[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.1"]
[White "Matta, Vinay Kumar"]
[Black "Aronyak Ghosh"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2091"]
[BlackElo "2544"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,114,37,70,69,44,63,44,34,52,50,41,29,37,24,34,25,39,33,26,21,18,36,29,39,39,36,28,31,35,22,17,20,20,6,81,-27,-18,-28,-19,-46,-52,-54,-59,-55,-50,-53,-51,-59,-69,-85,-106,-98,-35,-75,-47,-65,-18,-19,-4,-39,-44,-32,-31,-53,-52,-28,-5,-5,-5,-6,-6,-8,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-387,-384,-1237,-1200,-29951,-29947,-29968,-29961,-29975,-29976,-29976,-29977,-29987,-29981]} 1. e4 {[%emt 0:00:03][%cal Be2e4,Be4e5][%mdl 32]} Nf6 {[%emt 0:00:36]} 2. e5 {[%emt 0:00:07]} Nd5 {[%emt 0:00:12]} 3. d4 {[%emt 0:00:13]} d6 {[%emt 0:00:11]} 4. c4 {[%emt 0:01:24]} Nb6 {[%emt 0:00:08]} 5. f4 {[%emt 0:00:12]} Bf5 {[%emt 0:02:45]} 6. Nc3 {[%emt 0:01:26]} dxe5 {[%emt 0:04:42]} 7. fxe5 {[%emt 0:00:18]} e6 {[%emt 0:00:17]} 8. Nf3 {[%emt 0:03:28]} Bb4 {[%emt 0:05:31]} 9. a3 $1 {[%emt 0:05:06][%cal Ba2a3,Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Bxc3+ {[%emt 0:01:01]} 10. bxc3 {[%emt 0:00:07]} c5 {[%emt 0:00:06]} 11. a4 {[%emt 0:04:22] White is slightly better.} (11. dxc5 Qxd1+ 12. Kxd1 Na4 $17) 11... Nc6 {[%emt 0:01:09]} 12. a5 {[%emt 0:03:57]} (12. dxc5 Nd7 13. a5 Nxc5 $15 (13... Ncxe5 14. a6 $15)) 12... Nd7 {[%emt 0:00:12]} 13. a6 {[%emt 0:02:46]} b6 14. Bg5 {[%emt 0:14:17]} f6 {[%emt 0:13:48]} 15. exf6 {[%emt 0:00:33]} Nxf6 {[%emt 0:00:39]} 16. Qa4 {[%emt 0:03:14]} Qd7 {[%emt 0:00:59]} 17. dxc5 {[%emt 0:03:12]} bxc5 {[%emt 0:05:03]} 18. Rd1 {[%emt 0:02:00]} Qc7 {[%emt 0:00:41]} 19. Bxf6 {[%emt 0:11:50]} gxf6 {[%emt 0:00:20]} 20. Qb5 {[%emt 0:01:20]} Qb6 {[%emt 0:24:39]} 21. Rd6 {[%emt 0:10:52]} Rc8 {[%emt 0:00:43]} 22. Nh4 {[%emt 0:01:20] [#] aiming for Nxf5.} Bg6 {[%emt 0:03:43]} 23. Qxb6 {[%emt 0:07:07]} (23. Rxe6+ Kf7 24. Rd6 Rhd8 25. Rxd8 (25. Qxb6 axb6 26. Rxd8 Nxd8 $11) 25... Qxd8 $14) 23... axb6 {[%emt 0:00:02]} 24. a7 {[%emt 0:01:11]} Nd8 {[%emt 0:10:28]} (24... Nxa7 $11 {keeps the balance.} 25. Rxe6+ (25. Rxb6 Rc6 $11) 25... Kf7 26. Rxb6 Rb8 27. Rxb8 Rxb8) 25. Nxg6 {[%emt 0:07:28]} (25. Rxb6 $16 Ra8 26. Ra6 (26. Nxg6 hxg6 27. Rb5 Rxa7 $15)) 25... hxg6 $11 {[%emt 0:00:05]} 26. Bd3 {[%emt 0:01:08]} f5 {[%emt 0:02:50] Prevents Be4} 27. Bc2 {[%emt 0:05:57][%cal Oe1f2] [#] Kf2! is the strong threat.} Rh7 $1 {[%emt 0:01:57]} 28. Ba4+ {[%emt 0:01:22]} Kf8 {[%emt 0:00:05]} 29. Bd7 {[%emt 0:02:25]} (29. Rxb6 Rxa7 30. Bc2 Rc6 $19) 29... Ra8 {[%emt 0:00:15]} 30. O-O {[%emt 0:01:19]} Ke7 {[%emt 0:05:47]} (30... Rxa7 31. Bxe6 Nxe6 (31... Ke7 32. Rxb6 Nxe6 33. Re1 $16) 32. Rxe6 $11) 31. Rfd1 {[%emt 0:00:43] And now Bb5 would win.} Rxa7 {[%emt 0:01:01][%cal Oa7a1]} 32. Bb5 {[%emt 0:00:14]} Nf7 {[%emt 0:01:36]} 33. Rxb6 {[%emt 0:00:07]} Rc7 {[%emt 0:00:19]} (33... Kf6 $17 34. Ba6 Ng5) 34. Ra1 {[%emt 0:01:50]} Kf6 {[%emt 0:03:28]} 35. Raa6 {[%emt 0:01:32]} Ng5 {[%emt 0:00:09]} (35... Re7 $15 {might be stronger.} 36. Bc6 (36. Rc6 Ne5 $17) 36... Nd8) 36. Bc6 $1 {[%emt 0:01:46]} Ke5 {[%emt 0:01:45]} 37. g3 {[%emt 0:00:52]} Ra7 {[%emt 0:01:35]} 38. h4 {[%emt 0:00:55]} Rxa6 {[%emt 0:00:02]} 39. Rxa6 $15 {[%emt 0:00:05][%mdl 4096] Endgame. KRB-KRN} Nf7 {[%emt 0:00:32]} 40. Be8 {[%emt 0:00:20]} Kf6 {[%emt 0:04:36]} 41. Bxf7 {[%emt 0:00:32]} Rxf7 $11 {[%emt 0:00:02] KR-KR} 42. Rc6 {[%emt 0:00:05]} Rd7 {[%emt 0:00:09]} 43. Rxc5 {[%emt 0:00:09]} Rd3 {[%emt 0:00:04]} 44. Kf2 {[%emt 0:00:17]} Rxc3 {[%emt 0:00:02]} 45. Rc8 {[%emt 0:00:13]} Ke5 {[%emt 0:00:21]} 46. Rg8 {[%emt 0:00:42]} Kf6 {[%emt 0:00:33]} 47. Rc8 {[%emt 0:00:12]} e5 {[%emt 0:00:52]} 48. Rc6+ {[%emt 0:01:04]} Kg7 {[%emt 0:00:19]} 49. Re6 {[%emt 0:01:36]} e4 {[%emt 0:00:08]} 50. g4 {[%emt 0:00:41]} Kf7 {[%emt 0:00:34]} 51. gxf5 {[%emt 0:01:08][%mdl 8192] Loses the game.} (51. Rd6 $11 {and White stays safe.}) 51... gxf5 $19 {[%emt 0:00:03]} ({Weaker is} 51... Rxc4 52. Rxg6 (52. fxg6+ Kxe6 53. Ke3 Kf5 $19) 52... e3+ 53. Kxe3 $11) 52. Rc6 {[%emt 0:00:11]} (52. Re5 Kf6 (52... Rxc4 53. Rxf5+ Kg7 54. Rb5 $11) 53. Re8) 52... f4 {[%emt 0:00:08]} 53. h5 {[%emt 0:00:29]} Rc2+ {[%emt 0:00:12] Black mates.} 54. Ke1 {[%emt 0:00:12]} f3 {[%emt 0:00:09]} 55. Rc5 {[%emt 0:01:20]} f2+ {[%emt 0:00:42]} 56. Kf1 {[%emt 0:00:07]} e3 {[%emt 0:00:05]} 57. Kg2 {[%emt 0:00:25]} Rc1 {[%emt 0:00:12] Weighted Error Value: White=0.40/Black=0.07 (flawless) .  Loses game:     	White=1     	---        Mistake:       	White=2     	Black=3      Inaccurate:     	White=4     	Black=1      OK:         	White=20    	Black=19     Best:        	White=1     	Black=4      Strong:       	White=1     	Black=1} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.2"]
[White "Siddharth, Jagadeesh"]
[Black "Sarwat, Walaa"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2515"]
[BlackElo "2088"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,111,15,10,28,17,27,17,39,37,37,33,38,30,46,52,47,47,55,54,63,75,60,69,66,66,69,67,87,84,123,83,127,107,96,88,90,86,99,103,96,84,87,89,135,83,80,96,104,113,122,71,127,136,118,106,112,114,107,88,241,144,265,258,339,349,377,402,389,364,526,491,551,501,956,956,956,922,976,967,1486,1475,1487,1404,1218,1014,1010,1001,29964,1609,29958,4394,29969,29958,29950,29937,29993,29985,29983,5623,29980,29974]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:11]} 3. Bc4 {[%emt 0:00:06]} Bc5 {[%emt 0:00:27]} 4. d3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:58]} 5. Bg5 {[%emt 0:00:05]} h6 {[%emt 0:01:06]} 6. Bh4 {[%emt 0:00:07]} O-O {[%emt 0:01:08]} 7. O-O {[%emt 0:00:58]} Be7 {[%emt 0:01:00]} 8. Bg3 {[%emt 0:00:09]} d6 {[%emt 0:00:11]} 9. a4 {[%emt 0:00:05]} Be6 {[%emt 0:01:00]} 10. Bxe6 {[%emt 0:01:46]} fxe6 {[%emt 0:00:10]} 11. c3 {[%emt 0:00:25]} Qd7 {[%emt 0:01:33]} 12. b4 {[%emt 0:00:44][%cal Bb2b4,Bb4b5][%mdl 32]} Qe8 {[%emt 0:03:36]} 13. Nbd2 {[%emt 0:03:41]} Nh5 {[%emt 0:03:17]} 14. b5 {[%emt 0:02:21]} Nb8 {[%emt 0:01:04]} 15. d4 {[%emt 0:01:49]} exd4 {[%emt 0:01:34]} 16. cxd4 {[%emt 0:08:06]} Nd7 {[%emt 0:00:47]} 17. Qb3 {[%emt 0:01:53]} Qf7 {[%emt 0:00:40]} 18. Rac1 Bd8 {[%emt 0:02:13]} 19. Nc4 {[%emt 0:14:08]} Qg6 {[%emt 0:03:08]} 20. Rfe1 {[%emt 0:03:40]} Nf4 {[%emt 0:01:18]} 21. Qe3 {[%emt 0:10:13]} Qg4 {[%emt 0:01:39]} 22. Rc3 {[%emt 0:00:20]} Nh5 {[%emt 0:02:11]} 23. h3 {[%emt 0:06:18]} Qg6 {[%emt 0:00:16]} 24. Bh2 {[%emt 0:00:04]} Nhf6 {[%emt 0:03:41]} 25. Rcc1 {[%emt 0:01:53]} Nh7 {[%emt 0:03:42]} 26. Kh1 {[%emt 0:10:00]} Ng5 {[%emt 0:01:17]} 27. Nfd2 {[%emt 0:00:27]} Nf7 {[%emt 0:03:27]} (27... d5) 28. Nb2 {[%emt 0:04:16]} (28. f4) 28... a6 $16 {[%emt 0:02:12]} 29. Qb3 {[%emt 0:02:50]} e5 {[%emt 0:09:57]} 30. dxe5 {[%emt 0:03:15]} dxe5 {[%emt 0:01:24]} 31. Nd3 {[%emt 0:00:39]} ({White should play} 31. f4) 31... Kh7 {[%emt 0:02:22]} ({Better is} 31... axb5 32. Qxb5 (32. Bxe5 bxa4 33. Qxb7 Qa6 $11) (32. axb5 Re8 $16) 32... Qe6) 32. f4 {[%emt 0:03:56]} axb5 {[%emt 0:18:35]} 33. Qxb5 {[%emt 0:03:06]} Qe6 {[%emt 0:00:39]} 34. f5 {[%emt 0:03:48]} (34. Nxe5 Ndxe5 35. fxe5 Bh4 $14) 34... Qe8 {[%emt 0:05:05]} 35. Nf3 {[%emt 0:00:06] White is much more active.} Nb6 $2 {[%emt 0:01:24]} (35... b6 $16) 36. Qb1 {[%emt 0:05:32]} (36. Bxe5 $18 Rxa4 37. Qb1) 36... Rxa4 {[%emt 0:10:24]} (36... Nd7 $16 37. Qxb7 Rxa4) 37. Nc5 $18 {[%emt 0:01:54]} Rc4 {[%emt 0:00:33]} 38. Ne6 {[%emt 0:00:22]} (38. Nxb7 Bf6 $16) 38... Rg8 {[%emt 0:00:36]} 39. Nxe5 {[%emt 0:00:10]} (39. Bxe5 Rxc1 40. Rxc1 Nxe5 $18) 39... Nxe5 {[%emt 0:01:55]} 40. Bxe5 {[%emt 0:00:03]} Qc6 {[%emt 0:07:27]} (40... Bh4 {was called for.} 41. Rf1 (41. Nxc7 $2 {too greedy.} Qxe5 42. Qxb6 Rxc7 $19) 41... Qc6 42. Bxc7 (42. Nxc7 Rc8 $16) 42... Rc8) 41. Bd4 {[%emt 0:04:43]} Bh4 {[%emt 0:03:04]} 42. Rf1 {[%emt 0:00:02]} Rxc1 {[%emt 0:01:03]} (42... Bg5 $142) 43. Rxc1 {[%emt 0:01:37]} Nc4 {[%emt 0:00:05]} 44. e5 {[%emt 0:01:34]} Kh8 {[%emt 0:00:21][%cal Bh7h8,Bh8g7,Bg7g8,Bg8f8][%mdl 32]} 45. Nf4 {[%emt 0:00:28] Threatens to win with Ng6+.} Rd8 {[%emt 0:00:45] [#]} 46. f6 $1 {[%emt 0:00:48]} gxf6 {[%emt 0:02:38]} 47. Ng6+ {[%emt 0:00:09]} Kg7 {[%emt 0:00:47]} 48. Nxh4 {[%emt 0:00:07]} fxe5 {[%emt 0:00:34]} 49. Bxe5+ {[%emt 0:00:08]} Kg8 {[%emt 0:00:19]} 50. Nf5 {[%emt 0:00:51]} (50. Qb3 $142 Qe4 51. Qg3+ (51. Qxc4+ Qxc4 52. Rxc4 Rd1+ 53. Kh2 c6 $18) (51. Rxc4 Qe1+ 52. Kh2 Qxe5+ 53. Rf4+ Rd5 $18) (51. Bxc7 Rd4 $18) 51... Kf7 52. Qg7+ (52. Bxc7 Rd3 $18) (52. Re1 Qxe1+ 53. Qxe1 Nd6 $18) 52... Ke6 53. Qf6+ (53. Bxc7 Rd4 $18) (53. Qxh6+ Kd5 $18) (53. Qxc7 Rd7 $18) 53... Kd5 54. Qxd8+ Kxe5 55. Qe7+ (55. Qxc7+ Ke6 $18) (55. Qe8+ Kd5 $18) 55... Kd5 56. Rd1+ (56. Qxc7 Qd3 $18) 56... Qd4 57. Qf7+ (57. Rxd4+ Kxd4 58. Nf5+ Kc3 $18) 57... Kc6 58. Rxd4) 50... Qe6 {[%emt 0:00:47]} 51. Ba1 {[%emt 0:00:32]} (51. Nxh6+ $142 Kf8 52. Rf1+ (52. Bxc7 Rd7 $18) 52... Ke8 53. Rf6 (53. Bxc7 Ne3 $18) 53... Rd6 54. Rxe6+ Rxe6 55. Qb5+ (55. Bxc7 Rxh6 56. Qe4+ Kf8 $18) 55... c6 56. Qxc4 Rxh6 57. Qg8+ Ke7 58. Qg5+ Ke6 59. Qxh6+ Kxe5 60. Qe3+ Kd6 61. h4) 51... Rf8 {[%emt 0:00:39] [#]} 52. Rxc4 $1 {[%emt 0:00:25]} Rxf5 {[%emt 0:00:28]} 53. Rxc7 {[%emt 0:00:09]} b5 {[%emt 0:00:26]} 54. Rg7+ {[%emt 0:01:08]} Kf8 {[%emt 0:00:07]} 55. Rg3 {[%emt 0:00:11]} (55. Rb7 $142 Ke8 56. Bd4 (56. Rxb5 Rxb5 57. Qxb5+ Kf7 $18) 56... Rh5 57. Rb8+ (57. Rxb5 Rxb5 58. Qxb5+ Kf7 $18) 57... Kd7 58. Qh7+ (58. Rxb5 Rxb5 59. Qxb5+ Kc8 $18) 58... Kd6 59. Rb6+ Kd5 60. Qb7+ (60. Rxb5+ Kxd4 61. Rxh5 Qe4 $18) (60. Rxe6 Kxe6 61. Qg6+ Kd5 $18) 60... Kxd4 61. Rxe6) 55... Qf7 {[%emt 0:00:32] [#]} 56. Qxf5 $1 {[%emt 0:00:14]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.3"]
[White "Divitt Arora"]
[Black "Iniyan, Pa"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2086"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,68,18,0,14,0,0,0,0,0,0,0,0,-14,-16,-20,-26,-15,0,0,0,-57,-58,-48,-45,-65,-79,-77,-85,-67,-87,-72,-71,-79,-77,-95,-99,-90,-92,-147,-154,-170,-162,-373,-377,-375,-392,-528,-513,-1101,-1069,-1097,-1093,-1284,-1284,-1486,-1498,-1566,-1659]} 1. e4 {[%emt 0:00:11]} c5 {[%emt 0:00:16]} 2. Nf3 {[%emt 0:00:13]} d6 {[%emt 0:00:07]} 3. Bb5+ {[%emt 0:00:07]} Nd7 {[%emt 0:00:05]} 4. d4 {[%emt 0:00:13]} cxd4 {[%emt 0:00:09]} 5. Qxd4 {[%emt 0:00:07]} a6 {[%emt 0:00:06]} 6. Bxd7+ {[%emt 0:00:12]} Bxd7 {[%emt 0:00:07]} 7. O-O {[%emt 0:01:12]} Rc8 {[%emt 0:00:50][%cal Oe7e5]} (7... Nf6 $5) 8. c4 {[%emt 0:00:53]} e5 {[%emt 0:00:26]} 9. Qd3 {[%emt 0:02:32]} Qc7 {[%emt 0:00:06]} 10. b3 {[%emt 0:01:44]} b5 {[%emt 0:00:08][%cal Rb5c4]} 11. Nfd2 {[%emt 0:03:03]} Nf6 {[%emt 0:00:26]} 12. Bb2 {[%emt 0:03:15]} Be7 {[%emt 0:02:09]} 13. Nc3 {[%emt 0:04:43][%cal Rc4b5]} O-O {[%emt 0:00:09]} 14. Rac1 {[%emt 0:20:59][%cal Rc4b5]} Qa5 {[%emt 0:04:06]} 15. a3 {[%emt 0:01:54]} Qb6 {[%emt 0:01:06]} 16. Rfd1 {[%emt 0:04:06]} (16. cxb5 $11 axb5 17. b4) 16... Bg4 $1 $15 {[%emt 0:08:25]} 17. Ne2 {[%emt 0:11:48]} Nd7 {[%emt 0:01:23][%cal Bf6d7,Bd7c5,Bc5d3][%mdl 32] and ...Nc5 should not be overlooked} 18. h3 {[%emt 0:06:18]} Nc5 {[%emt 0:36:40]} 19. Qe3 {[%emt 0:00:08] [#]} Bg5 $1 {[%emt 0:00:08]} 20. Qxg5 {[%emt 0:02:19]} Bxe2 {[%emt 0:00:07]} 21. Re1 {[%emt 0:01:32] [#]} Bxc4 $1 {[%emt 0:01:07]} 22. bxc4 {[%emt 0:11:49] Black must now prevent Qe3.} Nd3 $1 $36 {[%emt 0:01:48][%csl LRb2,LRc1,LRe1,LRf2][%mdl 2048] Black is in control.} 23. Re3 {[%emt 0:13:34]} Nxb2 {[%emt 0:00:08]} 24. Rg3 {[%emt 0:00:04]} g6 {[%emt 0:00:07][%cal Rb5c4] Active counter play!} (24... Nxc4 25. Qxg7#) 25. Qh6 {[%emt 0:00:52]} ({White should play} 25. Rb3 Na4 (25... Nxc4 $2 26. Rxc4 a5 27. Qf6 $18) 26. Qh6) 25... Nxc4 $17 {[%emt 0:14:01]} 26. Nf3 {[%emt 0:03:23] White wants to mate with Ng5.} Qb7 {[%emt 0:00:06][%cal Of7f6]} (26... Nxa3 27. Ng5 Rxc1+ 28. Kh2) 27. Ng5 $2 {[%emt 0:01:13]} (27. Rd1) 27... f6 $19 {[%emt 0:00:17]} 28. Ne6 {[%emt 0:02:22]} ({Reject} 28. Nxh7 Qxh7 29. Rxg6+ Kh8 30. Rxf6 (30. Rxc4 $2 bxc4 31. Rxf6 Qxh6 $19) 30... Qxh6 31. Rxh6+ Kg7) 28... Rf7 {[%emt 0:00:37]} 29. Rcc3 {[%emt 0:02:21][%cal Og3g6]} Qe7 {[%emt 0:07:43]} 30. Rxg6+ {[%emt 0:01:02]} (30. f4 $142 Qxe6 31. f5) 30... hxg6 {[%emt 0:00:06]} 31. Qxg6+ {[%emt 0:00:39]} Kh8 {[%emt 0:00:12]} 32. Rf3 {[%emt 0:01:04]} Qxe6 {[%emt 0:01:18]} 33. Rf5 {[%emt 0:00:11]} Rg7 {[%emt 0:00:11]} ({Worse is} 33... Nxa3 34. Rh5+) 34. Qh6+ {[%emt 0:00:54]} Rh7 {[%emt 0:00:08]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.4"]
[White "Shyam, Sundar M."]
[Black "Sharnarthi Viresh"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2470"]
[BlackElo "2084"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,123,11,8,22,0,16,27,43,44,49,39,80,41,45,27,63,78,56,33,37,34,37,0,79,17,47,41,91,79,103,109,118,86,84,81,136,137,253,251,261,256,237,229,261,243,258,215,230,230,249,236,225,233,229,204,280,287,283,290,298,307,275,293,323,328,474,466,475,471,469,475,483,467,576,510,581,574,523,531,580,516,583,598,575,587,29967,29968,29968,29970,29968,11821,29975,29973,29976,29977,29974,5683,29976,29977,29977,29974,29973,29975,29975,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8]} 1. d4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:18]} 2. Bg5 {[%emt 0:00:05]} Ne4 {[%emt 0:01:47]} 3. Bf4 {[%emt 0:00:11]} d5 {[%emt 0:02:46]} 4. Nd2 {[%emt 0:00:11]} Bf5 {[%emt 0:01:11]} 5. e3 {[%emt 0:01:28]} e6 {[%emt 0:02:20]} 6. Bd3 {[%emt 0:12:09]} Nd7 {[%emt 0:10:54]} 7. Bxe4 {[%emt 0:04:34]} dxe4 {[%emt 0:00:08]} 8. Ne2 Bg6 {[%emt 0:08:32]} 9. c3 {[%emt 0:05:29]} Be7 {[%emt 0:03:31]} 10. Qb3 {[%emt 0:02:52]} O-O {[%emt 0:09:02]} 11. Ng3 {[%emt 0:07:27]} Nf6 {[%emt 0:00:41]} 12. O-O {[%emt 0:09:06]} h5 {[%emt 0:13:55]} 13. Bg5 {[%emt 0:10:14] White is more active.} (13. Qxb7 Rb8 14. Qxc7 (14. Qxa7 Nd5 $11) 14... Qxc7 15. Bxc7 Rxb2 $15) 13... Qd5 {[%emt 0:01:02]} 14. h4 {[%emt 0:01:21]} b5 {[%emt 0:03:18]} 15. Rfc1 {[%emt 0:07:12]} Rfb8 {[%emt 0:01:34]} 16. Rc2 {[%emt 0:03:08]} (16. Qxd5 {simplifies} exd5 17. Rc2 c6 18. a4) 16... Rb6 {[%emt 0:14:12] [#]} (16... Qd7 $11) 17. c4 {[%emt 0:02:12]} (17. Qxd5 $1 $16 exd5 18. a4) 17... bxc4 {[%emt 0:00:15]} 18. Qxc4 {[%emt 0:00:02]} Rab8 {[%emt 0:02:26]} (18... Qd8 $14) 19. b3 $16 {[%emt 0:04:15]} (19. Qxc7 Bd6 20. Qc3 Ng4 $15) 19... R8b7 {[%emt 0:02:45]} 20. Qe2 {[%emt 0:02:15]} e5 {[%emt 0:09:14]} 21. Nc4 {[%emt 0:09:28]} exd4 {[%emt 0:00:08] Threatens to win with ...d3.} 22. Nxb6 {[%emt 0:00:04]} cxb6 {[%emt 0:00:34]} (22... axb6 $142 23. exd4 Bf8 24. Bxf6 gxf6) 23. exd4 {[%emt 0:00:55]} b5 {[%emt 0:00:40]} (23... Kh7 $16 {is a better defense.}) 24. Nf1 $18 {[%emt 0:08:50][%cal Bg3f1,Bf1e3,Be3d5,Bd5f6][%mdl 32]} Qxd4 {[%emt 0:00:26]} 25. Rd1 {[%emt 0:00:03]} Qe5 {[%emt 0:00:07]} 26. Ne3 {[%emt 0:00:24] Prevents Ng4} Kh7 {[%emt 0:00:43]} 27. g3 {[%emt 0:00:08]} Qe6 {[%emt 0:04:49]} 28. Kg2 {[%emt 0:02:00]} a6 {[%emt 0:00:30]} 29. Rcd2 {[%emt 0:00:59]} Nd7 {[%emt 0:01:02]} 30. Bxe7 {[%emt 0:00:14]} Qxe7 {[%emt 0:00:01]} 31. Nd5 {[%emt 0:00:56]} Qc5 {[%emt 0:02:33]} 32. Qe3 {[%emt 0:02:51]} b4 {[%emt 0:03:50] [#]} 33. Nf6+ $1 {[%emt 0:01:42][%mdl 512]} gxf6 {[%emt 0:00:23]} 34. Rxd7 {[%emt 0:00:02]} Rb5 {[%emt 0:00:52]} 35. Qxc5 {[%emt 0:02:09]} Rxc5 {[%emt 0:00:01][%mdl 4096] Endgame KRR-KRB} 36. R7d6 {[%emt 0:00:04][%cal Bd7d6,Bd6f6,Bf6b6,Bb6b5][%mdl 32]} Ra5 {[%emt 0:01:03]} 37. R1d2 {[%emt 0:00:15]} ({Weaker is} 37. Rxf6 Rxa2 38. Kf1 a5 $14) 37... Ra3 {[%emt 0:00:30]} (37... Kg7 $142 38. Rb6 Bf5 39. Rxb4 Kh7) 38. Rxf6 {[%emt 0:00:39]} Kg7 {[%emt 0:00:16]} 39. Rb6 {[%emt 0:00:42]} a5 {[%emt 0:00:01]} 40. Rb2 {[%emt 0:00:38]} Bf5 {[%emt 0:00:38]} 41. Kf1 {[%emt 0:00:10]} Be6 {[%emt 0:01:27]} 42. Ke2 {[%emt 0:00:20]} Kf6 {[%emt 0:00:16]} 43. Ke3 {[%emt 0:00:26]} Ke5 {[%emt 0:00:02]} 44. Rb5+ {[%emt 0:01:06]} Kd6 {[%emt 0:00:01]} 45. Rc2 {[%emt 0:01:22]} a4 {[%emt 0:00:53]} 46. Rxb4 {[%emt 0:00:04]} axb3 {[%emt 0:00:06]} 47. axb3 {[%emt 0:00:02]} Rxb3+ {[%emt 0:00:23]} 48. Rxb3 {[%emt 0:00:04]} (48. Kxe4 $2 Rxb4+ 49. Ke3 Rb3+ 50. Kf4 Bg4 $19) 48... Bxb3 {[%emt 0:00:06] KR-KB} 49. Rb2 {[%emt 0:00:35]} Bd5 {[%emt 0:00:27]} 50. Kf4 {[%emt 0:00:09]} (50. Kd4 $142 Bc6 51. Rb8 f5 52. Rh8 Ba4 53. Rxh5 Ke6 54. Ke3 Kf6 55. Rg5) 50... f6 {[%emt 0:00:27]} 51. Rb8 {[%emt 0:00:39]} Ke7 {[%emt 0:00:18]} 52. Rh8 {[%emt 0:00:09]} Bf7 {[%emt 0:00:07]} 53. Kf5 {[%emt 0:01:47]} (53. Rh7 $142 Ke6 54. Rxf7 (54. Kxe4 $2 {loses.} Bg6+ 55. Kf3 Bxh7 $19) 54... Kxf7 55. Kxe4 Kf8 56. Kf5 Kf7 57. f3 Ke7 58. Kg6) 53... Be6+ {[%emt 0:00:20]} 54. Kxe4 {[%emt 0:00:07]} Bf7 {[%emt 0:00:22]} 55. Kf5 {[%emt 0:00:19]} Be6+ {[%emt 0:00:02]} 56. Kg6 {[%emt 0:00:05]} Bg4 {[%emt 0:00:09] [#]} 57. Rf8 $2 {[%emt 0:00:21]} Kxf8 $11 {[%emt 0:00:05]} 58. Kxf6 {[%emt 0:00:06]} Ke8 {[%emt 0:00:24]} 59. Kg5 {[%emt 0:02:52]} Kf7 {[%emt 0:00:09]} 60. Kf4 $1 {[%emt 0:00:11]} Kf6 {[%emt 0:00:12]} 61. f3 {[%emt 0:00:05]} Be6 {[%emt 0:00:02]} 62. g4 {[%emt 0:00:01]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.5"]
[White "Choubey Saurabh"]
[Black "Mayank Chakraborty"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2083"]
[BlackElo "2457"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,120,40,43,8,27,11,43,29,22,25,47,51,91,91,89,102,117,118,109,37,32,-58,-74,-65,-6,0,-7,-7,-7,-7,-7,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,5,6,0,0,0,22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,21,8,8,8,13,8,55,0,0,0,48,0,0,0,56]} 1. d4 {[%emt 0:00:34]} Nf6 {[%emt 0:00:02]} 2. c4 {[%emt 0:00:46]} g6 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:02:31]} Bg7 {[%emt 0:00:02]} 4. Nc3 {[%emt 0:05:37]} O-O {[%emt 0:00:02]} 5. e3 {[%emt 0:02:39]} d6 {[%emt 0:02:38]} 6. Be2 {[%emt 0:01:04]} b6 {[%emt 0:01:33]} 7. O-O {[%emt 0:00:58]} Bb7 {[%emt 0:00:03]} 8. b3 {[%emt 0:03:13]} Nbd7 {[%emt 0:03:52]} 9. Bb2 {[%emt 0:01:09]} e5 {[%emt 0:04:12]} 10. d5 {[%emt 0:02:53] White is slightly better.} Qe7 {[%emt 0:10:08]} 11. e4 {[%emt 0:07:25]} Nh5 {[%emt 0:00:15][%cal Bf6h5,Bh5g3,Bg3e2][%mdl 32]} 12. g3 {[%emt 0:00:52]} f5 {[%emt 0:03:00]} 13. exf5 {[%emt 0:11:05]} gxf5 {[%emt 0:00:25] [#]} 14. Nxe5 $1 {[%emt 0:10:27]} Nxg3 {[%emt 0:02:37] [#]} (14... Bxe5 15. Bxh5) 15. Nxd7 $1 {[%emt 0:05:41]} Nxe2+ {[%emt 0:01:14]} 16. Qxe2 {[%emt 0:01:19]} (16. Nxe2 $16 Qxd7 17. Bxg7 Qxg7+ 18. Kh1) 16... Qxd7 $14 {[%emt 0:01:23]} 17. Nb5 {[%emt 0:12:48]} (17. Kh1 $14) 17... Rae8 $15 {[%emt 0:05:15]} 18. Qd2 {[%emt 0:00:46][%cal Ob2g7]} c6 {[%emt 0:09:30]} ({Better is} 18... Bxb2 $1 $15 19. Qxb2 Bxd5) 19. Bxg7 $11 {[%emt 0:10:26]} Qxg7+ {[%emt 0:00:06]} 20. Kh1 {[%emt 0:00:22]} cxd5 $1 {[%emt 0:04:08]} (20... cxb5 $2 {perishes.} 21. Rg1 Rf6 22. Rxg7+ Kxg7 23. Rg1+ (23. cxb5 Re5 $18) 23... Rg6 24. Qd4+ (24. cxb5 Re5 $18) 24... Kf7 25. Qf4 $18 (25. cxb5 Re4 $18)) 21. cxd5 {[%emt 0:05:55][%cal Of1g1] Threatens to win with Rg1!} Re5 {[%emt 0:04:42]} 22. Nc3 {[%emt 0:02:15] Strongly threatening Rg1.} Qf7 {[%emt 0:13:28][%cal Rb7d5]} 23. Rad1 {[%emt 0:02:42]} Qf6 {[%emt 0:07:50]} 24. f4 {[%emt 0:01:15]} Re7 {[%emt 0:00:38]} 25. Rg1+ {[%emt 0:01:11]} Kh8 {[%emt 0:00:44]} 26. Rg3 {[%emt 0:00:20]} Rg8 {[%emt 0:12:07]} 27. Rxg8+ {[%emt 0:01:33]} Kxg8 {[%emt 0:00:02]} 28. Rg1+ {[%emt 0:00:14]} Rg7 {[%emt 0:00:43]} 29. Qe3 {[%emt 0:01:18] Black must now prevent Qe8+.} Rxg1+ {[%emt 0:01:43]} 30. Kxg1 {[%emt 0:00:30][%mdl 4096] Endgame. KQB-KQN} Kf8 {[%emt 0:01:50]} 31. a4 {[%emt 0:01:47]} Qg6+ {[%emt 0:02:48]} 32. Kf2 {[%emt 0:00:46]} Qh5 {[%emt 0:01:17]} 33. h3 {[%emt 0:00:38]} Qh4+ {[%emt 0:01:01]} 34. Qg3 {[%emt 0:00:11]} Qf6 {[%emt 0:01:06]} 35. Qe3 {[%emt 0:00:02]} h5 {[%emt 0:01:11]} 36. Kg2 {[%emt 0:01:19]} h4 {[%emt 0:00:24]} 37. Kf2 {[%emt 0:00:14]} Qg7 {[%emt 0:01:31]} 38. b4 {[%emt 0:00:53][%cal Bb3b4,Bb4b5][%mdl 32]} Ba6 {[%emt 0:01:45]} 39. b5 {[%emt 0:01:15]} Bb7 {[%emt 0:00:45]} 40. Qd3 {[%emt 0:00:23]} Ke8 {[%emt 0:01:11]} 41. Ne2 {[%emt 0:00:42]} Qf7 {[%emt 0:00:25]} 42. Nc3 {[%emt 0:00:50]} Qg7 {[%emt 0:00:30]} 43. Ne2 {[%emt 0:00:16]} Qf7 {[%emt 0:00:15]} 44. Nc3 {[%emt 0:00:06]} Qf6 {[%emt 0:01:02]} 45. Ne2 {[%emt 0:01:54]} Kd7 {[%emt 0:00:51]} 46. Nc3 {[%emt 0:01:08]} Kd8 {[%emt 0:00:07]} 47. Ne2 {[%emt 0:00:34]} Qf7 {[%emt 0:00:17]} 48. Nc3 {[%emt 0:00:02]} Qg7 {[%emt 0:01:00]} 49. Ne2 {[%emt 0:00:32]} Qf7 {[%emt 0:00:32]} 50. Nc3 {[%emt 0:00:03]} Qg7 {[%emt 0:00:04]} 51. Ne2 {[%emt 0:01:28]} Qc7 {[%emt 0:01:18]} 52. Qxf5 {[%emt 0:00:40] aiming for Qf8+.} Qc5+ {[%emt 0:00:03]} 53. Ke1 {[%emt 0:00:37]} Bxd5 {[%emt 0:00:35]} 54. Qf6+ {[%emt 0:00:45]} Kd7 {[%emt 0:00:30]} 55. Qxh4 {[%emt 0:00:14]} Qb4+ {[%emt 0:00:47]} 56. Kf2 {[%emt 0:00:15]} Qc5+ {[%emt 0:00:28]} (56... Qxa4 $11 57. Qh7+ Ke8) 57. Ke1 {[%emt 0:00:18]} Qb4+ {[%emt 0:00:04]} 58. Kf2 {[%emt 0:00:05]} Qc5+ {[%emt 0:01:23]} 59. Ke1 {[%emt 0:00:13]} (59. Kf1 $14) 59... Qb4+ {[%emt 0:01:22]} 60. Kf2 {[%emt 0:01:31]} (60. Kf1 $11) 60... Qc5+ {[%emt 0:01:04] Weighted Error Value: White=0.09 (flawless) /Black=0.06 (flawless) .  Mistake:       	White=4     	Black=2      Inaccurate:     	---       	Black=2      OK:         	White=23    	Black=16     Best:        	White=2     	Black=7      Strong:       	White=1     	Black=1} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.6"]
[White "Shyaam Nikhil P"]
[Black "Kotikalapudi, Aditya Krishna"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2449"]
[BlackElo "2078"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,53,-6,0,0,-4,-37,-22,-29,-39,-78,-31,-53,-85,-61,0,-69,-55,-71,88,87,78,54,115,112,713,708,1355,1002,1026,993,1026,978,1354,1319,1553,1039,980,932]} 1. e4 {[%emt 0:00:51]} c5 {[%emt 0:00:17]} 2. Nc3 {[%emt 0:00:55]} Nc6 {[%emt 0:00:27]} 3. g3 {[%emt 0:01:10]} g6 {[%emt 0:00:26]} 4. Bg2 {[%emt 0:00:22]} Bg7 {[%emt 0:01:02]} 5. d3 {[%emt 0:00:41]} Rb8 {[%emt 0:00:47]} 6. Be3 {[%emt 0:01:36]} b5 {[%emt 0:03:07][%cal Bb7b5,Bb5b4][%mdl 32]} 7. Qd2 {[%emt 0:07:19]} b4 {[%emt 0:00:20]} 8. Nd1 {[%emt 0:00:11]} d6 {[%emt 0:00:40]} 9. Ne2 {[%emt 0:01:20]} a5 {[%emt 0:02:23]} 10. O-O {[%emt 0:02:09]} h5 {[%emt 0:01:45]} 11. f4 {[%emt 0:02:35]} h4 {[%emt 0:13:30]} 12. c3 {[%emt 0:12:01][%cal Bc2c3,Bc3d4,Bd4d5][%mdl 32] The position is equal.} hxg3 {[%emt 0:00:00]} 13. Nxg3 {[%emt 0:10:01][%cal Oe4e5]} Bd7 {[%emt 0:03:26]} (13... e5 $17) 14. d4 {[%emt 0:01:39]} cxd4 {[%emt 0:01:56]} 15. cxd4 {[%emt 0:00:07] [#] Threatens to win with d5.} a4 {[%emt 0:00:10]} ({Black should try} 15... e5 $15 16. dxe5 dxe5) 16. Nf2 {[%emt 0:04:22]} (16. f5 $11 gxf5 17. Nxf5 Bxf5 18. Rxf5) 16... Na5 $1 $15 {[%emt 0:07:00]} 17. Rfc1 {[%emt 0:05:18] Prevents Nc4.} Be6 $2 {[%emt 0:07:51] [#]} (17... b3 $17 {keeps the pressure on. aiming for ...bxa2.} 18. a3 Bb5) 18. d5 $1 $36 {[%emt 0:03:27][%mdl 2048] Black is under strong pressure.} Bd7 {[%emt 0:10:50]} 19. Bd4 {[%emt 0:00:18]} Bxd4 {[%emt 0:01:59]} (19... Kf8 $1 $14) 20. Qxd4 {[%emt 0:00:06]} Rh4 {[%emt 0:00:14][%mdl 8192] This costs Black the game.} (20... f6 $16) 21. Qg7 $18 {[%emt 0:00:32][%cal Rg7g8] White is clearly winning.} Bc8 {[%emt 0:13:57]} 22. Qxg8+ {[%emt 0:01:00]} Kd7 {[%emt 0:00:02]} 23. Qxf7 {[%emt 0:01:51]} Qe8 {[%emt 0:01:07]} 24. Qg7 {[%emt 0:03:09]} Rxf4 {[%emt 0:01:24]} 25. Qd4 {[%emt 0:00:37]} Qd8 {[%emt 0:04:01]} 26. Qa7+ {[%emt 0:01:48]} Bb7 {[%emt 0:00:08]} 27. Qe3 {[%emt 0:03:00] Weighted Error Value: White=0.24 (precise) /Black=0.37.  Loses game:     	---       	Black=1      Mistake:       	White=1     	Black=4      Inaccurate:     	White=2     	Black=1      OK:         	White=2     	Black=4      Best:        	White=1     	Black=1      Strong:       	White=1     	Black=1} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.7"]
[White "Mehta Naitik R"]
[Black "Rios Gomez, Cristhian Camilo"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2075"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,70,0,0,-35,0,-12,0,-29,-12,-26,-19,-42,-47,-104,-76,-79,-70,-82,0,0,0,-77,-79,-73,-68,-219,-230,-186,-213,-316,-320,-518,-498,-526,-499,-531,-536,-492,-489,-595,-620,-559,-537,-627,-585,-654,-643,-625,-626,-722,-700,-689,-706,-679,-677,-1121,-1122,-1003,-991,-29971,-29960,-4935,-3821]} 1. e4 {[%emt 0:01:28]} c5 {[%emt 0:00:24]} 2. Nf3 {[%emt 0:01:02]} Nc6 {[%emt 0:00:12]} 3. g3 {[%emt 0:00:23]} e5 {[%emt 0:00:54]} 4. Bg2 {[%emt 0:00:49]} g6 {[%emt 0:00:57]} 5. h4 {[%emt 0:02:38]} Nf6 {[%emt 0:00:19]} 6. d3 {[%emt 0:01:43]} h6 {[%emt 0:00:30]} 7. O-O {[%emt 0:10:46]} Bg7 {[%emt 0:02:08]} 8. Nbd2 {[%emt 0:19:39][%cal Ob2b4]} d5 9. c3 {[%emt 0:02:20][%cal Oh4h5]} O-O {[%emt 0:08:17]} 10. Re1 {[%emt 0:08:51][%cal Oh4h5]} d4 {[%emt 0:05:20]} 11. c4 {[%emt 0:02:39]} ({White should try} 11. Nc4 $15) 11... Ng4 {[%emt 0:00:19]} 12. Nh2 {[%emt 0:02:10]} Nxh2 {[%emt 0:00:12]} 13. Kxh2 {[%emt 0:00:02]} f5 {[%emt 0:00:02] Black is more active.} ({Black should play} 13... Be6 $17) 14. exf5 $11 {[%emt 0:00:52]} gxf5 {[%emt 0:00:09][%cal Oe5e4]} 15. a3 {[%emt 0:18:41] [#]} (15. Bd5+ $1 $11 Kh8 16. Nf3) 15... e4 $1 $17 {[%emt 0:06:51]} 16. dxe4 {[%emt 0:00:39]} f4 {[%emt 0:00:07]} 17. e5 $2 {[%emt 0:03:00]} fxg3+ {[%emt 0:02:28]} (17... Bxe5 18. Bd5+ Kg7 19. Kg2 fxg3 20. fxg3 $15) 18. fxg3 {[%emt 0:00:07]} Nxe5 {[%emt 0:01:44]} 19. Rxe5 {[%emt 0:03:28]} (19. Bd5+ $142 Kh8 20. Nf3) 19... Bxe5 $19 {[%emt 0:00:10]} 20. Qh5 $2 {[%emt 0:00:35] [#]} (20. Bd5+ {was the only chance.} Kh8 21. Nf3) 20... Bxg3+ $1 {[%emt 0:00:49][%mdl 512]} 21. Kg1 {[%emt 0:02:41]} (21. Kh1 Qxh4+) 21... Bf2+ {[%emt 0:01:41]} (21... Bxh4 $2 22. Qg6+ (22. Nf3 Bf6 $17) 22... Kh8 23. Qxh6+ Kg8 24. Bd5+ $18) 22. Kh1 {[%emt 0:00:44] Threatens to win with Qg6+.} Qxh4+ {[%emt 0:04:03]} 23. Qxh4 {[%emt 0:00:01]} Bxh4 {[%emt 0:00:11]} 24. Ne4 {[%emt 0:00:10]} Kh7 {[%emt 0:14:51]} 25. Nxc5 {[%emt 0:04:44]} Bg4 {[%emt 0:00:05]} 26. Be4+ {[%emt 0:02:49]} Kg7 {[%emt 0:00:13]} 27. Bd2 {[%emt 0:00:31]} Rae8 {[%emt 0:00:53]} 28. Rg1 {[%emt 0:03:32]} h5 {[%emt 0:00:06]} 29. Bxb7 {[%emt 0:00:17]} Re2 {[%emt 0:00:12][%cal Of8f2]} 30. Rg2 {[%emt 0:00:30]} Rf1+ {[%emt 0:00:16]} 31. Kh2 {[%emt 0:00:38]} Rff2 {[%emt 0:00:16]} 32. Bb4 {[%emt 0:00:56]} Rxg2+ {[%emt 0:00:54]} 33. Bxg2 {[%emt 0:00:01]} Be7 {[%emt 0:00:38][%cal Oe7c5] and ...Bxc5! should not be overlooked} 34. Kg1 {[%emt 0:00:56]} Bxc5 {[%emt 0:01:16]} 35. Bxc5 {[%emt 0:00:19]} d3 {[%emt 0:00:06]} (35... Rxb2 $2 {perishes.} 36. Bxd4+ Kf7 37. Bxb2 $18) 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.8"]
[White "Das, Sayantan"]
[Black "Arshpreet Singh"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2434"]
[BlackElo "2073"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,109,17,44,39,63,36,56,49,60,36,75,70,143,67,95,102,95,92,90,89,93,91,138,97,85,91,87,75,82,89,96,97,95,97,94,100,100,102,87,101,109,110,119,115,123,113,164,170,176,170,193,193,185,175,201,138,195,122,99,94,107,102,91,43,36,37,36,34,20,16,41,12,8,8,8,8,8,24,67,4,87,91,93,95,152,113,96,118,210,200,201,206,475,481,470,467,459,427,865,818,29982,29983]} 1. e4 {[%emt 0:00:18]} c5 {[%emt 0:00:02]} 2. Nf3 {[%emt 0:00:12]} e6 {[%emt 0:00:05]} 3. d4 {[%emt 0:02:06]} cxd4 {[%emt 0:00:02]} 4. Nxd4 {[%emt 0:00:07]} Nc6 {[%emt 0:00:03]} 5. g3 {[%emt 0:00:31]} Qc7 {[%emt 0:04:23]} 6. Bg2 {[%emt 0:01:21]} Nf6 {[%emt 0:03:55][%cal Of6e4]} 7. O-O {[%emt 0:00:45]} Nxd4 {[%emt 0:02:23]} 8. Qxd4 {[%emt 0:01:19]} Bc5 {[%emt 0:00:01]} 9. Qc3 {[%emt 0:05:53]} Qb6 {[%emt 0:05:27]} 10. Nd2 {[%emt 0:15:05][%cal Bb1d2,Bd2f3,Bf3d4][%mdl 32]} Bd4 {[%emt 0:15:28]} ({Black should try} 10... Qc7 $14) 11. Qb3 {[%emt 0:00:00]} (11. Qd3 $16 {aiming for Nc4.} e5 12. Nb3) 11... Qxb3 {[%emt 0:01:45]} 12. axb3 {[%emt 0:00:00]} d5 {[%emt 0:01:11] Repels Nc4} 13. exd5 {[%emt 0:00:57]} exd5 {[%emt 0:00:26]} 14. Nf3 {[%emt 0:00:49]} Bb6 {[%emt 0:00:23]} 15. Re1+ {[%emt 0:00:54][%cal Bf1e1,Be1e3,Be3a3,Ba3a5][%mdl 32]} Kf8 {[%emt 0:07:08]} (15... Be6 $142) 16. Be3 {[%emt 0:01:46]} Bxe3 {[%emt 0:00:09]} 17. Rxe3 {[%emt 0:00:07]} (17. fxe3 g6 $11) 17... g6 {[%emt 0:03:48]} 18. Nd4 {[%emt 0:01:09]} Kg7 {[%emt 0:03:07]} 19. b4 {[%emt 0:08:59] White has more active pieces.} Bd7 {[%emt 0:02:38]} 20. Rea3 {[%emt 0:02:50]} a6 {[%emt 0:00:17] [#]} 21. b5 $1 {[%emt 0:00:45]} Rab8 {[%emt 0:00:19]} 22. bxa6 {[%emt 0:01:25]} bxa6 {[%emt 0:00:16]} 23. b3 {[%emt 0:00:35]} (23. Rxa6 Rxb2 24. Ra7 Rb4 $17) 23... Rb4 {[%emt 0:07:18]} 24. Rd1 {[%emt 0:05:02]} Ra8 {[%emt 0:05:49] [#]} 25. Ra5 $1 {[%emt 0:01:53]} Bg4 {[%emt 0:14:34]} 26. f3 {[%emt 0:01:15]} Bd7 {[%emt 0:00:13]} 27. Bf1 {[%emt 0:02:46]} g5 {[%emt 0:03:40]} (27... Bc8 $16 28. c3 Rb6) 28. Rxa6 $18 {[%emt 0:03:05]} Rc8 {[%emt 0:00:40]} 29. g4 {[%emt 0:04:23]} h5 {[%emt 0:01:49]} 30. h3 {[%emt 0:00:05]} Rc3 {[%emt 0:00:36]} 31. Be2 {[%emt 0:04:45]} h4 {[%emt 0:09:14]} 32. Ra2 {[%emt 0:03:21]} Nh7 {[%emt 0:02:23]} (32... Ne8 $16 33. Ra5 Nc7) 33. Ra7 {[%emt 0:00:46]} (33. Ra5 $18) 33... Nf8 $16 {[%emt 0:00:31]} 34. Kf2 {[%emt 0:06:24]} Kf6 {[%emt 0:01:22]} 35. Ra5 {[%emt 0:04:18]} Be6 {[%emt 0:02:50]} 36. Rb5 {[%emt 0:05:49]} (36. Ra6 $16) 36... Rxb5 $14 {[%emt 0:00:12]} 37. Bxb5 {[%emt 0:00:05]} Ng6 {[%emt 0:01:05]} 38. Re1 {[%emt 0:02:53]} Nf4 {[%emt 0:01:19]} 39. Bf1 {[%emt 0:00:06]} Bd7 {[%emt 0:00:18]} 40. Re3 {[%emt 0:01:38]} Rc8 {[%emt 0:00:10]} 41. Ke1 {[%emt 0:00:54]} Ne6 {[%emt 0:00:41]} 42. Nxe6 {[%emt 0:00:24]} fxe6 $11 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRB. White is a pawn up.} 43. Kd2 {[%emt 0:00:42]} e5 {[%emt 0:02:34]} 44. Re1 {[%emt 0:04:16]} ({Better is} 44. Rc3 $1 $14) 44... d4 {[%emt 0:01:14]} (44... Ra8 $11 {remains equal.}) 45. Ra1 $16 {[%emt 0:01:14]} Bc6 {[%emt 0:00:36]} 46. Bd3 {[%emt 0:01:17]} Ke7 {[%emt 0:00:30]} (46... Bxf3 $2 47. Rf1 Ke7 48. Rxf3 $18) (46... Bd5 $142) 47. Ra7+ {[%emt 0:00:22]} Kd6 {[%emt 0:00:20]} 48. Rf7 {[%emt 0:00:05]} Rg8 {[%emt 0:00:40]} (48... Bd5 $16 49. Rf6+ Ke7) 49. Rf6+ $18 {[%emt 0:00:29]} Kd7 {[%emt 0:00:29]} 50. Rf5 {[%emt 0:05:12]} Bd5 $2 {[%emt 0:00:29]} (50... Kd6 {was necessary.} 51. Rf6+ Kc7) 51. Rxe5 {[%emt 0:01:43]} Bxf3 {[%emt 0:00:05]} 52. Be4 {[%emt 0:00:44]} Rf8 {[%emt 0:00:01]} 53. Rd5+ {[%emt 0:00:36]} Ke6 {[%emt 0:00:31]} (53... Kc7 $142) 54. Rf5 {[%emt 0:00:56]} Rxf5 {[%emt 0:00:18]} 55. gxf5+ {[%emt 0:00:03]} ({Inferior is} 55. Bxf5+ Kd5 $11) 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.9"]
[White "Rosh Jain"]
[Black "Deepan Chakkravarthy J."]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2071"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,114,23,37,29,27,30,27,20,19,25,20,18,33,29,25,24,21,20,30,18,31,11,16,0,18,7,9,10,12,0,0,0,0,-59,-70,-110,-74,-135,-135,-115,-145,-168,-166,-170,-72,-83,-88,-70,-79,-94,-95,-105,-105,-137,-138,-104,-80,-189,-185,-178,-142,-293,-283,-383,-365,-579,-543,-587,-595,-564,-600,-646,-616,-592,-474,-488,-474,-899,-470,-802,-1375,-2127,-2231,-1460,-1457,-6195,-4664,-4133,-2940,-10862,-6428,-29967,-29969,-29972,-29973,-29973,-29974,-29974,-29975,-29974,-29975,-29976,-29976,-29978,-29979,-29978,-29977]} 1. e4 {[%emt 0:00:02]} g6 {[%emt 0:00:17]} 2. d4 {[%emt 0:00:07]} Bg7 {[%emt 0:00:02]} 3. Nc3 {[%emt 0:00:43]} a6 {[%emt 0:00:07]} 4. a4 {[%emt 0:01:14]} d6 {[%emt 0:00:05]} 5. Bc4 {[%emt 0:01:23]} Nc6 {[%emt 0:00:12]} 6. Nf3 {[%emt 0:01:07]} Nf6 {[%emt 0:00:02]} 7. Be3 {[%emt 0:12:17]} O-O {[%emt 0:04:12][%cal Of6e4]} 8. Bb3 {[%emt 0:03:46]} Bg4 {[%emt 0:00:11]} 9. h3 {[%emt 0:02:34]} Bxf3 {[%emt 0:00:10]} 10. Qxf3 {[%emt 0:00:03]} e5 {[%emt 0:00:07]} 11. dxe5 {[%emt 0:01:52]} dxe5 {[%emt 0:13:19]} 12. Nd5 {[%emt 0:17:50]} Nd4 {[%emt 0:00:00]} 13. Bxd4 {[%emt 0:00:13]} exd4 {[%emt 0:00:00]} 14. Nxf6+ {[%emt 0:14:55]} Bxf6 {[%emt 0:00:00]} (14... Qxf6 {simplifies} 15. Qxf6 Bxf6 16. f4 Rad8) 15. h4 {[%emt 0:07:27][%cal Bh3h4,Bh4h5][%mdl 32]} Qd6 {[%emt 0:00:00]} 16. h5 {[%emt 0:04:28] aiming for hxg6.} g5 {[%emt 0:00:00]} 17. O-O {[%emt 0:02:49]} Rae8 {[%emt 0:00:00]} 18. g3 {[%emt 0:02:48]} Kh8 {[%emt 0:00:00]} 19. Rae1 {[%emt 0:01:44]} Bg7 {[%emt 0:00:16]} 20. Bc4 {[%emt 0:02:17]} (20. Bxf7 $2 Re7 21. e5 (21. h6 $2 Be5 $19) 21... Bxe5 (21... Rexf7 $2 22. Qxf7 Bxe5 23. Qb3 $18) 22. Qxb7 Rexf7 $19 (22... Rfxf7 $2 23. Re2 $19)) 20... Re5 {[%emt 0:15:02]} 21. Qg4 {[%emt 0:10:16] Wards off Qd7} (21. Bxf7 $2 Re7 22. Qg4 (22. h6 $2 Be5 $19) 22... Rexf7 $19 (22... Rfxf7 $2 23. Qxg5 Re5 24. Qd2 $19)) (21. Rd1 $11) 21... Qb4 $1 $15 {[%emt 0:06:50][%csl LRa4,LRb2,LRc4]} 22. Qe2 {[%emt 0:06:24] White is weak on the dark squares} f5 {[%emt 0:02:16]} 23. Bd3 {[%emt 0:00:09]} (23. b3 $142) 23... f4 $17 {[%emt 0:00:04]} (23... Qxa4 24. f4 gxf4 25. gxf4 $15) 24. Qg4 {[%emt 0:04:20]} Qxa4 {[%emt 0:00:07] Black is much more active.} 25. b3 {[%emt 0:00:25]} Qe8 {[%emt 0:01:09]} 26. Ra1 {[%emt 0:01:06]} f3 {[%emt 0:04:59]} (26... h6 $19 {is more deadly.} 27. Rfe1 Qc6) 27. b4 {[%emt 0:00:49]} Qe6 {[%emt 0:01:05]} 28. Qxe6 {[%emt 0:00:18]} Rxe6 {[%emt 0:00:02]} 29. Ra5 {[%emt 0:00:24]} Be5 {[%emt 0:00:14]} 30. Bc4 {[%emt 0:00:30]} Re7 {[%emt 0:00:11]} 31. b5 {[%emt 0:00:36]} axb5 {[%emt 0:01:50]} 32. Rxb5 {[%emt 0:00:07]} b6 {[%emt 0:00:02]} 33. Rd1 {[%emt 0:01:00]} (33. h6 $17) 33... Kg7 $19 {[%emt 0:00:15]} 34. Rd3 {[%emt 0:00:47]} Kh6 {[%emt 0:01:10]} 35. Rbb3 $2 {[%emt 0:00:07]} (35. g4 $17) 35... g4 {[%emt 0:00:46]} (35... Kxh5 36. Rxf3 Ra8 37. Rf5 $11) 36. Bd5 {[%emt 0:00:47]} Kxh5 {[%emt 0:00:58]} 37. Ra3 {[%emt 0:00:01]} (37. Rb5 {was necessary.}) 37... Kg5 {[%emt 0:07:08]} 38. Ra7 {[%emt 0:00:12]} h5 {[%emt 0:09:21]} 39. Rda3 {[%emt 0:00:33]} h4 {[%emt 0:00:15]} 40. gxh4+ {[%emt 0:00:09]} Kxh4 {[%emt 0:00:04]} 41. Ra8 {[%emt 0:01:00]} Ree8 {[%emt 0:00:02]} 42. Rxe8 {[%emt 0:00:36]} Rxe8 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRB. Black is two pawns up.} 43. Bc6 {[%emt 0:01:05]} (43. Ra8 $142 Rxa8 44. Bxa8) 43... Rd8 {[%emt 0:00:10]} 44. Bd5 {[%emt 0:00:31]} (44. Kf1 $142) 44... Kg5 {[%emt 0:00:09]} 45. Ra8 {[%emt 0:00:33]} Rxa8 {[%emt 0:01:21]} 46. Bxa8 {[%emt 0:00:06] KB-KB. Black is two pawns up.} g3 {[%emt 0:05:52][%cal Od4d3] ( -> ...d3!)} 47. fxg3 {[%emt 0:00:05]} Bxg3 {[%emt 0:00:02] White must now prevent ...Kf4.} 48. e5 {[%emt 0:00:44]} f2+ {[%emt 0:00:30]} (48... Bxe5 49. Kf2 $17) 49. Kg2 {[%emt 0:00:08] [#]} Kf5 $1 {[%emt 0:00:04][%cal Of5e5] ( -> ...Kxe5!)} 50. Bb7 {[%emt 0:00:50] [#]} (50. Kf1 Kxe5) 50... Kxe5 $1 {[%emt 0:00:05]} 51. Ba6 {[%emt 0:00:05]} (51. Bc6 Kf4) 51... Kf4 {[%emt 0:00:05]} 52. Bb5 {[%emt 0:00:26]} Bh4 {[%emt 0:00:02]} 53. Kh3 {[%emt 0:00:16]} Be7 {[%emt 0:00:02]} 54. Kg2 {[%emt 0:00:35]} Ke3 {[%emt 0:00:01]} 55. Kf1 {[%emt 0:00:09]} Bb4 {[%emt 0:00:33]} 56. Bc6 {[%emt 0:00:15]} Be1 {[%emt 0:00:06]} 57. Bb5 {[%emt 0:00:09]} Kd2 {[%emt 0:00:16]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.10"]
[White "Vaz, Ethan"]
[Black "Abhay Bandewar"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2412"]
[BlackElo "2070"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,59,29,28,25,22,13,12,0,39,30,63,64,65,26,23,-8,-7,0,0,10,14,0,0,0,0,0,-11,-14,0,0,41,35,54,51,42,44,55,41,44,18,84,77,81,73,80,10,9,9,8,2,853,493]} 1. e4 {[%emt 0:00:05]} c5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:06]} 3. Bb5 {[%emt 0:00:07]} g6 {[%emt 0:00:29]} 4. Bxc6 {[%emt 0:00:06]} dxc6 {[%emt 0:00:05]} 5. d3 {[%emt 0:00:06]} Bg7 {[%emt 0:00:14]} 6. a4 {[%emt 0:00:04]} a5 {[%emt 0:02:22]} 7. Nbd2 {[%emt 0:11:03]} Qc7 {[%emt 0:05:28]} 8. Qe2 {[%emt 0:04:00] The position is equal.} e5 {[%emt 0:01:57]} 9. Nc4 {[%emt 0:05:20]} Bg4 {[%emt 0:12:15]} 10. Be3 {[%emt 0:05:29]} b6 {[%emt 0:00:00]} 11. h3 {[%emt 0:06:40] White is more active.} Be6 {[%emt 0:00:00]} 12. Nfd2 {[%emt 0:03:37]} Nf6 {[%emt 0:00:05][%cal Bg8f6,Bf6h5,Bh5f4][%mdl 32]} 13. O-O {[%emt 0:03:27]} Nh5 {[%emt 0:01:47]} 14. b4 {[%emt 0:02:49]} b5 $1 {[%emt 0:21:31]} 15. axb5 {[%emt 0:04:04]} cxb5 {[%emt 0:00:15]} 16. Nxa5 {[%emt 0:07:38]} Nf4 {[%emt 0:06:40]} 17. Qf3 {[%emt 0:04:15]} cxb4 {[%emt 0:00:31]} 18. Nab3 {[%emt 0:03:51]} O-O {[%emt 0:04:22]} 19. Nc5 {[%emt 0:04:12]} Ra3 {[%emt 0:05:06][%cal Ba8a3,Ba3c3,Bc3c2][%mdl 32]} 20. Rab1 {[%emt 0:04:02][%cal Ba1b1,Bb1b4,Bb4b5,Bb5b8,Bb8f8][%mdl 32]} Qc6 {[%emt 0:14:52]} 21. Rxb4 {[%emt 0:10:57][%cal Of1b1]} Rc3 {[%emt 0:00:18]} 22. Nxe6 {[%emt 0:03:50]} Nxe6 {[%emt 0:06:22]} 23. Qd1 {[%emt 0:00:42]} Rxc2 {[%emt 0:02:05]} 24. Qb1 {[%emt 0:07:08]} ({But not} 24. Rxb5 $2 Rxd2 25. Qb1 Rc2 $19) (24. Nc4 $5 Rc3 25. Qd2 $16) 24... Rd8 {[%emt 0:00:21]} (24... Nf4 $11) 25. Rxb5 {[%emt 0:00:58]} (25. Nc4 {simplifies} Rc3 26. Rxb5 Rdxd3 27. Nxe5 Bxe5 28. Rxe5 Rb3 29. Qa2) 25... Rxd3 {[%emt 0:00:24]} 26. Nf3 {[%emt 0:01:56]} Rdc3 {[%emt 0:02:18]} 27. Nxe5 {[%emt 0:01:00]} ({Better is} 27. Rb8+ $16 Nf8 28. Rd1) 27... Qxe4 $11 {[%emt 0:01:19]} 28. Rb8+ {[%emt 0:00:59]} Nf8 {[%emt 0:00:23]} 29. Nd7 {[%emt 0:01:47][%cal Ob8f8] [#] Strongly threatening Rxf8+!} Rxe3 $4 {[%emt 0:03:34][%mdl 8192]} (29... Qe7 $11 30. Nb6 Qe4) 30. Rxf8+ {[%emt 0:00:17] Weighted Error Value: White=0.09 (flawless) /Black=0.13 (very precise) .  Loses game:     	---       	Black=1      Mistake:       	White=1     	Black=1      Inaccurate:     	White=3     	Black=3      OK:         	White=10    	Black=7      Best:        	White=2     	Black=3      Strong:       	---       	Black=1} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.11"]
[White "Jval Saurin Patel"]
