 34. Kf3 {[#]} (34. Rf3 $15) 34... Bf6 $1 {Hoping for ...Bh4.} 35. Kg3 {Prevents Bh4+.} g5 {...gxf4+ is the strong threat.} 36. R3e2 Rd3+ 37. Kg2 Rd1 38. Rxe6 {[#]} Rxc1 $1 39. Rxf6+ $1 Kxf6 ({Of course not} 39... Rxf6 40. Rxc1 fxg4 41. hxg4 $11) 40. Rxc1 fxg4 ({Reject} 40... gxf4 41. Kf3 $11) (40... Rd2+ $1 $15 41. Kg3 Rxb2) 41. fxg5+ $1 $11 {The position is equal.} Kxg5 $15 {[%mdl 4096] Endgame Threatens to win with ...Rd2+. KR-KR} 42. Rc2 {Inhibits Rd2+.} h5 43. hxg4 hxg4 44. c4 Rc6 45. c5 Kf4 46. Rc3 Ke4 47. b4 axb3 $1 48. Rxb3 Rxc5 49. a4 bxa4 50. Rb4+ Ke5 {Weighted Error Value: White=0.08 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.3"]
[White "Poormosavi, Seyed Kian"]
[Black "Gupta, Abhijeet"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2229"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,93,0,0,0,0,0,3,0,0,0,0,0,0,-10,-2,0,-6,0,-5,-2,11,13,8,17,12,10,13,-82,-91,-77,-75,-91,-51,-52,-47,-50,-27,-37,-37,-54,-40,-60,-62,-62,-42,-88,-80,-76,-94,-83,-93,-90,-34,-28,-35,-30,0,0,0,-78,-79,-231,-238,-222,-162,-197,-175,-348,-348,-338,-306,-6095,-2975,-12839,-9964,-12837,-7120,-5631]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O cxd5 10. h3 {C47: Scotch Four Knights and Four Knights with 4 g3.} Rb8 11. Qf3 Rb6 $1 {[%mdl 4] is now more promising than 11...c6.} 12. Bg5 {The position is equal.} Bb7 {[#]} 13. Qf5 $146 ({Predecessor:} 13. Ne2 h6 14. Bh4 Re8 15. Rad1 g5 16. a3 Bf8 17. Bg3 c5 18. b3 d4 19. Qf5 Rxe2 20. Bxe2 {0-1 (28) Rublevsky,S (2637)-Artemiev,V (2700) Kazan 2022}) 13... g6 14. Qf4 Be7 {Threatens to win with ...d4.} 15. Rfe1 {[#]} Nh5 $1 16. Bxe7 Nxf4 17. Bxd8 Rxd8 18. Na4 Rb4 19. b3 Ne6 20. a3 Rf4 21. b4 Kf8 22. Nc5 (22. f3 $11 {keeps the balance.}) 22... Nxc5 $17 23. bxc5 Bc6 24. a4 Rb4 {To avoid Bb5} ({Much worse is} 24... Rxa4 25. Rxa4 Bxa4 26. Ra1 $11) 25. a5 $1 Re8 26. Red1 Reb8 27. a6 h5 28. Be2 d4 29. Rac1 Bb5 30. Bf3 Ba4 (30... Bxa6 31. Ra1 Bc4 32. Rxa7 $11) 31. Rd3 (31. Rd2 $1 $15) 31... Rb1 32. Rxb1 Rxb1+ {[%mdl 4096] Endgame KRB-KRB} 33. Kh2 Rb4 ({Of course not} 33... Bxc2 $6 34. Rxd4 Ke7 35. g4 $11) 34. c3 {[#]} Bb5 $1 35. cxb4 $15 Bxd3 {KB-KB} 36. Kg3 Bxa6 37. Kf4 Ke7 38. Ke4 (38. Ke5 $1 $11 {remains equal.}) 38... d3 $17 {Strongly threatening ...d2.} 39. Ke3 {[#] Loses the game.} (39. Kd4 $17 {might work better.}) 39... h4 $1 $19 40. Bc6 Bc4 41. Ba4 {[#]} Ke6 $1 {Hoping for ...g5.} 42. Kd4 $2 (42. g3 g5 43. gxh4 gxh4 44. Bd1) 42... Bd5 43. g3 g5 {[%cal Bg6g5,Bg5g4][%mdl 32] ...g4! is the strong threat.} 44. Kxd3 $2 (44. gxh4 d2 45. Ke3 gxh4 46. Kxd2) 44... g4 {Black is clearly winning.} 45. Bd1 f5 46. hxg4 h3 {( -> ...h2)} 47. Kd4 {Weighted Error Value: White=0.62/Black=0.06 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.4"]
[White "Ponkratov, Pavel"]
[Black "Sethuraman, S.P."]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2641"]
[BlackElo "2619"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,78,34,14,15,0,0,0,33,33,30,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,-48,-47,-50,-64,-67,-53,-134,-105,-148,-169,-205,-187,-258,-242,-220,-212,-231,-213,-304,-308,-371,-340,-355,-348,-530,-558,-740,-743,-697,-718,-981,-953,-2006,-1979,-1860,-1725,-1585,-2376,-29981,-29982,-29980,-29980]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Rb1 Be7 {D35: Queen's Gambit Declined: Exchange Variation.} 8. Nf3 O-O 9. Bc4 a6 {The position is equal. is cutting edge theory.} 10. a4 Qc7 {And now ...cxd4 would win.} 11. d5 exd5 12. Bxd5 Nd7 13. O-O Nf6 14. c4 Nxd5 15. cxd5 Bd6 {[#] To avoid e5} 16. a5 $146 ({Predecessor:} 16. Re1 f6 17. Qb3 Re8 18. Ba3 Rb8 19. Qb6 Qxb6 20. Rxb6 Bc7 21. Rbb1 b6 22. a5 bxa5 {1-0 (75) Li,Y (2261)-Ning,K (2354) Zibo 2019}) 16... Re8 17. Re1 {[%cal Oe4e5]} Bg4 {[%cal Od6h2]} 18. h3 Bxf3 19. Qxf3 (19. gxf3 $11 {deserves consideration.} c4 20. Be3) 19... Qxa5 $15 {[%cal Ra5e1]} 20. Bf4 Bxf4 21. Qxf4 b5 22. Re3 {Black continues to play with concentration.} ({White should try} 22. d6 $15) 22... Qa4 23. h4 (23. Qf3 $142) 23... Qd4 $17 24. Qg4 c4 {[%cal Bc5c4,Bc4c3][%mdl 32]} 25. Rd1 (25. h5 $142) 25... Qb2 $19 {White must now prevent ...c3.} 26. Re2 Qf6 27. f4 h5 28. Qg3 (28. Qf3 $142) 28... b4 29. d6 c3 30. e5 Qf5 31. Qf3 (31. Ree1 $142) 31... Red8 32. e6 fxe6 33. Re5 Qg4 34. Qd3 Rac8 {Hoping for ...c2.} 35. Rg5 {[#]} Qxd1+ $3 {[%mdl 512]} 36. Qxd1 c2 37. Qc1 Rxd6 {( -> ...Rd1+)} 38. Kh2 Rd1 39. Qe3 {[#]} Rh1+ $3 {[%mdl 576] Skewer, Promotion.  Weighted Error Value: White=0.69/Black=0.02 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.5"]
[White "Lalith Babu M R"]
[Black "Abdisalimov, Abdimalik"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2563"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,87,108,108,116,96,98,90,114,131,150,152,146,130,148,143,208,189,142,60,52,30,91,86,91,97,116,104,147,140,78,0,29,33,38,0,0,0,0,0,0,0,0,0,0,0,0,-35,-27,-126,0,0,0,0,101,0,206,187,187,187,284,154,318,286,654,352]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. h3 Bg7 8. e4 O-O 9. Bd3 Re8 10. O-O a6 11. a4 c4 12. Bc2 Nbd7 13. Be3 Qc7 {A70: Modern Benoni: 6 e4 g6 7 Nf3.} 14. Qe2 Rb8 15. Rfd1 b6 {White is better.} 16. Nd2 b5 17. axb5 axb5 18. Ra7 Qd8 19. Nf3 $1 {[#]} Nc5 $146 (19... Ne5 $16) ({Predecessor:} 19... b4 20. Nd4 Bb7 21. Nc6 Qc8 22. Nb5 Bf8 23. Nxb8 Qxb8 24. Qxc4 Rc8 25. Qe2 {1-0 (26) Lehr,M (2123)-Shannon,P (1955) ICCF email 2013}) 20. e5 $1 $18 Nfd7 21. exd6 (21. e6 $1 $16) 21... Ba6 22. Ne4 Nxe4 (22... Rb7 $1 $11 23. Rxb7 (23. Nxc5 Nxc5 24. Rxb7 Bxb7 $14) 23... Bxb7 24. Nxc5 Nxc5) 23. Rxa6 $16 Ndc5 24. Rc6 Bf8 25. Nd2 ({Of course not} 25. Bxc5 $6 Nxc5 26. Qd2 Bxd6 $11) 25... Nxd2 (25... Bxd6 $142 26. Nxe4 Nxe4) 26. Qxd2 Nb7 27. Qb4 {White is much more active.} (27. Ba7 $16) 27... Rxe3 28. fxe3 Nxd6 29. Qc5 Qg5 30. Qd4 ({Reject} 30. Rxd6 Qg3 31. Rxg6+ hxg6 $17) 30... Re8 {[%cal Bb8e8,Be8e2,Be2d2][%mdl 32]} 31. Qf4 Qxf4 32. exf4 Re2 33. Rc1 b4 $1 34. b3 c3 35. Ra6 Rd2 {[%mdl 1024] Black has compensation.} 36. Ra2 (36. Ra5 $1 $11 {keeps the balance.}) 36... Nb5 (36... Nf5 $1 $17 {[%cal Rf5d4] Hoping for ...Nd4.} 37. Rd1 (37. Ra8 $2 Nd4 $19) 37... Bc5+ 38. Kh2 Ne3 39. Rxd2 cxd2) 37. Rd1 $1 $11 Bc5+ $1 38. Kh2 $1 {Threatens to win with Rxd2.} Be3 (38... Re2 $11 {remains equal.}) 39. Kg3 (39. Rxd2 $16 Bxf4+ 40. g3 Bxd2 41. Ra5) 39... Rxd1 (39... Bf2+ $11 {and Black has nothing to worry.} 40. Kh2 Kf8) 40. Ra8+ Kg7 41. Bxd1 Kf6 {[#]} (41... Nc7 $142 42. Rd8 g5 43. fxg5 Bxg5) 42. Kf3 ({White must play} 42. Rb8 $1 $18 {[%cal Rb8b5]} Nd4 43. d6) 42... Bc1 $2 (42... Bg1 $16 43. Ra6+ Ke7) 43. Rb8 $18 Nc7 (43... Nd4+ 44. Ke4 c2 {[#]} 45. Bxc2 $1 {[%mdl 512]} Nxc2 46. Rc8 Bxf4 47. Kxf4 $18) (43... Nd6 44. Rxb4 g5 45. fxg5+ Bxg5) 44. d6 {Weighted Error Value: White=0.23 (precise) /Black=0.51} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.6"]
