[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.1"]
[White "Savchenko, Boris"]
[Black "Mrithyunjay Mahadevan"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2524"]
[BlackElo "1661"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,65,23,33,33,27,22,19,23,41,38,58,42,63,20,32,4,41,45,51,47,55,48,54,53,62,61,70,59,58,47,60,13,35,0,37,35,168,192,252,182,389,389,572,575,562,551,616,453,876,814,2135,2142,2321,2256,2117,2017,1547,1128]} 1. e4 {[%emt 0:01:21]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:08]} d6 {[%emt 0:00:08]} 3. Bb5+ {[%emt 0:00:34]} Nd7 {[%emt 0:00:14]} 4. O-O {[%emt 0:00:56]} a6 {[%emt 0:00:08]} 5. Bd3 {[%emt 0:00:25][%cal Bb5d3,Bd3c2,Bc2b3,Bb3c4][%mdl 32]} g6 {[%emt 0:10:00]} 6. c3 {[%emt 0:00:16] B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} Bg7 {[%emt 0:00:09]} 7. a4 {[%emt 0:01:12]} e5 {[%emt 0:09:48]} 8. Bc2 {[%emt 0:02:01] [#] The position is equal.} Qc7 $146 {[%emt 0:00:49]} ({Predecessor:} 8... Ne7 9. d4 O-O 10. d5 b6 11. Na3 h6 12. Nc4 Qc7 13. Qe2 f5 14. Nfd2 Rb8 {0-1 (42) Manukian,A (2196)-Hanley,C (2447) Chess.com INT 2021}) 9. d4 {[%emt 0:00:18]} Ne7 {[%emt 0:02:30]} 10. dxe5 {[%emt 0:03:02]} Nxe5 {[%emt 0:00:56]} 11. Nbd2 {[%emt 0:09:50]} O-O {[%emt 0:03:45]} 12. Bb3 {[%emt 0:03:48]} Rb8 {[%emt 0:03:33]} 13. Nxe5 {[%emt 0:02:57]} dxe5 {[%emt 0:00:51]} 14. a5 {[%emt 0:04:27]} Nc6 {[%emt 0:01:45]} 15. Nc4 $1 {[%emt 0:00:19]} Be6 {[%emt 0:00:22]} 16. Be3 {[%emt 0:01:36]} Bxc4 {[%emt 0:18:59]} 17. Bxc4 {[%emt 0:00:11]} Nxa5 {[%emt 0:00:07]} 18. Bd5 {[%emt 0:00:24] White is more active.} Rfd8 {[%emt 0:00:15]} 19. Qa4 {[%emt 0:11:43][%mdl 1024] Inhibits Nc4. White has compensation.} Nc6 {[%emt 0:00:25]} 20. Qc4 {[%emt 0:01:37]} (20. Bxc5 $14 Ne7 21. Bxe7 Qxe7 22. g3) 20... Bf8 $11 {[%emt 0:03:56]} 21. Kh1 {[%emt 0:12:43]} ({Wrong is} 21. Bxc5 $2 b5 22. Bxf7+ Qxf7 $17) 21... Rbc8 {[%emt 0:10:45]} 22. f4 {[%emt 0:03:49][%cal Bf2f4,Bf4f5][%mdl 32] Hoping for f5.} Rd7 {[%emt 0:04:31] [#] A mistake that costs the game.} (22... Bh6 $1 $14) 23. f5 $1 $18 {[%emt 0:00:53]} Kg7 {[%emt 0:03:38]} (23... Na5 {is a better defense.} 24. Rxa5 Qxa5) 24. Rf3 {[%emt 0:02:26] aiming for Raf1.} Nd8 $2 {[%emt 0:05:28]} (24... Nd4 {was necessary.}) 25. Raf1 {[%emt 0:03:30]} b5 {[%emt 0:03:51]} (25... Kg8 $142 26. fxg6 hxg6) 26. Qe2 {[%emt 0:00:21] White is clearly winning.} Rxd5 {[%emt 0:04:44]} 27. exd5 {[%emt 0:00:35]} Qd6 {[%emt 0:00:30]} 28. Bg5 {[%emt 0:01:25] [#] Strongly threatening fxg6.} Rc7 {[%emt 0:01:06]} (28... Kg8 $142 29. fxg6 hxg6 30. Bxd8 Rxd8 31. Rxf7 Qxd5) 29. Qe4 {[%emt 0:04:43]} Rd7 {[%emt 0:04:22]} 30. fxg6 {[%emt 0:00:49]} hxg6 {[%emt 0:00:12]} 31. Bf6+ {[%emt 0:00:08]} Kg8 {[%emt 0:00:12]} 32. Qh4 {[%emt 0:00:10][%csl Gf6][%cal Rh4h8]} Bg7 {[%emt 0:05:23] Inhibits Qh8+.} 33. Rh3 {[%emt 0:00:25] Weighted Error Value: White=0.17 (very precise) /Black=0.44} 1-0

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.2"]
[White "Anupam M Sreekumar"]
[Black "Fedorov, Alexei"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1673"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,88,17,24,16,0,-35,0,-12,0,-25,-27,-36,-22,-19,-15,-28,-4,-17,-30,-28,-19,-33,-9,-37,-25,-39,-24,-47,-42,-45,-55,-52,-49,-59,-53,-62,-68,-59,-60,-50,-33,-36,22,-43,-53,-62,-35,-82,-60,-60,-65,-51,-65,-98,-102,-97,-99,-126,-118,-137,-108,-107,-94,-249,-249,-289,-285,-708,-723,-856,-587,-551,-502,-469,-425,-632,-590,-1739,-1137,-29997,-345]} 1. e4 {[%emt 0:00:07]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:06]} 3. Bb5 {[%emt 0:00:20]} e6 {[%emt 0:00:04]} 4. O-O {[%emt 0:00:28]} Nge7 {[%emt 0:00:05]} 5. Re1 {[%emt 0:01:07]} Ng6 {[%emt 0:05:38]} 6. d4 {[%emt 0:10:06] B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} cxd4 {[%emt 0:00:22]} 7. Bxc6 {[%emt 0:02:38]} bxc6 {[%emt 0:04:19]} 8. Qxd4 {[%emt 0:01:15] The position is equal.} Qb6 {[%emt 0:07:35] [#]} 9. Qxb6 $146 {[%emt 0:10:39]} ({Predecessor:} 9. Be3 Qxd4 10. Bxd4 f6 11. e5 c5 12. Bc3 Bb7 13. Nbd2 Kf7 14. Rad1 Bd5 15. b3 {0-1 (69) Derraugh,G (2169)-Weetik,V (2423) Chess.com INT 2020}) 9... axb6 {[%emt 0:00:03]} 10. Be3 {[%emt 0:03:20]} Ra6 {[%emt 0:02:18]} 11. c4 {[%emt 0:05:18]} Be7 {[%emt 0:02:26]} 12. Nc3 {[%emt 0:02:11]} O-O {[%emt 0:00:12]} 13. a3 {[%emt 0:01:48]} Bb7 {[%emt 0:03:00]} 14. Rad1 {[%emt 0:02:14]} d6 {[%emt 0:02:18]} 15. h3 {[%emt 0:09:33]} c5 {[%emt 0:00:56]} 16. Bc1 {[%emt 0:07:20]} Bc6 {[%emt 0:06:23]} 17. Rd3 {[%emt 0:06:34]} Rd8 {[%emt 0:02:17]} 18. Kh2 {[%emt 0:02:42]} Ra7 {[%emt 0:00:49]} 19. Red1 {[%emt 0:02:27]} Rad7 {[%emt 0:00:35]} 20. b3 {[%emt 0:01:32]} h6 {[%emt 0:04:22]} 21. Re1 {[%emt 0:04:56]} Bf6 {[%emt 0:00:47]} 22. Bb2 {[%emt 0:24:46]} Nf4 {[%emt 0:12:48]} 23. Rd2 {[%emt 0:00:00]} Bxc3 {[%emt 0:05:00]} 24. Bxc3 {[%emt 0:00:00]} e5 {[%emt 0:00:39]} 25. b4 {[%emt 0:00:00]} f6 {[%emt 0:08:00]} ({Black should try} 25... Ba4 $15) 26. Nh4 {[%emt 0:00:00]} (26. b5 $11 Bb7 27. a4) 26... Ra8 $15 {[%emt 0:06:59]} 27. Bb2 {[%emt 0:00:00]} Ra4 {[%emt 0:11:01] Black is more active.} 28. b5 {[%emt 0:00:00]} (28. Nf5 $15 {might be stronger.}) 28... Ba8 {[%emt 0:01:54]} 29. Nf5 {[%emt 0:00:00]} Rxc4 {[%emt 0:00:23]} 30. Nxd6 {[%emt 0:00:00]} ({Avoid the trap} 30. Rxd6 $2 Rxd6 31. Nxd6 Rc2 $19) 30... Ra4 {[%emt 0:00:43][%cal Bc4a4,Ba4a5,Ba5a3][%mdl 32]} 31. Red1 {[%emt 0:00:00]} Rd8 {[%emt 0:01:20] Inhibits Nc8.} 32. f3 {[%emt 0:00:00] Hoping for Nf5.} Ne6 {[%emt 0:13:04]} 33. Nf5 {[%emt 0:05:30] [#]} Nd4 $1 {[%emt 0:00:00]} 34. Kg3 {[%emt 0:00:00]} Ra5 {[%emt 0:00:00]} 35. Bxd4 {[%emt 0:00:00]} exd4 {[%emt 0:00:00]} 36. Rb2 $2 {[%emt 0:00:27] This move loses the game for White.} (36. Nxd4 $17 Rxd4 37. Rxd4 cxd4 38. Rxd4) 36... Rxa3 $19 {[%emt 0:00:00]} 37. Kf4 {[%emt 0:00:25]} Kf7 {[%emt 0:02:30]} 38. e5 $2 {[%emt 0:00:47]} (38. h4) 38... fxe5+ {[%emt 0:00:00]} 39. Kxe5 {[%emt 0:01:21]} Rd5+ {[%emt 0:00:00]} 40. Kf4 {[%emt 0:00:00]} Kf6 {[%emt 0:00:00]} 41. Ng3 {[%emt 0:00:00]} Re5 {[%emt 0:00:00]} 42. Rbb1 {[%emt 0:00:29]} (42. Nf1 $142) 42... Bd5 {[%emt 0:00:00] [#] ...g5+ is the strong threat.} 43. Ne4+ {[%emt 0:00:51]} Bxe4 {[%emt 0:00:00]} 44. fxe4 {[%emt 0:00:07]} g5+ {[%emt 0:00:00] Weighted Error Value: White=0.64/Black=0.28 (precise)} 0-1