[Black "Fedorov, Alexei"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "2064"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,98,12,18,18,14,15,12,18,10,10,10,12,12,22,16,27,11,10,0,7,0,-14,-10,-12,-14,-13,-16,-19,-14,1,-36,-39,-23,-55,-46,-32,-358,-345,-561,-530,-535,-270,-302,-291,-283,-229,-209,-215,-216,-216,-257,-205,-398,-392,-29961,-29962,-29967,-29968,-29967,-29967,-29965,-29966,-29975,-29976,-29976,-29977,-29977,-29978,-29976,-29977,-29980,-29981,-29981,-29980,-29979,-29978,-29982,-29983,-29984,-29985,-29985,-29986,-29986,-29987]} 1. d4 {[%emt 0:00:12]} Nf6 {[%emt 0:00:16]} 2. c4 {[%emt 0:00:07]} d6 {[%emt 0:00:03]} 3. Nc3 {[%emt 0:00:06]} Nbd7 {[%emt 0:00:15][%cal Bb8d7,Bd7c5,Bc5d3][%mdl 32]} 4. e4 {[%emt 0:00:20]} e5 {[%emt 0:00:03]} 5. d5 {[%emt 0:00:15]} Nc5 {[%emt 0:00:50]} 6. Bd3 {[%emt 0:00:46]} Nxd3+ {[%emt 0:01:15]} 7. Qxd3 {[%emt 0:00:08]} Be7 {[%emt 0:00:06]} 8. Nge2 {[%emt 0:00:12]} O-O {[%emt 0:03:06]} 9. O-O {[%emt 0:02:59]} Nd7 {[%emt 0:03:04]} 10. Ng3 {[%emt 0:03:21]} Bg5 {[%emt 0:02:22]} 11. b4 {[%emt 0:09:48]} g6 {[%emt 0:14:20]} 12. a3 {[%emt 0:12:37]} b6 {[%emt 0:04:27]} 13. Kh1 {[%emt 0:00:36]} Bb7 {[%emt 0:01:45]} 14. f3 {[%emt 0:04:06]} Bxc1 {[%emt 0:04:03]} 15. Rfxc1 {[%emt 0:01:13]} Qg5 {[%emt 0:01:18]} 16. Na4 {[%emt 0:04:18][%cal Bc3a4,Ba4b2,Bb2d3][%mdl 32]} Ba6 {[%emt 0:03:05]} 17. Qd1 {[%emt 0:10:46]} h5 {[%emt 0:02:40]} 18. Ne2 {[%emt 0:17:12]} f5 {[%emt 0:02:42]} 19. exf5 {[%emt 0:00:10]} gxf5 {[%emt 0:01:44]} 20. Nb2 {[%emt 0:00:25]} Nf6 {[%emt 0:04:50]} 21. Nd3 {[%emt 0:04:04]} Rae8 {[%emt 0:02:05]} 22. a4 {[%emt 0:01:19]} Kh8 {[%emt 0:06:35]} 23. Qf1 {[%emt 0:04:02]} Nxd5 {[%emt 0:04:34]} 24. cxd5 {[%emt 0:09:49] Strongly threatening b5.} Bxd3 {[%emt 0:00:08]} 25. Rxc7 {[%emt 0:00:12][%cal Of1f2]} Rc8 {[%emt 0:05:58]} 26. f4 $2 {[%emt 0:03:39][%mdl 8192]} (26. Rc6 $1 $15) 26... Qg4 $19 {[%emt 0:00:34]} 27. Qc1 $2 {[%emt 0:00:26]} (27. h3 Qxe2 28. Qxe2 Bxe2 29. Rd7) 27... Rxc7 {[%emt 0:01:47]} 28. Qxc7 {[%emt 0:00:07]} Bxe2 {[%emt 0:01:01]} 29. Qxd6 {[%emt 0:01:27]} Qg7 {[%emt 0:00:27]} 30. Qxe5 {[%emt 0:06:25]} Qxe5 {[%emt 0:06:43]} 31. fxe5 {[%emt 0:00:08][%mdl 4096] Endgame KRB-KR} Bc4 {[%emt 0:02:03]} 32. d6 {[%emt 0:00:38]} Be6 {[%emt 0:00:23]} 33. a5 {[%emt 0:00:23]} b5 {[%emt 0:00:51] White must now prevent ...Kg7.} 34. Rc1 $2 {[%emt 0:04:09]} (34. Ra3) 34... Rc8 {[%emt 0:00:53]} 35. Rc7 $2 {[%emt 0:00:19]} ({Don't blunder} 35. Rxc8+ $2 Bxc8 36. g3 Kg7 $19) (35. Rd1 $19 Kg8 36. Kg1) 35... Rxc7 {[%emt 0:01:25]} 36. dxc7 {[%emt 0:00:06] KB-KP} f4 {[%emt 0:01:26]} 37. Kg1 {[%emt 0:01:27]} Kg7 {[%emt 0:00:07]} 38. Kf2 {[%emt 0:00:06]} Kg6 {[%emt 0:00:05]} 39. g3 {[%emt 0:00:11]} Kf5 {[%emt 0:00:38]} 40. Kf3 {[%emt 0:00:26]} fxg3 {[%emt 0:01:13]} (40... Kxe5 $2 41. gxf4+ Kd6 42. Kg3 $19) 41. Kxg3 {[%emt 0:00:06]} Kxe5 {[%emt 0:00:18]} 42. Kh4 {[%emt 0:00:06]} Bg4 {[%emt 0:01:27]} 43. c8=Q {[%emt 0:00:25]} Bxc8 {[%emt 0:00:05]} 44. Kxh5 {[%emt 0:00:06] KB-K3P} Bh3 {[%emt 0:00:34]} 45. Kh4 {[%emt 0:00:07]} Bf1 {[%emt 0:00:04]} 46. Kg5 {[%emt 0:00:06]} Kd4 {[%emt 0:00:06]} 47. h4 {[%emt 0:00:05]} Kc4 {[%emt 0:00:04]} 48. h5 {[%emt 0:00:04]} Kxb4 {[%emt 0:00:08]} 49. h6 {[%emt 0:00:04]} Bd3 $1 {[%emt 0:00:04]} (49... Kxa5 $2 {too greedy.} 50. h7 $18) 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.12"]
[White "Kaustuv, Kundu"]
[Black "Ram Vishal Parab"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2409"]
[BlackElo "2064"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,103,18,20,52,55,76,90,81,81,85,79,111,122,116,84,177,169,196,191,186,188,174,156,260,236,237,257,236,187,197,197,246,237,258,239,255,170,189,175,165,159,259,245,255,243,275,279,365,316,480,481,481,462,523,489,495,483,518,527,506,541,516,516,539,514,745,688,745,735,1559,1641,1517,1143,813,596,600,576,702,715,1312,1263,1205,1146,4100,4112,29962,29960,6412,6275]} 1. Nf3 {[%emt 0:00:10]} Nf6 {[%emt 0:00:06]} 2. g3 {[%emt 0:01:01]} e6 {[%emt 0:00:07]} 3. Bg2 {[%emt 0:00:08]} d5 {[%emt 0:00:06]} 4. O-O {[%emt 0:00:08]} Be7 {[%emt 0:00:05]} 5. c4 {[%emt 0:00:06]} O-O {[%emt 0:00:07]} 6. b3 {[%emt 0:00:05]} c5 {[%emt 0:00:05]} 7. Bb2 {[%emt 0:00:14]} Nc6 {[%emt 0:00:08]} 8. cxd5 {[%emt 0:00:13]} Nxd5 {[%emt 0:00:09]} 9. d4 {[%emt 0:00:45]} Bf6 {[%emt 0:11:22]} 10. e4 $1 {[%emt 0:00:07][%cal Be2e4,Be4e5][%mdl 32]} Nc7 {[%emt 0:01:55][%cal Rc5d4]} 11. e5 {[%emt 0:00:28]} Be7 {[%emt 0:00:07]} 12. dxc5 {[%emt 0:00:06]} Bxc5 {[%emt 0:02:24]} 13. Nbd2 {[%emt 0:00:53]} Nd5 {[%emt 0:04:45]} 14. Ne4 {[%emt 0:00:51]} Be7 {[%emt 0:01:14]} 15. a3 {[%emt 0:02:33] Repels Ndb4} Qb6 {[%emt 0:06:33]} (15... Qc7 $16) 16. Nfd2 $18 {[%cal Bf3d2,Bd2c4,Bc4d6,Bd6b7,Bb7c5][%mdl 32]} Bd7 {[%emt 0:07:41]} 17. Nc4 {[%emt 0:02:36]} Qc7 {[%emt 0:00:54]} 18. Rc1 {[%emt 0:02:02]} Rad8 {[%emt 0:04:29]} 19. Ncd6 {[%emt 0:06:51]} f6 {[%emt 0:11:48]} (19... Bc8 $16 {keeps fighting.} 20. Qh5 h6) 20. Nc5 {[%emt 0:01:07][%csl LRb7,LRd5]} fxe5 {[%emt 0:02:57]} 21. Ndxb7 {[%emt 0:01:17]} Bxc5 {[%emt 0:01:23]} 22. Nxc5 {[%emt 0:08:40]} Bc8 {[%emt 0:02:27][%cal Od5f4]} 23. Qe2 {[%emt 0:03:23]} Rf7 {[%emt 0:12:15]} (23... a5 $142 24. Rfd1 h6) 24. b4 {[%emt 0:03:55]} Qd6 {[%emt 0:03:24]} 25. Ne4 {[%emt 0:07:31]} Qd7 {[%emt 0:00:32]} 26. Qc4 {[%emt 0:00:29] Inhibits Nd4.} Nd4 {[%emt 0:07:58]} 27. Bxd4 {[%emt 0:01:08]} exd4 {[%emt 0:00:06]} 28. Qxd4 {[%emt 0:00:05]} Qe7 {[%emt 0:01:31]} (28... Nf4 $16 29. Qxd7 Ne2+ 30. Kh1 Rfxd7) 29. Rfd1 {[%emt 0:02:53]} Rff8 {[%emt 0:01:27]} 30. Qc5 {[%emt 0:02:43][%cal Od1d5]} Qf7 {[%emt 0:02:14]} 31. f4 {[%emt 0:03:59]} h5 {[%emt 0:09:35]} 32. Nd6 {[%emt 0:02:20]} Qd7 {[%emt 0:00:11]} (32... Qe7 $142) 33. Rxd5 {[%emt 0:01:49]} exd5 {[%emt 0:00:08]} 34. Qxd5+ {[%emt 0:00:05]} Qe6 {[%emt 0:00:28]} 35. Rxc8 {[%emt 0:00:44]} Qxd5 {[%emt 0:00:39]} 36. Bxd5+ {[%emt 0:00:10]} Kh7 {[%emt 0:00:05]} 37. Be4+ {[%emt 0:00:13]} Kg8 {[%emt 0:00:21]} 38. Rxd8 {[%emt 0:01:55]} Rxd8 {[%emt 0:00:01]} 39. Nb5 {[%emt 0:00:20]} Rd7 {[%emt 0:00:19]} 40. Bc6 {[%emt 0:01:43]} Re7 {[%emt 0:00:06]} 41. a4 {[%emt 0:00:24]} Re1+ {[%emt 0:00:52]} 42. Kg2 {[%emt 0:00:22]} Rb1 {[%emt 0:00:15]} 43. Nxa7 {[%emt 0:00:06]} Rxb4 {[%emt 0:00:05]} 44. Bb5 {[%emt 0:00:09]} Kf7 {[%emt 0:00:11]} 45. Nc6 {[%emt 0:00:06]} Rb1 {[%emt 0:00:03]} 46. Bc4+ {[%emt 0:00:24]} Kf6 {[%emt 0:00:05]} 47. a5 {[%emt 0:00:09][%cal Ba4a5,Ba5a6][%mdl 32] a6 would now be deadly.} Rb2+ {[%emt 0:00:17]} 48. Kf3 {[%emt 0:00:19]} Rc2 {[%emt 0:00:06]} 49. Bd5 {[%emt 0:01:25]} Rxh2 {[%emt 0:00:14]} 50. a6 {[%emt 0:00:05] White wants to mate with a7.} Rh1 {[%emt 0:00:03]} 51. Nb4 {[%emt 0:00:05]} Ra1 {[%emt 0:00:33]} 52. Na2 {[%emt 0:00:06]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.13"]
[White "Majumder Shrayan"]
[Black "Sathvik Adiga"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2061"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,80,45,31,46,46,22,37,29,35,35,56,50,44,10,16,24,29,0,28,36,35,33,70,54,103,104,126,103,147,135,153,153,152,150,154,143,148,46,32,12,18,-68,0,0,0,-333,-317,-793,-778,-776,-758,-739,-720,-1022,-1015,-1015,-1013,-29990,-840,-797,0,-817,-785,-870,-692,-29976,-29977,-29978,-29979,-29989,-29990,-29992,-29993]} 1. b3 {[%emt 0:00:28]} e5 {[%emt 0:00:13]} 2. Bb2 {[%emt 0:00:09][%cal Bc1b2,Bb2e5,Be5g3][%mdl 32]} Nc6 {[%emt 0:00:04]} 3. e3 {[%emt 0:00:23]} d5 {[%emt 0:00:07]} 4. Bb5 {[%emt 0:00:22]} Nge7 {[%emt 0:00:06]} 5. Bxe5 {[%emt 0:00:28]} a6 {[%emt 0:00:07]} 6. Bxc6+ {[%emt 0:00:08]} Nxc6 {[%emt 0:00:02]} 7. Bg3 {[%emt 0:00:11]} h5 {[%emt 0:00:18] Threatens to win with ...h4.} 8. h4 {[%emt 0:00:06] White is slightly better.} d4 {[%emt 0:02:12]} 9. Ne2 {[%emt 0:00:57]} Bd6 {[%emt 0:00:50]} 10. Bxd6 {[%emt 0:02:35]} Qxd6 {[%emt 0:00:02]} 11. exd4 {[%emt 0:00:15]} Nxd4 {[%emt 0:02:53]} 12. Nxd4 {[%emt 0:02:58]} Qxd4 {[%emt 0:00:03]} 13. Nc3 {[%emt 0:00:12]} Bg4 {[%emt 0:01:30] Prevents Qe2+.} 14. Ne2 $1 {[%emt 0:00:43]} Qf6 {[%emt 0:01:10]} 15. f3 {[%emt 0:06:27]} Bf5 {[%emt 0:01:40][%cal Of5c2]} 16. d4 {[%emt 0:16:14]} O-O-O {[%emt 0:07:04][%cal Ba8d8,Bd8d5,Bd5f5,Bf5a5][%mdl 32]} (16... Qg6 $1 $14) 17. Qd2 $16 {[%emt 0:09:17]} Rhe8 {[%emt 0:16:13][%cal Bh8e8,Be8e4,Be4d4][%mdl 32]} 18. c3 {[%emt 0:13:11][%cal Bc2c3,Bc3c4][%mdl 32]} Rd5 {[%emt 0:33:15]} 19. Kf2 {[%emt 0:06:19]} Bd7 {[%emt 0:06:50]} 20. Rae1 {[%emt 0:04:24]} Re4 {[%emt 0:01:55] Dodges Nf4} 21. c4 {[%emt 0:03:33]} Rf5 {[%emt 0:02:15]} 22. Ng3 {[%emt 0:12:28]} Rxd4 {[%emt 0:01:45] [#]} (22... Rxh4 $2 23. Nxf5 Bxf5 24. Rxh4 Qxh4+ 25. Kg1 $18) 23. Qe3 {[%emt 0:00:43]} (23. Qb4 $1 $16 {[%cal Rb4f8] Qf8+ is the strong threat.} b6 24. Nxf5 Bxf5 25. Rd1 Rxd1 26. Rxd1 Qxh4+ 27. Kg1) 23... Ra5 $14 {[%emt 0:00:45]} 24. a4 {[%emt 0:05:16]} (24. Re2 $5) 24... Qb6 {[%emt 0:03:12][%cal Oa5e5]} (24... Rxh4 25. Ne4 Rxe4 26. Qxe4 $14) (24... Bc6 {keeps more tension.} 25. Qc3 Rc5 26. Ne2 Rd6) 25. Re2 {[%emt 0:08:16]} ({White should play} 25. Rd1 $11 Rxd1 26. Rxd1) 25... f6 {[%emt 0:03:26]} (25... f5 $1 $15 26. Nxh5 g6) 26. Ne4 $1 $11 {[%emt 0:05:55][%cal Ob3b4]} f5 {[%emt 0:04:55]} 27. b4 $2 {[%emt 0:00:55][%mdl 8192]} f4 $19 {[%emt 0:01:09]} (27... Qxb4 $2 28. Qxd4 fxe4 29. Rd1 $18 (29. Qxg7 Qc5+ 30. Ke1 b5 $11) (29. Rxe4 Bxa4 30. Kg3 b6 $18) (29. Qxe4 Qc5+ 30. Kg3 Qd6+ 31. Qf4 Rxa4 $16)) (27... Rxa4 28. Nc5 Qf6 29. Nxa4 Bxa4 30. Qe7 Rxc4 31. Qxf6 gxf6 32. Re7 $16) 28. bxa5 $2 {[%emt 0:01:04]} (28. Qb3 Rxc4+ (28... Rxe4+ 29. c5 $17) 29. Ke1 Qxb4+ (29... Rc1+ 30. Kd2 $17) 30. Qxb4 Rxb4 31. Kf2) 28... fxe3+ {[%emt 0:00:06]} 29. Kxe3 {[%emt 0:00:08]} Qa7 {[%emt 0:00:27] Hoping for ...Rd1+.} (29... Rxc4+ $2 {too greedy.} 30. axb6 Bxa4 31. Rg1 $18) 30. c5 {[%emt 0:00:08] [#]} Rxe4+ $1 {[%emt 0:00:20]} 31. fxe4 {[%emt 0:01:05]} (31. Kxe4 Qxc5) 31... Qxc5+ {[%emt 0:00:05]} 32. Kf4 {[%emt 0:00:07]} Bg4 {[%emt 0:00:10]} 33. Re3 {[%emt 0:00:09]} Qf8+ {[%emt 0:00:14]} (33... Qd6+ $142 34. e5 Qd4+ 35. Kg3 Qxe3+ 36. Kh2 Qxe5+ 37. Kg1 Qxa5 38. Kf2 Qc5+ (38... Qxa4 $2 39. Rf1 $19) 39. Kg3 Qe3+ 40. Kh2 Qf4+ 41. Kg1 Qg3 (41... Qxa4 {gets mated.} 42. Kh2 Qf4+ 43. Kg1 Qg3 44. Kf1 Qe3 45. Rh3 Be2+ 46. Ke1 Bf3+ 47. Kf1 Qe2+ 48. Kg1 Qxg2#) 42. Kf1 Qe3 43. Rh3 Be2+ (43... Bxh3 44. gxh3 c5 45. a5 c4 46. Kg2 c3 47. Kh2 c2 48. Kg2 c1=Q 49. Kh2 Qeg1#) 44. Ke1 Bf3+ 45. Kf1 Qe2+ 46. Kg1 Qxg2#) 34. Kg3 {[%emt 0:00:06]} Qc5 $2 {[%emt 0:00:22]} (34... Qd6+ $19 35. e5 Qb4) 35. Rhe1 $2 {[%emt 0:00:20][%mdl 8192]} (35. Kf4 $11 Qd6+ (35... Qxa5 $2 36. Rhe1 $19) 36. e5 Qd4+ 37. Kg3 Qxe3+ 38. Kh2 Qxe5+ 39. Kg1 Qg3 (39... Qxa5 {leads to mate.} 40. Kf2 Qd2+ 41. Kg3 Qe3+ 42. Kh2 Qf4+ 43. Kg1 Qg3 44. Kf1 Qe3 45. Rh3 Be2+ 46. Ke1 Bf3+ 47. Kf1 Qe2+ 48. Kg1 Qxg2#) 40. Rh3 Bxh3 41. Kf1 Qxg2+ 42. Ke1 Bf5 43. Kd1 Qf2 44. Kc1 Qc2#) 35... Qe5+ {[%emt 0:00:32]} 36. Kf2 {[%emt 0:00:07]} c5 {[%emt 0:00:10] And now ...c4 would win.} 37. g3 {[%emt 0:00:13]} c4 {[%emt 0:00:12] Black mates.} 38. Kg1 {[%emt 0:00:10]} Qd4 {[%emt 0:00:25]} 39. Kh1 {[%emt 0:00:13]} c3 {[%emt 0:00:06]} 40. e5 {[%emt 0:00:13]} c2 {[%emt 0:00:11] Weighted Error Value: White=0.96/Black=0.56.  Loses game:     	White=1     	---        Mistake:       	White=3     	Black=2      Inaccurate:     	White=1     	Black=2      OK:         	White=7     	Black=5      Best:        	White=2     	Black=3      Strong:       	White=2     	---} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.14"]
[White "Agibileg, Uurtsaikh"]
[Black "Prishita Gupta"]
[Result "1/2-1/2"]
[ECO "D89"]
[WhiteElo "2392"]
[BlackElo "2058"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 31,111,-24,-25,-63,-95,-89,-85,-154,-149,-169,-156,-160,-160,-155,-141,-166,-159,-164,-142,-153,-100,-182,-190,-191,-188,-221,-213,-312,-142,-139,-142,-147,-143,-134,-149,-137,-140,-206,-205,-231,-177,-179,-175,-165,-172,-203,-203,-192,-36,-34,-17,-17,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:14]} Nf6 {[%emt 0:00:11]} 2. c4 {[%emt 0:00:17]} g6 {[%emt 0:00:13]} 3. Nc3 {[%emt 0:00:19]} d5 {[%emt 0:00:09]} 4. cxd5 {[%emt 0:00:10]} Nxd5 {[%emt 0:00:07]} 5. e4 {[%emt 0:00:10]} Nxc3 {[%emt 0:00:09]} 6. bxc3 {[%emt 0:00:09]} Bg7 {[%emt 0:00:34]} 7. Bc4 {[%emt 0:00:12]} c5 {[%emt 0:00:11]} 8. Ne2 {[%emt 0:00:09]} Nc6 {[%emt 0:00:17]} 9. Be3 {[%emt 0:00:12]} O-O {[%emt 0:00:45]} 10. O-O {[%emt 0:00:11]} Bg4 {[%emt 0:00:28]} 11. f3 {[%emt 0:00:21]} Na5 {[%emt 0:00:28]} 12. Bd3 {[%emt 0:00:19]} cxd4 {[%emt 0:00:24]} 13. cxd4 {[%emt 0:00:08]} Be6 {[%emt 0:00:50]} 14. d5 {[%emt 0:00:25]} Bxa1 {[%emt 0:00:18]} 15. Qxa1 {[%emt 0:00:07]} f6 {[%emt 0:00:34]} 16. Bh6 {[%emt 0:03:16]} Re8 {[%emt 0:00:23]} 17. Nd4 {[%emt 0:01:11]} Bd7 $1 {[%emt 0:02:18]} 18. Kh1 {[%emt 0:01:05][%cal Oe4e5]} Rc8 {[%emt 0:04:33]} 19. e5 {[%emt 0:01:05]} Nc4 $1 $17 {[%emt 0:04:57]} (19... fxe5 $2 20. Ne6 Nc6 21. dxc6 $18 (21. Nxd8 Nd4 $18)) 20. e6 {[%emt 0:03:23][%cal Of1c1]} Ba4 {[%emt 0:01:36]} 21. Qb1 {[%emt 0:00:19][%cal Od3g6]} Ne5 $1 {[%emt 0:01:57]} (21... Qxd5 22. Bxg6 Qxd4 23. Bxh7+ Kh8 24. Bg7+ Kxg7 25. Qg6+ Kh8 26. Qh5 $18) 22. Be4 {[%emt 0:01:25][%cal Of3f4]} Qb6 {[%emt 0:02:28]} 23. Qxb6 {[%emt 0:00:20]} axb6 {[%emt 0:00:08]} 24. g4 {[%emt 0:00:12]} Rc4 {[%emt 0:01:49]} 25. Be3 Rb4 {[%emt 0:05:08]} (25... Rec8 $142 26. Rb1 R4c5) 26. Rc1 {[%emt 0:03:23]} (26. a3 $17 Rc4 27. Rb1) 26... Nc4 $1 $19 {[%emt 0:06:14]} 27. a3 {[%emt 0:00:57]} Nxa3 {[%emt 0:00:14]} 28. d6 {[%emt 0:02:00]} exd6 {[%emt 0:01:50]} 29. Rc7 {[%emt 0:00:44] [#]} (29. Bd5 $142) 29... Rxd4 {[%emt 0:10:25]} 30. Bxd4 $17 {[%emt 0:01:11]} Nb5 {[%emt 0:00:02]} (30... Rxe6 31. Bd5 (31. Bxb7 Nb5 $11) (31. Bxb6 Bc6 $15) (31. Rxb7 Nb5 $11) 31... Nb5 32. Bxe6+ Kf8 33. Rf7+ (33. Rxh7 Nxd4 34. Bc8 Nxf3 $16) (33. Bxb6 Nxc7 34. Bxc7 Ke7 $18) (33. Rxb7 Nxd4 34. Bd5 Be8 $18) 33... Ke8 34. Bxf6) 31. Rc4 {[%emt 0:00:21]} Bb3 {[%emt 0:00:12]} 32. Rb4 {[%emt 0:00:14]} Nxd4 {[%emt 0:00:06]} (32... Bxe6 $2 33. Rxb5 Bxg4 34. Bxf6 $18) 33. Rxd4 {[%emt 0:00:05]} Rxe6 {[%emt 0:00:19]} (33... Bxe6 34. Rxd6 b5 35. Rb6 $15) 34. Bxb7 {[%emt 0:00:33][%mdl 4096] Endgame [#] KRB-KRB. Black is two pawns up.} (34. Rb4 $17 d5 35. Rxb3 dxe4 36. fxe4) 34... b5 $1 $19 {[%emt 0:02:24][%cal Od6d5]} 35. Kg2 {[%emt 0:01:18]} Bc4 {[%emt 0:02:13]} 36. Bd5 {[%emt 0:01:46]} Bxd5 {[%emt 0:00:57]} 37. Rxd5 {[%emt 0:00:07] KR-KR. Black is two pawns up.} b4 {[%emt 0:00:04]} 38. Rb5 {[%emt 0:00:38]} Re2+ {[%emt 0:11:15]} 39. Kg3 {[%emt 0:00:06]} Kf7 $2 {[%emt 0:01:12]} ({Black should play} 39... Rb2 $19 {White must now prevent ...g5.} 40. Rd5 b3 41. Rxd6 Rb1) 40. Rxb4 $15 {[%emt 0:00:33]} Ke6 {[%emt 0:00:08]} 41. h4 {[%emt 0:03:21]} d5 {[%emt 0:09:08]} 42. Rb6+ {[%emt 0:01:25]} Ke7 {[%emt 0:09:22]} 43. Rb7+ {[%emt 0:01:32]} Kd6 {[%emt 0:01:46]} 44. Rxh7 {[%emt 0:00:22] aiming for Rh6.} d4 {[%emt 0:00:07]} 45. Rh8 {[%emt 0:00:23]} Kd5 {[%emt 0:02:27]} 46. Rd8+ {[%emt 0:00:34]} Kc4 {[%emt 0:00:07]} 47. Rd6 {[%emt 0:02:25]} d3 {[%emt 0:01:31]} 48. Rxf6 {[%emt 0:01:44]} d2 {[%emt 0:01:44]} 49. Rd6 $1 {[%emt 0:00:44]} Kc3 {[%emt 0:00:47]} 50. Kf4 {[%emt 0:02:49]} Re6 {[%emt 0:03:22]} 51. Rd5 {[%emt 0:03:59]} Kc2 {[%emt 0:01:02]} 52. h5 {[%emt 0:00:51]} gxh5 {[%emt 0:01:17]} (52... d1=B $2 {loses.} 53. h6 $18) 53. gxh5 {[%emt 0:00:06]} d1=Q {[%emt 0:00:11]} 54. Rxd1 {[%emt 0:00:07]} Kxd1 {[%emt 0:00:05]} 55. Kg5 {[%emt 0:00:08]} Re1 {[%emt 0:00:45]} 56. h6 {[%emt 0:01:42]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.02"]
[Round "1.15"]
[White "Abhishek T M"]
[Black "Sammed Jaykumar, Shete"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2050"]
[BlackElo "2379"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,54,19,0,14,-10,0,0,20,-48,-50,-58,-42,-55,-71,-70,-72,-133,-110,-288,-284,-284,-243,-291,-284,-294,-293,-425,-420,-589,-556,-812,-793,-1581,-1573,-1583,-1570,-1513,-1481,-29991,-29975,-5569,-5465,-29971,17,-1402,-1319]} 1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:14]} 2. Nf3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:06]} 3. Bb5 {[%emt 0:00:23]} g6 {[%emt 0:00:30]} 4. Bxc6 {[%emt 0:00:52]} bxc6 {[%emt 0:00:35]} 5. O-O {[%emt 0:09:16]} Bg7 {[%emt 0:00:21]} 6. d3 {[%emt 0:05:40]} e5 {[%emt 0:01:43]} 7. Be3 {[%emt 0:06:17]} d6 {[%emt 0:00:52]} 8. c3 {[%emt 0:03:36]} Rb8 {[%emt 0:05:33][%cal Of7f5] The position is equal.} 9. Qc1 {[%emt 0:06:44]} (9. d4 $11) 9... f5 $15 {[%emt 0:01:51]} 10. exf5 {[%emt 0:06:45]} gxf5 {[%emt 0:00:55]} 11. d4 {[%emt 0:03:20] dxe5 would now be deadly.} f4 {[%emt 0:14:25]} 12. Bd2 {[%emt 0:03:10]} Bg4 $36 {[%emt 0:00:12][%mdl 2048] Black is on the roll.} (12... exd4 $6 13. Bxf4 Ne7 14. Bh6 $16) (12... cxd4 $6 13. cxd4 Bg4 14. dxe5 $14 (14. Qxc6+ Qd7 $11)) 13. dxe5 {[%emt 0:05:49]} (13. Na3 $142) 13... Bxf3 $17 {[%emt 0:00:07]} (13... dxe5 $2 14. Nxe5 Bxe5 15. Re1 $18) 14. gxf3 $2 {[%emt 0:04:19]} (14. Bxf4 $17 {was forced.} dxe5 15. Bg5) 14... Qg5+ $19 {[%emt 0:00:25]} (14... dxe5 15. c4 $11) (14... Bxe5 15. Bxf4 Bxf4 16. Qxf4 $11) 15. Kh1 {[%emt 0:00:58] aiming for Rg1.} Bxe5 {[%emt 0:02:13] White must now prevent ...Nf6.} 16. Na3 {[%emt 0:04:23]} Qh5 {[%emt 0:24:13]} 17. Qd1 {[%emt 0:01:31] [#]} d5 {[%emt 0:07:30][%cal Og8f6] Dodges Nc4} (17... Rxb2 18. Nc4 Rb5 19. a4 $11) 18. Re1 {[%emt 0:12:19]} (18. Rg1 {is a better defense.} Rxb2 19. Nc2) 18... Kf7 {[%emt 0:06:33]} (18... Rxb2 $2 19. Bxf4 Ne7 20. Rxe5 $18) 19. Qe2 {[%emt 0:14:55] [#]} (19. Rb1 {was necessary.} Nf6 20. Rxe5 Qxe5 21. Qa4) 19... Nf6 $1 {[%emt 0:01:45]} 20. Bxf4 {[%emt 0:07:14] [#]} (20. Rg1 Rxb2) 20... Rxb2 $3 {[%emt 0:00:11][%mdl 512] Active counter play!} 21. Qxb2 {[%emt 0:00:50]} (21. Nc2 Rxc2) 21... Qxf3+ {[%emt 0:00:13]} 22. Kg1 {[%emt 0:00:07]} Bxf4 {[%emt 0:00:07]} 23. Qb7+ {[%emt 0:00:48]} Kg6 {[%emt 0:00:06] ( -> ...Rg8)} 24. Qxc6 {[%emt 0:01:08]} Rg8 {[%emt 0:00:50]} 25. Qe6 {[%emt 0:01:10]} Kh5+ {[%emt 0:01:29]} 26. Kf1 {[%emt 0:00:05]} Qg2+ {[%emt 0:00:06]} ({Not} 26... Qxc3 27. Nb5 Qf3 28. Qe2 (28. Qxf6 $2 {is a self mate.} Qd3+ 29. Re2 Qh3+ 30. Ke1 Rg1#) 28... Qxe2+ 29. Kxe2 $11) (26... Ng4 $142 27. Qf5+ Kh4 28. Qxh7+ Bh6 29. Qxh6+ Nxh6 30. Re3 Qh1+ 31. Ke2 Qxa1 32. Nc2 Qc1 (32... Qxa2 $2 33. Kd2 $19) 33. Ne1 Nf5 (33... Qb2+ $2 34. Kd1 $19) 34. Re6 Qxc3 (34... Qb2+ {leads to mate.} 35. Kd1 Qxc3 36. Re2 Rg4 37. Re6 Rd4+ 38. Ke2 Qc4+ 39. Kf3 Rf4+ 40. Kg2 Rg4+ 41. Kf3 Nd4+ 42. Ke3 Qe2#) 35. Nf3+ Kg4 36. Ne5+ Kh3 37. Nf3 c4 38. Ne1 Nd4+ (38... Kxh2 39. Nf3+ Kh3 40. Kd1 Qxf3+ 41. Kc2 Qd3+ 42. Kb2 Rb8+ 43. Rb6 Rxb6+ 44. Kc1 Rb1#) 39. Kd1 Nxe6 (39... Qa1+ 40. Kd2 Qb2+ 41. Ke3 Nxe6 42. f4 Rg2 43. Nxg2 Kxg2 44. h4 Qf2#) 40. Ke2 Nd4+ (40... Kxh2 41. Nf3+ Kh3 42. Ne1 Nd4+ 43. Kd1 Re8 44. f4 Rxe1#) (40... Rg1 $2 41. f4 Rxe1+ 42. Kf2 Qe3#) 41. Kd1 Rg1 42. f4 Rxe1#) 27. Ke2 {[%emt 0:00:05] Strongly threatening Rg1.} Re8 {[%emt 0:00:03] White got outplayed after the opening.   Weighted Error Value: White=1.25/Black=0.20 (precise) .  Loses game:     	White=1     	---        Mistake:       	White=4     	---        Inaccurate:     	White=2     	---        OK:         	White=4     	Black=2      Best:        	---       	Black=9      Brilliant:      	---       	Black=1} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.1"]
[White "Aronyak Ghosh"]
[Black "Aditya Varun Gampa"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2544"]
[BlackElo "2180"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,57,0,6,8,2,6,7,7,31,45,37,21,100,106,151,147,147,136,185,179,211,195,214,129,129,135,196,197,247,197,179,168,193,192,193,181,297,309,293,304,669,644,5519,5402,29991,6311,29990,6175,5377,2581]} 1. d4 {[%emt 0:05:21]} Nf6 {[%emt 0:00:24]} 2. Bf4 {[%emt 0:00:31]} d5 {[%emt 0:00:30]} 3. e3 {[%emt 0:00:07]} e6 {[%emt 0:00:40]} 4. Nf3 {[%emt 0:01:03]} Bd6 {[%emt 0:01:22]} 5. Bg3 {[%emt 0:00:20]} O-O {[%emt 0:00:32]} 6. c4 {[%emt 0:00:34]} Bxg3 {[%emt 0:12:57]} 7. hxg3 {[%emt 0:00:14][%cal Bh2g3,Bg3g4,Bg4g5][%mdl 32]} dxc4 {[%emt 0:01:39]} 8. Bxc4 {[%emt 0:02:50]} Nbd7 {[%emt 0:03:40]} 9. Rh4 {[%emt 0:08:54]} c5 {[%emt 0:09:09]} 10. g4 {[%emt 0:01:45]} g6 {[%emt 0:11:40]} (10... b5 $11 {keeps the balance.} 11. Bxb5 Qa5+ 12. Nc3 Rb8) 11. g5 $16 {[%emt 0:05:21]} Ne8 {[%emt 0:00:09]} 12. dxc5 {[%emt 0:08:00]} Qe7 {[%emt 0:00:29] Black is weak on the dark squares} 13. Nc3 {[%emt 0:01:14] White has more active pieces.} (13. b4 $6 a5 $11) 13... Nxc5 {[%emt 0:00:20]} (13... Qxc5 $16 14. Qd4 a6 15. Qxc5 Nxc5) 14. Qd4 $18 {[%emt 0:00:39]} b5 {[%emt 0:10:59]} 15. Bxb5 {[%emt 0:02:48]} (15. Nxb5 $6 a6) 15... Bb7 {[%emt 0:01:45]} 16. O-O-O {[%emt 0:05:11][%cal Oh4h7,Ba1d1,Bd1d5,Bd5c5][%mdl 32] and Rxh7! would now be decisive} Bxf3 {[%emt 0:06:58]} 17. gxf3 {[%emt 0:00:24][%cal Oh4h7]} Ng7 {[%emt 0:03:04]} (17... Qxg5 $16 18. Rxh7 Nf6 (18... Kxh7 $2 {too greedy.} 19. Rh1+ $18)) 18. Qe5 $40 {[%emt 0:14:01][%mdl 128] Black is in trouble.} Rfd8 {[%emt 0:04:48] [#] Dodges Nd5} (18... Rad8 {is a better defense.} 19. Rhd4 (19. Nd5 Rxd5 20. Rxd5 Nf5 $16) 19... Rc8) 19. Nd5 $1 {[%emt 0:04:57][%mdl 512]} Rxd5 {[%emt 0:01:03]} 20. Rxd5 {[%emt 0:00:05]} Nf5 {[%emt 0:01:11]} 21. Rxc5 {[%emt 0:03:36]} Nxh4 {[%emt 0:00:06]} 22. f4 {[%emt 0:00:34]} a6 {[%emt 0:04:48] [#]} (22... Qf8 $142 23. Bc6 Rd8) 23. Bxa6 $1 {[%emt 0:02:23][%mdl 512]} Qa7 {[%emt 0:11:52]} 24. Bc4 {[%emt 0:03:18]} Qb7 $2 {[%emt 0:00:35] [#]} (24... Nf5 25. a3 Qb7) 25. Bxe6 $1 {[%emt 0:05:14]} Qh1+ {[%emt 0:06:04]} (25... Qe7 26. Bc4) 26. Kc2 {[%emt 0:00:12][%cal Oe6f7] Bxf7+! would kill now.} Nf5 {[%emt 0:03:07]} 27. Bd5 {[%emt 0:03:08]} (27. Bxf7+ $142 Kf8 28. Rc7 Nxe3+ 29. fxe3 (29. Qxe3 Qc6+ 30. Rxc6 h5 31. gxh6 Kxf7 32. Rc7+ Kf8 33. Qe7+ Kg8 34. Qg7#) 29... Qh2+ 30. Kc3 Qd2+ 31. Kxd2 Rd8+ 32. Kc3 Rd3+ 33. Kxd3 h5 34. Qh8#) 27... Qe1 {[%emt 0:00:07]} 28. Bxa8 {[%emt 0:03:02]} (28. Bxf7+ $142 Kf8 29. Qh8+ Kxf7 30. Rc7+ (30. Qxa8 Qxf2+ 31. Kb1 Qf1+ 32. Rc1 Qd3+ 33. Ka1 Qxe3 $18) 30... Ne7 31. Qxh7+ (31. Qxa8 Qxf2+ 32. Kd3 Qf1+ 33. Kd4 Qb5 $18) 31... Ke6 32. Qxe7+ Kf5 33. Qd7+ Ke4 34. Qc6+ Kf5 35. Rf7+ (35. Qxa8 Qxf2+ 36. Kb1 Qf1+ 37. Rc1 Qd3+ 38. Ka1 Qxe3 $18) (35. Qd7+ Ke4 36. Qc6+ Kf5 37. Rf7+ Kg4 38. Qg2+ Kh5 39. Rh7#) 35... Kg4 36. Qg2+ Kh5 37. Rh7#) 28... Qe2+ {[%emt 0:00:08]} 29. Kb3 {[%emt 0:00:57]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.2"]
[White "Barath Kalyan M"]
[Black "Siddharth, Jagadeesh"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "2186"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 22,128,1,4,10,7,4,9,6,2,6,6,7,0,0,0,0,0,0,0,0,0,0,0,0,-16,-8,-35,-24,-26,-33,-27,-19,-35,-34,-89,-61,-105,-102,-100,-74,-73,-67,-61,-61,-77,-47,-49,-32,-74,-78,-78,-78,-123,-115,-119,-125,-125,-122,-126,-118,-120,-78,-119,-116,-194,-199,-539,-539,-532,-524,-591,-591,-591,-591,-591,-591,-591,-591,-591,-591,-591,-591,-591,-591,-591,-591,-909,-591,-591,-591,-1142,-1142,-1142,-1142,-1142,-591,-5089,-2186,-29972,-29968,-29984,-5089,-29985,-29986,-29988,-29989,-29994,-29995]} 1. Nf3 {[%emt 0:00:36]} Nf6 {[%emt 0:00:54]} 2. c4 {[%emt 0:00:19]} b6 {[%emt 0:00:43]} 3. g3 {[%emt 0:00:22]} Bb7 {[%emt 0:00:04]} 4. Bg2 {[%emt 0:00:06]} e6 {[%emt 0:00:04]} 5. O-O {[%emt 0:00:55]} Be7 {[%emt 0:00:04]} 6. b3 {[%emt 0:06:54]} O-O {[%emt 0:00:27]} 7. Bb2 {[%emt 0:00:05]} c5 {[%emt 0:00:04]} 8. Nc3 {[%emt 0:00:19]} d5 {[%emt 0:00:06]} 9. cxd5 {[%emt 0:00:26]} Nxd5 {[%emt 0:00:09]} 10. Rc1 {[%emt 0:04:15]} Nd7 {[%emt 0:21:29][%cal Bb8d7,Bd7c5,Bc5e4][%mdl 32]} 11. d4 {[%emt 0:07:05]} Nxc3 {[%emt 0:04:12]} 12. Bxc3 {[%emt 0:01:13]} Rc8 {[%emt 0:00:06]} 13. Bb2 {[%emt 0:04:47]} Bf6 {[%emt 0:03:26]} 14. Qd2 {[%emt 0:04:28]} Qe7 {[%emt 0:00:58]} 15. dxc5 {[%emt 0:01:40]} Nxc5 {[%emt 0:00:09]} 16. Bxf6 {[%emt 0:01:16]} Qxf6 {[%emt 0:00:02]} 17. Qd4 {[%emt 0:01:45]} Rfd8 {[%emt 0:28:14]} 18. Qxf6 {[%emt 0:06:51]} gxf6 {[%emt 0:00:06]} 19. Rfd1 {[%emt 0:00:05]} Rxd1+ {[%emt 0:00:33]} 20. Rxd1 {[%emt 0:00:06]} Ne4 {[%emt 0:00:04]} 21. Ne1 {[%emt 0:13:22] Prevents Rc2} f5 {[%emt 0:00:09]} 22. Bf3 {[%emt 0:11:17]} Ba6 {[%emt 0:04:25]} 23. h4 {[%emt 0:13:12]} Kf8 {[%emt 0:06:32]} 24. Nd3 {[%emt 0:10:54]} Nc3 {[%emt 0:05:08]} 25. Rd2 {[%emt 0:00:47]} Bxd3 {[%emt 0:00:24]} 26. Rxd3 $11 {[%emt 0:00:46][%mdl 4096] Endgame KRB-KRN} Ke7 {[%emt 0:00:02] Dodges Rd7+} 27. Rd2 {[%emt 0:00:55]} b5 {[%emt 0:00:41]} 28. Rc2 {[%emt 0:04:03]} (28. e3 $15) 28... b4 $1 $17 {[%emt 0:01:25]} 29. e3 {[%emt 0:00:49][%cal Oe3e4]} Rc5 {[%emt 0:00:41]} 30. Rd2 {[%emt 0:04:02]} e5 {[%emt 0:00:23]} 31. Bb7 {[%emt 0:00:45]} Rc7 {[%emt 0:06:36]} 32. Ba6 {[%emt 0:00:20]} Rd7 {[%emt 0:00:05]} 33. Rc2 {[%emt 0:00:45]} Rd1+ {[%emt 0:01:41]} 34. Kg2 {[%emt 0:01:06]} Ra1 {[%emt 0:03:14]} 35. a4 {[%emt 0:00:04] [#]} bxa3 $1 {[%emt 0:00:28] Black is more active.} 36. Rxc3 {[%emt 0:00:07] KRB-KR} a2 $1 {[%emt 0:00:03]} 37. Rc2 {[%emt 0:01:16] [#] And now Kf3 would win.} Rg1+ $3 {[%emt 0:00:14][%mdl 512]} 38. Kxg1 {[%emt 0:00:02]} a1=Q+ {[%emt 0:00:08] KQ-KRB} (38... a1=B $2 {perishes.} 39. Rc7+ Ke8 40. Rxa7 $18) 39. Bf1 {[%emt 0:00:03] [#]} f4 $1 {[%emt 0:07:37][%mdl 512]} 40. exf4 {[%emt 0:00:41]} (40. gxf4 exf4) 40... exf4 {[%emt 0:00:01]} 41. gxf4 {[%emt 0:00:57]} a5 {[%emt 0:01:40]} 42. Rc4 {[%emt 0:00:33]} Qf6 {[%emt 0:00:56]} 43. h5 {[%emt 0:00:54] [#] Dodges Qg6+} (43. Rc7+ $17 Kd6 44. Ra7) 43... Qf5 $1 $19 {[%emt 0:00:01]} 44. Be2 $2 {[%emt 0:00:20] [#] Repels Qg4+} (44. Rc3) 44... Qb1+ $1 {[%emt 0:00:07]} 45. Kg2 {[%emt 0:00:41]} Qxb3 {[%emt 0:00:02]} 46. Rc7+ {[%emt 0:00:41]} Kd6 {[%emt 0:00:01]} 47. Ra7 {[%emt 0:00:22]} a4 {[%emt 0:00:08]} 48. h6 {[%emt 0:00:10]} a3 {[%emt 0:00:21]} 49. Bh5 {[%emt 0:00:07]} a2 {[%emt 0:01:26]} 50. Bxf7 {[%emt 0:00:12] [#]} a1=Q $1 {[%emt 0:00:06][%mdl 512]} 51. Rxa1 {[%emt 0:00:13]} Qxf7 {[%emt 0:00:02] KQ-KR} 52. Ra6+ {[%emt 0:01:55]} Kd5 {[%emt 0:00:01]} 53. Kg3 {[%emt 0:00:32]} Qg8+ {[%emt 0:00:11]} 54. Kf3 {[%emt 0:00:07]} Qe8 {[%emt 0:00:02] ( -> ...Qe4+)} 55. Kg3 {[%emt 0:00:43]} Ke4 {[%emt 0:00:49] ( -> ...Qg8+)} 56. Ra5 {[%emt 0:00:27]} Qg6+ {[%emt 0:00:18]} 57. Rg5 {[%emt 0:00:05]} Qxh6 {[%emt 0:00:06]} 58. Re5+ {[%emt 0:00:04]} Kd4 {[%emt 0:00:02] Hoping for ...Qh1.} 59. Rg5 {[%emt 0:00:40]} Qh1 {[%emt 0:00:18] ( -> ...h5)} 60. Re5 {[%emt 0:00:57]} h5 {[%emt 0:00:01]} 61. Rg5 {[%emt 0:00:53]} h4+ {[%emt 0:00:12]} 62. Kg4 {[%emt 0:00:05]} h3 {[%emt 0:00:04]} 63. Rh5 {[%emt 0:00:57]} h2 {[%emt 0:00:07]} 64. Kg3 {[%emt 0:00:06]} Qg1+ {[%emt 0:00:05]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.3"]
[White "Iniyan, Pa"]
[Black "Sri Sai Baswanth P"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2508"]
[BlackElo "2161"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,77,27,29,25,38,21,22,26,29,34,30,25,48,22,22,29,27,30,25,36,31,21,33,10,0,22,53,-52,-60,-80,-74,-87,-78,-78,-78,-91,-46,-45,-16,-13,-22,-27,0,-22,-27,-31,-18,-43,0,0,0,0,426,425,427,425,406,341,599,614,631,639,693,683,747,720,700,672]} 1. e4 {[%emt 0:07:13]} c5 {[%emt 0:00:43]} 2. Nf3 {[%emt 0:00:25][%cal Bg1f3,Bf3d4,Bd4b5,Bb5d6][%mdl 32]} e6 {[%emt 0:00:19]} 3. d4 {[%emt 0:00:10]} cxd4 {[%emt 0:00:09]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:09]} 6. Ndb5 {[%emt 0:00:08]} Bc5 {[%emt 0:00:56]} 7. Nd6+ {[%emt 0:00:12]} Ke7 {[%emt 0:00:05]} 8. Bf4 {[%emt 0:00:08]} e5 $1 {[%emt 0:00:07]} 9. Nf5+ {[%emt 0:00:05]} Kf8 {[%emt 0:00:04]} 10. Bg5 {[%emt 0:00:10]} d6 {[%emt 0:00:07]} 11. Bc4 {[%emt 0:00:40]} Be6 {[%emt 0:00:46]} 12. Bb3 {[%emt 0:00:25]} h6 {[%emt 0:00:16]} 13. Bxf6 {[%emt 0:00:08]} Qxf6 {[%emt 0:00:08]} 14. Ne3 {[%emt 0:00:06]} g6 {[%emt 0:00:15]} 15. Qd2 {[%emt 0:00:10]} Kg7 {[%emt 0:00:12]} 16. O-O-O {[%emt 0:00:10]} Rab8 {[%emt 0:01:21]} 17. Rhf1 {[%emt 0:05:47]} b5 {[%emt 0:01:07]} 18. Kb1 {[%emt 0:05:09][%cal Of2f4]} Qd8 {[%emt 0:02:01]} 19. g3 {[%emt 0:10:25]} (19. f4 $14) 19... Bh3 $15 {[%emt 0:22:13]} 20. Rg1 {[%emt 0:00:36]} Nd4 {[%emt 0:04:41]} 21. Qd3 {[%emt 0:02:58]} h5 $1 {[%emt 0:16:10]} 22. f4 {[%emt 0:06:31] [#]} a5 $1 {[%emt 0:04:58]} 23. Bd5 {[%emt 0:02:43]} Qb6 {[%emt 0:10:06][%cal Od4c2]} 24. Rge1 {[%emt 0:00:12]} Bg4 {[%emt 0:10:00]} 25. Nxg4 {[%emt 0:01:50]} hxg4 {[%emt 0:02:20]} 26. Rh1 {[%emt 0:00:02]} (26. f5 {is interesting.} Rxh2 27. fxg6 Kxg6 28. Rf1) 26... Rh3 {[%emt 0:04:12]} 27. Rdf1 {[%emt 0:04:17]} (27. f5 $5) 27... Nf3 {[%emt 0:00:53]} 28. Rxf3 {[%emt 0:00:17]} gxf3 {[%emt 0:00:08]} 29. Qxf3 {[%emt 0:00:06]} Qa7 {[%emt 0:03:32]} 30. fxe5 {[%emt 0:05:45]} dxe5 {[%emt 0:03:45] Threatens to win with ...b4.} 31. Rf1 {[%emt 0:00:05] Qg4 would now be deadly.} Qe7 $2 {[%emt 0:10:17][%mdl 8192] [#]} (31... Rxh2 $11 32. Qf6+ (32. Qxf7+ $2 Qxf7 33. Rxf7+ Kh6 $19) 32... Kh6 33. Qxe5 (33. Qxf7 $2 Rf8 $19) (33. Bxf7 Qb6 $17) 33... Bd4 34. Qf4+ g5 35. Qd6+ (35. Qxf7 $2 Qxf7 36. Bxf7 Rf8 $19) 35... Kg7) 32. Qg4 $1 $18 {[%emt 0:01:33]} (32. Bxf7 $2 Rf8 (32... Rxh2 33. Nd5 $11) 33. Qg2 Rhh8 $19) (32. Qxf7+ Qxf7 33. Rxf7+ Kh6 $19) 32... Rxh2 {[%emt 0:00:17]} 33. Rxf7+ {[%emt 0:00:07]} (33. Bxf7 Qd6 34. Bd5 b4 $19 (34... Rf8 $2 35. Rd1 $19)) 33... Qxf7 {[%emt 0:00:17]} 34. Bxf7 {[%emt 0:00:06]} Rh1+ $2 {[%emt 0:00:23]} (34... Kxf7 {was called for.} 35. Qd7+ Be7 36. Qd5+ (36. Nxb5 $2 {gets mated.} Rh1+) 36... Kf6) 35. Nd1 {[%emt 0:00:07]} Rb6 {[%emt 0:01:48] [#]} 36. c3 $1 {[%emt 0:01:32]} a4 {[%emt 0:00:33]} (36... Rd6 37. Bd5) 37. b4 {[%emt 0:01:23]} Bf8 {[%emt 0:00:58]} 38. Bd5 {[%emt 0:01:38]} Rf6 {[%emt 0:00:19]} 39. Kc2 {[%emt 0:00:36]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.4"]
[White "Buscara, Sevan"]
[Black "Shyaam Nikhil P"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2185"]
[BlackElo "2449"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 23,65,23,33,16,26,0,0,0,29,11,27,26,30,21,19,0,3,-58,-54,-135,-38,-66,-45,-54,-45,-64,-93,-105,265,257,251,195,616,612,606,581,543,439,518,452,447,412,1187,1156]} 1. d4 {[%emt 0:00:40]} Nf6 {[%emt 0:00:24]} 2. c4 {[%emt 0:00:56]} e6 {[%emt 0:01:38]} 3. Nf3 {[%emt 0:01:25]} b6 {[%emt 0:04:21]} 4. a3 {[%emt 0:00:59]} Bb7 {[%emt 0:03:08]} 5. Nc3 {[%emt 0:00:33]} d5 {[%emt 0:01:13]} 6. Qc2 {[%emt 0:01:18]} Be7 {[%emt 0:03:19]} 7. cxd5 {[%emt 0:01:16]} Nxd5 {[%emt 0:01:03]} 8. e4 {[%emt 0:00:51]} Nxc3 {[%emt 0:01:09]} 9. bxc3 {[%emt 0:00:08]} Nd7 {[%emt 0:01:14]} 10. Bd3 {[%emt 0:02:13]} c5 {[%emt 0:00:34]} 11. O-O {[%emt 0:03:00]} Qc7 {[%emt 0:01:45]} 12. Qe2 {[%emt 0:05:03]} O-O {[%emt 0:00:58]} 13. Bd2 {[%emt 0:10:30]} Rfd8 {[%emt 0:05:18]} 14. h4 {[%emt 0:04:33]} Rac8 {[%emt 0:05:21]} 15. a4 {[%emt 0:05:10][%cal Ba3a4,Ba4a5][%mdl 32]} e5 {[%emt 0:09:09]} 16. Rfc1 {[%emt 0:08:17]} h6 {[%emt 0:13:28] [#]} 17. a5 $1 {[%emt 0:06:12]} c4 {[%emt 0:13:26]} 18. Bc2 {[%emt 0:04:35]} b5 {[%emt 0:03:16]} 19. Be3 {[%emt 0:02:54]} a6 {[%emt 0:04:09]} 20. h5 {[%emt 0:07:04]} (20. Rd1 $11) 20... Re8 $1 $15 {[%emt 0:08:04]} 21. Nh2 {[%emt 0:10:11]} ({White should try} 21. Re1 $15) 21... Bf8 {[%emt 0:03:29]} ({Black should play} 21... exd4 $17 22. cxd4 Bxe4 23. Bxe4 Bd6) 22. d5 {[%emt 0:07:16] [#]} f5 $1 {[%emt 0:00:46]} 23. exf5 {[%emt 0:00:43][%cal Be4f5,Bf5f6,Bf6g7][%mdl 32]} Nf6 $1 {[%emt 0:00:19]} (23... Bxd5 24. Ng4 $11) 24. Ng4 {[%emt 0:02:37]} Nxd5 {[%emt 0:00:31]} 25. f6 {[%emt 0:01:54]} Nf4 $2 {[%emt 0:04:18][%mdl 8192] [#]} ({Of course not} 25... gxf6 $6 26. Be4 (26. Nxh6+ Kh8 $14) 26... Qf7 27. Bg6 $14 (27. Bxh6 f5 $11) (27. Nxh6+ Bxh6 28. Bxh6 f5 $11)) (25... Nxf6 26. Nxf6+ gxf6 27. Qg4+ Kh8 28. Bg6 $16) (25... Nxc3 $17 {keeps the pressure on.} 26. Nxh6+ Kh8 (26... gxh6 27. Qg4+ Kh8 28. Bf5 $15)) 26. Nxh6+ $1 {[%emt 0:02:01][%mdl 512]} gxh6 {[%emt 0:00:52]} (26... Kh8 27. Qg4) 27. Qg4+ {[%emt 0:00:33]} Bg7 $2 {[%emt 0:01:04]} (27... Kh8) 28. Bxf4 $18 {[%emt 0:02:31]} (28. fxg7 Qxg7 29. Qxg7+ Kxg7 $16) 28... exf4 {[%emt 0:00:07]} 29. Rd1 {[%emt 0:02:29][%cal Od1d7,Bc1d1,Bd1d6,Bd6d8][%mdl 32] Rd7! is the strong threat.} ({Less strong is} 29. fxg7 Qxg7 30. Bg6 Be4 $16) 29... Qf7 {[%emt 0:04:26]} 30. fxg7 {[%emt 0:00:47]} Rc7 {[%emt 0:01:32]} 31. Rd6 {[%emt 0:00:43]} Bc8 {[%emt 0:00:05]} 32. Qh4 {[%emt 0:02:14]} Re6 {[%emt 0:02:25]} (32... Bf5 $142) 33. Rd8+ {[%emt 0:01:32]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.5"]
[White "Rios Gomez, Cristhian Camilo"]
[Black "Gawai Siddhant"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2435"]
[BlackElo "2154"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,69,11,36,19,17,12,22,24,20,9,50,50,51,47,42,38,49,51,64,65,87,80,77,99,94,85,99,87,80,81,103,93,100,94,95,95,89,97,97,90,91,99,93,91,94,37,65,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-41]} 1. Nf3 {[%emt 0:03:17]} Nf6 {[%emt 0:00:04]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:08]} 3. g3 {[%emt 0:00:06]} d5 {[%emt 0:00:10]} 4. Bg2 {[%emt 0:00:04]} d4 {[%emt 0:00:26]} 5. O-O {[%emt 0:00:13]} Be7 {[%emt 0:00:21]} 6. e3 {[%emt 0:02:55]} c5 {[%emt 0:00:13]} 7. exd4 {[%emt 0:02:26]} cxd4 {[%emt 0:00:04]} 8. d3 {[%emt 0:00:13][%cal Ob2b4]} Nc6 {[%emt 0:00:43]} 9. Bg5 {[%emt 0:00:11]} Nd7 {[%emt 0:08:58]} 10. Bxe7 {[%emt 0:02:40]} Qxe7 {[%emt 0:00:20]} 11. Na3 {[%emt 0:01:47]} O-O {[%emt 0:08:15]} 12. Nc2 {[%emt 0:03:04]} Qd6 {[%emt 0:05:48]} 13. a3 {[%emt 0:07:56][%cal Ba2a3,Ba3b4,Bb4b5][%mdl 32]} a5 {[%emt 0:01:09] [#]} 14. b4 $1 {[%emt 0:00:07]} axb4 {[%emt 0:03:23]} (14... e5 15. Re1) 15. axb4 {[%emt 0:00:20]} Rxa1 {[%emt 0:00:10]} 16. Qxa1 {[%emt 0:00:07]} e5 {[%emt 0:05:27][%cal Ob7b6]} 17. c5 {[%emt 0:07:27]} Qc7 {[%emt 0:02:04]} 18. Nd2 {[%emt 0:15:56]} b6 {[%emt 0:08:33]} 19. b5 {[%emt 0:01:37]} Na7 {[%emt 0:00:08]} 20. c6 {[%emt 0:00:07] White is more active.} Nc5 {[%emt 0:00:07] [#]} 21. Nb4 $1 {[%emt 0:08:30]} Nxb5 {[%emt 0:02:40]} 22. Nd5 {[%emt 0:01:03]} Qd8 {[%emt 0:01:16][%cal Oc8e6]} 23. Rb1 {[%emt 0:00:06]} Be6 {[%emt 0:15:41]} 24. Rxb5 {[%emt 0:01:18]} Bxd5 {[%emt 0:00:04]} 25. Bxd5 {[%emt 0:00:09]} Qxd5 {[%emt 0:00:07]} 26. Rxb6 {[%emt 0:00:07] And now Qa5 would win.} Ne6 {[%emt 0:11:16] [#]} (26... Nxd3 27. Qb1 e4 28. c7 $16) 27. Qa3 {[%emt 0:03:30]} ({White should try} 27. Qa6 $1 $16) 27... h6 $14 {[%emt 0:10:21]} 28. Ne4 {[%emt 0:02:42]} (28. h4 $1 $14) 28... f5 $11 {[%emt 0:01:49]} 29. Qd6 {[%emt 0:01:44]} Rd8 $1 {[%emt 0:00:08]} 30. c7 {[%emt 0:08:06]} Rxd6 {[%emt 0:00:45]} 31. c8=Q+ {[%emt 0:00:09]} Rd8 {[%emt 0:00:01]} 32. Qxe6+ {[%emt 0:00:06]} Qxe6 {[%emt 0:00:03]} 33. Rxe6 {[%emt 0:00:07]} fxe4 {[%emt 0:00:04]} 34. Rxe5 {[%emt 0:00:07]} (34. dxe4 $2 {is the wrong capture.} d3 35. Rb6 d2 $19) 34... exd3 {[%emt 0:00:30] ( -> ...d2)} 35. Re1 {[%emt 0:00:06]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.6"]
[White "Sarveshwaran V"]
[Black "Das, Sayantan"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2150"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,92,26,68,41,83,43,45,43,53,53,62,2,28,18,20,0,21,0,12,-2,27,-114,-136,-115,-52,-39,-33,-78,-77,-71,-83,-70,-66,-77,-86,-111,-64,-83,-62,-68,-78,-128,-134,-119,-87,-150,-154,-281,-293,-329,-329,-341,-339,-356,-359,-735,-735,-735,-735,-1019,-1302,-1491,-1401,-1433,-1746,-2539,-2333,-2817,-2214,-5273,-4982,-6319,-2440,-29978,-29978,-29982,-29983,-29983,-29983,-29983,-29984,-29984,-29985,-29985,-29986]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:05:15]} 2. Nf3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:07]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:14]} 5. Nc3 {[%emt 0:00:26]} h5 {[%emt 0:00:10]} 6. h3 {[%emt 0:09:11]} g6 {[%emt 0:01:14]} 7. Be2 {[%emt 0:01:15]} Bg7 {[%emt 0:00:17][%cal Of6e4]} 8. Be3 {[%emt 0:00:16]} O-O {[%emt 0:04:09]} 9. Nb3 {[%emt 0:02:25]} b6 {[%emt 0:09:24]} 10. O-O {[%emt 0:02:58]} (10. Qd2 $14) 10... Bb7 $11 {[%emt 0:00:53][%cal Od7d5]} 11. a3 {[%emt 0:08:44]} Rc8 {[%emt 0:04:47]} 12. f4 {[%emt 0:05:04]} d6 {[%emt 0:01:48]} 13. Bf3 {[%emt 0:02:33]} e6 {[%emt 0:09:45]} 14. Rf2 {[%emt 0:06:10]} Ne7 {[%emt 0:06:17][%cal Oc8c3]} 15. Rd2 {[%emt 0:15:09] [#]} (15. Qd3 $11) 15... Rxc3 $1 $17 {[%emt 0:07:03][%mdl 512]} 16. Rxd6 {[%emt 0:04:46] [#]} Qa8 {[%emt 0:12:54]} (16... Qc8 $1 $17 17. bxc3 Bxe4 (17... Nxe4 18. Bxe4 Bxe4 19. Bd4 $17)) 17. bxc3 $15 {[%emt 0:01:14]} Bxe4 {[%emt 0:00:09]} 18. Rd3 {[%emt 0:14:00] [#]} Bxf3 $1 {[%emt 0:04:26]} 19. Qxf3 {[%emt 0:01:28]} Qxf3 {[%emt 0:00:09]} 20. gxf3 {[%emt 0:00:04]} Nfd5 {[%emt 0:00:53][%cal Od5e3]} 21. Bd2 {[%emt 0:04:48][%cal Oc3c4]} Rc8 {[%emt 0:00:45][%cal Oa7a5]} 22. a4 {[%emt 0:02:51]} Nxc3 {[%emt 0:01:47] Black is more active.} (22... a5 $17 23. Rd1 Nf5 (23... Nxc3 24. Bxc3 Bxc3 25. Rd8+ Rxd8 26. Rxd8+ Kg7 27. Nd2 $11)) 23. a5 $1 {[%emt 0:01:49]} Ned5 {[%emt 0:07:26] Excellent horsemanship.} (23... Ne2+ $6 24. Kf2 Nc3 (24... Bxa1 25. Nxa1 Nxf4 26. Bxf4 $18) 25. Rd7 $11) 24. axb6 {[%emt 0:01:49]} axb6 {[%emt 0:00:50]} (24... Ne2+ 25. Kf1 axb6 (25... Nexf4 $2 26. b7 $18) (25... Ng3+ $2 26. Kg2 $18) 26. Kxe2 $16) 25. Bxc3 {[%emt 0:07:30]} ({Better is} 25. Ra7) 25... Bxc3 $17 {[%emt 0:02:28]} 26. Ra7 {[%emt 0:00:59]} Bf6 {[%emt 0:03:28]} ({Resist} 26... Nxf4 27. Rdd7 $15) 27. f5 {[%emt 0:02:15]} gxf5 {[%emt 0:01:12]} ({Don't play} 27... Rxc2 $6 28. fxg6 fxg6 29. Rb7 $15) 28. Rxd5 {[%emt 0:00:22]} (28. Rd2 $17) 28... exd5 {[%emt 0:00:05][%mdl 4096] Endgame KRB-KRN. Black is two pawns up.} 29. Ra2 {[%emt 0:01:51]} Rc3 {[%emt 0:01:22]} 30. Kf2 {[%emt 0:01:13]} b5 {[%emt 0:02:35]} 31. Nc1 {[%emt 0:00:52]} b4 {[%emt 0:01:07]} 32. Ne2 $2 {[%emt 0:00:42]} (32. Rb2) 32... Ra3 $19 {[%emt 0:03:06]} 33. Nc1 {[%emt 0:03:00]} Bg5 {[%emt 0:02:28]} 34. Rxa3 {[%emt 0:00:27]} bxa3 {[%emt 0:00:05] KB-KN. Black is two pawns up.} 35. Na2 {[%emt 0:00:04]} Kg7 {[%emt 0:00:05]} 36. Ke2 {[%emt 0:00:49]} Kf6 {[%emt 0:00:07]} 37. Kd3 {[%emt 0:00:43]} Ke5 {[%emt 0:00:11]} 38. Nc3 {[%emt 0:00:47]} h4 {[%emt 0:01:14] aiming for ...Kf4.} 39. Na2 {[%emt 0:00:30]} Be7 {[%emt 0:01:29]} 40. Kc3 {[%emt 0:00:30]} Kf4 {[%emt 0:00:19]} 41. Kd4 {[%emt 0:00:07]} Kg3 {[%emt 0:01:56]} 42. Kxd5 {[%emt 0:00:50]} Kxh3 {[%emt 0:00:04]} 43. c4 {[%emt 0:00:33]} Kg2 {[%emt 0:00:24]} 44. c5 {[%emt 0:00:17] [#]} Bxc5 $1 {[%emt 0:00:25][%mdl 512]} 45. Kxc5 {[%emt 0:00:05]} h3 {[%emt 0:00:05]} 46. f4 {[%emt 0:00:51]} h2 {[%emt 0:00:06]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.7"]
[White "Deepan Chakkravarthy J."]