[White "Visakh N R"]
[Black "Gusain, Himal"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2522"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,46,33,31,7,18,-5,10,10,17,6,8,19,12,-24,-4,-95,-95,-115,-111,-118,-107,-234,-243,-236,-245,-283,-272,-465,-465,-469,-468,-451,-463,-1115,-1067,-5481,-5481,-1800,-1710]} 1. d4 d5 2. c4 e6 3. Nf3 a6 4. Bg5 Be7 5. Bxe7 Qxe7 6. Nc3 {D30: Queen's Gambit Declined: Systems without Nc3.} Nf6 {[#]} 7. g3 $146 ({Predecessor:} 7. e3 O-O 8. Rc1 Rd8 9. Qc2 Nbd7 10. cxd5 exd5 11. Bd3 Nf8 12. O-O c6 13. Rb1 {½-½ (37) Saric,A (2497)-Predojevic,B (2642) Rijeka 2011}) 7... dxc4 8. Qa4+ {The position is equal.} Nbd7 9. Qxc4 c5 $1 10. dxc5 Nxc5 11. a4 {To avoid b5} O-O {[%cal Ob7b5] White must now prevent ...b5!} 12. Rc1 (12. b4 $11 {keeps the balance.} Ncd7 13. Bg2) 12... Bd7 $17 {[%cal Ob7b5]} 13. a5 Rac8 {And now ...e5 would win.} 14. Bg2 {[#]} e5 $1 {[%cal Be6e5,Be5e4,Be4d3][%mdl 32] Strongly threatening ...e4.} 15. Qa2 {[#] This costs White the game.} (15. Qh4 $17 {was the only defense.}) 15... e4 $1 $19 16. Nd4 Qe5 17. Rd1 Nd3+ $1 18. exd3 $2 (18. Rxd3 exd3 19. e3) 18... exd3+ {Black is clearly winning.} ({Less strong is} 18... Qxd4 19. dxe4 Qb4 20. O-O $14) 19. Kf1 Qxd4 20. h3 Rfe8 {[%cal Oe8e2] ( -> ...Re2!)} 21. Qb3 {[#]} (21. Kg1 $142 d2 22. Bf3) 21... Re2 $1 {[%mdl 512]} 22. Nxe2 (22. Qb6 Rc5) 22... dxe2+ {[%mdl 64] Discovered Attack} 23. Kxe2 Bb5+ {Weighted Error Value: White=0.83/Black=0.02 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.7"]
[White "Iniyan, P."]
[Black "Viani Antonio Dcunha"]
[Result "1/2-1/2"]
[ECO "D43"]
[WhiteElo "2516"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,72,16,7,0,4,2,18,0,18,0,0,0,15,4,16,0,0,1,0,-10,-15,-13,-15,-12,0,-3,-4,-30,-35,-41,-37,-44,-45,-118,-124,-126,-105,-102,-91,-91,-80,-86,-85,-111,-64,-61,-12,-15,0,-2,0,-22,0,-10,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 g6 8. Bd3 Bg7 9. O-O dxc4 10. Bxc4 Nd7 {10...0-0 is vanishing.} 11. a4 {D43: Semi-Slav: 5 Bg5 h6.} O-O 12. a5 Rb8 13. Qc2 b6 14. axb6 axb6 15. Ra7 Bb7 {[%cal Bc8b7,Bb7d5,Bd5b3][%mdl 32]} 16. Rd1 Qd8 {[#]} 17. Ne4 $146 ({Predecessor:} 17. Ne5 b5 18. Nxd7 Qxd7 19. Be2 Qd8 20. Ne4 Qb6 21. Qc5 Qxc5 22. Nxc5 Bc8 23. f4 {1-0 (48) Logothetis,S (2212)-Kounalakis,E (2190) Porto Rio 2014}) 17... Qc7 {Prevents Nd6.} 18. Ba6 c5 {[%cal Ob7e4]} 19. Qb3 {[#]} Bd5 $1 {This bishop pair is nice.} 20. Rxc7 Bxb3 21. Rc1 Nf6 22. Ned2 Bd5 23. Ne5 Ra8 24. Bc4 cxd4 25. exd4 Rfc8 26. Bb5 ({Not} 26. Rxf7 $2 b5 27. b3 bxc4 28. Ndxc4 Nh5 $19) (26. Rxc8+ $15 Rxc8 27. Nb3) 26... Rxc7 $17 27. Rxc7 Ne4 28. Nf1 Nd6 (28... Ra2 {seems wilder.} 29. Be8 Nd6 30. Bc6 Bxc6 31. Rxc6 Nb5) 29. Bc6 {[#]} Bxc6 30. Nxc6 {[%cal Od4d5]} Ra1 {And now ...Ne4 would win.} 31. g4 Ne4 (31... Rd1 $17 32. d5 exd5) 32. Kg2 $15 Ra2 (32... Rb1 $1 $15 33. Ng3 Nxg3 34. Kxg3 Rxb2) 33. Rc8+ $11 {The position is equal.} Kh7 34. Rc7 Kg8 35. Rc8+ Kh7 (35... Bf8 $5 {[%cal Ra2b2]}) 36. Rc7 Kg8 {Weighted Error Value: White=0.09 (flawless) /Black=0.09 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.8"]
[White "Saptarshi, Roy"]
[Black "Karthik Venkataraman"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2402"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,78,24,17,50,4,64,52,53,0,16,0,0,0,0,-7,0,-8,45,-65,281,-199,-167,-304,-313,-362,-368,-354,-376,-360,-360,-385,-355,-301,-375,-390,-387,-381,-376,-355,-351,-687,-709,-718,-717,-718,-708,-709,-708,-683,-699,-690,-680,-679,-667,-6567,-6033,-29973,-29974,-29970,-29971,-29980,-29981]} 1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 {[%cal Bc8d7,Bd7c6,Bc6b7,Bb7d5][%mdl 32] 8...Bd7 is better than 8...h6.} 9. f3 Nxd4 10. Qxd4 Be7 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.} 11. Be3 (11. g4 $14 {deserves consideration.}) 11... b5 (11... h5 $11) 12. g4 $1 $14 O-O {White is slightly better.} 13. Qd2 (13. Kb1 $14) 13... Bc6 14. Ne2 Nd7 15. Nd4 Bb7 16. g5 d5 {[#]} 17. h4 $146 ({Predecessor:} 17. f4 Nc5 18. e5 Ne4 19. Qe1 Bc5 20. Bg2 Qc7 21. Nb3 Rfc8 22. Bxc5 Nxc5 23. Nd4 a5 24. Kb1 {1-0 (39) Osmanodja,F (2206)-Goli,L Maribor 2012}) 17... dxe4 {[#]} ({Black should try} 17... Re8 $11) 18. h5 (18. Nxe6 fxe6 19. Qxd7 Bd5 20. Qxd8 Raxd8 21. fxe4 Bxe4 22. Rxd8 Bxd8 $11) ({White should play} 18. Nf5 $1 $14 exf5 19. Qxd7) 18... exf3 $2 {[%mdl 8192] [#]} (18... Ne5 $15 19. g6 h6) 19. g6 $4 {[%mdl 8192]} (19. Nxe6 $1 $18 {[%mdl 512] is the narrow road to win.} fxe6 20. Qxd7 Qxd7 21. Rxd7) 19... Bd5 (19... fxg6 20. Nxe6 Qc8 21. Qxd7 $18) 20. Bd3 (20. Bh3 {is a better defense.} Ne5 21. h6 Nxg6 22. hxg7) 20... Ne5 $19 {[%cal Rf7g6]} 21. Kb1 fxg6 (21... hxg6 $2 22. hxg6 fxg6 23. Qh2 Nxd3 24. Rxd3 $19) 22. hxg6 hxg6 (22... h6 23. Bxh6 Bh4 24. Be3 $17 (24. Bxg7 $2 Kxg7 25. Qc3 Rh8 $19)) 23. Qh2 Nxd3 24. Rxd3 f2 (24... Kf7 25. Nxf3 Bf6 26. Rg1 $15) 25. Qh7+ Kf7 26. Nxe6 Kxe6 27. Qxg6+ Rf6 28. Qg4+ Kf7 29. Qh5+ $2 (29. Rf1 Kg8 30. Bxf2) 29... g6 30. Qh7+ Ke8 31. Bxf2 Bxh1 ({Weaker is} 31... Rxf2 32. Qxg6+ Rf7 33. Qg8+ (33. Rh5 $2 Qd6 $19) 33... Rf8 34. Qg6+ Rf7 35. Qg8+ (35. Rh5 $2 Qd6 $19) 35... Rf8 36. Qg6+ Rf7 $11) 32. Rxd8+ Rxd8 {[%cal Rd8d1]} 33. Qh8+ Rf8 {[%cal Rd8d1]} 34. Qxh1 Rxf2 35. a4 bxa4 {aiming for ...Rdd2.} 36. Qc6+ Kf7 {( -> ...Rd1+)} 37. Qxa4 Rdd2 {Black mates.} 38. Qc4+ Kg7 39. Qxa6 Rxc2 {Weighted Error Value: White=1.03/Black=0.37} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.9"]