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.3"]
[White "Tran, Tuan Minh"]
[Black "Kanishka S"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2533"]
[BlackElo "1723"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,110,14,-15,-12,-27,0,-22,8,5,26,15,16,10,25,14,37,0,9,8,17,30,47,32,49,41,49,32,85,63,47,31,81,50,66,39,27,17,16,-22,-16,-98,-87,-94,-95,-100,-55,-113,-122,-142,-134,-157,-135,-153,-30,-32,-13,-31,-35,-45,-31,-31,-31,-31,-31,-40,0,0,0,-8,19,-37,0,0,0,0,0,0,0,0,0,0,29,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:00:30]} d5 {[%emt 0:00:21]} 2. c4 {[%emt 0:00:10]} e6 {[%emt 0:00:17]} 3. g3 {[%emt 0:00:12]} Nf6 {[%emt 0:00:08]} 4. Bg2 {[%emt 0:00:05]} Be7 {[%emt 0:00:08]} 5. O-O {[%emt 0:00:06]} O-O {[%emt 0:00:13]} 6. b3 {[%emt 0:00:13]} b6 {[%emt 0:00:50] 6...d4 is the modern continuation.} 7. Bb2 {[%emt 0:00:09]} Bb7 {[%emt 0:00:12]} 8. Qc2 {[%emt 0:00:34]} c5 {[%emt 0:01:01] A14: English Opening: 1...e6 with b3 by White.} 9. cxd5 {[%emt 0:01:34]} Nxd5 {[%emt 0:03:46]} 10. a3 {[%emt 0:00:37]} Nd7 {[%emt 0:03:23]} 11. Rd1 {[%emt 0:02:11] [#]} Qc7 $146 {[%emt 0:04:29]} ({Predecessor:} 11... Rc8 12. d3 Bf6 13. Nbd2 Bxb2 14. Qxb2 b5 15. Ne4 Qe7 16. Ne5 Rc7 17. Rac1 Rfc8 {1-0 (60) Bornholdt,J (1890)-Gillmeister,G (1599) Magdeburg 2019}) 12. d3 {[%emt 0:01:26]} Rac8 {[%emt 0:01:11]} 13. Nbd2 {[%emt 0:00:08]} Qb8 {[%emt 0:03:07]} 14. Rac1 {[%emt 0:03:31]} Rfd8 {[%emt 0:02:29]} 15. Qb1 {[%emt 0:00:16]} (15. e4 $5 {[%cal Re4d5]} N5f6 16. Nc4 $11) 15... Qa8 {[%emt 0:00:41]} 16. Nc4 {[%emt 0:02:22]} N5f6 {[%emt 0:14:13]} 17. b4 {[%emt 0:00:45]} cxb4 {[%emt 0:04:11]} 18. axb4 {[%emt 0:00:10]} Nd5 {[%emt 0:00:43]} 19. b5 {[%emt 0:02:16]} N5f6 {[%emt 0:15:18]} 20. Qa2 {[%emt 0:03:30]} Nc5 {[%emt 0:05:39]} (20... a6 $14) 21. Ba3 {[%emt 0:06:01] Threatens to win with d4.} Bf8 {[%emt 0:07:08][%cal Oc5d3]} 22. d4 {[%emt 0:13:10]} Nce4 {[%emt 0:00:13]} (22... Ncd7 $14) 23. Bxf8 {[%emt 0:00:07]} Rxf8 {[%emt 0:02:55]} 24. Nfe5 {[%emt 0:00:49] Hoping for f3.} (24. Qa3 $5 {[%cal Rf3e5]}) 24... Bd5 {[%emt 0:08:16][%cal Oe4f2]} 25. Bf3 {[%emt 0:09:01]} Rc7 $1 {[%emt 0:08:45]} 26. Qa3 {[%emt 0:02:30][%cal Oe5c6]} Rfc8 {[%emt 0:01:08][%cal Rd5c4]} 27. Nc6 {[%emt 0:26:03]} (27. Qa4 $1 $11) 27... Bxc6 $17 {[%emt 0:04:01]} 28. bxc6 {[%emt 0:00:17]} Qxc6 {[%emt 0:01:03]} 29. Kg2 {[%emt 0:00:36]} b5 {[%emt 0:03:09]} 30. Ne5 {[%emt 0:02:44] [#]} (30. Nd2 $1 $15 Qd6 31. Qxd6 Nxd6 32. Ra1) 30... Qb6 $1 {[%emt 0:01:25]} (30... Qxc1 $6 31. Rxc1 Rxc1 32. Qxa7 $14) 31. Rxc7 {[%emt 0:23:57]} Rxc7 {[%emt 0:00:05]} (31... Qxc7 32. Ra1 $11) 32. Bxe4 {[%emt 0:00:00]} Nxe4 {[%emt 0:00:09]} 33. Qf3 {[%emt 0:00:00] [#]} Qb7 {[%emt 0:02:18]} (33... f5 $1 $17 {aiming for ...a5.} 34. Qb3 Nc3) 34. d5 $1 $11 {[%emt 0:00:00]} Ng5 {[%emt 0:03:13]} (34... Nc3 $2 35. d6 Qxf3+ 36. Kxf3 $18) 35. Qf4 {[%emt 0:00:00]} f6 {[%emt 0:00:57]} 36. h4 {[%emt 0:00:00] [#]} exd5 $1 {[%emt 0:00:27] ...Ne6 is the strong threat.} 37. hxg5 {[%emt 0:00:00]} fxe5 {[%emt 0:00:02]} 38. Qxe5 $15 {[%emt 0:00:00][%cal Re5e8][%mdl 4096] Endgame KQR-KQR} Re7 {[%emt 0:00:14] Prevents Qe8+.} 39. Qd6 {[%emt 0:00:00]} ({Avoid the trap} 39. Qxd5+ $2 Qxd5+ 40. Rxd5 Rb7 $19) 39... Qd7 {[%emt 0:00:58]} (39... d4+ $5 40. Kh2 Qd7 $17) 40. Qc5 {[%emt 0:00:00]} Rxe2 {[%emt 0:00:59]} 41. Rxd5 {[%emt 0:00:08]} Qb7 {[%emt 0:00:14]} 42. Qd4 {[%emt 0:04:20] Against Rd2} (42. Kf1 $11 Re8 43. Qxb5 Qxb5+ 44. Rxb5) 42... Re8 {[%emt 0:00:17]} 43. Kh2 {[%emt 0:00:06]} Rf8 {[%emt 0:01:04]} 44. f4 {[%emt 0:00:46] And now Rd7 would win.} Qc6 {[%emt 0:00:28]} 45. Rc5 {[%emt 0:00:44]} Qe6 {[%emt 0:00:11]} 46. Re5 {[%emt 0:00:36] Active counter play!} Qa2+ {[%emt 0:00:13]} 47. Kh3 {[%emt 0:00:07]} Qb1 {[%emt 0:00:37] Strongly threatening ...Qh1+.} 48. Qd5+ {[%emt 0:01:07]} (48. Re7 $5 Qg6 49. Qd5+ (49. Qxa7 Re8 $11) (49. Rxa7 Qh5+ 50. Kg2 Qe2+ 51. Qf2 Qe4+ 52. Qf3 Qc4 $11) 49... Kh8 50. Qxb5 $14) 48... Kh8 {[%emt 0:00:00] The position is equal.} 49. Qxb5 {[%emt 0:00:33]} Qh1+ {[%emt 0:00:07]} 50. Kg4 {[%emt 0:00:04]} g6 {[%emt 0:01:08][%csl Gg6][%cal Rh1h5]} 51. f5 {[%emt 0:00:27]} gxf5+ {[%emt 0:00:33]} 52. Rxf5 {[%emt 0:00:08]} Qd1+ {[%emt 0:00:24]} 53. Kh4 {[%emt 0:00:22] White threatens Qe5+ and mate.} Qh1+ {[%emt 0:00:07]} 54. Kg4 {[%emt 0:00:01] White wants to mate with Qe5+.} Qd1+ {[%emt 0:00:06]} 55. Kh4 {[%emt 0:00:06] Qe5+ would kill now.} Qh1+ {[%emt 0:02:46] Weighted Error Value: White=0.15 (very precise) /Black=0.14 (very precise)} 1/2-1/2

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.4"]
[White "Arora Honi"]
[Black "Aronyak Ghosh"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1679"]
[BlackElo "2494"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,82,26,12,20,0,0,0,0,0,22,2,17,-8,0,-25,-19,-52,-64,-56,-45,-62,-2,0,24,27,55,54,67,10,16,-43,-66,-82,-72,-67,-77,-61,-70,-210,-201,-210,-191,-190,-202,-199,-194,-190,-199,-190,-190,-238,-237,-237,-206,-286,-273,-1009,-947,-29985,-29986,-29985,-29986,-29987,-29988]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:55]} 2. Bf4 {[%emt 0:00:08]} c5 {[%emt 0:02:43]} 3. e3 {[%emt 0:00:12]} Nc6 {[%emt 0:01:32]} 4. Nf3 {[%emt 0:00:08]} Bg4 {[%emt 0:03:42]} 5. Nbd2 {[%emt 0:06:15]} e6 {[%emt 0:01:18]} 6. c3 {[%emt 0:00:27]} cxd4 {[%emt 0:02:20]} 7. exd4 {[%emt 0:00:41]} Bd6 {[%emt 0:00:10]} 8. Bxd6 {[%emt 0:04:15]} Qxd6 {[%emt 0:00:02]} 9. Bd3 {[%emt 0:02:31]} Nf6 {[%emt 0:00:41]} 10. O-O {[%emt 0:03:32]} O-O {[%emt 0:00:07]} 11. Qb3 {[%emt 0:03:24]} Rab8 {[%emt 0:08:45] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} 12. Rae1 {[%emt 0:04:13]} Bxf3 {[%emt 0:01:56]} 13. Nxf3 {[%emt 0:00:38]} b5 {[%emt 0:00:17] The position is equal.} 14. a3 {[%emt 0:06:38]} (14. Bxb5 $2 a6 15. Qc2 Rxb5 $19) 14... Nd7 {[%emt 0:04:50]} 15. Re3 {[%emt 0:05:19] [#]} ({But not} 15. Bxb5 $2 a6 16. a4 axb5 17. axb5 Na7 $19) 15... h6 $146 {[%emt 0:00:46]} ({Predecessor:} 15... Na5 16. Qc2 Nc4 17. Bxc4 bxc4 18. Ng5 Nf6 19. Rf3 h6 20. Rxf6 hxg5 21. Rf3 Rb7 22. Rh3 g6 23. Rg3 Rfb8 24. Rb1 Qxa3 25. Rxg5 Rxb2 26. Rxg6+ Kf8 {0-1 (26) Krstulovic,A (2395)-Jobava,B (2588) Chess.com INT 2022}) 16. Rfe1 {[%emt 0:02:08]} ({Avoid the trap} 16. Bxb5 $2 a6 17. a4 axb5 18. axb5 Na5 $19) 16... a5 {[%emt 0:05:16]} 17. Bb1 {[%emt 0:08:56]} Rfc8 {[%emt 0:02:49][%cal Bf8c8,Bc8c4,Bc4f4][%mdl 32]} 18. Ne5 {[%emt 0:02:28]} Ncxe5 {[%emt 0:05:21]} 19. dxe5 {[%emt 0:00:19]} Qe7 {[%emt 0:00:52]} 20. Rg3 {[%emt 0:03:19]} Nf8 {[%emt 0:05:55]} ({Black should try} 20... b4 $1 $15) 21. Qd1 {[%emt 0:03:24]} Rc4 {[%emt 0:04:14]} 22. Bd3 {[%emt 0:10:56]} Rf4 {[%emt 0:05:48]} 23. Qd2 {[%emt 0:03:34]} Qh4 {[%emt 0:00:47]} 24. Rh3 {[%emt 0:05:48]} (24. Rge3 $14) 24... Qg5 $11 {[%emt 0:00:05] [#]} 25. g3 {[%emt 0:07:03] [#]} (25. Rh5 $1 $11 Qxh5 26. Qxf4) 25... Re4 $1 $15 {[%emt 0:02:59]} 26. f4 {[%emt 0:00:08]} (26. Qd1 Rxe1+) 26... Rxe1+ {[%emt 0:00:08]} 27. Qxe1 {[%emt 0:00:07]} Qd8 {[%emt 0:02:18]} 28. g4 {[%emt 0:03:23]} d4 {[%emt 0:02:53]} 29. Qg3 {[%emt 0:03:46] White does not recover from this.} ({Better is} 29. cxd4 $15 Qxd4+ 30. Qf2) 29... dxc3 $19 {[%emt 0:00:29]} 30. bxc3 {[%emt 0:00:08] [#]} b4 $1 {[%emt 0:02:20]} 31. axb4 {[%emt 0:05:13]} axb4 {[%emt 0:00:03]} 32. cxb4 {[%emt 0:01:32]} Rxb4 {[%emt 0:00:08] Threatens to win with ...Ng6.} 33. Qe3 {[%emt 0:00:52]} Ng6 {[%emt 0:01:03]} 34. Rf3 {[%emt 0:01:54] [#]} Nh4 $1 {[%emt 0:02:12]} 35. Rh3 {[%emt 0:00:38]} (35. Rf2 $142) 35... g5 {[%emt 0:04:48]} 36. fxg5 {[%emt 0:01:08]} hxg5 {[%emt 0:00:08]} ({Weaker is} 36... Rxg4+ 37. Rg3 Rxg5 38. Qf4 $17) 37. Rg3 {[%emt 0:01:14]} Rf4 {[%emt 0:00:31] Strongly threatening ...Qa8.} 38. Bc2 $2 {[%emt 0:01:21]} (38. h3) 38... Qa5 {[%emt 0:00:41] ( -> ...Qa1+)} 39. h3 {[%emt 0:00:42]} Qa1+ {[%emt 0:00:33] Black mates.} 40. Kh2 {[%emt 0:00:07]} Qf1 {[%emt 0:00:16]} 41. Qg1 {[%emt 0:01:30]} Qe2+ {[%emt 0:00:39] Weighted Error Value: White=0.74/Black=0.05 (flawless)} 0-1