[Black "Anadkat Kartavya"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "2413"]
[BlackElo "2139"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,113,47,65,52,83,68,63,63,64,64,69,67,73,79,70,64,62,52,64,60,67,58,65,72,70,74,75,65,203,192,196,200,206,213,194,199,198,172,191,146,169,100,143,108,100,102,101,96,110,108,97,96,96,97,91,87,104,103,124,70,98,85,88,85,91,122,187,119,139,146,161,97,120,0,160,167,240,256,283,303,322,319,261,174,156,154,178,169,170,171,291,293,416,401,740,675,674,678,960,935,29981,29982,29982,29983,29983,29984]} 1. e4 {[%emt 0:01:22][%cal Be2e4,Be4e5][%mdl 32]} e5 {[%emt 0:05:25]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:13]} 3. Bb5 {[%emt 0:00:05][%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 {[%emt 0:00:11]} 4. Ba4 {[%emt 0:00:03]} f5 {[%emt 0:00:04]} 5. d4 {[%emt 0:00:03]} exd4 {[%emt 0:00:05]} 6. e5 $1 {[%emt 0:00:02][%cal Oe1g1]} (6. exf5 $6 Qe7+ 7. Qe2 Nf6 $15) 6... b5 {[%emt 0:00:04]} 7. Bb3 {[%emt 0:00:03][%cal Oe1g1]} Na5 {[%emt 0:00:03]} 8. Qxd4 {[%emt 0:00:10]} Bb7 {[%emt 0:00:10]} 9. Bd5 {[%emt 0:00:41]} c6 {[%emt 0:00:15]} 10. Bxg8 $1 {[%emt 0:00:02]} Rxg8 {[%emt 0:00:06]} 11. Qd3 {[%emt 0:00:43]} (11. Bg5 Qc7 $11) 11... Qe7 {[%emt 0:13:08]} 12. Qxf5 {[%emt 0:05:33]} h6 {[%emt 0:00:09]} 13. Nc3 {[%emt 0:09:06] White is more active.} Qe6 {[%emt 0:04:14] Inhibits Qg6+.} 14. Nd4 {[%emt 0:08:53]} Qxf5 {[%emt 0:04:19]} 15. Nxf5 {[%emt 0:00:02]} Nc4 {[%emt 0:07:19][%cal Oe8c8]} 16. O-O {[%emt 0:06:25]} O-O-O {[%emt 0:04:26][%cal Od8e8]} 17. Ne4 {[%emt 0:08:59]} Nxe5 {[%emt 0:14:57]} 18. Nfd6+ {[%emt 0:11:13] Excellent horsemanship.} Kc7 {[%emt 0:03:02] [#]} ({Black should try} 18... Bxd6 $1 $14 19. Nxd6+ Kc7) 19. Bd2 $1 $18 {[%emt 0:03:33]} Nc4 {[%emt 0:13:24] Inhibits Ba5+.} 20. Nxc4 {[%emt 0:00:10]} bxc4 {[%emt 0:00:02]} 21. Ba5+ {[%emt 0:00:05]} Kc8 {[%emt 0:00:05]} 22. Bxd8 {[%emt 0:03:01]} Kxd8 {[%emt 0:00:02]} 23. b3 {[%emt 0:00:14]} d5 {[%emt 0:01:01]} 24. Nd2 {[%emt 0:00:16]} c3 {[%emt 0:02:23]} 25. Nb1 {[%emt 0:10:27]} (25. Nf3 $18) 25... Be7 {[%emt 0:01:32]} 26. Nxc3 {[%emt 0:03:20]} Bf6 {[%emt 0:00:23] [#]} 27. Na4 $1 {[%emt 0:00:06]} Bxa1 {[%emt 0:00:14]} 28. Rxa1 $16 {[%emt 0:00:03][%mdl 4096] Endgame KRB-KRN. White is a pawn up.} Bc8 {[%emt 0:01:57]} 29. Rd1 {[%emt 0:05:27]} Kc7 {[%emt 0:00:32]} 30. f3 {[%emt 0:00:27]} a5 {[%emt 0:02:59]} 31. Kf2 {[%emt 0:00:27]} g5 {[%emt 0:01:30]} 32. c3 {[%emt 0:04:16]} h5 {[%emt 0:02:11]} 33. Rd4 {[%emt 0:01:53]} Kd6 {[%emt 0:03:29]} 34. c4 {[%emt 0:02:47]} (34. Nb2 $16) 34... Be6 {[%emt 0:00:40]} 35. c5+ {[%emt 0:00:48]} Ke5 {[%emt 0:00:44]} 36. Ke3 {[%emt 0:00:07]} Bf5 {[%emt 0:01:05]} 37. Nc3 {[%emt 0:00:33]} Rb8 {[%emt 0:02:50] [#]} (37... h4 $16 {was called for.} 38. Ne2 Rb8) 38. Ra4 {[%emt 0:01:13]} (38. h4 $1 $18 {[%cal Rh4g5]}) 38... h4 {[%emt 0:00:56][%cal Bh5h4,Bh4h3][%mdl 32]} 39. g3 {[%emt 0:02:38]} (39. Rxa5 $2 d4+ 40. Kd2 dxc3+ 41. Kxc3 Rd8 $19) 39... h3 {[%emt 0:02:38]} 40. Rd4 {[%emt 0:11:05]} (40. Rxa5 $2 d4+ 41. Kd2 dxc3+ 42. Kxc3 Rd8 43. f4+ gxf4 44. gxf4+ Kxf4 45. Ra4+ Kf3 $19) ({Better is} 40. Kd2 $18) 40... Rb7 {[%emt 0:01:32]} 41. Ra4 {[%emt 0:01:56]} Rb8 $1 {[%emt 0:01:12]} 42. Kd2 {[%emt 0:02:21]} (42. Rxa5 $2 d4+ 43. Kd2 dxc3+ 44. Kxc3 Rd8 45. f4+ gxf4 46. gxf4+ Kxf4 $19) 42... d4 {[%emt 0:06:22] [#]} (42... Bg6 $142) 43. Ne2 $1 $18 {[%emt 0:00:05]} Rd8 {[%emt 0:00:35]} 44. Rxa5 {[%emt 0:00:06]} g4 {[%emt 0:00:04]} 45. fxg4 {[%emt 0:00:50]} Bxg4 {[%emt 0:00:01]} 46. Ra7 {[%emt 0:00:59] Black must now prevent Nf4.} Kd5 {[%emt 0:01:38]} 47. Nf4+ {[%emt 0:00:38]} Kxc5 {[%emt 0:00:26]} 48. Rg7 {[%emt 0:00:05]} Bc8 {[%emt 0:00:12]} 49. Rh7 {[%emt 0:00:40]} Kb4 {[%emt 0:01:26]} (49... Rf8 $142 50. Rh5+ (50. Nxh3 Rf3 $16) 50... Kb6) 50. Rh5 {[%emt 0:00:47] Intending Nd3+ and mate.} ({Not} 50. Nxh3 Bxh3 (50... Ka3 $2 51. Ra7+ Kb2 52. Nf4 $18) 51. Rxh3 c5 $16) ({Don't take} 50. Nd3+ $6 Ka5 51. Rh6 Kb6 $16) 50... Ka3 {[%emt 0:01:06]} (50... Ba6 $142 51. Rxh3 Ka3) 51. Ra5+ {[%emt 0:00:07]} (51. Nxh3 Kxa2 52. b4 Be6 $15) 51... Kb2 {[%emt 0:00:06]} (51... Kb4 $142 52. Ra8 c5 53. Rb8+ Ka5) 52. Nd3+ {[%emt 0:00:28]} Kb1 {[%emt 0:00:07]} 53. Ra8 {[%emt 0:00:08]} Rg8 {[%emt 0:01:36]} 54. b4 {[%emt 0:00:08]} Be6 {[%emt 0:01:34]} 55. Rxg8 {[%emt 0:00:06]} Bxg8 {[%emt 0:00:01]} 56. a4 {[%emt 0:00:16][%cal Ba2a4,Ba4a5][%mdl 32]} Ka2 {[%emt 0:00:06]} 57. a5 {[%emt 0:00:37]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.8"]
[White "Vignesh B"]
[Black "Vaz, Ethan"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2135"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 28,128,20,10,16,9,39,0,0,0,0,0,0,0,7,3,9,5,12,2,18,33,33,36,38,26,42,33,33,34,41,34,117,115,121,-205,-214,-211,-207,-207,-202,-218,-216,-219,-212,-229,-218,-252,-244,-257,-257,-254,-251,-263,-249,-219,-189,-189,-180,-164,-170,-162,-112,-119,-119,-164,-119,-220,-218,-677,-666,-681,-681,-654,-647,-759,-615,-29969,-29969,-29969,-29966,-12826,-6187,-5952,-5952,-2276,-1173,-1198,-1164,-1198,-1198,-1189,-1181,-1187,-1170,-1171,-1105,-1193,-1186,-5310,-5197,-5073,-3617]} 1. Nf3 {[%emt 0:06:28]} Nf6 {[%emt 0:00:11]} 2. b3 {[%emt 0:02:59]} g6 {[%emt 0:00:50]} 3. Bb2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:02]} 4. e3 {[%emt 0:01:39]} O-O {[%emt 0:00:09]} 5. Be2 {[%emt 0:00:50]} d6 {[%emt 0:04:45]} 6. d4 {[%emt 0:00:36]} Nbd7 {[%emt 0:02:40]} 7. h3 {[%emt 0:07:51]} b6 {[%emt 0:01:49] A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} 8. O-O {[%emt 0:03:37]} Bb7 {[%emt 0:00:02]} 9. c4 {[%emt 0:02:01]} Re8 {[%emt 0:02:59]} 10. Nc3 {[%emt 0:07:16]} e5 $146 {[%emt 0:06:27]} ({Predecessor:} 10... e6 11. Rc1 d5 12. cxd5 Nxd5 13. Nxd5 Bxd5 14. Qc2 c5 15. dxc5 Nxc5 16. Bxg7 Kxg7 {0-1 Hoang,T-Nguyen Thi Thu,Q VIE-ch U13 Girls 2002 (2)}) 11. Re1 {[%emt 0:01:03]} h6 {[%emt 0:08:30]} 12. b4 {[%emt 0:08:39]} Nh7 {[%emt 0:13:38]} 13. dxe5 {[%emt 0:17:26]} dxe5 {[%emt 0:03:08]} 14. Qb3 {[%emt 0:02:43]} Ng5 {[%emt 0:14:22]} 15. Nxg5 {[%emt 0:05:59]} Qxg5 {[%emt 0:00:11]} 16. Nd5 {[%emt 0:06:42]} Nf6 {[%emt 0:09:41]} 17. Bf1 {[%emt 0:01:04]} (17. Nxc7 $2 Qxg2#) 17... Nxd5 {[%emt 0:06:32]} 18. cxd5 {[%emt 0:00:02]} e4 {[%emt 0:01:39]} 19. Bxg7 {[%emt 0:05:40]} Kxg7 {[%emt 0:00:02]} 20. Red1 {[%emt 0:09:41]} Rad8 {[%emt 0:06:59]} 21. Qa4 {[%emt 0:04:42]} Bxd5 {[%emt 0:06:33]} 22. Qxa7 {[%emt 0:01:07]} Qe5 {[%emt 0:01:00]} 23. Qa4 {[%emt 0:01:27]} c6 {[%emt 0:03:32]} 24. Qc2 {[%emt 0:00:42]} b5 {[%emt 0:01:03]} 25. a4 {[%emt 0:00:25]} bxa4 $1 {[%emt 0:00:11]} 26. Rxa4 {[%emt 0:00:10]} Qf6 {[%emt 0:02:20]} 27. Ra6 {[%emt 0:00:37]} Re6 {[%emt 0:01:00]} 28. Rd4 {[%emt 0:01:12]} Red6 {[%emt 0:01:23]} 29. Qc5 {[%emt 0:00:36]} Bb3 {[%emt 0:00:57]} (29... R8d7 $14) 30. Rxd6 $1 $16 {[%emt 0:01:29]} (30. Rxe4 Rd1 31. Rd4 (31. Qxc6 $2 Qxc6 32. Rxc6 Bd5 $19) (31. Rxc6 $2 Rxf1+ 32. Kh2 Qxf2 $19) 31... R8xd4 32. exd4 Bd5 $17) 30... Rxd6 {[%emt 0:00:03]} 31. Ra3 $2 {[%emt 0:00:40][%mdl 8192] [#]} (31. b5 $16 {is forced if you want to stay better.} Rd2 32. Ra8 Qxf2+ 33. Kh2 Qxf1 34. Qc3+ (34. Qxc6 $2 Rxg2#) 34... f6 35. Ra7+ (35. Qxd2 Qxb5 36. Qd7+ Bf7 $18) 35... Bf7 36. Qxd2 Qxb5 37. Qd6) 31... Rd5 $1 $19 {[%emt 0:00:58]} 32. Rxb3 {[%emt 0:00:16]} Rxc5 {[%emt 0:00:02]} 33. bxc5 {[%emt 0:00:01]} Qe5 {[%emt 0:00:19]} 34. Rb4 {[%emt 0:00:01]} f5 {[%emt 0:00:56]} (34... Qxc5 35. Rxe4 Qd6 36. Rd4 $11) 35. Rc4 {[%emt 0:00:16]} g5 {[%emt 0:00:47]} 36. g3 {[%emt 0:00:36]} Kf6 {[%emt 0:00:39]} 37. Bg2 {[%emt 0:00:26]} Qd5 {[%emt 0:00:20]} 38. Bf1 {[%emt 0:01:14]} Ke5 {[%emt 0:00:24]} 39. Rc3 {[%emt 0:01:00]} Qd1 {[%emt 0:01:03]} 40. Rc4 {[%emt 0:00:23]} Qe1 {[%emt 0:00:47]} 41. Ra4 {[%emt 0:00:39]} Kd5 {[%emt 0:00:52]} 42. Ra8 {[%emt 0:00:08]} Qc3 {[%emt 0:00:13]} ({Much less strong is} 42... Kxc5 43. Rf8 $17) 43. Rf8 {[%emt 0:00:46]} Kxc5 {[%emt 0:00:29]} 44. Rxf5+ {[%emt 0:00:03]} Kd6 {[%emt 0:00:06]} (44... Kb4 $19 45. Kg2 Qg7) 45. Rf8 {[%emt 0:00:30]} c5 {[%emt 0:00:36]} 46. Ra8 {[%emt 0:00:34]} Qc1 {[%emt 0:01:05]} 47. Rd8+ {[%emt 0:01:02] [#]} (47. Ra6+ $17 Kd5 48. Ra5) 47... Ke7 $1 $19 {[%emt 0:00:40]} 48. Ra8 $2 {[%emt 0:00:33]} (48. Rc8) 48... c4 $19 {[%emt 0:00:09]} 49. Ra4 {[%emt 0:00:26]} c3 {[%emt 0:00:09]} 50. Rxe4+ {[%emt 0:00:07]} Kf6 {[%emt 0:00:23]} 51. Kg2 {[%emt 0:00:23]} Qd2 {[%emt 0:01:10]} 52. Bc4 {[%emt 0:01:02]} c2 {[%emt 0:00:07]} 53. Re6+ {[%emt 0:00:02]} Kg7 {[%emt 0:00:05]} 54. Re7+ {[%emt 0:00:04]} Kf8 {[%emt 0:00:18]} 55. Rf7+ {[%emt 0:00:06]} Ke8 {[%emt 0:00:04]} 56. Rc7 {[%emt 0:00:05]} c1=Q {[%emt 0:00:07]} (56... c1=B $2 57. Bb5+ Kf8 58. Be2 $19) 57. Bb5+ {[%emt 0:00:04]} Kf8 {[%emt 0:00:15]} 58. Rxc1 {[%emt 0:00:02]} Qxc1 {[%emt 0:00:05]} 59. Be2 {[%emt 0:00:45]} Qb2 {[%emt 0:01:12]} 60. Bf3 {[%emt 0:00:10]} Qf6 {[%emt 0:00:25]} 61. Be2 {[%emt 0:00:16]} Ke7 {[%emt 0:00:11]} 62. Bg4 {[%emt 0:00:25]} Kd6 {[%emt 0:00:07]} 63. f4 {[%emt 0:00:11]} Kc5 {[%emt 0:00:32]} 64. Be2 {[%emt 0:00:09]} Qe6 {[%emt 0:00:21]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.9"]
[White "Fedorov, Alexei"]
[Black "Rajarishi Karthi"]
[Result "0-1"]
[ECO "C19"]
[WhiteElo "2409"]
[BlackElo "2131"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,86,19,24,15,22,14,0,61,23,13,-1,0,-30,-33,-29,-42,-39,-20,-30,-18,-32,-33,-39,-41,-34,-25,-53,0,-63,-57,-133,-144,-275,-279,-299,-291,-272,-281,-320,-305,-429,-395,-1173,-1146,-982,-927,-1475,-1183,-1335,-1319,-1008,-1056,-1362,-1139,-1035,-854,-856,-795,-29975,-29976,-29967,-29966,-5297,-2759,-29980,-29981,-29976,-29979,-29980,-29981,-29981,-29982]} 1. e4 {[%emt 0:00:03]} e6 {[%emt 0:13:55]} 2. d4 {[%emt 0:00:10]} d5 {[%emt 0:00:18]} 3. Nc3 {[%emt 0:00:05]} Bb4 {[%emt 0:00:16]} 4. e5 {[%emt 0:00:05]} c5 {[%emt 0:00:13]} 5. a3 {[%emt 0:00:08]} Bxc3+ {[%emt 0:00:18]} 6. bxc3 {[%emt 0:00:04]} Ne7 {[%emt 0:00:12]} 7. a4 {[%emt 0:02:58]} Qc7 {[%emt 0:04:49]} 8. Nf3 {[%emt 0:00:12]} Nbc6 {[%emt 0:01:19]} 9. Ba3 {[%emt 0:04:08]} b6 {[%emt 0:01:58]} 10. Bd3 {[%emt 0:00:47]} h6 {[%emt 0:00:54]} 11. O-O {[%emt 0:00:14]} Bd7 {[%emt 0:03:32]} ({Better is} 11... O-O $11) 12. Re1 {[%emt 0:04:47]} Na5 {[%emt 0:01:43]} 13. h4 {[%emt 0:10:24]} Bxa4 {[%emt 0:02:58]} 14. Bxc5 {[%emt 0:18:33]} bxc5 {[%emt 0:03:55]} 15. Rxa4 {[%emt 0:00:03]} c4 {[%emt 0:00:54]} 16. Bf1 {[%emt 0:00:15]} Rb8 {[%emt 0:02:03]} 17. h5 {[%emt 0:01:20]} Nac6 {[%emt 0:01:16]} 18. g3 {[%emt 0:04:26]} Rb5 {[%emt 0:04:23]} 19. Qd2 {[%emt 0:09:44]} Ra5 {[%emt 0:01:36]} 20. Rxa5 {[%emt 0:05:59]} Qxa5 {[%emt 0:01:06]} 21. Bh3 {[%emt 0:00:11]} Kd7 {[%emt 0:04:01]} (21... Qa2 $15) 22. Nh4 {[%emt 0:08:15]} (22. Qf4 $11 Ke8 23. Qd2) 22... Rb8 $15 {[%emt 0:01:28]} 23. Ng2 {[%emt 0:11:45]} (23. f4 $1 $15) 23... Qa2 $1 $17 {[%emt 0:02:29]} 24. Qc1 {[%emt 0:04:31] Inhibits Rb1.} (24. f4 $17 {was called for.}) 24... a5 $19 {[%emt 0:01:12]} 25. Ne3 {[%emt 0:00:17] [#]} a4 $1 {[%emt 0:00:21]} 26. Qa1 {[%emt 0:05:08] [#]} Rb2 $1 {[%emt 0:00:26]} 27. Kg2 {[%emt 0:05:02]} a3 {[%emt 0:01:49] aiming for ...Qxa1.} 28. Qd1 {[%emt 0:00:03]} (28. Qxa2 $142 Rxa2 29. Rc1) 28... Rb5 {[%emt 0:01:20]} 29. Qg4 $2 {[%emt 0:01:21]} (29. Rf1) 29... Rb1 {[%emt 0:03:59] Active counter play!} 30. Qxg7 {[%emt 0:02:26]} Rxe1 {[%emt 0:00:39]} 31. Qxf7 {[%emt 0:00:47] [#]} Rxe3 $1 {[%emt 0:00:18]} 32. Bxe6+ {[%emt 0:00:47]} Kc7 {[%emt 0:02:49]} 33. Bxd5 {[%emt 0:00:09] [#]} Kb6 $1 {[%emt 0:00:54]} 34. Bxc6 {[%emt 0:00:49]} Nxc6 {[%emt 0:00:12]} 35. d5 {[%emt 0:00:42]} Nxe5 {[%emt 0:07:49]} (35... Rxc3 36. dxc6 Rxc2 (36... Qxc2 $2 {too greedy.} 37. Qb7+ Ka5 38. c7 $18) 37. Qb7+ Kc5 38. c7 Rxf2+ 39. Kh3 $11) 36. Qe6+ {[%emt 0:01:11]} Ka5 {[%emt 0:00:16]} 37. d6 {[%emt 0:00:36]} Qxc2 {[%emt 0:00:24]} 38. Qd5+ {[%emt 0:00:07]} Ka4 {[%emt 0:00:10]} 39. d7 {[%emt 0:00:20]} Rd3 {[%emt 0:02:46]} 40. d8=Q {[%emt 0:01:05]} Rxd5 {[%emt 0:00:11]} 41. Qxd5 {[%emt 0:00:02]} Qxc3 {[%emt 0:00:09]} 42. Qa8+ {[%emt 0:00:33]} Kb3 {[%emt 0:00:08]} 43. Qb8+ {[%emt 0:00:45]} Kc2 {[%emt 0:00:10]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.10"]
[White "Bhosale Shriraj"]
[Black "Kaustuv, Kundu"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2125"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,88,-20,-10,-10,-10,-27,0,-6,0,-34,-5,-38,-39,-35,-14,-8,-22,-20,-22,-27,-29,-29,-25,-24,-34,-21,-18,-28,-10,-22,-9,-25,-18,-14,0,-28,-29,-24,-10,-105,-64,-77,-52,-72,-65,-221,-216,-325,-302,-327,-321,-375,-294,-617,-595,-637,-463,-635,-517,-1031,-1012,-982,-211,-1303,-1204,-1312,-1265,-1059,-2801,-2368,-2100,-29959,-29961,-29960,-6129]} 1. e4 {[%emt 0:00:11]} c6 {[%emt 0:04:21]} 2. d3 {[%emt 0:01:05]} d5 {[%emt 0:00:14]} 3. Nd2 {[%emt 0:00:06]} e5 {[%emt 0:00:21]} 4. Ngf3 {[%emt 0:00:09]} Bd6 {[%emt 0:00:20]} 5. g3 {[%emt 0:00:22]} Nf6 {[%emt 0:03:50]} 6. Bg2 {[%emt 0:00:18]} O-O {[%emt 0:00:14]} 7. O-O {[%emt 0:00:08]} Re8 {[%emt 0:00:00]} 8. c3 {[%emt 0:01:48]} Nbd7 {[%emt 0:00:36]} 9. Qc2 {[%emt 0:01:29]} a5 {[%emt 0:02:43]} 10. a4 {[%emt 0:00:43]} b6 {[%emt 0:00:40]} 11. Re1 {[%emt 0:05:27]} Ba6 {[%emt 0:00:40]} 12. Nb3 {[%emt 0:02:38]} Rc8 {[%emt 0:03:49]} 13. h3 {[%emt 0:04:03]} Qc7 {[%emt 0:05:13]} 14. Nh4 {[%emt 0:07:06][%cal Bf3h4,Bh4f5,Bf5h6][%mdl 32]} Bb7 {[%emt 0:06:58]} 15. Nf5 {[%emt 0:04:41]} Bf8 {[%emt 0:00:24]} 16. exd5 {[%emt 0:19:40]} cxd5 {[%emt 0:01:15][%cal Od5d4] And now ...d4! would win.} 17. d4 {[%emt 0:00:04]} e4 {[%emt 0:01:35]} 18. Bf4 {[%emt 0:00:07]} Qc6 {[%emt 0:00:21]} 19. g4 {[%emt 0:00:41] Prevents Nh5.} g6 {[%emt 0:01:47]} 20. Nh6+ {[%emt 0:01:33]} Kg7 {[%emt 0:01:10]} 21. Qc1 {[%emt 0:03:40]} Ba6 {[%emt 0:07:25]} (21... Ng8 {simplifies} 22. Nxg8 Kxg8 23. Qe3 Bd6) 22. Nd2 {[%emt 0:01:41]} Ng8 {[%emt 0:02:27] Active counter play!} 23. Nf1 {[%emt 0:05:57]} Nxh6 {[%emt 0:04:08]} 24. Bxh6+ {[%emt 0:00:12]} Kg8 {[%emt 0:00:06]} 25. Ng3 {[%emt 0:01:24]} (25. Qe3 $5) 25... Bd6 {[%emt 0:02:24]} 26. Qe3 {[%emt 0:02:49]} Nf8 {[%emt 0:08:29]} 27. Rac1 {[%emt 0:11:59]} (27. f4 $1 $11) 27... Bc4 {[%emt 0:05:02]} 28. Nf1 {[%emt 0:11:33]} Bb8 {[%emt 0:03:36]} (28... Qxa4 29. f3 $11) 29. Nd2 {[%emt 0:03:11]} Bd3 {[%emt 0:02:38]} (29... Qxa4 $6 30. f3 $11) 30. c4 $2 {[%emt 0:05:56]} Qd6 $40 {[%emt 0:03:28][%mdl 128] Black attacks with force.} (30... Bxc4 $2 31. b3 $18) 31. f4 {[%emt 0:00:19]} (31. Qg3 {keeps fighting.} Qxg3 (31... Bxc4 32. Qxd6 Bxd6 33. Nxc4 $14) 32. fxg3) 31... exf3 {[%emt 0:03:31]} ({Weaker is} 31... Bxc4 32. Nxc4 Rxc4 33. Rxc4 dxc4 34. Bxe4 $11) 32. Qxf3 {[%emt 0:00:09]} dxc4 {[%emt 0:00:10]} 33. d5 {[%emt 0:02:59] Against Ne6} Nd7 {[%emt 0:02:38][%cal Ob6b5]} 34. Ne4 $2 {[%emt 0:01:46]} (34. Nf1) 34... Qh2+ {[%emt 0:02:29]} 35. Kf2 {[%emt 0:00:01]} Be5 {[%emt 0:00:24]} 36. Ng3 {[%emt 0:01:32]} Bxb2 {[%emt 0:05:45]} 37. Be3 {[%emt 0:00:44] Prevents Bd4} (37. Qf4 $142 Ba3 38. Nf1 Qxf4+ 39. Bxf4) 37... Ne5 {[%emt 0:05:02]} 38. Qf4 {[%emt 0:00:33] [#]} Be4 $2 {[%emt 0:00:59]} 39. Qxe4 $2 {[%emt 0:00:37]} (39. Nxe4 Nd3+ 40. Kf3 Qxf4+ (40... Nxf4 $2 {perishes.} 41. Bxf4 Bxc1 42. Bxh2 $18) 41. Bxf4 Nxe1+ (41... Bxc1 42. Nf6+ Kh8 43. Rxe8+ Rxe8 44. Bxc1 $16) (41... Rxe4 42. Rxe4 Bxc1 43. Bg3 $17) 42. Rxe1) 39... Nd3+ {[%emt 0:00:38]} 40. Qxd3 {[%emt 0:00:10]} cxd3 {[%emt 0:00:06]} 41. Rxc8 {[%emt 0:00:28]} Rxc8 {[%emt 0:00:07]} 42. Kf3 {[%emt 0:00:12]} Rc2 {[%emt 0:01:37]} 43. Bf2 {[%emt 0:01:11]} d2 {[%emt 0:00:21]} 44. Rd1 {[%emt 0:00:31]} Rc3+ {[%emt 0:00:06]} (44... Rc1 $142 45. Rxd2 Rc3+ 46. Be3 Rxe3+ 47. Kxe3 Qxg3+ 48. Ke4 Qe5+ 49. Kf3 Qc3+ 50. Ke2 Bc1 51. h4 Qxd2+ 52. Kf1 Bb2 53. Bf3 Bd4 54. Be2 Qf4+ 55. Kg2 Qf2+ 56. Kh3 Be5 57. h5 Qh2#) 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.11"]
[White "Sathvik Adiga"]
[Black "Banik Hrishikesh Kumar"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2395"]
[BlackElo "2123"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 29,115,31,37,5,28,34,40,0,0,4,12,0,0,0,0,0,0,0,0,0,9,12,31,14,12,13,5,13,13,12,10,10,13,7,8,0,0,-15,311,265,300,294,323,321,29989,318,275,273,255,83,83,91,91,108,108,91,91,91,253,248,235,0,8,0,0,0,0,0,0,0,0,0,172,172,171,165,128,105,297,121,29978,29979,29987,29988,29989,29988,29988,29985]} 1. e4 {[%emt 0:00:01]} e5 {[%emt 0:00:15]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:09]} 3. Bc4 {[%emt 0:00:03]} Bc5 {[%emt 0:00:24]} 4. c3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:14]} 5. d3 {[%emt 0:00:04]} O-O {[%emt 0:00:21]} 6. O-O {[%emt 0:00:12]} d6 {[%emt 0:00:49]} 7. Re1 {[%emt 0:00:05]} h6 {[%emt 0:01:39]} 8. h3 {[%emt 0:00:09]} a5 {[%emt 0:01:39]} 9. Bb5 {[%emt 0:00:29]} Ba7 {[%emt 0:03:56]} 10. Nbd2 {[%emt 0:01:20]} Ne7 {[%emt 0:04:01]} 11. d4 {[%emt 0:01:22]} Ng6 {[%emt 0:00:32]} 12. Bd3 {[%emt 0:01:30]} c6 {[%emt 0:01:21]} 13. Nf1 {[%emt 0:04:07]} d5 {[%emt 0:03:55]} 14. Nxe5 {[%emt 0:03:13]} Nxe5 {[%emt 0:00:43]} 15. dxe5 {[%emt 0:00:06]} Nxe4 {[%emt 0:00:09]} 16. Be3 {[%emt 0:01:07]} (16. Bxe4 dxe4 17. Qe2 Qd3 18. Qxe4 Qxe4 19. Rxe4 Rd8 20. Be3) 16... Bxe3 {[%emt 0:12:18]} 17. Rxe3 {[%emt 0:03:14]} Qg5 {[%emt 0:14:54]} 18. Nd2 {[%emt 0:23:02]} Qxe5 {[%emt 0:16:28]} 19. Nxe4 {[%emt 0:03:21]} dxe4 {[%emt 0:00:13]} 20. Bxe4 {[%emt 0:18:22]} Qf6 {[%emt 0:05:36]} 21. Qb3 {[%emt 0:02:08]} Be6 {[%emt 0:11:51]} 22. Qxb7 {[%emt 0:04:56]} Rab8 {[%emt 0:00:12]} 23. Qxc6 {[%emt 0:04:06]} Rxb2 {[%emt 0:00:12]} 24. Rf3 {[%emt 0:00:41]} Qg5 {[%emt 0:00:54]} 25. a4 {[%emt 0:09:28]} Qe5 {[%emt 0:08:00]} 26. Rd1 {[%emt 0:04:12]} Re2 {[%emt 0:04:14]} 27. Bd3 {[%emt 0:08:07]} Re1+ {[%emt 0:05:44]} (27... Bd5 $2 28. Qxd5 (28. Bh7+ $2 Kxh7 29. Qxd5 Re1+ 30. Rxe1 Qxd5 $19) 28... Qxd5 29. Bh7+ (29. Bxe2 Qb3 $15) 29... Kxh7 30. Rxd5 $16) 28. Rxe1 {[%emt 0:00:01]} Qxe1+ {[%emt 0:00:08]} 29. Kh2 {[%emt 0:01:20]} Qe5+ $1 {[%emt 0:00:41]} 30. Rg3 {[%emt 0:00:07]} Rd8 {[%emt 0:01:45]} 31. Qb5 {[%emt 0:06:37]} (31. Qe4 {simplifies} Qxe4 32. Bxe4 Kf8 33. Bd3) 31... Qf4 {[%emt 0:00:12]} 32. Kg1 {[%emt 0:00:59]} (32. Qxa5 $2 Rxd3 33. Qb4 Bc4 $19 (33... Qxf2 $2 34. Rxd3 Kh7 35. Qd4 $18)) 32... Qc1+ {[%emt 0:00:43]} 33. Bf1 {[%emt 0:00:45]} Rc8 $2 {[%emt 0:01:13][%mdl 8192]} (33... Rd1 $11) 34. Qe5 $18 {[%emt 0:00:08]} (34. Qxa5 $2 Bc4 35. Kh2 Qxf1 $19 (35... Bxf1 36. Qe5 $11)) 34... g5 {[%emt 0:00:22] [#]} 35. f4 $1 {[%emt 0:01:46]} (35. Qxa5 $2 Bc4 36. Qb6 Qxf1+ 37. Kh2 Kh7 $19) 35... Bc4 {[%emt 0:00:23]} 36. fxg5 {[%emt 0:00:06]} (36. Rf3 g4 (36... Bxf1 37. Rxf1 Qxc3 38. Qxc3 $11) 37. hxg4 Bxf1 38. Rxf1 Qxc3 $14) 36... Qxf1+ {[%emt 0:00:09]} 37. Kh2 {[%emt 0:00:03]} h5 {[%emt 0:01:26]} 38. g6 $1 {[%emt 0:00:04]} f6 {[%emt 0:00:43]} 39. Qe7 $2 {[%emt 0:01:33]} (39. Qxh5 $18 {White threatens Qh7+ and mate.} Rc7 40. Qh6 (40. Qxa5 Qf4 $11)) 39... Qf4 $16 {[%emt 0:00:38]} 40. Qh7+ {[%emt 0:00:40]} Kf8 {[%emt 0:00:08]} 41. g7+ {[%emt 0:00:32]} Ke8 {[%emt 0:00:05]} 42. g8=Q+ {[%emt 0:00:26]} (42. g8=B $2 h4 43. Qg6+ Kd8 44. Bxc4 hxg3+ (44... Qxg3+ $2 45. Qxg3 hxg3+ 46. Kxg3 $19) 45. Qxg3 Rxc4 $19 (45... Qxc4 $2 46. Qd6+ Ke8 47. Qxf6 $19) (45... Qxg3+ $2 46. Kxg3 Rxc4 47. Kf3 $19)) (42. g8=N Bf7 $16) (42. g8=R+ Bxg8 43. Qxg8+ Ke7 44. Qxc8 h4 45. Qc5+ Kf7) 42... Bxg8 {[%emt 0:00:05]} 43. Qxg8+ {[%emt 0:00:04]} Kd7 $2 {[%emt 0:00:04] [#]} (43... Ke7 $16 44. Qxc8 h4 45. Qb7+ (45. Qc5+ Kf7 $16) 45... Ke8 46. Qc6+ Kf7 47. Qd5+ Kf8 48. Qd8+ Kf7 49. Qd5+) 44. Qd5+ $1 $18 {[%emt 0:00:47]} Ke7 {[%emt 0:00:24]} 45. Qxh5 $2 {[%emt 0:00:47]} ({White has to play} 45. Qxa5 $18 {And now Qb4+ would win.} Rc4 46. Qxh5 Rxc3 47. Qg4) 45... Rxc3 $11 {[%emt 0:00:09]} 46. Qh7+ {[%emt 0:00:10]} Kd6 {[%emt 0:00:49]} 47. Qg8 {[%emt 0:00:06]} Ke7 {[%emt 0:02:20]} 48. Qg7+ {[%emt 0:00:34]} Ke8 {[%emt 0:00:09]} 49. Qg4 {[%emt 0:01:03]} Qe5 {[%emt 0:00:05]} 50. h4 {[%emt 0:00:17]} f5 $2 {[%emt 0:01:11]} (50... Rxg3 $11 {and Black has nothing to worry.} 51. Qxg3 Qe4) 51. Qg6+ $18 {[%emt 0:00:24]} Ke7 {[%emt 0:00:15]} 52. Qg5+ {[%emt 0:00:45]} Ke6 {[%emt 0:01:05]} 53. h5 {[%emt 0:00:10]} Rd3 $2 {[%emt 0:00:32]} (53... Rxg3 $16 54. Qxg3 Qd4) 54. Kh3 {[%emt 0:00:58]} (54. Qg6+ $18 {and White stays clearly on top.} Ke7 55. h6 Rxg3 56. Qxg3) 54... Rd4 $2 {[%emt 0:00:31][%mdl 8192]} (54... Rxg3+ $16 55. Qxg3 Qc5 56. Qg6+ Ke7 57. Qg5+ Kf7) 55. Qg8+ {[%emt 0:00:18]} Kd6 {[%emt 0:00:25]} 56. Qb8+ {[%emt 0:00:23]} Kd5 {[%emt 0:00:08]} 57. Qb5+ {[%emt 0:00:05]} Ke4 {[%emt 0:00:38]} 58. Re3+ {[%emt 0:00:09]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.12"]
[White "Sammed Jaykumar, Shete"]
[Black "Jihan Tejas Shah"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2379"]
[BlackElo "2109"]
[Annotator "TA"]
[PlyCount "157"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 59,157,0,0,-20,29,26,31,18,26,26,37,39,39,44,36,8,69,68,63,59,133,133,134,113,123,125,167,152,160,164,195,191,233,209,431,404,359,333,1600,635,1212,1158,1641,1251,2434,2070,4622,4618,5398,2340,583,0,1726,1715,29976,29978,29978,29977,29988,29976,29976,29977,29977,29976,29973,1581,29960,29948,29948,29955,29944,5918,29953,1341,29961,29963,5406,1075,949,0,3008,2913,2412,2319,1409,1322,29978,29979,29979,29980,29983,29982,29985,29985,29986,29987,29987,29988,29989,29990]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:14]} Nc6 {[%emt 0:00:03]} 3. Bb5 {[%emt 0:00:27]} g6 {[%emt 0:00:05]} 4. Bxc6 {[%emt 0:00:26]} dxc6 {[%emt 0:00:05]} 5. d3 {[%emt 0:00:23]} Bg7 {[%emt 0:00:05]} 6. h3 {[%emt 0:00:17]} Nf6 {[%emt 0:00:05]} 7. Nc3 {[%emt 0:00:14]} O-O {[%emt 0:00:48]} 8. Be3 {[%emt 0:00:18]} b6 {[%emt 0:00:03]} 9. Bf4 {[%emt 0:00:24]} Nh5 {[%emt 0:07:19]} 10. Bh2 {[%emt 0:02:48]} e5 {[%emt 0:05:44]} 11. Qd2 {[%emt 0:04:13]} Qd6 {[%emt 0:04:33]} 12. Ne2 {[%emt 0:01:52]} f5 {[%emt 0:05:56]} 13. exf5 {[%emt 0:09:33]} Rxf5 {[%emt 0:01:00]} 14. Ng3 {[%emt 0:03:02]} Nxg3 {[%emt 0:01:53]} 15. Bxg3 {[%emt 0:00:06]} Be6 {[%emt 0:01:17]} 16. c4 {[%emt 0:07:30]} b5 {[%emt 0:06:27]} 17. Qe2 {[%emt 0:03:06]} Rd8 {[%emt 0:06:31]} 18. O-O-O {[%emt 0:01:28]} Qf8 {[%emt 0:05:25]} 19. Rhe1 {[%emt 0:02:01]} Re8 {[%emt 0:04:16]} 20. Nd2 {[%emt 0:04:02]} Bh6 {[%emt 0:02:40]} 21. Kb1 {[%emt 0:00:49]} Bxd2 {[%emt 0:02:00]} 22. Rxd2 {[%emt 0:03:31]} Qf7 {[%emt 0:05:31]} 23. b3 {[%emt 0:06:14]} a5 {[%emt 0:00:56]} 24. Qe3 {[%emt 0:10:53]} a4 {[%emt 0:04:51]} 25. Rc1 {[%emt 0:13:04]} axb3 {[%emt 0:01:35]} 26. axb3 {[%emt 0:01:23]} Qb7 {[%emt 0:01:05]} 27. Kc2 {[%emt 0:01:48]} e4 {[%emt 0:06:41]} 28. dxe4 {[%emt 0:01:16]} bxc4 {[%emt 0:01:17]} 29. bxc4 {[%emt 0:01:09]} Bxc4 {[%emt 0:06:43] [#]} 30. f3 {[%emt 0:00:29]} (30. Qc3 $1 $16 Bb5) 30... Rd5 $11 {[%emt 0:04:14]} 31. Kd1 {[%emt 0:06:38]} (31. Qc3 $2 Bb3+ 32. Qxb3 Qxb3+ 33. Kxb3 Rxd2 $19) 31... Qb3+ {[%emt 0:02:38]} (31... Bf1 $142) 32. Qxb3 $11 {[%emt 0:00:02]} Bxb3+ {[%emt 0:00:06]} 33. Ke1 {[%emt 0:00:08]} Rxd2 {[%emt 0:00:10]} 34. Kxd2 {[%emt 0:00:03]} Ra8 {[%emt 0:02:24]} 35. Rxc5 {[%emt 0:04:09]} Ra2+ {[%emt 0:00:07]} 36. Ke3 {[%emt 0:00:04]} Rxg2 {[%emt 0:00:11]} 37. Be5 {[%emt 0:00:11]} Ba4 {[%emt 0:01:14]} ({Black should try} 37... Rc2 $11 38. Bc3 Ba4) 38. Ra5 $1 $14 {[%emt 0:00:18]} Bb5 {[%emt 0:00:08]} 39. Ra7 {[%emt 0:00:24]} h5 {[%emt 0:01:33]} (39... g5 $14) 40. h4 $16 {[%emt 0:00:28]} Kf8 {[%emt 0:00:44]} 41. Bf6 {[%emt 0:02:55]} Bc4 {[%emt 0:01:48]} 42. Rc7 {[%emt 0:00:27]} Be6 {[%emt 0:01:54]} 43. Rxc6 {[%emt 0:00:44]} Kf7 {[%emt 0:00:22]} 44. Bg5 {[%emt 0:00:14]} Ra2 {[%emt 0:02:03]} 45. Rc7+ {[%emt 0:00:10]} Kf8 {[%emt 0:00:12]} 46. Kf4 {[%emt 0:02:37]} Bf7 $2 {[%emt 0:02:00]} (46... Bh3 47. Be7+ Ke8) 47. Be7+ $18 {[%emt 0:04:34]} Kg7 {[%emt 0:01:08]} 48. Bc5 {[%emt 0:00:19]} Ra8 $2 {[%emt 0:00:30]} (48... Rh2 49. Bd4+ Kf8) 49. Bd4+ {[%emt 0:00:23]} (49. e5 $142 Re8 50. Bd6) 49... Kg8 {[%emt 0:00:06]} 50. Kg5 {[%emt 0:00:29]} Re8 {[%emt 0:00:38]} 51. Bf6 {[%emt 0:00:08]} Ra8 {[%emt 0:00:39]} 52. Kh6 {[%emt 0:02:14]} Re8 {[%emt 0:01:02]} 53. e5 {[%emt 0:01:38]} Re6 {[%emt 0:01:51]} 54. Kg5 {[%emt 0:01:29]} (54. f4 $142 Re8 55. Rd7) 54... Kf8 {[%emt 0:00:33]} 55. Kh6 {[%emt 0:00:11]} (55. Ra7 $142 Kg8 56. f4) 55... Kg8 $1 $18 {[%emt 0:00:04]} 56. f4 {[%emt 0:01:13]} Re8 {[%emt 0:00:32]} 57. Be7 {[%emt 0:01:28]} Ra8 {[%emt 0:01:01]} 58. Bb4 {[%emt 0:00:33]} Rb8 {[%emt 0:00:33]} 59. Bc5 {[%emt 0:00:35]} Re8 {[%emt 0:00:15]} 60. Bd6 {[%emt 0:00:32]} Re6 {[%emt 0:00:50]} 61. Be7 {[%emt 0:00:25]} Be8 {[%emt 0:00:19]} 62. Kg5 {[%emt 0:00:09]} (62. Bc5 $142 Bf7 63. Be7 Be8 64. Ra7 Bf7 65. Ra8+ Be8 66. Rxe8+ Kf7 67. Rd8 Rxe7 68. Rd6) 62... Bf7 {[%emt 0:00:58]} 63. Rc8+ {[%emt 0:00:38]} Kh7 {[%emt 0:00:06]} 64. Bd6 {[%emt 0:01:47]} Kg7 {[%emt 0:00:22]} 65. Bf8+ {[%emt 0:00:20]} (65. Rc7 $142 Re8 66. Be7 Ra8 67. Bf6+ Kg8 68. Kh6 Re8 69. Be7 Ra8 70. Bd6) 65... Kh7 {[%emt 0:00:39]} 66. Rc7 {[%emt 0:00:18]} (66. Bb4 $142 Kg7 67. Bf8+ Kh7 68. Rc7 Kg8 69. Be7 Kg7 70. Bf6+ Kg8 71. Kh6) 66... Kg8 $18 {[%emt 0:00:06]} 67. Be7 {[%emt 0:00:05]} Be8 {[%emt 0:00:49]} 68. Bf6 {[%emt 0:00:28]} (68. Kh6 $142 Kh8 69. Bd6 g5+ 70. Kxg5 Rg6+ 71. Kf5) 68... Bf7 $18 {[%emt 0:00:05]} 69. Kh6 {[%emt 0:00:03]} (69. Rd7 $142 Re8 70. Kh6) 69... Re8 $1 $18 {[%emt 0:00:47]} 70. Rc1 {[%emt 0:00:10]} Ra8 {[%emt 0:00:39]} 71. Rg1 {[%emt 0:00:28]} Kf8 {[%emt 0:00:52]} 72. Rxg6 {[%emt 0:00:14]} Bxg6 {[%emt 0:00:37]} 73. Kxg6 {[%emt 0:00:06]} Ra4 {[%emt 0:00:28]} 74. f5 {[%emt 0:00:08]} (74. Kxh5 Rxf4 75. Kg6 Rf2 $11) 74... Rf4 {[%emt 0:01:05]} 75. Bg5 {[%emt 0:00:27]} (75. Kxh5 Rxf5+ 76. Kg6 Rf1 $11) 75... Re4 {[%emt 0:01:04]} 76. e6 {[%emt 0:00:05]} (76. Kxh5 Rxe5 77. Kg6 Rc5 $11) 76... Re5 {[%emt 0:00:55]} 77. e7+ {[%emt 0:00:29]} (77. Kxh5 Rxf5 78. Kg6 Re5 $16) 77... Ke8 {[%emt 0:01:07]} 78. f6 $1 {[%emt 0:00:11]} ({Stronger than} 78. Kxh5 Rxf5 79. Kg6 Rd5 $11) 78... Re6 {[%emt 0:00:18]} 79. Kg7 {[%emt 0:00:06]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.13"]
[White "Shahil Dey"]
[Black "Advaitt Srikant Koduri"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2374"]
[BlackElo "2105"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 22,137,-33,-28,0,-14,-4,-23,-25,-43,16,34,117,123,108,70,210,199,193,166,172,166,151,160,165,160,145,159,174,119,181,189,250,265,262,255,250,216,202,215,203,218,219,212,215,214,237,233,229,237,267,256,239,171,169,169,231,198,219,206,453,453,453,453,453,445,438,345,460,453,445,438,438,438,431,56,62,0,431,424,308,304,431,431,409,396,351,351,577,577,591,584,560,531,577,548,577,557,463,69,69,69,1420,1377,1579,1579,1579,1579,1554,1547,1174,1017,966,959,911,871,749,652]} 1. Nf3 {[%emt 0:07:07]} d5 {[%emt 0:00:59]} 2. g3 {[%emt 0:00:03]} Nf6 {[%emt 0:00:47]} 3. Bg2 {[%emt 0:00:04]} c6 {[%emt 0:00:51]} 4. O-O {[%emt 0:00:06]} Bf5 {[%emt 0:02:02]} 5. Nh4 {[%emt 0:00:04]} Bg6 {[%emt 0:03:19]} 6. f4 {[%emt 0:02:18]} e6 {[%emt 0:06:10]} 7. d3 {[%emt 0:01:28]} Be7 {[%emt 0:12:02]} 8. Qe1 {[%emt 0:00:24]} Qb6+ {[%emt 0:11:05]} 9. e3 {[%emt 0:02:48]} Nbd7 {[%emt 0:05:45]} 10. Kh1 {[%emt 0:01:05]} Ng4 {[%emt 0:05:46]} 11. h3 {[%emt 0:17:36]} Bxh4 {[%emt 0:09:24]} 12. hxg4 {[%emt 0:08:27]} Bf6 {[%emt 0:00:21]} 13. Nd2 {[%emt 0:00:25]} h6 {[%emt 0:10:02]} 14. a4 {[%emt 0:02:30]} Qc5 {[%emt 0:02:20]} 15. e4 {[%emt 0:05:51]} Qxc2 {[%emt 0:10:41]} (15... dxe4 $1 $15 16. Nxe4 Bxe4 17. dxe4 Qxc2) 16. f5 $11 {[%emt 0:02:48]} O-O-O {[%emt 0:02:28]} (16... Bxb2 $2 17. Bxb2 Qxb2 18. fxg6 $18) (16... Nc5 $14 17. exd5 Nxd3) 17. fxg6 $16 {[%emt 0:00:59]} fxg6 {[%emt 0:02:22]} 18. Ra3 {[%emt 0:01:22]} h5 {[%emt 0:03:06]} ({Better is} 18... g5 $1 $14) 19. g5 $1 $18 {[%emt 0:00:44]} Bxg5 {[%emt 0:03:46]} 20. Nf3 {[%emt 0:02:58]} Bxc1 {[%emt 0:05:22]} 21. Qxc1 {[%emt 0:00:04]} Qxc1 {[%emt 0:00:17]} 22. Rxc1 {[%emt 0:00:04]} dxe4 {[%emt 0:00:10]} 23. dxe4 {[%emt 0:00:16]} Nf6 {[%emt 0:00:13]} 24. Ne5 {[%emt 0:00:11]} Rd2 {[%emt 0:01:26] [#]} 25. b4 {[%emt 0:02:33]} (25. Nc4 $1 $18 {[%cal Rc4d2]} Rd7 26. e5) 25... Ng4 {[%emt 0:00:52]} (25... Rhd8 $16) 26. Nc4 $18 {[%emt 0:01:56]} Re2 {[%emt 0:01:16]} (26... Rd4 27. Kg1 Kb8) 27. Bf3 $18 {[%emt 0:01:23]} Rf2 {[%emt 0:00:26]} 28. Kg1 {[%emt 0:00:06]} Rf8 {[%emt 0:00:09]} 29. Ne5 {[%emt 0:04:43]} Rb2 {[%emt 0:00:29]} 30. Bxg4 {[%emt 0:00:32]} hxg4 {[%emt 0:00:06]} 31. b5 {[%emt 0:00:07]} (31. Nxg6 Rff2 $11) 31... Rff2 {[%emt 0:01:00]} 32. Nxg4 {[%emt 0:01:01]} Rfc2 {[%emt 0:00:10]} 33. Rxc2 {[%emt 0:01:43]} Rxc2 {[%emt 0:00:04]} 34. bxc6 {[%emt 0:00:11]} bxc6 {[%emt 0:00:44]} 35. Ne3 {[%emt 0:02:04]} Rd2 {[%emt 0:00:26]} 36. Rc3 {[%emt 0:00:07]} Kc7 {[%emt 0:00:36]} 37. Nc4 {[%emt 0:01:37]} Rd4 {[%emt 0:00:29]} 38. Na5 {[%emt 0:03:52]} Rxa4 {[%emt 0:00:55]} (38... Rxe4 $142 39. Nxc6 (39. Rxc6+ Kd7 $18) 39... Rxa4) 39. Rxc6+ $18 {[%emt 0:00:46]} Kd7 {[%emt 0:00:07]} 40. Ra6 {[%emt 0:00:09]} Rxe4 $2 {[%emt 0:01:21]} (40... Kc7 41. e5 (41. Rxa7+ Kb6 $18) 41... Ra1+ 42. Kg2 g5) 41. Rxa7+ $18 {[%emt 0:00:02]} Kd6 {[%emt 0:00:11]} 42. Rxg7 {[%emt 0:00:10]} Rg4 {[%emt 0:00:20]} 43. Kf2 {[%emt 0:00:06]} Ke5 {[%emt 0:00:12]} 44. Rf7 {[%emt 0:01:06]} Ra4 {[%emt 0:00:57]} 45. Nc6+ {[%emt 0:00:13]} Kd6 {[%emt 0:00:08]} 46. Ne7 {[%emt 0:00:23]} g5 {[%emt 0:00:12]} 47. Ng6 {[%emt 0:00:28]} Kd5 {[%emt 0:00:40]} 48. Re7 $2 {[%emt 0:02:58]} ({White should try} 48. Kg2 $18) 48... Ke4 $1 $14 {[%emt 0:01:08]} 49. Rf7 {[%emt 0:01:21]} (49. g4 $14 Ra2+ 50. Ke1) 49... Ra2+ $2 {[%emt 0:00:09][%mdl 8192]} (49... Kd5 $1 $11 50. Kg2 e5) 50. Kg1 $18 {[%emt 0:00:02]} e5 {[%emt 0:01:00]} 51. Rf2 {[%emt 0:03:37]} Ra6 {[%emt 0:00:29]} (51... Ra7 {was worth a try.} 52. Kg2 Kd4) 52. Ne7 $18 {[%emt 0:00:19]} Kd3 {[%emt 0:00:31]} 53. Rf3+ {[%emt 0:00:39]} Ke4 {[%emt 0:00:37]} 54. Rf1 {[%emt 0:01:01]} Kd3 $2 {[%emt 0:00:30]} (54... Ra2 55. Rf2 Ra7) 55. Re1 $18 {[%emt 0:00:55]} e4 {[%emt 0:00:23]} 56. Nf5 {[%emt 0:00:06]} Re6 {[%emt 0:00:37]} 57. Re3+ {[%emt 0:00:16]} Kd2 {[%emt 0:00:23]} 58. Kf2 {[%emt 0:00:10]} g4 {[%emt 0:00:18]} 59. Re2+ {[%emt 0:02:08]} Kd3 {[%emt 0:00:05]} 60. Ke1 $2 {[%emt 0:01:09]} ({White has to play} 60. Ne3 $18) 60... e3 $14 {[%emt 0:00:46]} 61. Ra2 {[%emt 0:00:26]} Ke4 $2 {[%emt 0:00:55][%mdl 8192] [#]} (61... Rf6 $14) 62. Nh4 $1 $18 {[%emt 0:00:05]} Rb6 {[%emt 0:00:33]} 63. Ke2 {[%emt 0:00:04]} Rb4 {[%emt 0:00:29]} 64. Ng2 {[%emt 0:00:05]} Kf5 {[%emt 0:00:31]} 65. Nxe3+ {[%emt 0:00:05]} Kg5 {[%emt 0:00:05]} 66. Ra5+ {[%emt 0:00:08]} Kg6 {[%emt 0:00:04]} 67. Rc5 {[%emt 0:00:06]} Rb2+ {[%emt 0:00:13]} 68. Rc2 {[%emt 0:00:03]} Rb4 {[%emt 0:00:04]} 69. Rc4 {[%emt 0:00:03]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.14"]
[White "Sneha Halder"]
[Black "Venkatesh, M.R."]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2105"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,73,7,3,7,3,0,0,0,0,0,9,8,22,12,43,16,20,-14,-4,-22,-4,-14,-21,-51,-20,-45,-29,-32,-23,-70,-53,-59,-66,-52,-54,-49,-69,-65,-50,-68,-50,-69,-57,-52,-54,-129,-114,-101,0,0,0,0,0,-161,-25,-513,-315,-1126,-1058,-852,-730,-1072,-414,-29978,-29976,-29999]} 1. c4 {[%emt 0:00:39]} g6 {[%emt 0:05:08]} 2. Nc3 {[%emt 0:00:44]} Bg7 {[%emt 0:00:06]} 3. e4 {[%emt 0:00:35]} e5 {[%emt 0:02:54]} 4. d3 {[%emt 0:00:11]} d6 {[%emt 0:00:10]} 5. g3 {[%emt 0:00:06]} h5 {[%emt 0:07:15]} 6. h4 {[%emt 0:01:17]} Nc6 {[%emt 0:00:56]} 7. Nge2 {[%emt 0:01:06]} Bg4 {[%emt 0:00:44]} 8. Bg2 {[%emt 0:01:15]} Nd4 {[%emt 0:07:16]} 9. Qa4+ {[%emt 0:04:35]} c6 {[%emt 0:07:39]} (9... Bd7 $5 10. Qd1 $8 Bg4 $11) 10. Nxd4 {[%emt 0:01:32]} exd4 {[%emt 0:00:27]} 11. Ne2 {[%emt 0:00:12]} Ne7 {[%emt 0:00:16][%cal Bg8e7,Be7c6,Bc6e5][%mdl 32]} 12. f3 {[%emt 0:03:35]} Bd7 {[%emt 0:03:41]} 13. Qb4 {[%emt 0:08:36]} Qb8 {[%emt 0:17:07]} 14. Bf4 {[%emt 0:01:07]} c5 {[%emt 0:00:13]} 15. Qd2 {[%emt 0:00:36]} Nc6 {[%emt 0:00:32]} 16. a3 {[%emt 0:04:56]} a5 {[%emt 0:00:22]} 17. a4 {[%emt 0:00:58]} Qc7 {[%emt 0:00:25]} 18. b3 {[%emt 0:04:03]} Ne5 {[%emt 0:07:21]} 19. O-O {[%emt 0:11:47]} (19. Qc2 $11) 19... O-O-O {[%emt 0:01:01] Black is more active.} 20. Bg5 {[%emt 0:14:11][%cal Oe2f4]} Rdg8 {[%emt 0:20:18]} 21. Nf4 {[%emt 0:08:07] Threatens to win with Nd5.} f6 $1 {[%emt 0:00:06]} 22. Nd5 {[%emt 0:01:53][%csl LRc7,LRf6]} Qd8 {[%emt 0:00:05]} 23. Bf4 {[%emt 0:00:08]} Be6 {[%emt 0:00:25][%cal Og6g5]} 24. Bxe5 {[%emt 0:20:07]} dxe5 {[%emt 0:02:04]} 25. f4 {[%emt 0:03:52]} Bh6 {[%emt 0:00:52]} 26. Qf2 {[%emt 0:00:33]} Rf8 {[%emt 0:04:03]} 27. Kh2 {[%emt 0:03:32]} (27. Qe2 $15) 27... g5 $17 {[%emt 0:08:21]} 28. Bh3 {[%emt 0:03:01] [#]} Bxh3 {[%emt 0:02:11]} (28... g4 $1 $17 {[%cal Rg4h3]} 29. Bg2 Bxd5 30. exd5 exf4 31. gxf4 f5) 29. Kxh3 $11 {[%emt 0:00:01]} exf4 {[%emt 0:00:38]} 30. gxf4 {[%emt 0:00:34]} gxf4 {[%emt 0:00:05] And now ...Rhg8 would win.} 31. Qf3 $2 {[%emt 0:01:29]} (31. Rg1 $11 {and White is okay.}) 31... f5 {[%emt 0:01:28]} (31... Kb8 $19 32. Rg1 Rfg8 33. Nxf4 Qd7+ 34. Kh2 Qc7) 32. e5 $2 {[%emt 0:00:20][%mdl 8192]} (32. exf5 $1 $11 Kb8 (32... Rxf5 33. Qe4 $11) 33. f6) 32... Rhg8 {[%emt 0:00:11]} 33. Nxf4 $2 {[%emt 0:00:45]} (33. e6 Rg3+ 34. Qxg3 fxg3 35. e7) 33... Rg4 $19 {[%emt 0:01:12][%csl Gg4][%cal Rd8h4]} 34. Ng2 {[%emt 0:00:10]} f4 {[%emt 0:00:26] ( -> ...Qd7)} 35. Qd5 {[%emt 0:00:29]} Rfg8 {[%emt 0:01:21]} (35... Qe7 $142 {( -> ...Rfg8)} 36. e6 Rd8 37. Qxh5 Rg3+ 38. Kh2 Qxe6) 36. Qe6+ {[%emt 0:00:54]} (36. Qxd8+ $19 Kxd8 37. Ne1) 36... Kb8 {[%emt 0:00:08]} 37. Nxf4 {[%emt 0:00:33]} Qxh4# {[%emt 0:00:07]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "2.15"]
[White "Nguyen, Duc Hoa"]
[Black "Siddhanth Poonja"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2358"]
[BlackElo "2096"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,120,33,13,31,18,35,39,42,43,40,43,40,47,42,44,43,23,46,52,47,32,34,32,38,27,33,31,33,27,27,27,27,27,35,35,37,28,47,21,28,9,21,0,12,0,0,0,0,-26,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:08]} c5 {[%emt 0:00:25]} 2. Nc3 {[%emt 0:00:17]} Nc6 {[%emt 0:01:21]} 3. Nf3 {[%emt 0:00:24]} g6 {[%emt 0:01:24]} 4. d4 {[%emt 0:01:13]} cxd4 {[%emt 0:00:09]} 5. Nxd4 {[%emt 0:00:05]} Bg7 {[%emt 0:00:07]} 6. Be3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:30]} 7. Bc4 {[%emt 0:00:24]} O-O {[%emt 0:00:09]} 8. Bb3 {[%emt 0:00:44]} Re8 {[%emt 0:00:07]} 9. f3 {[%emt 0:01:13]} d5 {[%emt 0:00:08]} 10. exd5 {[%emt 0:03:53]} Nb4 {[%emt 0:00:27][%cal Rb4d5] White is slightly better.} 11. Nde2 {[%emt 0:03:11]} e6 $1 {[%emt 0:00:08][%cal Rf6d5]} 12. Bd4 {[%emt 0:01:08]} Nbxd5 {[%emt 0:02:02]} 13. Nxd5 {[%emt 0:00:52]} (13. Bxd5 {is more complex.} exd5 14. Qd2 b5 15. a3) 13... Nxd5 {[%emt 0:00:56]} 14. Bxg7 {[%emt 0:00:50]} Kxg7 {[%emt 0:00:12]} 15. Bxd5 {[%emt 0:03:04]} Qxd5 {[%emt 0:03:05]} 16. Qxd5 {[%emt 0:00:12]} exd5 {[%emt 0:00:24]} 17. Kd2 {[%emt 0:00:13]} Kf6 {[%emt 0:04:37]} 18. Rhe1 {[%emt 0:01:18]} Be6 {[%emt 0:00:10]} 19. Nd4 {[%emt 0:00:18]} Bd7 {[%emt 0:01:28]} 20. c3 {[%emt 0:03:56]} a6 {[%emt 0:02:33]} 21. g3 {[%emt 0:01:30]} h5 {[%emt 0:05:30]} 22. h4 {[%emt 0:01:03]} Rxe1 {[%emt 0:01:09]} 23. Rxe1 $11 {[%emt 0:00:10][%mdl 4096] Endgame. KRB-KRN} Rc8 {[%emt 0:00:21]} 24. Kd3 {[%emt 0:01:17]} Be6 {[%emt 0:01:14]} 25. Re3 {[%emt 0:01:21]} Ke7 {[%emt 0:01:00]} 26. b3 {[%emt 0:01:05]} Kd6 {[%emt 0:04:32]} 27. Ne2 {[%emt 0:00:42]} Rg8 {[%emt 0:00:57]} 28. f4 {[%emt 0:12:50]} Bg4 {[%emt 0:01:41]} 29. Nc1 {[%emt 0:01:41]} Bf5+ {[%emt 0:00:57]} 30. Kd4 {[%emt 0:00:08]} f6 {[%emt 0:00:04]} 31. Ne2 {[%emt 0:02:43]} Bb1 {[%emt 0:00:23]} 32. a3 {[%emt 0:09:34] The position is equal.} b5 {[%emt 0:00:35]} 33. c4 {[%emt 0:05:49]} dxc4 {[%emt 0:01:10]} 34. bxc4 {[%emt 0:00:08]} Rc8 {[%emt 0:00:55]} 35. cxb5 {[%emt 0:02:11]} axb5 {[%emt 0:01:12][%csl Gb5][%cal Rc8c4] [#]} 36. Rb3 {[%emt 0:02:13][%csl LRb1,LRb5]} Bf5 {[%emt 0:01:46]} 37. Nc3 {[%emt 0:06:21]} Rc4+ {[%emt 0:00:46]} 38. Ke3 {[%emt 0:00:04]} Bc2 {[%emt 0:01:14]} 39. Nxb5+ {[%emt 0:00:51]} Kc5 {[%emt 0:00:01]} 40. Rb2 {[%emt 0:01:14][%cal Ob5d4]} Ba4 {[%emt 0:00:02]} 41. Nc7 {[%emt 0:01:21]} Rc3+ {[%emt 0:00:44]} 42. Kf2 {[%emt 0:00:10]} Rxa3 {[%emt 0:03:45]} 43. f5 {[%emt 0:01:25]} gxf5 {[%emt 0:00:37]} 44. Ne6+ {[%emt 0:00:13]} Kd6 {[%emt 0:00:24]} 45. Nf4 {[%emt 0:00:16]} Bc6 {[%emt 0:00:47]} 46. Nxh5 {[%emt 0:03:06]} f4 {[%emt 0:03:23]} 47. Rd2+ {[%emt 0:00:56]} Ke7 {[%emt 0:00:19]} 48. gxf4 {[%emt 0:00:19]} Rh3 {[%emt 0:00:21]} 49. Ng3 {[%emt 0:00:51]} Ke6 {[%emt 0:03:20]} 50. Rd4 {[%emt 0:08:34]} f5 {[%emt 0:02:07]} 51. h5 {[%emt 0:00:25]} Rh2+ {[%emt 0:00:07]} 52. Ke1 {[%emt 0:00:32]} Bf3 {[%emt 0:02:19]} 53. Rb4 {[%emt 0:04:23]} Bg4 {[%emt 0:00:30]} 54. Rb6+ {[%emt 0:00:41]} Kf7 {[%emt 0:01:24]} 55. h6 {[%emt 0:01:59]} Rg2 {[%emt 0:02:40]} 56. Rb7+ {[%emt 0:00:13]} Kf6 {[%emt 0:02:45]} 57. Rb8 {[%emt 0:00:34] [#] Hoping for h7.} Rh2 {[%emt 0:00:59]} (57... Rxg3 58. h7 Rh3 59. h8=Q+ (59. h8=R Re3+ 60. Kd2 Ra3 $18) 59... Rxh8 60. Rxh8 $18) 58. Rb6+ {[%emt 0:00:14]} Kf7 {[%emt 0:00:01]} 59. Kf1 {[%emt 0:01:32]} Kg8 {[%emt 0:00:43]} 60. Rf6 {[%emt 0:02:48]} Kh7 {[%emt 0:01:29] Weighted Error Value: White=0.04 (flawless) /Black=0.03 (flawless) .  Inaccurate:     	White=2     	Black=1      OK:         	White=17    	Black=29     Best:        	White=1     	Black=1      Strong:       	---       	Black=1} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.1"]