[White "Mirzoev, Azer"]
[Black "Divya Deshmukh"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2468"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,85,27,24,2,18,0,0,0,0,3,26,5,8,9,5,5,6,12,12,7,8,6,8,9,6,7,10,9,19,6,26,30,8,0,32,0,54,0,0,0,0,-37,0,0,0,0,0,0,0,0,0,0,74,69,49,-1148,-1142,-1137,0,-1036,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 c6 8. Qxc4 b5 9. Qc2 Bb7 10. Rd1 {D30: Queen's Gambit Declined: Systems without Nc3.} Nbd7 11. Ne5 Nxe5 12. dxe5 Nd5 13. Nc3 Qb6 {[#]} 14. a4 $146 ({Predecessor:} 14. Ne4 c5 15. Bg5 Nb4 16. Qc1 Bxg5 17. Qxg5 Bxe4 18. Bxe4 Rad8 19. a3 Nd5 20. Rd2 {0-1 (44) Zhao,X (2556)-Kosteniuk,A (2472) St Petersburg 2012}) 14... b4 15. Ne4 b3 16. Qd3 Ba6 17. Qf3 Rad8 {To avoid Nd6} 18. Bg5 Bxg5 19. Nxg5 {And now Qe4 would win.} h6 20. Ne4 c5 21. a5 Qc7 22. Qxb3 Qxe5 23. Nxc5 Bxe2 24. Re1 Qh5 25. a6 Rb8 {Inhibits Qb7.} 26. Qa3 {Bxd5 is the strong threat.} (26. Nb7 $5 {[%cal Rf2f3]}) 26... Nf6 (26... Rfd8 $11) 27. Rac1 (27. h3 $14) 27... Rb6 $11 28. h4 Rd8 29. Nb7 Rd2 (29... Rd3 $5 {[%cal Rd3a3]} 30. Rc8+ Kh7 $15) 30. Rc8+ Kh7 31. Nc5 (31. Qf8 Bxa6 32. Rd8 Rxf2 $1 33. Kxf2 Rxb2+ 34. Kg1 Bxb7 35. Bxb7 Qf5 36. Qg8+ (36. Rf1 {gets mated.} Qc2) 36... Kg6 $19) 31... Qf5 (31... Rbxb2 $2 32. Ne4 Qf5 33. Nxd2 Rxd2 34. Qe3 $18) 32. Qe3 {[%csl LRd2,LRe2]} Rbxb2 {[%cal Oe2a6] Strongly threatening ...Bxa6!} 33. Ne4 $1 Ng4 34. Qxa7 Rd1 (34... Bf3 $11 {keeps the balance.} 35. Nxd2 Rxd2) 35. Rxd1 $16 {Really sharp!} Bxd1 36. Nd6 $2 {[%mdl 8192] Active counter play!} (36. Rc5 $14 e5 37. Rc1) 36... Qa5 $19 {( -> ...Qe1+)} 37. Qxf7 Qe1+ 38. Bf1 {[#]} Rxf2 $2 (38... Nf6 $1 $19 39. Ne4 {[#]} Rxf2 $3 {[%mdl 512]} 40. Nxf6+ Rxf6 41. Qg8+ Kg6 42. Qe8+ Rf7 43. Qxf7+ Kxf7 44. Rc7+ Kf6) 39. Qg8+ $11 {The position is equal.} Kg6 {[%csl Gf2][%cal Re1f1]} 40. Qe8+ Kh7 {[%csl Gf2][%cal Re1f1]} 41. Qg8+ Kg6 {[%csl Gf2][%cal Re1f1]} 42. Qe8+ Kh7 {[%csl Gf2][%cal Re1f1]} 43. Qg8+ {Weighted Error Value: White=0.33/Black=0.42} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.10"]
[White "Karthikeyan, P.."]
[Black "Tahbaz, Arash"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2396"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,88,38,48,0,7,0,0,0,0,0,0,-29,-39,-32,-30,-114,-98,-112,-47,-42,-27,-57,-46,-56,-45,-38,-47,-15,-22,-68,-37,-34,0,0,50,43,56,56,72,54,59,0,0,0,89,32,127,118,116,-272,-277,-270,-269,-265,-270,-269,-270,-260,-260,-263,-259,-260,-260,-315,-239,-256,-236,-449,-435,-29989,-29990,-29990,-29991]} 1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 e5 5. Nf3 exd4 6. Nxd4 Nc6 7. Be3 Nge7 8. Be2 O-O 9. Qd2 f5 {[%cal Bf7f5,Bf5f4,Bf4f3,Bf3g2][%mdl 32]} 10. Nxc6 {A42: Modern Defence: Averbakh Variation.} (10. O-O $14) 10... bxc6 $11 11. Bd4 Bxd4 12. Qxd4 {The position is equal.} c5 13. Qd2 Bb7 14. Bd3 f4 {[#]} 15. Nd5 $146 ({Predecessor:} 15. g3 f3 16. h4 Nc6 17. h5 g5 18. h6 Ne5 19. Rh5 Kh8 20. O-O-O Rg8 21. Nd5 {0-1 (57) Baarslag,E (2109)-Vereggen,L (2336) Vlissingen 2017}) 15... f3 16. O-O-O (16. g3 $11) 16... fxg2 $17 17. Rhg1 Bxd5 ({Black should try} 17... Nxd5 $17 18. exd5 Qh4 19. Rxg2 Rae8) 18. cxd5 $15 Rf3 $1 19. Rxg2 Qf8 20. Rf1 Qf6 21. Be2 Rf4 22. f3 Rb8 {[%cal Ba8b8,Bb8b4,Bb4d4][%mdl 32]} 23. Re1 (23. h3 $11 {might be stronger.}) 23... Rb4 24. a3 Rd4 25. Qa5 c6 (25... Rfxe4 $11 26. fxe4 Qf4+ 27. Kb1 Qxe4+ 28. Bd3 Qxd3+ 29. Ka1 Nxd5) 26. Qd8+ $14 (26. Qxa7 cxd5 27. Bb5 Rxf3 28. exd5 Qf4+ 29. Kb1 Re4 $17) 26... Kg7 27. dxc6 Nxc6 28. Qc7+ (28. Qc8 Ne5 29. Rd1 Nxf3 30. Qd7+ (30. Bxf3 $2 Rxf3 31. Rxd4 cxd4 $19) 30... Kh6 31. Qh3+ Qh4 32. Qxh4+ Nxh4 33. Rxd4 cxd4 $19) 28... Ne7 29. Qxa7 (29. Rd1 $14) 29... Kh6 $1 $11 30. Qc7 d5 (30... Nd5 $11 31. exd5 Rd2) 31. Qxc5 (31. e5 $1 $16 {[%cal Re5f6]} Qe6 32. Qd6) 31... dxe4 ({Black should play} 31... Rxf3 $14 32. Qxd4 (32. Bxf3 Rc4+ 33. Qxc4 dxc4 $11) 32... Qxd4 33. Bxf3 Nc6) 32. fxe4 $16 Rfxe4 {Threatens to win with ...Qh4.} 33. Rd1 $2 {[%mdl 8192] [#] Now White is beyond hope.} (33. Kb1 $1 $16 {is necessary to keep the advantage.}) 33... Rxe2 $1 $19 {[%mdl 512] Chess con chili.} 34. Qxd4 {[#]} Qc6+ 35. Kb1 Qxg2 36. Qh4+ Kg7 37. Qd4+ Kf7 38. Qc4+ Kf6 39. Qd4+ Kf5 40. Ka1 Qe4 {Strongly threatening ...Qxd4.} ({Weaker is} 40... Qxh2 41. Rf1+ Kg5 42. Qf6+ Kh6 43. Qf8+ Kh5 44. Qf3+ Kg5 45. Qf6+ Kh6 46. Qf8+ Kh5 47. Qf3+ Kg5 48. Qf6+ $11) 41. Rf1+ Kg5 42. Qf6+ (42. Rg1+ {is a better defense.} Kh6 43. Qxe4 Rxe4 44. Rg3) 42... Kh5 43. Rf4 (43. h3 $19) 43... Re1+ 44. Ka2 Qd5+ {Weighted Error Value: White=0.60/Black=0.16 (very precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.11"]
[White "Nigmatov, Ortik"]
[Black "Borgaonkar Akshay"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2445"]
[BlackElo "1985"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,59,31,30,21,49,44,52,43,56,34,47,63,47,55,65,56,64,64,119,99,180,114,293,291,389,387,382,279,269,310,303,306,304,291,490,484,510,505,543,543,645,645,1581,1550,4886,2619,5920,5787,1922,1645]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. O-O h6 7. a4 {B12: Caro-Kann: Advance Variation.} a5 8. Na3 Nd7 9. b3 {White is slightly better.} g5 10. c4 Bg7 11. cxd5 exd5 {[#]} 12. Bd3 $146 ({Predecessor:} 12. Nc2 O-O 13. Ne3 Be4 14. h4 gxh4 15. Bd3 h3 16. Nh4 hxg2 17. Nexg2 c5 18. f4 {1-0 (24) Ketelhoehn,B (2367)-Packroff,H (2140) ICCF email 2020}) 12... Bg6 13. Bxg6 (13. Nc2 {is more complex.} Nf8 14. Ne3 Ne6 15. Ba3 Qd7 16. Re1) 13... Nxg6 14. Nc2 {[%cal Ba3c2,Bc2e3,Be3f5][%mdl 32]} O-O (14... Ndf8 $14) 15. Ne3 $16 {[%cal Oh2h4]} Re8 (15... f6 $16) 16. h4 $18 gxh4 $2 {Black cannot hold the game after this.} (16... Nxh4 $2 17. Nxh4 gxh4 18. Nf5 $18) (16... Ndf8 $16) 17. Nf5 {[%mdl 64] [#] Discovered Attack} c5 18. Bxh6 Bh8 19. Nd6 {[%csl LRb7,LRe8] And now Ng5 would win.} (19. Bg5 Qb6 20. N3xh4 cxd4 $18) 19... cxd4 20. Nxe8 Qxe8 21. Re1 (21. Nxd4 Qxe5 22. Be3 Qe4 $18) (21. Qxd4 Ndxe5 22. Nxe5 (22. Qxd5 Nxf3+ 23. Qxf3 Bxa1 $16) 22... Bxe5 23. Qxd5 Bxa1 $16) 21... Ra6 22. Nxd4 {[%cal Bf3d4,Bd4f5,Bf5e7][%mdl 32] Threatens to win with f4.} ({Resist} 22. Qxd4 $6 Ndxe5 23. Qxd5 Ne7 24. Rxe5 (24. Qxb7 Nxf3+ 25. Qxf3 Rxh6 $16) 24... Bxe5 25. Qxe5 (25. Qxb7 Rxh6 26. Nxe5 Nc6 $16) 25... Rxh6 $18) 22... Ngxe5 $2 (22... Bxe5 {was necessary.} 23. f4 Ne7) 23. Qh5 {White is clearly winning.} Qd8 24. Nf5 Rg6 25. Bf4 Bf6 26. Rad1 {Prevents Nd3.} Qb6 27. Bxe5 Nxe5 {[#]} 28. Rxe5 $1 {[%mdl 512]} Bxe5 (28... Qd8 29. Rexd5) 29. Ne7+ {[%mdl 64] Discovered Attack, Double Attack} Kg7 30. Qxe5+ {Weighted Error Value: White=0.06 (flawless) /Black=0.52} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.12"]