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.5"]
[White "Deepan Chakkravarthy J."]
[Black "Ashwin Sairam"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2478"]
[BlackElo "1670"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,65,0,0,0,8,7,14,11,10,8,10,0,0,8,22,6,18,9,15,16,46,27,41,42,81,80,87,79,87,90,86,61,46,19,15,18,127,122,126,135,129,145,212,206,204,210,658,651,632,631,893,881,1015,1031,1022,1023,952,868]} 1. Nf3 {[%emt 0:00:23]} d5 {[%emt 0:00:11]} 2. g3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:08]} 3. Bg2 {[%emt 0:00:04]} c6 {[%emt 0:00:18]} 4. O-O {[%emt 0:00:07]} Bg4 {[%emt 0:00:07]} 5. b3 {[%emt 0:01:14]} e6 {[%emt 0:06:36]} 6. Bb2 {[%emt 0:00:32] A07: Réti Opening: New York and Capablanca Systems.} Bd6 {[%emt 0:00:44]} 7. h3 {[%emt 0:00:55]} Bxf3 {[%emt 0:00:24]} 8. Bxf3 {[%emt 0:01:07] The position is equal.} O-O {[%emt 0:00:28]} 9. d3 {[%emt 0:00:22] [#]} e5 $146 {[%emt 0:01:54]} ({Predecessor:} 9... Nbd7 10. Nd2 Qb6 11. c4 Bxg3 12. e3 Bd6 13. cxd5 cxd5 14. Kh1 Rac8 15. Rc1 Qa6 16. d4 Qxa2 17. Rxc8 Rxc8 18. Qa1 Qxa1 19. Rxa1 {0-1 (34) Secondi,A (661)-Trevis,R (987) LSS email 2011}) 10. Nd2 {[%emt 0:00:07]} Nbd7 {[%emt 0:00:18]} 11. Bg2 {[%emt 0:02:03]} Qe7 {[%emt 0:00:30]} 12. a4 {[%emt 0:03:04]} a5 {[%emt 0:01:27]} 13. e4 {[%emt 0:00:24]} dxe4 {[%emt 0:13:26]} 14. dxe4 {[%emt 0:02:41]} Nc5 {[%emt 0:08:02]} 15. Qe2 {[%emt 0:12:50]} Rfe8 {[%emt 0:03:30]} 16. Rad1 {[%emt 0:04:52]} Rad8 {[%emt 0:02:58]} 17. Nc4 {[%emt 0:01:28]} Bc7 {[%emt 0:01:17]} 18. Ba3 {[%emt 0:01:18]} b6 {[%emt 0:04:09]} 19. Qe3 {[%emt 0:01:15][%cal Oc4a5]} Nfd7 {[%emt 0:02:40]} 20. h4 {[%emt 0:02:09] White is more active.} b5 $1 {[%emt 0:05:47]} 21. Nxa5 {[%emt 0:06:42]} Bxa5 {[%emt 0:01:32]} 22. b4 {[%emt 0:00:02]} Nxa4 {[%emt 0:02:13]} 23. bxa5 $16 {[%emt 0:00:03][%mdl 64] Discovered Attack} b4 {[%emt 0:00:07] [#]} 24. Qb3 $36 {[%emt 0:00:04][%csl LRa4,LRb4][%mdl 2048] White is in control.} bxa3 {[%emt 0:01:16]} 25. Qxa4 {[%emt 0:00:04]} Qc5 {[%emt 0:01:31]} (25... Ra8 $16 {keeps fighting.}) 26. Rd3 $18 {[%emt 0:59:36]} Nf6 {[%emt 0:02:40]} 27. Qxa3 {[%emt 0:00:00]} ({Don't take} 27. Rxa3 $6 Ra8 28. a6 Reb8) 27... Qxc2 {[%emt 0:01:19]} (27... Qxa3 28. Rxa3 Re7) 28. Rxd8 {[%emt 0:00:00] White is clearly winning.} Rxd8 {[%emt 0:00:05]} 29. a6 {[%emt 0:00:00][%cal Ba5a6,Ba6a7][%mdl 32]} Qd2 {[%emt 0:07:12]} 30. a7 {[%emt 0:00:00]} Ra8 {[%emt 0:00:03]} 31. Rb1 {[%emt 0:00:00] [#] White wants to mate with Rb8+.} Qd8 {[%emt 0:00:28] Inhibits Rb8.} 32. Rb7 {[%emt 0:00:00]} Qe8 {[%emt 0:12:06]} 33. Qd6 {[%emt 0:00:00] Weighted Error Value: White=0.03 (flawless) /Black=0.35} 1-0

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.6"]
[White "Shravan Swaminathan"]
[Black "Stupak, Kirill"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1662"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,114,0,18,-28,-40,-37,-25,-17,11,-25,0,0,0,12,8,17,18,-42,-42,-62,-63,-163,-160,-173,-161,-221,-204,-464,-458,-425,-444,-453,-427,-398,-262,-259,-259,-234,-199,-200,-191,-200,-188,-431,-425,-417,-412,-600,-351,-323,-254,-378,-287,-424,-405,-402,-408,-372,-376,-4814,-548,-645,-610,-662,-653,-576,-645,-636,-638,-608,-629,-596,-562,-579,-577,-779,-761,-743,-674,-810,-782,-757,-700,-29985,-29986,-29986,-29987,-29987,-29978,-29988,-29989,-29989,-29990,-29992,-29993,-29993,-29994,-29994,-29995,-29995,-29996,-29996,-29997,-29997,-29998,-29998,-29999]} 1. d4 {[%emt 0:00:05]} g6 {[%emt 0:00:22]} 2. Nf3 {[%emt 0:00:14]} Bg7 {[%emt 0:00:03]} 3. Bf4 {[%emt 0:00:19]} c5 {[%emt 0:01:16]} 4. e3 {[%emt 0:00:16]} Nf6 {[%emt 0:00:25]} 5. h3 {[%emt 0:00:31]} Qb6 {[%emt 1:30:54]} 6. b3 {[%emt 0:01:10] A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} (6. Nc3 $142) 6... Nc6 $11 {[%emt 0:02:41]} 7. c3 {[%emt 0:00:28]} O-O {[%emt 0:00:42]} 8. Be2 {[%emt 0:00:42] Black has an edge.} d5 {[%emt 0:02:57]} 9. O-O {[%emt 0:01:13]} Bf5 {[%emt 0:00:09]} 10. Nbd2 {[%emt 0:03:03]} Rac8 {[%emt 0:02:38]} 11. Rc1 {[%emt 0:10:34]} cxd4 {[%emt 0:03:17]} 12. exd4 {[%emt 0:02:22] [#]} Rfd8 $146 {[%emt 0:02:27]} ({Predecessor:} 12... Nd8 13. a4 Ne6 14. Be3 Qc7 15. Re1 Nf4 16. Bf1 Nd3 17. Bxd3 Bxd3 18. c4 Bf5 {½-½ (53) Broniek,M (2485)-Badolati,S (2518) ICCF email 2019}) 13. Ne5 {[%emt 0:00:59]} (13. b4 $11) 13... Nxe5 $15 {[%emt 0:07:38]} 14. Bxe5 {[%emt 0:07:46]} Qa5 {[%emt 0:00:59]} 15. c4 {[%emt 0:02:09] Black converts the advantage convincingly.} (15. g4 $15 Bd7 16. c4) 15... Bh6 $19 {[%emt 0:02:22]} (15... Qxa2 16. g4 (16. Ra1 Qb2 $17) 16... Be6 17. f4 $15 (17. Ra1 Qb2 $17)) 16. f4 {[%emt 0:04:10] [#]} Nd7 $1 {[%emt 0:00:34]} ({Weaker is} 16... Qxa2 17. g4 (17. Ra1 $2 Qb2 $17) 17... Be6 18. g5 $11) 17. g4 {[%emt 0:08:53]} (17. cxd5 $142 Nxe5 18. dxe5) 17... Nxe5 {[%emt 0:02:08]} 18. dxe5 $2 {[%emt 0:02:50] [#]} (18. gxf5 Nc6 19. Bg4) 18... dxc4 $1 {[%emt 0:01:41]} 19. gxf5 {[%emt 0:52:16]} (19. Qe1 Rxd2) 19... Rxd2 {[%emt 0:00:35]} 20. Qe1 {[%emt 0:00:27]} Qb6+ {[%emt 0:02:34]} 21. Kh1 {[%emt 0:02:26]} Qe3 {[%emt 0:00:45]} 22. Bg4 {[%emt 0:01:44]} Qxe1 {[%emt 0:00:20]} ({Not} 22... Bxf4 23. Qxe3 Bxe3 24. fxg6 $14) 23. Rfxe1 {[%emt 0:07:14]} gxf5 {[%emt 0:00:39]} (23... Bxf4 24. fxg6 Rc6 25. gxf7+ Kf8 26. Rxc4 Rxc4 27. bxc4 $11) 24. Bxf5 {[%emt 0:00:09]} e6 {[%emt 0:00:04]} 25. Be4 {[%emt 0:38:13]} c3 {[%emt 0:00:31]} ({Inferior is} 25... Rxa2 26. Bxb7 Bxf4 27. Bxc8) 26. Bxb7 $2 {[%emt 0:03:32]} (26. Re3) 26... Rc7 {[%emt 0:01:52]} 27. Be4 {[%emt 0:10:00]} Bxf4 {[%emt 0:00:23] And now ...c2 would win.} 28. Bc2 {[%emt 0:00:45]} (28. Rc2 $142) 28... Rc5 {[%emt 0:02:35]} 29. Re4 {[%emt 0:02:06]} Bh6 {[%emt 0:05:40]} 30. Rh4 {[%emt 0:06:02]} (30. Rg1+ $142 Kf8 31. Rg2) 30... Bg7 {[%emt 0:00:01]} 31. Bxh7+ {[%emt 0:01:22]} (31. Rc4 $142 Rxc4 32. bxc4) 31... Kf8 {[%emt 0:56:10]} 32. Rc4 {[%emt 0:01:26]} Rxc4 {[%emt 0:00:22]} 33. bxc4 {[%emt 0:00:11]} Bxe5 {[%emt 0:00:02][%mdl 4096] Endgame Hoping for ...f5. KRB-KRB} 34. Rc2 $2 {[%emt 0:00:45]} (34. Bc2) 34... Rd1+ {[%emt 0:00:01]} (34... f5 $142 35. Rxc3 Bxc3) 35. Kg2 {[%emt 0:00:11]} f5 {[%emt 0:00:09] Against Be4} 36. Bg6 {[%emt 0:00:00]} Rd3 {[%emt 0:01:33]} 37. Bh5 {[%emt 0:00:00]} Rg3+ {[%emt 0:00:01]} 38. Kf2 {[%emt 0:00:00]} Rxh3 {[%emt 0:00:02] ( -> ...Rh2+)} 39. Bf3 {[%emt 0:00:00]} Bd4+ {[%emt 0:57:59]} 40. Kg2 {[%emt 0:00:00]} Rh7 {[%emt 0:00:02]} 41. c5 {[%emt 0:00:00]} Rc7 {[%emt 0:00:12]} 42. c6 {[%emt 0:00:00]} e5 {[%emt 0:00:08]} 43. Bd5 {[%emt 0:00:00]} Ke7 {[%emt 0:00:01]} 44. Kf3 {[%emt 0:00:00]} Kd6 {[%emt 0:00:03]} 45. Bb3 {[%emt 0:00:00]} Rg7 {[%emt 0:02:32] aiming for ...Rg4.} 46. Ba4 {[%emt 0:00:00]} e4+ {[%emt 0:00:02] Black mates.} 47. Ke2 {[%emt 0:00:00]} Rg2+ {[%emt 0:00:17]} 48. Kd1 {[%emt 0:00:00]} Rg1+ {[%emt 0:00:02]} 49. Ke2 {[%emt 0:00:00]} f4 {[%emt 0:00:02][%csl Ge4][%cal Rf4f3]} 50. Rxc3 {[%emt 0:07:30]} Bxc3 {[%emt 0:00:06]} 51. Bc2 {[%emt 0:00:00]} Rg2+ {[%emt 0:59:58]} 52. Kd1 {[%emt 0:00:00]} e3 {[%emt 0:00:02]} 53. Be4 {[%emt 0:00:00]} e2+ {[%emt 0:00:07]} 54. Kc2 {[%emt 0:00:00]} e1=Q+ {[%emt 1:01:09]} 55. Bxg2 {[%emt 0:00:00]} Qd2+ {[%emt 0:00:06]} 56. Kb3 {[%emt 0:00:00]} Kc5 {[%emt 0:00:04]} 57. c7 {[%emt 0:00:00]} Qb2+ {[%emt 0:00:03] Weighted Error Value: White=0.65/Black=0.37} 0-1