[White "Slizhevsky, Alexander"]
[Black "Aronyak Ghosh"]
[Result "0-1"]
[ECO "B04"]
[WhiteElo "2340"]
[BlackElo "2544"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,68,33,51,3,7,0,0,0,0,-25,-26,-51,-52,-49,-48,-90,-98,-77,-91,-114,-94,-100,-89,-127,-76,-120,-120,-126,-97,-87,-78,-285,-279,-307,-323,-361,-331,-335,-225,-905,-913,-785,-357,-988,-943,-29974,-29974,-29987,-29988]} 1. e4 {[%emt 0:00:25]} Nf6 {[%emt 0:02:08]} 2. e5 {[%emt 0:00:40]} Nd5 {[%emt 0:00:06]} 3. d4 {[%emt 0:00:13]} d6 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:16]} dxe5 {[%emt 0:00:14]} 5. Nxe5 {[%emt 0:00:11]} g6 {[%emt 0:00:09]} 6. Bc4 {[%emt 0:04:17]} c6 {[%emt 0:00:25]} 7. Nd2 {[%emt 0:02:15][%cal Bb1d2,Bd2f3,Bf3e5][%mdl 32]} Bg7 {[%emt 0:04:49]} 8. Ndf3 {[%emt 0:01:26]} Nd7 {[%emt 0:02:14]} 9. O-O {[%emt 0:07:34]} Nxe5 {[%emt 0:04:44]} 10. Nxe5 {[%emt 0:00:25]} O-O {[%emt 0:00:47]} 11. Re1 {[%emt 0:04:19]} Be6 {[%emt 0:07:35]} 12. Qe2 {[%emt 0:04:16]} (12. Bb3 $14 {is more appropriate.}) 12... Qd6 $11 {[%emt 0:07:45]} 13. Bb3 {[%emt 0:04:45]} a5 {[%emt 0:01:31]} 14. a4 {[%emt 0:05:15]} Rfd8 {[%emt 0:09:38]} 15. Bd2 {[%emt 0:10:27]} Nc7 {[%emt 0:05:27]} 16. Bxe6 {[%emt 0:09:44]} Nxe6 {[%emt 0:00:31]} 17. c3 {[%emt 0:00:35]} c5 {[%emt 0:03:46]} 18. Qf3 {[%emt 0:01:52][%csl LRb7,LRf7]} (18. Nc4 Qa6 19. dxc5 Nxc5 $17) 18... Bxe5 {[%emt 0:06:05]} (18... cxd4 $2 19. Qxf7+ (19. Nxf7 Qd7 $18) 19... Kh8 20. Nc4 $18 (20. Nxg6+ hxg6 21. Rxe6 Qd5 $18)) 19. Rxe5 {[%emt 0:00:12][%cal Oa1e1]} cxd4 {[%emt 0:00:10]} 20. Rb5 {[%emt 0:10:44]} b6 {[%emt 0:03:11]} 21. h4 {[%emt 0:03:18]} Rac8 {[%emt 0:02:18]} 22. h5 {[%emt 0:01:47]} Rc5 {[%emt 0:02:41]} (22... Rc4 $142 23. Re1 Rxa4 24. hxg6 hxg6) 23. hxg6 {[%emt 0:02:12]} hxg6 {[%emt 0:00:42]} 24. Rxc5 {[%emt 0:00:20]} Qxc5 {[%emt 0:03:26]} 25. Re1 {[%emt 0:04:54]} Qd5 {[%emt 0:04:52]} 26. Qg4 $2 {[%emt 0:05:36]} (26. Qxd5 $17 Rxd5 27. b4) 26... Qb3 {[%emt 0:04:49][%csl LRa4,LRb2]} 27. Qh4 {[%emt 0:06:23]} Qxb2 {[%emt 0:05:24]} (27... Qxa4 28. Qxe7 dxc3 29. Bxc3 $17) 28. Qxe7 {[%emt 0:04:11] Rxe6 is the strong threat.} Qxd2 {[%emt 0:00:50]} 29. Rxe6 $19 {[%emt 0:00:24][%mdl 4096] Endgame KQR-KQR. Black is a pawn up.} Rf8 {[%emt 0:03:20]} ({Not} 29... dxc3 30. Rxg6+ fxg6 31. Qe6+ Kf8 32. Qf6+ Kg8 33. Qe6+ Kf8 34. Qf6+ Kg8 35. Qe6+ $11) 30. Rd6 $2 {[%emt 0:03:33] [#]} (30. Rxb6 dxc3 (30... Qxc3 31. Rd6 $17) 31. Rc6) 30... Qc1+ $1 {[%emt 0:01:04]} ({Weaker is} 30... Qxc3 31. Qe4 $17) 31. Kh2 {[%emt 0:00:05]} dxc3 {[%emt 0:00:27]} (31... Qf4+ $142 32. Kg1 dxc3) 32. Rc6 $2 {[%emt 0:02:04]} (32. Kg3 c2 33. Rc6) 32... Qf4+ {[%emt 0:00:33]} 33. Kh3 {[%emt 0:01:38]} Kg7 {[%emt 0:01:34]} 34. g3 {[%emt 0:00:27]} Qf5+ {[%emt 0:00:09]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.2"]
[White "Siddharth, Jagadeesh"]
[Black "Mohamed Anees M"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "2515"]
[BlackElo "2334"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 34,127,19,0,27,28,34,35,38,36,35,33,34,10,29,27,41,29,33,31,37,13,38,37,44,41,46,41,43,47,41,39,37,29,43,35,39,41,42,42,51,51,50,41,65,67,73,75,79,80,102,96,95,62,112,112,104,108,119,93,112,112,112,112,112,73,221,223,296,293,304,304,304,304,304,304,304,304,304,304,3501,2511,12789,8318,6070,5057,5057,1355,29977,29978,29978,29977,29977,29978,29983,29984]} 1. e4 {[%emt 0:00:39]} c5 {[%emt 0:00:35]} 2. Nf3 {[%emt 0:00:08]} a6 {[%emt 0:00:06]} 3. c4 {[%emt 0:01:16]} Nc6 {[%emt 0:00:07]} 4. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:04]} 5. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:29]} 6. Nc3 {[%emt 0:00:06]} e5 {[%emt 0:00:04]} 7. Nf5 {[%emt 0:00:05]} d5 {[%emt 0:00:35]} 8. cxd5 {[%emt 0:00:05]} Bxf5 {[%emt 0:00:05]} 9. exf5 {[%emt 0:00:05]} Nd4 {[%emt 0:00:04]} 10. Bd3 {[%emt 0:00:07]} Be7 {[%emt 0:01:50]} 11. O-O {[%emt 0:01:20]} O-O {[%emt 0:00:06]} 12. Re1 {[%emt 0:01:30]} Nxd5 {[%emt 0:02:38]} 13. Nxd5 {[%emt 0:00:36]} Qxd5 {[%emt 0:00:07]} 14. Be4 {[%emt 0:00:04]} Qd7 {[%emt 0:00:55]} 15. Qg4 {[%emt 0:00:14]} Rad8 {[%emt 0:15:09]} 16. Bh6 {[%emt 0:05:06]} Bf6 {[%emt 0:01:52]} 17. h4 {[%emt 0:16:19]} Rfe8 {[%emt 0:15:30]} 18. g3 {[%emt 0:08:20]} Kh8 {[%emt 0:03:48]} 19. Be3 {[%emt 0:00:28]} g6 {[%emt 0:14:06]} 20. Bxd4 {[%emt 0:01:48]} exd4 {[%emt 0:00:06]} 21. Qf3 {[%emt 0:03:21]} Kg7 {[%emt 0:03:12]} 22. Bd3 {[%emt 0:09:40]} Qd5 {[%emt 0:05:59]} 23. Qf4 {[%emt 0:02:00]} (23. Qxd5 {simplifies} Rxe1+ 24. Rxe1 Rxd5 25. fxg6 hxg6 26. Rc1) 23... Qa5 {[%emt 0:02:13]} 24. Rec1 {[%emt 0:05:00]} Qe5 {[%emt 0:04:01]} 25. Qg4 {[%emt 0:02:29]} Re7 {[%emt 0:03:49]} 26. Rc2 {[%emt 0:01:00]} Qa5 {[%emt 0:01:25]} 27. Kh2 {[%emt 0:05:02]} Rde8 {[%emt 0:01:11]} 28. Qf3 {[%emt 0:01:38]} Qe5 {[%emt 0:01:36]} 29. Kh3 {[%emt 0:03:26]} Rd8 {[%emt 0:00:49]} 30. Rac1 {[%emt 0:13:27]} Qd5 {[%emt 0:02:57]} 31. Qxd5 {[%emt 0:00:06]} Rxd5 {[%emt 0:00:04]} 32. fxg6 {[%emt 0:00:05]} hxg6 {[%emt 0:01:33]} 33. Rc7 {[%emt 0:01:52]} Rde5 {[%emt 0:00:53]} 34. g4 {[%emt 0:00:39]} Rxc7 {[%emt 0:00:59]} 35. Rxc7 {[%emt 0:00:02]} Re7 {[%emt 0:00:05]} 36. Rc1 {[%emt 0:00:10]} Be5 {[%emt 0:03:52]} 37. Rc5 {[%emt 0:01:56]} Bf4 {[%emt 0:07:02]} 38. g5 {[%emt 0:02:48]} Rc7 {[%emt 0:03:55]} 39. Rd5 {[%emt 0:01:27]} Bc1 {[%emt 0:00:33]} 40. b3 {[%emt 0:00:01]} Bb2 {[%emt 0:00:13]} 41. Kg4 {[%emt 0:00:23]} Rc3 {[%emt 0:02:22]} 42. Be4 {[%emt 0:00:39]} (42. Rxd4 $6 Rxb3 43. f4 Bxd4 $11) 42... Rc7 {[%emt 0:00:22]} 43. Rd6 {[%emt 0:00:54]} Bc3 {[%emt 0:01:42]} ({Better is} 43... Re7 $14 44. Kf3 Rc7) 44. f4 $16 {[%emt 0:00:42]} Re7 {[%emt 0:01:25]} 45. Kf3 {[%emt 0:02:31]} Kf8 {[%emt 0:00:12]} 46. Rd8+ {[%emt 0:06:38]} Re8 {[%emt 0:00:17]} 47. Rxe8+ {[%emt 0:00:04]} Kxe8 {[%emt 0:00:03]} 48. Bxb7 {[%emt 0:00:06]} a5 {[%emt 0:00:04]} 49. Be4 {[%emt 0:00:06]} Be1 {[%emt 0:00:12] [#]} (49... f5 $16 50. gxf6 Kf7) 50. Kg4 $1 $18 {[%emt 0:00:09]} Kf8 {[%emt 0:01:06] [#]} 51. f5 $1 {[%emt 0:00:29]} gxf5+ {[%emt 0:00:40]} 52. Bxf5 {[%emt 0:00:05]} Kg7 {[%emt 0:00:13]} 53. h5 {[%emt 0:00:28]} Bd2 {[%emt 0:00:06]} 54. Bd3 {[%emt 0:00:39]} Bb4 {[%emt 0:01:12]} 55. Kf5 {[%emt 0:00:21]} (55. h6+ $6 Kf8 56. Kf5 Ba3 $16) 55... Be7 {[%emt 0:00:59]} 56. g6 {[%emt 0:00:53]} ({Resist} 56. h6+ $6 Kf8 57. Bc4 Ba3 $18) 56... fxg6+ $2 {[%emt 0:00:56]} (56... Bb4 57. Ke5 fxg6) 57. hxg6 $18 {[%emt 0:00:02]} Bd8 {[%emt 0:01:25]} 58. Ke5 {[%emt 0:00:06]} Bf6+ {[%emt 0:00:10]} 59. Kd5 {[%emt 0:00:18]} Kf8 {[%emt 0:00:34]} 60. Kc5 {[%emt 0:00:05]} Kg7 {[%emt 0:00:09]} 61. Kb5 {[%emt 0:00:05]} Bd8 {[%emt 0:00:08]} 62. b4 {[%emt 0:00:44]} axb4 {[%emt 0:00:06]} 63. Kxb4 {[%emt 0:00:04]} Kf6 {[%emt 0:00:12]} 64. Kb5 {[%emt 0:00:07]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.3"]
[White "Avinash Ramesh"]
[Black "Iniyan, Pa"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2331"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 23,116,-1,5,-31,35,48,49,56,48,47,60,-8,0,-16,-30,-18,-30,-26,-27,-19,-41,-95,-107,-190,-43,-22,-21,-25,-24,-22,-17,-61,-60,-63,-60,-79,-79,-79,-79,-101,-80,-83,-83,-87,-84,-76,-27,-122,-54,-237,-237,-223,-223,-494,-468,-1245,-1178,-793,-670,-4520,-1281,-29944,-29943,-29952,-29948,-29958,-29959,-29957,-29959,-29961,-29962,-29967,-29971,-29972,-29964,-29964,-29965,-29965,-29965,-29964,-29967,-29964,-29960,-29966,-29963,-29962,-29964,-29971,-29973,-29976,-29977,-29982,-29983,-29983,-29982]} 1. e4 {[%emt 0:07:02]} c5 {[%emt 0:00:12]} 2. Nf3 {[%emt 0:00:09]} d6 {[%emt 0:00:09]} 3. d4 {[%emt 0:00:22]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:20]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:03]} a6 {[%emt 0:00:09]} 6. Be3 {[%emt 0:00:05]} e6 {[%emt 0:00:08]} 7. a3 {[%emt 0:00:05]} b5 {[%emt 0:01:41]} 8. g4 {[%emt 0:00:15]} Bb7 {[%emt 0:00:07]} 9. Bg2 {[%emt 0:00:06]} Nfd7 {[%emt 0:01:58]} 10. g5 {[%emt 0:00:59]} Nb6 {[%emt 0:00:54]} 11. h4 {[%emt 0:01:28]} N8d7 {[%emt 0:02:12]} 12. f4 {[%emt 0:00:09]} Rc8 {[%emt 0:01:02]} 13. O-O {[%emt 0:00:55]} e5 {[%emt 0:03:00]} (13... Nc4 $15 14. Bc1 e5) 14. fxe5 $1 $14 {[%emt 0:11:22]} (14. Nf5 g6 $15) 14... Nxe5 {[%emt 0:01:21]} 15. Nd5 {[%emt 0:03:05]} Nxd5 {[%emt 0:03:55]} 16. exd5 {[%emt 0:00:39]} h6 {[%emt 0:00:15]} 17. Nf3 {[%emt 0:11:53]} (17. a4 $14 bxa4 18. c4) 17... hxg5 $11 {[%emt 0:07:19]} 18. Nxe5 {[%emt 0:01:19]} dxe5 {[%emt 0:00:06]} 19. Qf3 {[%emt 0:01:49]} (19. Bxg5 $2 Bc5+ 20. Rf2 Qb6 $19 (20... Bxf2+ $2 21. Kxf2 f6 22. Be3 $19)) 19... Qf6 {[%emt 0:10:51]} 20. Qxf6 {[%emt 0:15:08]} gxf6 {[%emt 0:00:12]} 21. hxg5 {[%emt 0:00:39]} fxg5 {[%emt 0:11:28]} 22. Rf6 {[%emt 0:00:47]} (22. Rf5 $1 $15) 22... Rh6 $17 {[%emt 0:06:34]} 23. Bxg5 {[%emt 0:03:36]} (23. Rxh6 $17 {might work better.} Bxh6 24. Rf1) 23... Rxf6 {[%emt 0:09:58]} (23... Bc5+ $1 $19 24. Kf1 Rh5) 24. Bxf6 $15 {[%emt 0:00:35]} Rxc2 {[%emt 0:00:02]} 25. Bxe5 {[%emt 0:01:35]} Bc5+ {[%emt 0:01:19]} 26. Kh1 {[%emt 0:00:17]} Rd2 {[%emt 0:00:10]} 27. Bc3 {[%emt 0:04:47]} Rd3 {[%emt 0:03:06]} 28. Re1+ {[%emt 0:00:04]} Kf8 $1 {[%emt 0:01:21]} 29. Be4 {[%emt 0:04:38]} Bxd5 {[%emt 0:00:10]} 30. Bxd5 {[%emt 0:00:57]} Rxd5 {[%emt 0:00:07]} 31. Kg2 {[%emt 0:00:04]} Rd3 {[%emt 0:04:18]} 32. Rh1 {[%emt 0:04:59]} Bd4 {[%emt 0:07:53]} ({Not} 32... Bxa3 33. Bf6 Ke8 (33... Rd2+ 34. Kf3 $16) 34. Rh8+ Bf8 35. Bg7 $16) 33. Bxd4 {[%emt 0:06:09]} Rxd4 {[%emt 0:00:06]} 34. Kf3 {[%emt 0:00:05]} Rd2 {[%emt 0:02:23]} (34... Kg7 $17 35. Rh2 Rd6) 35. Rb1 {[%emt 0:00:01]} (35. Rh8+ $11 {was the only way to keep the balance.} Kg7 36. Ra8) 35... Rd3+ {[%emt 0:03:35]} ({Black should play} 35... Rc2 $17 36. Ke4 Ke7) 36. Ke2 $2 {[%emt 0:01:23]} (36. Ke4 $15 Rd2 37. Ke3) 36... Rg3 $1 $19 {[%emt 0:01:33]} 37. Kd2 {[%emt 0:00:19] [#]} a5 $1 {[%emt 0:00:38]} 38. a4 $2 {[%emt 0:09:05]} (38. b4 a4 (38... Rxa3 39. bxa5 Rxa5 40. Kc3 $17) 39. Rc1) 38... bxa4 $19 {[%emt 0:00:35]} 39. Ra1 {[%emt 0:04:40]} (39. Kc2 $142 Rg2+ 40. Kc3) 39... a3 $19 {[%emt 0:02:01]} 40. bxa3 {[%emt 0:00:08]} a4 {[%emt 0:00:05]} 41. Ke2 {[%emt 0:00:28]} Rb3 {[%emt 0:00:32]} (41... Ke7 $142 42. Re1 Rxa3 43. Kd2+ Kf6 44. Rf1+ Ke7 45. Re1+) 42. Kf2 {[%emt 0:00:08]} Kg7 {[%emt 0:00:24]} 43. Ra2 {[%emt 0:00:11]} f5 {[%emt 0:00:10]} 44. Kg2 {[%emt 0:00:06]} Kf6 {[%emt 0:00:06]} 45. Kf2 {[%emt 0:00:04]} f4 {[%emt 0:00:12]} 46. Kg2 {[%emt 0:00:06]} Ke5 {[%emt 0:01:21]} 47. Kf2 {[%emt 0:00:09]} Kd4 {[%emt 0:00:46]} 48. Ra1 {[%emt 0:02:44]} Rd3 {[%emt 0:01:01]} 49. Rb1 {[%emt 0:01:35]} Rxa3 {[%emt 0:00:19]} 50. Rb4+ {[%emt 0:00:01]} Ke5 {[%emt 0:00:19]} 51. Rb5+ {[%emt 0:00:05]} Ke4 {[%emt 0:00:06]} 52. Rb4+ {[%emt 0:00:15] [#]} Kf5 $1 {[%emt 0:00:06]} 53. Rb8 {[%emt 0:00:09]} Rc3 {[%emt 0:00:45]} 54. Ra8 {[%emt 0:00:14]} a3 {[%emt 0:00:05]} 55. Ra7 {[%emt 0:01:12]} Ke4 {[%emt 0:01:00]} 56. Ra4+ {[%emt 0:00:05]} Kd3 {[%emt 0:00:14]} 57. Rxf4 {[%emt 0:00:09]} Kc2 {[%emt 0:00:04]} 58. Ra4 {[%emt 0:00:09]} Kb2 {[%emt 0:00:08]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.4"]
[White "Das, Sayantan"]
[Black "Patil Priyanshu"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2434"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,133,29,16,34,2,12,25,6,12,11,12,68,63,45,48,51,49,51,48,52,3,108,112,291,126,110,121,111,121,105,97,107,111,97,112,127,81,123,111,121,114,114,103,97,99,109,102,112,104,114,114,114,114,118,114,114,109,114,114,120,114,114,112,132,132,130,112,112,112,112,110,117,119,173,173,173,173,173,173,173,173,173,173,173,173,173,160,160,63,173,148,166,166,166,166,166,166,166,166,166,115,180,180,180,173,190,190,190,190,29948,6444,29964,4935,29984,29981,29981,29982,29984,29985]} 1. Nf3 {[%emt 0:01:27]} d5 {[%emt 0:03:21]} 2. b3 {[%emt 0:00:50]} c5 {[%emt 0:00:47]} 3. e3 {[%emt 0:01:06]} Nf6 {[%emt 0:00:12]} 4. Bb2 {[%emt 0:00:08]} g6 {[%emt 0:00:16]} 5. c4 {[%emt 0:01:20]} dxc4 {[%emt 0:01:01]} 6. Bxc4 {[%emt 0:08:08]} Bg7 {[%emt 0:00:02]} 7. O-O {[%emt 0:01:01]} O-O {[%emt 0:00:03]} 8. d4 {[%emt 0:02:35]} cxd4 {[%emt 0:00:02]} 9. Nxd4 {[%emt 0:00:26]} a6 {[%emt 0:00:01]} 10. Be2 {[%emt 0:02:36]} Bd7 {[%emt 0:03:55]} 11. Nd2 {[%emt 0:08:25][%cal Bb1d2,Bd2c4,Bc4e5][%mdl 32]} Nc6 {[%emt 0:03:49]} 12. Bf3 {[%emt 0:00:40]} Rc8 {[%emt 0:07:57]} 13. Rc1 {[%emt 0:03:57]} Nb4 {[%emt 0:16:33]} ({Better is} 13... Nxd4 $11 14. Bxd4 Bg4) 14. Nc4 $14 {[%emt 0:20:53]} b5 {[%emt 0:24:14]} 15. Ne5 {[%emt 0:01:05]} Rxc1 {[%emt 0:05:05]} 16. Qxc1 {[%emt 0:02:13]} Nfd5 {[%emt 0:02:53]} 17. Nxd7 {[%emt 0:06:17]} Qxd7 {[%emt 0:00:11]} 18. Rd1 {[%emt 0:00:35]} (18. Qb1 $14 {feels stronger.}) 18... e5 {[%emt 0:07:33]} (18... Nxa2 $11 {keeps the balance.} 19. Qa1 Ndb4 (19... Nab4 20. Ne2 $16)) 19. Nc2 $16 {[%emt 0:11:36]} Qc6 $2 {[%emt 0:14:44]} (19... Rc8 20. Nxb4 Rxc1 21. Bxc1) (19... Qe6 $16 {was worth a try.}) 20. a3 {[%emt 0:07:57]} (20. Ba3 $18 Nxa2 21. Bxd5 Qxd5 22. Qb1 (22. Rxd5 Nxc1 23. Bxc1 Rc8 $18) (22. Bxf8 Qxb3 23. Qb1 Qxb1 $18)) 20... Qxc2 {[%emt 0:02:53]} 21. Qxc2 {[%emt 0:00:10]} (21. Bxd5 $6 Qxc1 22. Bxc1 Nxd5 23. Rxd5 Rc8 $11) 21... Nxc2 {[%emt 0:00:04]} 22. Bxd5 {[%emt 0:00:30] This pair of bishops is nice.} e4 {[%emt 0:01:54]} 23. Bxg7 {[%emt 0:06:55]} ({Resist} 23. Bxe4 Bxb2 24. Bxc2 Bxa3 $11) 23... Kxg7 {[%emt 0:00:02]} 24. Bxe4 {[%emt 0:00:14]} Nxa3 {[%emt 0:00:03][%mdl 4096] Endgame KRB-KRN} 25. Rd7 {[%emt 0:00:18]} a5 {[%emt 0:01:59]} 26. Ra7 {[%emt 0:01:35] White is more active.} (26. g4 $142) 26... a4 {[%emt 0:01:27]} 27. bxa4 {[%emt 0:00:11]} bxa4 {[%emt 0:00:06]} 28. Rxa4 {[%emt 0:00:55]} Nb5 {[%emt 0:00:02]} 29. Rb4 {[%emt 0:01:05]} Nd6 {[%emt 0:00:04]} 30. Bd5 {[%emt 0:02:00]} Rc8 {[%emt 0:01:19][%cal Rc8c1]} 31. g4 {[%emt 0:00:00]} Rc7 {[%emt 0:01:05]} 32. Kg2 {[%emt 0:00:49]} h6 {[%emt 0:01:03]} 33. h3 {[%emt 0:02:51]} Re7 {[%emt 0:01:17]} 34. Kf1 {[%emt 0:03:11]} Rc7 {[%emt 0:00:49]} 35. Rb8 {[%emt 0:00:58]} Rc1+ {[%emt 0:00:16]} 36. Kg2 {[%emt 0:00:36]} Rc7 {[%emt 0:00:20]} 37. Rd8 {[%emt 0:01:04]} Nc4 {[%emt 0:00:13]} 38. Kg3 {[%emt 0:00:32]} Nb6 {[%emt 0:00:32]} 39. Bg2 {[%emt 0:00:28]} Nc4 {[%emt 0:00:16]} 40. h4 {[%emt 0:00:55][%cal Bh3h4,Bh4g5][%mdl 32]} Ne5 {[%emt 0:00:54]} 41. Re8 {[%emt 0:01:33]} Nd7 {[%emt 0:00:38]} 42. g5 {[%emt 0:00:26]} hxg5 {[%emt 0:00:13]} 43. hxg5 {[%emt 0:00:01]} Nc5 {[%emt 0:00:37]} 44. Bd5 {[%emt 0:00:20]} Nb7 {[%emt 0:00:42]} (44... Na4 $16) 45. e4 $18 {[%emt 0:00:31]} Rd7 {[%emt 0:00:20]} 46. f3 {[%emt 0:00:32]} Nd6 {[%emt 0:00:27]} 47. Rb8 {[%emt 0:00:21]} Re7 {[%emt 0:00:28]} 48. Kg4 {[%emt 0:01:26]} Ne8 {[%emt 0:00:47]} 49. Bc6 {[%emt 0:00:25]} Nd6 {[%emt 0:00:08]} 50. Kf4 {[%emt 0:00:34]} Nc4 {[%emt 0:00:14]} 51. Rd8 {[%emt 0:00:32]} Ne5 {[%emt 0:00:12]} 52. Bb5 {[%emt 0:00:40]} (52. Bd5 $16) 52... Re6 {[%emt 0:01:16]} (52... f6 $1 $14) 53. Kg3 {[%emt 0:00:29]} Rb6 {[%emt 0:00:47]} 54. Rd5 {[%emt 0:00:31]} Nc6 {[%emt 0:00:01] [#]} 55. Bc4 $1 {[%emt 0:00:36]} Rb7 {[%emt 0:00:11]} 56. Rc5 {[%emt 0:00:06]} Nd4 {[%emt 0:00:42]} 57. f4 {[%emt 0:00:32]} Ra7 {[%emt 0:01:11] [#]} 58. Kg4 {[%emt 0:00:35]} (58. Bd5 $1 $18) 58... Re7 {[%emt 0:00:43]} (58... Nc2 $16) 59. Bd5 {[%emt 0:00:12]} Ne6 {[%emt 0:00:24]} 60. Rc6 {[%emt 0:00:53] and f5 should not be overlooked} Nc7 {[%emt 0:00:04]} 61. f5 {[%emt 0:00:20]} gxf5+ {[%emt 0:00:44]} 62. exf5 {[%emt 0:00:19][%cal Be4f5,Bf5f6,Bf6g7][%mdl 32] White threatens f6+ and mate.} ({Not} 62. Kxf5 Nb5 $14) 62... Rd7 $2 {[%emt 0:00:50]} (62... Nxd5 $18 63. f6+ Kf8) 63. f6+ {[%emt 0:00:13]} Kg8 {[%emt 0:00:18]} 64. Bc4 {[%emt 0:00:43]} (64. Bb3 $142 Kf8 65. Kh5 Ne8 66. Rc8 Rc7 67. Rb8 Ra7 68. Bc4 Ra3 69. Bb5 Rh3+ 70. Kg4) 64... Kh7 {[%emt 0:00:22]} 65. Kh5 {[%emt 0:00:27]} Ne8 {[%emt 0:00:41] [#]} 66. Bxf7 $1 {[%emt 0:00:30][%mdl 512]} Ng7+ {[%emt 0:00:07]} (66... Nxf6+ 67. Rxf6) 67. fxg7 {[%emt 0:00:22]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.5"]
[White "Karthikeyan, P.."]
[Black "Deepan Chakkravarthy J."]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2286"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 24,29,5,0,0,0,0,0]} 1. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:26]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:05]} Nf6 {[%emt 0:00:12]} 4. O-O {[%emt 0:00:53]} Nxe4 {[%emt 0:00:27]} 5. d4 {[%emt 0:00:12][%cal Bd2d4,Bd4e5][%mdl 32]} Nd6 {[%emt 0:00:24]} 6. dxe5 {[%emt 0:00:18]} Nxb5 {[%emt 0:00:17]} 7. a4 {[%emt 0:00:02]} Nbd4 {[%emt 0:00:15]} 8. Nxd4 {[%emt 0:00:03]} Nxd4 {[%emt 0:00:04]} 9. Qxd4 {[%emt 0:00:13]} d5 {[%emt 0:00:04]} 10. exd6 {[%emt 0:00:05]} Qxd6 {[%emt 0:00:06]} 11. Qe4+ {[%emt 0:00:03]} Qe6 {[%emt 0:00:05]} 12. Qd4 {[%emt 0:00:03]} Qd6 {[%emt 0:00:04]} 13. Qe4+ {[%emt 0:00:07]} Qe6 {[%emt 0:00:03]} 14. Qd4 {[%emt 0:00:07]} Qd6 {[%emt 0:00:03]} 15. Qe4+ {[%emt 0:00:09]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.6"]
[White "Vaz, Ethan"]
[Black "Ratnakaran, K.."]
[Result "1-0"]
[ECO "C04"]
[WhiteElo "2412"]
[BlackElo "2225"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,73,35,42,36,45,33,138,133,155,163,167,157,163,108,112,110,183,188,180,165,152,136,173,166,390,402,337,86,80,68,64,70,73,55,78,84,92,80,287,272,313,234,361,358,368,363,414,433,532,528,616,604,611,611,626,626,29986,29987,29987,29988,29988,29989,29989,29989]} 1. e4 {[%emt 0:00:20]} e6 {[%emt 0:00:07]} 2. d4 {[%emt 0:00:50]} d5 {[%emt 0:00:06]} 3. Nd2 {[%emt 0:00:03]} Nc6 {[%emt 0:00:06]} 4. Ngf3 {[%emt 0:00:28]} Nf6 {[%emt 0:00:07]} 5. e5 {[%emt 0:00:31]} Nd7 {[%emt 0:00:07]} 6. Nb3 {[%emt 0:02:08]} a5 {[%emt 0:00:23]} 7. a4 {[%emt 0:01:58]} f6 {[%emt 0:00:07]} 8. Bb5 {[%emt 0:09:22]} Nb6 {[%emt 0:15:54]} ({Black should try} 8... fxe5 $14 9. dxe5 Be7) 9. O-O $16 {[%emt 0:11:20]} Bd7 {[%emt 0:00:16]} 10. exf6 {[%emt 0:05:10]} Qxf6 {[%emt 0:00:42]} 11. Bg5 {[%emt 0:00:57]} Qf5 {[%emt 0:05:48]} 12. Qe2 {[%emt 0:15:43] Dodges Nc4} ({White should try} 12. Bh4 $18) 12... Bd6 {[%emt 0:03:24]} 13. Nc5 {[%emt 0:01:33]} Bxc5 {[%emt 0:05:24]} (13... Bc8 $16) 14. dxc5 $18 {[%emt 0:01:06]} Nc8 {[%emt 0:00:20]} 15. Bh4 {[%emt 0:05:21]} N8a7 {[%emt 0:00:50]} 16. Bg3 {[%emt 0:02:48]} O-O-O {[%emt 0:04:00][%cal Ba8d8,Bd8f8,Bf8f4][%mdl 32]} 17. c3 {[%emt 0:06:15]} g5 $2 {[%emt 0:05:31]} (17... e5 18. Nxe5 (18. Bxe5 Rhe8 $11) 18... Nxe5) 18. Bd3 {[%emt 0:05:03]} Qf6 {[%emt 0:01:04]} 19. Be5 $2 {[%emt 0:01:59]} (19. b4 $18 {is the precise move to win.}) 19... Nxe5 $16 {[%emt 0:01:30]} 20. Qxe5 {[%emt 0:01:23]} Qxe5 {[%emt 0:09:32]} 21. Nxe5 {[%emt 0:00:02]} Rdf8 {[%emt 0:00:09] Repels Nf7} 22. Rfe1 {[%emt 0:03:34][%cal Od3b5,Bf1e1,Be1e2,Be2b2][%mdl 32]} Rf4 {[%emt 0:12:13]} 23. g3 {[%emt 0:02:54]} Rf6 {[%emt 0:03:12]} 24. Bb5 {[%emt 0:06:17] White is much more active.} c6 $2 {[%emt 0:08:23]} (24... Nc6 $16 {was necessary.}) 25. Bd3 $18 {[%emt 0:00:40]} Rhf8 {[%emt 0:05:33]} 26. Re2 {[%emt 0:00:41]} h5 {[%emt 0:02:36]} (26... Kc7 $142 27. Bxh7 Nc8) 27. b4 {[%emt 0:01:12]} axb4 {[%emt 0:00:05]} 28. cxb4 {[%emt 0:00:29]} Be8 {[%emt 0:00:13]} 29. Rb2 {[%emt 0:02:16]} Kb8 {[%emt 0:09:39]} 30. b5 {[%emt 0:01:06]} cxb5 {[%emt 0:00:03]} 31. axb5 {[%emt 0:00:12]} b6 {[%emt 0:00:04]} 32. cxb6 {[%emt 0:04:27][%cal Bc5b6,Bb6b7][%mdl 32]} Nc8 {[%emt 0:00:06]} 33. Nc6+ {[%emt 0:00:47]} Kb7 {[%emt 0:00:21]} 34. Nd8+ {[%emt 0:02:26]} Kb8 {[%emt 0:01:11]} 35. b7 {[%emt 0:00:29]} Nb6 {[%emt 0:00:03]} 36. Rba2 {[%emt 0:00:47]} Kc7 {[%emt 0:01:16]} 37. Rc1+ {[%emt 0:00:18]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.7"]
[White "Kaustuv, Kundu"]
[Black "Buscara, Sevan"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2409"]
[BlackElo "2185"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,99,14,17,16,45,37,31,27,72,66,58,58,116,118,107,94,121,125,114,119,122,33,152,108,155,149,178,157,251,251,259,222,258,254,321,307,312,308,375,373,596,600,575,572,543,270,247,258,273,273,273,273,273,273,273,273,328,210,328,244,244,244,664,664,623,623,623,523,523,523,516,465,29978,29979,29979,29979,29980,29981,29981,29981,29982,29983,29988,29989,29990,29991,29992,29990]} 1. Nf3 {[%emt 0:10:46]} d5 {[%emt 0:01:12]} 2. g3 {[%emt 0:00:07]} Bg4 {[%emt 0:00:56]} 3. Bg2 {[%emt 0:00:09]} c6 {[%emt 0:00:55]} 4. c4 {[%emt 0:01:56]} Nd7 {[%emt 0:13:56]} 5. cxd5 {[%emt 0:02:02]} cxd5 {[%emt 0:03:00]} 6. Nc3 {[%emt 0:00:06]} e6 {[%emt 0:01:34]} 7. O-O {[%emt 0:00:35]} Ngf6 {[%emt 0:01:36]} 8. Qb3 {[%emt 0:00:35]} Bxf3 {[%emt 0:01:52]} 9. Bxf3 {[%emt 0:00:08]} Qb6 {[%emt 0:05:19] [#]} 10. d4 $1 {[%emt 0:00:16]} Rc8 {[%emt 0:14:12]} (10... Qxb3 11. axb3) 11. e4 $1 {[%emt 0:07:08]} dxe4 {[%emt 0:05:20]} 12. Nxe4 {[%emt 0:00:17]} Nd5 {[%emt 0:04:54]} ({Black should play} 12... Be7 $14) 13. Nc3 $16 {[%emt 0:01:22]} Nxc3 {[%emt 0:04:10]} 14. bxc3 {[%emt 0:00:07]} Qxb3 {[%emt 0:01:41]} 15. axb3 {[%emt 0:00:06][%cal Ba2b3,Bb3b4,Bb4b5,Bb5b6,Bb6b7][%mdl 32]} Rxc3 {[%emt 0:00:24]} 16. Bxb7 {[%emt 0:06:18]} Bd6 {[%emt 0:01:37]} 17. Rxa7 {[%emt 0:01:49]} (17. Bd2 $1 $16 {[%cal Rd2c3]} Rc2 18. Rfc1 Rxc1+ 19. Bxc1) 17... Bb8 {[%emt 0:01:44]} (17... O-O $1 $14) 18. Ra3 {[%emt 0:10:16]} O-O {[%emt 0:06:13]} (18... Ke7 $142) 19. b4 {[%emt 0:02:01]} Rc4 {[%emt 0:04:25]} 20. b5 $1 $36 {[%emt 0:00:39][%mdl 2048] Keeping Black busy.} Rxd4 {[%emt 0:00:52]} (20... Bc7 $16 21. d5 Rb8) 21. Be3 $18 {[%emt 0:00:20]} Rc4 {[%emt 0:02:14]} 22. Rb1 {[%emt 0:02:28]} Nc5 {[%emt 0:01:37]} 23. Bf3 {[%emt 0:02:00]} f5 {[%emt 0:02:32]} 24. b6 {[%emt 0:03:42]} Kf7 {[%emt 0:00:25]} 25. b7 {[%emt 0:02:04]} Kf6 {[%emt 0:00:28]} 26. Ra8 {[%emt 0:05:37]} g5 {[%emt 0:01:06]} (26... Nd7 {might work better.} 27. Rd1 Nc5) 27. Be2 {[%emt 0:02:06] A strong pair of Bishops.} Rc2 {[%emt 0:00:56]} 28. Bd1 {[%emt 0:00:14]} Rc4 {[%emt 0:00:46] [#]} 29. Rb4 {[%emt 0:01:08]} Rxb4 {[%emt 0:01:00]} 30. Bxc5 {[%emt 0:00:05]} Rxb7 {[%emt 0:04:15]} 31. Bxf8 {[%emt 0:00:36]} Rb1 {[%emt 0:00:19]} 32. Kg2 $1 {[%emt 0:00:14]} Bxg3 {[%emt 0:00:24]} 33. hxg3 {[%emt 0:01:47]} Rxd1 {[%emt 0:00:05][%mdl 4096] Endgame [#] KRB-KR} 34. Ra7 $1 {[%emt 0:00:16]} h5 {[%emt 0:00:43]} 35. Bg7+ {[%emt 0:00:08]} Kg6 {[%emt 0:00:28]} 36. Be5 {[%emt 0:00:39]} Re1 {[%emt 0:04:35]} 37. f4 {[%emt 0:01:13]} h4 $2 {[%emt 0:00:34]} (37... gxf4 38. gxf4 h4 39. Rg7+ Kh5) 38. Rg7+ {[%emt 0:00:44]} Kh6 {[%emt 0:00:05]} 39. fxg5+ {[%emt 0:00:31]} Kh5 {[%emt 0:00:17]} 40. Bf6 {[%emt 0:11:23]} hxg3 {[%emt 0:00:38]} 41. Kxg3 {[%emt 0:00:27]} e5 {[%emt 0:01:00]} 42. Rg8 {[%emt 0:03:44] Strongly threatening Kf2.} f4+ {[%emt 0:01:05]} (42... Rg1+ $18 43. Kf2 Rg4 44. Rh8+ (44. Bxe5 Rxg5 45. Rh8+ Kg6 $18) 44... Kg6) 43. Kf2 {[%emt 0:00:14]} Rc1 {[%emt 0:03:20]} 44. Bxe5 {[%emt 0:02:20]} Kg4 {[%emt 0:00:12]} 45. g6 {[%emt 0:00:10][%cal Bg5g6,Bg6g7][%mdl 32]} Rc2+ {[%emt 0:00:12]} 46. Ke1 {[%emt 0:00:47]} f3 {[%emt 0:01:13][%cal Bf4f3,Bf3f2][%mdl 32]} 47. g7 {[%emt 0:00:33]} f2+ {[%emt 0:01:29]} 48. Kf1 {[%emt 0:00:05]} Kf3 {[%emt 0:00:14]} 49. Rf8+ {[%emt 0:00:05]} Ke3 {[%emt 0:00:01] [#]} 50. Bd4+ $1 {[%emt 0:00:09][%mdl 512]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.8"]
[White "Dinesh Rajan M"]
[Black "Sathvik Adiga"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2189"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "223"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 99,223,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-33,-33,-33,-33,-33,-33,-33,0,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-168,-168,-168,-35,-185,-35,-58,-68,-51,-35,-114,-33,-33,-33,-33,-33,-33,-28,-35,0,0,0,0,0,0,0,-302,-302,-302,-302,-302,-302,-302,-302,-302,-295,-302,-295,-284,0,-276,-249,-287,0,-395,-302,-302,-287,-302,-277,-302,-302,-844,-352,-29953,-29958,-29957,-29961,-29967,-29968,-29978,-29979,-29984,-29986,-29986,-29987,-29991,-29992,-29994,-29995,-29995,-29996,-29996,-29997,-29999]} 1. e4 {[%emt 0:05:44]} e5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:44]} Nc6 {[%emt 0:00:02]} 3. Bc4 {[%emt 0:00:12]} Bc5 {[%emt 0:00:05]} 4. c3 {[%emt 0:00:19]} Nf6 {[%emt 0:00:03]} 5. d4 {[%emt 0:00:40]} exd4 {[%emt 0:00:08]} 6. b4 {[%emt 0:00:24] C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Be7 {[%emt 0:00:04]} 7. e5 {[%emt 0:01:02]} Ne4 {[%emt 0:00:02]} 8. b5 {[%emt 0:00:24]} Na5 {[%emt 0:00:05]} 9. Bd3 {[%emt 0:00:31]} Nxc3 {[%emt 0:00:06]} 10. Nxc3 {[%emt 0:00:03]} dxc3 {[%emt 0:00:11]} 11. Qa4 {[%emt 0:00:04]} c5 {[%emt 0:01:16]} 12. O-O {[%emt 0:04:08]} a6 {[%emt 0:00:57]} 13. bxa6 {[%emt 0:00:36]} c4 {[%emt 0:00:04]} 14. Bxc4 {[%emt 0:00:11]} Nxc4 {[%emt 0:00:05]} 15. Qxc4 {[%emt 0:00:04]} Rxa6 $146 {[%emt 0:00:06]} ({Predecessor:} 15... O-O 16. axb7 Bxb7 17. Qxc3 Ra6 18. a4 {½-½ Wadle,M (2142)-Detchin,Y Champion's League 2021/C7 email}) 16. Qxc3 {[%emt 0:00:09]} O-O {[%emt 0:00:24]} 17. Rd1 {[%emt 0:17:07]} d6 {[%emt 0:20:17]} 18. Ba3 {[%emt 0:10:27]} Bg4 {[%emt 0:16:17]} 19. h3 {[%emt 0:06:54]} Bh5 {[%emt 0:02:51]} 20. Rab1 {[%emt 0:17:24]} d5 {[%emt 0:05:28]} 21. Bxe7 {[%emt 0:00:26]} Qxe7 {[%emt 0:00:04]} 22. Rxd5 {[%emt 0:00:17]} Rxa2 {[%emt 0:02:46]} 23. Rdb5 {[%emt 0:06:29]} Ra3 {[%emt 0:05:11]} 24. R1b3 {[%emt 0:00:46]} Rxb3 {[%emt 0:02:07]} 25. Qxb3 {[%emt 0:00:06]} Bxf3 {[%emt 0:00:31]} 26. Qxf3 {[%emt 0:00:02]} Rb8 {[%emt 0:00:29]} 27. Qd5 {[%emt 0:02:51]} h6 {[%emt 0:05:59]} 28. Rb6 {[%emt 0:00:41]} Qc7 {[%emt 0:01:46]} 29. Rd6 {[%emt 0:04:08]} b5 {[%emt 0:04:20]} 30. Rd7 {[%emt 0:07:06]} Qc1+ {[%emt 0:00:02]} 31. Kh2 {[%emt 0:00:05]} Qf4+ {[%emt 0:00:07]} 32. Kg1 {[%emt 0:00:02]} b4 {[%emt 0:05:40]} 33. e6 {[%emt 0:06:41]} fxe6 {[%emt 0:00:22]} 34. Qxe6+ {[%emt 0:00:02]} Kh8 {[%emt 0:00:47]} 35. Rd3 {[%emt 0:03:10]} Qc1+ {[%emt 0:10:19]} 36. Kh2 {[%emt 0:00:01]} Qc7+ {[%emt 0:00:07]} 37. Kg1 {[%emt 0:00:01]} Rd8 {[%emt 0:01:46]} 38. Rg3 {[%emt 0:00:26]} Rb8 {[%emt 0:05:47]} 39. Rb3 {[%emt 0:02:40]} Qc2 {[%emt 0:02:14]} 40. Qf7 {[%emt 0:00:48]} Qd1+ {[%emt 0:01:07]} 41. Kh2 {[%emt 0:00:02]} Qd6+ {[%emt 0:02:18]} 42. Kg1 {[%emt 0:00:37]} Rc8 {[%emt 0:02:40]} 43. g3 {[%emt 0:02:18]} Rb8 {[%emt 0:03:36]} 44. Qc4 {[%emt 0:00:35]} Qb6 {[%emt 0:00:17]} 45. Qe4 {[%emt 0:00:50]} Qc5 {[%emt 0:00:32]} 46. Kg2 {[%emt 0:01:41]} Rf8 {[%emt 0:01:03]} 47. Rb2 {[%emt 0:00:30]} Qb6 {[%emt 0:00:51]} 48. Qe7 {[%emt 0:01:39]} Rb8 {[%emt 0:00:11]} 49. Rb3 {[%emt 0:00:00]} Qc6+ {[%emt 0:00:20]} 50. Kh2 {[%emt 0:00:24]} Qc2 {[%emt 0:01:09]} 51. Qf7 {[%emt 0:00:05]} Qc5 {[%emt 0:00:33]} 52. Rf3 {[%emt 0:01:26]} Rd8 {[%emt 0:00:55]} 53. Qb3 {[%emt 0:00:22]} Rf8 {[%emt 0:01:15]} 54. Rxf8+ {[%emt 0:01:55]} Qxf8 {[%emt 0:00:01]} 55. Kg1 {[%emt 0:00:46]} Qe7 {[%emt 0:00:57]} 56. Kf1 {[%emt 0:00:09]} Qe4 {[%emt 0:00:11]} 57. h4 {[%emt 0:00:37]} Kh7 {[%emt 0:00:57]} 58. f3 {[%emt 0:00:11]} Qd4 {[%emt 0:00:10]} 59. Ke2 {[%emt 0:00:07]} Qe5+ {[%emt 0:00:22]} 60. Kf2 {[%emt 0:00:29]} Qd6 {[%emt 0:00:08]} 61. Ke2 {[%emt 0:00:40]} Kh8 {[%emt 0:00:51]} 62. Ke3 {[%emt 0:00:47]} Qe5+ {[%emt 0:00:27]} 63. Kd3 {[%emt 0:01:14]} Qxg3 {[%emt 0:00:12]} 64. Qxb4 {[%emt 0:00:25]} Qxf3+ {[%emt 0:00:03]} 65. Kd2 {[%emt 0:00:02]} Kh7 {[%emt 0:00:41]} 66. Qb1+ {[%emt 0:00:24]} Kg8 {[%emt 0:00:02]} 67. Qa2+ {[%emt 0:01:09]} Kf8 {[%emt 0:00:06]} 68. Qc4 {[%emt 0:00:30]} Qf2+ {[%emt 0:00:51]} 69. Kd1 {[%emt 0:00:09]} Qe3 {[%emt 0:00:56]} 70. Qg4 {[%emt 0:00:07]} Kf7 {[%emt 0:00:24]} 71. Qf5+ {[%emt 0:00:22]} Ke7 {[%emt 0:00:03]} 72. Qg6 $1 {[%emt 0:00:46]} Qe5 {[%emt 0:00:16]} 73. Kc2 {[%emt 0:00:51]} Qd4 {[%emt 0:00:30]} 74. Kb1 {[%emt 0:00:47]} Qf6 {[%emt 0:00:22]} 75. Qe4+ {[%emt 0:00:05]} (75. Qg4 $1 $15) 75... Qe6 $19 {[%emt 0:00:03]} 76. Qf4 {[%emt 0:00:11]} Qd6 {[%emt 0:00:58]} (76... Qg6+ $19 77. Kc1 Qc6+ 78. Kb1 Ke8) 77. Qg4 {[%emt 0:00:34]} ({White must play} 77. Qe4+ $1 $15 Kf7 (77... Qe6 78. Qf4 $17) 78. Qf5+ Ke7 79. Qe4+ Qe6 80. Qf4) 77... Kf7 {[%emt 0:01:59]} (77... Qd3+ $1 $19 78. Kc1 g6) 78. Qf5+ $1 $15 {[%emt 0:00:13]} Qf6 {[%emt 0:00:11]} 79. Qd7+ {[%emt 0:00:04]} Kg8 {[%emt 0:00:17]} 80. Qg4 {[%emt 0:00:23]} (80. Qe8+ $15 Qf8 81. Qe4) 80... g6 {[%emt 0:01:14]} ({Black should play} 80... Qc6 $17 81. h5 Kf7) 81. Kc1 $15 {[%emt 0:01:01]} Qd6 {[%emt 0:00:32]} 82. Qe4 {[%emt 0:01:05]} Kf7 {[%emt 0:00:23]} 83. Qf3+ {[%emt 0:00:17]} Kg7 {[%emt 0:00:28]} 84. Qe4 {[%emt 0:00:07]} g5 {[%emt 0:00:46]} 85. hxg5 {[%emt 0:00:44]} hxg5 {[%emt 0:00:02]} 86. Qf5 {[%emt 0:00:47]} Kh6 {[%emt 0:00:11]} 87. Qh3+ {[%emt 0:00:49]} Kg6 {[%emt 0:00:02]} 88. Qg4 $2 {[%emt 0:00:33][%mdl 8192]} (88. Kc2 $11 {and White has nothing to worry.}) 88... Qd3 $19 {[%emt 0:00:26]} 89. Qe6+ {[%emt 0:00:34]} Kh5 {[%emt 0:00:04]} 90. Qe8+ {[%emt 0:00:16]} Kh4 {[%emt 0:00:14]} 91. Qe1+ {[%emt 0:00:38]} Kg4 {[%emt 0:00:21]} 92. Qg1+ {[%emt 0:00:36]} Kf5 {[%emt 0:00:38]} 93. Qf2+ {[%emt 0:00:10]} Kg6 {[%emt 0:00:07]} 94. Qg2 {[%emt 0:00:51] [#]} Qd4 $2 {[%emt 0:00:36]} (94... Qe3+ $1 $19 95. Kc2 Kf5 96. Qf1+ Ke5) 95. Qc6+ $2 {[%emt 0:00:30][%mdl 8192]} (95. Qc2+ $11 Kh5 96. Qh2+ Kg4 97. Qg2+ Kf5 98. Qc2+ Qe4 99. Qc5+ Kf4 100. Qf2+ Qf3 101. Qh2+ Qg3 102. Qh6) 95... Kf5 $19 {[%emt 0:00:05]} 96. Qb5+ {[%emt 0:00:28] [#]} Kg4 $2 {[%emt 0:00:11]} (96... Qe5 $1 $19 {[%cal Re5b5]} 97. Qd3+ Qe4) 97. Qe8 $2 {[%emt 0:00:30][%mdl 8192]} (97. Qe2+ $11 {and White is okay.} Kg3 98. Qe1+ Qf2 99. Qe6) 97... Kg3 {[%emt 0:00:12]} 98. Qe1+ {[%emt 0:00:22]} Qf2 {[%emt 0:00:06]} 99. Qc3+ {[%emt 0:00:25]} Kg2 {[%emt 0:00:07]} 100. Qg7 {[%emt 0:00:46]} Qf4+ {[%emt 0:00:21]} 101. Kb1 $2 {[%emt 0:00:12]} (101. Kd1) 101... g4 $19 {[%emt 0:00:15]} 102. Ka1 $2 {[%emt 0:00:29]} (102. Kc2 $19 Kf2 103. Qb2) 102... g3 {[%emt 0:00:34]} 103. Qb2+ {[%emt 0:00:47]} Kg1 {[%emt 0:00:23]} 104. Qb6+ {[%emt 0:00:34]} Qf2 {[%emt 0:00:07]} 105. Qh6 {[%emt 0:00:25]} g2 {[%emt 0:00:24]} 106. Qg5 {[%emt 0:00:37]} Qe1+ {[%emt 0:01:16]} 107. Ka2 {[%emt 0:00:05]} Kf1 {[%emt 0:00:06]} 108. Qd5 {[%emt 0:00:59]} g1=Q {[%emt 0:00:22]} 109. Qb3 {[%emt 0:00:31]} Qa7+ {[%emt 0:00:19]} 110. Qa3 {[%emt 0:00:15]} Qd2+ {[%emt 0:00:07]} 111. Kb1 {[%emt 0:00:05]} Qb7+ {[%emt 0:00:10]} 112. Qb2 {[%emt 0:01:08]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.9"]
[White "Rajarishi Karthi"]
[Black "Sammed Jaykumar, Shete"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "2131"]
[BlackElo "2379"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 23,114,31,38,31,39,17,9,9,9,18,25,0,0,-19,-22,-20,-25,-70,-66,-57,-51,-50,-64,-68,-63,-61,-73,-97,-97,-104,-103,-104,-107,-107,-91,-106,-104,-110,-83,-83,-86,-89,-77,-77,-78,-72,-66,-101,-83,-97,-98,-122,-99,-209,-139,-211,-216,-219,-227,-226,-216,-289,-295,-295,-295,-295,-293,-286,-210,-210,-210,-210,-210,-210,-210,-259,-259,-269,-269,-262,-262,-702,-672,-684,-641,-1708,-1632,-1291,-1150,-29960,-29949,-29978,-29976]} 1. d4 {[%emt 0:03:51]} Nf6 {[%emt 0:00:10]} 2. c4 {[%emt 0:00:14]} e6 {[%emt 0:00:09]} 3. Nc3 {[%emt 0:00:58]} d5 {[%emt 0:00:08]} 4. Bg5 {[%emt 0:02:13]} Nbd7 {[%emt 0:02:03]} 5. e3 {[%emt 0:02:10]} Be7 {[%emt 0:00:59]} 6. Nf3 {[%emt 0:02:08]} h6 {[%emt 0:03:15]} 7. Bh4 {[%emt 0:01:10]} O-O {[%emt 0:01:53]} 8. Rc1 {[%emt 0:01:42]} a6 {[%emt 0:01:14]} 9. cxd5 {[%emt 0:03:46]} exd5 {[%emt 0:00:04]} 10. Bd3 {[%emt 0:02:32]} b6 {[%emt 0:00:37][%cal Bb7b6,Bb6c5,Bc5d4][%mdl 32]} 11. O-O {[%emt 0:01:11]} Bb7 {[%emt 0:00:15]} 12. Qc2 {[%emt 0:00:45]} c5 {[%emt 0:02:29]} 13. dxc5 {[%emt 0:04:06]} bxc5 {[%emt 0:01:43][%cal Od5d4]} 14. Rfd1 {[%emt 0:00:53]} d4 {[%emt 0:04:58]} 15. exd4 {[%emt 0:02:56]} Bxf3 {[%emt 0:00:14]} 16. gxf3 {[%emt 0:00:17]} cxd4 {[%emt 0:00:07]} 17. Ne2 {[%emt 0:02:05]} Ne5 {[%emt 0:03:34]} 18. Bg3 {[%emt 0:04:52]} Nxf3+ {[%emt 0:12:58]} 19. Kg2 {[%emt 0:01:06]} Qd5 {[%emt 0:07:18] ( -> ...Nh4+)} 20. Qc6 {[%emt 0:01:03] And now Qxd5 would win.} Ne1+ {[%emt 0:00:09] A dynamic duo of knights.} 21. Kf1 {[%emt 0:00:54]} Nxd3 {[%emt 0:00:20]} 22. Qxd5 {[%emt 0:00:44]} Nxd5 {[%emt 0:00:04]} 23. Rxd3 {[%emt 0:00:24]} Bf6 $1 {[%emt 0:03:39]} 24. a3 {[%emt 0:00:28]} Rfd8 {[%emt 0:00:33]} 25. Nxd4 {[%emt 0:02:39]} Nb6 $1 {[%emt 0:00:53][%cal Bd5b6,Bb6c4,Bc4d2][%mdl 32]} 26. Rcd1 {[%emt 0:02:40]} Nc4 {[%emt 0:01:41]} 27. Nf5 {[%emt 0:00:29]} Rxd3 $1 {[%emt 0:05:32]} 28. Rxd3 {[%emt 0:00:18]} Bxb2 {[%emt 0:00:13]} (28... Nxb2 29. Rd6) 29. a4 {[%emt 0:00:43]} Bf6 {[%emt 0:00:42]} 30. Rd7 {[%emt 0:01:12]} Rd8 {[%emt 0:08:05]} 31. Rc7 {[%emt 0:01:33] [#]} Nd2+ $1 {[%emt 0:03:54]} 32. Kg2 {[%emt 0:01:47]} Rd5 {[%emt 0:01:37]} 33. Nd6 {[%emt 0:04:48]} Rd4 {[%emt 0:00:14]} 34. a5 {[%emt 0:02:11][%cal Oc7a7]} Rd5 {[%emt 0:05:56]} 35. Nb7 {[%emt 0:04:28]} Nb3 {[%emt 0:01:46]} 36. Rc8+ {[%emt 0:00:45]} Kh7 {[%emt 0:00:10]} 37. Bc7 {[%emt 0:02:32]} Bc3 {[%emt 0:11:37][%cal Rb3a5] Black is more active.} 38. Rd8 {[%emt 0:01:27]} (38. Bg3 $17 Bxa5 39. Ra8) 38... Rg5+ {[%emt 0:02:10]} 39. Kf1 {[%emt 0:00:20]} (39. Bg3 $17 {was necessary.}) 39... Nxa5 $19 {[%emt 0:03:56]} (39... Bxa5 40. Nxa5 Nxa5 41. Rd6 $11) 40. Nd6 {[%emt 0:01:00][%cal Od6e4] [#]} Rc5 $1 {[%emt 0:00:38]} 41. Rd7 {[%emt 0:00:39][%cal Od6e4]} Be5 {[%emt 0:00:17]} 42. Rxf7 {[%emt 0:01:50] [#]} Rxc7 $1 {[%emt 0:03:55][%mdl 512]} 43. Rxc7 {[%emt 0:00:08]} Bxd6 {[%emt 0:00:05]} 44. Ra7 {[%emt 0:00:56]} Bxh2 {[%emt 0:00:18]} 45. Rxa6 {[%emt 0:00:05]} Nb7 {[%emt 0:00:40]} 46. Kg2 {[%emt 0:00:17]} Be5 {[%emt 0:00:12]} 47. Kf3 {[%emt 0:00:18]} Bf6 {[%emt 0:00:47]} 48. Kg4 {[%emt 0:00:52]} Kg6 {[%emt 0:00:06]} 49. Rb6 {[%emt 0:00:28]} h5+ {[%emt 0:02:21]} 50. Kf4 {[%emt 0:00:12]} Nc5 {[%emt 0:00:14]} 51. f3 {[%emt 0:00:57]} Nd3+ {[%emt 0:01:08]} 52. Ke4 $2 {[%emt 0:00:11]} (52. Ke3 Nb2 53. Ke2) 52... Nf2+ {[%emt 0:00:50]} 53. Ke3 {[%emt 0:00:47]} Nh3 {[%emt 0:00:28]} 54. Ke4 {[%emt 0:00:44]} Kg5 {[%emt 0:00:55]} 55. Rb5+ {[%emt 0:01:10]} Kh4 {[%emt 0:00:14]} 56. Kf5 {[%emt 0:00:20]} Kg3 {[%emt 0:00:26]} 57. f4 {[%emt 0:00:35]} h4 {[%emt 0:00:58]} ({And not} 57... Nxf4 58. Rb3+ Kh2 59. Kxf4 $11) 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.10"]
[White "Midilesh MS"]
[Black "Shahil Dey"]
[Result "0-1"]
[ECO "D56"]
[WhiteElo "2096"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,90,27,32,-1,0,0,-6,-13,-7,-16,0,-15,-4,-37,-53,-54,-35,-33,-42,-30,-16,-17,-9,-22,-16,-33,-7,-88,-94,-95,-88,-462,-479,-454,-466,-450,-357,-379,-364,-375,-325,-358,-378,-380,-380,-357,-352,-367,-365,-345,-347,-400,-385,-516,-533,-500,-453,-919,-917,-855,-866,-837,-791,-5114,-5030,-1004,-9557,-29964,-29965,-29973,-29971,-29985,-29986,-29989,-29990,-29989,-29990]} 1. d4 {[%emt 0:00:16]} Nf6 {[%emt 0:06:32]} 2. c4 {[%emt 0:00:19]} c6 {[%emt 0:01:05]} 3. Nc3 {[%emt 0:00:20]} d5 {[%emt 0:00:20]} 4. Nf3 {[%emt 0:00:40]} e6 {[%emt 0:00:05]} 5. Bg5 {[%emt 0:00:31]} Be7 {[%emt 0:00:06]} 6. e3 {[%emt 0:01:32]} O-O {[%emt 0:00:05]} 7. Bd3 {[%emt 0:01:28]} h6 {[%emt 0:00:07]} 8. Bh4 {[%emt 0:01:50]} Nbd7 {[%emt 0:00:07]} 9. h3 {[%emt 0:07:54]} dxc4 {[%emt 0:00:40]} 10. Bxc4 {[%emt 0:00:12]} b5 {[%emt 0:00:25]} 11. Bd3 {[%emt 0:01:45]} Bb7 {[%emt 0:00:28]} 12. O-O {[%emt 0:01:39]} a6 {[%emt 0:00:24]} 13. Bxf6 {[%emt 0:06:04]} Bxf6 {[%emt 0:09:22]} 14. b4 {[%emt 0:18:46] [#]} c5 $1 {[%emt 0:02:10]} 15. bxc5 {[%emt 0:03:08]} Nxc5 {[%emt 0:00:03]} 16. Bc2 {[%emt 0:04:07]} Rc8 {[%emt 0:03:01]} 17. Nd2 {[%emt 0:08:00]} Nd7 {[%emt 0:07:26]} 18. Be4 {[%emt 0:09:38]} Bxe4 {[%emt 0:07:10]} 19. Ncxe4 {[%emt 0:00:15]} Be7 {[%emt 0:00:14]} 20. Qb3 {[%emt 0:07:56]} Qc7 {[%emt 0:03:12]} 21. d5 {[%emt 0:16:41]} (21. a4 $11) 21... exd5 $17 {[%emt 0:02:12]} 22. Qxd5 {[%emt 0:00:02]} Rfd8 $36 {[%emt 0:01:33][%mdl 2048] Black has strong initiative.} 23. Nf3 $2 {[%emt 0:01:29][%mdl 8192] [#] Dodges Ne5} (23. Rac1 $17 Qxc1 24. Rxc1 Rxc1+ 25. Kh2) 23... Nc5 $1 $19 {[%emt 0:01:06]} 24. Qf5 {[%emt 0:02:59] [#]} g6 $1 {[%emt 0:00:11]} 25. Nf6+ {[%emt 0:01:09]} Kh8 {[%emt 0:00:45]} ({Don't play} 25... Kg7 26. Nh5+ gxh5 27. Qxh5 $19) 26. Qe5 {[%emt 0:02:55]} Qxe5 {[%emt 0:00:05]} 27. Nxe5 {[%emt 0:00:02]} Bxf6 {[%emt 0:00:10]} 28. Nxf7+ {[%emt 0:00:03]} Kg7 {[%emt 0:00:09]} 29. Nxd8 {[%emt 0:00:04]} Bxa1 {[%emt 0:00:07]} (29... Bxd8 30. Rfd1 $17) 30. Rxa1 {[%emt 0:00:04]} Rxd8 {[%emt 0:00:08][%mdl 4096] Endgame KRN-KR} 31. Rc1 {[%emt 0:00:05]} Rd5 {[%emt 0:00:52]} 32. f3 {[%emt 0:00:23]} Nd7 {[%emt 0:01:19]} 33. Rc6 {[%emt 0:00:53]} a5 {[%emt 0:00:06]} 34. Kh2 {[%emt 0:00:08]} b4 {[%emt 0:00:20]} 35. Ra6 {[%emt 0:01:20]} Kf7 {[%emt 0:00:52]} 36. e4 {[%emt 0:00:48]} (36. Ra7 $142 Ke6 37. Ra6+ Ke7 38. e4) 36... Rb5 {[%emt 0:00:06]} 37. f4 {[%emt 0:03:01]} Nc5 {[%emt 0:00:07][%csl LRa6,LRe4]} 38. Ra7+ {[%emt 0:00:28]} Ke6 {[%emt 0:00:06][%cal Oa5a4] ...a4! is the strong threat.} 39. e5 {[%emt 0:00:34]} a4 {[%emt 0:00:14]} 40. Rg7 {[%emt 0:00:29]} b3 {[%emt 0:00:14]} 41. axb3 {[%emt 0:00:04]} axb3 {[%emt 0:00:05]} 42. Rxg6+ {[%emt 0:00:03]} Kf7 {[%emt 0:00:12]} 43. Rxh6 {[%emt 0:00:18]} b2 {[%emt 0:00:04]} 44. f5 {[%emt 0:00:20]} b1=Q {[%emt 0:00:06]} ({Not} 44... b1=B 45. e6+ Ke7 46. g4 $17) 45. e6+ {[%emt 0:00:01] [#]} Nxe6 $1 {[%emt 0:00:16]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.11"]
[White "Venkatesh, M.R."]