[White "Rohith Krishna S"]
[Black "Vignesh N R"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2304"]
[BlackElo "2444"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,46,21,24,0,0,0,10,-1,27,24,27,0,0,0,0,0,0,-8,-4,-27,-17,-74,-81,-96,-29,-14,26,32,34,18,37,0,50,0,20,0,33,0,30]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 a6 5. cxd5 exd5 6. Qc2 {D37: Queen's Gambit Declined: 5 Bf4.} Bd6 7. Bg5 {[%cal Oc3d5] Threatening Nxd5!} Be6 8. e3 Nbd7 9. Bd3 c6 $1 {9...c6 scores better than 9...h6.} 10. O-O-O h6 {[#]} 11. Bf4 $146 ({Predecessor:} 11. Bh4 Qa5 12. Kb1 O-O-O 13. Nd2 Qc7 14. Na4 g5 15. Bg3 Bxg3 16. hxg3 Qd6 17. Ka1 {0-1 (52) Salcedo,P (2151)-Cardoso Cardoso,J (2457) Medellin 2021}) 11... Qc7 12. Bxd6 Qxd6 13. Kb1 O-O 14. h3 Rfc8 15. Nh4 (15. g4 $11 {remains equal.}) 15... c5 $17 16. Nf5 {[#]} Bxf5 (16... Qf8 $1 $17) 17. Bxf5 $11 c4 18. f3 Ne8 19. e4 Nc7 20. Na4 (20. g4 $5 {[%cal Rg4g5]}) 20... Ne6 (20... Rd8 $1 $11) 21. Nc3 Nc7 22. Na4 Ne6 23. Nc3 Nc7 $1 {Weighted Error Value: White=0.21 (precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.13"]
[White "Aradhya, Garg"]
[Black "Deepan Chakkravarthy J."]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2236"]
[BlackElo "2520"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,57,11,70,47,39,-12,-13,-14,0,0,0,0,0,0,0,5,0,0,43,43,62,43,45,0,0,14,11,10,8,6,6,7,12,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. c4 c5 6. Nc3 d6 7. O-O Nc6 8. dxc5 dxc5 9. Be3 Nd7 ({Better is} 9... Ng4 $11) 10. Rc1 {E65: King's Indian: Fianchetto: 6...c5 7 0-0 without d5 by White.} b6 {[#]} 11. h4 $146 (11. Rc2 $14) ({Predecessor:} 11. Qd2 Bb7 12. Bh6 Nf6 13. Qxd8 Raxd8 14. Bxg7 Kxg7 15. e3 {½-½ (15) Portnoy,Y (1952)-Alekseev,E (2122) Uljanovsk 2007}) 11... Bb7 $11 12. h5 Nf6 13. h6 Bh8 14. Ne5 Qc8 15. Nd5 {[#] Threatens to win with Nxc6.} Re8 16. Nxc6 Bxc6 17. b4 cxb4 (17... Ng4 $11 {should be considered.}) 18. Qb3 $14 Qb7 19. Rfd1 {White is much more active. Black has bad knights.} a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 20. a3 e6 {The position is equal.} 21. Nxf6+ Bxf6 22. Bxc6 Qxc6 23. axb4 {Threatening b5.} a4 $132 {[%mdl 2048] Black is not keeping still} 24. Qa3 b5 $1 25. Bd4 Bg5 26. Be3 Bf6 ({Don't take} 26... Bxe3 27. Qxe3 e5 28. Rd5 $16) 27. Bd4 Bg5 28. Be3 Bf6 ({Don't do} 28... Bxe3 29. Qxe3 e5 30. Rd5 $16) 29. Bd4 {Weighted Error Value: White=0.09 (flawless) /Black=0.09 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.28"]
[Round "9.14"]
[White "Delgado Ramirez, Neuris"]
[Black "Liyanage, Ranindu Dilshan"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2615"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,103,10,14,0,27,35,31,25,28,34,29,17,22,15,33,0,0,0,0,-6,0,-25,-28,-16,40,33,44,35,33,33,46,54,58,47,88,94,94,97,141,143,140,147,137,125,193,198,198,92,88,37,48,25,51,48,85,79,116,88,99,99,104,0,412,343,343,236,212,206,335,203,367,326,283,283,315,296,312,302,395,393,782,638,625,370,604,581,557,265,12839,12840,12838,12839,12844,12844]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nf6 6. exd5 Nxd5 {is cutting edge theory.} 7. g3 $5 {[%mdl 4] [#] Leaves trodden paths. C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5.} Nb4 $146 ({Predecessor:} 7... e5 8. N4f3 Nc6 9. Bg2 Be6 10. O-O Be7 11. Re1 f6 12. Nb3 O-O 13. Nfd4 Nxd4 14. Nxd4 Bf7 {½-½ (67) Tsaruk,M (2298)-Holt,C (2549) Chess.com INT 2021}) 8. N4f3 Be7 9. a3 {White is slightly better.} N4c6 10. Bg2 e5 11. O-O O-O 12. Qe2 Bg4 {[%cal Bc8g4,Bg4h5,Bh5g6][%mdl 32]} 13. c3 Nd7 14. h3 Bh5 15. b4 Qc7 16. g4 Bg6 17. Ne4 Nf6 (17... h6 $11) 18. Nxf6+ $14 Bxf6 19. g5 $1 Be7 20. Nh4 Rfe8 {[%cal Oe5e4]} 21. Nxg6 hxg6 22. Be4 Rac8 (22... Nd8 $14 {is more appropriate.}) 23. h4 $16 {h5 is the strong threat.} Nd8 24. h5 gxh5 (24... Ne6 $142) 25. g6 $1 (25. Qxh5 $6 g6 26. Qh3 (26. Bxg6 fxg6 27. Qxg6+ Kf8 $11) 26... Bf8 $14) 25... fxg6 (25... Qxc3 $2 26. Qxh5 $1 Bf6 27. Bd5 $1 $18 {[%mdl 512]} (27. gxf7+ Nxf7 28. Be3 b6 $16)) 26. Bxg6 {A strong pair of Bishops.} Nf7 (26... Qxc3 $2 27. Qxh5 $1 Qc4 28. Bxe8 $18) 27. Qxh5 Bf6 (27... Qc4 $16 28. Be3 (28. f4 Bf6 $16) 28... Rc6) 28. Be3 $18 b6 {[#]} 29. Be4 $40 {[%mdl 128] White has strong attack.} (29. Rad1 $1 $18 {is more deadly.}) 29... Qc4 30. Qh1 {White is much more active.} (30. Qf3 $16) 30... Kf8 $14 31. Rfd1 {To avoid Nd6} Ke7 32. Qg2 Nd6 {[#]} 33. Bd5 (33. Bg6 $6 Rh8 $11) 33... Qh4 34. a4 {And now a5 would win.} Rxc3 35. a5 Rxe3 36. axb6 (36. fxe3 $16 {Black must now prevent axb6.} Bg5 37. Ra3 bxa5 38. e4 (38. bxa5 e4 $11)) 36... Bg5 $2 {[%mdl 8192] Black is now going downhill.} 37. bxa7 Nf5 {[%cal Oe3g3] Hoping for ...Rg3!} 38. Re1 ({Don't blunder} 38. fxe3 $2 Bxe3+ 39. Kf1 Ng3+ 40. Ke1 Nh5+ 41. Ke2 Nf4+ 42. Kxe3 Nxg2+ 43. Bxg2 Rf8 $19) 38... Rxe1+ 39. Rxe1 {The board is on fire.} Kf6 (39... Be3 $142 40. a8=Q (40. Rxe3 Nxe3 41. Qxg7+ Kd6 $16) 40... Rxa8 41. Bxa8 Bd4) 40. Rb1 Nd4 $2 (40... e4 {was necessary.}) 41. a8=Q $18 Rxa8 42. Bxa8 Qh7 43. Ra1 {aiming for Ra6+.} Qd3 {Inhibits Ra6+.} 44. Be4 ({Resist} 44. Qd5 Qe2 45. Qd7 Kg6) 44... Qc4 45. Kh1 Nb3 $2 (45... Ne6 46. Qg4 g6) 46. Rg1 Bh6 47. Qg6+ Ke7 48. Qf5 Qb5 49. Bd3 (49. Qh5 $142) 49... Qxb4 $2 (49... Qd5+ 50. Be4 Nd4 51. Bxd5 Nxf5) 50. Qxe5+ {White is clearly winning.} Kf8 51. Qf5+ Kg8 52. Qc8+ {Weighted Error Value: White=0.30/Black=0.41} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.1"]
[White "Gupta, Abhijeet"]
[Black "Gukesh D"]