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.7"]
[White "Ajay Karthikeyan"]
[Black "Tejaswini G"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2436"]
[BlackElo "1666"]
[Annotator "TA"]
[PlyCount "147"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,146,8,14,4,97,92,84,86,89,92,89,92,104,90,122,116,118,114,108,100,98,106,116,49,175,158,163,180,175,151,149,158,181,158,142,147,293,294,263,286,287,288,264,253,293,285,275,245,245,223,225,182,233,241,307,246,308,308,306,300,293,292,295,293,314,324,314,319,307,217,217,217,427,441,424,422,411,314,650,513,552,439,643,654,644,611,652,635,535,447,447,404,406,290,447,290,432,358,960,432,624,450,7546,7625,6845,6851,6851,6851,6544,6544,5956,5835,6055,5925,5591,5591,29988,29989,29989,29990,29990,29991,29991,29992,29992,29993,29993,29994,29996,29997,29997,29998,29998,29999,29999]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:22]} 2. Nf3 {[%emt 0:00:13]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:11]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:09]} 5. Nc3 {[%emt 0:00:06]} a6 {[%emt 0:00:06]} 6. Rg1 {[%emt 0:02:11]} e5 {[%emt 0:00:12]} 7. Nb3 {[%emt 0:00:04]} Be6 {[%emt 0:06:44]} 8. g4 {[%emt 0:00:05][%cal Bg2g4,Bg4g5][%mdl 32] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Qc7 {[%emt 0:04:37]} (8... d5 $11 {keeps the balance.}) 9. g5 $16 {[%emt 0:02:40]} Nfd7 {[%emt 0:00:08]} 10. Be3 {[%emt 0:07:26] [#] White is better.} Be7 $146 {[%emt 0:02:46]} ({Predecessor:} 10... Nc6 11. Qd2 Rc8 12. Nd5 Bxd5 13. exd5 Ne7 14. c3 Nf5 15. O-O-O Be7 16. Bh3 Nh4 {0-1 (57) Djokic,M (1832)-Milosevic,M (2082) Kragujevac 2016}) 11. h4 {[%emt 0:09:06]} Nb6 {[%emt 0:03:34]} 12. Qd2 {[%emt 0:05:06]} N8d7 {[%emt 0:07:54]} 13. O-O-O {[%emt 0:03:03]} Nc4 {[%emt 0:05:39]} 14. Bxc4 {[%emt 0:01:06]} Qxc4 {[%emt 0:00:19]} 15. Na5 {[%emt 0:08:30][%csl LRb7,LRc4]} Qc7 {[%emt 0:02:01]} 16. Nd5 {[%emt 0:00:57]} Bxd5 {[%emt 0:00:10]} 17. Qxd5 {[%emt 0:00:09]} ({Much weaker is} 17. exd5 $6 O-O $11) 17... Rc8 {[%emt 0:00:15][%csl Gc8][%cal Rc7c2] [#]} 18. c3 {[%emt 0:01:04] White is much more active.} ({White should play} 18. Rd2 $1 $16) 18... b5 {[%emt 0:13:53] A mistake that costs the game.} (18... O-O $1 $14) 19. Nb7 $18 {[%emt 0:04:56]} b4 {[%emt 0:12:01]} 20. Nxd6+ {[%emt 0:03:43]} Bxd6 {[%emt 0:00:24]} 21. Qxd6 {[%emt 0:00:05]} bxc3 {[%emt 0:02:01] [#]} 22. b3 {[%emt 0:01:26]} c2 {[%emt 0:04:23]} 23. Rd5 {[%emt 0:04:16]} Qxd6 {[%emt 0:03:17]} 24. Rxd6 {[%emt 0:00:05]} Ra8 {[%emt 0:01:03]} (24... Nb8 $16 {keeps fighting.} 25. Rd2 Ke7) 25. Kxc2 {[%emt 0:00:44]} Ke7 {[%emt 0:00:09]} 26. Rgd1 {[%emt 0:01:45]} Rhc8+ {[%emt 0:00:08]} 27. Kb2 {[%emt 0:00:30]} Rc7 {[%emt 0:00:08]} 28. R6d5 {[%emt 0:02:17] Prevents Nc5.} a5 {[%emt 0:01:41]} 29. Bd2 {[%emt 0:05:44]} a4 {[%emt 0:05:15]} 30. Bb4+ {[%emt 0:04:07]} Ke8 {[%emt 0:00:09]} 31. bxa4 {[%emt 0:06:06]} Rxa4 {[%emt 0:01:55]} 32. a3 {[%emt 0:03:05]} Ra8 {[%emt 0:01:35]} (32... Ra6 {was called for.} 33. Rd6 Rxd6 34. Rxd6 (34. Bxd6 Rc6 $16) 34... Nf8) 33. h5 {[%emt 0:01:31][%cal Bh4h5,Bh5h6][%mdl 32]} Rac8 {[%emt 0:01:54]} 34. f3 {[%emt 0:00:37]} Ra8 {[%emt 0:01:27]} 35. h6 {[%emt 0:06:17]} g6 {[%emt 0:00:09]} 36. R1d3 {[%emt 0:02:24]} Ra6 {[%emt 0:01:54]} 37. Rd6 {[%emt 0:01:10]} Ra8 {[%emt 0:00:31]} 38. Rc3 {[%emt 0:01:57]} Rb7 {[%emt 0:01:43]} 39. Rdc6 {[%emt 0:01:30] Threatening mate with Rc8+.} Kd8 {[%emt 0:01:05] Prevents Rc8+.} 40. Kc2 {[%emt 0:00:35]} Rba7 {[%emt 0:00:49]} 41. Kd2 {[%emt 0:01:30]} Rb7 {[%emt 0:00:54]} 42. Ke3 {[%emt 0:01:51]} Rba7 $2 {[%emt 0:00:16]} (42... Rb6 43. Rxb6 Nxb6) 43. f4 {[%emt 0:02:33]} exf4+ {[%emt 0:00:17]} 44. Kxf4 {[%emt 0:00:06]} Rb7 {[%emt 0:00:57]} 45. e5 {[%emt 0:02:22]} Nb6 $2 {[%emt 0:01:27]} (45... Rb6 46. R3c4 Rba6) 46. Rd6+ {[%emt 0:00:45]} Ke8 {[%emt 0:00:44]} 47. Rcd3 {[%emt 0:01:36]} Nc4 {[%emt 0:01:51]} (47... Nd7 $142 48. e6 Nf8 49. exf7+ Kxf7) 48. Rc6 {[%emt 0:00:35]} Nb6 {[%emt 0:01:07]} 49. e6 {[%emt 0:01:36]} fxe6 {[%emt 0:00:07]} 50. Rxe6+ {[%emt 0:00:32]} Kf7 {[%emt 0:00:10]} 51. Re4 {[%emt 0:00:32]} Rc8 {[%emt 0:00:54]} 52. Kg4 {[%emt 0:00:37]} Rbc7 {[%emt 0:01:42]} 53. Rd6 {[%emt 0:02:17]} Nc4 {[%emt 0:00:23]} (53... Rb7 $142 54. Bc5 Nd7) 54. Rf6+ {[%emt 0:00:12]} Kg8 {[%emt 0:00:16]} 55. Rfe6 {[%emt 0:00:07]} Kf7 $2 {[%emt 0:00:32]} (55... Nb2 56. Kf3 Rf7+ 57. Ke2 Rfc7) 56. Re7+ {[%emt 0:00:09]} (56. Kf4 $142 {Black must now prevent Re2.} Kg8 57. Re7) 56... Kg8 {[%emt 0:00:46]} 57. Kg3 {[%emt 0:03:15] aiming for a4.} Nb6 {[%emt 0:04:12]} (57... Nxa3 $142 58. Bxa3 Rxe7 59. Bxe7 Re8) 58. Rxc7 {[%emt 0:00:36]} Rxc7 {[%emt 0:00:07][%mdl 4096] Endgame KRB-KRN} 59. Re8+ {[%emt 0:00:05]} Kf7 {[%emt 0:00:10]} 60. Rf8+ {[%emt 0:00:02]} Ke6 {[%emt 0:00:10]} 61. Rf6+ {[%emt 0:00:02]} Kd5 {[%emt 0:00:25]} 62. Rxb6 {[%emt 0:00:08] KRB-KR} Ra7 {[%emt 0:00:05]} 63. Kf4 {[%emt 0:00:20]} Rf7+ {[%emt 0:00:16]} 64. Rf6 {[%emt 0:00:02]} Rxf6+ {[%emt 0:00:10]} 65. gxf6 {[%emt 0:00:04] KB-KPP. White mates.} Ke6 {[%emt 0:00:03]} 66. Kg5 {[%emt 0:00:06]} Kf7 {[%emt 0:00:06]} 67. a4 {[%emt 0:00:26]} Ke6 {[%emt 0:00:08]} 68. a5 {[%emt 0:00:05]} Kf7 {[%emt 0:00:05]} 69. a6 {[%emt 0:00:04]} Ke6 {[%emt 0:00:29]} 70. a7 {[%emt 0:00:03]} Kf7 {[%emt 0:00:05]} 71. a8=Q {[%emt 0:00:08]} Ke6 {[%emt 0:00:05]} 72. Qc6+ {[%emt 0:00:11]} Kf7 {[%emt 0:00:06]} 73. Qd7+ {[%emt 0:00:03]} Kg8 {[%emt 0:00:05]} 74. Qg7# {[%emt 0:00:06] Weighted Error Value: White=0.31/Black=0.40} 1-0

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.8"]
[White "Gandhi, Aakash"]
[Black "Nitin, S.."]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1698"]
[BlackElo "2399"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,90,33,20,29,25,49,41,68,53,48,43,71,45,38,44,50,62,66,72,81,0,0,0,0,0,37,0,0,-23,-4,-45,-15,-15,-19,-94,-28,-134,0,0,0,0,0,-53,-62,-78,0,-197,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-670,-596,-552,-381]} 1. d4 {[%emt 0:00:07]} g6 {[%emt 0:01:44]} 2. c4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 3. Nf3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 4. Nc3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. Bg5 {[%emt 0:00:30][%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} h6 {[%emt 0:00:30]} 6. Bh4 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 7. e3 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 8. Be2 {[%emt 0:00:30]} g5 {[%emt 0:00:30]} 9. Bg3 {[%emt 0:00:30]} Nh5 {[%emt 0:00:30] E61: King's Indian: Early deviations for White, including Smyslov System.} 10. Qc2 {[%emt 0:00:30][%cal Of3g5] aiming for Nxg5!} e6 {[%emt 0:00:30]} 11. O-O-O {[%emt 0:00:30]} Qe7 {[%emt 0:00:30] White is slightly better.} 12. Nd2 {[%emt 0:00:30]} Nxg3 {[%emt 0:00:30]} 13. hxg3 {[%emt 0:00:30] [#]} f5 $146 {[%emt 0:00:30]} ({Predecessor:} 13... c5 14. d5 Nb6 15. Rh5 Bd7 16. Rdh1 f5 17. dxe6 Bxe6 18. Bf3 Qf7 19. e4 Rae8 20. exf5 Bxf5 {0-1 (20) Szymczak,Z (2295)-Lercel,M (2123) Polanica Zdroj 1999}) 14. Bd3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 15. e4 {[%emt 0:00:30][%cal Re4f5]} Ng4 {[%emt 0:00:30][%csl LRd4,LRf2]} 16. Nf3 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 17. Rde1 {[%emt 0:00:30] exf5 is the strong threat.} Qd8 {[%emt 0:00:30]} 18. c5 {[%emt 0:00:30]} (18. Kb1 $16) 18... dxc5 $11 {[%emt 0:00:30]} 19. exf5 {[%emt 0:00:30]} exf5 {[%emt 0:00:30]} (19... cxd4 20. fxe6 Re8 21. Na4 $16 (21. Bh7+ Kh8 $11)) 20. dxc5 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 21. cxb6 {[%emt 0:00:30]} axb6 {[%emt 0:00:30]} 22. Bc4+ {[%emt 0:00:30]} (22. Re2 $5 {[%cal Rh1d1]}) 22... Kh8 {[%emt 0:00:30]} 23. Be6 {[%emt 0:00:30]} b5 {[%emt 0:00:30] And now ...Bxe6 would win.} 24. Bxc8 {[%emt 0:00:30]} Rxc8 {[%emt 0:00:30]} 25. Re6 {[%emt 0:00:30]} (25. Kb1 $11) 25... b4 {[%emt 0:00:30]} (25... Ra8 $1 $17 {White must now prevent ...b4.} 26. Qb3 (26. Rxc6 Qd7 $17) 26... Nxf2 27. Rhxh6+ Bxh6 28. Rxh6+ Kg7 29. Rxc6 (29. Qe6 $2 Rf6 $19) 29... b4) 26. Rd1 {[%emt 0:00:30]} (26. Nd1 $1 $11) 26... Qb6 {[%emt 0:00:30]} ({And not} 26... bxc3 27. Rxd8 cxb2+ 28. Kb1 Rfxd8 29. Re7 $11) (26... Qa5 $1 $17 27. Na4 Nxf2 $1 {[%mdl 512]} 28. Qxf2 Qxa4) 27. Nd5 {[%emt 0:00:30]} Qa5 {[%emt 0:00:30]} 28. Ne7 {[%emt 0:00:30] Strongly threatening Ng6+.} Qxa2 {[%emt 0:00:30]} 29. Ng6+ {[%emt 0:00:30] Pair of Knights!} (29. Rdd6 $1 $11) 29... Kg8 $1 $15 {[%emt 0:00:30]} 30. Nxf8 {[%emt 0:00:30][%cal Od1d7] Hoping for Rd7!} Rxf8 {[%emt 0:00:30] Chess con chili.} (30... b3 $1 $17 {[%cal Rb3c2]} 31. Qb1 Qa6 32. Qxf5 Nxf2) 31. Rxc6 {[%emt 0:00:30] [#]} (31. Re7 $11) 31... Nxf2 $1 {[%emt 0:00:30][%mdl 512]} 32. Qxf2 $11 {[%emt 0:00:30]} Qa1+ {[%emt 0:00:30]} 33. Kd2 {[%emt 0:00:30]} Rd8+ {[%emt 0:00:30] [#]} 34. Nd4 $1 {[%emt 0:00:30]} Qxb2+ {[%emt 0:00:30]} 35. Ke1 {[%emt 0:00:30]} Qxf2+ {[%emt 0:00:30]} 36. Kxf2 {[%emt 0:00:30]} Rxd4 {[%emt 0:00:30]} 37. Rxd4 {[%emt 0:00:30]} Bxd4+ {[%emt 0:00:30][%mdl 4096] Endgame KR-KB} 38. Ke2 {[%emt 0:00:30]} b3 {[%emt 0:00:30][%cal Bb4b3,Bb3b2][%mdl 32]} 39. Rc7 {[%emt 0:00:30]} b2 {[%emt 0:00:30]} 40. Rb7 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 41. Kd3 {[%emt 0:00:30]} Kh7 {[%emt 0:00:30]} 42. Rb6 {[%emt 0:00:30] [#]} Bf6 $1 {[%emt 0:00:30]} 43. Kc4 {[%emt 0:00:30]} (43. Rb7+ Kg6) 43... Kg6 {[%emt 0:00:30]} 44. Kd5 $2 {[%emt 0:00:30][%mdl 8192] [#]} (44. Kd3 $11) 44... Kh5 $1 $19 {[%emt 0:00:30]} 45. Ke6 {[%emt 0:00:30]} Bd4 {[%emt 0:00:30] Weighted Error Value: White=0.46/Black=0.21 (precise)} 0-1