[Black "Avirat Chauhan"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2362"]
[BlackElo "2010"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 40,117,36,20,64,50,57,43,55,37,56,58,285,182,337,343,335,347,354,360,367,370,360,357,352,323,367,322,475,405,405,403,408,398,406,364,430,421,488,465,515,515,572,564,586,586,570,572,586,586,820,804,843,861,1371,1331,1305,1268,29945,29947,9872,11534,29970,29966,29966,29966,29969,29970,29970,29970,29973,29967,29979,29978,29983,5691,29988,29989,29990,29991]} 1. e4 {[%emt 0:00:37]} c5 {[%emt 0:01:45]} 2. Nc3 {[%emt 0:01:01]} g6 {[%emt 0:01:08]} 3. d4 {[%emt 0:03:56]} cxd4 {[%emt 0:00:13]} 4. Qxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:09]} 5. Be3 {[%emt 0:01:33]} Bg7 {[%emt 0:03:01]} 6. f3 {[%emt 0:04:47]} Nc6 {[%emt 0:00:17]} 7. Qd2 {[%emt 0:00:04]} d6 {[%emt 0:00:29]} 8. O-O-O {[%emt 0:02:09]} Be6 {[%emt 0:01:21]} 9. Nge2 {[%emt 0:01:00]} Qa5 {[%emt 0:07:15]} 10. Kb1 {[%emt 0:03:30]} Nd7 {[%emt 0:00:42]} 11. Bh6 {[%emt 0:07:09]} Bxh6 {[%emt 0:04:20]} 12. Qxh6 {[%emt 0:00:07]} Nb6 {[%emt 0:17:24]} 13. Nf4 {[%emt 0:08:07]} Bc4 {[%emt 0:07:51]} 14. Nfd5 {[%emt 0:02:53]} Bxf1 {[%emt 0:06:41]} 15. Rhxf1 {[%emt 0:12:16]} O-O-O {[%emt 0:00:43]} 16. Nxb6+ {[%emt 0:05:26]} Qxb6 {[%emt 0:00:25]} 17. Nd5 {[%emt 0:02:56]} Qa5 {[%emt 0:05:14]} 18. Qg7 {[%emt 0:05:16]} e6 {[%emt 0:00:35]} 19. Ne3 {[%emt 0:00:43]} Qe5 {[%emt 0:01:06]} 20. Qh6 {[%emt 0:01:18]} Kb8 {[%emt 0:07:57]} 21. Rfe1 {[%emt 0:03:19]} Ka8 {[%emt 0:06:58]} 22. a3 {[%emt 0:13:49]} (22. Nd5 $5) 22... Kb8 {[%emt 0:03:41]} 23. Ng4 {[%emt 0:02:26]} (23. Rd2 d5 24. Ng4 Qc7 25. exd5 exd5 26. Nf2) 23... Qc5 {[%emt 0:00:35]} 24. Qg7 {[%emt 0:00:47]} f5 {[%emt 0:12:38]} 25. Nf6 {[%emt 0:06:55]} (25. exf5 {simplifies} gxf5 26. Nf6 Ka8 27. Qh6) 25... Kc8 $2 {[%emt 0:01:14]} (25... Ka8 $14) 26. Qf7 {[%emt 0:05:03]} (26. Nxh7 Qe5 27. Qxe5 (27. Qxg6 Rdg8 $17) 27... dxe5 28. Rxd8+ Nxd8 $11) 26... Nd4 $2 {[%emt 0:04:03]} (26... e5 27. Qe6+ (27. Nxh7 Rd7 $17) 27... Kc7 28. exf5 gxf5) 27. c3 $18 {[%emt 0:00:11]} (27. Nxh7 Qxc2+ 28. Ka2 Qb3+ 29. Kb1 Ne2 $17) 27... Rhf8 {[%emt 0:00:26]} 28. Qe7 {[%emt 0:03:08]} (28. cxd4 Rxf7 29. dxc5 Rxf6 $16) (28. Qxh7 Nc6 $16) 28... Qe5 {[%emt 0:03:12]} 29. Nd7 {[%emt 0:00:19]} (29. cxd4 Qxf6 30. Rc1+ (30. Qxh7 Rf7 $16) 30... Kb8 $16) (29. Nxh7 Nc6 30. f4 (30. Qxf8 Rxf8 31. Nxf8 Qf6 $11) 30... Nxe7 $16) (29. Rxd4 Qxf6 30. Rc4+ (30. Qxh7 Kb8 $16) 30... Kb8 31. Qc7+ (31. Qxh7 Rf7 $16) 31... Ka8 $16) (29. Qxh7 Nc6 30. exf5 Qxf6 31. fxe6 Qf5+ (31... Rh8 $2 32. Qf7 $17) 32. Ka1 Rf6 $19) 29... Nc6 {[%emt 0:00:15]} 30. Qxf8 {[%emt 0:01:01]} (30. Qxh7 $2 {too greedy.} Rxd7 31. Qxg6 f4 $19 (31... Qxh2 $2 32. Qxe6 Kc7 33. exf5 $19)) 30... Rxf8 {[%emt 0:02:06]} 31. Nxe5 {[%emt 0:00:02]} dxe5 {[%emt 0:00:02]} 32. b4 {[%emt 0:01:26]} a6 {[%emt 0:00:00]} 33. a4 {[%emt 0:00:32]} b5 {[%emt 0:00:05]} (33... f4 {was necessary.} 34. Rd3 Rf7) 34. axb5 {[%emt 0:00:12]} axb5 {[%emt 0:00:04]} 35. Rd6 {[%emt 0:00:03]} Kc7 {[%emt 0:00:27]} 36. Rd3 {[%emt 0:01:43]} (36. Rxe6 Kd7 37. exf5 Rxf5 38. Rxc6 (38. g4 Rxf3 39. R1xe5 Nxe5 $11) 38... Kxc6 $16) 36... Rf7 {[%emt 0:03:09]} 37. h4 {[%emt 0:00:38]} h6 {[%emt 0:00:45]} 38. Kb2 {[%emt 0:00:46]} g5 {[%emt 0:00:08]} 39. hxg5 {[%emt 0:00:15]} hxg5 {[%emt 0:00:05]} 40. exf5 {[%emt 0:00:15]} exf5 {[%emt 0:00:07]} 41. Rd5 {[%emt 0:00:05]} Kb6 {[%emt 0:00:43]} 42. Rd6 {[%emt 0:00:14]} Kc7 {[%emt 0:00:11]} 43. Rg6 {[%emt 0:00:05]} g4 {[%emt 0:00:16]} 44. fxg4 {[%emt 0:00:04]} f4 {[%emt 0:00:06]} 45. g5 {[%emt 0:01:35]} Rh7 {[%emt 0:01:03]} 46. Kb3 {[%emt 0:01:33]} Rh2 {[%emt 0:00:21]} 47. Rg7+ {[%emt 0:01:01]} Kd6 {[%emt 0:00:28]} 48. Rd1+ {[%emt 0:00:34]} Ke6 {[%emt 0:00:11]} 49. Rg6+ {[%emt 0:00:26]} Kf5 {[%emt 0:00:05]} 50. Rxc6 {[%emt 0:00:27]} Rxg2 {[%emt 0:00:04]} 51. Re1 {[%emt 0:01:22]} Rxg5 {[%emt 0:01:10]} 52. Rc5 {[%emt 0:00:06]} Kf6 {[%emt 0:00:32]} 53. Kc2 {[%emt 0:00:12]} f3 {[%emt 0:00:24]} 54. Kd3 {[%emt 0:00:13]} Rf5 {[%emt 0:00:42]} 55. Ke3 {[%emt 0:01:04]} Kg5 {[%emt 0:00:08]} 56. Rg1+ {[%emt 0:00:09]} Kf6 {[%emt 0:00:09]} 57. Rf1 {[%emt 0:00:03]} (57. Rc6+ $142 Kf7 58. Ra1 (58. Rc7+ Kf6 $18) 58... Kg7 59. Ra7+ Rf7 60. Rxf7+ Kxf7 61. Kxf3 Ke7 62. c4 (62. Rc7+ Kf6 $18)) 57... e4 {[%emt 0:00:12]} 58. Kxe4 {[%emt 0:00:05]} Rxc5 {[%emt 0:00:07]} 59. bxc5 {[%emt 0:00:03]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.12"]
[White "Mrithyunjay Mahadevan"]
[Black "Kolla Bhaavan"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2345"]
[BlackElo "1946"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,71,15,20,0,0,-1,0,0,0,-20,10,-10,0,-22,0,-71,-22,-63,-59,-56,-65,-68,-71,-213,-189,-240,-253,-238,-253,-247,-197,-242,-197,-210,-189,-194,-180,-201,-227,-217,-147,-258,-276,-250,-106,-275,-286,-265,-255,-832,-805,-1502,-1506,-29985,-29986,-29986,-29987,-29987,-29987,-29987,-29988,-29988,-29989,-29999]} 1. Nf3 {[%emt 0:00:02]} d5 {[%emt 0:01:09]} 2. e3 {[%emt 0:00:06]} Nf6 {[%emt 0:02:11]} 3. b3 {[%emt 0:00:06]} Bg4 {[%emt 0:01:28]} 4. h3 {[%emt 0:00:05]} Bh5 {[%emt 0:01:45]} 5. Bb2 {[%emt 0:01:27]} e6 {[%emt 0:01:45]} 6. g4 {[%emt 0:00:06]} Bg6 {[%emt 0:00:25]} 7. Ne5 {[%emt 0:00:04]} Nbd7 {[%emt 0:08:27]} 8. Nxg6 {[%emt 0:00:44] The position is equal.} hxg6 {[%emt 0:00:13]} 9. Qf3 {[%emt 0:00:04]} Bd6 {[%emt 0:07:40]} 10. Nc3 {[%emt 0:05:49]} c6 {[%emt 0:02:36]} 11. Qg2 {[%emt 0:01:20]} g5 {[%emt 0:19:14]} 12. Ne2 {[%emt 0:03:49]} (12. h4 $11 {keeps the balance.}) 12... e5 {[%emt 0:13:26]} (12... Qa5 $17) 13. a4 {[%emt 0:13:22]} Qe7 {[%emt 0:03:12]} 14. O-O-O {[%emt 0:13:10]} Ba3 {[%emt 0:07:52]} 15. d4 {[%emt 0:03:57]} exd4 {[%emt 0:03:52] Black is more active.} (15... O-O-O {simplifies} 16. Nc3 Bd6 17. Kb1 exd4 18. exd4 Nf8) 16. Nxd4 {[%emt 0:00:25] [#] Black converts the advantage convincingly.} (16. Rxd4 $17 O-O-O 17. Qg1) 16... Ne4 $1 $19 {[%emt 0:06:30]} 17. f3 {[%emt 0:02:56] [#] White is weak on the dark squares} (17. Kb1 {was necessary.}) 17... Nc3 $1 {[%emt 0:01:41] aiming for ...Bxb2+.} ({Don't go for} 17... Ng3 $2 18. Qxg3 Qxe3+ 19. Kb1 Bxb2 20. Kxb2 $18) 18. Rd3 {[%emt 0:00:33]} Qb4 {[%emt 0:01:35]} 19. Bxa3 {[%emt 0:02:21]} Qxa3+ {[%emt 0:00:47]} 20. Kd2 {[%emt 0:00:06]} Nb1+ {[%emt 0:00:40] Excellent horsemanship.} 21. Ke1 {[%emt 0:02:03]} Ne5 {[%emt 0:08:48][%cal Oe8c8]} 22. Kf2 {[%emt 0:01:29]} O-O-O {[%emt 0:03:17][%cal Oa3c1]} ({Resist} 22... Nxd3+ 23. Bxd3 Nc3 24. Qg3 $15) 23. Rd1 {[%emt 0:00:47]} Nc3 {[%emt 0:00:18]} 24. Re1 {[%emt 0:00:02]} Rhe8 {[%emt 0:01:43]} 25. Kg3 {[%emt 0:00:34]} (25. h4 $17) 25... Qd6 {[%emt 0:00:48] ( -> ...Nd3+)} 26. Nf5 {[%emt 0:01:34]} Qf6 {[%emt 0:01:00]} (26... Qc7 $19 {and Black stays clearly on top.} 27. Kf2 g6) 27. Qd2 {[%emt 0:06:38] Repels Nd3} (27. Qf2 $17) 27... g6 {[%emt 0:00:59]} 28. Qxc3 {[%emt 0:01:06][%cal Of3f4] f4! would now be deadly.} gxf5 {[%emt 0:00:05]} 29. Bd3 $2 {[%emt 0:06:44]} (29. Be2) 29... fxg4 {[%emt 0:00:47]} 30. f4 {[%emt 0:01:19] [#]} d4 $1 {[%emt 0:00:20][%mdl 512]} 31. exd4 {[%emt 0:01:47]} (31. Qa5 dxe3) 31... Qxf4+ {[%emt 0:00:25] Black mates.} 32. Kg2 {[%emt 0:00:04]} Qf3+ {[%emt 0:00:47]} 33. Kg1 {[%emt 0:00:02]} Qg3+ {[%emt 0:00:31]} 34. Kf1 {[%emt 0:00:08]} Nxd3 {[%emt 0:00:14]} 35. cxd3 {[%emt 0:00:18]} gxh3 {[%emt 0:00:20][%csl Gh3][%cal Rg3g2]} 36. Rg1 {[%emt 0:00:26]} Qf3# {[%emt 0:00:01] Weighted Error Value: White=0.91/Black=0.13 (very precise) .  Loses game:     	White=1     	---        Mistake:       	White=5     	Black=2      Inaccurate:     	White=2     	Black=2      OK:         	White=6     	Black=9      Best:        	---       	Black=3      Strong:       	---       	Black=2} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.13"]
[White "Nithin Babu"]
[Black "Mayank Chakraborty"]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "2168"]
[BlackElo "2457"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 18,102,66,59,51,51,76,13,39,19,27,11,29,0,50,13,23,12,226,-57,-52,-95,-89,-101,-102,-91,-98,-117,-113,-109,-122,-121,-89,-82,-87,-74,-56,-66,-25,-40,-36,-57,0,-45,0,0,-10,-150,0,-66,0,-62,-51,-127,-139,-127,-142,-137,-133,-145,-133,-141,-124,-472,-489,-534,-521,-589,-553,-521,-517,-430,-422,-651,-622,-5506,-5506,-29993,-29992,-29992,-29990,-29990,-29991,-29995,-29996,-29998,-29999]} 1. c4 {[%emt 0:00:15]} Nf6 {[%emt 0:00:09]} 2. g3 {[%emt 0:00:22]} g6 {[%emt 0:00:04]} 3. Bg2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:03]} 4. Nc3 {[%emt 0:00:07]} O-O {[%emt 0:00:05]} 5. d4 {[%emt 0:00:09]} d6 {[%emt 0:00:08]} 6. h3 {[%emt 0:00:42]} c6 {[%emt 0:01:46]} 7. e4 {[%emt 0:02:18]} e5 {[%emt 0:04:03]} 8. Nf3 {[%emt 0:03:08]} Nbd7 {[%emt 0:02:14]} 9. O-O {[%emt 0:02:34]} a6 {[%emt 0:03:54]} 10. Be3 {[%emt 0:08:20]} Qe7 {[%emt 0:06:10]} 11. Qc2 {[%emt 0:16:48]} b5 {[%emt 0:10:28]} 12. d5 {[%emt 0:16:18]} (12. c5 $16) 12... b4 {[%emt 0:03:03] The position is equal.} 13. dxc6 {[%emt 0:05:05]} (13. Na4 {simplifies} Bb7 14. Nd2 a5 15. a3) 13... bxc3 {[%emt 0:00:19]} 14. cxd7 {[%emt 0:00:05]} Bb7 {[%emt 0:01:51]} 15. Qxc3 {[%emt 0:02:55]} (15. bxc3 Bxe4 16. Qd2 Rad8 $15 (16... Qxd7 17. Nxe5 Qf5 18. Ng4 $11) (16... Nxd7 17. Rad1 $16)) 15... Bxe4 {[%emt 0:02:33]} ({Better is} 15... Nxe4 $11 16. Qa5 Qxd7) 16. Rfd1 {[%emt 0:05:37] Black should prevent c5.} Rfd8 {[%emt 0:13:50]} (16... Qxd7 {simplifies} 17. c5 Qb7 18. Qb3 dxc5 19. Qxb7 Bxb7 20. Rac1 e4) 17. c5 {[%emt 0:03:54]} Nd5 $2 {[%emt 0:04:33]} (17... Rxd7 $11 {and Black has nothing to worry.} 18. cxd6 Rxd6) 18. Qc4 $2 {[%emt 0:09:54]} ({Only move:} 18. Qe1 $1 $18 {Bg5 would now be deadly.} Nxe3 19. Qxe3) 18... Nxe3 $15 {[%emt 0:00:12]} 19. fxe3 {[%emt 0:00:56]} d5 {[%emt 0:00:15]} 20. Rxd5 {[%emt 0:00:26]} Bxd5 {[%emt 0:00:05]} 21. Qxd5 {[%emt 0:00:02] [#]} e4 $1 {[%emt 0:02:21]} (21... Rxd7 $2 22. Qxa8+ Rd8 23. Qe4 $18 (23. Qxa6 e4 $18)) (21... Qxd7 $6 22. Qxd7 Rxd7 23. Nxe5 Bxe5 24. Bxa8 $11) 22. Nd4 {[%emt 0:01:59]} Qxd7 {[%emt 0:02:47]} 23. Qxe4 {[%emt 0:07:20]} Rac8 {[%emt 0:04:32]} 24. c6 {[%emt 0:06:48]} Qd6 {[%emt 0:05:23][%mdl 1024] Black has strong compensation.} 25. Kh2 {[%emt 0:00:21]} Re8 {[%emt 0:02:29]} 26. Qf3 {[%emt 0:01:03]} h5 {[%emt 0:01:52][%cal Oh5h4]} (26... Bxd4 27. Rd1 $15) 27. h4 {[%emt 0:01:41]} Rc7 {[%emt 0:03:35][%cal Oc7e7]} (27... Bxd4 $6 28. Rd1 $16) 28. Rf1 {[%emt 0:00:56]} Rce7 {[%emt 0:01:54]} 29. b3 {[%emt 0:03:21]} Kh8 {[%emt 0:03:47]} (29... Bxd4 $15 30. exd4 Qxd4) 30. Nc2 {[%emt 0:00:58]} f5 {[%emt 0:06:20]} 31. Qd5 {[%emt 0:00:45]} Qc7 {[%emt 0:02:03]} 32. b4 {[%emt 0:00:12] [#]} (32. Rd1 $11 {remains equal.}) 32... Bf6 {[%emt 0:02:10]} ({Black should try} 32... Rd8 $1 $17 {[%cal Rd8d5]} 33. Qc4 Be5) 33. Kh3 {[%emt 0:00:28]} (33. Rd1 $11) 33... Rd8 {[%emt 0:00:26]} (33... Be5 $15 34. Qf3 Qc8) 34. Qf3 {[%emt 0:00:34]} (34. Qc4 $11) 34... Re4 $36 {[%emt 0:01:54][%cal Of6e5][%mdl 2048] Black has some pressure. Black is much more active.} 35. Qe2 {[%emt 0:01:03] White is now going downhill.} (35. Nd4 $1 $15) 35... Rg4 $17 {[%emt 0:02:50][%csl Gg4][%cal Rc7g3] The board is on fire.} 36. Rf4 {[%emt 0:00:01]} g5 {[%emt 0:01:08]} 37. hxg5 {[%emt 0:00:40]} Bxg5 {[%emt 0:02:07]} 38. Rxg4 {[%emt 0:00:38]} hxg4+ {[%emt 0:01:03]} 39. Kh2 {[%emt 0:00:01][%cal Oc2d4]} Kg7 {[%emt 0:00:22]} 40. Nd4 $2 {[%emt 0:00:15][%mdl 8192]} (40. a4 $17) 40... Qe5 $19 {[%emt 0:01:18] And now ...Rh8+ would win.} 41. Qf2 {[%emt 0:01:07]} Kg6 {[%emt 0:00:29] ( -> ...Rh8+)} (41... Bxe3 $2 {perishes.} 42. Nxf5+ Kg8 43. Nxe3 $18 (43. Qxe3 Qxf5 44. c7 Qh7+ 45. Kg1 Qxc7 $11)) 42. Nc2 {[%emt 0:00:46]} Qh8+ {[%emt 0:00:37]} 43. Kg1 {[%emt 0:00:05]} Rd1+ {[%emt 0:00:14]} 44. Bf1 {[%emt 0:00:22][%cal Oe3e4]} Qc3 {[%emt 0:00:40][%cal Od1d2]} 45. e4 {[%emt 0:01:00]} (45. c7 $142 Qxc7 46. e4) 45... fxe4 {[%emt 0:00:22][%cal Od1d2] Threatens to win with ...Rd2!} ({Inferior is} 45... Qxc6 46. Qxf5+ Kh6 47. Qf8+ Kh5 48. Qh8+ Bh6 (48... Qh6 49. Qe8+ Qg6 50. Qh8+ Bh6 51. Qe5+ Qg5 52. Qe8+ Qg6 53. Qe5+ Qg5 54. Qe8+ Qg6 55. Qe5+ $11) 49. Qe5+ Bg5 50. Qh8+ Kg6 (50... Qh6 51. Qe8+ Qg6 52. Qh8+ Qh6 53. Qe8+ Qg6 54. Qh8+ Qh6 $11) 51. Qg8+ Kf6 52. Qf8+ Kg6 53. Qg8+ Kh6 54. Qh8+ Kg6 55. Qg8+ $11) 46. Qe2 {[%emt 0:00:30]} Qxg3+ {[%emt 0:00:09]} 47. Kh1 {[%emt 0:00:02]} Qf3+ {[%emt 0:00:28] Black mates.} 48. Qxf3 {[%emt 0:00:10]} gxf3 {[%emt 0:00:08]} 49. Kg1 {[%emt 0:01:19]} e3 {[%emt 0:00:07]} 50. c7 {[%emt 0:00:18]} e2 {[%emt 0:00:03]} 51. c8=Q {[%emt 0:00:38]} exf1=Q+ {[%emt 0:00:07] Weighted Error Value: White=0.67/Black=0.26 (precise) .  Loses game:     	White=1     	Black=1      Missed win:     	White=1     	---        Mistake:       	White=6     	Black=4      Inaccurate:     	White=5     	Black=3      OK:         	White=6     	Black=12     Best:        	White=6     	Black=3      Strong:       	---       	Black=1} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.14"]
[White "Priyanka, K."]
[Black "Rios Gomez, Cristhian Camilo"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2144"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,83,20,21,21,16,18,20,24,29,24,9,0,43,-45,39,28,41,36,31,11,19,-81,-91,-96,-90,-77,-86,-82,-74,-78,-82,-108,-103,-98,-98,-131,-132,-125,-127,-131,-125,-137,-116,-165,-165,-273,-264,-370,-358,-330,-370,-348,-339,-428,-353,-437,-440,-470,-400,-667,-608,-782,-757,-1500,-1540,-1229,-552,-2444,-1847,-29982,-29983,-29989]} 1. e4 {[%emt 0:00:15]} c5 {[%emt 0:02:42]} 2. Nf3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:27]} 3. d4 {[%emt 0:00:09]} cxd4 {[%emt 0:00:10]} 4. Nxd4 {[%emt 0:00:07]} e6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:40]} Qc7 {[%emt 0:00:58]} 6. Be3 {[%emt 0:00:43]} a6 {[%emt 0:01:15]} 7. Qd2 {[%emt 0:05:02]} Nf6 {[%emt 0:01:12]} 8. f4 {[%emt 0:00:27]} Bb4 {[%emt 0:02:16]} 9. Bd3 {[%emt 0:00:13]} b5 {[%emt 0:01:19]} 10. a3 {[%emt 0:00:15] The position is equal.} Be7 {[%emt 0:00:12]} 11. e5 {[%emt 0:14:01]} Ng4 {[%emt 0:01:40]} 12. Bg1 {[%emt 0:01:07]} Bb7 {[%emt 0:00:38][%cal Oc6e5]} 13. Ne4 {[%emt 0:11:02]} (13. Be4 $14) 13... f6 {[%emt 0:01:00]} (13... f5 $1 $15 14. exf6 Nxf6) 14. Nxc6 {[%emt 0:11:55]} Bxc6 {[%emt 0:12:56]} 15. h3 {[%emt 0:02:24]} Nxe5 {[%emt 0:03:37]} 16. fxe5 {[%emt 0:04:02]} Qxe5 {[%emt 0:00:10] [#]} 17. O-O-O {[%emt 0:12:39]} Bxe4 $17 {[%emt 0:02:48] White is now going downhill.} 18. Bh2 {[%emt 0:00:25]} Qd5 {[%emt 0:00:07]} 19. Bxe4 {[%emt 0:00:13]} Qxe4 {[%emt 0:00:08]} 20. Qxd7+ {[%emt 0:00:10]} Kf7 {[%emt 0:00:17][%cal Oa8c8]} 21. Rhe1 {[%emt 0:02:05]} Qc4 $40 {[%emt 0:00:29][%mdl 128] Black is out for blood.} 22. Bd6 {[%emt 0:24:18]} Rhe8 {[%emt 0:00:11]} 23. b3 {[%emt 0:00:19]} Qc8 {[%emt 0:00:18]} 24. Bxe7 {[%emt 0:00:13] [#] Threatens to win with Bb4+.} Qxd7 {[%emt 0:01:03]} 25. Rxd7 {[%emt 0:00:07]} Rxe7 {[%emt 0:00:07][%mdl 4096] Endgame. KRR-KRR} 26. Rd6 {[%emt 0:00:18]} e5 {[%emt 0:00:08]} 27. g4 {[%emt 0:02:56]} Raa7 {[%emt 0:02:35]} 28. Kb2 {[%emt 0:01:07]} (28. Red1 $17) 28... Re6 $19 {[%emt 0:01:05]} 29. Rxe6 {[%emt 0:04:34]} (29. Rd3 $142) 29... Kxe6 {[%emt 0:00:07] KR-KR} 30. c4 {[%emt 0:00:08]} (30. a4 {was worth a try.}) 30... bxc4 {[%emt 0:00:46]} 31. bxc4 {[%emt 0:00:06]} g6 {[%emt 0:00:06]} 32. Kc3 {[%emt 0:01:00]} f5 {[%emt 0:00:07]} 33. Rd1 {[%emt 0:00:48]} e4 {[%emt 0:00:20]} 34. gxf5+ {[%emt 0:01:58]} gxf5 {[%emt 0:00:08]} 35. c5 {[%emt 0:01:26]} Rd7 {[%emt 0:00:28]} 36. Rc1 {[%emt 0:00:19]} (36. Rg1 $142) 36... Kd5 {[%emt 0:01:12]} 37. Rf1 {[%emt 0:00:38]} Rf7 {[%emt 0:00:09]} ({Stronger than} 37... Kxc5 38. Rxf5+ Rd5 39. Rf4 $11) 38. Kb4 {[%emt 0:00:09]} f4 {[%emt 0:00:11] ...e3 would now be deadly.} 39. Rd1+ {[%emt 0:00:19]} Kc6 {[%emt 0:02:59] And now ...e3 would win.} 40. Kc4 {[%emt 0:01:01]} f3 {[%emt 0:01:06] Strongly threatening ...e3.} 41. Rf1 {[%emt 0:00:41]} e3 {[%emt 0:00:38]} 42. Kd4 {[%emt 0:00:21] Weighted Error Value: White=0.84/Black=0.23 (precise) .  Mistake:       	White=6     	Black=1      Inaccurate:     	White=3     	---        OK:         	White=8     	Black=16     Best:        	White=1     	Black=3} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.03"]
[Round "3.15"]
[White "Sanket Chakravarty"]
[Black "Gawai Siddhant"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2374"]
[BlackElo "2154"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,139,3,0,0,1,-2,-6,-49,-48,-66,-55,-49,-35,-63,-62,-72,0,0,13,18,79,72,68,72,77,68,99,100,99,100,100,100,92,99,106,106,183,187,208,211,202,197,220,206,235,219,208,176,213,170,161,158,826,826,703,833,837,823,797,775,692,0,502,0,683,692,667,660,6103,5293,12659,6135,6135,5625,29956,29963,29965,29970,29969,29971,29966,29970,29971,29972,29969,29973,29973,29970,29973,29975,29974,29976,29976,29977,29977,29978,29979,29976,29980,29981,29981,29982,29982,29983,29985,29986,29986,29981,29981,29982,29982,29983,29993,29994,29994,29995,29995,29994,29996,29997]} 1. d4 {[%emt 0:21:56]} Nf6 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:00:05]} 3. e3 {[%emt 0:00:10]} b6 {[%emt 0:00:11]} 4. Bd3 {[%emt 0:00:15]} Bb7 {[%emt 0:00:06]} 5. O-O {[%emt 0:00:33]} Be7 {[%emt 0:00:35]} 6. b3 {[%emt 0:01:10]} O-O {[%emt 0:00:15]} 7. Bb2 {[%emt 0:00:46]} c5 {[%emt 0:00:13]} 8. Nbd2 {[%emt 0:01:40]} d6 {[%emt 0:00:37]} 9. c4 {[%emt 0:01:39]} Nbd7 {[%emt 0:02:30]} 10. Rc1 {[%emt 0:01:03]} Re8 {[%emt 0:02:41]} 11. Re1 {[%emt 0:00:58]} Bf8 {[%emt 0:00:52]} 12. a3 {[%emt 0:03:44]} Rc8 {[%emt 0:01:35]} 13. b4 {[%emt 0:01:08]} e5 {[%emt 0:11:45]} 14. Bb1 {[%emt 0:03:25]} e4 {[%emt 0:06:51]} 15. Ng5 {[%emt 0:00:46]} d5 {[%emt 0:01:10]} 16. dxc5 {[%emt 0:05:39]} bxc5 {[%emt 0:00:56]} 17. cxd5 {[%emt 0:15:07]} Bxd5 {[%emt 0:02:08]} 18. bxc5 {[%emt 0:02:39]} Rxc5 {[%emt 0:10:30]} ({Black should try} 18... h6 $1 $17 {[%cal Rh6g5]} 19. Nh3 g5 (19... Rxc5 20. Rxc5 Nxc5 21. Nf4 $11) (19... Nxc5 20. Nf4 $11)) 19. Rxc5 {[%emt 0:10:29]} Bxc5 {[%emt 0:02:20]} 20. Qa4 {[%emt 0:08:23]} Qe7 {[%emt 0:12:14]} (20... Qa8 $11) 21. Ndxe4 {[%emt 0:06:01]} Nxe4 {[%emt 0:05:07]} 22. Nxe4 {[%emt 0:00:07]} Bxe4 {[%emt 0:03:54]} 23. Bxe4 {[%emt 0:00:02]} Nb6 {[%emt 0:01:37]} 24. Qc2 {[%emt 0:04:20]} Qxe4 {[%emt 0:00:54]} 25. Qxc5 {[%emt 0:00:09]} Na4 {[%emt 0:00:05]} 26. Qd4 {[%emt 0:00:30]} (26. Qxa7 $2 {too greedy.} Nxb2 27. Qa6 Nc4 $19) 26... Nxb2 {[%emt 0:00:04]} 27. Qxb2 {[%emt 0:00:38]} h6 {[%emt 0:01:06]} 28. h3 {[%emt 0:00:03]} Re6 {[%emt 0:01:02]} (28... Qe5 $16 29. Rb1 Qxb2 30. Rxb2 Re5 31. Rb8+ Kh7) 29. Qb8+ $18 {[%emt 0:02:05]} Kh7 {[%emt 0:00:01]} 30. Qxa7 {[%emt 0:01:19]} Rg6 {[%emt 0:00:08]} 31. g3 $1 {[%emt 0:00:05]} (31. Qxf7 $2 Qxg2#) 31... Qf3 {[%emt 0:01:15]} 32. Qc7 {[%emt 0:00:33]} Qf5 {[%emt 0:03:59]} 33. e4 {[%emt 0:01:59]} Qe6 {[%emt 0:00:39]} 34. Kg2 {[%emt 0:00:23]} Rf6 {[%emt 0:00:36]} 35. Re2 {[%emt 0:00:38]} Qb3 {[%emt 0:01:13] [#]} 36. Qc2 $1 {[%emt 0:00:18]} Qxa3 $2 {[%emt 0:01:40]} (36... Qxc2 $16 37. Rxc2 Ra6) 37. e5+ $18 {[%emt 0:00:39]} Rg6 {[%emt 0:00:03]} 38. e6 {[%emt 0:00:44]} Qe7 {[%emt 0:00:16]} 39. h4 {[%emt 0:00:48]} Kh8 {[%emt 0:02:01]} 40. Qc8+ {[%emt 0:00:41]} Kh7 {[%emt 0:00:15]} 41. Qc2 {[%emt 0:00:02]} (41. Qd7 Qxd7 42. exd7 Rd6 $11) 41... Kh8 $1 {[%emt 0:00:08]} 42. Qc8+ {[%emt 0:00:16]} Kh7 {[%emt 0:00:07] [#]} 43. exf7 $1 {[%emt 0:00:47]} ({Worse is} 43. Qd7 Qxd7 44. exd7 Rd6 $11) 43... Qxf7 {[%emt 0:00:06]} 44. Re8 {[%emt 0:00:07]} Qd5+ {[%emt 0:01:49]} 45. Kh2 {[%emt 0:01:00]} Rf6 {[%emt 0:08:55]} 46. Rh8+ {[%emt 0:00:05]} Kg6 {[%emt 0:00:03]} 47. Qe8+ {[%emt 0:00:09]} Rf7 {[%emt 0:00:47]} 48. Rf8 {[%emt 0:00:05]} Kf6 {[%emt 0:00:54]} 49. Rxf7+ {[%emt 0:00:15]} Qxf7 {[%emt 0:00:05]} 50. Qxf7+ {[%emt 0:00:06]} Kxf7 {[%emt 0:00:02]} 51. h5 {[%emt 0:02:07]} Kf6 {[%emt 0:01:40]} 52. f4 {[%emt 0:00:05]} Kf5 {[%emt 0:00:42]} 53. Kh3 {[%emt 0:00:05]} Ke6 {[%emt 0:00:11]} 54. Kg4 {[%emt 0:00:05]} Kf6 {[%emt 0:00:07]} 55. Kf3 {[%emt 0:00:05]} Kf5 {[%emt 0:00:04]} 56. g4+ {[%emt 0:01:22]} Kf6 {[%emt 0:00:06]} 57. Ke4 {[%emt 0:00:27]} Ke6 {[%emt 0:00:14]} 58. Kd4 {[%emt 0:00:05]} Kd6 {[%emt 0:00:11]} 59. Kc4 {[%emt 0:00:28]} Kc6 {[%emt 0:00:20]} 60. g5 {[%emt 0:04:25]} Kd6 {[%emt 0:00:10]} 61. g6 {[%emt 0:00:07]} Ke6 {[%emt 0:01:51]} 62. Kc5 {[%emt 0:00:05]} Kd7 {[%emt 0:00:57]} 63. Kd5 {[%emt 0:00:11]} Ke7 {[%emt 0:01:13]} 64. Kc6 {[%emt 0:00:51]} Ke6 {[%emt 0:00:13]} 65. Kc7 {[%emt 0:00:18]} Ke7 {[%emt 0:00:19]} 66. f5 {[%emt 0:00:13]} Ke8 {[%emt 0:00:29]} 67. Kd6 {[%emt 0:00:03]} Kf8 {[%emt 0:00:09]} 68. Kd7 {[%emt 0:00:05]} Kg8 {[%emt 0:00:05]} 69. Ke7 {[%emt 0:00:10]} Kh8 {[%emt 0:00:03]} 70. f6 {[%emt 0:00:05]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.1"]
[White "Aronyak Ghosh"]
[Black "Kaustuv, Kundu"]
[Result "1/2-1/2"]
[ECO "E64"]
[WhiteElo "2544"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,78,28,0,0,0,10,2,14,7,37,30,33,40,41,25,41,47,47,41,43,46,43,41,60,48,59,52,54,34,46,39,50,33,55,31,60,57,62,63,66,62,60,64,78,70,49,52,64,60,81,68,92,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:02:48]} Nf6 {[%emt 0:01:30]} 2. c4 {[%emt 0:00:48]} g6 {[%emt 0:01:33]} 3. g3 {[%emt 0:00:22]} Bg7 {[%emt 0:00:07]} 4. Bg2 {[%emt 0:00:09]} O-O {[%emt 0:00:08]} 5. Nc3 {[%emt 0:00:04]} d6 {[%emt 0:00:05]} 6. Nf3 {[%emt 0:00:13]} c5 {[%emt 0:00:08]} 7. h3 {[%emt 0:00:38]} Nc6 {[%emt 0:04:22]} 8. Be3 {[%emt 0:00:51]} cxd4 {[%emt 0:09:16]} 9. Nxd4 {[%emt 0:00:12]} Bd7 {[%emt 0:00:07]} 10. Qd2 {[%emt 0:00:10]} Nxd4 {[%emt 0:06:28]} 11. Bxd4 {[%emt 0:00:47]} Bc6 {[%emt 0:00:07]} 12. O-O {[%emt 0:04:14]} Bxg2 {[%emt 0:00:48]} 13. Kxg2 {[%emt 0:00:14]} a6 {[%emt 0:06:46]} 14. a4 {[%emt 0:06:11]} Rc8 {[%emt 0:01:08]} 15. b3 {[%emt 0:06:33]} Nd7 {[%emt 0:00:19]} 16. Bxg7 {[%emt 0:08:27]} Kxg7 {[%emt 0:00:07]} 17. Nd5 {[%emt 0:01:14]} Kg8 {[%emt 0:10:51]} 18. Rfd1 {[%emt 0:09:09]} Nb6 {[%emt 0:08:36]} 19. Ne3 {[%emt 0:02:56]} Nd7 {[%emt 0:00:55]} 20. Qd4 {[%emt 0:09:50]} Nf6 {[%emt 0:01:26]} 21. a5 {[%emt 0:00:48]} Qd7 {[%emt 0:06:30]} 22. f3 {[%emt 0:01:44]} Qe6 {[%emt 0:03:54]} 23. b4 {[%emt 0:06:33]} Rc7 {[%emt 0:04:41]} 24. Rac1 {[%emt 0:06:11]} Rfc8 {[%emt 0:00:49]} 25. Rd2 {[%emt 0:01:04]} Qd7 {[%emt 0:07:08]} 26. g4 {[%emt 0:01:27] White is more active.} Rc6 {[%emt 0:04:15]} 27. h4 {[%emt 0:03:47]} e5 {[%emt 0:05:08]} 28. Qb2 {[%emt 0:02:06]} Qe6 {[%emt 0:00:51]} 29. Rcd1 {[%emt 0:02:05]} b5 {[%emt 0:06:36]} 30. cxb5 {[%emt 0:04:17]} axb5 {[%emt 0:00:06]} 31. Qa2 {[%emt 0:00:19]} Rc3 {[%emt 0:09:32] [#]} 32. Nd5 {[%emt 0:04:55]} (32. Rxd6 $2 {too greedy.} Qxa2 33. R6d2 Qb3 $19) (32. Qxe6 $1 $16 fxe6 33. Rd3) 32... R3c4 $11 {[%emt 0:00:00]} 33. Nxf6+ {[%emt 0:03:43]} Qxf6 {[%emt 0:00:00]} 34. Rxd6 {[%emt 0:04:02]} Qxh4 {[%emt 0:00:00][%cal Oc4c2] ...Rc2! would now be deadly.} 35. Qd2 {[%emt 0:01:03]} Rxg4+ $1 {[%emt 0:00:00]} 36. fxg4 {[%emt 0:00:04]} Qxg4+ {[%emt 0:00:00]} 37. Kf2 {[%emt 0:00:04]} Qh4+ {[%emt 0:00:00]} 38. Kg2 {[%emt 0:00:12]} Qg4+ {[%emt 0:00:00]} 39. Kf2 {[%emt 0:00:03] and Qh6 would now be decisive} Qh4+ {[%emt 0:00:00]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.2"]
[White "Sathvik Adiga"]
[Black "Siddharth, Jagadeesh"]
[Result "*"]
[ECO "C54"]
[WhiteElo "2395"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,37,16,12,21,5,9,16,20,12,15,5,4,0,0,0,10,13,34,35,25,0,0,0,4,-12,1233,27,25,46]} 1. e4 {[%emt 0:00:02]} e5 {[%emt 0:00:58]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:12]} 3. Bc4 {[%emt 0:00:06]} Bc5 {[%emt 0:00:05]} 4. c3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:04]} 5. d3 {[%emt 0:00:04]} d6 {[%emt 0:00:04]} 6. O-O {[%emt 0:00:06]} a5 {[%emt 0:00:04]} 7. Re1 {[%emt 0:00:18]} O-O {[%emt 0:00:08]} 8. h3 {[%emt 0:00:02]} Be6 {[%emt 0:00:07] The position is equal.} 9. Bb5 {[%emt 0:00:04]} Ba7 {[%emt 0:00:08]} 10. Be3 {[%emt 0:00:05]} Bxe3 {[%emt 0:00:05]} 11. Rxe3 {[%emt 0:00:06]} Ne7 {[%emt 0:00:03]} 12. d4 {[%emt 0:00:56]} c6 {[%emt 0:00:06][%cal Bc7c6,Bc6c5][%mdl 32]} 13. Bf1 {[%emt 0:00:19]} h6 {[%emt 0:00:06]} 14. c4 {[%emt 0:11:05]} c5 {[%emt 0:00:18]} 15. dxe5 {[%emt 0:11:51]} dxe5 {[%emt 0:00:11]} 16. Nc3 {[%emt 0:05:28]} Nc6 {[%emt 0:00:06]} 17. Qxd8 {[%emt 0:01:24]} Re8 $2 {[%emt 0:03:06][%mdl 8192] [#]} (17... Rfxd8 $11 18. Nd5 a4) 18. Qe7 $2 Rxe7 $11 {[%emt 0:00:30]} 19. Nd5 {[%emt 0:02:55] Weighted Error Value: White=0.55/Black=0.06 (flawless) .  Loses game:     	---       	Black=1      Missed win:     	White=1     	---        OK:         	White=6     	Black=6      Best:        	---       	Black=1} *

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.2"]
[White "Sathvik Adiga"]
[Black "Siddharth, Jagadeesh"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2395"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,96,27,22,32,10,12,10,19,18,16,-10,0,-1,2,2,25,16,35,36,34,0,0,6,0,-4,-8,-14,0,0,0,0,9,-15,-20,-60,-60,-91,-86,-90,-79,-86,-66,-92,-90,-95,-87,-87,-87,-104,-67,-121,-89,-91,0,0,-8,-289,-286,-407,-418,-419,-372,-419,-410,-317,-191,-458,-476,-485,-435,-511,-511,-495,-492,-471,-461,-568,-552,-539,-506,-633,-664,-29968,-29969,-29949,-6031,-5130,-2712]} 1. e4 {[%emt 0:00:02]} e5 {[%emt 0:00:58]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:12]} 3. Bc4 {[%emt 0:00:06]} Bc5 {[%emt 0:00:05]} 4. c3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:04]} 5. d3 {[%emt 0:00:04]} d6 {[%emt 0:00:04]} 6. O-O {[%emt 0:00:06]} a5 {[%emt 0:00:04]} 7. Re1 {[%emt 0:00:18]} O-O {[%emt 0:00:08]} 8. h3 {[%emt 0:00:02]} Be6 {[%emt 0:00:07] The position is equal.} 9. Bb5 {[%emt 0:00:04]} Ba7 {[%emt 0:00:08]} 10. Be3 {[%emt 0:00:05]} Bxe3 {[%emt 0:00:05]} 11. Rxe3 {[%emt 0:00:06]} Ne7 {[%emt 0:00:03]} 12. d4 {[%emt 0:00:56]} c6 {[%emt 0:00:06][%cal Bc7c6,Bc6c5][%mdl 32]} 13. Bf1 {[%emt 0:00:19]} h6 {[%emt 0:00:06]} 14. c4 {[%emt 0:11:05]} c5 {[%emt 0:00:18]} 15. dxe5 {[%emt 0:11:51]} dxe5 {[%emt 0:00:11]} 16. Nc3 {[%emt 0:05:28]} Nc6 {[%emt 0:00:06]} 17. Qxd8 {[%emt 0:01:24]} Rfxd8 {[%emt 0:03:06]} 18. Nd5 {[%emt 0:02:25]} Nd7 {[%emt 0:00:18]} 19. Nd2 {[%emt 0:03:34]} Nd4 {[%emt 0:01:11]} 20. Rc1 {[%emt 0:02:16] Inhibits Nc2.} a4 {[%emt 0:12:02]} 21. a3 {[%emt 0:06:07]} Bxd5 {[%emt 0:02:40]} 22. cxd5 {[%emt 0:14:34]} b5 {[%emt 0:00:42]} 23. f3 {[%emt 0:04:09]} c4 {[%emt 0:04:35]} 24. Nb1 {[%emt 0:03:18][%cal Bd2b1,Bb1c3,Bc3a2,Ba2b4][%mdl 32]} Nc5 {[%emt 0:00:09] Excellent horsemanship.} 25. Nc3 {[%emt 0:02:37]} Rab8 {[%emt 0:00:52]} 26. Na2 {[%emt 0:02:35]} Rb6 {[%emt 0:00:05]} 27. Kf2 {[%emt 0:00:44]} g5 {[%emt 0:00:34][%cal Bg7g5,Bg5g4,Bg4h3][%mdl 32] Black is much more active.} 28. Nb4 {[%emt 0:01:27]} h5 $36 {[%emt 0:00:13][%mdl 2048] Black is on the roll.} 29. Rd1 {[%emt 0:04:25]} g4 {[%emt 0:07:55]} 30. Be2 {[%emt 0:05:39]} (30. fxg4 $15 hxg4 31. hxg4) 30... gxh3 {[%emt 0:05:09]} 31. g3 {[%emt 0:02:56]} Na6 {[%emt 0:08:01]} (31... Kg7 $17 32. Rh1 h4) 32. Nxa6 $11 {[%emt 0:04:13]} Rxa6 {[%emt 0:01:03]} 33. Rh1 $2 {[%emt 0:01:02][%mdl 8192] Loses the game.} (33. f4 $11) 33... Rb6 $19 {[%emt 0:02:16]} 34. f4 {[%emt 0:06:50] [#]} (34. Rd1 $142) 34... b4 $1 {[%emt 0:02:45]} 35. Rxh3 {[%emt 0:03:05]} bxa3 {[%emt 0:00:32]} 36. bxa3 {[%emt 0:00:07]} Rb2 {[%emt 0:00:05][%cal Oc4c3] And now ...c3! would win.} 37. Rh1 {[%emt 0:00:13]} f6 {[%emt 0:24:10]} 38. f5 $2 {[%emt 0:01:59] [#]} (38. fxe5 fxe5 39. Rc1) 38... c3 $1 {[%emt 0:03:52][%mdl 512]} 39. Rc1 {[%emt 0:00:12]} Rc8 {[%emt 0:00:06]} 40. d6 {[%emt 0:00:36]} c2 {[%emt 0:00:05]} 41. d7 {[%emt 0:00:24]} Rd8 {[%emt 0:00:04]} 42. Rc3 {[%emt 0:00:10]} Rxd7 {[%emt 0:00:06]} 43. Bd3 {[%emt 0:00:29]} Kg7 {[%emt 0:02:09] ...Rb3 would now be deadly.} 44. Rc8 {[%emt 0:03:31]} Ra2 {[%emt 0:04:00]} 45. Rc3 {[%emt 0:00:32]} Rb7 {[%emt 0:00:58] Strongly threatening ...Rb1.} 46. Ke3 {[%emt 0:00:32]} Rb3 {[%emt 0:00:10]} 47. Rc7+ {[%emt 0:00:04]} Kh6 {[%emt 0:00:17]} 48. Kd2 {[%emt 0:00:39]} Raxa3 {[%emt 0:00:26] Weighted Error Value: White=0.47/Black=0.12 (very precise) .  Loses game:     	White=1     	---        Mistake:       	White=3     	Black=1      Inaccurate:     	White=6     	Black=2      OK:         	White=17    	Black=15     Best:        	White=2     	Black=2      Strong:       	---       	Black=1} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.3"]
[White "Iniyan, Pa"]
[Black "Venkatesh, M.R."]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2508"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,41,43,16,16,20,22,23,25,30,50,55,120,97,124,105,157,141,132,123,322,165,170,156,197,200,322,306,669,625,700,702,692,687]} 1. d4 {[%emt 0:04:45]} Nf6 {[%emt 0:01:16]} 2. c4 {[%emt 0:00:09]} e5 {[%emt 0:00:12]} 3. dxe5 {[%emt 0:00:10]} Ng4 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:08:03]} Bc5 {[%emt 0:00:34]} 5. e3 {[%emt 0:00:11]} Nc6 {[%emt 0:00:05]} 6. Be2 {[%emt 0:01:40]} Ncxe5 {[%emt 0:00:28]} 7. Nc3 {[%emt 0:08:32]} O-O {[%emt 0:04:24]} 8. h3 {[%emt 0:02:13]} Nxf3+ {[%emt 0:00:09]} 9. gxf3 {[%emt 0:00:07]} Ne5 {[%emt 0:03:19]} 10. f4 {[%emt 0:00:13]} Nc6 {[%emt 0:00:28]} (10... Ng6 $1 $14) 11. b3 {[%emt 0:02:45]} d6 {[%emt 0:09:01]} 12. Bb2 {[%emt 0:00:19]} Bf5 {[%emt 0:21:27]} ({Better is} 12... Bb4) 13. a3 {[%emt 0:05:47]} Qh4 {[%emt 0:18:55]} 14. Nd5 {[%emt 0:01:51][%cal Oh1g1]} Rfe8 $2 {[%emt 0:09:45]} (14... Rae8 $16 15. Rg1 (15. Nxc7 $2 Bxe3 16. Rh2 Re4 $19) 15... f6) 15. Qd2 {[%emt 0:05:11]} (15. Nxc7 $2 Rxe3 16. Rg1 Rd3 17. Rxg7+ Kf8 $19) (15. Rg1 $142) 15... Re6 $18 {[%emt 0:06:24]} 16. Bf3 {[%emt 0:07:41]} (16. Nxc7 Bxe3 17. Qc3 Qxf2+ 18. Kd1 Nd4 $19) 16... Ne7 {[%emt 0:04:08] [#] and ...Nxd5 would now be decisive} 17. O-O-O $1 $40 {[%emt 0:06:30][%mdl 128] Hoping for Rdg1. White attacks with force.} (17. Nxc7 $2 {is the wrong capture.} Bxe3 (17... Rxe3+ $2 18. Be2 $19) 18. Nxe6 Bxd2+ 19. Kxd2 Bxe6 $19 (19... fxe6 $2 20. Ke2 $19) (19... Qxf2+ $2 20. Be2 $19)) 17... Bb6 {[%emt 0:10:41]} (17... Nxd5 $142 18. Bxd5 Rg6) 18. Rdg1 {[%emt 0:00:51]} Rg6 $2 {[%emt 0:01:29] [#]} (18... Bg6 19. Nxe7+ Qxe7) 19. Rg4 $1 {[%emt 0:00:30][%mdl 512]} Bxg4 {[%emt 0:02:56]} 20. hxg4 {[%emt 0:00:07]} Qxh1+ {[%emt 0:00:08]} 21. Bxh1 {[%emt 0:00:10]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.4"]
[White "Sammed Jaykumar, Shete"]
[Black "Das, Sayantan"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2379"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,60,4,1,-10,-1,0,9,0,17,0,24,0,3,8,7,0,51,17,18,22,35,23,39,40,37,15,24,11,21,11,31,11,8,10,20,0,0,0,0,0,0,0,0,0,0,0,9,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:03:39]} 2. Nf3 {[%emt 0:00:19]} g6 {[%emt 0:00:46]} 3. Nc3 {[%emt 0:00:29]} d5 {[%emt 0:03:37]} 4. Bf4 {[%emt 0:00:22]} Bg7 {[%emt 0:01:26]} 5. Nb5 {[%emt 0:00:48]} Na6 {[%emt 0:00:15]} 6. e3 {[%emt 0:00:19]} c6 {[%emt 0:07:23]} 7. Nc3 {[%emt 0:00:09]} Qa5 {[%emt 0:02:57]} 8. Bd3 {[%emt 0:04:27]} Nb4 {[%emt 0:02:44]} 9. h3 {[%emt 0:06:32]} O-O {[%emt 0:05:15][%cal Of6e4]} 10. O-O {[%emt 0:01:35]} c5 {[%emt 0:06:20]} 11. a3 {[%emt 0:18:05]} Nxd3 {[%emt 0:03:56]} 12. cxd3 {[%emt 0:00:36][%cal Ob2b4]} Bd7 {[%emt 0:06:01]} (12... cxd4 $11 13. Nxd4 Nh5) 13. dxc5 {[%emt 0:02:03]} Qxc5 {[%emt 0:00:08]} 14. Be5 {[%emt 0:00:05]} e6 {[%emt 0:11:00]} 15. Qb3 {[%emt 0:03:59]} b6 {[%emt 0:01:55]} 16. Rfc1 {[%emt 0:00:21][%cal Oc3e4]} Rfc8 {[%emt 0:01:46]} 17. Nd4 {[%emt 0:09:16]} Ne8 {[%emt 0:05:39]} 18. Bxg7 {[%emt 0:01:38]} Kxg7 {[%emt 0:00:31]} 19. Rc2 {[%emt 0:00:30]} Qa5 {[%emt 0:02:42]} 20. Qa2 {[%emt 0:07:51]} Qa6 {[%emt 0:02:31]} 21. Rd1 {[%emt 0:02:53]} Rc7 {[%emt 0:02:34]} 22. b4 {[%emt 0:02:03]} Rac8 {[%emt 0:01:10]} 23. Qb2 {[%emt 0:00:43] aiming for Ndb5.} Kg8 {[%emt 0:05:29]} 24. b5 {[%emt 0:03:57]} Qb7 $1 {[%emt 0:00:55]} 25. Rdc1 {[%emt 0:01:46]} e5 {[%emt 0:02:50]} 26. Nf3 {[%emt 0:00:59]} f6 {[%emt 0:00:16]} 27. a4 {[%emt 0:02:03]} Be6 {[%emt 0:01:42]} 28. Na2 {[%emt 0:01:10]} Rxc2 {[%emt 0:08:55]} 29. Rxc2 {[%emt 0:00:04]} Rxc2 {[%emt 0:00:11]} 30. Qxc2 {[%emt 0:00:05]} Qc7 {[%emt 0:00:15]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.5"]
[White "Shahil Dey"]
[Black "Vaz, Ethan"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "2374"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,80,34,28,0,0,0,0,0,64,70,68,72,96,91,109,-59,-14,-31,-33,-16,-26,-37,-20,-35,-33,-35,-31,-35,-39,-37,-31,-35,-34,-41,-37,-29,-35,-37,-45,-76,-72,-72,-63,-101,-99,-141,-122,-150,-136,-218,-221,-515,-509,-494,-485,-604,-604,-623,-643,-606,-573,-726,-702,-777,-769,-769,-748,-729,-716]} 1. Nf3 {[%emt 0:03:52]} Nf6 {[%emt 0:00:17]} 2. b3 {[%emt 0:00:09]} g6 {[%emt 0:00:22]} 3. Bb2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:02]} 4. g3 {[%emt 0:00:07]} O-O {[%emt 0:00:24]} 5. Bg2 {[%emt 0:00:04]} c5 {[%emt 0:00:10]} 6. c4 {[%emt 0:00:12]} d6 {[%emt 0:00:21]} 7. d4 {[%emt 0:00:22]} d5 {[%emt 0:00:32]} 8. cxd5 {[%emt 0:02:18]} Nxd5 {[%emt 0:02:21][%cal Bf6d5,Bd5b4,Bb4c2][%mdl 32]} 9. Qd2 {[%emt 0:08:52]} Nc6 {[%emt 0:01:14]} 10. O-O {[%emt 0:04:27][%cal Bh1f1,Bf1c1,Bc1c5][%mdl 32]} Qa5 {[%emt 0:46:31]} (10... cxd4 $11 11. Nxd4 Nxd4 12. Bxd4 Bxd4 (12... Nf4 13. Bxg7 Qxd2 14. Nxd2 $11) 13. Qxd4 Be6) 11. Qxa5 $14 {[%emt 0:04:42]} Nxa5 {[%emt 0:00:01]} 12. Rc1 $1 {[%emt 0:02:22]} cxd4 {[%emt 0:02:30]} 13. Rc5 $1 {[%emt 0:15:57]} (13. Bxd4 $6 Rd8 $11) 13... Nb4 {[%emt 0:10:49]} 14. Bxd4 $2 {[%emt 0:07:55]} (14. Rxa5 $16 {[%cal Of3e1] and Ne1! should not be overlooked} Nc2 15. Nbd2 Nxa1 16. Bxa1) 14... b6 {[%emt 0:03:42]} (14... Rd8 $5 15. e3 (15. Bxg7 $2 Rd1+ 16. Bf1 Kxg7 $19) 15... Nac6 $17) 15. Bxg7 {[%emt 0:02:39]} Kxg7 {[%emt 0:00:58]} 16. Rc1 {[%emt 0:08:39]} Bb7 {[%emt 0:00:51]} 17. Nbd2 {[%emt 0:04:56]} Rac8 {[%emt 0:02:56]} 18. a3 {[%emt 0:02:46]} Nc2 {[%emt 0:02:06][%cal Ob7f3]} 19. Ra2 {[%emt 0:00:07] [#]} Nd4 $1 {[%emt 0:00:06]} 20. Rxc8 {[%emt 0:00:05]} Nxf3+ {[%emt 0:00:04]} 21. Bxf3 {[%emt 0:00:08]} Rxc8 {[%emt 0:00:08]} 22. Bxb7 {[%emt 0:00:43]} Nxb7 $15 {[%emt 0:06:53][%mdl 4096] Endgame KRN-KRN} 23. a4 {[%emt 0:07:22]} Rc3 {[%emt 0:01:39]} 24. b4 {[%emt 0:01:33]} Nd6 {[%emt 0:01:39]} 25. a5 {[%emt 0:01:05]} b5 {[%emt 0:02:15]} 26. f4 {[%emt 0:04:17]} f6 {[%emt 0:03:06]} 27. Kf2 {[%emt 0:00:56]} Kf7 {[%emt 0:00:49]} 28. e4 {[%emt 0:03:05]} Nc4 {[%emt 0:04:47]} 29. a6 {[%emt 0:03:21]} Ke8 {[%emt 0:01:58]} 30. e5 {[%emt 0:01:16]} fxe5 {[%emt 0:01:10] Black is more active.} 31. fxe5 {[%emt 0:00:03]} (31. Nxc4 $17 {keeps fighting.} Rxc4 32. fxe5) 31... Nxe5 $19 {[%emt 0:00:37]} 32. Ra5 $2 {[%emt 0:00:51]} (32. Ne4 Rc4 33. Ke3) 32... Rc2 {[%emt 0:01:03]} 33. Rxb5 {[%emt 0:02:05][%cal Of2e3]} Rxd2+ {[%emt 0:00:01] KRN-KR} 34. Ke3 {[%emt 0:01:48]} Nc4+ {[%emt 0:00:04]} ({Weaker is} 34... Rxh2 35. Rxe5 Rg2 36. Kf4 $17) 35. Kf4 {[%emt 0:00:04]} Nb6 {[%emt 0:01:32][%cal Od2d5]} 36. Rc5 {[%emt 0:00:15]} Nd5+ {[%emt 0:00:40]} 37. Kg5 {[%emt 0:01:03]} Nxb4 {[%emt 0:00:25] Hoping for ...Rd5+.} 38. Rc7 {[%emt 0:00:07]} Rxh2 {[%emt 0:01:07]} 39. Rxa7 {[%emt 0:00:07]} Rh5+ {[%emt 0:00:05]} 40. Kg4 {[%emt 0:00:06]} Ra5 {[%emt 0:00:06]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.6"]
[White "Rios Gomez, Cristhian Camilo"]
[Black "Kolla Bhaavan"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2435"]
[BlackElo "1946"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,79,11,15,0,36,13,14,0,22,22,31,33,36,30,56,27,90,86,83,60,72,55,50,48,51,55,107,22,32,-37,-4,-14,0,0,0,0,0,0,8,-6,56,34,103,41,30,43,95,97,87,81,84,90,98,79,68,33,37,27,33,37,44,-18,-15,-8,-40,0,0,-65]} 1. d4 {[%emt 0:00:47]} Nf6 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:11]} d5 {[%emt 0:01:01]} 3. c4 {[%emt 0:01:05]} e6 {[%emt 0:00:06]} 4. g3 {[%emt 0:00:30]} Be7 {[%emt 0:01:11]} 5. Bg2 {[%emt 0:00:55]} O-O {[%emt 0:00:05]} 6. O-O {[%emt 0:00:14]} dxc4 {[%emt 0:02:30]} 7. Qc2 {[%emt 0:02:30]} b5 {[%emt 0:03:31]} 8. a4 {[%emt 0:00:21]} b4 {[%emt 0:00:27]} 9. Nbd2 {[%emt 0:01:58]} (9. Ne5 {looks sharper.} Qxd4 10. Nd2 b3 11. Qxc4 Qxe5 12. Bxa8 Ba6 13. Qxb3 Qxe2 14. Bf3) 9... Bb7 {[%emt 0:30:14]} 10. Nxc4 {[%emt 0:05:32]} Be4 {[%emt 0:06:08]} 11. Qb3 {[%emt 0:05:02]} Nc6 {[%emt 0:11:32]} 12. Rd1 {[%emt 0:05:41]} Bd5 {[%emt 0:12:31][%cal Oc6a5] Strongly threatening ...Na5!.} 13. a5 {[%emt 0:05:21]} Ne4 {[%emt 0:05:18]} 14. Qd3 {[%emt 0:08:29]} b3 {[%emt 0:13:44]} (14... Nc5 $1 $11 {keeps the balance.} 15. dxc5 Bxc4) 15. Nfe5 $16 {[%emt 0:10:33]} (15. Qxb3 $6 Rb8 16. Qc2 Nb4 $11) 15... Nb4 {[%emt 0:05:25]} 16. Qxb3 {[%emt 0:01:58]} Rb8 {[%emt 0:00:28]} 17. f3 {[%emt 0:03:19]} (17. Be3 $5) 17... Nd6 {[%emt 0:02:56]} 18. e4 {[%emt 0:03:45]} Bxc4 $1 {[%emt 0:01:18]} 19. Nxc4 {[%emt 0:00:11]} Nc6 {[%emt 0:00:48] Prevents Ne5.} ({Better is} 19... Qc8 $14) 20. Qc2 {[%emt 0:03:07]} (20. Qa4 $1 $16 {[%cal Ra4c6]} Rb4 21. Qxc6 Nxc4 22. a6 Nxb2 23. Bxb2 Rxb2 24. f4) 20... Nb5 $1 $11 {[%emt 0:00:34]} 21. d5 {[%emt 0:09:01]} (21. Be3 $14) 21... Ncd4 {[%emt 0:00:27]} 22. Qd3 {[%emt 0:00:08]} exd5 {[%emt 0:00:24]} 23. exd5 {[%emt 0:00:08]} Qxd5 {[%emt 0:00:36]} 24. f4 {[%emt 0:00:49]} Qh5 {[%emt 0:00:27]} 25. Re1 {[%emt 0:03:30][%cal Oe1e5] Wards off Ne2+} Bc5 {[%emt 0:00:37] ( -> ...Nf3+)} 26. Kh1 {[%emt 0:01:44]} Rfe8 {[%emt 0:00:34]} (26... Rfd8 $11) 27. Bd2 $14 {[%emt 0:00:43]} Rbd8 {[%emt 0:00:26]} (27... f6 $14) 28. Re5 {[%emt 0:05:15]} ({White should play} 28. Rxe8+ $1 $16 Rxe8 29. Re1 Rxe1+ 30. Bxe1) 28... Rxe5 {[%emt 0:00:30]} 29. Nxe5 {[%emt 0:00:05] and Qc4 would now be decisive} Qe2 {[%emt 0:00:31] [#]} (29... Bd6 $1 $14) 30. Qxe2 $1 $16 {[%emt 0:02:20]} Nxe2 {[%emt 0:00:02] [#]} 31. Be1 $1 {[%emt 0:00:01] This pair of bishops is nice.} Ned4 {[%emt 0:00:57]} 32. Rd1 {[%emt 0:00:34]} Ne6 {[%emt 0:00:30]} 33. Rxd8+ {[%emt 0:03:05]} Nxd8 {[%emt 0:00:01]} 34. b4 {[%emt 0:00:01] White is more active.} Bd4 {[%emt 0:00:49]} 35. Nc6 {[%emt 0:00:33]} Nxc6 {[%emt 0:00:26]} 36. Bxc6 {[%emt 0:00:05]} Bc3 {[%emt 0:00:42]} 37. Bxc3 {[%emt 0:00:24]} (37. Bf2 $1 $14 Nd4 38. Bd5) 37... Nxc3 $11 {[%emt 0:00:05]} 38. Kg2 {[%emt 0:00:15]} Kf8 {[%emt 0:00:51]} 39. Kf3 {[%emt 0:08:17]} Ke7 {[%emt 0:00:13]} 40. Be4 {[%emt 0:02:52]} (40. Ke3 $11) 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.7"]
[White "Mayank Chakraborty"]
[Black "Manish Anto Cristiano F"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2457"]
[BlackElo "2328"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,102,6,25,26,22,21,21,18,24,24,24,14,25,25,32,41,37,32,52,43,81,25,13,19,24,13,27,24,77,62,75,43,77,16,16,26,52,57,52,52,51,54,54,58,51,50,50,50,50,15,15,15,66,66,66,66,66,59,59,50,59,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:03]} e5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:06]} 3. Bc4 {[%emt 0:00:03]} Bc5 {[%emt 0:00:10]} 4. d3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:04]} h6 {[%emt 0:00:11]} 6. O-O {[%emt 0:00:07]} O-O {[%emt 0:00:18]} 7. h3 {[%emt 0:00:06]} d6 {[%emt 0:00:32]} 8. Na4 {[%emt 0:00:05]} Bb6 {[%emt 0:00:26]} 9. a3 {[%emt 0:00:16]} Be6 {[%emt 0:01:35]} 10. Bxe6 {[%emt 0:01:25]} fxe6 {[%emt 0:00:08]} 11. b4 {[%emt 0:01:09]} Qe8 {[%emt 0:01:29]} 12. c3 {[%emt 0:03:01]} Nh5 {[%emt 0:07:50]} 13. Ra2 {[%emt 0:04:30]} Rd8 {[%emt 0:05:51]} 14. Rd2 {[%emt 0:13:56]} Rf6 {[%emt 0:09:55]} (14... Qg6 15. Rb2 Nf4 16. Bxf4 Rxf4 17. Nd2 Rdf8) 15. Kh2 {[%emt 0:08:05]} Qf7 {[%emt 0:01:56]} 16. Nxb6 {[%emt 0:02:41]} axb6 {[%emt 0:00:07]} 17. d4 {[%emt 0:01:14]} exd4 {[%emt 0:03:30]} 18. cxd4 {[%emt 0:00:17]} Rf8 {[%emt 0:04:32] [#]} 19. Rd3 {[%emt 0:09:09]} (19. b5 $1 $16 {[%cal Rb5c6]} Na5 20. Rc2) 19... Nf4 $11 {[%emt 0:01:54]} 20. Bxf4 {[%emt 0:03:18]} Rxf4 {[%emt 0:00:06]} 21. Re1 {[%emt 0:00:36]} Ne7 {[%emt 0:08:44]} 22. b5 {[%emt 0:04:43]} Kh8 {[%emt 0:09:26]} (22... d5 $11) 23. Rc3 $16 {[%emt 0:03:51]} c6 {[%emt 0:03:01]} 24. a4 {[%emt 0:01:00]} Qh5 {[%emt 0:07:08]} 25. Qb3 {[%emt 0:07:50]} ({Better is} 25. Rb3 $16) 25... d5 $11 {[%emt 0:02:12]} 26. bxc6 {[%emt 0:05:12]} (26. Ne5 Rxf2 27. Rg3 Rf1 28. Rxf1 Rxf1 29. Rg4) 26... Nxc6 {[%emt 0:05:24]} 27. exd5 {[%emt 0:02:24]} (27. Qxb6 dxe4 28. Nd2 Qd5 $11 (28... Rxf2 29. Nxe4 R2f4 30. Rg3 $14)) (27. Rce3 {looks sharper.} Na5 28. Qc2 Nc4 29. Rc3) 27... Qxd5 {[%emt 0:00:20]} 28. Rxe6 {[%emt 0:10:01]} ({Of course not} 28. Qxb6 Rxf3 (28... Nxd4 29. Ne5 $16) 29. Rxf3 Rxf3 30. gxf3 Nxd4 $11) 28... Qxb3 {[%emt 0:00:30]} 29. Rxb3 {[%emt 0:00:02]} Nxd4 {[%emt 0:00:10]} 30. Nxd4 {[%emt 0:00:13]} ({Worse is} 30. Rexb6 Nxb3 (30... Nxf3+ 31. Rxf3 Rxf3 32. gxf3 $11) 31. Rxb3 Rxa4 32. Rxb7 Ra2 $17) 30... Rxd4 {[%emt 0:00:11]} 31. f3 {[%emt 0:00:15]} Rxa4 {[%emt 0:00:24]} 32. Rexb6 {[%emt 0:00:08]} Rf7 {[%emt 0:00:10]} 33. g4 {[%emt 0:01:00]} Raf4 {[%emt 0:00:43]} 34. Kg3 {[%emt 0:00:41]} R4f6 {[%emt 0:00:14]} (34... h5 $11) 35. Rxf6 $14 {[%emt 0:00:40]} gxf6 {[%emt 0:00:32]} 36. Kf4 {[%emt 0:02:40]} Kg7 {[%emt 0:01:15]} 37. Kf5 {[%emt 0:01:07]} Rc7 {[%emt 0:00:54]} 38. Rb6 {[%emt 0:04:37]} Rc5+ {[%emt 0:01:37]} 39. Ke6 {[%emt 0:00:30]} (39. Kf4 $14) 39... Re5+ $11 {[%emt 0:02:17]} 40. Kd6 {[%emt 0:00:31]} Re3 {[%emt 0:00:56]} 41. Rxb7+ {[%emt 0:02:23]} Kg6 {[%emt 0:04:44]} 42. f4 {[%emt 0:00:07]} Rxh3 {[%emt 0:08:38]} 43. f5+ {[%emt 0:00:13]} Kg5 {[%emt 0:00:04]} 44. Rg7+ {[%emt 0:01:06]} Kf4 {[%emt 0:00:07]} 45. Ke6 {[%emt 0:00:25]} h5 {[%emt 0:00:12]} 46. gxh5 {[%emt 0:00:37]} Rxh5 {[%emt 0:00:05]} 47. Rg1 {[%emt 0:03:15]} Rh6 $1 {[%emt 0:04:16]} 48. Rg6 {[%emt 0:02:41]} Rh1 {[%emt 0:01:13]} 49. Rg2 {[%emt 0:01:34]} Ra1 {[%emt 0:01:38]} 50. Rf2+ {[%emt 0:00:07]} Kg5 {[%emt 0:00:06]} 51. Rg2+ {[%emt 0:00:06]} Kf4 {[%emt 0:00:05]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.8"]
[White "Deepan Chakkravarthy J."]