[Result "0-1"]
[ECO "E24"]
[WhiteElo "2628"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,116,-16,-19,0,-30,-28,-25,-32,-30,-32,-41,-25,-89,-57,-87,-60,-64,-55,-59,-48,-48,-52,-57,-48,-52,-55,-57,-50,-50,-52,-54,-50,-50,-45,-54,-51,-49,-49,-50,-27,-57,-58,-67,-29,-61,-56,-69,-69,-69,-68,-69,-72,-87,-47,-42,-66,-70,-62,-19,0,-62,-31,-31,-31,-114,-108,-114,-93,-190,-195,-207,-210,-540,-537,-564,-553,-556,-518,-497,-700,-675,-657,-920,-875,-2590,-2525,-2343,-1787,-12798,-11182,-29967,-29968,-29978,-29980,-29980,-29980,-29984,-29985,-29985,-29986,-29985,-29986]} 1. d4 Nf6 2. c4 e6 {[%cal Be7e6,Be6e5][%mdl 32]} 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d6 6. e3 O-O 7. Bd3 e5 8. Ne2 e4 9. Bb1 Be6 {E28: Nimzo-Indian: Sämisch: 5...0-0 6 e3.} 10. Ng3 Bxc4 {With the idea ...d5.} 11. Nxe4 Nxe4 {Black has an edge.} 12. Bxe4 {[#]} Nc6 $146 ({Predecessor:} 12... d5 13. Bd3 Bxd3 14. Qxd3 Nd7 15. O-O f5 16. c4 Nb6 17. cxd5 Qxd5 18. Bd2 c5 {0-1 (30) Quinn,D (1987)-Weber,S (2197) Helsingor 2018}) 13. Bd3 Na5 14. Rb1 (14. O-O $11 {keeps the balance.}) 14... d5 15. O-O b6 16. f3 f5 17. Rb2 Qd7 18. Re2 Rae8 19. Rfe1 b5 (19... Qf7 {keeps more tension.} 20. h3 Bxd3 21. Qxd3 Nc4 22. Qc2 c6) 20. e4 Bxd3 21. Qxd3 fxe4 22. fxe4 dxe4 23. Rxe4 Qf5 24. h3 Nc4 {To avoid R1e3. aiming for ...Nd6.} ({Of course not} 24... Rxe4 25. Rxe4 Nc4 26. Qe2 $11) 25. Qe2 Rxe4 26. Qxe4 Qxe4 27. Rxe4 $15 {[%mdl 4096] Endgame KRB-KRN} Kf7 {To avoid Re7+} 28. Kf2 c6 29. Rh4 h6 30. Rg4 a5 31. h4 Ke6+ 32. Ke2 Rf7 {Black is more active.} 33. Rg6+ Kd5 34. g3 a4 35. h5 Re7+ 36. Kd1 Na5 {White must now prevent ...Kc4.} (36... Ke4 $5 {[%cal Re4d3]} 37. Ke2 (37. Rxc6 $2 Kd3 $19) 37... Kd5+ 38. Kd1 Ke4 $15) 37. Bf4 Nc4 {To avoid Bd6} (37... Kc4 $11 {is superior.} 38. Be5 Kxc3 39. Rxg7 Re8) 38. Bc1 c5 (38... Ke4 $5 {[%cal Re4d3]} 39. Ke2 (39. Rxc6 $2 Kd3 $19) 39... Kd5+ 40. Kd1 $15) 39. dxc5 Kxc5 40. Ra6 {[#] White is now going downhill.} (40. Rg4 $15) 40... Ne3+ $1 $17 41. Ke2 Ng4+ 42. Kf3 (42. Kd2 $17 {was worth a try.}) 42... Ne5+ $19 43. Ke4 {[#]} Kc4 $1 {Threatens to win with ...Nd3+.} 44. Kf5 $2 (44. Bf4 Nd3+ 45. Kf3) 44... Kxc3 45. Rb6 Nc4 46. Rb8 Kc2 47. Bf4 Nxa3 48. Kg6 Kb3 49. g4 Re4 50. Kf5 {[#]} Rxf4+ $1 51. Kxf4 {KR-KN} b4 {Hoping for ...Nc4.} 52. Rb7 Nc4 {( -> ...a3)} 53. Rxg7 a3 {[%cal Ba4a3,Ba3a2][%mdl 32] Black mates.} 54. Re7 a2 55. Re1 Ka3 56. g5 hxg5+ 57. Kxg5 b3 {[%cal Bb4b3,Bb3b2][%mdl 32]} 58. h6 b2 {Weighted Error Value: White=0.58/Black=0.06 (flawless)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.2"]
[White "Sethuraman, S.P."]
[Black "Harsha Bharathakoti"]
[Result "0-1"]
[ECO "E24"]
[WhiteElo "2619"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "142"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,142,0,-2,-17,-26,-18,-27,-36,-25,-9,-4,-47,-47,-61,-51,-43,-42,-39,-37,-16,0,-30,-35,-30,0,-1,-2,-66,-58,-75,-55,-55,-55,-56,-55,-55,-55,-64,-55,-55,-55,-55,-55,-67,-59,-60,-57,-57,-59,-58,-53,-77,-67,-67,-66,-66,-64,-125,-66,-68,-75,-85,-7,-8,-6,-8,0,-13,0,-10,0,0,0,-81,-81,-81,-81,-82,-79,-93,-69,-75,-69,-70,-62,-73,-80,-210,-237,-539,-539,-604,-596,-604,-539,-524,0,-597,-571,-557,-521,-550,-301,-349,-323,-560,-550,-531,-378,-293,-261,-254,-216,-29973,-29974,-29974,-29975,-29975,-29976,-29976,-29977,-29977,-29978,-29978,-29978,-29979,-29980,-29981,-29982,-29982,-29983,-29983,-29984,-29984,-29985]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nc6 6. f3 {E24: Nimzo-Indian: Sämisch: Unusual Black 5th moves and 5...c5 sidelines.} b6 7. e4 Na5 8. Bd3 {Black has an edge.} Ba6 $1 9. Qe2 c5 10. e5 (10. d5 $11) 10... Ng8 $1 $15 11. Be3 cxd4 12. cxd4 Rc8 {[%cal Ra6c4]} 13. Rc1 {[#]} d5 $146 {[%cal Ra6c4]} ({Predecessor:} 13... Ne7 14. Bf2 d5 15. exd6 Qxd6 16. c5 Bxd3 17. Qxd3 Qd7 18. Ne2 bxc5 19. Qc3 Qb5 20. dxc5 {½-½ (30) Pascua,H (2452)-Docena,J (2270) Manila 2015}) 14. exd6 Qxd6 15. c5 Bxd3 16. Qxd3 ({Don't play} 16. cxd6 Rxc1+ 17. Bxc1 Bxe2 18. Kxe2 Kd7 $17) 16... Qd7 (16... Rxc5 $5 17. Rxc5 bxc5 $11) 17. Qa6 Ne7 18. cxb6 (18. Ne2 $11) 18... axb6 19. Qxb6 Nc4 {Pair of Knights!} 20. Qb3 Nxe3 21. Rxc8+ Qxc8 22. Qxe3 Nd5 23. Qd2 Qa6 24. Ne2 Qxa3 25. O-O O-O 26. Rc1 Rd8 27. Rc2 h6 28. Qc1 Qa6 29. Qd2 Ne7 30. Qc3 Nf5 31. Qc7 Qa8 32. Ra2 Qxa2 33. Qxd8+ Kh7 34. Kf2 Qd2 35. Qb6 Qe3+ (35... Ne3 $1 $17 {[%cal Re3d1] And now ...Nd1+ would win.} 36. Qb1+ Nc2) 36. Kf1 $11 Qd3 37. Kf2 Qe3+ 38. Kf1 Qd3 {Threatens to win with ...Ne3+.} 39. Kf2 Ne3 {[%cal Oe3g2] aiming for ...Nxg2!} 40. Qc7 Nc2 41. Qc3 (41. Nf4 $1 $11 Qd2+ 42. Kg3) 41... Qxc3 $17 {Black is more active.} 42. Nxc3 Nxd4 {[%mdl 4096] Endgame KN-KN} 43. f4 Kg6 44. g4 Kf6 45. Ke3 Nc6 46. Ne4+ Ke7 47. h4 g6 {[%cal Bg7g6,Bg6f5][%mdl 32] White is now going downhill.} 48. Ng3 {[#]} (48. Nc5 $17) 48... f5 $1 $19 49. gxf5 (49. Kf3) 49... gxf5 50. Kd3 Nb4+ 51. Kd4 Kf6 52. Nh5+ Ke7 53. Ng3 Kd6 {Hoping for ...Nd5.} 54. Ke3 Nd5+ 55. Kf3 Nf6 56. Ke3 Kc5 57. Kd3 $2 (57. Kf3) 57... Nd5 58. Nh5 Kd6 {White must now prevent ...Ne7.} 59. Ke2 Nc3+ 60. Kd3 Ne4 61. Kd4 $2 (61. Ke3 $19 Kd7 62. Ng7) 61... Ke7 {Black mates.} 62. Ke3 Kf7 63. Kf3 Kg6 64. Ng3 {[#]} Nxg3 $1 65. Kxg3 {K3P-KPP} Kf6 66. Kf3 e5 67. Ke3 Ke6 68. fxe5 Kxe5 69. Kf3 f4 70. Kf2 Kf5 71. Kf3 h5 {Weighted Error Value: White=0.22 (precise) /Black=0.17 (very precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.3"]
[White "Erigaisi Arjun"]