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.9"]
[White "Srihari L R"]
[Black "Jai Sankar Subramanian"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2404"]
[BlackElo "1635"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,66,-29,-15,-43,-21,-8,-21,-21,-16,-18,0,-89,9,-13,0,-58,-47,-57,-52,-69,4,0,0,0,0,15,0,17,30,38,45,38,93,59,43,68,106,91,119,113,113,113,111,108,164,154,164,166,164,166,182,170,173,89,104,0,992,977,1063]} 1. Nf3 {[%emt 0:00:16]} Nf6 {[%emt 0:00:03]} 2. c4 {[%emt 0:00:10]} g6 {[%emt 0:00:06]} 3. b4 {[%emt 0:00:08]} Bg7 {[%emt 0:00:10]} 4. Bb2 {[%emt 0:00:08]} O-O {[%emt 0:00:13]} 5. g3 {[%emt 0:00:08]} d5 {[%emt 0:00:31]} 6. Na3 {[%emt 0:02:55] A15: English Opening: 1...Nf6.} a5 {[%emt 0:02:04]} 7. b5 {[%emt 0:03:03]} c6 {[%emt 0:01:40]} 8. Bg2 {[%emt 0:01:45] The position is equal.} dxc4 {[%emt 0:01:00]} 9. bxc6 {[%emt 0:01:08]} Nxc6 {[%emt 0:00:03]} 10. O-O {[%emt 0:05:27]} (10. Nxc4 $11 {remains equal.} Be6 11. Ne3) 10... Nb4 {[%emt 0:08:49] [#]} (10... Be6 $1 $17) 11. Ne5 $146 {[%emt 0:15:10]} ({Predecessor:} 11. Nxc4 Be6 12. d3 Rc8 13. a3 Nc6 14. Qb3 Qc7 15. Ng5 Bxc4 16. Qxc4 h6 17. Nf3 {½-½ (77) Will,M (2025)-Schaefer,S (2001) Germany 2018}) 11... Rb8 {[%emt 0:14:51] ...b5 is the strong threat.} 12. Nexc4 {[%emt 0:07:46]} (12. Naxc4 $11 b5 13. Ne3) 12... Be6 {[%emt 0:06:51]} 13. Be5 {[%emt 0:01:43]} Rc8 {[%emt 0:01:53]} 14. d3 {[%emt 0:00:24]} Bd5 {[%emt 0:01:26]} (14... Rc5 $1 $15 15. Bb2 (15. Bxb7 Rxe5 16. Nxe5 Qb8 $17) 15... b5) 15. Bh3 {[%emt 0:11:51]} e6 {[%emt 0:03:42]} 16. Qb1 {[%emt 0:05:44]} Ne8 {[%emt 0:17:19]} 17. Qb2 {[%emt 0:02:37]} Bxe5 {[%emt 0:08:13]} 18. Nxe5 {[%emt 0:09:28][%cal Bc4e5,Be5g4,Bg4e3][%mdl 32]} Nc6 {[%emt 0:10:52]} 19. Ng4 {[%emt 0:01:14][%cal Rg4h6]} h5 {[%emt 0:04:37]} 20. Ne3 {[%emt 0:04:17]} Qf6 {[%emt 0:11:13]} (20... Ne7 $14) 21. Rab1 {[%emt 0:06:17]} Qxb2 {[%emt 0:03:21]} 22. Rxb2 {[%emt 0:00:01]} Rc7 {[%emt 0:00:38]} 23. Nb5 {[%emt 0:04:14]} Re7 {[%emt 0:01:09]} 24. Nxd5 {[%emt 0:01:06]} exd5 {[%emt 0:00:01]} 25. Rfb1 {[%emt 0:00:09]} Nf6 {[%emt 0:01:23]} 26. Nd6 {[%emt 0:00:29]} Nb4 {[%emt 0:00:40]} (26... Kg7 $16) 27. a3 $18 {[%emt 0:00:16]} Nc6 {[%emt 0:00:32]} 28. e3 {[%emt 0:00:42][%cal Be2e3,Be3e4][%mdl 32]} Ne5 {[%emt 0:00:31]} 29. Bf1 {[%emt 0:00:32]} (29. Rxb7 $6 Rxb7 30. Rxb7 Rd8 31. Nxf7 Nxf7 $14) 29... d4 {[%emt 0:00:27]} 30. e4 {[%emt 0:00:24]} ({Don't play} 30. Nxb7 $6 dxe3 31. fxe3 a4 $11) ({But not} 30. exd4 Nf3+ 31. Kg2 Nxd4 $16) ({Much less strong is} 30. Rxb7 $6 Rxb7 31. Nxb7 (31. Rxb7 Rd8 $14) 31... dxe3 $14) 30... Rc7 {[%emt 0:00:25] [#]} 31. Rxb7 {[%emt 0:16:28]} ({White should play} 31. f4 $1 $18 {[%cal Rf4e5]} Neg4 32. Rxb7) 31... Rc2 {[%emt 0:00:45] [#]} 32. R7b3 {[%emt 0:00:30]} (32. R7b2 $1 $16 {[%cal Rb2c2]} Rxb2 33. Rxb2) 32... Rb2 {[%emt 0:00:27][%mdl 8192]} 33. R3xb2 {[%emt 0:00:00]} Rd8 {[%emt 0:00:01] Weighted Error Value: White=0.21 (precise) /Black=0.24 (precise)} 1-0

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.10"]
[White "Srijit Paul"]
[Black "Swapna C N"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2399"]
[BlackElo "1628"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 24,53,0,-160,0,0,0,0,0,0,0,0,234,237,236,245,243,234,214,217,204,203,205,240,245,220,1928,1773,29985,29986,29986,29987]} 1. e4 {[%emt 0:00:09]} c5 {[%emt 0:00:14]} 2. Nf3 {[%emt 0:00:09][%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} Nc6 {[%emt 0:00:13]} 3. d4 {[%emt 0:00:45]} cxd4 {[%emt 0:00:23]} 4. Nxd4 {[%emt 0:00:07]} e5 {[%emt 0:00:38]} 5. Nb5 {[%emt 0:00:07]} d6 {[%emt 0:00:09]} 6. N1c3 {[%emt 0:00:53][%cal Bb1c3,Bc3d5,Bd5f6][%mdl 32]} a6 {[%emt 0:00:30]} 7. Na3 {[%emt 0:00:06]} Nf6 {[%emt 0:01:09]} 8. Bg5 {[%emt 0:00:38]} b5 {[%emt 0:00:06]} 9. Bxf6 {[%emt 0:00:05]} gxf6 {[%emt 0:00:08]} 10. Nd5 {[%emt 0:00:04]} f5 {[%emt 0:00:38]} 11. Bxb5 {[%emt 0:08:10]} axb5 {[%emt 0:00:15]} 12. Nxb5 {[%emt 0:00:03]} Ra4 {[%emt 0:00:37]} 13. c4 $2 {[%emt 0:00:10] [#]} ({White should play} 13. Nbc7+ $11 Kd7 14. O-O) 13... Qa5+ $2 {[%emt 0:10:40] B33: Sicilian: Pelikan and Sveshnikov Variations.} ({Black should try} 13... Rxc4 $17 14. O-O Be7) 14. b4 $1 $11 {[%emt 0:00:08]} Nxb4 {[%emt 0:01:48]} 15. Nf6+ {[%emt 0:06:00] Pair of Knights!} Kd8 {[%emt 0:04:16] The position is equal.} 16. O-O {[%emt 0:00:07] [#]} Qa6 $146 {[%emt 0:05:39] [#] Threatens to win with ...Be7.} (16... Rxa2 17. Rxa2 Nxa2 18. Nxd6 $16) ({Predecessor:} 16... Bd7 17. Nxd6 Bxd6 18. Qxd6 Qc7 19. Qd2 Kc8 20. a3 Nc6 21. Nd5 Qa7 22. Rab1 Ra6 {1-0 (33) Potrata,J-Zatsch,A ICCF corr 1983}) 17. a3 {[%emt 0:06:29] The board is on fire.} Be6 $2 {[%emt 0:09:03]} (17... Be7 $11 {and Black is okay.} 18. axb4 Rxa1 19. Qxa1 Qxa1 20. Rxa1 Bxf6) 18. axb4 $18 {[%emt 0:05:14]} Rxa1 {[%emt 0:04:01]} 19. Qxa1 {[%emt 0:00:21]} Qxa1 {[%emt 0:00:26]} 20. Rxa1 {[%emt 0:00:05]} Bxc4 {[%emt 0:00:45]} 21. Ra8+ {[%emt 0:00:41]} Ke7 {[%emt 0:00:44]} 22. Nd5+ {[%emt 0:00:05]} Bxd5 {[%emt 0:03:44]} 23. exd5 {[%emt 0:00:11]} h5 {[%emt 0:07:07]} 24. Na7 {[%emt 0:00:05]} e4 $2 {[%emt 0:07:12]} (24... Bg7 $2 25. Nc6+ Kf6 26. Rxh8 Bxh8 27. b5 $18) (24... Kd7 25. Nc6 Kc7) 25. Nc6+ {[%emt 0:00:11]} Kd7 {[%emt 0:04:03]} 26. Ra7+ {[%emt 0:00:07]} Ke8 {[%emt 0:01:29]} 27. b5 {[%emt 0:00:05] Black got outplayed after the opening.  Weighted Error Value: White=0.22 (precise) /Black=1.14} 1-0

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.11"]
[White "Vengatesh Krishnan C"]
[Black "Nguyen, Duc Hoa"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "1581"]
[BlackElo "2398"]
[Annotator "RC"]
[PlyCount "40"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:09]} g6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:13]} d5 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:59]} Bg7 {[%emt 0:00:11]} 5. e3 {[%emt 0:00:53]} O-O {[%emt 0:00:29]} 6. Be2 {[%emt 0:01:05]} c5 {[%emt 0:01:56]} 7. O-O {[%emt 0:02:39]} cxd4 {[%emt 0:03:10]} 8. Nxd4 {[%emt 0:03:22]} Nc6 {[%emt 0:08:57]} 9. cxd5 {[%emt 0:14:58]} Nxd5 {[%emt 0:01:13]} 10. Nxd5 {[%emt 0:02:15]} Qxd5 {[%emt 0:00:08]} 11. Bf3 {[%emt 0:00:52]} Qc5 {[%emt 0:01:04]} 12. Nxc6 {[%emt 0:07:31]} bxc6 {[%emt 0:00:09]} 13. Qa4 {[%emt 0:02:34]} Rb8 {[%emt 0:00:35]} 14. Rb1 {[%emt 0:15:58]} Rd8 {[%emt 0:15:08]} 15. b4 {[%emt 0:13:08]} Qc4 {[%emt 0:03:16]} 16. Bxc6 {[%emt 0:19:51]} Bg4 {[%emt 0:06:19]} 17. Ba3 {[%emt 0:05:44]} Rb6 {[%emt 0:07:48]} 18. Rfc1 {[%emt 0:04:48]} Qa6 {[%emt 0:00:16]} 19. Qxa6 {[%emt 0:01:57]} Rxa6 {[%emt 0:00:05]} 20. Bb2 {[%emt 0:00:40]} Bxb2 {[%emt 0:00:08]} 0-1