[Black "Adireddy Arjun"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2413"]
[BlackElo "2326"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,94,11,19,-11,0,4,4,0,0,0,0,0,0,-21,-17,-9,0,-63,-63,-65,-65,-70,0,-97,-112,-85,-84,-187,-193,-378,-359,-362,-252,-255,-243,-326,-241,-311,-235,-218,-77,-75,-91,-91,-105,-131,-131,-131,-148,-175,-123,-103,-96,-101,-119,-133,-50,-46,-46,-33,-36,-80,-80,-90,-55,-53,-60,-46,0,0,0,-9,0,-73,0]} 1. d4 {[%emt 0:00:13]} Nf6 {[%emt 0:00:33]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:04]} 3. Nf3 {[%emt 0:01:27]} d5 {[%emt 0:00:06]} 4. Nc3 {[%emt 0:00:13]} dxc4 {[%emt 0:00:04]} 5. e3 {[%emt 0:00:21]} a6 {[%emt 0:00:05]} 6. a4 {[%emt 0:04:40]} c5 {[%emt 0:01:53]} 7. Bxc4 {[%emt 0:00:06]} Be7 {[%emt 0:01:40]} 8. O-O {[%emt 0:00:07]} O-O {[%emt 0:00:07]} 9. Qe2 {[%emt 0:12:43]} Nc6 {[%emt 0:02:03]} 10. Rd1 {[%emt 0:00:15]} Qc7 {[%emt 0:04:48]} 11. dxc5 {[%emt 0:11:07]} Bxc5 {[%emt 0:00:41]} 12. h3 {[%emt 0:00:06]} Ne5 {[%emt 0:17:59]} 13. Nxe5 {[%emt 0:08:44]} Qxe5 {[%emt 0:00:09]} 14. Rb1 {[%emt 0:00:06][%cal Ob2b4] The position is equal.} Bd7 {[%emt 0:03:21]} 15. b4 {[%emt 0:11:20]} Bxb4 {[%emt 0:09:00]} (15... Qxc3 $2 16. Bb2 $18) 16. Rxb4 {[%emt 0:00:02]} Qxc3 $40 {[%emt 0:00:11][%mdl 128] Black has some attack.} 17. Rb3 {[%emt 0:21:23]} Qa5 {[%emt 0:00:30]} 18. Rxb7 {[%emt 0:00:14]} Bxa4 {[%emt 0:00:48]} 19. Rd6 {[%emt 0:01:38]} (19. Qa2 $11) 19... Qc5 $1 $15 {[%emt 0:07:46]} 20. Rd4 {[%emt 0:00:02] [#]} Bb5 $1 {[%emt 0:05:19]} 21. Bb2 {[%emt 0:05:41][%cal Rc4b5]} (21. Bxb5 Qxc1+) 21... Qc6 {[%emt 0:21:09]} (21... e5 $15 22. Rh4 Rab8 23. Rxb8 (23. Bxf7+ $2 Kh8 $19) 23... Rxb8) 22. Rg4 {[%emt 0:05:12]} g6 $17 {[%emt 0:16:32]} (22... Qxb7 23. Rxg7+ Kxg7 24. Qg4+ Kh6 25. Qf4+ Kh5 26. Qe5+ (26. Bxf6 Qxg2+ 27. Kxg2 Rg8+ 28. Kh2 h6) 26... Kh6 27. Qxf6+ Kh5 28. g4#) 23. Rxb5 {[%emt 0:00:05] Rb4 would now be deadly.} Nxg4 {[%emt 0:00:13]} (23... axb5 $2 24. Bxb5 $18 (24. Bxf6 bxc4 25. Rxc4 Qd5 $17) (24. Bxf6 bxc4 25. Rxc4 Qb5 $11)) 24. Rg5 {[%emt 0:02:53]} (24. Rb3 $17 {might work better.} Nh6 25. e4) 24... Nh6 $19 {[%emt 0:00:21]} 25. Qh5 $2 {[%emt 0:00:39]} (25. Ra5) 25... Nf5 {[%emt 0:02:53]} 26. Rxf5 {[%emt 0:00:10]} Qb6 {[%emt 0:02:52]} (26... gxh5 27. Rg5#) (26... exf5 27. Qh6) 27. Rxf7 {[%emt 0:05:56]} gxh5 {[%emt 0:00:06]} 28. Rg7+ {[%emt 0:00:28]} Kh8 {[%emt 0:00:01]} 29. Bc3 {[%emt 0:00:31] Strongly threatening Rg6+.} e5 {[%emt 0:03:14]} 30. Bxe5 {[%emt 0:00:08][%csl Gc4][%cal Rg7g8] [#] This pair of bishops is nice.} Qf6 $3 {[%emt 0:00:31]} 31. Bxf6 $17 {[%emt 0:03:46]} Rxf6 {[%emt 0:00:01][%mdl 4096] Endgame. KRR-KRB} 32. Rd7 {[%emt 0:00:09]} a5 {[%emt 0:00:58]} 33. Bd5 {[%emt 0:00:02] [#]} Raa6 {[%emt 0:00:30]} 34. Rd8+ {[%emt 0:05:52]} Kg7 {[%emt 0:00:01]} 35. f4 {[%emt 0:00:32]} Rf8 {[%emt 0:00:58]} (35... a4 $19 {aiming for ...a3.} 36. Rd7+ Kf8 (36... Kh6 37. Be4 $11) 37. Rxh7 a3) 36. Rd7+ {[%emt 0:00:06]} Kh8 {[%emt 0:00:18] White must now prevent ...a4.} 37. Bc4 {[%emt 0:01:24] [#]} Raa8 {[%emt 0:00:28] ...Rfd8 is the strong threat.} 38. Bd3 {[%emt 0:00:26]} Rad8 {[%emt 0:00:46]} (38... Rfd8 $17 39. Rxh7+ Kg8) 39. Rxh7+ $15 {[%emt 0:00:26]} Kg8 {[%emt 0:00:01]} 40. Bc2 {[%emt 0:00:39]} Rc8 {[%emt 0:00:37][%mdl 1024] Black has compensation.} 41. Bd3 {[%emt 0:00:29]} Rc3 {[%emt 0:00:52]} 42. Bg6 {[%emt 0:00:17]} Rc6 {[%emt 0:00:28]} 43. Be4 {[%emt 0:00:43][%cal Oh7d7]} Re6 {[%emt 0:00:30]} 44. Bc2 {[%emt 0:00:06]} Rc6 {[%emt 0:00:31]} (44... Rc8 $15 45. Bf5 Rxe3) 45. Be4 $1 $11 {[%emt 0:00:01]} Rc4 {[%emt 0:00:31]} 46. Bd3 {[%emt 0:00:01]} Rc3 {[%emt 0:00:16]} (46... Ra8 $11) 47. Bg6 $17 {[%emt 0:00:01]} Rc6 {[%emt 0:00:34] White happily takes the draw.   Weighted Error Value: White=0.22 (precise) /Black=0.23 (precise) .  Mistake:       	White=4     	Black=7      Inaccurate:     	White=1     	Black=2      OK:         	White=12    	Black=12     Best:        	White=5     	Black=8      Strong:       	White=1     	Black=1} (47... Rxe3 $17 48. f5 a4) 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.9"]
[White "Dhananjay S"]
[Black "Sanket Chakravarty"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2270"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,80,16,15,4,40,21,28,10,24,8,9,13,0,0,35,-23,-7,-6,6,-6,-17,-5,-18,-33,-43,-22,-15,-28,-18,-28,-31,-28,-32,-58,-54,-59,-44,-51,-45,-41,-52,-92,-58,-44,-55,-59,-22,-29,-26,-77,-77,-80,-72,-50,-63,-58,-69,-66,-46,-44,-3,-5,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:04:23]} 2. Nf3 {[%emt 0:00:08]} d6 {[%emt 0:00:12]} 3. d4 {[%emt 0:02:04]} cxd4 {[%emt 0:00:15]} 4. Qxd4 {[%emt 0:00:05]} Nc6 {[%emt 0:00:29]} 5. Qe3 {[%emt 0:00:06]} g6 {[%emt 0:00:21]} 6. Be2 {[%emt 0:00:09]} Bg4 {[%emt 0:00:32]} 7. O-O {[%emt 0:01:41]} Bg7 {[%emt 0:01:16]} 8. Rd1 {[%emt 0:01:37]} Qb6 {[%emt 0:05:29]} 9. Qxb6 {[%emt 0:07:16]} axb6 {[%emt 0:00:07]} 10. c3 {[%emt 0:00:26]} Nf6 {[%emt 0:02:02]} 11. Nbd2 {[%emt 0:01:20]} Nd7 {[%emt 0:00:29] [#]} 12. Nd4 {[%emt 0:27:18]} Bxe2 $11 {[%emt 0:08:07]} 13. Nxe2 {[%emt 0:00:16]} b5 {[%emt 0:04:56]} 14. a3 {[%emt 0:08:33] [#]} b4 $1 {[%emt 0:01:06]} 15. cxb4 {[%emt 0:01:40]} Nxb4 {[%emt 0:00:18]} 16. Nb3 {[%emt 0:00:07]} Nc6 {[%emt 0:05:26]} 17. Rb1 {[%emt 0:06:54]} O-O {[%emt 0:04:15]} 18. Bd2 {[%emt 0:03:29]} b5 {[%emt 0:03:21][%cal Bb7b5,Bb5b4][%mdl 32]} 19. Rdc1 {[%emt 0:09:34]} Rfc8 {[%emt 0:05:42]} 20. Rc2 {[%emt 0:07:18]} Nde5 {[%emt 0:11:03]} 21. Nc3 {[%emt 0:09:35]} Rab8 {[%emt 0:10:35]} 22. Na2 {[%emt 0:04:04]} Nd3 {[%emt 0:00:41][%cal Od3c5]} 23. Bc3 {[%emt 0:00:37]} b4 {[%emt 0:02:47]} 24. Bxg7 {[%emt 0:00:52]} Kxg7 {[%emt 0:01:49]} 25. Rd1 {[%emt 0:00:20]} Nce5 {[%emt 0:01:34]} (25... bxa3 {with more complications.} 26. Rxd3 Ne5 27. Rxc8 Rxc8 28. Rd1 axb2 29. Nd2 Nd3) 26. Rxc8 {[%emt 0:00:51]} Rxc8 {[%emt 0:00:01]} 27. Nxb4 {[%emt 0:00:42]} Nxb4 {[%emt 0:00:55]} 28. axb4 $15 {[%emt 0:00:04][%mdl 4096] Endgame KRN-KRN. White is a pawn up.} Rb8 {[%emt 0:00:10]} 29. Nd4 {[%emt 0:04:10]} (29. Rd4 $11 {keeps the balance.}) 29... Rxb4 $17 {[%emt 0:00:39][%cal Bb8b4,Bb4e4,Be4e3,Be3b3,Bb3b2][%mdl 32]} 30. b3 {[%emt 0:00:06]} Nd7 {[%emt 0:00:27]} 31. Nc6 {[%emt 0:02:38][%csl LRb4,LRe7]} Rxe4 {[%emt 0:00:51]} 32. f3 {[%emt 0:00:02]} Re3 {[%emt 0:03:36][%cal Og7f6]} 33. Kf2 $1 {[%emt 0:00:05]} Rxb3 {[%emt 0:00:04] aiming for ...Kf6.} 34. Nxe7 {[%emt 0:00:03]} Rb2+ {[%emt 0:00:06]} 35. Kf1 {[%emt 0:00:35]} Ne5 {[%emt 0:04:35]} 36. Rxd6 {[%emt 0:00:15]} Rb7 {[%emt 0:00:13]} 37. Nd5 {[%emt 0:02:33]} Rb1+ {[%emt 0:00:07]} 38. Kf2 {[%emt 0:00:05]} Rb2+ {[%emt 0:00:15]} 39. Kg3 {[%emt 0:00:14]} Rd2 {[%emt 0:00:07]} 40. Nf6 {[%emt 0:00:06] and Ne8+ would now be decisive} Rxd6 {[%emt 0:02:07]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.10"]
[White "Nguyen, Duc Hoa"]
[Black "Mayukh Majumder"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2358"]
[BlackElo "2013"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,96,20,22,25,14,29,31,25,26,23,13,16,15,11,4,10,5,25,-22,-28,-825,0,3,5,5,4,4,8,0,0,-9,0,0,0,0,11,5,6,9,7,8,6,9,8,0,3,11,76,68,82,75,84,21,21,28,25,14,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:12]} c5 {[%emt 0:00:15]} 2. Nf3 {[%emt 0:00:11]} d6 {[%emt 0:00:15]} 3. d4 {[%emt 0:00:27]} cxd4 {[%emt 0:00:09]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:10]} 5. Nc3 {[%emt 0:00:11]} Nc6 {[%emt 0:00:12]} 6. f3 {[%emt 0:02:05]} e5 {[%emt 0:00:14]} 7. Nb3 {[%emt 0:02:26]} Be6 {[%emt 0:00:06]} 8. Be3 {[%emt 0:02:16]} d5 {[%emt 0:00:08]} 9. exd5 {[%emt 0:00:12]} Nxd5 {[%emt 0:00:06]} 10. Nxd5 {[%emt 0:00:08]} Qxd5 {[%emt 0:00:05]} 11. Qxd5 {[%emt 0:00:57]} Bxd5 {[%emt 0:01:53]} 12. O-O-O {[%emt 0:00:04]} O-O-O {[%emt 0:01:16]} 13. Bb5 {[%emt 0:03:55]} a6 {[%emt 0:00:08]} 14. Bxc6 {[%emt 0:00:52]} Bxc6 {[%emt 0:00:14]} 15. Na5 {[%emt 0:01:32]} Rd6 {[%emt 0:00:57]} 16. Rd2 (16. Rxd6 $142 Bxd6 17. Nxc6 bxc6 18. Rd1) 16... Rxd2 $11 {[%emt 0:00:31]} 17. Rf1 $2 {[%emt 0:00:08][%mdl 8192] [#]} (17. Bxd2 $11 Bd5 18. Nb3) 17... Rd1+ $2 18. Rxd1 {[%emt 0:01:00]} Bb5 {[%emt 0:01:17]} 19. c4 {[%emt 0:02:18]} Be8 {[%emt 0:00:20]} 20. Bb6 {[%emt 0:07:03]} Be7 {[%emt 0:00:32] Against Rd8+} 21. Kc2 {[%emt 0:07:58]} Bd7 {[%emt 0:04:46]} 22. Kc3 {[%emt 0:00:27][%cal Oa5b7]} Be6 {[%emt 0:12:55]} 23. c5 {[%emt 0:00:43]} f5 {[%emt 0:02:12]} 24. Nc4 {[%emt 0:00:19]} Bxc4 {[%emt 0:04:24]} 25. Kxc4 {[%emt 0:00:06][%mdl 4096] Endgame KRB-KRB} Bf6 {[%emt 0:00:22]} 26. Ba5 {[%emt 0:24:45]} e4 {[%emt 0:05:31]} 27. fxe4 {[%emt 0:08:59]} fxe4 {[%emt 0:00:26]} 28. b3 {[%emt 0:01:47]} Re8 {[%emt 0:01:11]} 29. h3 {[%emt 0:03:22]} Bh4 {[%emt 0:06:33]} 30. Be1 {[%emt 0:00:05]} Bxe1 {[%emt 0:00:12]} (30... Bg5 $11) 31. Rxe1 {[%emt 0:00:04] KR-KR} Kc7 {[%emt 0:00:08] [#]} 32. Re3 $1 {[%emt 0:00:43]} Kc6 {[%emt 0:00:31]} 33. b4 {[%emt 0:00:09]} (33. a3 $16) 33... b6 $1 {[%emt 0:01:01]} 34. cxb6 {[%emt 0:00:31]} Kxb6 {[%emt 0:00:06]} 35. g4 {[%emt 0:00:57]} Rc8+ $1 {[%emt 0:02:04]} (35... a5 36. bxa5+ Kxa5 37. Kd4 $14) 36. Kd5 {[%emt 0:00:49]} Kb5 {[%emt 0:00:27]} 37. a3 {[%emt 0:01:49]} (37. Kxe4 Re8+ 38. Kf4 Rxe3 39. Kxe3 Kxb4 $19) 37... Rf8 {[%emt 0:01:01]} 38. h4 {[%emt 0:14:11][%cal Oh4h5]} Rf4 {[%emt 0:00:39]} 39. Rxe4 {[%emt 0:01:13]} Rxe4 {[%emt 0:00:07]} 40. Kxe4 {[%emt 0:00:02] KP-KP. White is a pawn up.} Ka4 {[%emt 0:00:05]} 41. Kd4 {[%emt 0:00:55] Threatens to win with Kc4.} Kxa3 {[%emt 0:00:12] K3P-K3P} 42. Kc3 {[%emt 0:00:09]} g6 {[%emt 0:06:34]} 43. Kc4 {[%emt 0:02:14]} (43. g5 $5 {[%cal Rc3c4]} Ka2 44. Kc2 $11) 43... Kb2 {[%emt 0:01:40]} 44. h5 {[%emt 0:02:58]} gxh5 {[%emt 0:01:04]} 45. gxh5 {[%emt 0:00:04]} h6 {[%emt 0:00:07]} 46. b5 {[%emt 0:00:23]} axb5+ {[%emt 0:00:04]} 47. Kxb5 {[%emt 0:00:04]} Kb3 {[%emt 0:00:10]} 48. Kc5 {[%emt 0:00:08]} Ka4 {[%emt 0:00:07]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.11"]
[White "Podolchenko, Evgeniy"]
[Black "Karthikeyan, P.."]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2346"]
[BlackElo "2286"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,91,-6,-24,0,-24,-7,-19,0,7,34,53,42,42,60,74,51,59,77,50,74,68,74,70,77,77,84,77,86,61,88,67,161,76,141,65,134,154,145,133,220,210,214,177,185,168,197,182,208,209,341,337,338,350,345,342,385,356,456,455,442,362,434,406,458,472,721,722,677,499,29978,29971,5202,2423,29980,1235,1438,1248,1364,1341]} 1. d4 {[%emt 0:01:00]} d5 {[%emt 0:02:09]} 2. c4 {[%emt 0:00:07]} e6 {[%emt 0:00:08]} 3. Nc3 {[%emt 0:00:05]} c6 {[%emt 0:00:09]} 4. e3 {[%emt 0:03:54]} Nf6 {[%emt 0:01:03]} 5. Nf3 {[%emt 0:00:25]} Nbd7 {[%emt 0:00:18]} 6. Qc2 {[%emt 0:00:07]} Bd6 {[%emt 0:03:24]} 7. Bd2 {[%emt 0:04:21]} O-O {[%emt 0:01:08]} 8. O-O-O {[%emt 0:04:10]} Bb4 {[%emt 0:04:03]} 9. Kb1 {[%emt 0:07:00][%cal Oc3d5]} a5 {[%emt 0:01:39]} 10. Rg1 {[%emt 0:06:28]} Bxc3 {[%emt 0:11:11]} 11. Bxc3 {[%emt 0:00:45]} b5 {[%emt 0:04:26]} 12. cxb5 {[%emt 0:08:13]} cxb5 {[%emt 0:01:00]} 13. Bxb5 {[%emt 0:00:09]} Ba6 {[%emt 0:03:35]} 14. Bxa6 {[%emt 0:06:37]} Rxa6 {[%emt 0:00:02]} 15. Ne5 {[%emt 0:00:37]} Qa8 {[%emt 0:04:50]} 16. f3 {[%emt 0:02:21] White has more active pieces.} Rc8 {[%emt 0:01:07]} 17. Qe2 {[%emt 0:10:34]} Nb6 {[%emt 0:20:57]} 18. Rc1 {[%emt 0:03:00]} Nfd7 {[%emt 0:00:02]} 19. Nd3 {[%emt 0:01:58]} Nc4 {[%emt 0:01:46]} 20. Ka1 {[%emt 0:04:15]} Rac6 {[%emt 0:03:15]} 21. e4 {[%emt 0:01:35]} Qa7 {[%emt 0:03:48]} 22. Rge1 {[%emt 0:02:58]} Qc7 {[%emt 0:07:31] [#]} (22... Ncb6 $14) 23. Nc5 {[%emt 0:05:28]} h6 {[%emt 0:03:37]} (23... Nxc5 $2 24. exd5 a4 (24... exd5 25. Qe8+ Rxe8 26. Rxe8#) 25. dxc6 $18) (23... Ncb6 $142) 24. b3 {[%emt 0:07:46]} ({White should try} 24. exd5 $16 exd5 25. b3) 24... Nd6 {[%emt 0:07:12]} (24... Ncb6 $14) 25. exd5 $16 {[%emt 0:02:23]} exd5 {[%emt 0:00:30]} 26. Bb2 {[%emt 0:00:38]} Nf5 {[%emt 0:05:35] [#]} (26... Nxc5 27. dxc5 Nb7 28. Qe5 (28. Be5 Qd8 $14) 28... Qxe5 29. Rxe5 (29. Bxe5 Nxc5 30. Rcd1 Na6 $15) 29... Rxc5 30. Rxc5 Rxc5 31. a4) (26... Re8 $16 27. Qd3 Rxe1 28. Rxe1 Nf8) 27. Qd3 $1 $18 {[%emt 0:03:51]} Nd6 {[%emt 0:08:57]} 28. a4 {[%emt 0:04:06]} Nf6 {[%emt 0:00:35]} 29. Rc2 {[%emt 0:02:16]} Qb6 {[%emt 0:00:22]} 30. Rec1 {[%emt 0:00:45][%cal Be1c1,Bc1c2,Bc2b2][%mdl 32]} Qa7 {[%emt 0:00:19]} 31. g4 {[%emt 0:00:56]} Re8 {[%emt 0:00:04] [#]} (31... R6c7 {was necessary.} 32. Ka2 Nh7) 32. Nd7 $1 {[%emt 0:01:41][%mdl 512]} Rxc2 {[%emt 0:01:00]} 33. Nxf6+ {[%emt 0:00:01]} gxf6 {[%emt 0:00:01]} 34. Rxc2 {[%emt 0:00:37]} (34. Qxc2 Qb6 35. Qd3 Kg7) 34... Qd7 {[%emt 0:01:10]} 35. Qd2 {[%emt 0:01:05][%csl LRa5,LRh6]} Kg7 {[%emt 0:00:00]} 36. Bc1 {[%emt 0:00:20]} (36. Qxa5 Qb7 $18) 36... Qb7 {[%emt 0:00:46]} 37. Qxh6+ {[%emt 0:01:23]} Kg8 {[%emt 0:00:01]} 38. Ka2 {[%emt 0:00:13]} ({Not} 38. Qxf6 Qxb3 39. Rb2 (39. Qg5+ Kf8 $11) 39... Qxa4+ 40. Ra2 Qc4 41. Qg5+ Kf8 42. Qh6+ Ke7 $11) 38... Rb8 {[%emt 0:00:48]} 39. Rb2 {[%emt 0:00:37][%cal Og4g5] g5! would now be deadly.} (39. Qxf6 $2 {leads to mate.} Qxb3+ 40. Ka1 Qb1#) 39... Qe7 {[%emt 0:00:52]} (39... Qc6 $142 40. h4 (40. Qxf6 Qxc1 41. Qxd6 Rxb3 $11) 40... Re8) 40. g5 {[%emt 0:00:47]} Nf5 {[%emt 0:00:10]} 41. Qh3 {[%emt 0:00:12]} Nxd4 {[%emt 0:00:59]} (41... Ng7 $18 42. Qh6 fxg5 43. Bxg5 f6 44. Bxf6 Rb6 45. Bxe7 Rxh6) 42. gxf6 {[%emt 0:00:08]} Qxf6 {[%emt 0:00:30]} 43. Qg3+ {[%emt 0:00:06]} (43. Rg2+ $142 Kf8 44. Bg5 (44. Ba3+ Rb4 $18)) 43... Kh7 {[%emt 0:00:25]} 44. Qxb8 {[%emt 0:01:02]} (44. Rg2 $142 Nf5 45. Qxb8 Ng7 46. Rg3 Qh4 47. Bb2 d4 48. Qf8 Qh6 49. Rg4 (49. Bxd4 Qxh2+ 50. Bb2 Qxg3 $18) (49. Qxf7 Kh8 50. f4 Kh7 51. h3 Kh8 52. Bxd4 Qg6 53. Qxg6 Kg8 54. Qxg7#)) 44... Nc6 {[%emt 0:00:02]} 45. Qf4 {[%emt 0:00:35]} Nb4+ {[%emt 0:00:10]} 46. Ka1 {[%emt 0:00:03]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.12"]
[White "Varun, V."]
[Black "Shyaam Nikhil P"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2173"]
[BlackElo "2449"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,75,14,33,19,34,26,32,36,37,32,32,21,20,17,20,16,17,16,4,14,45,36,39,-29,-16,-11,-14,-44,-12,-101,-92,-162,-133,-128,-82,-87,308,227,213,227,224,227,229,232,230,221,248,243,242,258,245,195,200,192,189,208,204,202,486,474,487,437,483,478,464,464]} 1. e4 {[%emt 0:00:09]} c5 {[%emt 0:02:08]} 2. Nf3 {[%emt 0:00:07]} d6 {[%emt 0:02:55]} 3. Bb5+ {[%emt 0:00:06]} Nd7 {[%emt 0:01:46]} 4. c3 {[%emt 0:00:07]} Ngf6 {[%emt 0:00:47]} 5. Qe2 {[%emt 0:01:00]} a6 {[%emt 0:01:31]} 6. Ba4 {[%emt 0:00:06][%cal Bb5a4,Ba4c2,Bc2d3][%mdl 32]} Qc7 {[%emt 0:07:08]} 7. O-O {[%emt 0:01:01]} b5 {[%emt 0:00:57][%cal Bb7b5,Bb5b4][%mdl 32]} 8. Bc2 {[%emt 0:00:07]} e5 {[%emt 0:01:02]} 9. d4 {[%emt 0:03:07]} Be7 {[%emt 0:01:27]} 10. a4 {[%emt 0:05:22]} b4 {[%emt 0:02:30]} 11. Bd3 {[%emt 0:10:48]} exd4 {[%emt 0:13:26]} 12. cxd4 {[%emt 0:04:45]} cxd4 {[%emt 0:00:32]} 13. Nxd4 {[%emt 0:01:02]} Nc5 {[%emt 0:00:23]} 14. Bf4 {[%emt 0:03:20]} O-O {[%emt 0:02:21]} 15. Nd2 {[%emt 0:03:56]} Bg4 {[%emt 0:06:31]} 16. f3 {[%emt 0:01:39]} Bd7 {[%emt 0:01:44][%cal Of6h5]} 17. a5 {[%emt 0:06:03]} (17. Rfc1 $14) 17... Nh5 $11 {[%emt 0:06:17]} 18. Be3 {[%emt 0:00:24]} d5 {[%emt 0:00:44]} 19. f4 {[%emt 0:10:41]} (19. exd5 Nf4 20. Bxf4 Qxf4 $11) 19... Nxd3 {[%emt 0:10:30]} (19... dxe4 {simplifies} 20. Bxe4 Nxe4 21. Nxe4 Nf6) 20. Qxh5 {[%emt 0:04:37]} (20. Qxd3 $11 dxe4 21. Nxe4) 20... dxe4 $17 {[%emt 0:04:19]} 21. f5 {[%emt 0:00:43]} (21. Nxe4 $17 Nxb2 22. Rfc1) 21... Qe5 {[%emt 0:02:57][%cal Oe5d5]} (21... Nxb2 22. f6 gxf6 (22... Bxf6 23. Rxf6 Qc3 24. Qg5 $14) 23. Rac1 $14) 22. Nc4 {[%emt 0:00:30][%cal Bd2c4,Bc4b6,Bb6d7,Bd7f8][%mdl 32]} Qf6 {[%emt 0:00:23]} (22... Qc5 $142 23. b3 Bb5) 23. Nb6 {[%emt 0:00:22] [#]} Qd6 $2 {[%emt 0:02:08][%mdl 8192]} 24. f6 {[%emt 0:05:31]} Bxf6 {[%emt 0:01:27]} 25. Rxf6 {[%emt 0:00:34]} Qxf6 {[%emt 0:06:14]} 26. Nxd7 {[%emt 0:00:08] Excellent horsemanship.} Qg6 {[%emt 0:00:08]} 27. Qxg6 {[%emt 0:00:32]} hxg6 {[%emt 0:00:05]} 28. Nxf8 {[%emt 0:00:05]} Kxf8 {[%emt 0:00:25]} 29. b3 {[%emt 0:03:19]} Rc8 {[%emt 0:00:12]} 30. Ra2 {[%emt 0:00:17]} Rc5 {[%emt 0:01:45]} 31. g3 {[%emt 0:10:11]} Ke7 {[%emt 0:00:17]} 32. Rc2 {[%emt 0:02:12]} Kd6 {[%emt 0:00:44] Prevents Nc6} 33. Rxc5 {[%emt 0:00:59]} Nxc5 {[%emt 0:00:05]} 34. Kf2 {[%emt 0:01:41] and Bd2 should not be overlooked} Nb7 $2 {[%emt 0:00:09]} (34... Kd5 {was necessary.} 35. Ke2 Nb7) 35. Bd2 $18 {[%emt 0:01:25]} Kd5 {[%emt 0:00:06]} 36. Ke3 {[%emt 0:00:20]} Nxa5 {[%emt 0:00:59]} 37. Bxb4 {[%emt 0:00:27]} Nb7 {[%emt 0:00:05]} 38. Bf8 {[%emt 0:00:35]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.13"]
[White "Sri Sai Baswanth P"]
[Black "Agibileg, Uurtsaikh"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2161"]
[BlackElo "2392"]
[Annotator "RC"]
[PlyCount "68"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:39]} 2. g3 {[%emt 0:00:20]} g6 {[%emt 0:00:31]} 3. d4 {[%emt 0:00:12]} Bg7 {[%emt 0:00:35]} 4. Bg2 {[%emt 0:00:08]} O-O {[%emt 0:00:34]} 5. Nf3 {[%emt 0:00:11]} d6 {[%emt 0:00:35]} 6. Nc3 {[%emt 0:00:48]} Nc6 {[%emt 0:00:22]} 7. O-O {[%emt 0:01:05]} a6 {[%emt 0:00:17]} 8. b3 {[%emt 0:00:10]} Rb8 {[%emt 0:00:09]} 9. d5 {[%emt 0:00:53]} Na5 {[%emt 0:00:10]} 10. Bg5 {[%emt 0:00:16]} c5 {[%emt 0:00:59]} 11. dxc6 {[%emt 0:00:17]} Nxc6 {[%emt 0:00:09]} 12. Rc1 {[%emt 0:00:12]} Bd7 {[%emt 0:00:10]} 13. Nd5 {[%emt 0:09:00]} Nxd5 {[%emt 0:01:55]} 14. cxd5 {[%emt 0:00:15]} Ne5 {[%emt 0:00:28]} 15. Nxe5 {[%emt 0:02:48]} Bxe5 {[%emt 0:00:08]} 16. Qd2 {[%emt 0:00:23]} Bf6 {[%emt 0:03:32]} 17. Bxf6 {[%emt 0:01:18]} exf6 {[%emt 0:00:08]} 18. Qb4 {[%emt 0:06:47]} Bb5 {[%emt 0:08:17]} 19. Bf3 {[%emt 0:05:50]} Re8 {[%emt 0:04:39]} 20. Rc2 {[%emt 0:00:45]} Re7 {[%emt 0:02:54]} 21. Rfc1 {[%emt 0:01:44]} Kg7 {[%emt 0:01:54]} 22. Qd4 {[%emt 0:08:44]} a5 {[%emt 0:01:42]} 23. Bg4 {[%emt 0:03:17]} Bd7 {[%emt 0:04:19]} 24. Bxd7 {[%emt 0:04:39]} Qxd7 {[%emt 0:01:18]} 25. Qb6 {[%emt 0:00:55]} Qd8 {[%emt 0:00:49]} 26. Qxd8 {[%emt 0:01:04]} Rxd8 {[%emt 0:00:05]} 27. e3 {[%emt 0:00:30]} f5 {[%emt 0:01:56]} 28. Rc7 {[%emt 0:02:12]} Kf6 {[%emt 0:06:59]} 29. Rxe7 {[%emt 0:10:09]} Kxe7 {[%emt 0:00:08]} 30. Rc7+ {[%emt 0:00:02]} Rd7 {[%emt 0:00:08]} 31. Rc8 {[%emt 0:00:05]} Rd8 {[%emt 0:00:14]} 32. Rc7+ {[%emt 0:00:02]} Rd7 {[%emt 0:00:09]} 33. Rc8 {[%emt 0:00:08]} Rd8 {[%emt 0:00:44]} 34. Rc7+ {[%emt 0:00:07]} Rd7 {[%emt 0:00:08]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.14"]
[White "Sarveshwaran V"]
[Black "Mrithyunjay Mahadevan"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2150"]
[BlackElo "2345"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,71,33,36,170,123,170,156,222,205,203,169,202,192,268,270,322,238,455,439,414,237,455,450,459,478,466,454,460,354,508,168,177,163,1076,1080,935,880,1922,1912,1777,1658,29985,29983,29986,29984,29990,29991,29991,29992,29992,29991,29992,29993,29996,29997,29997,29998,29998,29999]} 1. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:11]} Nc6 {[%emt 0:00:04]} 3. Bb5 {[%emt 0:00:04]} Bc5 {[%emt 0:00:05]} 4. c3 {[%emt 0:01:08]} Nf6 {[%emt 0:00:21]} 5. O-O {[%emt 0:11:12]} O-O {[%emt 0:00:10]} 6. d4 {[%emt 0:01:02]} Bb6 {[%emt 0:00:36]} 7. Bg5 {[%emt 0:07:02]} h6 {[%emt 0:06:22]} 8. Bh4 {[%emt 0:07:13]} Re8 {[%emt 0:27:52]} ({Black should play} 8... d6 $14) 9. Re1 {[%emt 0:20:27]} (9. Qc1 $18) 9... exd4 {[%emt 0:47:59]} (9... g5 $16) 10. e5 $18 {[%emt 0:04:13]} ({Not} 10. cxd4 g5 11. Bg3 Rxe4 (11... Nxe4 12. Nc3 $15) 12. Rxe4 Nxe4 $15) (10. Nxd4 Nxd4 11. cxd4 g5 $17 (11... Rxe4 $2 12. Rxe4 g5 13. Bxg5 $18)) 10... Nxe5 {[%emt 0:02:24]} (10... g5 $16) 11. Nxe5 {[%emt 0:01:07]} c6 {[%emt 0:00:14]} 12. Ba4 {[%emt 0:11:46]} g5 {[%emt 0:00:29] [#]} 13. Bg3 $1 {[%emt 0:00:43]} dxc3 {[%emt 0:02:28]} (13... d6 $142) 14. Nxc3 {[%emt 0:00:59]} d5 {[%emt 0:00:20] Against Ne4} 15. h4 {[%emt 0:03:44]} d4 $2 {[%emt 0:01:01] [#]} (15... Bf5 16. Qf3 Be6) 16. Bb3 $1 {[%emt 0:03:40]} Be6 {[%emt 0:01:58]} 17. Na4 {[%emt 0:03:42]} (17. Ne4 $142) 17... Ba5 $2 {[%emt 0:01:09]} (17... Bxb3 {keeps fighting.} 18. Qxb3 Qd5) 18. hxg5 {[%emt 0:01:07]} hxg5 {[%emt 0:00:16] [#]} 19. Bxe6 $1 {[%emt 0:00:32]} Rxe6 {[%emt 0:00:18] [#]} 20. Nc5 $1 {[%emt 0:00:13][%csl LRb7,LRe6][%cal Ba4c5,Bc5e4,Be4f6][%mdl 32]} Re7 {[%emt 0:00:23]} (20... Bxe1 21. Nxe6) 21. Re2 {[%emt 0:04:11]} Qd5 {[%emt 0:00:52]} (21... Bb6 $142 22. b4 d3) 22. Qc1 $2 {[%emt 0:01:13]} (22. Ned7 Rxd7 23. Re5 (23. Nxd7 Nxd7 24. Qd3 Rf8 $11)) 22... Nh7 {[%emt 0:00:38]} 23. Ne4 {[%emt 0:05:57][%cal Oe4f6] Strongly threatening Nf6+!.} Qb5 $2 {[%emt 0:04:59] [#]} (23... Re6) 24. Nf6+ $1 {[%emt 0:02:26][%mdl 512]} Kh8 {[%emt 0:00:02] [#]} (24... Nxf6 25. Qxg5+) 25. Ng6+ $1 {[%emt 0:00:31][%mdl 512]} fxg6 {[%emt 0:00:39]} (25... Kg7 26. Rxe7) 26. Rxe7 {[%emt 0:00:09]} Nxf6 {[%emt 0:00:03]} 27. Be5 {[%emt 0:00:08][%cal Bg3e5,Be5f6,Bf6e7,Be7d6][%mdl 32]} Bb4 {[%emt 0:00:33]} 28. Bxf6+ {[%emt 0:00:11]} Kg8 {[%emt 0:00:04][%cal Bh8g8,Bg8f7,Bf7e8,Be8d7][%mdl 32]} 29. Re5 {[%emt 0:00:23]} Qd3 {[%emt 0:00:06]} 30. Qxg5 {[%emt 0:00:08]} Rf8 {[%emt 0:00:04]} 31. Qh4 {[%emt 0:00:25]} Kf7 {[%emt 0:00:09]} 32. Be7 {[%emt 0:00:11]} g5 {[%emt 0:00:14]} 33. Qxg5 {[%emt 0:00:22]} Rg8 {[%emt 0:00:08]} 34. Qf6+ {[%emt 0:00:05]} Ke8 {[%emt 0:00:06]} 35. Bd6+ {[%emt 0:00:14]} Kd7 {[%emt 0:00:07]} 36. Qe7+ {[%emt 0:00:03]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.04"]
[Round "4.15"]
[White "Anadkat Kartavya"]
[Black "Slizhevsky, Alexander"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "2139"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,60,32,27,25,33,27,33,-10,-1,-14,-8,-12,8,-8,26,-8,0,0,0,0,0,0,0,0,0,0,0,-16,0,-4,-2,-7,-1,-1,0,-13,-16,-15,0,0,0,0,0,0,0,0,0,0,0,-1,0,-4,-4]} 1. e4 {[%emt 0:00:39]} c5 {[%emt 0:00:14]} 2. Nf3 {[%emt 0:00:05]} a6 {[%emt 0:00:07]} 3. g3 {[%emt 0:01:51]} b5 {[%emt 0:00:50]} 4. Bg2 {[%emt 0:00:20]} Bb7 {[%emt 0:00:12]} 5. d3 {[%emt 0:01:07]} e6 {[%emt 0:01:20]} 6. O-O {[%emt 0:00:05]} Be7 {[%emt 0:01:19]} 7. Re1 {[%emt 0:03:04]} d6 {[%emt 0:01:20]} 8. c3 {[%emt 0:11:38] White is slightly better.} Nf6 {[%emt 0:02:01]} 9. Nbd2 {[%emt 0:00:02]} O-O {[%emt 0:10:35]} 10. d4 {[%emt 0:05:07]} cxd4 {[%emt 0:03:13]} 11. cxd4 {[%emt 0:02:39]} Qc7 {[%emt 0:16:59]} 12. b3 {[%emt 0:03:26]} Rc8 {[%emt 0:04:16] The position is equal.} 13. Bb2 {[%emt 0:10:36]} Qc2 {[%emt 0:01:54]} 14. Qxc2 {[%emt 0:00:38]} Rxc2 {[%emt 0:00:07]} 15. Rab1 {[%emt 0:00:11]} Nbd7 {[%emt 0:02:55]} 16. Bf1 {[%emt 0:00:17]} Rac8 {[%emt 0:00:49]} 17. Bd3 {[%emt 0:00:23]} R2c7 {[%emt 0:00:49]} 18. Kf1 {[%emt 0:10:03]} Kf8 {[%emt 0:05:11]} 19. Rbc1 {[%emt 0:01:16]} Rxc1 {[%emt 0:05:04]} 20. Rxc1 {[%emt 0:00:03]} Rxc1+ {[%emt 0:01:43]} 21. Bxc1 {[%emt 0:00:02]} e5 {[%emt 0:00:58]} 22. d5 {[%emt 0:09:38]} Nc5 {[%emt 0:02:07]} 23. Ne1 {[%emt 0:00:41]} Bd8 {[%emt 0:02:46]} 24. f3 {[%emt 0:01:25]} Nfd7 {[%emt 0:07:36]} 25. Ke2 {[%emt 0:02:32]} f5 {[%emt 0:03:28]} 26. Bc2 {[%emt 0:01:22]} Nf6 {[%emt 0:07:35]} 27. b4 {[%emt 0:03:22]} Na4 {[%emt 0:03:24]} 28. Nb1 {[%emt 0:03:48] Against Nc3+} Nb6 {[%emt 0:03:28]} 29. Nc3 {[%emt 0:00:54]} Bc8 {[%emt 0:00:22]} 30. Bd3 {[%emt 0:04:22]} Kf7 {[%emt 0:03:07] Weighted Error Value: White=0.06 (flawless) /Black=0.04 (flawless) .  Inaccurate:     	White=2     	Black=1      OK:         	White=11    	Black=12} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.1"]
[White "Siddharth, Jagadeesh"]
[Black "Iniyan, Pa"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "2515"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,60,14,24,10,65,44,60,34,62,37,45,38,70,55,71,20,18,16,38,10,3,0,11,6,7,0,0,3,0,7,11,0,0,0,0,-5,-4,-6,-6,-10,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:08:07]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:09]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:04]} Nc6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:06]} Qc7 {[%emt 0:00:05]} 6. Be2 {[%emt 0:01:01]} a6 {[%emt 0:02:22]} 7. Nxc6 {[%emt 0:00:07]} Qxc6 {[%emt 0:03:06]} ({Black should try} 7... bxc6 $11 8. Qd3 d5) 8. O-O $14 {[%emt 0:00:27]} Qc7 {[%emt 0:01:18]} 9. f4 {[%emt 0:15:12]} d6 {[%emt 0:04:39]} 10. a4 {[%emt 0:00:23]} Nf6 {[%emt 0:01:11]} 11. Be3 {[%emt 0:01:12]} Be7 {[%emt 0:01:18]} 12. a5 {[%emt 0:02:18] White is more active.} Bd7 {[%emt 0:01:56]} 13. Kh1 {[%emt 0:04:15]} (13. Bb6 $16 Qb8 14. h3) 13... Bc6 $11 {[%emt 0:02:18]} 14. Bf3 {[%emt 0:00:08]} O-O {[%emt 0:01:35][%cal Od6d5]} 15. Qd2 {[%emt 0:03:53]} Rac8 {[%emt 0:12:13]} 16. Rfe1 {[%emt 0:19:15]} Rfe8 {[%emt 0:06:39]} 17. Bb6 {[%emt 0:05:08]} Qb8 {[%emt 0:00:07]} 18. Na4 {[%emt 0:00:04]} d5 {[%emt 0:25:22]} 19. e5 {[%emt 0:00:22]} Nd7 {[%emt 0:00:04]} 20. Bf2 {[%emt 0:06:11][%cal Oc2c4]} Bxa4 {[%emt 0:00:40]} 21. Rxa4 {[%emt 0:00:02][%cal Oc2c4]} b6 {[%emt 0:06:36]} 22. axb6 {[%emt 0:10:16]} Nxb6 {[%emt 0:00:05]} 23. Bxb6 {[%emt 0:00:07]} Qxb6 {[%emt 0:00:06]} 24. c3 {[%emt 0:00:07]} Rb8 {[%emt 0:01:14][%cal Bc8b8,Bb8b4,Bb4d4,Bd4e4][%mdl 32]} 25. b4 {[%emt 0:00:06] [#]} d4 $1 {[%emt 0:00:08]} 26. Qxd4 {[%emt 0:00:09]} Qxd4 {[%emt 0:00:06]} 27. cxd4 {[%emt 0:00:03]} Rxb4 {[%emt 0:00:08]} 28. Rxa6 {[%emt 0:00:07]} Rxd4 {[%emt 0:00:06]} 29. g3 {[%emt 0:00:03]} g5 {[%emt 0:00:14]} 30. Re4 {[%emt 0:00:07]} Rxe4 {[%emt 0:00:05]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.2"]
[White "Vaz, Ethan"]
[Black "Aronyak Ghosh"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2412"]
[BlackElo "2544"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,79,8,10,0,-6,-8,-4,-13,-8,-16,-4,-39,-41,-45,-42,-74,-70,-77,-70,-79,-69,-81,-69,-58,-43,-58,-47,-68,-15,-21,-9,-30,-35,-32,0,0,0,0,0,0,0,0,0,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,0,-7,0,-19,-13,-19,-22,-65,-64,-68,-68,-70,-64,-68,-45,-44]} 1. e4 {[%emt 0:00:26]} e6 {[%emt 0:03:11]} 2. d4 {[%emt 0:00:20]} d5 {[%emt 0:00:04]} 3. exd5 {[%emt 0:05:11]} exd5 {[%emt 0:00:16]} 4. Nf3 {[%emt 0:00:14]} Nc6 {[%emt 0:01:11]} 5. c3 {[%emt 0:04:03]} Bd6 {[%emt 0:00:57]} 6. Bd3 {[%emt 0:03:00]} Qe7+ {[%emt 0:07:23]} 7. Qe2 {[%emt 0:16:05]} Qxe2+ {[%emt 0:01:03]} 8. Kxe2 {[%emt 0:00:10]} Nge7 {[%emt 0:00:28]} 9. Re1 {[%emt 0:11:19]} f6 {[%emt 0:01:58]} 10. a4 {[%emt 0:08:08]} Kf7 {[%emt 0:02:07]} 11. Nbd2 {[%emt 0:08:37]} g5 {[%emt 0:03:20]} 12. Nf1 {[%emt 0:05:50]} Ng6 {[%emt 0:06:40]} 13. h3 {[%emt 0:03:47]} Nce7 {[%emt 0:02:18]} 14. Kd1 {[%emt 0:01:29]} h5 {[%emt 0:08:34]} 15. Ng1 {[%emt 0:08:17]} c6 {[%emt 0:09:12]} 16. b3 {[%emt 0:01:31]} Nf4 {[%emt 0:05:28]} 17. Bxf4 {[%emt 0:00:07]} Bxf4 {[%emt 0:01:06]} 18. Ra2 {[%emt 0:01:19]} Bd6 {[%emt 0:02:29]} (18... Bc7 {looks sharper.} 19. Nf3 Ng6 20. Rae2 Bd6) 19. Ne3 {[%emt 0:05:32]} g4 {[%emt 0:03:15]} (19... a5 $15) 20. hxg4 $11 {[%emt 0:03:45]} hxg4 {[%emt 0:01:34]} 21. Ne2 {[%emt 0:01:08]} f5 {[%emt 0:04:31]} 22. g3 {[%emt 0:00:15]} Kf6 {[%emt 0:00:35]} 23. Rf1 {[%emt 0:01:24]} Bd7 {[%emt 0:02:42]} 24. f3 {[%emt 0:01:51]} gxf3 {[%emt 0:01:03]} 25. Rxf3 {[%emt 0:00:04]} Rh1+ {[%emt 0:00:05]} 26. Kd2 {[%emt 0:01:00]} Kg5 {[%emt 0:01:41]} 27. Rc2 {[%emt 0:02:35]} Rah8 {[%emt 0:00:36]} 28. Rc1 {[%emt 0:00:38]} Rxc1 {[%emt 0:01:33]} 29. Kxc1 {[%emt 0:00:36]} Rh1+ {[%emt 0:00:49]} 30. Kd2 {[%emt 0:02:04]} a5 {[%emt 0:00:30]} 31. Rf2 {[%emt 0:03:28]} Rh3 {[%emt 0:01:41]} 32. Nf1 {[%emt 0:00:50]} Rh1 {[%emt 0:05:51]} 33. Ne3 {[%emt 0:00:35]} b5 {[%emt 0:02:42]} 34. Bc2 {[%emt 0:00:25]} Rh3 {[%emt 0:01:08]} 35. Nf1 {[%emt 0:00:52]} b4 {[%emt 0:00:26]} 36. Ng1 {[%emt 0:00:44]} Rh1 {[%emt 0:02:02]} 37. Nf3+ {[%emt 0:00:14]} Kf6 {[%emt 0:00:13]} 38. Bd3 {[%emt 0:00:48][%cal Og3g4]} bxc3+ {[%emt 0:00:39]} 39. Kxc3 {[%emt 0:00:01]} Rh8 {[%emt 0:00:51]} 40. g4 {[%emt 0:00:44]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.3"]
[White "Das, Sayantan"]
[Black "Podolchenko, Evgeniy"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2434"]
[BlackElo "2346"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,63,0,0,0,-29,20,32,63,61,49,69,53,62,61,72,70,101,73,44,88,101,132,107,171,181,180,170,168,164,239,257,851,829,1327,1327,1309,1238,1270,1291,1284,1282,1270,1262,1156,1135,29970,29971,6764,5714,2130,1555]} 1. e4 {[%emt 0:01:29]} e6 {[%emt 0:02:02]} 2. d4 {[%emt 0:00:48]} d5 {[%emt 0:00:07]} 3. e5 {[%emt 0:00:37]} c5 {[%emt 0:00:07]} 4. c3 {[%emt 0:00:04]} Qb6 {[%emt 0:00:30]} 5. Nf3 {[%emt 0:00:58]} Nc6 {[%emt 0:00:06]} 6. Be2 {[%emt 0:00:21]} cxd4 {[%emt 0:00:25]} 7. cxd4 {[%emt 0:00:06]} Nh6 {[%emt 0:00:18]} 8. Bxh6 {[%emt 0:00:31]} Qxb2 {[%emt 0:01:51]} 9. Nc3 {[%emt 0:00:43]} (9. Nbd2 $5 gxh6 10. O-O $11) 9... gxh6 {[%emt 0:13:50]} (9... Qxc3+ {is superior.} 10. Bd2 Qa3) 10. Nb5 $1 $11 {[%emt 0:02:03]} Qb4+ {[%emt 0:01:22]} 11. Kf1 {[%emt 0:00:00]} Qa5 {[%emt 0:00:22] Repels Nc7+} 12. Qc1 $1 {[%emt 0:00:27]} a6 {[%emt 0:27:20]} 13. Nd6+ {[%emt 0:00:56]} Bxd6 {[%emt 0:00:04]} 14. exd6 {[%emt 0:00:06]} Qd8 {[%emt 0:01:34]} 15. Qf4 {[%emt 0:00:21][%cal Oh2h4][%mdl 1024] White has compensation.} O-O {[%emt 0:01:31]} 16. h4 {[%emt 0:16:05][%cal Oh1h3,Bh2h4,Bh4h5][%mdl 32]} f6 {[%emt 0:01:56][%cal Oe6e5] [#]} 17. Rh3 $1 {[%emt 0:04:32] White is more active.} (17. Qxh6 Qxd6 18. Rh3 Kh8 $16) 17... Kh8 {[%emt 0:06:06][%cal Oe6e5] ...e5! would now be deadly.} 18. Rg3 $1 {[%emt 0:05:47]} Bd7 {[%emt 0:07:15]} (18... Qe8 $16) 19. Rb1 $18 {[%emt 0:05:18]} (19. Qxh6 $6 Rf7 $14) 19... b5 {[%emt 0:03:44]} 20. Rc1 {[%emt 0:05:37][%cal Oe2d3]} (20. Qxh6 $6 Rf7 $14) 20... Rc8 {[%emt 0:01:26]} 21. h5 {[%emt 0:10:38]} Rf7 {[%emt 0:04:03]} (21... Rg8 {was called for.}) 22. Nh4 $40 {[%emt 0:08:13][%mdl 128] White attacks with force.} (22. Qxh6 Qf8 23. Qd2 Qxd6 $11) 22... Rg7 $2 {[%emt 0:06:49]} (22... Nxd4 23. Rxc8 Qxc8) 23. Qxh6 {[%emt 0:09:29]} Rxg3 {[%emt 0:00:24]} 24. fxg3 {[%emt 0:00:05]} e5 {[%emt 0:08:55] [#]} 25. Rxc6 $1 {[%emt 0:04:48]} Rxc6 {[%emt 0:00:32]} (25... Kg8 26. Rxa6) 26. Ng6+ {[%emt 0:00:06]} Kg8 {[%emt 0:00:03]} 27. Ne7+ {[%emt 0:00:09]} Kf7 {[%emt 0:00:08]} 28. dxe5 {[%emt 0:01:52][%cal Bd4e5,Be5e6][%mdl 32]} Qh8 {[%emt 0:01:55]} 29. Nxc6 {[%emt 0:01:54][%cal Oh6f4] and Qf4! should not be overlooked} ({Inferior is} 29. Nxd5 fxe5 30. Qg5 Ke6 $11) 29... Bxc6 {[%emt 0:00:02]} 30. Bg4 {[%emt 0:00:29]} f5 {[%emt 0:03:17]} 31. e6+ {[%emt 0:02:46]} Ke8 {[%emt 0:00:08]} 32. d7+ {[%emt 0:00:41]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.4"]
[White "Kaustuv, Kundu"]
[Black "Varun, V."]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2409"]
[BlackElo "2173"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,71,18,12,13,19,16,9,0,7,0,0,10,12,8,-4,-7,-71,-85,-85,-85,-85,-74,-80,-22,-46,-45,-92,-86,-63,-94,-103,96,97,85,91,98,87,254,251,375,383,608,604,583,608,536,350,351,352,539,539,703,706,696,694,5002,2209]} 1. Nf3 {[%emt 0:06:28]} c5 {[%emt 0:00:14]} 2. c4 {[%emt 0:00:14]} Nc6 {[%emt 0:00:29]} 3. e3 {[%emt 0:00:41]} Nf6 {[%emt 0:01:40]} 4. Nc3 {[%emt 0:00:06]} e6 {[%emt 0:00:58]} 5. d4 {[%emt 0:00:28]} d5 {[%emt 0:00:05]} 6. cxd5 {[%emt 0:00:06]} exd5 {[%emt 0:00:59]} 7. Bb5 {[%emt 0:00:35]} cxd4 {[%emt 0:11:52]} 8. Nxd4 {[%emt 0:01:29]} Bd7 {[%emt 0:00:06]} 9. O-O {[%emt 0:00:27]} Bd6 {[%emt 0:00:57]} 10. Nf3 {[%emt 0:01:43][%cal Oe3e4]} a6 {[%emt 0:08:21]} 11. Be2 {[%emt 0:00:33][%cal Oe3e4]} Be6 {[%emt 0:00:18]} 12. b3 {[%emt 0:01:16]} O-O {[%emt 0:00:32]} 13. Bb2 {[%emt 0:00:07]} Rc8 {[%emt 0:01:30]} 14. Rc1 {[%emt 0:00:36]} Qe7 {[%emt 0:04:52]} (14... Re8 {with more complications.} 15. Na4 Ne4 16. Nd4 Bd7) 15. Rc2 {[%emt 0:10:13]} Rfd8 {[%emt 0:09:18]} 16. Qa1 {[%emt 0:03:21] [#]} (16. Rd2 $11 {keeps the balance.}) 16... d4 $1 $17 {[%emt 0:07:03]} 17. exd4 {[%emt 0:09:49]} Nb4 {[%emt 0:03:04]} 18. Rd2 {[%emt 0:03:39][%cal Od4d5]} Bf4 {[%emt 0:08:14][%mdl 1024] Black has strong compensation.} 19. Rdd1 {[%emt 0:01:26]} Bf5 {[%emt 0:00:05]} (19... Nfd5 $17 20. Bc4 Nxc3 21. Bxc3 Bxc4 22. bxc4 Rxc4) 20. Ba3 $11 {[%emt 0:19:17]} Bd6 $1 {[%emt 0:06:44]} 21. d5 {[%emt 0:03:37]} (21. Rc1 $15 {feels stronger.}) 21... Nc2 $17 {[%emt 0:02:23]} 22. Bxd6 {[%emt 0:00:09]} Rxd6 {[%emt 0:02:27]} 23. Qb2 {[%emt 0:07:31] [#]} Rxc3 $2 {[%emt 0:07:20]} 24. Qxc3 $16 {[%emt 0:00:00]} Qxe2 {[%emt 0:00:06] [#]} 25. Nh4 $1 $36 {[%emt 0:06:12][%mdl 2048] Keeping Black busy.} Bd7 {[%emt 0:01:21]} (25... Rxd5 $2 26. Rxd5 Nxd5 27. Qa5 $18) (25... Nxd5 $2 26. Qc5 (26. Nxf5 $2 Nxc3 27. Rxd6 h5 $19) (26. Qg3 Re6 $18) 26... Bd7 27. Qxd6 $18) 26. Rd2 {[%emt 0:06:19]} Qg4 $2 {[%emt 0:02:46] [#]} (26... Qe4 $16) 27. Qe5 $1 $18 {[%emt 0:02:09]} Qxh4 {[%emt 0:11:40]} (27... Ne8 {was worth a try.}) 28. Qxd6 {[%emt 0:00:37]} Nd4 {[%emt 0:00:07]} (28... Qe4 $142 29. Qc5 Ne1) 29. Qb8+ {[%emt 0:00:51]} Ne8 {[%emt 0:00:07][%cal Od4f3] Strongly threatening ...Nf3+!.} 30. Re1 {[%emt 0:01:24]} Kf8 {[%emt 0:00:01][%cal Od4f3]} 31. Rxe8+ {[%emt 0:00:49]} Bxe8 {[%emt 0:00:07]} 32. Qd6+ {[%emt 0:00:03]} (32. Qxb7 $2 {loses.} Nf3+ 33. gxf3 Qg5+ 34. Kf1 Qxd2 $19) 32... Kg8 {[%emt 0:02:48]} (32... Qe7 $142 33. Qxe7+ Kxe7 34. Rxd4 Kd6) 33. Qe5 $1 {[%emt 0:00:09][%csl LRd4,LRe8][%cal Re5e8]} Nf3+ {[%emt 0:00:16]} 34. gxf3 {[%emt 0:00:06][%cal Re5e8]} Qd8 {[%emt 0:00:07]} 35. d6 {[%emt 0:01:30][%cal Od6d7] and d7! should not be overlooked} Bd7 {[%emt 0:00:02]} 36. Qe7 {[%emt 0:00:31]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.5"]