[Black "Karthik Venkataraman"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2633"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,115,20,16,0,0,0,16,9,16,22,12,12,31,41,47,22,47,19,10,-29,0,0,0,-16,0,-62,-9,-27,84,17,25,8,0,0,20,20,26,20,17,14,22,0,19,48,44,0,0,0,0,0,0,0,0,0,0,0,0,-30,0,0,0,0,0,0,0,0,165,168,233,245,340,338,822,443,437,421,574,561,526,500,418,120,107,81,83,54,94,102,110,111,94,110,490,492,636,636,622,621,598,568,576,574,553,551,786,534,29996,29997]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} e5 7. Nb3 Be6 8. f4 {The position is equal.} exf4 9. Bxf4 Nc6 10. Qd2 Be7 11. O-O-O Ne5 12. h5 $5 {[%mdl 4] [#] Exploring less charted territory.} O-O $146 ({Predecessor:} 12... Rc8 13. Qe1 Qc7 14. Nd4 b5 15. a3 O-O 16. Nf5 Bxf5 17. exf5 Rfe8 18. g4 Nexg4 {0-1 (45) Gantner,M (2324)-Germanavicius,S (2326) Antalya 2017}) 13. Nd4 Rc8 14. Nf5 Bxf5 15. exf5 h6 16. Be2 {[%cal Og2g4]} Re8 17. Rh3 (17. g4 $11) 17... b5 (17... Nc4 $1 $15 18. Bxc4 Rxc4 19. Bxd6 Bxd6 20. Qxd6 Qxd6 21. Rxd6 Rg4) 18. a3 $11 {[%cal Og2g4]} Kh8 (18... Nc4 $11 19. Bxc4 Rxc4) 19. Kb1 (19. g4 $1 $16) 19... Bf8 20. Re3 Qc7 21. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} Nc4 22. Bxc4 Qxc4 23. Rxe8 Rxe8 24. g5 (24. Bxd6 Rd8 25. Qh2 Qxg4 $17) 24... Nxh5 25. Bh2 Qg4 26. gxh6 (26. Bxd6 Rd8 27. Qh2 hxg5 $15) 26... gxh6 27. Bxd6 (27. Qd5 $1 $14 Ng7 28. Qc6 (28. Qxf7 Qxf5 29. Qa7 Qc8 $14) 28... Qxf5 29. Qxa6) 27... Bg7 28. Rf1 {[%cal Of5f6]} Qh3 29. Qd1 {Rh1 is the strong threat.} Nf6 30. Bf4 Kh7 31. Bc1 Re5 32. Qd3 Qg2 33. Ka2 h5 34. Rf3 $1 Qg4 35. Rf4 {To avoid Qc4+} Qg1 36. Rf1 Qg2 37. Rf3 $1 h4 $2 (37... Re1 $11 {and Black is okay.} 38. Bf4 Qg4) 38. Rf4 $1 $18 {[%cal Bf3f4,Bf4h4,Bh4h5][%mdl 32]} Qg3 (38... h3 $142 39. Rh4+ Kg8) 39. Qd4 $1 {[%csl LRe5,LRh4]} Nh5 40. Ne4 (40. Rxh4 Rxf5 41. Qe4 Kg8 $18) 40... Qe1 (40... Rxe4 41. Qxe4 Nxf4 42. Bxf4 Qg4) 41. Ng5+ Kg8 {[#]} 42. Rxh4 Re8 (42... Qe2 43. Qd7) 43. Qd5 Rf8 44. Rxh5 {[%cal Of5f6]} Qxc1 {[%csl Gg7][%cal Rc1b2]} 45. Qb3 $40 {[%mdl 128] Black is in trouble. Dancing on a razor blade.} (45. c3 $18 {[%cal Of5f6] is the precise move to win. aiming for f6!} Bxc3 46. Rh2 $1 (46. bxc3 Qc2+ 47. Ka1 Qc1+ 48. Ka2 Qc2+ 49. Ka1 Qc1+ 50. Ka2 $11)) 45... Qf4 $16 46. Nh3 Qe5 47. Nf2 {Hoping for Rg5.} Qe2 48. Rh2 {Strongly threatening Rg2.} Rc8 49. Rg2 $1 Rc6 {[#]} 50. Qd3 $1 Qe5 {[%mdl 8192] [#] This move loses the game for Black.} (50... Qxd3 $16 51. Nxd3 Kf8) 51. c3 $1 $18 {And now Qd8+ would win.} ({Weaker is} 51. Qd8+ Kh7 52. Nd3 Qxf5 $14) 51... Rd6 {Prevents Qd8+.} 52. Qe4 {Qxe5 would kill now.} Kf8 53. Qa8+ Ke7 54. Ne4 Rd8 55. Qc6 Bh8 56. f6+ Kf8 57. Ng5 {[%cal Rg5h7]} Qf5 {[#] Inhibits Nh7+.} 58. Nh7+ $1 {[%mdl 512] Weighted Error Value: White=0.27 (precise) /Black=0.53} 1-0

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.4"]
[White "Gusain, Himal"]
[Black "Lalith Babu M R"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2408"]
[BlackElo "2563"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,69,12,10,19,12,10,13,0,12,0,12,0,8,6,5,17,11,-22,-13,-17,-30,-105,-102,-103,-87,-94,-64,-47,0,0,0,0,0,0,0,0,0,0,0,-74,-82,-75,-6,-18,-26,-16,-6,-21,0,-10,-8,-10,0,-31]} 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 {[%cal Bc8g4,Bg4h5,Bh5g6,Bg6f5][%mdl 32]} 11. h3 Bh5 12. Qc2 Bg6 {[#] Strongly threatening ...Nxc3.} 13. Qb3 Ne7 14. Nh4 c6 {[#]} 15. Be2 $146 ({Predecessor:} 15. Nxg6 hxg6 16. Bd3 Nf5 17. Bxe4 Nxe3 18. fxe3 Qh4+ 19. Ke2 dxe4 20. Raf1 c5 21. Rf4 {1-0 (31) Zeng,C (2539)-Zhao,J (2627) China 2019}) 15... Nf5 16. Nxf5 Bxf5 17. O-O-O c5 18. dxc5 Bxc5 19. Bxc5 ({Avoid the trap} 19. Qxb7 $2 Rb8 20. Qa6 Bxe3+ 21. fxe3 Nxc3 22. bxc3 Qg5 $19) (19. Qxd5 $2 Nxc3 20. Qxf7+ Rxf7 $19) (19. Rxd5 $2 Bxe3+ 20. fxe3 Qg5 21. Nxe4 Bxe4 $19) (19. Nxd5 $2 Rc8 20. Bc4 Nxf2 21. Bxf2 Bxf2 $19) (19. Nxe4 $1 $11 Bxe3+ 20. Qxe3 (20. fxe3 Bxe4 21. Bd3 Bxg2 $17) 20... Bxe4 21. Bd3 Qc7+ 22. Kb1) 19... Nxc5 $17 20. Qxd5 {[#]} Qa5 ({Much worse is} 20... Qg5+ $6 21. Qd2 Qxg2 22. Qf4 $15) 21. Qc4 Rac8 {Hoping for ...Ne4.} 22. Qb5 Qxa2 23. Bc4 $11 Nd3+ 24. Bxd3 a6 $1 25. Qb4 ({Of course not} 25. Qxb7 Bxd3 26. Rxd3 Qa1+ 27. Kc2 Qxh1 $19) 25... Bxd3 26. Kd2 {Really sharp!} Qc4 27. Qxc4 Bxc4 28. f4 (28. Ke3 $11) 28... f6 29. exf6 Rxf6 (29... Bb3 $17 30. Rde1 Rxf6) 30. Ke3 Rb6 31. Rd2 Rb3 {The position is equal.} 32. Ra1 b5 {Threatens to win with ...b4.} (32... Bb5 $5) 33. Kf2 Rf8 34. Kg1 b4 35. Nd5 {Weighted Error Value: White=0.15 (very precise) /Black=0.10 (very precise)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.5"]
[White "Tahbaz, Arash"]
[Black "Nigmatov, Ortik"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2469"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,86,19,26,15,25,23,8,17,13,16,12,10,24,30,20,14,14,0,65,25,25,32,41,46,43,33,52,10,16,-33,-69,-78,-63,-70,-58,-78,-58,-132,-149,-146,-104,-120,0,0,0,-272,-265,-245,-73,-422,-403,-364,-293,-459,-427,-828,-803,-799,-779,-29960,-29961,-29966,-29958,-29972,-29973,-10960,-5097]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4][%mdl 32]} 7. cxd5 Nxd5 8. e4 Nb6 9. d5 Na5 10. Qe1 Nac4 11. Nc3 e6 {[%cal Re6d5]} 12. b3 {D74: Fianchetto Grünfeld: Main Line (5 Nf3 0-0 6 cxd5 Nxd5 7 0-0).} Qf6 13. bxc4 Qxc3 14. Qxc3 {The position is equal.} Bxc3 15. Rb1 Nxc4 16. Bh6 Bg7 17. Bxg7 Kxg7 18. dxe6 a6 {[#]} 19. exf7 $146 ({Predecessor:} 19. Rfc1 b5 20. exf7 Bg4 21. Nd4 Rad8 22. Nb3 Rxf7 23. Rc3 g5 24. h3 Bc8 25. Re1 {0-1 (54) Franciskovic,B (2267)-Petrova,K (2271) Baku 2016}) 19... Rxf7 (19... Bg4 $1 $11) 20. Rbc1 (20. Rfc1 $5 {[%cal Rc1c4]} b5 21. a4 $16) 20... b5 21. Ng5 Re7 22. e5 Rb8 23. f4 Bf5 24. Rfd1 (24. Bc6 $14 {might be stronger.}) 24... c5 $11 25. Ne4 (25. Rc3 $11 {should be considered.}) 25... Ne3 $15 26. Re1 Nxg2 {Black is more active.} 27. Kxg2 c4 28. Nd6 Rc7 29. h3 ({White should play} 29. Kf3 $15) 29... Be6 $1 $17 30. g4 c3 {Threatens to win with ...b4.} 31. f5 gxf5 ({Of course not} 31... Bxa2 $6 32. f6+ Kg8 33. e6 $11) ({Black should try} 31... Bd5+ $17 32. Kg3 Bxa2) 32. gxf5 $11 Bxa2 {aiming for ...b4.} 33. Re3 $2 {[%mdl 8192] [#]} (33. f6+ $11 Kh6 34. Kh2) 33... b4 $1 $19 34. f6+ Kg6 $2 (34... Kh6 $19 {and Black stays clearly on top.} 35. Nf5+ Kg6) 35. Rg3+ $2 {[%mdl 8192] Loses the game.} (35. Rf1 $17 {is tougher.} h6 36. e6) 35... Kh5 {White must now prevent ...Be6.} 36. Nf5 Be6 37. Rf1 {[#]} (37. Ng7+ {might work better.} Rxg7 38. Rxg7 (38. fxg7 $2 {too greedy.} Rc8 $19)) 37... Rg8 $1 38. Rxg8 (38. Rf4 $142 Rxg3+ 39. Nxg3+ Kg6 40. Rxb4) 38... Bxg8 {KRB-KRN} 39. Nd4 c2 40. e6 c1=Q 41. Rxc1 Rxc1 42. f7 {[#]} Bxf7 $1 43. exf7 Rc8 {Weighted Error Value: White=0.93/Black=0.16 (very precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.6"]
[White "Iniyan, P."]