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.12"]
[White "Harsh Suresh"]
[Black "Arjun Sidharth S"]
[Result "1/2-1/2"]
[ECO "A02"]
[WhiteElo "2392"]
[BlackElo "1623"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,103,-18,-37,-30,-33,-30,-60,-27,-78,-15,-32,-23,-60,-41,-58,-27,-45,-41,-63,-46,-45,-44,-40,0,0,0,-6,0,-27,-28,-21,-18,-57,-49,-48,-60,-48,-68,-59,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-26,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,0,0,0,8,0,0,0]} 1. f4 {[%emt 0:00:03]} Nf6 {[%emt 0:01:38]} 2. Nf3 {[%emt 0:00:24]} g6 {[%emt 0:00:45]} 3. b3 {[%emt 0:00:27]} Bg7 {[%emt 0:00:22]} 4. Bb2 {[%emt 0:00:01]} d6 {[%emt 0:01:07]} 5. e3 {[%emt 0:00:16]} O-O {[%emt 0:00:56]} 6. Be2 {[%emt 0:00:22]} c5 $1 {[%emt 0:00:58] The main line 6...c5 scores better than 6...Nc6.} 7. O-O {[%emt 0:00:20]} Nc6 {[%emt 0:04:06]} 8. h3 {[%emt 0:00:55]} e5 {[%emt 0:09:37] [#] A02: Bird's Opening.} 9. fxe5 $146 {[%emt 0:22:14]} ({Predecessor:} 9. g4 Ne4 10. Qe1 Ng3 11. Qxg3 exf4 12. exf4 Bxb2 13. Nc3 Bxa1 14. Rxa1 d5 15. f5 Re8 16. fxg6 hxg6 {0-1 (24) Hansen,C-Light,B Randers 1990}) 9... Ne4 {[%emt 0:00:47]} 10. Qe1 {[%emt 0:05:24] Against Ng3} dxe5 {[%emt 0:03:54] Black is slightly better.} 11. a4 {[%emt 0:25:30]} (11. Na3 $11) 11... Ng5 {[%emt 0:09:19]} (11... Nd6 $17) 12. Nxg5 {[%emt 0:03:56]} Qxg5 {[%emt 0:00:10]} 13. Kh2 {[%emt 0:00:06]} Nb4 {[%emt 0:08:32]} 14. Na3 {[%emt 0:01:53]} e4 {[%emt 0:01:01]} 15. Bxg7 {[%emt 0:03:40]} Kxg7 {[%emt 0:00:02]} 16. Bc4 {[%emt 0:08:05]} Qe5+ {[%emt 0:03:49]} 17. Qg3 {[%emt 0:01:10]} Qxg3+ {[%emt 0:00:52]} 18. Kxg3 {[%emt 0:00:02]} a6 {[%emt 0:05:41][%cal Ba7a6,Ba6a5][%mdl 32]} 19. c3 {[%emt 0:08:21]} Nc6 {[%emt 0:03:22]} 20. Bd5 {[%emt 0:00:03]} f5 {[%emt 0:01:18]} 21. Nc4 {[%emt 0:05:37]} Ne7 {[%emt 0:09:26]} 22. Nb6 {[%emt 0:00:08]} Rb8 $1 {[%emt 0:00:20] Hoping for ...Rf6.} 23. c4 {[%emt 0:01:38]} a5 $1 {[%emt 0:06:52]} 24. d3 {[%emt 0:04:08]} exd3 {[%emt 0:02:57]} ({Reject} 24... Nxd5 25. cxd5 exd3 26. Rfd1 $11) 25. Rad1 {[%emt 0:00:59]} Rf6 {[%emt 0:04:41]} 26. Nxc8 {[%emt 0:00:16]} Rxc8 {[%emt 0:00:44]} (26... Nxd5 $15 27. cxd5 Rxc8) 27. Rxd3 $11 {[%emt 0:00:40]} Rd8 {[%emt 0:00:29]} 28. Rfd1 {[%emt 0:00:20]} Rfd6 {[%emt 0:00:35]} 29. e4 {[%emt 0:02:04]} (29. h4 {keeps more tension.} Nc6 30. e4 R8d7 31. exf5 gxf5 32. Re3) 29... fxe4 {[%emt 0:00:10]} 30. Bxe4 {[%emt 0:00:13]} Rxd3+ {[%emt 0:00:12]} 31. Rxd3 {[%emt 0:00:43]} Rxd3+ {[%emt 0:00:20]} 32. Bxd3 {[%emt 0:00:02][%mdl 4096] Endgame KB-KN} b6 {[%emt 0:01:32]} 33. Be4 {[%emt 0:01:34]} Kf6 {[%emt 0:00:19] [#] ...Ke5 is the strong threat.} 34. Kf4 {[%emt 0:00:13]} Nc8 {[%emt 0:00:44]} 35. h4 {[%emt 0:00:45]} h6 {[%emt 0:00:21]} 36. Bd3 {[%emt 0:01:14]} Nd6 {[%emt 0:00:20]} 37. Bc2 {[%emt 0:00:31]} Nf7 {[%emt 0:05:59]} 38. Bb1 {[%emt 0:01:27]} Nd6 {[%emt 0:03:56]} 39. Bd3 {[%emt 0:00:15]} g5+ {[%emt 0:01:02]} 40. Kg4 {[%emt 0:00:33]} Nf7 {[%emt 0:03:33] [#] And now ...Ne5+ would win.} (40... gxh4 $5 {[%cal Rf6e5]} 41. Kf4 Nf7 $15) 41. Be4 {[%emt 0:00:59] The position is equal.} Nd6 {[%emt 0:00:55]} 42. Bc2 {[%emt 0:00:34]} Nf7 {[%emt 0:01:07]} 43. Be4 {[%emt 0:00:18]} Nd6 {[%emt 0:00:30]} 44. Bc2 {[%emt 0:00:15]} Nf7 {[%emt 0:00:34]} 45. Kh5 {[%emt 0:01:22]} gxh4 {[%emt 0:01:07]} 46. Kxh4 {[%emt 0:00:03]} Ng5 {[%emt 0:00:28]} 47. Kh5 {[%emt 0:00:15]} Kg7 {[%emt 0:00:13]} 48. Bf5 {[%emt 0:00:09]} Nf7 {[%emt 0:00:18]} 49. Be4 {[%emt 0:00:18]} Ng5 {[%emt 0:00:47]} 50. Bf5 {[%emt 0:01:35]} Nf7 {[%emt 0:00:17]} 51. Be4 {[%emt 0:00:17]} Ng5 {[%emt 0:00:07]} 52. Bf5 {[%emt 0:00:12] Weighted Error Value: White=0.08 (flawless) /Black=0.07 (flawless)} 1/2-1/2

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.13"]
[White "Ashvath Mittal"]
[Black "Nguyen, Van Huy"]
[Result "*"]
[ECO "B12"]
[WhiteElo "1419"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,42,27,35,0,42,23,30,27,39,39,55,54,91,31,93,81,95,7,10,14,33,45,46,19,13,13,14,11,16,19,2,19,22]} 1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:12]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:09]} 3. e5 {[%emt 0:00:04]} Bf5 {[%emt 0:00:19]} 4. Nf3 {[%emt 0:00:08]} e6 {[%emt 0:00:11]} 5. Be2 {[%emt 0:00:05]} Nd7 {[%emt 0:00:37]} 6. O-O {[%emt 0:00:07]} Ne7 {[%emt 0:00:06]} 7. h3 {[%emt 0:00:03] B12: Caro-Kann: Advance Variation.} Nc8 {[%emt 0:01:55]} 8. b3 {[%emt 0:00:22]} Be7 {[%emt 0:03:48]} 9. c4 {[%emt 0:00:05][%cal Bc2c4,Bc4c5][%mdl 32] White has an edge.} O-O {[%emt 0:02:58]} 10. Nc3 {[%emt 0:00:04] [#]} a5 $146 {[%emt 0:03:54]} ({Predecessor:} 10... a6 11. Bb2 b5 12. cxd5 cxd5 13. Bd3 Bxd3 14. Qxd3 Na7 15. Rfe1 Nc6 16. Nh2 Qb6 {0-1 (47) Torella,R (1984)-Mahia,G (2364) Buenos Aires 2011}) 11. Bd3 {[%emt 0:04:01]} Bg6 {[%emt 0:03:47]} 12. a3 {[%emt 0:08:03]} ({White should play} 12. Bxg6 $16 hxg6 13. Qd3) 12... Qb6 {[%emt 0:10:12]} (12... Bxd3 $14 13. Qxd3 Re8) 13. c5 {[%emt 0:01:29]} Qa7 {[%emt 0:00:46] [#]} 14. Be3 {[%emt 0:05:52] White is more active.} (14. Bxg6 $1 $16 hxg6 15. Bd2) 14... Bxd3 $1 $11 {[%emt 0:07:24]} 15. Qxd3 {[%emt 0:00:06]} Qa6 {[%emt 0:00:07]} (15... b6 {is more complex.} 16. cxb6 Qxb6 17. Na4 Qb5) 16. Qxa6 {[%emt 0:00:37]} Rxa6 {[%emt 0:00:29]} 17. Nd2 {[%emt 0:02:51]} f6 {[%emt 0:02:18] The position is equal.} 18. f4 {[%emt 0:00:10]} fxe5 {[%emt 0:00:59]} 19. fxe5 {[%emt 0:01:09]} b6 {[%emt 0:01:18][%cal Rb6c5]} 20. b4 {[%emt 0:00:32]} axb4 {[%emt 0:04:37]} 21. axb4 {[%emt 0:00:13]} Rxf1+ {[%emt 0:00:00] Weighted Error Value: White=0.23 (precise) /Black=0.13 (very precise)} *

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.14"]
[White "Hari Madhavan N B"]
[Black "Hari Ganesh T"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2374"]
[BlackElo "1609"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,99,8,2,1,17,10,15,2,9,0,9,4,24,16,16,22,28,29,22,22,22,24,24,24,20,26,26,8,11,18,39,22,27,30,29,14,20,12,9,11,156,156,165,160,165,165,172,165,165,165,164,166,167,168,167,151,151,151,220,220,224,231,165,166,246,247,250,170,169,161,161,161,80,80,89,89,29966,29964,29965,29965,29973,29974,29976,29977,29977,29978,29975,29958]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:15]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:00:10]} 3. c4 {[%emt 0:00:06]} d5 {[%emt 0:00:22]} 4. g3 {[%emt 0:00:08]} Be7 {[%emt 0:01:14]} 5. Bg2 {[%emt 0:00:07]} O-O {[%emt 0:00:57]} 6. O-O {[%emt 0:00:06]} dxc4 {[%emt 0:00:19]} 7. Qc2 {[%emt 0:00:11]} b5 {[%emt 0:00:14]} 8. a4 {[%emt 0:00:10] E05: Open Catalan: 5 Nf3 Be7.} b4 {[%emt 0:00:06]} 9. Nbd2 {[%emt 0:00:05]} Bb7 {[%emt 0:00:25]} 10. Nxc4 {[%emt 0:00:08] The position is equal.} Be4 {[%emt 0:02:32] 10...c5 is the fancy move.} 11. Qd1 {[%emt 0:00:41]} c5 {[%emt 0:01:58]} 12. dxc5 {[%emt 0:07:58]} Bxc5 {[%emt 0:00:18]} 13. Qxd8 {[%emt 0:06:10]} Rxd8 {[%emt 0:00:03]} 14. Bg5 {[%emt 0:00:10] [#]} h6 $146 {[%emt 0:00:20]} ({Predecessor:} 14... Nbd7 15. Nfd2 Bxg2 16. Kxg2 Be7 17. Na5 Rdc8 18. Rfc1 h6 19. Be3 Rxc1 20. Rxc1 Nd5 {0-1 (45) Grabarczyk,M (2466)-Warakomski,T (2498) Warsaw 2014}) 15. Bxf6 {[%emt 0:00:10]} gxf6 {[%emt 0:00:03]} 16. Nfd2 {[%emt 0:01:40]} Bxg2 {[%emt 0:00:14]} 17. Kxg2 {[%emt 0:00:06]} Nc6 {[%emt 0:10:59]} 18. Nb3 {[%emt 0:00:24] Pair of Knights!} Be7 {[%emt 0:00:33][%cal Bc5e7,Be7g5,Bg5f6][%mdl 32]} 19. Rfd1 {[%emt 0:00:19]} f5 {[%emt 0:00:45]} 20. Rxd8+ {[%emt 0:10:25]} Rxd8 {[%emt 0:00:07]} 21. Rc1 {[%emt 0:00:13]} Bg5 {[%emt 0:21:35]} 22. Rc2 {[%emt 0:01:11]} Nd4 {[%emt 0:04:48]} 23. Nxd4 {[%emt 0:00:23]} Rxd4 $11 {[%emt 0:00:03][%mdl 4096] Endgame KRB-KRN} 24. b3 {[%emt 0:03:48]} Rd1 {[%emt 0:07:34]} 25. Ne5 {[%emt 0:01:20]} Bf6 {[%emt 0:05:26]} 26. Nc6 {[%emt 0:00:17]} Bc3 {[%emt 0:01:23]} (26... Rb1 $11) 27. Nxa7 $16 {[%emt 0:00:17]} Rb1 {[%emt 0:00:03]} 28. Nb5 {[%emt 0:00:09] Black must now prevent Ra2.} Rxb3 {[%emt 0:00:04]} 29. a5 {[%emt 0:00:06]} Rb1 {[%emt 0:00:21]} 30. Nxc3 {[%emt 0:09:18]} bxc3 {[%emt 0:00:04]} 31. Rxc3 $18 {[%emt 0:00:06] Threatens to win with Ra3. KR-KR} Ra1 {[%emt 0:01:23] Against Ra3} 32. Rc8+ {[%emt 0:02:09]} Kg7 {[%emt 0:00:07]} 33. Ra8 {[%emt 0:00:02]} Ra2 {[%emt 0:00:14]} 34. Kf3 {[%emt 0:00:06]} Ra3+ {[%emt 0:04:34]} 35. e3 {[%emt 0:00:30]} Ra2 {[%emt 0:05:06]} (35... Kf6 $16 36. a6 h5) 36. a6 {[%emt 0:00:28][%cal Ba5a6,Ba6a7][%mdl 32]} e5 {[%emt 0:00:21]} 37. h3 {[%emt 0:01:45]} e4+ {[%emt 0:00:57] [#]} 38. Kg2 $1 {[%emt 0:00:06]} h5 {[%emt 0:00:07]} 39. a7 {[%emt 0:01:26]} Ra1 {[%emt 0:00:13]} 40. g4 {[%emt 0:00:32]} fxg4 {[%emt 0:21:33]} 41. hxg4 {[%emt 0:00:10]} hxg4 {[%emt 0:00:01]} 42. Kg3 {[%emt 0:00:11]} f5 {[%emt 0:00:07]} 43. Kf4 {[%emt 0:58:12]} Ra5 {[%emt 0:00:06]} 44. Kg5 {[%emt 0:00:00]} Ra2 $2 {[%emt 0:00:59][%mdl 8192] [#] This move loses the game for Black.} (44... Kh7 $16) 45. Kxf5 {[%emt 0:00:00] White mates.} Rxf2+ {[%emt 0:00:15]} 46. Kxe4 {[%emt 0:00:00]} Ra2 {[%emt 0:00:14]} 47. Kf4 {[%emt 0:00:00]} Ra4+ {[%emt 0:00:03]} 48. e4 {[%emt 0:00:00][%cal Be3e4,Be4e5][%mdl 32]} Kh7 {[%emt 0:00:09]} 49. Kg3 {[%emt 0:00:00]} Kg7 {[%emt 0:00:15]} 50. e5 {[%emt 0:00:00] Weighted Error Value: White=0.04 (flawless) /Black=0.19 (very precise)} 1-0