[White "Kolla Bhaavan"]
[Black "Sammed Jaykumar, Shete"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1946"]
[BlackElo "2379"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 25,54,44,45,44,45,10,72,50,41,-12,-22,-25,-13,-34,-27,-144,-126,-111,-116,-125,0,0,0,-520,-503,-939,-897,-881,-912,-1479,-1043]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:13]} 2. Nf3 {[%emt 0:00:05]} a6 {[%emt 0:00:35]} 3. c3 {[%emt 0:05:11]} d5 {[%emt 0:01:17]} 4. exd5 {[%emt 0:01:49]} Qxd5 {[%emt 0:00:07]} 5. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:01:02]} 6. Be3 {[%emt 0:04:31]} cxd4 {[%emt 0:02:58]} 7. cxd4 {[%emt 0:03:48]} e6 {[%emt 0:00:19]} 8. Nc3 {[%emt 0:09:02]} Qd6 {[%emt 0:00:38]} 9. Bd3 {[%emt 0:03:04]} Nc6 {[%emt 0:04:41]} 10. a3 {[%emt 0:03:57]} Be7 {[%emt 0:01:31]} 11. O-O {[%emt 0:00:23]} O-O {[%emt 0:00:36]} 12. Qc2 {[%emt 0:08:30]} Bd7 {[%emt 0:06:59]} 13. Rad1 {[%emt 0:15:24]} Rac8 {[%emt 0:04:50]} 14. Rfe1 {[%emt 0:23:41]} Rfd8 {[%emt 0:11:18]} 15. h3 {[%emt 0:14:16]} (15. Ng5 {is interesting.} g6 16. Qe2 Nd5 17. Qf3) 15... Na5 {[%emt 0:06:55]} (15... b5 $11) 16. Bg5 {[%emt 0:01:50][%cal Od4d5] And now d5! would win.} h6 {[%emt 0:01:12]} 17. Bxf6 {[%emt 0:00:52]} ({White should play} 17. Bh4 $14) 17... Bxf6 $11 {[%emt 0:00:23]} 18. Qe2 {[%emt 0:00:28]} Bc6 {[%emt 0:05:50][%cal Oc6f3]} (18... Bxd4 $2 19. Nxd4 Be8 (19... Qxd4 $2 20. Bh7+ Kxh7 21. Rxd4 $18) 20. Nb3 $18) 19. Ne5 {[%emt 0:01:06]} Nb3 {[%emt 0:02:49]} (19... Qxd4 $2 {too greedy.} 20. Bh7+ Kxh7 21. Rxd4 Rxd4 22. Nxf7 $18) 20. Bc4 {[%emt 0:01:40]} (20. Nxc6 $11 {keeps the balance.} Qxc6 (20... Rxc6 21. d5 $16) 21. Be4) 20... Nxd4 $17 {[%emt 0:01:47]} 21. Rxd4 {[%emt 0:00:40]} Qxd4 {[%emt 0:00:30]} 22. Nxf7 {[%emt 0:00:30] [#]} Kxf7 {[%emt 0:01:29]} (22... Re8 $1 $17 23. Rd1 Qf4) 23. Qxe6+ $11 {[%emt 0:00:19]} Kg6 {[%emt 0:00:07]} 24. Re3 $2 {[%emt 0:00:26][%mdl 8192]} (24. Ba2 $11 Kh7 25. Bb1+ g6 (25... Kh8 $2 26. Qf5 $18) 26. Qf7+ Bg7 (26... Kh8 $2 27. Qxg6 Rc7 28. Qxh6+ Kg8 29. Ba2+ Rf7 30. Qg6+ Kh8 31. Qxf7 $18) 27. Qxg6+ Kg8 28. Qe6+ Kh8 29. Qf5) 24... Qf4 $19 {[%emt 0:03:15]} (24... Kh7 25. Bd3+ Kh8 26. Qf5 $11) 25. Bd3+ {[%emt 0:00:51] [#]} (25. g3 $142 Qf5 26. Qxf5+ Kxf5 27. Be6+ Kg6 28. Bxc8 Rxc8 29. Re1) 25... Rxd3 $1 {[%emt 0:00:15]} 26. Rxd3 {[%emt 0:00:06]} Re8 {[%emt 0:00:20]} 27. Rg3+ {[%emt 0:00:23] [#]} Qxg3 $3 {[%emt 0:00:13][%mdl 512]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.6"]
[White "Patil Priyanshu"]
[Black "Mayank Chakraborty"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2298"]
[BlackElo "2457"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,63,11,11,8,11,19,17,19,9,16,0,-8,-13,0,-20,-20,-27,0,-100,-67,-56,-58,-109,-111,-148,142,131,125,120,134,110,145,112,121,85,87,25,144,142,154,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:03]} e5 {[%emt 0:00:42]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:07]} 3. Bc4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:05]} 4. d3 {[%emt 0:00:04]} Bc5 {[%emt 0:00:04]} 5. c3 {[%emt 0:00:17]} d6 {[%emt 0:00:05]} 6. O-O {[%emt 0:00:08]} (6. b4 $5 Bb6 $8 7. Bb3 $11) 6... a5 {[%emt 0:00:04]} 7. Re1 {[%emt 0:01:10]} Ba7 {[%emt 0:00:14]} 8. Na3 {[%emt 0:04:52]} O-O {[%emt 0:00:37]} 9. Nb5 {[%emt 0:01:04]} Bb6 {[%emt 0:00:05]} 10. Bb3 {[%emt 0:07:47]} Ne7 {[%emt 0:08:16][%cal Bc6e7,Be7g6,Bg6h4,Bh4f3][%mdl 32]} 11. d4 {[%emt 0:11:35]} Ng6 {[%emt 0:02:31]} 12. dxe5 {[%emt 0:12:31]} Ng4 {[%emt 0:05:09]} 13. Re2 {[%emt 0:05:54][%cal Re5d6]} Nh4 {[%emt 0:10:16][%mdl 1024] ...Nxf3+ would now be deadly. Black has compensation.} 14. Qd3 {[%emt 0:03:07]} (14. Nbd4 $1 $11 Nxe5 15. Nxh4 Qxh4 16. Qd2) 14... a4 {[%emt 0:07:25]} (14... Nxe5 $2 15. Nxe5 dxe5 16. Qxd8 Rxd8 17. Bg5 $18) 15. Bc2 {[%emt 0:01:01][%cal Re5d6]} c6 {[%emt 0:21:25] Threatens to win with ...Nxf3+.} (15... Nxe5 16. Nxe5 dxe5 17. Qxd8 Rxd8 18. Bg5 $16) 16. Na3 {[%emt 0:10:03]} (16. Nxd6 $2 Nxf3+ 17. Qxf3 Nxe5 $19) (16. Nbd4 $15 Nxe5 17. Nxe5 dxe5 18. Nf5) 16... f5 $17 {[%emt 0:01:46]} (16... Nxe5 17. Nxe5 dxe5 18. Qxd8 Bxd8 19. Nc4 $17) (16... dxe5 17. Qxd8 Bxd8 18. Nxh4 Bxh4 19. h3 $16) 17. exd6 {[%emt 0:13:37]} (17. Qxd6 $2 Nxf3+ 18. gxf3 Qh4 19. fxg4 Qxg4+ 20. Kf1 Qf3 $19) 17... Nxf2 $2 {[%emt 0:17:16][%mdl 8192]} (17... Nxf3+ $17 18. Qxf3 fxe4 (18... Qxd6 $2 19. Bf4 $16) 19. Qxe4 Qh4) 18. Rxf2 $16 {[%emt 0:09:16]} Nxf3+ {[%emt 0:00:32]} 19. gxf3 {[%emt 0:00:14] Strongly threatening Be3.} (19. Qxf3 $2 fxe4 (19... Bxf2+ $2 20. Qxf2 fxe4 21. Qd4 $18) 20. Qxe4 Bxf2+ (20... Rxf2 21. Qxh7+ Kf7 22. Qh5+ Kg8 23. Qh7+ Kf7 24. Qh5+ Kg8 25. Qh7+ $11) 21. Kh1 Bf5 $19 (21... Qxd6 $2 22. Qxh7+ Kf7 23. Qh5+ Ke7 24. Bg5+ Kd7 25. Rd1 $18)) 19... fxe4 {[%emt 0:07:03]} 20. Qxe4 {[%emt 0:01:28]} Bf5 {[%emt 0:00:42]} 21. Qe7 {[%emt 0:01:59] Black must now prevent Be3.} (21. Qc4+ $6 Kh8 $16) 21... Bxf2+ {[%emt 0:03:46]} 22. Kxf2 {[%emt 0:00:08]} Qa5 {[%emt 0:01:22]} (22... Bxc2 23. Qxd8 (23. Nxc2 Qa5 $16) 23... Raxd8 24. Nxc2 $14) 23. d7 {[%emt 0:06:19] Against Rae8} (23. Qxb7 $2 Bxc2 24. Nxc2 Qh5 $19) (23. Qg5 $16) 23... Bxc2 {[%emt 0:00:52] Black is weak on the dark squares} (23... Bxd7 $1 $11 24. Qh4 (24. Qxd7 Qh5 $11) 24... Bf5) 24. Nxc2 {[%emt 0:01:24]} Qh5 {[%emt 0:00:27] [#] Prevents Bh6} 25. Bf4 $2 {[%emt 0:01:27]} Rxf4 $11 {[%emt 0:07:26] The position is equal.} 26. d8=Q+ {[%emt 0:00:08]} (26. d8=B Qxf3+ (26... Qxh2+ $2 27. Ke3 $19) 27. Ke1 Qf1+ (27... Re4+ $2 28. Kd2 $19) 28. Kd2 Rf2+ 29. Ke3 Qe2+ (29... Re2+ $2 30. Kd3 $19) 30. Kd4 Qg4+ (30... Qxc2 $2 31. Qe6+ Rf7 32. Bg5 $19) 31. Qe4 Rxd8+ 32. Kc5 Qxe4 33. Re1 Qd5+ (33... Qxc2 {leads to mate.} 34. Kb6 Rf7 35. Kc5 Rd5+ 36. Kb4 Rb5+ 37. Kc4 Rf4+ 38. Re4 Rxe4#) 34. Kb4 Rxc2) 26... Rxd8 {[%emt 0:00:02]} 27. Qxd8+ {[%emt 0:00:02]} Rf8 {[%emt 0:00:01]} 28. Qd3 {[%emt 0:00:45] And now Kg2 would win.} Qxh2+ {[%emt 0:00:04]} 29. Kf1 {[%emt 0:00:04]} Qh1+ {[%emt 0:01:01]} 30. Kf2 {[%emt 0:02:29]} Qh2+ {[%emt 0:00:34]} 31. Kf1 {[%emt 0:00:02]} Qh1+ {[%emt 0:01:46]} 32. Kf2 {[%emt 0:01:09] Weighted Error Value: White=0.31/Black=0.22 (precise) .  Mistake:       	White=4     	Black=2      Inaccurate:     	White=1     	Black=2      OK:         	White=3     	Black=14     Best:        	White=1     	Black=3} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.7"]
[White "Madhvendra Pratap Sharma"]
[Black "Rios Gomez, Cristhian Camilo"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2281"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,76,31,10,21,22,18,53,61,72,56,60,52,49,8,32,23,41,22,33,28,35,37,25,31,29,25,35,41,33,30,20,25,47,4,21,20,20,25,41,29,26,27,28,28,35,8,13,3,6,0,6,8,11,3,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:29]} c5 {[%emt 0:04:48]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:10]} 3. Bb5 {[%emt 0:00:10]} e6 {[%emt 0:00:09]} 4. O-O {[%emt 0:00:10]} Nge7 {[%emt 0:00:16]} 5. Re1 {[%emt 0:00:09]} Nd4 {[%emt 0:00:26]} 6. Nxd4 {[%emt 0:01:00]} cxd4 {[%emt 0:00:08]} 7. c3 {[%emt 0:00:16]} a6 {[%emt 0:00:11]} 8. Bf1 {[%emt 0:00:05]} Nc6 {[%emt 0:00:09]} 9. b4 {[%emt 0:02:38] Against Bc5} dxc3 {[%emt 0:02:54]} 10. dxc3 {[%emt 0:00:13] White is slightly better.} Be7 {[%emt 0:01:24]} 11. Bf4 {[%emt 0:10:28] White is more active.} d6 {[%emt 0:05:31]} 12. Nd2 {[%emt 0:02:47]} O-O {[%emt 0:03:31]} 13. Qb3 {[%emt 0:17:25]} Rb8 {[%emt 0:08:48]} 14. a3 {[%emt 0:08:41]} b5 {[%emt 0:10:05]} 15. c4 {[%emt 0:05:52]} e5 {[%emt 0:05:53]} 16. Be3 {[%emt 0:00:22]} Bg5 {[%emt 0:00:09]} 17. Bxg5 {[%emt 0:15:56]} Qxg5 {[%emt 0:00:09]} 18. Qe3 {[%emt 0:00:11]} Qe7 {[%emt 0:03:46]} 19. Rac1 {[%emt 0:06:46][%cal Ba1c1,Bc1c3,Bc3c4][%mdl 32] [#] Hoping for cxb5.} Nd4 {[%emt 0:05:52]} 20. Nb3 {[%emt 0:00:00]} Nxb3 {[%emt 0:05:53]} 21. Qxb3 {[%emt 0:00:00]} Be6 {[%emt 0:00:10]} 22. Qe3 {[%emt 0:07:10]} Qb7 {[%emt 0:05:20]} 23. Rc3 {[%emt 0:07:04]} bxc4 {[%emt 0:01:21]} 24. Bxc4 {[%emt 0:00:34]} Bxc4 {[%emt 0:00:08]} 25. Rxc4 {[%emt 0:00:01]} Qb5 {[%emt 0:00:15]} 26. Rec1 {[%emt 0:00:49]} a5 {[%emt 0:00:10]} 27. h3 {[%emt 0:03:14]} axb4 {[%emt 0:00:25]} 28. Rxb4 {[%emt 0:01:07]} Qa5 {[%emt 0:01:54]} 29. Rxb8 {[%emt 0:01:41]} Rxb8 $14 {[%emt 0:00:06][%mdl 4096] Endgame. KQR-KQR. The position is equal.} 30. Qb3 {[%emt 0:03:21]} Ra8 {[%emt 0:02:29]} 31. Qb7 {[%emt 0:01:28] [#] Rc8+ would kill now.} Rf8 {[%emt 0:00:17]} 32. Qb4 {[%emt 0:00:30]} Qxb4 {[%emt 0:00:17]} 33. axb4 $11 {[%emt 0:00:01] KR-KR} Rb8 {[%emt 0:00:08]} 34. Rb1 {[%emt 0:00:48]} f6 {[%emt 0:00:33]} 35. Kf1 {[%emt 0:00:34]} Kf7 {[%emt 0:00:05]} 36. Ke2 {[%emt 0:00:15]} Ke6 {[%emt 0:00:06]} 37. Kd3 {[%emt 0:00:29]} d5 {[%emt 0:00:06]} 38. exd5+ {[%emt 0:01:26]} Kxd5 {[%emt 0:00:08] Weighted Error Value: White=0.08 (flawless) /Black=0.06 (flawless) .  Inaccurate:     	White=3     	Black=1      OK:         	White=7     	Black=16     Best:        	---       	Black=1} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.8"]
[White "Dhananjay S"]
[Black "Deepan Chakkravarthy J."]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2270"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,58,10,14,11,12,15,10,41,21,13,21,19,0,2,14,6,16,18,-16,35,17,4,-114,-117,-106,-120,-120,-111,-88,-91,-107,-103,-164,-164,-152,-156,-156,-126,-891,-864,-1756,-1713,-1732,-1731]} 1. Nf3 {[%emt 0:03:23]} d5 {[%emt 0:01:20]} 2. g3 {[%emt 0:00:58]} Nf6 {[%emt 0:03:13]} 3. Bg2 {[%emt 0:00:24]} e6 {[%emt 0:02:33]} 4. O-O {[%emt 0:00:30]} Be7 {[%emt 0:03:04]} 5. c4 {[%emt 0:00:24]} O-O {[%emt 0:00:07]} 6. b3 {[%emt 0:01:14]} b6 {[%emt 0:01:34]} 7. Bb2 {[%emt 0:04:52]} Bb7 {[%emt 0:00:08]} 8. e3 {[%emt 0:02:48]} Nbd7 {[%emt 0:00:21]} 9. Nc3 {[%emt 0:01:08]} Re8 {[%emt 0:01:54]} 10. d3 {[%emt 0:03:40]} c5 {[%emt 0:03:36]} 11. Qe2 {[%emt 0:01:56]} Rc8 {[%emt 0:08:30] The position is equal.} 12. Ne1 {[%emt 0:01:11]} Nb8 {[%emt 0:09:48]} 13. f4 {[%emt 0:00:37]} h6 {[%emt 0:12:00]} 14. g4 {[%emt 0:01:15] Threatens to win with g5.} Nh7 {[%emt 0:00:02]} 15. Rd1 {[%emt 0:02:11]} Bf6 {[%emt 0:02:29]} 16. Nf3 {[%emt 0:02:18]} Nc6 {[%emt 0:03:11] Wards off Ne5} 17. h3 {[%emt 0:04:36]} a6 {[%emt 0:05:52]} ({Black should play} 17... Nf8 $11) 18. Qf2 {[%emt 0:01:39]} d4 {[%emt 0:00:39]} (18... Rc7 {simplifies} 19. d4 cxd4 20. exd4 dxc4 21. d5 exd5 22. Nxd5 Rd7) 19. Ne4 {[%emt 0:00:52]} (19. exd4 $11 Nxd4 20. Ne4) 19... dxe3 $17 {[%emt 0:00:04]} 20. Nxf6+ {[%emt 0:42:24] [#]} Qxf6 $1 {[%emt 0:00:10][%mdl 512]} 21. Qc2 {[%emt 0:05:36]} Qxf4 {[%emt 0:22:57] Strongly threatening ...Qg3.} 22. Ne5 {[%emt 0:00:22]} Qg3 {[%emt 0:01:55]} 23. Rf3 {[%emt 0:00:24]} Qh4 {[%emt 0:03:20]} 24. Rxf7 {[%emt 0:01:08] [#]} (24. Rxe3 $17 {was worth a try.} Qe7 25. Nxc6 Bxc6 26. Bxc6 Rxc6 27. Qh2) 24... Nd4 $1 $19 {[%emt 0:01:57]} 25. Bxd4 {[%emt 0:01:41]} cxd4 {[%emt 0:00:02]} ({Wrong is} 25... Bxg2 $2 26. Ng6 (26. Bxe3 Qxh3 27. Bc1 Ng5 $11) 26... cxd4 27. Nxh4 $18) 26. Rxb7 {[%emt 0:06:42][%cal Od1f1] Hoping for Rf1!} Qg3 {[%emt 0:00:01] Dancing on a razor blade.} 27. Nf3 $2 {[%emt 0:04:09][%mdl 8192] [#]} (27. Ng6 $17 Nf8 (27... Ng5 28. Rf1 $17) 28. Ne7+ Rxe7 29. Rxe7) 27... Rf8 $1 {[%emt 0:00:05] Black is clearly winning.} 28. Qb2 {[%emt 0:01:46]} Rxf3 {[%emt 0:04:52]} 29. Qxd4 {[%emt 0:00:11]} Nf6 {[%emt 0:00:06] Weighted Error Value: White=0.75/Black=0.06 (flawless) .  Loses game:     	White=1     	---        Mistake:       	White=2     	Black=1      Inaccurate:     	White=2     	Black=1      OK:         	White=7     	Black=7      Best:        	White=2     	Black=2      Strong:       	---       	Black=2      Brilliant:      	---       	Black=1} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.9"]
[White "Arpith S Bijoy"]
[Black "Sathvik Adiga"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2234"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,128,-9,-2,-37,-31,-31,-25,-29,12,16,47,21,130,32,44,8,35,36,37,0,46,31,52,46,40,27,44,60,54,26,133,100,106,110,104,104,100,111,118,130,116,100,103,94,102,95,75,42,105,63,71,50,54,0,0,0,0,0,0,0,0,0,0,5,5,-20,-30,-20,-24,-94,-67,-70,-80,-66,-28,-93,-12,-16,0,-29,-20,-85,-91,-145,-146,-214,-214,-214,-204,-332,-325,-322,-319,-308,-293,-300,-281,-291,-284,-487,-488,-418,-311,-6079,-5585,-5173,-4132,-29950,-298,-277,0,-29968,-29972,-29993,-29994,-29994,-29995,-29995,-29996,-29997,-29998]} 1. b3 {[%emt 0:00:04]} e5 {[%emt 0:00:06]} 2. Bb2 {[%emt 0:00:07]} Nc6 {[%emt 0:00:02]} 3. c4 {[%emt 0:00:39]} d5 {[%emt 0:02:33]} 4. cxd5 {[%emt 0:00:24]} Qxd5 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:01:01]} Qe6 {[%emt 0:00:08]} 6. g3 {[%emt 0:03:04]} Bd7 $1 {[%emt 0:04:05]} 7. Bg2 {[%emt 0:00:29]} O-O-O {[%emt 0:00:35]} 8. Nf3 {[%emt 0:00:50] Black has an edge.} Nge7 {[%emt 0:15:47][%cal Bg8e7,Be7d5,Bd5b4][%mdl 32]} 9. Rc1 {[%emt 0:00:28]} f5 {[%emt 0:01:01]} 10. O-O {[%emt 0:03:30]} h6 {[%emt 0:04:24]} (10... e4 $11 11. Ng5 Qg6) 11. Na4 {[%emt 0:02:57]} (11. e4 $16) 11... e4 $1 $14 {[%emt 0:03:01]} 12. Ne1 {[%emt 0:10:04]} Be8 {[%emt 0:08:54]} 13. d3 {[%emt 0:05:58]} Nd5 {[%emt 0:05:50]} 14. Nc5 {[%emt 0:08:07]} Qf7 {[%emt 0:06:38]} (14... Bxc5 $11 {should be considered.} 15. Rxc5 b6) 15. Qc2 {[%emt 0:04:35]} (15. dxe4 Nf4 (15... Ne3 16. Qxd8+ Nxd8 17. fxe3 $11) 16. Ned3 (16. Qc2 $2 Nb4 $19) 16... Nxg2 $15) 15... Ndb4 {[%emt 0:09:38]} 16. Qb1 {[%emt 0:00:54]} b6 {[%emt 0:02:40]} 17. Na4 {[%emt 0:00:56]} (17. a3 $5 Bxc5 (17... bxc5 18. axb4 Nxb4 19. Qa1 $11) 18. axb4 Nxb4 19. Qa1 $11) 17... exd3 {[%emt 0:00:51]} 18. Nxd3 {[%emt 0:00:24]} Nxd3 {[%emt 0:00:30]} 19. exd3 {[%emt 0:00:04][%cal Be2d3,Bd3d4,Bd4d5][%mdl 32]} Nd4 {[%emt 0:02:10]} (19... Nb4 $1 $11) 20. Bxd4 {[%emt 0:02:28]} Rxd4 {[%emt 0:00:02] [#]} 21. Qb2 $1 {[%emt 0:00:17]} Qf6 {[%emt 0:14:49][%cal Oc8b8]} 22. Nc3 {[%emt 0:04:26][%cal Ba4c3,Bc3b5,Bb5d4,Bd4c6,Bc6a5][%mdl 32]} Rd8 {[%emt 0:01:05][%cal Oc8b8] [#]} (22... Rxd3 $2 23. Qe2 Qd8 24. Rcd1 (24. Nd5 Rxd5 25. Bxd5 Qxd5 $18) 24... Rxd1 25. Rxd1 $18 (25. Qa6+ Kd7 $18)) 23. d4 $1 {[%emt 0:01:46]} Bc6 {[%emt 0:02:11]} 24. Bxc6 {[%emt 0:00:04]} Qxc6 {[%emt 0:00:07]} 25. d5 {[%emt 0:00:03]} Qd7 {[%emt 0:04:18]} 26. Qe2 {[%emt 0:00:55]} Kb7 {[%emt 0:00:06] Inhibits Qa6+.} 27. Nb5 {[%emt 0:00:22] Prevents Ba3.} Rc8 {[%emt 0:01:29][%cal Oh6h5]} 28. Rfd1 {[%emt 0:02:25]} a6 {[%emt 0:04:15]} (28... Bc5 $14) 29. Nd4 {[%emt 0:10:28]} Qxd5 {[%emt 0:01:50]} 30. Nc6 {[%emt 0:00:27]} Qe4 {[%emt 0:00:21]} 31. Qf1 {[%emt 0:01:14]} (31. Nd8+ $14 Kb8 32. Qxa6) 31... Bc5 $11 {[%emt 0:01:18]} 32. Na5+ {[%emt 0:00:30]} Ka7 $1 {[%emt 0:00:39][%cal Oh8e8]} 33. b4 {[%emt 0:00:13] aiming for Re1.} Rhd8 {[%emt 0:01:06]} (33... Bxb4 $2 34. Nc6+ (34. Rc4 Bxa5 35. Rxe4 fxe4 $14) 34... Kb7 35. Rd4 Qxc6 36. Rxc6 (36. Rxb4 $2 Qe6 $19) 36... Kxc6 37. Qc4+ (37. Rxb4 Kb7 $18) 37... Kb7 38. Qxb4 $18) 34. Re1 {[%emt 0:00:26]} Qd5 {[%emt 0:01:46]} (34... Qxb4 35. Nc6+ Kb7 36. Qg2 $18 (36. Nxb4 Bxb4 37. Red1 Bd6 $18) (36. Nxd8+ Rxd8 37. Qg2+ c6 $11)) 35. Re5 {[%emt 0:00:26]} Qf3 {[%emt 0:00:04]} (35... Bxf2+ $2 36. Qxf2 Qd3 37. Nc6+ (37. Rxf5 Rd7 $18) 37... Ka8 38. Nxd8 (38. Qxf5 Qxf5 39. Rxf5 Rf8 $18) 38... Qxd8 39. Rxf5 $18) 36. bxc5 {[%emt 0:00:34]} bxa5 {[%emt 0:00:02]} 37. Re3 {[%emt 0:00:27]} (37. c6 {simplifies} Rd6 38. Rxa5 Rxc6 39. Rxf5 Rxc1 40. Rxf3 Rxf1+ 41. Kxf1 Kb6 42. Ke2) 37... Qc6 {[%emt 0:00:44]} 38. Qe1 {[%emt 0:00:40]} Re8 {[%emt 0:00:28] Prevents Re6} 39. Re7 {[%emt 0:00:20]} (39. Qxa5 Rxe3 40. fxe3 Rd8 $17) (39. Rxe8 $1 $11 {keeps the balance.} Rxe8 40. Qxa5) 39... g5 {[%emt 0:00:45]} 40. Rxe8 {[%emt 0:01:40]} Rxe8 {[%emt 0:00:05]} 41. Qxa5 $15 {[%emt 0:00:05][%mdl 4096] Endgame. KQR-KQR} f4 {[%emt 0:00:28]} 42. Qb4 {[%emt 0:00:34]} (42. Qd2 $11) 42... Qe4 {[%emt 0:00:51]} (42... h5 $17 43. Qb3 f3) 43. Qb2 {[%emt 0:00:34]} (43. Qc3 {simplifies} Qd5 44. c6 Qe5 45. Qxe5 Rxe5 46. gxf4 gxf4 47. Kg2) 43... Qc6 {[%emt 0:00:16]} (43... fxg3 {simplifies} 44. hxg3 Qe5 45. Qa3 h5) 44. Qg7 {[%emt 0:00:40]} Re2 {[%emt 0:01:09]} 45. Qf8 {[%emt 0:00:37]} (45. a3 $11) 45... h5 $17 {[%emt 0:00:35] White must now prevent ...h4. Black is more active.} (45... Rxa2 $6 46. Rb1 a5 47. Qb8+ Ka6 48. Qc8+ Ka7 49. gxf4 $11 (49. Qb8+ Ka6 $11)) 46. Qc8 {[%emt 0:07:46]} ({White should play} 46. Rb1 Re8 47. Qf7) 46... h4 $40 {[%emt 0:01:30][%mdl 128] White is in trouble.} (46... Rxa2 $6 47. Rb1 (47. Qg8 Rd2 $11) 47... a5 48. Qg8 $11 (48. Qb8+ Ka6 $11)) 47. Qh3 {[%emt 0:03:50]} (47. Rb1 $17 Re8 (47... Qxc5 48. Qb8#) 48. Qh3) 47... hxg3 $19 {[%emt 0:00:31]} (47... Rxa2 48. gxh4 gxh4 49. Qxh4 $17) 48. hxg3 {[%emt 0:00:06]} Rxa2 {[%emt 0:00:57]} 49. Qg4 {[%emt 0:00:21]} (49. Qg2 $142 Qxg2+ 50. Kxg2) 49... fxg3 {[%emt 0:00:21]} 50. Qxg3 {[%emt 0:00:06]} Ra4 {[%emt 0:00:29]} 51. Qg2 {[%emt 0:01:16]} Qe6 {[%emt 0:00:28]} 52. Kf1 {[%emt 0:00:45]} Re4 {[%emt 0:00:50] Prevents Re1.} 53. Qg3 {[%emt 0:00:30]} Qc6 {[%emt 0:00:32]} 54. Qg2 $2 {[%emt 0:04:30]} (54. Rc3 {might work better.}) 54... Qb5+ {[%emt 0:00:40]} 55. Kg1 {[%emt 0:00:15]} Qb4 {[%emt 0:00:14] Hoping for ...Rg4.} 56. Qf3 {[%emt 0:01:27]} (56. Kf1) 56... Rg4+ {[%emt 0:00:40]} 57. Kh2 {[%emt 0:00:13]} Qd4 {[%emt 0:00:21] ( -> ...Qe5+)} 58. Kh3 {[%emt 0:03:25]} Rh4+ $2 {[%emt 0:01:11]} (58... Rf4 {mates} 59. Qxf4 gxf4 (59... Qxf4 $2 60. Rf1 $19) 60. Kg2 Qd5+ 61. Kh2 Qh5+ 62. Kg2 f3+ 63. Kg3 Qg5+ 64. Kxf3 Qxc1 65. Ke4 a5 (65... Qxc5 66. f4 a5 67. f5 a4 68. f6 a3 69. f7 a2 70. f8=B Qxf8 71. Kd3 Qf5+ 72. Ke2 a1=Q 73. Kd2 Qf3 74. Kc2 Qfd1#) 66. f4 a4 (66... Qxc5 67. f5 a4 68. f6 a3 69. f7 a2 70. f8=B Qxf8 71. Ke3 a1=Q 72. Kd3 Qd1+ 73. Kc4 Qc2+ 74. Kd5 Qd6#) 67. f5 a3 (67... Qxc5 68. f6 a3 69. f7 a2 70. f8=B Qxf8 71. Ke3 a1=Q 72. Kd3 Qf5+ 73. Ke3 Qc1+ 74. Ke2 Qff1#) 68. f6 a2 (68... Qxc5 69. f7 a2 70. f8=B Qxf8 71. Kd5 a1=Q 72. Ke6 Qff6+ 73. Kd7 Qd1+ 74. Kxc7 Qdd8#) 69. f7 Qc4+ (69... a1=B $2 70. f8=Q $19) 70. Kf3 a1=Q (70... a1=B 71. f8=Q Qf1+ 72. Ke3 Qxf8 73. Ke4 Qxc5 74. Kf4 Qe5+ 75. Kf3 Bd4 76. Kg4 Qe4+ 77. Kg5 Ba1 78. Kh5 Bf6 79. Kh6 Qg2 80. Kh7 Qg7#) (70... Qxf7+ 71. Kg4 a1=Q 72. Kh4 Qg6 73. Kh3 Qh8#) 71. f8=Q Qaf1+ 72. Kg3 Qg1+ 73. Kh3 Qcg4#) 59. Kg2 {[%emt 0:00:06]} Rg4+ $2 {[%emt 0:00:26]} (59... a5 $19 60. Rd1 Rg4+ (60... Qxc5 61. Rd8 $11) 61. Kf1 Qc4+ 62. Qd3 Ka6 (62... Qxc5 $2 63. Rd2 $19)) 60. Kh3 {[%emt 0:00:02]} Rf4 {[%emt 0:00:27] Black mates.} 61. Qc6 {[%emt 0:00:08]} g4+ {[%emt 0:00:10]} (61... Qxf2 62. Qxc7+ Ka8 63. Qd8+ Ka7 64. Qb6+ (64. Qxg5 Rf3+ 65. Kg4 Rg3+ 66. Kh5 Qe2+ 67. Kh6 Qe6+ 68. Kh5 Rh3+) 64... Ka8 65. Qxa6+ Kb8 66. Rb1+) 62. Kh4 {[%emt 0:00:16] [#]} g3+ $1 {[%emt 0:00:20][%mdl 512]} 63. Kh5 {[%emt 0:00:40]} (63. Kg5 Qe5+) 63... Qe5+ {[%emt 0:00:08]} ({Stronger than} 63... Qxf2 64. Qxc7+ Ka8 65. Qd8+ Ka7 66. Qb6+ Ka8 67. Qxa6+ Kb8 68. Rb1+) 64. Kg6 {[%emt 0:00:16]} Rg4+ {[%emt 0:00:13] Weighted Error Value: White=0.41/Black=0.33.  Mistake:       	White=10    	Black=5      Inaccurate:     	White=7     	Black=4      OK:         	White=13    	Black=25     Best:        	White=5     	Black=6      Strong:       	White=1     	Black=3} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.10"]
[White "Sanket Chakravarty"]
[Black "Ratnakaran, K.."]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2374"]
[BlackElo "2225"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 24,97,64,79,129,125,134,59,37,40,52,7,11,10,13,0,0,-19,39,42,37,31,38,22,47,28,131,117,125,122,178,133,311,208,323,317,379,352,363,310,530,530,755,752,983,1000,953,394,404,286,281,0,404,481,479,396,406,0,742,723,734,722,795,624,586,419,1107,871,2666,2543,5699,2646,29980,29981,29988,29989]} 1. c4 {[%emt 0:08:49]} Nf6 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:07]} g6 {[%emt 0:00:10]} 3. d4 {[%emt 0:00:17]} Bg7 {[%emt 0:00:06]} 4. g3 {[%emt 0:00:06]} O-O {[%emt 0:00:06]} 5. Bg2 {[%emt 0:00:06]} d6 {[%emt 0:00:16]} 6. Nc3 {[%emt 0:00:16]} Nbd7 {[%emt 0:00:06]} 7. O-O {[%emt 0:00:28]} e5 {[%emt 0:00:04]} 8. Qc2 {[%emt 0:00:54]} Re8 {[%emt 0:00:12]} 9. Rd1 {[%emt 0:00:22]} c6 {[%emt 0:05:01]} 10. e4 {[%emt 0:06:03]} exd4 {[%emt 0:01:02] The main line 10...exd4 scores better than 10...Qe7.} 11. Nxd4 {[%emt 0:00:29]} Ne5 {[%emt 0:00:14]} 12. c5 {[%emt 0:04:15] E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4.} d5 {[%emt 0:07:42]} (12... dxc5 13. Nf5 Ned7 14. Nxg7) 13. Bg5 $146 {[%emt 0:10:15]} ({Predecessor:} 13. exd5 Nxd5 14. Nxd5 cxd5 15. h3 Be6 16. Bf4 Rc8 17. Rac1 Qd7 18. Kh2 Nc6 19. Be3 Ne5 {0-1 Mitrabha,G (2434)-Sargsyan,S (2580) Wch U18 Mumbai 2019 (10)}) 13... Qa5 {[%emt 0:07:39]} (13... Bg4 $142) 14. exd5 $16 {[%emt 0:13:36]} Bg4 {[%emt 0:07:49]} 15. Bxf6 {[%emt 0:19:12]} (15. f3 $1 $16 {[%cal Rf3g4]} Bd7 16. Nb3) 15... Bxd1 $14 {[%emt 0:06:28]} 16. Rxd1 {[%emt 0:00:07]} Bxf6 {[%emt 0:00:03]} 17. Ne4 {[%emt 0:00:33]} (17. dxc6 Nxc6 18. Nb3 (18. Nxc6 Qxc5 19. Nxa7 Rxa7 $19) 18... Qc7 $11) 17... Bg7 {[%emt 0:01:40]} 18. Nd6 {[%emt 0:03:23]} Re7 $1 {[%emt 0:01:37]} 19. dxc6 {[%emt 0:01:03]} Nxc6 {[%emt 0:04:50]} 20. Bxc6 {[%emt 0:04:59]} (20. Nxc6 $5 bxc6 (20... Re1+ $2 21. Bf1 $19) 21. Bxc6 $11) 20... Re1+ {[%emt 0:02:05]} (20... Bxd4 $1 $11 21. Nxb7 (21. Bxb7 Rd8 $17) 21... Qb4) 21. Rxe1 $14 {[%emt 0:01:08]} Qxe1+ {[%emt 0:00:09]} 22. Kg2 {[%emt 0:00:02]} bxc6 {[%emt 0:03:52]} 23. Nxc6 {[%emt 0:00:06]} a5 {[%emt 0:05:42]} 24. Qb3 {[%emt 0:02:51]} Qe6 {[%emt 0:01:08] [#]} (24... Rf8 $11) 25. Qf3 $1 $16 {[%emt 0:00:31]} (25. Qxe6 $6 fxe6 26. b3 Bf8 $16) 25... Rf8 {[%emt 0:02:03]} (25... Qxa2 26. Ne7+ Kf8 27. b3 (27. Qxa8+ Kxe7 28. Qb7+ Kf6 $18) (27. Nxg6+ hxg6 28. Qxa8+ Ke7 $18) (27. Qxa8+ Kxe7 28. Qb7+ Kf6 $18) (27. Nxg6+ hxg6 28. Qxa8+ Ke7 $18)) 26. b3 {[%emt 0:00:50]} (26. Nxa5 $6 Bxb2 27. Qd3 Ra8 $11 (27... Qxa2 28. Nc6 $17)) 26... f5 {[%emt 0:02:42]} (26... Bb2 $16 {was worth a try.} 27. Nxa5 Ba3) 27. Nxa5 {[%emt 0:00:48]} h5 $2 {[%emt 0:09:40]} (27... f4 $16) 28. h3 {[%emt 0:00:41]} h4 {[%emt 0:02:44]} (28... f4 $142 29. gxf4 Qf6) 29. gxh4 $18 {[%emt 0:00:07]} Bf6 {[%emt 0:05:45]} 30. Nac4 {[%emt 0:05:56]} Bxh4 {[%emt 0:02:05]} 31. c6 {[%emt 0:03:02]} Qe7 $2 {[%emt 0:00:55]} (31... Bd8 32. Nb5 Qf7) 32. b4 $18 {[%emt 0:01:20]} Kh7 {[%emt 0:05:03]} 33. b5 {[%emt 0:00:40]} Rf6 {[%emt 0:03:19]} 34. Qf4 {[%emt 0:07:13]} Re6 {[%emt 0:00:13] [#]} 35. c7 {[%emt 0:01:59]} (35. Nf7 $142 $1 {c7 would now be deadly.} Qxf7 (35... g5 36. Qxf5+) 36. Qxh4+ Kg7 37. Qd4+ (37. a4 f4 $18) 37... Kh7 38. Ne5) 35... Bg5 $18 {[%emt 0:00:11]} 36. Qg3 {[%emt 0:00:20]} (36. c8=Q $2 Bxf4 37. Qb7 Bxd6 $19) 36... Bh4 {[%emt 0:00:30]} 37. Qf4 {[%emt 0:03:11]} (37. c8=Q Bxg3 38. Kxg3 Qg5+ 39. Kf3 Qh5+ 40. Kg3 Qg5+ 41. Kf3 Qh5+ 42. Kg2 Qg5+ 43. Kf1 (43. Kf3 Qh5+ $11) 43... Qc1+ 44. Kg2 Qg5+ 45. Kf3 $11) (37. c8=N Bxg3 38. Nxe7 Bxd6 39. Nxd6 Rxd6 $18) (37. Nxf5 $142 Bxg3 38. Nxe7 (38. c8=B $2 gxf5 39. Bxe6 Qxe6 $19) 38... Bxc7 39. Nd5) 37... Bg5 $1 $18 {[%emt 0:00:06]} 38. Qf3 {[%emt 0:01:10]} (38. c8=Q $2 {loses.} Bxf4 39. Qb7 Bxd6 $19) ({Less strong is} 38. Qg3 Bh4 39. Qf4 $18 (39. c8=Q Bxg3 40. fxg3 Rxd6 $11)) 38... Qxc7 {[%emt 0:01:38]} 39. b6 {[%emt 0:00:00]} Qd8 {[%emt 0:03:23]} 40. Nf7 $2 {[%emt 0:00:43]} (40. Qd5 $18 Re7 41. b7) 40... Qf6 $2 {[%emt 0:00:07][%mdl 8192]} (40... Qe7 $11 41. h4 Bf4 42. Qxf4 Qxf7) 41. b7 $18 {[%emt 0:00:07]} Re8 {[%emt 0:00:05]} 42. Ncd6 {[%emt 0:00:20]} Rb8 {[%emt 0:01:32]} 43. a4 {[%emt 0:00:01]} Bd2 {[%emt 0:01:20]} 44. Qd5 {[%emt 0:00:01]} Qc3 {[%emt 0:03:13]} (44... Bb4 $142 45. a5 Bxa5) 45. Ne5 {[%emt 0:00:18]} Qc7 {[%emt 0:01:52]} 46. Qxd2 {[%emt 0:00:21]} Rd8 {[%emt 0:00:09]} 47. Qb4 {[%emt 0:01:27]} f4 {[%emt 0:01:27]} 48. Nef7 {[%emt 0:00:20]} Rf8 {[%emt 0:01:11]} 49. Qxf4 {[%emt 0:00:18]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.11"]
[White "Aditya Varun Gampa"]
[Black "Shahil Dey"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2180"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,91,12,35,23,24,8,69,47,72,62,69,95,100,72,73,26,26,23,20,0,121,95,106,96,93,113,160,19,129,145,238,236,283,287,327,322,275,202,544,480,473,420,392,0,486,489,590,375,341,115,85,92,94,87,70,57,96,68,86,84,79,72,85,71,88,87,88,87,87,83,241,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:06:37]} c5 {[%emt 0:00:07]} 2. Nc3 {[%emt 0:00:25]} a6 {[%emt 0:00:07]} 3. Nf3 {[%emt 0:00:10]} e6 {[%emt 0:00:06]} 4. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:05]} 5. Nxd4 {[%emt 0:00:04]} d6 {[%emt 0:00:06]} 6. Be3 {[%emt 0:07:31]} Nf6 {[%emt 0:00:18]} 7. a3 {[%emt 0:00:56]} Be7 {[%emt 0:00:28]} 8. Qe2 {[%emt 0:00:11]} Qc7 {[%emt 0:02:07]} ({Black should try} 8... e5 $11 9. Nb3 Be6) 9. O-O-O {[%emt 0:03:54] White is more active.} b5 {[%emt 0:01:53]} 10. g4 {[%emt 0:04:46]} h5 {[%emt 0:03:24]} 11. g5 {[%emt 0:00:24]} Ng4 {[%emt 0:00:12]} 12. g6 {[%emt 0:00:19]} fxg6 {[%emt 0:13:02]} 13. Bh3 {[%emt 0:00:27]} ({Better is} 13. f4 $16) 13... e5 $1 $11 {[%emt 0:08:59]} 14. Nb3 {[%emt 0:03:06][%mdl 1024] White has compensation.} Qc4 {[%emt 0:13:43] Prevents Nd5} 15. Rd3 {[%emt 0:03:02]} Be6 {[%emt 0:05:41]} (15... Qf7 $1 $11) 16. Nd2 {[%emt 0:10:38]} Qc8 {[%emt 0:04:15]} 17. Nd5 {[%emt 0:01:21]} Bd8 {[%emt 0:12:05]} 18. Bb6 {[%emt 0:20:51]} (18. Nb6 Bxb6 19. Bxb6 Ke7 $11 (19... Qc6 20. Ba5 $14)) 18... Bxd5 {[%emt 0:01:28]} (18... Nd7 $142 19. Bxd8 Qxd8) 19. Bxd8 {[%emt 0:00:36]} (19. exd5 $16 {Strongly threatening Rc3.} Bxb6 20. f3) 19... Qxd8 {[%emt 0:08:14]} (19... Bf7 $11 {remains equal.} 20. Bb6 (20. Rxd6 Qc5 $15) 20... O-O) 20. exd5 $16 {[%emt 0:02:01][%cal Od2e4]} (20. Rxd5 Nf6) 20... Qh4 {[%emt 0:05:13]} (20... Nd7 $16 {was called for.}) 21. Rg3 $18 {[%emt 0:04:26]} Nf6 {[%emt 0:02:27]} 22. Qd3 {[%emt 0:06:11]} Rh6 {[%emt 0:01:38]} 23. Qc3 {[%emt 0:06:23]} (23. Rxg6 e4 24. Qg3 Qxg3 25. Rxg3 Ra7 $16) (23. Re1 Nbd7 $16) 23... Nbd7 {[%emt 0:01:11]} 24. Qc6 {[%emt 0:00:34][%csl LRa8,LRd6]} Rb8 $2 {[%emt 0:01:35]} (24... Rd8 {is tougher.} 25. Qxd6 g5) 25. Qxd6 {[%emt 0:01:15]} (25. Qxa6 Qd4 $16) (25. Bxd7+ Nxd7 26. Qxd6 g5 $18) 25... g5 {[%emt 0:03:02]} 26. Qe6+ {[%emt 0:01:45]} (26. Qxa6 g4 $18) 26... Kf8 {[%emt 0:00:15]} 27. Qd6+ {[%emt 0:00:06]} (27. Qxa6 g4 $18) 27... Ke8 {[%emt 0:00:08]} 28. Re1 {[%emt 0:03:45]} (28. Qxa6 g4 $18) 28... Rd8 {[%emt 0:10:11]} 29. Bxd7+ {[%emt 0:08:18]} Nxd7 {[%emt 0:00:07]} 30. Rxe5+ $2 {[%emt 0:00:12]} (30. Qc7 $18 {and the rest is easy.}) 30... Nxe5 $16 {[%emt 0:00:02]} 31. Qxe5+ {[%emt 0:00:06]} Kf8 {[%emt 0:00:42]} 32. Rxg5 {[%emt 0:01:10]} Rf6 {[%emt 0:00:58] Threatens to win with ...Re8.} 33. Rxh5 $40 {[%emt 0:01:20][%mdl 128] White mounts an attack.} Qxf2 {[%emt 0:00:00] ( -> ...Qg1+)} 34. b3 $1 {[%emt 0:00:58]} ({But not} 34. Rh8+ $2 Kf7 35. Qh5+ (35. Rxd8 {is a self mate.} Qg1+) (35. Qc7+ $2 Kg6 $19) 35... Ke7 $19) 34... Kg8 {[%emt 0:00:18] [#] Repels Rh8+} 35. Ne4 $1 {[%emt 0:01:04]} Qf4+ {[%emt 0:01:47]} 36. Kb2 {[%emt 0:00:11] The board is on fire.} Qxe5+ {[%emt 0:01:29]} 37. Rxe5 {[%emt 0:00:01][%mdl 4096] Endgame KRR-KRN} Rh6 {[%emt 0:00:28] [#]} 38. c4 $1 {[%emt 0:00:35]} bxc4 {[%emt 0:00:01]} 39. bxc4 {[%emt 0:00:06]} Rxh2+ {[%emt 0:01:00]} 40. Kc3 {[%emt 0:00:01]} Rh1 $2 {[%emt 0:00:21]} (40... Rh3+ $16 41. Kd4 Rxa3) 41. Re7 $2 {[%emt 0:01:38]} ({White must play} 41. c5 $18) 41... Kf8 $11 {[%emt 0:00:22]} 42. Rb7 {[%emt 0:01:24]} Rc1+ {[%emt 0:00:12]} 43. Kd3 {[%emt 0:01:05]} Rd1+ {[%emt 0:00:03]} 44. Kc3 {[%emt 0:00:52]} Rc1+ {[%emt 0:00:03]} 45. Kd3 {[%emt 0:00:08]} Rd1+ {[%emt 0:00:05]} 46. Kc3 {[%emt 0:01:20]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.12"]
[White "Venkatesh, M.R."]
[Black "Shirliyev, Allayar"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2362"]
[BlackElo "2196"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,72,8,14,0,16,5,20,6,11,16,11,17,8,15,13,18,18,11,13,1,9,0,0,0,0,0,5,-6,0,-11,0,0,0,0,0,-12,-11,-18,-14,-16,-9,-50,-25,-18,-16,-18,-19,-25,-35,-25,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:05:43]} e5 {[%emt 0:00:04]} 2. Bc4 {[%emt 0:00:14]} Nf6 {[%emt 0:00:27]} 3. d3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:26]} 4. Nf3 {[%emt 0:00:44]} Bc5 {[%emt 0:02:06]} 5. c3 {[%emt 0:02:47]} d6 {[%emt 0:00:28]} 6. Bb3 {[%emt 0:00:14]} h6 {[%emt 0:03:34]} 7. Nbd2 {[%emt 0:00:41]} a6 {[%emt 0:02:59]} 8. a4 {[%emt 0:06:40]} Ba7 {[%emt 0:01:24]} 9. Nf1 {[%emt 0:05:29]} Ng4 {[%emt 0:01:49]} 10. Ne3 {[%emt 0:01:43]} Nxe3 {[%emt 0:05:58]} 11. Bxe3 {[%emt 0:00:07]} Bxe3 {[%emt 0:00:09]} 12. fxe3 {[%emt 0:00:05]} Qe7 {[%emt 0:00:28]} 13. O-O {[%emt 0:02:07]} O-O {[%emt 0:03:40]} 14. Qe1 {[%emt 0:04:07]} Be6 {[%emt 0:00:06]} 15. Bd5 {[%emt 0:13:47]} Qd7 {[%emt 0:12:17]} 16. b4 {[%emt 0:07:25]} Bxd5 {[%emt 0:03:18]} 17. exd5 {[%emt 0:00:06]} Ne7 {[%emt 0:00:04]} 18. c4 {[%emt 0:01:44]} f5 {[%emt 0:02:46]} 19. Qc3 {[%emt 0:16:20]} Rf6 {[%emt 0:00:49]} 20. Rf2 {[%emt 0:03:52]} Raf8 {[%emt 0:04:58]} 21. b5 {[%emt 0:05:30]} g5 {[%emt 0:01:05]} 22. bxa6 {[%emt 0:02:08]} bxa6 {[%emt 0:00:05]} 23. d4 {[%emt 0:00:37]} e4 {[%emt 0:02:20]} 24. Nd2 {[%emt 0:00:05][%cal Bf3d2,Bd2c4,Bc4e5,Be5d7][%mdl 32]} Ng6 {[%emt 0:00:51]} 25. Raf1 {[%emt 0:09:15][%cal Od2e4]} R6f7 {[%emt 0:00:10]} 26. c5 {[%emt 0:01:46]} dxc5 {[%emt 0:05:35]} 27. Qxc5 {[%emt 0:00:06]} Ne7 {[%emt 0:00:06]} 28. Nc4 {[%emt 0:00:49]} Qxd5 {[%emt 0:00:19]} 29. Ne5 {[%emt 0:02:45] and Qxd5 would now be decisive} Qxc5 {[%emt 0:02:25]} 30. dxc5 {[%emt 0:00:03]} Rh7 {[%emt 0:03:47]} 31. Rd2 {[%emt 0:02:28] Prevents Rd8.} Rg7 {[%emt 0:05:30]} 32. g4 {[%emt 0:01:06]} f4 {[%emt 0:03:50]} 33. Nd7 {[%emt 0:01:57]} Rff7 {[%emt 0:00:44]} 34. Ne5 {[%emt 0:00:05]} Rf8 {[%emt 0:01:36]} 35. Nd7 {[%emt 0:00:25]} Rff7 {[%emt 0:01:52]} 36. Ne5 {[%emt 0:00:07] Prevents Nc6} Rf8 {[%emt 0:02:54]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.13"]
[White "Madhesh Kumar S"]
[Black "Nguyen, Duc Hoa"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2006"]
[BlackElo "2358"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,69,36,0,38,-10,0,0,0,0,8,0,105,95,86,72,89,118,127,120,119,60,74,80,111,79,82,77,79,77,105,106,143,128,122,0,0,-19,-20,-8,80,9,11,11,8,6,52,83,198,183,171,179,427,416,1664,1462,29991,29992]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:04:28]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:21]} 3. d4 {[%emt 0:00:09]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:08]} Qb6 {[%emt 0:00:48]} 5. Nb3 {[%emt 0:13:32]} Nf6 {[%emt 0:00:14]} 6. Nc3 {[%emt 0:00:05]} e6 {[%emt 0:00:10]} 7. Be3 {[%emt 0:03:06]} Qc7 {[%emt 0:00:10]} 8. f3 {[%emt 0:11:40]} a6 {[%emt 0:01:19]} 9. Na4 {[%emt 0:04:48]} (9. Qd2 $14 {is more appropriate.}) 9... b5 {[%emt 0:07:10]} 10. Nb6 {[%emt 0:00:12]} Rb8 {[%emt 0:00:10] The position is equal.} 11. Nxc8 {[%emt 0:00:07]} Qxc8 {[%emt 0:00:17]} 12. a4 {[%emt 0:09:57]} b4 {[%emt 0:02:09]} (12... bxa4 $11 13. Rxa4 d5) 13. Qe2 $16 {[%emt 0:03:01]} Ra8 {[%emt 0:01:21]} 14. O-O-O {[%emt 0:03:07]} Be7 {[%emt 0:00:49]} 15. g4 {[%emt 0:00:14] White is more active.} Qc7 {[%emt 0:01:07]} 16. h4 {[%emt 0:00:58]} d6 {[%emt 0:11:10][%cal Bd7d6,Bd6d5][%mdl 32]} 17. h5 {[%emt 0:02:08]} ({White should play} 17. g5 $16 Nh5 18. Qf2) 17... h6 $14 {[%emt 0:01:28]} 18. Kb1 {[%emt 0:05:56]} Na5 {[%emt 0:04:14]} 19. Rg1 {[%emt 0:03:20]} d5 {[%emt 0:08:12]} 20. g5 {[%emt 0:14:46]} hxg5 {[%emt 0:00:24]} 21. Bxg5 {[%emt 0:00:08] exd5 is the strong threat.} Nxb3 {[%emt 0:01:03]} 22. cxb3 {[%emt 0:00:10]} Rxh5 {[%emt 0:11:03]} 23. f4 {[%emt 0:02:47] Strongly threatening Bxf6.} Rxg5 {[%emt 0:10:07]} 24. Rxg5 {[%emt 0:00:38]} (24. fxg5 $16 Nxe4 25. Rh1) 24... Qxf4 $11 {[%emt 0:02:22]} 25. Rxg7 {[%emt 0:00:06] Threatens to win with exd5.} (25. Qc2 $5 Kf8 (25... Qxg5 $2 {too greedy.} 26. Qc6+ Kf8 27. Qxa8+ Ne8 28. Rc1 $18) (25... Qxe4 $2 26. Bd3 $18) 26. Rg2 $15) 25... Kf8 {[%emt 0:00:17][%cal Be8f8,Bf8e7,Be7d6][%mdl 32]} (25... Qxe4+ 26. Qxe4 Nxe4 27. Rg8+ Bf8 28. Rh8) ({Don't play} 25... Nxe4 $6 26. Rg8+ Bf8 27. Qc2 $18) 26. Rg2 {[%emt 0:01:01] Hoping for exd5.} Nxe4 {[%emt 0:02:10]} (26... Qxe4+ $11 27. Qxe4 Nxe4) 27. Qh5 {[%emt 0:04:19]} (27. Qc2 $16) 27... Bf6 {[%emt 0:00:28] Dodges Bxa6} 28. Bd3 {[%emt 0:00:14]} Ke7 {[%emt 0:03:46]} 29. Rc2 {[%emt 0:01:48]} a5 {[%emt 0:01:53]} (29... Rh8 $11 {feels stronger.} 30. Qe2 Ng3) 30. Rdc1 $1 $14 {[%emt 0:01:51]} Be5 {[%emt 0:00:39] Inhibits Rc7+.} (30... Nd6 $16 {was worth a try.}) 31. Bxe4 $18 {[%emt 0:02:49]} Qxe4 {[%emt 0:02:06] [#]} 32. Ka2 $1 {[%emt 0:00:11][%cal Oc2c7] aiming for Rc7+!} Qf4 $2 {[%emt 0:00:25]} (32... Rg8) 33. Re1 {[%emt 0:00:25]} Kd6 {[%emt 0:13:53] [#]} (33... Rh8 $142 34. Qxe5 Qxe5 35. Rxe5 Kd6) 34. Rxe5 $1 {[%emt 0:00:11][%mdl 512]} Qxe5 {[%emt 0:00:02]} (34... Qf6 35. Re1) 35. Qxf7 {[%emt 0:00:04] Weighted Error Value: White=0.16 (very precise) /Black=0.57.  Mistake:       	White=4     	Black=6      Inaccurate:     	---       	Black=3      OK:         	White=9     	Black=9      Best:        	White=3     	---        Strong:       	White=2     	---        Brilliant:      	White=1     	---} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.14"]
[White "Nitin, S.."]