[Black "Neelash Saha"]
[Result "*"]
[ECO "C18"]
[WhiteElo "2516"]
[BlackElo "2445"]
[Annotator "ChessBase"]
[PlyCount "27"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:08:49]} e6 {[%emt 0:00:02]} 2. d4 {[%emt 0:00:06]} d5 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:05]} Bb4 {[%emt 0:00:02]} 4. e5 {[%emt 0:00:06]} c5 {[%emt 0:00:05]} 5. a3 {[%emt 0:00:05]} Bxc3+ {[%emt 0:00:02]} 6. bxc3 {[%emt 0:00:08]} Qa5 {[%emt 0:00:02]} 7. Bd2 {[%emt 0:00:08]} Qa4 {[%emt 0:00:03]} 8. h4 {[%emt 0:00:08]} Nc6 {[%emt 0:00:30]} 9. h5 {[%emt 0:00:33]} h6 {[%emt 0:00:06]} 10. Nf3 {[%emt 0:00:22]} Nge7 {[%emt 0:01:24]} 11. Rh4 {[%emt 0:00:48]} c4 {[%emt 0:00:10]} 12. g3 {[%emt 0:00:40]} Bd7 {[%emt 0:00:11]} 13. Rf4 {[%emt 0:05:02]} Rf8 {[%emt 0:04:35]} 14. Nh4 {[%emt 0:00:24]} *

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.7"]
[White "Shahil Dey"]
[Black "Delgado Ramirez, Neuris"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2400"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,60,34,40,49,27,20,29,26,23,30,22,31,8,10,-18,23,37,51,41,18,31,61,0,0,0,187,0,0,-50,-28,-92,-26,-110,-45,-46,-42,-104,-98,-481,-466,-633,-628,-653,-641]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 {The main line 8...Bd7 scores better than 8...h6.} 9. f3 Nxd4 10. Qxd4 Be7 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.} 11. Kb1 Qc7 12. h4 Rc8 {White has an edge.} 13. g4 h5 14. gxh5 Nxh5 {[#]} 15. Bh3 $146 ({Predecessor:} 15. Qd2 b5 16. Bd3 b4 17. Ne2 a5 18. f4 Rb8 19. Rhf1 a4 20. e5 d5 21. f5 Bxg5 22. hxg5 exf5 23. Bxf5 Bxf5 24. Rxf5 {½-½ (44) Oparin,G (2622)-Gabrielian,A (2493) Batumi 2018}) 15... b5 16. Rhe1 Nf6 (16... a5 {might be stronger.}) 17. Qd2 $11 b4 18. Ne2 a5 19. Nd4 a4 20. f4 (20. Qxb4 $14 Rb8 21. Qd2 (21. Qa3 Qb7 $11)) 20... a3 $1 21. e5 $1 axb2 $2 {[#]} 22. exf6 $2 (22. Nxe6 $1 $18 {[%mdl 512]} fxe6 23. exd6) 22... gxf6 23. f5 e5 $1 $36 {[%mdl 2048] White is under pressure.} (23... fxg5 $2 24. fxe6 fxe6 25. Bxe6 Bxe6 26. Rxe6 $18) 24. Bh6 (24. Be3 $1 $11 {keeps the balance.}) 24... Qc3 ({Black should try} 24... Ba4 $17 25. Re2 exd4) 25. Bg4 {[#]} (25. Bg2 $1 $11) 25... Qxd2 {Chess con chili.} (25... Qxd4 $2 26. Qxd4 exd4 27. Bg7 $18) ({Better is} 25... Qc4 $1 $17 {Strongly threatening ...Ra8.} 26. Bf3 d5) 26. Bxd2 Rxh4 ({Much worse is} 26... exd4 27. Bxb4 Rxh4 28. Rxd4 Bxf5 29. Bxd6 Rxg4 30. Rxe7+ Kd8 31. Rxg4 Bxg4 32. Rxf7 $11) 27. Rg1 exd4 $17 28. Bxb4 $2 {[%mdl 8192]} (28. Rh1 $17 Rxh1 29. Rxh1) 28... Rc4 $19 {Black is clearly winning.} 29. Be1 {[#]} d3 $1 {[%mdl 512]} 30. cxd3 (30. Rxd3 Rhxg4) 30... Rhxg4 {Weighted Error Value: White=0.61/Black=0.29 (precise)} 0-1

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.8"]
[White "Arjun Kalyan"]
[Black "Srihari L R"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2506"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,10,11,10,8,11,6,0,0,0,0,0,0,-10,10,0,0,-12,0,0,0,-2,14,10,7,14,21,0,0,-33,-32,-64,-64,-64,-52,-64,-71,-71,-71,-71,-64,-64,-64,-64,-64,-64,-64,-64,-64,-64,-64,-64,-64,-64]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 {[%cal Oe5e6] Black should prevent e6! B12: Caro-Kann: Advance Variation.} Qa5+ 7. Nd2 {[%cal Oe5e6] e6! is the strong threat.} e6 $1 8. Ngf3 {The position is equal.} Qa6 9. c4 Nh6 10. O-O Nf5 11. b3 Bb4 12. a4 c5 13. Qb1 {[#]} Nc6 $146 ({Predecessor:} 13... Nxd4 14. Nxd4 cxd4 15. cxd5 exd5 16. Nf3 Qg6 17. Qxg6 fxg6 18. Bb2 Nc6 19. Nxd4 Nxd4 20. Bxd4 {½-½ (45) Praggnanandhaa,R (2612)-Keymer,V (2664) chess24.com INT 2022}) 14. dxc5 {[#] Strongly threatening cxd5.} Rd8 15. Ba3 Bxa3 16. Rxa3 {[%cal Ba1a3,Ba3b3,Bb3b7][%mdl 32] Hoping for b4.} Qa5 {[%cal Of5h4]} 17. b4 Qxb4 18. Rb3 Qxa4 ({Resist} 18... Qxc5 19. Rb5 Qa3 20. cxd5 $18 (20. Rxb7 O-O $11)) 19. Rxb7 dxc4 {[%cal Bd5c4,Bc4c3][%mdl 32] White must now prevent ...c3.} 20. Ne4 {aiming for Nd6+.} O-O 21. Nd6 c3 $1 {And now ...c2 would win.} 22. Nxf5 exf5 23. Qb3 ({Don't blunder} 23. Qxf5 $2 Rd1 24. Rb1 {[#]} (24. Ng5 $2 Rxf1+ 25. Kh2 g6 $19) 24... g6 $1 $19 {[%mdl 512]}) 23... Qxb3 24. Rxb3 Rfe8 25. Rxc3 {Black is slightly better.} Nxe5 26. Nxe5 Rxe5 $15 {KRR-KRR} 27. c6 Re7 28. c7 Rc8 29. Rfc1 a5 30. g3 g6 31. Kg2 {Weighted Error Value: White=0.06 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.9"]
[White "Harshavardhan G B"]
[Black "Mirzoev, Azer"]
[Result "*"]
[ECO "C72"]
[WhiteElo "2402"]
[BlackElo "2468"]
[Annotator "ChessBase"]
[PlyCount "29"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:17]} e5 {[%emt 0:03:26]} 2. Nf3 {[%emt 0:00:32]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:25]} a6 {[%emt 0:00:07]} 4. Ba4 {[%emt 0:00:06]} d6 {[%emt 0:00:13]} 5. O-O {[%emt 0:00:08]} Bd7 {[%emt 0:00:05]} 6. d4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:40]} 7. Bxc6 {[%emt 0:01:44]} Bxc6 {[%emt 0:00:08]} 8. Re1 {[%emt 0:00:05]} Be7 {[%emt 0:00:32]} 9. Nc3 {[%emt 0:00:05]} exd4 {[%emt 0:01:30]} 10. Nxd4 {[%emt 0:00:06]} Bd7 {[%emt 0:00:07]} 11. Qf3 {[%emt 0:00:09]} O-O {[%emt 0:00:14]} 12. Nf5 {[%emt 0:03:14]} Bxf5 {[%emt 0:00:19]} 13. exf5 {[%emt 0:03:11]} c6 {[%emt 0:00:26]} 14. Bg5 {[%emt 0:00:25]} h6 {[%emt 0:03:01]} 15. Bh4 {[%emt 0:03:29]} *

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.10"]
[White "Viani Antonio Dcunha"]
[Black "Krishna C R G"]
[Result "*"]
[ECO "C18"]
[WhiteElo "2397"]
[BlackElo "2466"]
[Annotator "ChessBase"]
[PlyCount "13"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:19:02]} e6 {[%emt 0:00:08]} 2. d4 {[%emt 0:00:08]} d5 {[%emt 0:00:02]} 3. Nc3 {[%emt 0:00:11]} Bb4 {[%emt 0:00:02]} 4. e5 {[%emt 0:00:21]} c5 {[%emt 0:00:02]} 5. a3 {[%emt 0:00:09]} Bxc3+ {[%emt 0:00:03]} 6. bxc3 {[%emt 0:00:09]} Qc7 {[%emt 0:00:02]} 7. a4 {[%emt 0:01:16]} *

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.11"]
[White "Utsab Chatterjee"]