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.15"]
[White "Badrinarayanan N"]
[Black "Gusain, Himal"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1574"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,91,-27,-31,-28,-31,-43,-34,-89,-68,-71,-43,-78,-77,-68,-62,-64,-65,-65,-56,-146,-146,-154,-149,-149,-155,-157,-166,-166,-165,-155,-155,-176,-183,-202,-166,-199,-192,-335,-325,-337,-284,-411,-412,-412,-412,-406,-403,-411,-393,-462,-445,-658,-652,-714,-718,-705,-697,-883,-858,-867,-866,-836,-829,-782,-486,-697,-696,-832,-806,-6031,-1395,-2808,-908,-29980,-29981,-29982,-29983,-29991,-29990,-29995,-29996,-29996,-29997,-29999]} 1. g3 {[%emt 0:00:02]} e5 {[%emt 0:01:39]} 2. Bg2 {[%emt 0:00:05]} f5 {[%emt 0:00:17]} 3. c4 {[%emt 0:00:11]} Nf6 {[%emt 0:00:46]} 4. Nc3 {[%emt 0:00:09]} Bb4 {[%emt 0:00:11]} 5. e3 {[%emt 0:00:06]} Bxc3 {[%emt 0:00:08]} 6. bxc3 {[%emt 0:00:07] A21: English Opening: 1...e5 2 Nc3.} d6 {[%emt 0:00:22]} 7. d4 {[%emt 0:00:30] [#]} c5 $146 {[%emt 0:00:18]} ({Predecessor:} 7... Qe7 8. Ba3 c5 9. Ne2 O-O 10. Rb1 Nc6 11. O-O Nd8 12. Qc2 Be6 13. d5 Bd7 {0-1 (26) Lepigoche,C (1879)-Blum,N (2180) La Roche sur Yon 2008}) 8. Ne2 {[%emt 0:05:31]} (8. Nf3 $15) 8... Qc7 {[%emt 0:00:43]} 9. O-O {[%emt 0:01:13]} Nc6 {[%emt 0:00:34]} 10. Ba3 {[%emt 0:04:32]} b6 {[%emt 0:00:09]} 11. Nc1 {[%emt 0:11:50]} O-O {[%emt 0:03:06]} 12. Nb3 {[%emt 0:02:29]} Ba6 {[%emt 0:02:39]} 13. Nd2 $1 {[%emt 0:00:45]} Rad8 {[%emt 0:03:27][%cal Ba8d8,Bd8d7,Bd7e7][%mdl 32]} 14. Rb1 {[%emt 0:06:59] White is now going downhill.} ({Better is} 14. Qf3 $15 Na5 15. Qxf5) 14... Na5 $17 {[%emt 0:00:35]} ({Inferior is} 14... exd4 15. cxd4 cxd4 16. exd4 $11) 15. Qa4 {[%emt 0:02:14]} Qd7 {[%emt 0:00:33]} 16. Qxd7 {[%emt 0:04:01]} Rxd7 {[%emt 0:00:04]} 17. Rfd1 {[%emt 0:02:41]} Nxc4 {[%emt 0:00:11]} ({Stronger than} 17... Bxc4 18. Nxc4 Nxc4 19. Bc1 $17) 18. Nxc4 {[%emt 0:00:46]} Bxc4 {[%emt 0:00:05]} 19. Rb2 {[%emt 0:01:00]} e4 {[%emt 0:02:01]} 20. Rbd2 {[%emt 0:00:58]} Bd3 {[%emt 0:00:46]} 21. f3 {[%emt 0:02:32]} Re7 {[%emt 0:02:23]} 22. f4 {[%emt 0:05:19]} Rd8 {[%emt 0:03:00]} 23. c4 {[%emt 0:02:16]} (23. Rc1 $142) 23... cxd4 $19 {[%emt 1:18:03]} ({Worse is} 23... Bxc4 24. dxc5 bxc5 25. Bxc5 $15) 24. exd4 {[%emt 0:02:32]} Bxc4 {[%emt 0:00:00]} 25. Bf1 {[%emt 0:06:30]} (25. Rc1 $142 b5 26. Bb4) 25... Bxf1 {[%emt 0:00:00]} 26. Kxf1 {[%emt 0:00:41]} Rc7 {[%emt 0:00:00]} 27. d5 {[%emt 0:00:59]} Kf7 {[%emt 0:00:00]} 28. Ke2 {[%emt 0:03:16]} Ke7 {[%emt 0:00:00]} 29. Rg1 {[%emt 0:01:10]} Rdc8 {[%emt 0:00:00] White must now prevent ...Ng4.} 30. h3 {[%emt 0:00:15]} (30. Rg2 $142) 30... Rc2 {[%emt 0:00:00]} 31. g4 {[%emt 0:00:54]} fxg4 {[%emt 0:00:00]} 32. hxg4 {[%emt 0:00:06]} Nxd5 {[%emt 0:00:00]} 33. f5 {[%emt 0:01:16]} e3 {[%emt 0:00:00]} 34. Rxc2 {[%emt 0:01:04]} Rxc2+ {[%emt 0:00:00][%mdl 4096] Endgame KRB-KRN} 35. Kf3 {[%emt 0:00:19]} Rxa2 {[%emt 0:00:00]} 36. Bc1 {[%emt 0:00:17]} Ra4 {[%emt 0:00:00]} 37. Bb2 {[%emt 0:01:32]} (37. Rd1 $142 Rf4+ 38. Kg3) 37... g6 {[%emt 0:00:00][%cal Bg7g6,Bg6f5][%mdl 32]} 38. Rh1 {[%emt 0:02:41]} gxf5 {[%emt 0:00:00]} 39. Rh4 {[%emt 0:30:12]} h6 40. Rxh6 {[%emt 0:00:00]} Kd7 {[%emt 0:00:00] [#] ( -> ...Rf4+)} 41. g5 {[%emt 0:00:00]} Rf4+ {[%emt 0:00:00] Black mates.} 42. Ke2 {[%emt 0:00:00]} Rf2+ {[%emt 0:00:00]} 43. Ke1 {[%emt 0:00:00]} Rxb2 {[%emt 0:00:00]} 44. g6 {[%emt 0:00:00]} Nf4 {[%emt 0:00:00][%cal Rb2b1]} 45. Rh7+ {[%emt 0:00:00]} Kc6 {[%emt 0:00:00][%cal Rb2b1]} 46. Re7 {[%emt 0:00:00]} Rb1# {[%emt 0:00:00] Weighted Error Value: White=0.81/Black=0.34} 0-1

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.16"]
[White "Girinath, P.D.S."]
[Black "Sujay B M"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2361"]
[BlackElo "1603"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,68,0,0,235,0,8,-15,-15,-16,-16,-12,-9,-47,-41,-58,-50,-69,-16,-56,-46,-50,-11,-54,-35,-79,-65,-79,-69,-81,-63,-142,-116,-88,-29,-80,-77,-79,0,0,92,85,94,79,89,86,77,66,87,90,95,84,60,66,76,53,84,76,88]} 1. e4 {[%emt 0:00:05]} c5 {[%emt 0:00:44]} 2. Nf3 {[%emt 0:00:15]} g6 {[%emt 0:00:27]} 3. c3 {[%emt 0:01:22]} d5 {[%emt 0:00:55]} 4. exd5 {[%emt 0:02:15]} Qxd5 {[%emt 0:00:17]} 5. d4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:49]} 6. Be3 {[%emt 0:02:23]} cxd4 {[%emt 0:05:51]} 7. cxd4 {[%emt 0:00:25]} Nh6 $2 {[%emt 0:02:47] [#] B06: Modern Defence.} (7... Qa5+ $11 8. Nc3 Nh6) 8. Nc3 $2 {[%emt 0:00:53]} ({Only move:} 8. Qc1 $1 $18 {[%cal Rc1c8]} Bg4 9. Bxh6 Bxh6 10. Qxh6 Bxf3 11. gxf3) 8... Qa5 $11 {[%emt 0:01:26]} 9. Qd2 {[%emt 0:19:22]} Nf5 {[%emt 0:18:35] The position is equal.} 10. Nb5 {[%emt 0:07:31]} Qxd2+ {[%emt 0:06:41]} 11. Bxd2 {[%emt 0:02:11] Hoping for Nc7+.} Na6 {[%emt 0:00:38] [#] Inhibits Nc7+.} 12. g4 $146 {[%emt 0:41:25]} ({Predecessor:} 12. Bd3 O-O 13. O-O Bd7 14. Rfe1 Bc6 15. Bc3 Rfd8 16. Rad1 e6 17. Ne5 Bd5 18. Bb1 {0-1 (37) Ker,A (2337)-Kulaots,K (2557) Turin 2006}) 12... Nd6 {[%emt 0:12:36]} 13. Nxd6+ {[%emt 0:01:55]} exd6 {[%emt 0:05:00]} 14. h3 {[%emt 0:00:07]} O-O {[%emt 0:06:13]} (14... h5 $15 15. gxh5 (15. Bb5+ Kf8 $15) 15... Rxh5) 15. Bg2 {[%emt 0:02:19]} Re8+ {[%emt 0:03:40]} 16. Be3 {[%emt 0:02:41]} Bd7 {[%emt 0:11:17]} (16... Nb4 {looks sharper.} 17. Kd2 Bd7 18. Ne1 Rac8) 17. Kd2 {[%emt 0:08:06]} Bc6 {[%emt 0:05:57]} (17... Nb4 {is interesting.} 18. Ne1 Rac8 19. Bxb7 Rc7) 18. Rhe1 {[%emt 0:00:12]} Nc7 {[%emt 0:02:44]} 19. Rac1 {[%emt 0:04:34]} Ne6 {[%emt 0:04:47]} 20. Kd3 {[%emt 0:00:28]} Rac8 {[%emt 0:02:35]} 21. Nh4 {[%emt 0:01:15]} ({White should play} 21. Bh1 $15) 21... Bb5+ {[%emt 0:06:27]} 22. Kd2 {[%emt 0:00:02]} Bf6 {[%emt 0:00:32]} ({Much worse is} 22... Bxd4 $6 23. Rxc8 Rxc8 24. Bxb7 Bxe3+ 25. Rxe3 $15) (22... Nxd4 $17 {...Nc6 is the strong threat.} 23. Bxb7 Rb8) 23. Nf3 {[%emt 0:01:09]} (23. Rxc8 $11 Rxc8 24. Nf3) 23... Bc6 $17 {[%emt 0:00:19]} 24. Bh1 {[%emt 0:00:09][%cal Bg2h1,Bh1f3,Bf3b7][%mdl 32]} Bxf3 {[%emt 0:00:41]} ({Black should try} 24... a5 $17) 25. Bxf3 $11 {[%emt 0:00:06]} Bxd4 {[%emt 0:00:29]} (25... Nxd4 $11 {remains equal.} 26. Bxb7 (26. Bxd4 Bxd4 27. Rxc8 Rxc8 $11) 26... Rb8) 26. Bxd4 $16 {[%emt 0:01:14]} ({Much weaker is} 26. Bxb7 Bxe3+ 27. Rxe3 Rb8 $15) 26... Nxd4 {[%emt 0:00:01]} 27. Bxb7 {[%emt 0:00:11]} Rb8 {[%emt 0:00:59] [#] Strongly threatening ...Rxe1.} 28. Rxe8+ {[%emt 0:00:09]} Rxe8 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRN} 29. Rc8 {[%emt 0:00:57]} Nf3+ {[%emt 0:00:58]} 30. Kd3 {[%emt 0:00:22]} Rxc8 {[%emt 0:00:29]} 31. Bxc8 {[%emt 0:00:07]} Ng1 {[%emt 0:00:20]} 32. h4 {[%emt 0:00:50] Threatens to win with Ke3.} Nf3 {[%emt 0:00:40]} 33. h5 {[%emt 0:00:15]} Kg7 {[%emt 0:00:28]} 34. hxg6 {[%emt 0:00:22]} fxg6 {[%emt 0:00:35] Weighted Error Value: White=0.27 (precise) /Black=0.40} 1-0

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.17"]
[White "Jaivant R"]
[Black "Rajesh, V A V"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1565"]
[BlackElo "2358"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,141,0,0,6,0,-17,-27,-22,-18,-19,0,0,-2,-31,-49,-68,-74,-60,-54,-54,-63,-49,-54,-70,-56,-265,-265,-283,-267,-280,-279,-276,-248,-258,-266,-252,-252,-267,-252,-235,-263,-264,-268,-286,-273,-345,-347,-347,-335,-347,-347,-347,-347,-347,-347,-412,-383,-386,-402,-587,-587,-587,-584,-697,-676,-600,-591,-620,-681,-715,-730,-755,-737,-658,-631,-818,-817,-877,-712,-733,-856,-1303,-1299,-999,-796,-786,-667,-1428,-1257,-2149,-1980,-1714,-1427,-29970,-29971,-29971,-29971,-29971,-29971,-29971,-29974,-29975,-29975,-29974,-29973,-29975,-29975,-29976,-29977,-29977,-29977,-29976,-29978,-29978,-29979,-29979,-29980,-29979,-8,-8,-8,-8,-8,-8,-8,-8]} 1. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:16]} Nc6 {[%emt 0:00:06]} 3. Bc4 {[%emt 0:00:09]} Bc5 {[%emt 0:00:17]} 4. c3 {[%emt 0:00:19]} Nf6 {[%emt 0:00:06]} 5. d4 {[%emt 0:00:03]} exd4 {[%emt 0:00:26]} 6. e5 {[%emt 0:00:05]} d5 {[%emt 0:00:33]} 7. Bb5 {[%emt 0:00:07]} Ne4 {[%emt 0:00:34]} 8. cxd4 {[%emt 0:00:05]} Bb6 {[%emt 0:01:32]} 9. Nc3 {[%emt 0:00:52]} O-O {[%emt 0:02:10]} 10. Be3 {[%emt 0:03:23] C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Bg4 {[%emt 0:03:42]} 11. Be2 {[%emt 0:00:49]} f5 {[%emt 0:05:38] And now ...f4 would win.} 12. exf6 {[%emt 0:05:39] Black has an edge.} Nxf6 {[%emt 0:03:49]} ({Resist} 12... Qxf6 13. Nxd5 Qd6 14. Nc3 $14) 13. O-O {[%emt 0:02:58]} Ne7 {[%emt 0:03:04]} 14. Ne5 {[%emt 0:09:18]} Bxe2 {[%emt 0:01:57]} 15. Nxe2 {[%emt 0:00:13]} Nf5 {[%emt 0:00:20] [#]} 16. Nf4 $146 {[%emt 0:00:42]} ({Predecessor:} 16. Ng3 Nxe3 17. fxe3 c6 18. Qb3 Qe7 19. a4 Rab8 20. Nf5 Qe6 21. Nh4 Bc7 22. Nhf3 {0-1 (35) Nitish,B (2316)-Mitsis,G (2322) Anogia 2018}) 16... Qd6 {[%emt 0:02:44] Prevents Ne6.} (16... Ne4 {feels hotter.} 17. Ne6 Nxe3 18. fxe3 Rxf1+ 19. Qxf1 Qe7) 17. Qa4 {[%emt 0:06:55]} Rae8 {[%emt 0:06:03][%cal Of5d4]} 18. Nfd3 {[%emt 0:02:30]} Nxe3 {[%emt 0:02:39]} 19. fxe3 {[%emt 0:00:15]} c5 {[%emt 0:07:11] [#] ...cxd4 is the strong threat.} 20. Rae1 {[%emt 0:09:03]} c4 {[%emt 0:05:29]} 21. Qb4 $2 {[%emt 0:03:44]} ({White should try} 21. Nf2 $15) 21... Qc7 $19 {[%emt 0:15:31]} 22. Nf4 {[%emt 0:12:11]} Ba5 {[%emt 0:03:54]} 23. Qa3 {[%emt 0:02:54]} Bxe1 {[%emt 0:00:34]} 24. Rxe1 {[%emt 0:00:06]} a6 {[%emt 0:04:22]} 25. h4 {[%emt 0:02:53]} Rxe5 {[%emt 0:04:08]} 26. dxe5 {[%emt 0:01:33]} Qxe5 {[%emt 0:00:05] Strongly threatening ...d4.} 27. Qc3 {[%emt 0:01:14] Prevents d4.} Re8 {[%emt 0:00:52]} 28. Qxe5 {[%emt 0:00:52]} Rxe5 {[%emt 0:00:05][%mdl 4096] Endgame KRN-KRN} 29. Kf2 {[%emt 0:00:27]} h6 {[%emt 0:00:15][%cal Bh7h6,Bh6g5][%mdl 32]} 30. Ng6 {[%emt 0:03:08]} Re8 {[%emt 0:03:36]} 31. Re2 {[%emt 0:03:24]} Kf7 {[%emt 0:00:26]} 32. Nf4 {[%emt 0:02:00]} g5 {[%emt 0:00:08]} 33. hxg5 {[%emt 0:00:03]} hxg5 {[%emt 0:00:05]} 34. Nh3 {[%emt 0:00:09]} Kg6 {[%emt 0:00:12]} 35. Ke1 {[%emt 0:01:30]} Ne4 {[%emt 0:00:20]} 36. Kd1 {[%emt 0:01:38]} b5 {[%emt 0:01:25]} 37. Re1 {[%emt 0:04:45]} Nc5 {[%emt 0:02:51]} 38. Nf2 {[%emt 0:02:34]} (38. Re2 {was called for.}) 38... Rf8 {[%emt 0:00:06]} 39. Re2 {[%emt 0:05:21]} Nd3 {[%emt 0:03:29]} 40. Ng4 {[%emt 0:00:12]} Rf1+ {[%emt 0:00:21]} 41. Kc2 {[%emt 0:01:05]} Nb4+ {[%emt 0:00:37]} 42. Kc3 {[%emt 0:00:05]} Nxa2+ {[%emt 0:00:14]} 43. Kd4 {[%emt 0:00:29]} Kf5 {[%emt 0:06:26]} 44. Rf2+ {[%emt 0:05:15]} Rxf2 {[%emt 0:00:12]} 45. Nxf2 {[%emt 0:00:03] KN-KN} Nb4 {[%emt 0:01:00]} 46. g4+ {[%emt 0:01:05]} Ke6 {[%emt 0:00:17]} 47. e4 {[%emt 0:00:09]} Nc2+ {[%emt 0:03:16]} 48. Kc3 {[%emt 0:02:10]} Ne1 {[%emt 0:00:53] aiming for ...Nf3.} 49. Kd4 {[%emt 0:00:42]} Nf3+ {[%emt 0:07:11]} 50. Ke3 {[%emt 0:00:11]} Nh2 {[%emt 0:01:01]} 51. Kd4 {[%emt 0:01:47]} dxe4 {[%emt 0:00:07]} 52. Nxe4 {[%emt 0:00:04]} Nxg4 {[%emt 0:00:39]} 53. Nxg5+ {[%emt 0:00:06]} Kd6 {[%emt 0:00:06]} 54. Ne4+ {[%emt 0:00:25]} Kc6 {[%emt 0:00:05] Threatens to win with ...a5.} 55. b3 {[%emt 0:01:43]} cxb3 {[%emt 0:00:34]} 56. Kc3 {[%emt 0:00:07]} Kd5 {[%emt 0:00:52]} 57. Nd2 {[%emt 0:00:11]} Ne5 {[%emt 0:00:10]} 58. Nxb3 {[%emt 0:00:24]} Nc6 {[%emt 0:00:04]} 59. Nc1 {[%emt 0:00:45]} a5 {[%emt 0:00:27]} 60. Nd3 {[%emt 0:01:28]} Ne5 {[%emt 0:00:41]} 61. Nf4+ {[%emt 0:00:26]} Kc6 {[%emt 0:00:18]} 62. Ne6 {[%emt 0:00:14]} Kb6 {[%emt 0:00:53]} 63. Nd4 {[%emt 0:01:21]} Nc6 {[%emt 0:00:11]} 64. Ne6 {[%emt 0:00:48]} a4 {[%emt 0:00:35]} 65. Nf4 {[%emt 0:00:54]} b4+ {[%emt 0:02:49]} 66. Kc4 {[%emt 0:00:18]} Ka5 {[%emt 0:02:01]} 67. Nd3 {[%emt 0:00:15] [#]} a3 $2 {[%emt 0:00:25]} (67... b3 $1 {mates} 68. Kc3 Kb5 69. Nf2 Na5 70. Ne4 Nc4 71. Ng5 b2 72. Kc2 a3 73. Ne4 Kb4 74. Nc3 b1=Q+ 75. Kxb1 Kxc3 76. Ka2 Kb4 77. Ka1 Ne3 78. Kb1 Kc3 79. Kc1 Nc2 80. Kb1 Kb3 81. Kc1 a2 82. Kd2 a1=Q 83. Ke2 Qf6 84. Kd3 Qf3+ 85. Kd2 Qe3+ 86. Kd1 Qe1#) 68. Nxb4 $1 $11 {[%emt 0:00:07] The position is equal.} Nxb4 {[%emt 0:00:22]} 69. Kb3 {[%emt 0:00:06]} a2 {[%emt 0:00:21]} 70. Kb2 {[%emt 0:00:04]} Ka4 {[%emt 0:00:27]} 71. Ka1 {[%emt 0:02:20] Weighted Error Value: White=0.46/Black=0.01 (flawless)} 1/2-1/2

[Event "13th Chennai Open 2022"]
[Site "Chennai"]
[Date "2022.06.20"]
[Round "2.18"]
[White "Ravichandran, Siddharth"]
[Black "Praveen K B"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2352"]
[BlackElo "1574"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,55,8,22,0,0,0,10,0,24,32,22,0,0,0,0,0,6,6,36,37,31,23,14,12,15,16,50,24,89,84,111,111,114,112,118,119,105,122,111,117,114,114,127,127,113,119,531,527]} 1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:20]} 2. Nf3 {[%emt 0:00:10]} d6 {[%emt 0:00:37]} 3. Bb5+ {[%emt 0:01:24]} Bd7 {[%emt 0:00:46]} 4. Bxd7+ {[%emt 0:00:09]} Qxd7 {[%emt 0:00:43]} 5. O-O {[%emt 0:00:18]} Nc6 {[%emt 0:01:23]} 6. Qe2 {[%emt 0:02:13] B52: Sicilian: Moscow Variation with 3...Bd7.} g6 {[%emt 0:04:53] is the legacy move (6...Nf6).} 7. c3 {[%emt 0:00:59]} Bg7 {[%emt 0:00:12] Against d4} 8. Rd1 {[%emt 0:00:22] The position is equal.} d5 {[%emt 0:05:04]} 9. exd5 {[%emt 0:04:13]} Qxd5 {[%emt 0:00:48]} 10. d4 {[%emt 0:00:11] [#]} Rd8 $146 {[%emt 0:12:19]} ({Predecessor:} 10... Nf6 11. Qb5 cxd4 12. Qxb7 Rb8 13. Qa6 Ne4 14. cxd4 e5 15. Qe2 Rd8 16. Nc3 Nxc3 17. bxc3 {1-0 (41) Cimer,E (2306)-Nejanky,M (2027) Villa Martelli 2017}) 11. Be3 {[%emt 0:05:42]} cxd4 {[%emt 0:02:56]} 12. Nxd4 {[%emt 0:15:59]} Bxd4 {[%emt 0:14:16]} 13. Bxd4 {[%emt 0:04:05]} Nxd4 {[%emt 0:07:01]} 14. Rxd4 {[%emt 0:00:11]} Qa5 {[%emt 0:00:18]} 15. Rxd8+ {[%emt 0:02:07]} Qxd8 {[%emt 0:02:12]} 16. Na3 {[%emt 0:00:18]} Nf6 {[%emt 0:07:29]} 17. Rd1 {[%emt 0:00:36]} Qa5 {[%emt 0:00:42]} 18. Qe3 {[%emt 0:19:44]} (18. Qf3 $5 {[%cal Rf3b7]}) 18... Qa4 {[%emt 0:16:49] Against Nc4} (18... h5 $11) 19. Rd4 $16 {[%emt 0:04:32]} Qa6 {[%emt 0:00:57]} 20. h3 {[%emt 0:11:12] White is more active.} h5 {[%emt 0:07:50]} 21. Qe5 $40 {[%emt 0:03:15][%cal Re5b8][%mdl 128] [#] White goes for the king.} O-O {[%emt 0:02:43]} 22. Qxe7 {[%emt 0:00:10] Strongly threatening Rd6.} Re8 {[%emt 0:00:41]} 23. Rd8 {[%emt 0:00:12]} Rxd8 {[%emt 0:00:50]} 24. Qxd8+ {[%emt 0:00:06]} Kg7 {[%emt 0:00:39]} 25. Qd4 {[%emt 0:00:25]} Qe6 {[%emt 0:03:14]} 26. Nc4 {[%emt 0:04:25]} b5 {[%emt 0:05:57]} 27. Nd6 {[%emt 0:00:26]} Qxa2 $2 {[%emt 0:01:32][%mdl 8192] [#]} (27... a6 $16 28. a4 bxa4) 28. Ne8+ {[%emt 0:21:00] Weighted Error Value: White=0.05 (flawless) /Black=0.44} 1-0