[Black "Rios, Cristhian Camilo"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2321"]
[BlackElo "2449"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,69,39,17,12,8,13,8,13,10,10,0,0,0,0,0,0,0,0,0,0,0,8,12,4,12,8,10,2,17,13,20,27,27,25,16,39,33,26,9,58,22,62,16,39,3,3,0,1,7,8,8,8,3,64,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. c4 e6 4. Nc3 Nge7 5. d4 Nxd4 6. Nxd4 cxd4 7. Qxd4 Nc6 8. Qd1 Bc5 {B40: Sicilian: 2...e6, Unusual lines.} 9. Be2 O-O 10. O-O d6 11. a3 e5 {[#]} 12. Kh1 $146 ({Predecessor:} 12. Nd5 Be6 13. b4 Bd4 14. Rb1 a5 15. b5 Bxd5 16. cxd5 Nb8 17. Bg4 Nd7 18. Bxd7 Qxd7 {½-½ (35) Siniauski,A (2275)-Grachev,B (2612) Chess.com INT 2020}) 12... Be6 13. f4 exf4 14. Bxf4 Bd4 15. Qd2 Be5 16. Nb5 {Inhibits Nd4.} Qe7 17. Nxd6 Rad8 18. c5 b6 $1 19. Bxe5 Nxe5 20. b4 {[%cal Bb2b4,Bb4c5,Bc5c6][%mdl 32]} bxc5 21. bxc5 Nd7 $1 22. Nb7 $36 {[%mdl 2048] [#] c6 is the strong threat. Black is under pressure.} Rb8 23. c6 {Threatens to win with Qb4.} Ne5 24. Na5 Rb6 25. Qc3 Qc7 {[%cal Re5c6]} 26. Rac1 f6 (26... Rd8 $11 {might be stronger.}) 27. h3 Rc8 28. Rc2 (28. Qc5 $14 {feels stronger.}) 28... Nxc6 {[%cal Be5c6,Bc6e7,Be7c8,Bc8d6][%mdl 32]} 29. Rfc1 {[%cal Ra5c6]} (29. Bg4 $5 {[%cal Rg4e6]} Qd7 30. Rfc1 $14) 29... Qf4 {[#] White must now prevent ...Nxa5.} 30. Qf3 Qxf3 31. Bxf3 {[%cal Ra5c6]} Ne7 32. Rxc8+ Nxc8 33. Rc7 a6 (33... Nd6 $11) 34. Nc6 {White is more active.} (34. e5 $1 $14) 34... Nd6 $1 $11 35. Nd4 {Weighted Error Value: White=0.10 (very precise) /Black=0.09 (flawless)} 1/2-1/2

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.12"]
[White "Vignesh N R"]
[Black "Bharat Kumar Reddy Poluri"]
[Result "*"]
[ECO "C07"]
[WhiteElo "2444"]
[BlackElo "2263"]
[Annotator "ChessBase"]
[PlyCount "20"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:03]} e6 {[%emt 0:06:05]} 2. d4 {[%emt 0:00:06]} d5 {[%emt 0:00:13]} 3. Nd2 {[%emt 0:00:06]} c5 {[%emt 0:00:20]} 4. Ngf3 {[%emt 0:00:46]} cxd4 {[%emt 0:00:58]} 5. Nxd4 {[%emt 0:01:00]} Nc6 {[%emt 0:00:44]} 6. Bb5 {[%emt 0:00:17]} Bd7 {[%emt 0:00:05]} 7. Nxc6 {[%emt 0:00:05]} bxc6 {[%emt 0:00:56]} 8. Bd3 {[%emt 0:00:03]} Qc7 {[%emt 0:00:08]} 9. Qe2 {[%emt 0:00:33]} Ne7 {[%emt 0:00:19]} 10. O-O {[%emt 0:07:23]} Ng6 {[%emt 0:00:33]} *

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.13"]
[White "Divya Deshmukh"]
[Black "Laxman, R.R."]
[Result "*"]
[ECO "A46"]
[WhiteElo "2301"]
[BlackElo "2429"]
[Annotator "ChessBase"]
[PlyCount "22"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:02:08]} Nf6 {[%emt 0:07:30]} 2. Nf3 e6 {[%emt 0:00:11]} 3. Bf4 {[%emt 0:00:12]} b6 {[%emt 0:00:16]} 4. e3 {[%emt 0:00:07]} Bb7 {[%emt 0:00:06]} 5. h3 {[%emt 0:00:06]} g6 {[%emt 0:00:44]} 6. Bd3 {[%emt 0:00:56]} Bg7 {[%emt 0:00:08]} 7. O-O {[%emt 0:00:26]} O-O {[%emt 0:00:06]} 8. c4 {[%emt 0:00:11]} d5 {[%emt 0:02:26]} 9. Nc3 {[%emt 0:00:24]} dxc4 {[%emt 0:00:48]} 10. Bxc4 {[%emt 0:00:07]} a6 {[%emt 0:00:07]} 11. a4 {[%emt 0:03:24]} Nbd7 {[%emt 0:05:02]} *

[Event "19th Delhi GM Open 2022"]
[Site "Delhi"]
[Date "2022.03.29"]
[Round "10.14"]
[White "Nitin, S.."]
[Black "Rohith Krishna S"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2427"]
[BlackElo "2304"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2022.03.22"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,124,-31,-50,-52,8,12,2,12,8,6,8,8,6,9,27,29,34,27,36,29,27,40,54,0,0,0,0,0,49,23,13,14,34,0,24,0,0,0,0,0,95,-13,-14,-20,0,0,0,-20,-14,-20,-26,-14,-12,-68,-17,-163,-163,-162,-156,-307,-302,-305,-294,-290,-256,-348,-326,-333,-307,-364,-258,-402,-389,-354,-320,-306,-288,-377,-390,-389,-383,-452,-452,-562,-392,-680,-680,-677,-529,-622,-535,-627,-527,-480,-457,-471,-437,-767,-692,-555,-508,-1189,-1153,-5397,-5389,-6083,-5989,-1124,-572]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Qe7 10. Na3 {C50: Hungarian Defence and Giuoco Pianissimo.} Be6 (10... Rg8 $15) 11. c3 $11 Bxc4 12. Bxf6 {The position is equal.} gxf6 13. Nxc4 Ne6 14. b4 {To avoid Qc5+} Rg8 15. Ne3 Nf4 16. Kh1 Qe6 17. Qa4+ (17. g3 $2 Rxg3 $3 {[%mdl 512]} 18. Nf5 (18. Qa4+ $2 Kf8 $19) 18... Rg5 $19) 17... Qd7 18. Qxd7+ Kxd7 19. g3 Nh5 20. Rad1+ ({White should try} 20. Rf5 $14 Rg5 21. Rd1+ Ke8 22. Nd5 Rxf5 23. Nxc7+ Ke7 24. exf5) 20... Ke6 $1 21. Nd5 Rac8 22. Rf5 Rg5 {[#]} (22... c6 $1 $11 23. Rxh5 (23. Ne3 Ng7 $15) 23... cxd5 24. exd5+ Ke7) 23. c4 $146 {[%mdl 1024] White has compensation.} (23. Kg2 $5 {[%cal Rh2h4]}) ({Predecessor:} 23. g4 c6 24. Rxg5 fxg5 25. Ne3 Ng7 26. Nc4 f6 27. a4 Ne8 28. a5 Ke7 29. Ne3 Nd6 30. c4 {½-½ (42) Stedile Neto,E (1800)-Rothebarth,A (2058) Curitiba 2016}) 23... c6 (23... Rxf5 $2 24. exf5+ Kxf5 25. Ne7+ Ke6 26. Nxc8 $18) 24. Ne3 {Hoping for Rxg5.} Rc7 (24... Rxf5 {is a self mate.} 25. Nxf5) 25. Rf2 {aiming for Nf5.} Rd7 26. Rfd2 Rxd2 27. Rxd2 {[%mdl 4096] Endgame KRN-KRN} Ng7 $1 28. g4 {Inhibits f5. Black must now prevent Rd8.} h5 (28... Ke7 $1 $11) 29. h3 (29. h4 $16 Rxg4 30. Nxg4 hxg4 31. Rd8) 29... Ke7 30. b5 Rg6 31. bxc6 bxc6 32. Kh2 hxg4 33. hxg4 Rh6+ 34. Kg3 Rh8 35. Rb2 (35. Rd3 $11) 35... Rd8 (35... Kd6 $15 36. Rb7 Rh7 37. Nf5+ (37. Rxa7 Kc5 $17) 37... Nxf5+ 38. exf5 a5) 36. Rb7+ {Now White is beyond hope.} (36. Nf5+ $1 $11 Nxf5+ 37. gxf5) 36... Rd7 $19 37. Rb8 {[#]} Kd6 38. a4 $2 (38. Nf5+ $17 {was necessary.} Nxf5+ 39. exf5) 38... Ne6 39. a5 Ng5 40. Nf5+ Kc7 41. Ra8 Kb7 42. Re8 Nxe4+ 43. Kg2 Rc7 44. Rd8 (44. Kf3 $142 Nd2+ 45. Ke2) 44... Ka6 45. Kf3 Ng5+ 46. Ke3 Kxa5 47. Rb8 Rd7 48. Rb2 Ne6 49. Ng3 Nc5 50. Nh5 Rd6 51. Rf2 $2 (51. Rb8) 51... Kb4 {Black is clearly winning.} 52. Nxf6 Rd3+ 53. Ke2 Kxc4 54. Nh7 Rg3 55. Rxf7 Rxg4 {...a5 is the strong threat.} 56. Rxa7 Kd4 57. Rc7 (57. Nf6 $142 Rg2+ 58. Kf1) 57... Rg2+ 58. Kf3 Rg6 {And now ...e4+ would win.} 59. Rc8 (59. Re7 $142) 59... Ne6 60. Kf2 Rh6 61. Re8 Rxh7 62. Rxe6 c5 {Weighted Error Value: White=0.40/Black=0.20 (precise)} 0-1