[Black "Sarveshwaran V"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2338"]
[BlackElo "2150"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,88,-10,-15,-30,-11,-20,-16,-32,27,12,24,0,21,-10,-13,-34,-35,-30,-22,-19,-34,-68,-51,-49,-47,-48,-48,-47,-4,-78,-77,-102,-77,-79,-60,-151,-157,-158,-157,-143,-129,-140,-24,-18,0,0,0,-79,-85,-306,-316,-440,-503,-608,-578,-616,-603,-564,-568,-578,-562,-668,-659,-658,-629,-625,-627,-734,-732,-725,-696,-693,-670,-991,-669,-854,-654]} 1. e4 {[%emt 0:00:36]} e6 {[%emt 0:00:22]} 2. d4 {[%emt 0:00:11]} d5 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:08]} Bb4 {[%emt 0:00:09]} 4. e5 {[%emt 0:01:37]} c5 {[%emt 0:00:07]} 5. a3 {[%emt 0:01:26]} Bxc3+ {[%emt 0:00:12]} 6. bxc3 {[%emt 0:00:08]} Ne7 {[%emt 0:00:04]} 7. h4 {[%emt 0:00:40]} Qc7 {[%emt 0:00:10]} 8. h5 {[%emt 0:04:18]} h6 {[%emt 0:00:46]} 9. Bd2 {[%emt 0:02:37]} Nbc6 {[%emt 0:01:46]} 10. Qg4 {[%emt 0:02:26]} Rg8 {[%emt 0:19:53]} (10... Nf5 $15) 11. Nf3 $11 {[%emt 0:04:36]} (11. dxc5 Nxe5 (11... Qxe5+ 12. Ne2 $15) 12. Qg3 f6 $11) 11... c4 {[%emt 0:02:22]} 12. Qf4 {[%emt 0:10:37]} Bd7 {[%emt 0:01:34]} 13. g4 {[%emt 0:02:58]} O-O-O {[%emt 0:02:45]} 14. Bh3 {[%emt 0:07:29][%cal Og4g5]} (14. Qxf7 $2 Rdf8 $19) 14... Rdf8 {[%emt 0:02:16]} 15. Ke2 {[%emt 0:04:57]} Qa5 {[%emt 0:11:43]} 16. a4 {[%emt 0:06:11]} f6 {[%emt 0:04:56]} 17. exf6 {[%emt 0:06:48]} Rxf6 {[%emt 0:06:01]} 18. Qg3 $1 {[%emt 0:00:30]} Rgf8 {[%emt 0:02:15]} 19. Bg2 {[%emt 0:01:13]} R6f7 {[%emt 0:03:27][%cal Oe6e5]} 20. Rhb1 {[%emt 0:11:55]} a6 {[%emt 0:03:36][%cal Oe6e5] Against Rb5} 21. Rf1 {[%emt 0:12:47]} (21. Rb2 $11 {remains equal.}) 21... g5 $17 {[%emt 0:06:47][%cal Of7f4]} 22. Ra2 {[%emt 0:05:22]} Qc7 {[%emt 0:10:30]} 23. Qxc7+ {[%emt 0:00:05]} Kxc7 {[%emt 0:00:04]} 24. Be3 {[%emt 0:04:07] [#]} (24. Nh2 $15) 24... e5 $1 {[%emt 0:00:44][%mdl 512]} 25. Nxe5 {[%emt 0:01:43]} Nxe5 {[%emt 0:00:11]} 26. dxe5 {[%emt 0:00:02]} Bxg4+ {[%emt 0:00:09]} 27. Kd2 {[%emt 0:00:03] [#]} Nc6 {[%emt 0:01:21]} (27... Bxh5 $6 28. Rb2 $11) (27... Nf5 $1 $17 {[%cal Rf5e3] and ...Nxe3 would now be decisive} 28. Bc5 (28. Bxd5 $2 Rd8 $19) 28... Re8) 28. Bc5 {[%emt 0:03:54]} (28. Bxd5 $2 Rd7 (28... Rd8 $2 29. Kc1 $19) 29. Kc1 Rxd5 $19) 28... Rd8 {[%emt 0:02:30]} (28... Nxe5 $5 29. Rb2 Bf3 $15) 29. Bd6+ {[%emt 0:01:40] A strong pair of Bishops.} Kc8 {[%emt 0:00:06]} 30. Ke3 {[%emt 0:03:47] Against Bf3} (30. Bxd5 $2 Nxe5 31. Bxe5 Rxd5+ 32. Bd4 Bh3 $19 (32... Bxh5 $2 33. Rb2 $19)) (30. f3 $11 Be6 31. Rb2) 30... Re8 {[%emt 0:04:39] Black has more active pieces.} 31. Bxd5 $2 {[%emt 0:00:16]} (31. f3 $17 Bxh5 32. Rh1 (32. Bh3+ $2 Kd8 $19) 32... Nxe5 33. Bxe5 (33. Rxh5 $2 {loses.} Nxf3+ 34. Kf2 Nh4+ 35. Kg1 Re1+ 36. Kh2 Re2 $19) 33... Rxe5+ 34. Kd4) 31... Nxe5 $1 $19 {[%emt 0:03:03]} 32. Bxe5 {[%emt 0:00:04]} Rf4 {[%emt 0:00:45]} ({Weaker is} 32... Rxe5+ 33. Kd4 Rfe7 34. f3 $19) 33. Bg2 {[%emt 0:01:18]} Rxe5+ {[%emt 0:00:13]} 34. Kd2 {[%emt 0:00:01]} Re2+ {[%emt 0:00:10]} 35. Kc1 {[%emt 0:00:01]} Rfxf2 {[%emt 0:00:27]} 36. Rxf2 {[%emt 0:00:01]} Rxf2 {[%emt 0:00:02][%mdl 4096] Endgame KRB-KRB. Black is a pawn up.} 37. Bd5 {[%emt 0:00:02]} Rf1+ {[%emt 0:00:02]} 38. Kb2 {[%emt 0:00:09]} Bxh5 {[%emt 0:01:03]} 39. Bxc4 {[%emt 0:00:08]} Rf4 {[%emt 0:00:40]} 40. Bd3 {[%emt 0:01:01]} Bf3 {[%emt 0:00:15]} 41. Ra1 {[%emt 0:01:19]} g4 {[%emt 0:00:14]} 42. Re1 {[%emt 0:00:09]} g3 {[%emt 0:00:39]} 43. Re8+ {[%emt 0:00:08]} Kc7 {[%emt 0:00:12][%cal Og3g2]} 44. Re7+ {[%emt 0:01:04]} Kb8 {[%emt 0:00:31]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "5.15"]
[White "Mayukh Majumder"]
[Black "Mohamed Anees M"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2013"]
[BlackElo "2334"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,91,0,-36,0,-100,-38,-37,-43,-46,-54,-37,-39,-48,-33,-45,-12,-45,-51,-35,-54,-42,-15,-46,-20,-23,-18,-22,-22,-22,-14,-26,-29,-22,-8,-13,0,-30,-35,-100,-15,-31,-20,-98,-104,-102,-85,-295,-113,-58,-10,-12,-6,-35,64,64,64,64,64,64,64,64,86,45,45,45,45,45,45,12,45,12,12,12,12,12,12,8]} 1. e4 {[%emt 0:00:21]} c5 {[%emt 0:00:31]} 2. Nf3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:06]} 3. Bb5 {[%emt 0:00:12]} g6 {[%emt 0:00:05]} 4. O-O {[%emt 0:00:17]} Bg7 {[%emt 0:00:05]} 5. c3 {[%emt 0:01:19]} e5 {[%emt 0:00:07]} 6. Na3 {[%emt 0:06:56]} Nge7 {[%emt 0:00:54]} 7. d4 {[%emt 0:03:27]} cxd4 {[%emt 0:04:38]} 8. cxd4 {[%emt 0:00:15]} exd4 {[%emt 0:00:11]} 9. Bf4 {[%emt 0:00:15]} a6 {[%emt 0:10:11]} 10. Bc4 {[%emt 0:09:49] [#]} (10. Bd6 $11 {keeps the balance.}) 10... d6 {[%emt 0:05:18]} ({Better is} 10... d5 $1 $17 {[%cal Rd5c4]} 11. exd5 Nxd5) 11. Nc2 {[%emt 0:06:40]} O-O {[%emt 0:05:31] Black is slightly better.} 12. Ncxd4 {[%emt 0:03:46]} Nxd4 {[%emt 0:01:17]} 13. Nxd4 {[%emt 0:01:01]} d5 {[%emt 0:00:31]} 14. exd5 {[%emt 0:03:29]} Nxd5 {[%emt 0:00:06]} 15. Be3 {[%emt 0:02:23]} Kh8 {[%emt 0:16:44]} 16. Nc2 {[%emt 0:09:05]} Nxe3 {[%emt 0:00:43]} 17. Qxd8 {[%emt 0:00:08]} Rxd8 {[%emt 0:00:03]} 18. Nxe3 {[%emt 0:00:07]} b5 {[%emt 0:15:48]} 19. Bxf7 {[%emt 0:02:52]} Bxb2 {[%emt 0:00:29] This pair of bishops is nice.} 20. Rad1 {[%emt 0:00:16]} Bb7 {[%emt 0:00:29]} 21. Bd5 {[%emt 0:00:09]} Bxd5 {[%emt 0:02:42]} 22. Nxd5 {[%emt 0:02:49]} Rac8 {[%emt 0:02:44]} 23. g3 {[%emt 0:02:00]} a5 {[%emt 0:05:13]} 24. Kg2 {[%emt 0:10:55]} b4 {[%emt 0:05:21]} 25. Rfe1 {[%emt 0:03:02]} Rd6 {[%emt 0:06:18]} 26. Re2 {[%emt 0:04:45]} Bg7 {[%emt 0:02:27]} 27. Rde1 {[%emt 0:00:44]} Rf8 {[%emt 0:00:30]} (27... h6 $17 28. Ne3 h5) 28. Nf4 {[%emt 0:00:55]} Bc3 {[%emt 0:02:29]} 29. Rc1 {[%emt 0:03:18]} (29. Re6 $1 $11 {remains equal.}) 29... a4 $17 {[%emt 0:03:02]} 30. a3 {[%emt 0:01:18]} Rd2 {[%emt 0:02:10] aiming for ...Rxe2.} 31. Re4 {[%emt 0:08:56] [#]} (31. axb4 $17 {is a better defense.} Rxe2 (31... Bxb4 32. Re4 $11) 32. Nxe2 Bxb4 33. Rc2) 31... Bb2 $2 {[%emt 0:04:45]} (31... g5 $1 $19 {[%cal Rg5f4]} 32. Nh3 (32. axb4 $2 {loses.} Bb2 $19) 32... Bd4 (32... Bb2 33. Rc7 $17)) 32. Rc7 {[%emt 0:00:14]} bxa3 {[%emt 0:00:50]} (32... b3 $15 33. Rxa4 Be5) 33. Rxa4 $11 {[%emt 0:00:21]} Be5 {[%emt 0:01:38]} 34. Rca7 {[%emt 0:02:25]} Bd4 {[%emt 0:00:09] [#]} (34... g5 $15 35. R7a5 gxf4 (35... Bxf4 36. gxf4 a2 37. Rxg5 $11) 36. Rxe5 fxg3 37. hxg3 Rfxf2+ 38. Kh3 Kg7) 35. Rxd4 $1 $14 {[%emt 0:00:10]} Rxd4 {[%emt 0:01:07][%mdl 4096] Endgame. KRR-KRN} 36. Ne6 $1 {[%emt 0:00:11]} Rdd8 {[%emt 0:00:03]} 37. Nxf8 {[%emt 0:00:06]} Rxf8 {[%emt 0:00:03]} 38. Rxa3 {[%emt 0:00:06] KR-KR. White is more active.} Rf7 {[%emt 0:01:14]} 39. f4 {[%emt 0:00:58]} Kg7 {[%emt 0:00:12]} 40. Ra5 {[%emt 0:00:05]} h5 {[%emt 0:01:31]} 41. Kh3 {[%emt 0:00:20]} Rb7 {[%emt 0:00:32]} 42. f5 {[%emt 0:00:25]} gxf5 {[%emt 0:00:39]} 43. Rxf5 {[%emt 0:00:08]} Kg6 {[%emt 0:00:02] The position is equal.} 44. Rf2 {[%emt 0:00:32]} Kg5 {[%emt 0:00:27]} 45. Rc2 {[%emt 0:00:11]} Rb5 {[%emt 0:00:05]} 46. Kg2 {[%emt 0:00:10] Weighted Error Value: White=0.26 (precise) /Black=0.25 (precise) .  Loses game:     	White=1     	---        Missed win:     	---       	Black=1      Mistake:       	White=3     	Black=4      Inaccurate:     	White=7     	Black=4      OK:         	White=9     	Black=15     Best:        	White=3     	Black=2      Strong:       	White=1     	---        Brilliant:      	White=1     	---} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.1"]
[White "Sammed Jaykumar, Shete"]
[Black "Siddharth, Jagadeesh"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2379"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,61,20,14,-1,0,-5,0,-10,-2,-3,0,0,2,-8,-8,-8,-5,-10,0,-16,-12,-9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:13]} b6 {[%emt 0:00:06]} 3. Bg5 {[%emt 0:00:35]} Bb7 {[%emt 0:00:07]} 4. Nbd2 {[%emt 0:00:18]} d6 {[%emt 0:00:07]} 5. Bxf6 {[%emt 0:01:37]} exf6 {[%emt 0:00:57]} 6. g3 {[%emt 0:04:57]} g6 {[%emt 0:03:08]} 7. Bg2 {[%emt 0:00:40]} Bg7 {[%emt 0:00:07]} 8. O-O {[%emt 0:02:09]} O-O {[%emt 0:00:06]} 9. e4 {[%emt 0:04:49]} c5 {[%emt 0:16:38]} 10. c3 {[%emt 0:03:45]} Nc6 {[%emt 0:00:46]} 11. Nc4 {[%emt 0:04:38]} cxd4 {[%emt 0:06:39]} 12. Nxd4 {[%emt 0:01:45]} Nxd4 {[%emt 0:00:54]} 13. Qxd4 {[%emt 0:19:19]} f5 {[%emt 0:18:40]} 14. Qd1 {[%emt 0:05:54]} Qc7 {[%emt 0:07:32]} 15. Nd2 {[%emt 0:01:51][%cal Bc4d2,Bd2e4,Be4g5][%mdl 32]} fxe4 {[%emt 0:03:43]} 16. Nxe4 {[%emt 0:00:07]} d5 {[%emt 0:00:11]} 17. Ng5 {[%emt 0:00:45]} d4 {[%emt 0:06:35]} 18. Bxb7 {[%emt 0:00:13]} Qxb7 {[%emt 0:00:04]} 19. cxd4 {[%emt 0:00:05]} Rad8 {[%emt 0:00:03]} 20. Nf3 {[%emt 0:00:08]} Qd5 {[%emt 0:00:09]} 21. Qb3 {[%emt 0:00:17]} Bxd4 {[%emt 0:00:09]} 22. Nxd4 {[%emt 0:00:06]} Qxd4 {[%emt 0:00:02]} 23. Rad1 {[%emt 0:00:06]} Qf6 {[%emt 0:00:05]} 24. Rfe1 {[%emt 0:00:08]} Rxd1 {[%emt 0:00:04]} 25. Rxd1 {[%emt 0:00:05]} Rd8 {[%emt 0:00:03]} 26. Rxd8+ {[%emt 0:00:07]} Qxd8 $11 {[%emt 0:00:03] KQ-KQ} 27. Kg2 {[%emt 0:00:06]} Qd4 {[%emt 0:00:04]} 28. h4 {[%emt 0:00:05]} Qe4+ {[%emt 0:00:04]} 29. Kg1 {[%emt 0:00:04]} Qe1+ {[%emt 0:00:03]} 30. Kg2 {[%emt 0:00:04]} Qe4+ {[%emt 0:00:02]} 31. Kg1 {[%emt 0:00:04]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.2"]
[White "Iniyan, Pa"]
[Black "Vaz, Ethan"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "2508"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,96,50,31,32,23,40,33,33,43,39,35,58,51,64,41,51,60,56,34,46,46,44,40,46,43,45,45,38,37,35,36,22,33,29,27,43,43,44,0,0,8,39,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:03:02]} Nf6 {[%emt 0:00:17]} 2. c4 {[%emt 0:00:08]} g6 {[%emt 0:00:14]} 3. Nc3 {[%emt 0:00:13]} Bg7 {[%emt 0:00:06]} 4. e4 {[%emt 0:00:06]} d6 {[%emt 0:00:05]} 5. Nf3 {[%emt 0:00:06]} O-O {[%emt 0:00:25]} 6. Be2 {[%emt 0:00:07]} e5 {[%emt 0:01:04]} 7. O-O {[%emt 0:00:09]} Nc6 {[%emt 0:00:29]} 8. d5 {[%emt 0:00:07]} Ne7 {[%emt 0:00:04]} 9. b4 {[%emt 0:00:05]} a5 {[%emt 0:01:15]} 10. bxa5 {[%emt 0:00:07]} Rxa5 {[%emt 0:00:03]} 11. a4 {[%emt 0:00:08]} Ne8 {[%emt 0:01:39]} 12. Bd2 {[%emt 0:06:40]} Ra8 {[%emt 0:28:00]} 13. a5 {[%emt 0:01:49]} h6 {[%emt 0:07:15]} 14. Ne1 {[%emt 0:20:16]} f5 {[%emt 0:05:10]} 15. f3 {[%emt 0:00:07][%cal Bf2f3,Bf3e4,Be4d5][%mdl 32]} Nf6 {[%emt 0:03:16]} 16. Be3 {[%emt 0:11:25]} c5 {[%emt 0:17:00]} 17. dxc6 $1 {[%emt 0:00:16]} Nxc6 {[%emt 0:01:07]} 18. Bb6 {[%emt 0:00:09]} Qe7 {[%emt 0:01:25]} 19. Nc2 {[%emt 0:00:52]} fxe4 {[%emt 0:02:56]} 20. fxe4 {[%emt 0:01:39]} Be6 {[%emt 0:00:52]} 21. Nd5 {[%emt 0:06:11]} Bxd5 {[%emt 0:02:39]} 22. exd5 {[%emt 0:00:10]} Nd4 {[%emt 0:03:01]} 23. Nxd4 {[%emt 0:07:42]} exd4 {[%emt 0:00:05]} 24. Bxd4 {[%emt 0:00:07]} Ne4 {[%emt 0:03:52]} 25. Qd3 {[%emt 0:05:24]} Bxd4+ {[%emt 0:02:59]} 26. Qxd4 {[%emt 0:00:09]} Nc5 {[%emt 0:00:31]} 27. Bg4 {[%emt 0:05:38]} Rxf1+ {[%emt 0:07:56]} 28. Rxf1 {[%emt 0:00:08][%cal Og4e6]} Rf8 {[%emt 0:00:42]} 29. Be6+ {[%emt 0:05:45]} Nxe6 {[%emt 0:04:46]} 30. dxe6 {[%emt 0:00:06]} Qxe6 {[%emt 0:00:21]} 31. Rxf8+ {[%emt 0:03:05]} Kxf8 $11 {[%emt 0:00:01][%mdl 4096] Endgame KQ-KQ} 32. Kf2 {[%emt 0:00:19] Repels Qe1+} Qf5+ {[%emt 0:02:53]} 33. Ke3 {[%emt 0:01:00]} Qxa5 {[%emt 0:00:43]} 34. Qf6+ {[%emt 0:09:19]} Ke8 {[%emt 0:00:02]} 35. Qe6+ {[%emt 0:00:07]} Kf8 {[%emt 0:00:57] ( -> ...Qe1+)} 36. Qxd6+ {[%emt 0:04:49]} Kf7 {[%emt 0:00:49]} 37. Qf4+ {[%emt 0:00:10]} Ke6 {[%emt 0:02:33]} 38. Qxh6 {[%emt 0:00:40]} Qc3+ {[%emt 0:00:52]} 39. Kf2 {[%emt 0:00:08] And now Qe3+ would win.} Qc2+ {[%emt 0:00:12]} 40. Kf3 {[%emt 0:02:27]} Qd1+ {[%emt 0:00:06]} 41. Kg3 {[%emt 0:01:53]} Qd3+ {[%emt 0:00:06]} 42. Kh4 {[%emt 0:01:53]} Qxc4+ {[%emt 0:00:15]} 43. g4 {[%emt 0:00:04]} ({Don't blunder} 43. Kg5 $2 Qc1+ 44. Kxg6 Qxh6+ 45. Kxh6 b5 $19) 43... Qe4 {[%emt 0:01:35]} 44. Qf8 {[%emt 0:00:20]} Qe5 {[%emt 0:00:52] and ...Qf6+ would now be decisive} 45. Qe8+ {[%emt 0:03:16]} Kf6 {[%emt 0:00:10][%cal Re5h2]} 46. Qh8+ {[%emt 0:00:03]} Ke6 {[%emt 0:00:02]} 47. Qe8+ {[%emt 0:00:07]} Kf6 {[%emt 0:00:02][%cal Re5h2]} 48. Qh8+ {[%emt 0:00:06]} Ke6 {[%emt 0:00:01]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.3"]
[White "Kaustuv, Kundu"]
[Black "Das, Sayantan"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "2409"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,108,0,16,7,12,-28,-28,-42,0,0,0,0,0,-63,-63,-90,-12,-6,-9,-23,-29,-29,-38,-106,-41,-59,-59,-58,-43,-52,-46,-40,-41,-43,-48,-37,-41,-52,-22,-78,-47,-89,-67,-68,-62,-48,-50,-126,-85,-174,-175,-179,-171,-170,-21,-52,-42,-64,-54,-33,-37,-66,-67,-80,-81,-183,-130,-182,-99,-91,-64,-55,-45,-71,-26,-26,-26,-26,-26,-26,-15,-8,0,-8,-8,-59,-59,-59,-20,-20,-20,-29,0,-36,0,-51,-50,-50,-36,-59,-36]} 1. Nf3 {[%emt 0:03:07]} Nf6 {[%emt 0:00:33]} 2. c4 {[%emt 0:00:11]} e6 {[%emt 0:00:16]} 3. Nc3 {[%emt 0:00:53]} d5 {[%emt 0:01:04]} 4. e3 {[%emt 0:00:06]} Bd6 {[%emt 0:01:37]} 5. b3 {[%emt 0:00:17]} O-O {[%emt 0:04:37]} 6. Bb2 {[%emt 0:01:35]} a6 {[%emt 0:00:37]} 7. g4 {[%emt 0:10:39]} Nxg4 {[%emt 0:10:51]} 8. Rg1 {[%emt 0:08:19] Black has an edge.} f5 {[%emt 0:01:45]} 9. h3 {[%emt 0:04:25]} Nf6 {[%emt 0:00:39]} 10. cxd5 {[%emt 0:00:06]} e5 {[%emt 0:01:30]} 11. Qc2 {[%emt 0:04:52]} ({White should play} 11. Ng5 $11) 11... c6 $15 {[%emt 0:13:32]} 12. Rc1 {[%emt 0:15:40]} cxd5 {[%emt 0:15:27]} (12... Qe7 $17 13. dxc6 Nxc6) 13. Nxd5 $11 {[%emt 0:01:43]} Nc6 $1 {[%emt 0:01:28]} (13... Nxd5 $6 14. Bc4 Kh8 (14... Be6 15. Ng5 $16) 15. Bxd5 $16) 14. Bc4 {[%emt 0:04:40]} (14. Nxf6+ {looks sharper.} Qxf6 15. d4 f4 16. dxe5 Nxe5 17. Bxe5 Bxe5 18. Nxe5 Qxe5 19. Qc3) 14... Kh8 {[%emt 0:01:57]} 15. a3 {[%emt 0:02:31]} Bd7 {[%emt 0:01:56]} 16. Qb1 {[%emt 0:07:16] [#]} (16. Qd3 $15) 16... Rc8 {[%emt 0:13:34]} (16... e4 $1 $17 {[%cal Re4f3]} 17. Nh4 Be5) 17. Qa1 {[%emt 0:05:33]} b5 {[%emt 0:02:09]} 18. Nxf6 {[%emt 0:00:44]} gxf6 {[%emt 0:00:28]} (18... Qxf6 19. Bd5 f4 20. Be4 $14) 19. Be2 {[%emt 0:07:07]} Na5 {[%emt 0:03:30]} 20. Rxc8 {[%emt 0:01:17]} Bxc8 {[%emt 0:00:38]} 21. b4 {[%emt 0:00:56]} Nc4 {[%emt 0:02:43]} 22. Bc3 {[%emt 0:00:59]} Nb6 {[%emt 0:02:39]} 23. Qb1 {[%emt 0:08:56]} Be6 {[%emt 0:04:10]} 24. h4 {[%emt 0:02:42]} (24. Bd3 $11 {keeps the balance.}) 24... Qc7 {[%emt 0:01:35]} 25. Bd1 {[%emt 0:02:48]} Qf7 {[%emt 0:03:29]} 26. h5 {[%emt 0:01:03]} Rg8 {[%emt 0:02:50]} (26... Qxh5 $6 27. Nxe5 Qh6 28. Nf3 $14) 27. Rxg8+ {[%emt 0:01:24]} Qxg8 {[%emt 0:00:40]} 28. d3 {[%emt 0:01:52]} (28. Nh2 $15) 28... Qg2 {[%emt 0:02:21]} 29. Qc1 {[%emt 0:00:56]} (29. Qc2 $17) 29... Qh1+ $19 {[%emt 0:03:19]} 30. Kd2 {[%emt 0:00:28][%cal Oc3e5] [#] Black must now prevent Bxe5!} Qf1 {[%emt 0:00:52][%cal Ob6d5] aiming for ...Nd5!} (30... Qxh5 31. Nd4 Qf7 32. Nxe6 Qxe6 33. Qc2 $17) 31. Be2 {[%emt 0:01:06]} Qxc1+ {[%emt 0:01:29]} (31... Qxf2 $19 {...Nd5 would now be deadly.} 32. Qe1 Qxe1+ 33. Nxe1 Kg8) 32. Kxc1 $15 {[%emt 0:00:05]} Kg7 {[%emt 0:00:52]} 33. Nh4 {[%emt 0:01:23]} Nd5 {[%emt 0:00:27]} 34. Bd2 {[%emt 0:00:05][%cal Oh4f5]} Ne7 {[%emt 0:00:41]} 35. d4 {[%emt 0:01:20]} e4 {[%emt 0:00:43]} 36. a4 {[%emt 0:00:17]} Bd7 {[%emt 0:00:21]} 37. f3 {[%emt 0:00:35]} (37. axb5 $17 Bxb5 38. Bd1) 37... Kh6 {[%emt 0:00:37]} ({Black should try} 37... bxa4 $19 {Threatens to win with ...Bg3.} 38. fxe4 fxe4 39. Bxa6 Kh6) 38. f4 {[%emt 0:00:42]} (38. axb5 $17 Bxb5 (38... Kxh5 39. Nxf5 Bxf5 40. bxa6 $16) 39. Bd1) 38... Be8 {[%emt 0:00:49]} (38... bxa4 $19 {And now ...Nd5 would win.} 39. Bxa6 Kxh5) 39. axb5 $17 {[%emt 0:00:15]} axb5 {[%emt 0:00:30]} (39... Bxh5 $2 {loses.} 40. bxa6 Bb8 (40... Bxe2 $2 {is the wrong capture.} 41. a7 $18) 41. Bc4 $18) 40. Kb2 {[%emt 0:00:37]} Bd7 {[%emt 0:00:17]} 41. Kc2 {[%emt 0:00:32]} Kg7 {[%emt 0:00:29]} 42. Kb2 {[%emt 0:00:12]} Kf7 {[%emt 0:00:09]} 43. Kc2 {[%emt 0:00:29]} Nd5 {[%emt 0:00:39]} 44. Kb3 {[%emt 0:00:17]} Bf8 {[%emt 0:00:48]} 45. Bf1 {[%emt 0:00:16]} Bd6 {[%emt 0:00:28]} 46. Bh3 {[%emt 0:00:24]} Ne7 {[%emt 0:00:31]} 47. h6 {[%emt 0:01:06]} (47. d5 $11) 47... Ke6 $15 {[%emt 0:00:42]} 48. Bc3 {[%emt 0:00:05][%cal Od4d5]} Bc6 {[%emt 0:00:22]} 49. Kc2 {[%emt 0:00:57]} Bd5 {[%emt 0:00:26]} 50. Kd2 {[%emt 0:00:13]} Bc6 {[%emt 0:00:30]} 51. Kc2 {[%emt 0:00:11]} Bd5 {[%emt 0:00:33]} 52. Kd2 {[%emt 0:00:01]} Bb7 {[%emt 0:00:12] Black is slightly better.} 53. Kc2 {[%emt 0:00:40]} Bc6 {[%emt 0:00:04]} 54. Kd2 {[%emt 0:00:05]} Bd5 {[%emt 0:00:52] Weighted Error Value: White=0.19 (very precise) /Black=0.19 (very precise) .  Mistake:       	White=8     	Black=5      Inaccurate:     	White=6     	Black=6      OK:         	White=20    	Black=17     Best:        	White=2     	Black=2      Strong:       	---       	Black=1} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.4"]
[White "Aronyak Ghosh"]
[Black "Sarveshwaran V"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2544"]
[BlackElo "2150"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 19,138,13,17,0,2,9,27,20,27,29,32,24,37,20,36,27,30,22,19,24,24,13,39,38,43,0,36,16,47,31,68,60,52,28,42,42,46,22,18,7,12,-6,-16,-13,-22,-7,4,-57,-17,-11,0,0,16,16,108,-42,-57,-197,-166,-193,-197,-191,-169,-169,49,50,66,66,134,72,72,79,195,193,217,175,175,172,166,145,338,318,1856,1427,29963,29970,29978,465,404,404,387,179,366,186,186,186,217,217,216,120,215,215,215,215,215,215,29991,29985,29985,29986,29991,29992,29992,29993,29993,29994,29994,29995,29997,29998,29999]} 1. Nf3 {[%emt 0:00:35]} d5 {[%emt 0:00:26]} 2. g3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:19]} 3. Bg2 {[%emt 0:00:08]} e6 {[%emt 0:00:13]} 4. O-O {[%emt 0:00:12]} Be7 {[%emt 0:00:14]} 5. d3 {[%emt 0:00:32]} O-O {[%emt 0:00:12]} 6. Nbd2 {[%emt 0:00:13]} c5 {[%emt 0:01:41]} 7. e4 {[%emt 0:00:08]} Nc6 {[%emt 0:00:48]} 8. Re1 {[%emt 0:00:24]} dxe4 {[%emt 0:04:38]} 9. dxe4 {[%emt 0:02:09]} e5 {[%emt 0:05:07]} 10. c3 {[%emt 0:00:31]} Be6 {[%emt 0:01:30]} 11. Qe2 {[%emt 0:07:18]} Qc7 {[%emt 0:01:58]} 12. Nf1 {[%emt 0:03:29]} Rfe8 {[%emt 0:05:13]} 13. Bg5 {[%emt 0:07:55]} Rad8 {[%emt 0:07:04]} 14. Bxf6 {[%emt 0:03:12]} Bxf6 {[%emt 0:00:36]} 15. Ne3 {[%emt 0:00:18]} Ne7 {[%emt 0:03:09]} 16. h4 {[%emt 0:07:39]} h6 {[%emt 0:03:31]} 17. Nd2 {[%emt 0:21:05]} g6 {[%emt 0:20:44]} 18. a4 {[%emt 0:02:23]} h5 {[%emt 0:02:46]} 19. Rad1 {[%emt 0:03:30]} Bg7 {[%emt 0:02:15]} 20. Ndc4 {[%emt 0:01:17]} Qc6 {[%emt 0:09:59]} 21. Qc2 {[%emt 0:03:37]} b6 {[%emt 0:02:42]} 22. Nd5 {[%emt 0:07:01] Excellent horsemanship.} Nc8 {[%emt 0:04:16]} (22... Bxd5 $2 23. exd5 Qd7 (23... Nxd5 $2 24. Qd2 $18) 24. d6 $18 (24. Nxe5 Bxe5 25. Rxe5 Nf5 $18)) 23. Rd3 {[%emt 0:05:59]} Kh7 {[%emt 0:01:03]} 24. Red1 {[%emt 0:00:43]} a6 {[%emt 0:00:59]} 25. Qb3 {[%emt 0:03:35] White is more active.} Qb7 {[%emt 0:07:48]} 26. Bf3 {[%emt 0:04:19]} (26. Ncxb6 $2 c4 27. Qxc4 Nxb6 $19) 26... Rf8 {[%emt 0:06:34]} 27. Qa3 {[%emt 0:01:54]} (27. Ncxb6 $2 c4 28. Qxc4 Nxb6 $19) 27... Rd7 {[%emt 0:04:52]} 28. b4 {[%emt 0:02:39]} cxb4 {[%emt 0:00:41]} 29. Qxb4 {[%emt 0:01:12][%cal Od5f6] next Nf6+! is good for White.} Rfd8 {[%emt 0:00:33]} 30. Rb1 {[%emt 0:01:37][%cal Rc4b6]} (30. Ncxb6 $2 Nxb6 31. c4 Nxd5 32. Qxb7 Rxb7 $19) 30... Bxd5 {[%emt 0:02:30]} 31. Rxd5 {[%emt 0:00:20]} (31. exd5 f5 32. Rdd1 (32. Nxb6 $2 Qxb6 33. Qxb6 Nxb6 $19) 32... e4) 31... Rxd5 {[%emt 0:00:10]} 32. exd5 {[%emt 0:00:06][%cal Of3g2]} f5 {[%emt 0:00:24][%cal Bf7f5,Bf5f4][%mdl 32]} 33. Ne3 {[%emt 0:02:55]} (33. Nxb6 $11 e4 34. Be2) 33... e4 {[%emt 0:00:48]} 34. Be2 {[%emt 0:00:01]} Qc7 {[%emt 0:00:17]} 35. Bxa6 {[%emt 0:00:46]} f4 {[%emt 0:01:11]} 36. Qc4 {[%emt 0:01:22]} Qe7 {[%emt 0:00:35]} (36... Qa7 $11 37. Nf5 (37. gxf4 Nd6 $11) (37. Bxc8 fxe3 38. Be6 exf2+ 39. Kg2 e3 $15) 37... Nd6 38. Nxd6 Rxd6) 37. Bxc8 {[%emt 0:04:06]} (37. gxf4 $16 Nd6 38. Qc6) 37... fxe3 $15 {[%emt 0:00:10]} 38. Be6 {[%emt 0:02:16] White is weak on the dark squares} (38. Rxb6 exf2+ 39. Kxf2 (39. Kf1 $2 Qe5 $19) 39... e3+ (39... Qf8+ $2 40. Kg1 $19) 40. Ke2 Qf7 $19) ({Only move:} 38. fxe3 $15 Rf8 39. Rf1 (39. Rxb6 $2 Qe5 $19)) 38... exf2+ $19 {[%emt 0:00:14]} 39. Kg2 {[%emt 0:00:04]} e3 {[%emt 0:00:10]} 40. Qe4 {[%emt 0:00:02][%cal Oe6g8]} (40. Rxb6 $2 Rf8 41. Qf1 e2 (41... Bxc3 $2 42. Rb1 $19) 42. Qxe2 f1=Q+ (42... f1=B+ $2 43. Qxf1 Rxf1 44. Kxf1 $19) 43. Qxf1 Rxf1 44. Kxf1 Qf6+ (44... Bxc3 $2 45. Rc6 $19) 45. Kg2 Qxc3 $19) 40... Qc5 {[%emt 0:00:46][%cal Od8f8] ...Rf8! would now be deadly.} (40... Bxc3 $2 41. Bg8+ (41. Rxb6 $2 Rf8 $19) (41. Qxe3 Qc7 $14) 41... Kxg8 42. Qxe7 $18) 41. g4 {[%emt 0:00:10][%cal Bg3g4,Bg4h5][%mdl 32]} e2 $2 {[%emt 0:00:56]} (41... Bxc3 42. gxh5 Kh8 43. Qf4 $16) (41... Qxc3 $19 42. gxh5 Kh8 43. hxg6 Qd2) 42. Qxe2 $14 {[%emt 0:00:15]} Rf8 {[%emt 0:00:47]} 43. gxh5 {[%emt 0:00:24]} Rf6 {[%emt 0:00:35]} (43... Rf4 $1 $14) 44. Rf1 {[%emt 0:01:18]} ({White should try} 44. Qg4 $1 {hxg6+ is the strong threat.} Bh6 45. Rf1) 44... Qxc3 $16 {[%emt 0:00:30]} 45. Rxf2 {[%emt 0:00:13]} (45. hxg6+ Rxg6+ 46. Kh1 (46. Kxf2 $2 Qg3#) (46. Bg4 $2 Be5 $19) 46... Bd4 47. Rxf2 (47. Bf5 Kg7 $17) 47... Bxf2 48. Qxf2 Rf6 $15) 45... Rxf2+ {[%emt 0:00:33]} (45... Kh6 $16) 46. Qxf2 {[%emt 0:00:03][%mdl 4096] Endgame KQB-KQB. White is two pawns up.} (46. Kxf2 $6 Qd4+ 47. Kf3 Qxh4 $14) 46... Qd3 {[%emt 0:00:28]} 47. hxg6+ {[%emt 0:02:20]} (47. Qxb6 Qe4+ (47... gxh5 48. Qf2 $16) 48. Kf1 Qd3+ (48... gxh5 49. Qf2 $16) 49. Kg2 Qe4+ 50. Kf1 Qc4+ 51. Kg2 Qe4+ $11 (51... Qxa4 52. hxg6+ Kxg6 53. Bd7+ Bf6 54. Bxa4 Kf7 55. Qe6+ Kg6 56. Be8+ Kg7 57. h5 Kh8 58. Qxf6+ Kg8 59. h6 Kh7 60. Qg7#)) 47... Qxg6+ {[%emt 0:00:08]} 48. Kh3 {[%emt 0:00:05][%cal Oe6f5]} Qd3+ {[%emt 0:00:14]} 49. Qg3 {[%emt 0:00:10]} Qf1+ $2 {[%emt 0:00:48]} (49... Qe4 $16 {is a better defense.}) 50. Kg4 $18 {[%emt 0:00:06]} Qd1+ $2 {[%emt 0:00:28]} (50... Kg6 51. h5+ Kh7) 51. Qf3 $1 {[%emt 0:00:13]} Qxa4+ {[%emt 0:00:54]} 52. Kh3 {[%emt 0:00:02]} Qe8 {[%emt 0:00:30]} 53. Qf5+ {[%emt 0:00:01]} (53. Qe4+ $142 Kh8 54. d6 Qf8 55. d7 Bf6 56. Qg6 Bd8 57. Bf5 Qa3+ 58. Bd3) 53... Kh8 {[%emt 0:00:13]} 54. d6 {[%emt 0:01:23]} Qf8 {[%emt 0:00:29]} 55. Qh5+ {[%emt 0:00:01]} Bh6 {[%emt 0:00:01]} 56. Qe5+ {[%emt 0:00:01]} (56. Kg2 $142 {White wants to mate with d7.} Qf4 57. Qd5) 56... Bg7 {[%emt 0:00:18]} 57. Qe2 $1 {[%emt 0:00:16] Prevents Qf1+.} Qf6 {[%emt 0:01:28]} 58. d7 $1 {[%emt 0:03:37]} Qc3+ {[%emt 0:00:09]} 59. Kg2 {[%emt 0:00:10]} (59. Kg4 $18 Qd4+ 60. Kh5) 59... Qc6+ {[%emt 0:00:18] [#]} (59... Bf6 $16 60. Bd5 Kg7 61. Qg4+ Kh6) 60. Kg3 $1 {[%emt 0:00:15]} Qc3+ {[%emt 0:00:15]} 61. Kg4 {[%emt 0:00:28]} Qd4+ {[%emt 0:00:09] [#]} 62. Kh5 $1 {[%emt 0:00:32][%cal Oe2e3]} b5 $2 {[%emt 0:01:42]} (62... Qf6 $18 63. Qe3 Bf8) 63. Bf5 {[%emt 0:00:33]} Bf8 {[%emt 0:00:22]} 64. Qe8 {[%emt 0:00:55][%cal Re8f8]} ({Less strong is} 64. Qxb5 Be7 65. Qb8+ Kg7 66. Qg3+ Kf8 $16) 64... Qf6 {[%emt 0:00:21]} 65. d8=Q {[%emt 0:00:51]} ({Weaker is} 65. d8=B Qxf5+ 66. Bg5 b4 $15) 65... Qxf5+ {[%emt 0:00:08]} 66. Qg5 {[%emt 0:00:02]} Qf3+ {[%emt 0:00:11]} 67. Kg6 {[%emt 0:00:25]} Qd3+ {[%emt 0:00:39]} 68. Kf7 {[%emt 0:00:21][%csl Gf7][%cal Rg5g7]} Qh7+ {[%emt 0:01:18]} 69. Kxf8 {[%emt 0:00:15]} Qg7+ {[%emt 0:00:28]} 70. Qxg7# {[%emt 0:00:05]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.5"]
[White "Deepan Chakkravarthy J."]
[Black "Jaiswal, Rupesh"]
[Result "1-0"]
[ECO "B91"]
[WhiteElo "2413"]
[BlackElo "2093"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,77,14,0,21,7,15,11,23,31,48,51,56,54,68,69,60,59,64,58,64,70,74,56,60,56,65,61,62,72,80,80,95,42,118,131,120,133,189,118,208,214,207,153,158,162,245,233,263,241,272,264,468,454,29972,29973,29973,29973,29985,29986,29988,29986,29986,29987]} 1. e4 {[%emt 0:00:07]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:02]} d6 {[%emt 0:00:11]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:03]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:10]} 5. Nc3 {[%emt 0:00:04]} a6 {[%emt 0:00:06]} 6. g3 {[%emt 0:00:05]} e5 {[%emt 0:01:10]} 7. Nde2 {[%emt 0:00:03]} Be7 {[%emt 0:02:07]} 8. Bg2 {[%emt 0:00:06]} O-O {[%emt 0:00:46]} 9. a4 {[%emt 0:00:09]} Be6 {[%emt 0:04:38]} 10. h3 {[%emt 0:00:12]} Nc6 {[%emt 0:07:43]} 11. Nd5 {[%emt 0:04:31] Prevents Nb4} a5 {[%emt 0:00:43]} 12. c4 {[%emt 0:13:20]} Bxd5 {[%emt 0:04:08]} 13. cxd5 {[%emt 0:00:15]} (13. exd5 Nb4 $11) 13... Nb4 {[%emt 0:00:05]} 14. O-O {[%emt 0:01:10]} Nd7 {[%emt 0:01:09]} 15. h4 $1 {[%emt 0:04:55] Against Bg5} Nc5 {[%emt 0:07:08]} 16. Be3 {[%emt 0:00:15]} b6 {[%emt 0:04:36]} 17. Nc3 {[%emt 0:00:53]} g6 {[%emt 0:09:39]} 18. Bh6 {[%emt 0:02:39]} Re8 {[%emt 0:00:05]} 19. Ra3 {[%emt 0:00:04]} Bf8 {[%emt 0:01:59]} 20. Be3 {[%emt 0:00:06]} Bg7 {[%emt 0:02:05]} 21. h5 {[%emt 0:08:46]} Rf8 {[%emt 0:04:37]} 22. Nb5 {[%emt 0:01:03]} Rb8 {[%emt 0:07:27]} 23. Kh2 {[%emt 0:07:07]} f5 {[%emt 0:09:07]} 24. Rh1 {[%emt 0:13:42]} ({White should try} 24. exf5 $16 gxf5 25. h6) 24... f4 {[%emt 0:03:08]} (24... Nxe4 $14 25. Bxe4 fxe4) 25. Bxc5 $16 {[%emt 0:00:30]} bxc5 {[%emt 0:02:57]} 26. hxg6 {[%emt 0:00:04]} fxg3+ {[%emt 0:03:56]} (26... hxg6 $16 27. Kg1 c4) 27. fxg3 {[%emt 0:01:35]} (27. Rxg3 $18 hxg6 28. Qe2 (28. Rxg6 Qh4+ 29. Bh3 Qf4+ 30. Rg3 Qxf2+ 31. Rg2 Qf4+ 32. Kg1 Qe3+ 33. Kh2 Qf4+ 34. Kg1 Qe3+ 35. Kh2 Qf4+ $11)) 27... Rf6 {[%emt 0:07:10]} (27... c4 $16) 28. Bh3 {[%emt 0:04:46] Be6+ is the strong threat.} Rxg6 {[%emt 0:05:35]} 29. Be6+ {[%emt 0:00:08]} Kh8 {[%emt 0:00:15]} 30. Kg2 {[%emt 0:00:04]} Qe7 {[%emt 0:04:17] Black is weak on the light squares} (30... c4 {might work better.}) 31. Rf3 {[%emt 0:14:19]} Rf8 {[%emt 0:01:15]} 32. Rxf8+ {[%emt 0:00:26]} Bxf8 {[%emt 0:01:11]} 33. Rf1 {[%emt 0:08:52]} Rf6 $2 {[%emt 0:03:56]} (33... Bg7 34. b3 Bf6) 34. Nxd6 $18 {[%emt 0:01:48][%cal Bb5d6,Bd6f7,Bf7g5][%mdl 32]} Rxe6 {[%emt 0:02:30]} ({Don't play} 34... Rxf1 35. Qxf1 Nc2 (35... Qxd6 $2 {perishes.} 36. Qf7 $18) 36. Nf7+ Kg8 37. Nh6+ (37. Nxe5+ Qxe6 38. dxe6 Ne3+ 39. Kf2 Nxf1 $18) 37... Kh8 38. d6 Ne3+ 39. Kg1 Nxf1 40. dxe7 Bxe7 41. Kxf1) (34... Nc2 $18 35. Nc4 (35. Qxc2 Rxf1 36. Kxf1 Qxd6 $18) (35. Nf7+ Rxf7 36. Qxc2 Rxf1 $16) (35. Nf5 Rxf5 36. Qxc2 Rxf1 $16) 35... Nd4 36. Rxf6 (36. Nxa5 Rxf1 37. Qxf1 Kg7 $18) (36. Nxe5 Nxe6 37. dxe6 Rxe6 $18) 36... Qxf6) 35. Nf7+ {[%emt 0:01:39]} Kg8 {[%emt 0:00:46]} 36. dxe6 {[%emt 0:00:05]} Qxe6 {[%emt 0:00:08]} 37. Ng5 {[%emt 0:00:36]} Qe7 {[%emt 0:00:39]} 38. Qb3+ {[%emt 0:01:07]} Kh8 {[%emt 0:00:34]} 39. Rf7 {[%emt 0:00:47]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.6"]
[White "Sathvik Adiga"]
[Black "Madhesh Kumar S"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2395"]
[BlackElo "2006"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 33,134,-30,-26,-37,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,9,8,8,4,0,0,6,6,15,0,8,6,16,0,0,0,0,-8,-12,-14,-8,-10,-10,-26,-26,-26,-26,-26,-26,-26,-26,-39,-39,-39,-35,-39,-39,-37,-33,-77,-77,-77,-64,-77,-77,-72,-8,-8,-8,-8,0,-77,-77,-77,-77,-29978,-29979,-29979,-77,-29980,-29981,-29981,-29982,-29982,-29983,-29983,-29984,-29984,-137,-145,-139,-139,-135,-139,-64,-64,-64,-79,-112,-64,-92,-99,-99]} 1. e4 {[%emt 0:00:01]} e5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:06]} 3. Bc4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:05]} 4. d3 {[%emt 0:00:04]} h6 {[%emt 0:00:22]} 5. O-O {[%emt 0:00:04]} d6 {[%emt 0:00:14]} 6. c3 {[%emt 0:00:04]} g5 {[%emt 0:00:08]} 7. Nbd2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:14]} 8. Bb3 {[%emt 0:00:05]} Ne7 {[%emt 0:02:25]} 9. Re1 {[%emt 0:12:03]} Ng6 {[%emt 0:01:31]} 10. Nf1 {[%emt 0:01:07]} O-O {[%emt 0:02:58]} 11. h3 {[%emt 0:00:07]} d5 {[%emt 0:04:46]} 12. exd5 {[%emt 0:05:14]} Nxd5 {[%emt 0:00:08]} 13. d4 {[%emt 0:00:56]} exd4 {[%emt 0:03:05]} 14. cxd4 {[%emt 0:05:38]} Ndf4 {[%emt 0:10:39]} 15. Ng3 {[%emt 0:08:58]} Be6 {[%emt 0:02:05]} 16. Ne2 {[%emt 0:10:39]} Nxe2+ {[%emt 0:08:01]} 17. Rxe2 {[%emt 0:00:34]} Bd5 {[%emt 0:00:17]} 18. Qd3 {[%emt 0:06:40]} c6 {[%emt 0:06:13]} 19. Ne5 {[%emt 0:12:36]} Nxe5 {[%emt 0:04:59]} 20. dxe5 {[%emt 0:01:13]} Bxb3 {[%emt 0:00:51]} 21. Qxb3 {[%emt 0:00:30]} Qb6 {[%emt 0:00:05]} 22. Qc2 {[%emt 0:07:11]} Rfe8 {[%emt 0:04:40]} 23. h4 {[%emt 0:03:20]} Rxe5 {[%emt 0:03:08]} 24. Rxe5 {[%emt 0:00:50]} Bxe5 {[%emt 0:00:07]} 25. hxg5 {[%emt 0:00:08]} hxg5 {[%emt 0:14:22]} 26. Bxg5 {[%emt 0:05:46]} Qxb2 {[%emt 0:01:17]} 27. Qxb2 {[%emt 0:00:07]} Bxb2 {[%emt 0:00:08]} 28. Rb1 {[%emt 0:00:03]} Bd4 {[%emt 0:07:20]} 29. Rxb7 {[%emt 0:00:08]} Re8 {[%emt 0:02:15]} 30. Kf1 {[%emt 0:00:44]} Kg7 {[%emt 0:00:43]} 31. Rc7 {[%emt 0:01:42]} Re5 {[%emt 0:01:56]} 32. Bd2 {[%emt 0:04:38]} Rb5 {[%emt 0:04:25]} 33. Ke2 {[%emt 0:05:06]} Rb2 {[%emt 0:00:27]} 34. Kd3 {[%emt 0:00:23]} Rxa2 {[%emt 0:00:16]} 35. Rxc6 {[%emt 0:00:14]} Bxf2 {[%emt 0:00:13]} 36. Bc3+ {[%emt 0:00:07]} Kh7 {[%emt 0:00:05]} 37. g4 {[%emt 0:00:28]} Bh4 {[%emt 0:01:08]} 38. Rc8 {[%emt 0:00:48]} f6 {[%emt 0:00:11]} 39. Ke4 {[%emt 0:00:35]} Kg6 {[%emt 0:01:18]} 40. Rg8+ {[%emt 0:00:25]} Kf7 {[%emt 0:00:05]} 41. Rc8 {[%emt 0:00:33]} Rg2 {[%emt 0:01:47]} 42. Rc7+ {[%emt 0:01:13]} Kg6 {[%emt 0:00:06]} 43. Rxa7 {[%emt 0:00:24]} Rxg4+ {[%emt 0:00:08]} 44. Kd3 {[%emt 0:00:57]} Rg3+ {[%emt 0:00:09]} 45. Kc2 {[%emt 0:00:01]} Bg5 {[%emt 0:00:35]} 46. Be1 {[%emt 0:00:23]} Re3 {[%emt 0:00:29]} 47. Kd1 {[%emt 0:00:15]} Kh5 {[%emt 0:00:42]} 48. Rc7 {[%emt 0:01:22]} Kg4 {[%emt 0:01:07]} 49. Rc2 {[%emt 0:01:01]} Kf3 {[%emt 0:01:13]} (49... Re4 $17) 50. Rf2+ $1 $11 {[%emt 0:00:02]} Ke4 {[%emt 0:00:06]} 51. Re2 {[%emt 0:00:13]} Kf3 {[%emt 0:01:09]} 52. Rxe3+ {[%emt 0:00:40]} (52. Rf2+ $11 {was the only way to keep the balance.} Kg4 53. Rh2) 52... Bxe3 $17 {[%emt 0:00:29]} 53. Bc3 {[%emt 0:00:05]} f5 {[%emt 0:00:05]} 54. Ke1 $2 {[%emt 0:00:04][%mdl 8192]} (54. Bf6 $17) 54... Kg2 $1 {[%emt 0:00:06]} 55. Be5 {[%emt 0:01:30]} Bf2+ $1 {[%emt 0:00:09]} 56. Ke2 $2 {[%emt 0:00:31][%mdl 8192]} (56. Kd1 $17) 56... Bg3 {[%emt 0:00:06]} 57. Bd4 {[%emt 0:00:04] [#]} f4 $1 {[%emt 0:00:06]} 58. Kd3 {[%emt 0:01:16]} f3 {[%emt 0:01:00]} 59. Ke4 {[%emt 0:00:02]} Bf2 {[%emt 0:00:19]} 60. Bc3 {[%emt 0:00:07] [#]} Be3 $2 {[%emt 0:00:10]} (60... Bb6 $1 {mates} 61. Kd5 (61. Be1 Bc7) 61... f2 62. Kc6 Be3 (62... f1=R 63. Kxb6 Rb1+ 64. Kc5 $11) 63. Be5 f1=Q (63... f1=B 64. Kd5 $17) 64. Kd5 Qb5+ 65. Kd6 Bc5+ (65... Bf4 {gets mated.} 66. Bxf4 Qb8+ 67. Ke6 Qxf4 68. Kd5 Kf3 69. Kc6 Qc4+ 70. Kd6 Kf4 71. Ke7 Qc6 72. Kf7 Kf5 73. Kg8 Kf6 74. Kh8 Kg6 75. Kg8 Qe8#) 66. Kd5 Bf2+ 67. Ke6 Qc6+ (67... Qb1 $2 68. Kd5 $19) 68. Kf5 Kf3 69. Bg7 Bh4 70. Ke5 Be7 (70... Qc5+ 71. Ke6 Ke4 72. Bf6 Qc6+ 73. Ke7 Bxf6+ 74. Kf7 Kf5 75. Kf8 Kg6 76. Kg8 Qe8#) 71. Kd4 Bd6 (71... Bf6+ 72. Bxf6 Qxf6+ 73. Kd5 Qd8+ 74. Kc6 Ke3 75. Kc5 Kd3 76. Kb5 Qd6 77. Ka4 Qb6 78. Ka3 Kc3 79. Ka4 Qb4#) (71... Bb4 72. Ke5 Bc3+ 73. Kf5 Qe4+ 74. Kg5 Bxg7 75. Kh5 Qg4#) 72. Kd3 Bb4 73. Bd4 Be1 74. Bh8 Qe4#) 61. Be1 $17 {[%emt 0:00:05]} Bd2 {[%emt 0:00:19]} 62. Bh4 {[%emt 0:00:06]} Bc1 {[%emt 0:00:16]} 63. Kf5 {[%emt 0:00:30]} Be3 {[%emt 0:00:33]} ({Black should play} 63... Kf1 $17) 64. Kg4 $15 {[%emt 0:00:03]} Bf2 {[%emt 0:02:06]} 65. Bf6 {[%emt 0:00:04]} Be1 {[%emt 0:00:35]} 66. Bd4 {[%emt 0:00:04]} Bg3 $1 {[%emt 0:00:15]} 67. Bc5 {[%emt 0:00:05]} Bf2 {[%emt 0:02:43]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.7"]
[White "Vijay, Shreeram P"]
[Black "Sanket Chakravarty"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2025"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,77,25,21,7,20,0,52,0,79,78,70,6,54,0,0,-14,0,3,-1,-18,109,131,250,226,257,252,343,346,314,350,339,322,311,302,318,307,297,296,941,904,904,473,753,697,741,728,788,741,751,803,813,793,954,841,1103,1055,1036,1036,1228,1036,1195,1069,982,904]} 1. e4 {[%emt 0:00:10]} c5 {[%emt 0:04:36]} 2. Nc3 {[%emt 0:00:54]} e6 {[%emt 0:00:18]} 3. Nge2 {[%emt 0:00:21]} Nc6 {[%emt 0:00:34]} 4. g3 {[%emt 0:00:21]} d5 {[%emt 0:00:26]} 5. exd5 {[%emt 0:00:32]} exd5 {[%emt 0:00:28]} 6. d4 {[%emt 0:00:52]} cxd4 {[%emt 0:01:43]} 7. Nxd4 {[%emt 0:00:15]} Nf6 {[%emt 0:00:10]} 8. Bg2 {[%emt 0:06:06]} Bg4 {[%emt 0:00:11]} 9. Nde2 {[%emt 0:03:50][%cal Oe1g1]} Bc5 {[%emt 0:21:59]} 10. h3 {[%emt 0:16:56]} Bf5 {[%emt 0:00:48]} (10... Be6 $11) 11. Bg5 {[%emt 0:14:42]} ({White should play} 11. O-O $14) 11... h6 {[%emt 0:09:57]} (11... d4 $11 12. Nd5 Qa5+ 13. Bd2 Qd8) 12. Bxf6 $16 {[%emt 0:01:10]} Qxf6 {[%emt 0:00:04]} 13. O-O {[%emt 0:08:19]} (13. Bxd5 $2 Bxf2+ 14. Kf1 Bxg3 $19) (13. Nxd5 $14 Qe5 14. g4) 13... O-O {[%emt 0:01:27]} (13... O-O-O $11) 14. Qd2 {[%emt 0:07:04]} (14. Qxd5 $14 Bb6 15. Qb3) 14... Rad8 $11 {[%emt 0:01:13]} 15. a3 {[%emt 0:00:29][%cal Oa1d1]} Qg6 {[%emt 0:09:44]} 16. b4 {[%emt 0:06:56]} Bb6 {[%emt 0:00:53][%cal Bc5b6,Bb6c7,Bc7b8][%mdl 32]} 17. Nxd5 {[%emt 0:01:47]} Rfe8 {[%emt 0:01:23]} (17... Bxc2 $6 18. Nef4 Qh7 19. Rfe1 $16) (17... Be4 $1 $11 18. Bxe4 Qxe4) 18. c4 $16 {[%emt 0:08:01][%cal Bc2c4,Bc4c5][%mdl 32]} Ne5 {[%emt 0:02:42]} (18... Rxe2 $16 19. Qxe2 Bd3) 19. c5 $18 {[%emt 0:04:35]} Bc7 {[%emt 0:09:20][%cal Of5h3]} 20. Nef4 {[%emt 0:05:06] A dynamic duo of knights.} Qg5 {[%emt 0:00:28][%cal Of5h3]} 21. Qc3 {[%emt 0:02:25]} Bb8 {[%emt 0:01:14]} 22. h4 {[%emt 0:01:20]} Qg4 {[%emt 0:00:02]} 23. Ne3 {[%emt 0:02:17]} Nf3+ {[%emt 0:01:47]} 24. Kh1 {[%emt 0:00:02]} Rxe3 {[%emt 0:00:39]} 25. Qxe3 {[%emt 0:00:01]} Nxh4 {[%emt 0:00:22]} 26. Qe7 {[%emt 0:01:41]} Nxg2 $2 {[%emt 0:01:40]} (26... Rd2) 27. Qxd8+ {[%emt 0:00:24]} Kh7 {[%emt 0:00:01]} 28. Kxg2 {[%emt 0:00:37]} (28. Nxg2 $2 {loses.} Qh3+ 29. Kg1 Be4 $19) 28... Be4+ {[%emt 0:09:02]} (28... Bxf4 $142 29. Qh4 Be4+ 30. f3 Qxh4 31. gxh4 Bc6) 29. f3 {[%emt 0:00:06]} Bxf4 {[%emt 0:00:19]} 30. Qh4 $1 {[%emt 0:00:05]} (30. fxe4 $2 {leads to mate.} Qxg3+ 31. Kh1 Qh2#) 30... Qxh4 {[%emt 0:00:10]} 31. gxh4 {[%emt 0:00:02]} Bc6 {[%emt 0:00:06]} 32. a4 {[%emt 0:01:24][%cal Ba3a4,Ba4b5,Bb5b6][%mdl 32]} a6 {[%emt 0:00:01]} 33. Rfb1 {[%emt 0:00:19]} g5 {[%emt 0:00:05]} 34. hxg5 {[%emt 0:00:04]} hxg5 {[%emt 0:00:03]} 35. b5 {[%emt 0:00:22]} axb5 {[%emt 0:00:10]} 36. axb5 {[%emt 0:00:02]} Bd5 {[%emt 0:00:06]} 37. Ra4 {[%emt 0:01:11]} Be3 {[%emt 0:00:25] [#]} 38. c6 $1 {[%emt 0:00:14]} bxc6 {[%emt 0:00:08]} 39. b6 {[%emt 0:00:01]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.8"]
[White "Mayank Chakraborty"]
[Black "Mummana, Venkata Ruthvik"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2457"]
[BlackElo "2186"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,110,0,-2,28,40,29,35,36,21,42,49,40,45,46,44,47,57,62,63,46,50,45,48,50,43,59,54,61,52,62,15,52,62,87,86,79,79,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,110,12,110,0,117,117,117,117,117,117,117,117,164,117,117,117,117,117,412,409,404,400,422,277,279,284,270,285,248,236,503,0,137,0,0,-386,-416]} 1. e4 {[%emt 0:00:02]} e6 {[%emt 0:03:01]} 2. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:33]} 3. e5 {[%emt 0:00:01]} c5 {[%emt 0:00:11]} 4. c3 {[%emt 0:00:02]} Nc6 {[%emt 0:00:32]} 5. Nf3 {[%emt 0:00:01]} Qb6 {[%emt 0:00:35]} 6. a3 {[%emt 0:00:02]} Nh6 {[%emt 0:00:53]} 7. Bd3 {[%emt 0:00:05]} cxd4 {[%emt 0:02:05]} 8. O-O {[%emt 0:00:03]} Bd7 {[%emt 0:02:43]} 9. b4 {[%emt 0:00:02]} Rc8 {[%emt 0:09:36]} 10. Bf4 {[%emt 0:01:25]} Be7 {[%emt 0:13:03]} 11. cxd4 {[%emt 0:02:50]} Nf5 {[%emt 0:09:31]} 12. Bxf5 {[%emt 0:06:46]} exf5 {[%emt 0:02:08]} 13. Nc3 {[%emt 0:00:25]} Be6 $1 {[%emt 0:04:04]} 14. Na4 {[%emt 0:03:25]} Qd8 {[%emt 0:07:42]} 15. Nc5 {[%emt 0:04:18]} Rc7 {[%emt 0:08:13]} 16. Qa4 {[%emt 0:08:22]} b6 {[%emt 0:02:36]} 17. Na6 {[%emt 0:15:20]} Rc8 {[%emt 0:00:13]} 18. Rac1 {[%emt 0:00:46]} Qd7 {[%emt 0:01:09]} 19. b5 {[%emt 0:03:20]} Na5 {[%emt 0:00:56]} 20. Rxc8+ {[%emt 0:00:05]} Qxc8 {[%emt 0:00:06]} 21. Rc1 {[%emt 0:00:09]} Nc4 {[%emt 0:00:22]} 22. Bg5 {[%emt 0:01:21]} Bxg5 {[%emt 0:13:56]} 23. Nxg5 {[%emt 0:00:06]} O-O {[%emt 0:00:15]} 24. Nb4 {[%emt 0:01:53]} Qd7 {[%emt 0:03:29]} 25. Nc6 {[%emt 0:01:03]} (25. Nh3 $1 $14) 25... Ra8 {[%emt 0:04:38]} 26. Nh3 {[%emt 0:08:51]} Qb7 {[%emt 0:02:13]} 27. Nb4 {[%emt 0:01:57]} Rc8 {[%emt 0:04:05] [#]} 28. Rc2 $1 {[%emt 0:06:33]} Nb2 {[%emt 0:02:44]} 29. Qb3 {[%emt 0:00:09]} (29. Rxb2 $2 Rc1+) (29. Rxc8+ Qxc8 30. Qc2 Qxc2 31. Nxc2 Nd1 $17) 29... Rxc2 {[%emt 0:00:13]} 30. Qxc2 {[%emt 0:00:11]} Nc4 {[%emt 0:00:05]} 31. Nf4 {[%emt 0:02:42]} Qd7 {[%emt 0:00:45]} 32. a4 {[%emt 0:01:03]} h6 {[%emt 0:00:32]} 33. h4 {[%emt 0:01:42]} g6 {[%emt 0:00:14]} 34. g3 {[%emt 0:01:19]} Kg7 {[%emt 0:00:39]} 35. Kh2 {[%emt 0:00:51]} Qd8 {[%emt 0:00:24]} 36. Qc1 {[%emt 0:01:31]} Qd7 {[%emt 0:00:45]} 37. Qh1 {[%emt 0:01:45]} Nd2 {[%emt 0:01:37]} 38. Qg2 {[%emt 0:04:08]} (38. Nbxd5 Ne4 39. Nxe6+ fxe6 $17) (38. Qd1 $16 Nc4 39. Qc1) 38... Kh8 {[%emt 0:02:08]} (38... Qe7 $11 {remains equal.} 39. Nbxd5 (39. Nfxd5 Bxd5 40. Nxd5 Qa3 $11) 39... Qb7) 39. Qh1 {[%emt 0:05:59]} (39. Nbxd5 Ne4 $14) 39... Kg7 $1 {[%emt 0:00:01]} 40. Qd1 {[%emt 0:00:31]} (40. Nbxd5 Ne4 41. Nxe6+ Qxe6 $19 (41... fxe6 42. Nf4 $11)) 40... Nc4 {[%emt 0:00:18]} 41. Qc1 {[%emt 0:00:16]} Qd8 {[%emt 0:01:04]} 42. Qc3 {[%emt 0:01:16]} Qd7 {[%emt 0:00:20]} 43. Kg1 {[%emt 0:00:33]} Qd8 {[%emt 0:00:27]} (43... Qb7 $16 44. Qd3 Qd7) 44. Kf1 {[%emt 0:00:42]} (44. Nc6 $18 Qd7 45. Qb4) 44... Qd7 $16 {[%emt 0:00:31]} 45. Qc2 {[%emt 0:01:02]} Qd8 {[%emt 0:00:21]} 46. Ke1 {[%emt 0:00:17]} g5 $2 {[%emt 0:00:51][%mdl 8192]} (46... Qd7 $16 47. Qd1 (47. Qc1 Qd8 $16) 47... Na5) 47. Nh5+ $18 {[%emt 0:00:25]} Kg6 {[%emt 0:00:40]} 48. Nf6 {[%emt 0:00:48]} g4 {[%emt 0:00:29]} 49. Nxg4 {[%emt 0:03:10]} Qe7 {[%emt 0:00:24]} 50. Nc6 {[%emt 0:01:36]} Qa3 {[%emt 0:00:30]} 51. Nf6 $1 {[%emt 0:01:47]} (51. Nxa7 Qa1+ 52. Ke2 Qxd4 $19) 51... Qf3 {[%emt 0:00:39]} 52. Qd1 {[%emt 0:01:43]} Qg2 $2 {[%emt 0:00:29]} (52... Qc3+ {keeps fighting.} 53. Kf1 Kg7 54. Nh5+ (54. Nxa7 Nb2 $16) 54... Kh7) 53. Qh5+ $2 {[%emt 0:03:52]} (53. Qd3 $18 {and White stays clearly on top.}) 53... Kg7 $16 {[%emt 0:00:01]} 54. Ne8+ {[%emt 0:01:07]} (54. Nxa7 $6 Qg1+ 55. Ke2 Nb2 56. Ne8+ Kh7 57. Nf6+ Kg7 58. Ne8+ Kg8 59. Nf6+ (59. Qxh6 $2 Qd1+ 60. Ke3 Nc4+ 61. Kf4 Qg4#) 59... Kg7 $11) ({Only move:} 54. Ke2 $1 $16 {[%cal Oc6e7] Ne7! is the strong threat.} Qh1 55. Nd8 (55. Nxa7 Nb2 $11)) 54... Kh7 $11 {[%emt 0:00:20]} 55. Nd6 $2 {[%emt 0:01:09][%mdl 8192]} (55. Nxa7 Qh1+ 56. Ke2 Qe4+ 57. Kd1 (57. Kf1 Nd2+ 58. Kg1 Qe1+ 59. Kh2 Qxf2+ 60. Kh1 Qf1+ 61. Kh2 Nf3+) 57... Qxd4+ 58. Ke1 Nxe5 (58... Qxe5+ $2 59. Kf1 $19) 59. Nf6+ (59. Nc6 $2 Qc3+ 60. Kd1 Ng4 $19) 59... Kg7 60. Ne8+ Kf8 $19) ({Resist} 55. Nf6+ $6 Kg7 $16) (55. Ke2 $11 {and White has nothing to worry.} Qe4+ 56. Kd1 Qd3+ 57. Ke1) 55... f4 {[%emt 0:00:46]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.9"]
[White "Rios Gomez, Cristhian Camilo"]
[Black "Aditya Varun Gampa"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2435"]
[BlackElo "2180"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,90,0,15,27,29,-5,-12,-20,8,0,23,17,10,-33,7,0,68,38,41,34,35,39,50,-20,-6,-47,-47,-34,-38,-113,-106,-109,-72,-81,-87,-109,-119,-137,-129,-147,-122,-118,-116,-204,-191,-212,-225,-217,-222,-227,-203,-197,-200,-214,-203,-220,-204,-211,-199,-198,-174,-183,-154,-155,-104,-143,-164,-157,-8,-8,-43,-40,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:03:46]} Nf6 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:09]} d5 {[%emt 0:00:07]} 3. Bf4 {[%emt 0:00:09][%cal Bc1f4,Bf4g3,Bg3h4,Bh4f6][%mdl 32]} e6 {[%emt 0:01:19]} 4. e3 {[%emt 0:00:40]} c5 {[%emt 0:00:03]} 5. Nbd2 {[%emt 0:01:24]} Nc6 {[%emt 0:00:23]} 6. c3 {[%emt 0:00:17]} cxd4 {[%emt 0:01:25]} 7. exd4 {[%emt 0:00:14]} Nh5 {[%emt 0:00:11]} 8. Bg3 {[%emt 0:02:57]} g6 {[%emt 0:02:25]} 9. Bh4 {[%emt 0:01:09]} Qc7 {[%emt 0:03:33]} (9... f6 $5) 10. g4 {[%emt 0:07:33]} Nf4 {[%emt 0:00:39]} 11. Bf6 {[%emt 0:03:13]} Rg8 {[%emt 0:00:02]} 12. Qc2 {[%emt 0:02:57]} Bd7 {[%emt 0:02:32]} 13. O-O-O {[%emt 0:02:13]} Bd6 {[%emt 0:12:16]} (13... Bg7 $11 14. Bxg7 Rxg7) 14. Kb1 {[%emt 0:12:16]} h5 {[%emt 0:05:51]} 15. h3 {[%emt 0:01:25]} Be7 {[%emt 0:01:36]} 16. Bxe7 {[%emt 0:00:41]} Kxe7 {[%emt 0:04:40]} 17. g5 {[%emt 0:00:23]} (17. Nb3 $14) 17... e5 $1 $11 {[%emt 0:02:41]} 18. Qb3 {[%emt 0:00:42]} exd4 {[%emt 0:03:13]} 19. Nxd4 {[%emt 0:02:20]} Kf8 {[%emt 0:00:42]} 20. Nxc6 {[%emt 0:11:27]} ({White should try} 20. Qa4 $15) 20... bxc6 $17 {[%emt 0:00:26]} 21. c4 {[%emt 0:00:28]} Kg7 {[%emt 0:01:40]} 22. Qc3+ {[%emt 0:02:41]} Kh7 {[%emt 0:00:56]} 23. cxd5 {[%emt 0:00:17]} Bf5+ {[%emt 0:00:35]} 24. Ka1 {[%emt 0:00:08]} Nxd5 {[%emt 0:00:08]} 25. Qc4 {[%emt 0:07:54]} Rgd8 {[%emt 0:10:27]} 26. Bg2 {[%emt 0:02:59]} Rab8 {[%emt 0:01:22]} 27. Bxd5 {[%emt 0:02:42]} (27. Ne4 $17 Bxe4 28. Qxe4) 27... Rxd5 $19 {[%emt 0:00:51]} 28. Ne4 {[%emt 0:00:07]} Bxe4 {[%emt 0:07:00]} 29. Qxe4 {[%emt 0:00:06]} Rxg5 {[%emt 0:01:32]} 30. Rd3 {[%emt 0:00:08]} Qe5 {[%emt 0:05:59]} 31. Qxe5 {[%emt 0:01:01]} Rxe5 {[%emt 0:00:02][%mdl 4096] Endgame KRR-KRR. Black is a pawn up.} 32. Rd7 {[%emt 0:00:46]} Kg7 {[%emt 0:01:11]} 33. f4 {[%emt 0:00:10]} Rf5 {[%emt 0:03:26]} 34. Rxa7 {[%emt 0:00:24]} Rxf4 {[%emt 0:00:08]} 35. Rc7 {[%emt 0:00:12]} Rf2 {[%emt 0:01:19]} 36. b3 {[%emt 0:00:19]} Ra8 {[%emt 0:02:16]} 37. a4 {[%emt 0:00:06][%cal Ba2a4,Ba4a5][%mdl 32]} Ra6 {[%emt 0:05:13]} (37... Rf3 38. Ka2 Rb8) 38. Rc1 {[%emt 0:00:12]} Rf3 {[%emt 0:01:00][%csl LRb3,LRh3]} 39. Kb2 {[%emt 0:00:05]} Rb6 {[%emt 0:01:02]} ({Better is} 39... Rxh3 $17 {Threatens to win with ...Rb6.} 40. R7xc6 Ra8) 40. Rc3 $11 {[%emt 0:00:08]} Rxc3 {[%emt 0:00:05]} 41. Kxc3 {[%emt 0:00:04]} g5 {[%emt 0:00:27]} 42. a5 {[%emt 0:00:33]} Ra6 {[%emt 0:01:23]} 43. b4 {[%emt 0:00:05]} Kf6 {[%emt 0:06:54]} 44. Kd3 {[%emt 0:04:39]} Ke6 {[%emt 0:00:45]} 45. Kd4 {[%emt 0:00:04]} f6 {[%emt 0:03:12]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.10"]
[White "Fedorov, Alexei"]
[Black "Sri Sai Baswanth P"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2409"]
[BlackElo "2161"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,57,46,23,28,32,31,39,28,26,45,35,39,27,32,30,39,33,29,37,50,35,31,15,33,35,51,45,75,47,57,39,67,62,60,72,83,0,0,0,0,7,241,247,228,244,227,222]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:20]} 2. Nf3 {[%emt 0:00:40]} e6 {[%emt 0:00:11]} 3. d4 {[%emt 0:01:17]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:15]} 5. Nc3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:06]} 6. Ndb5 {[%emt 0:00:06]} Bc5 {[%emt 0:00:11]} 7. Bf4 {[%emt 0:00:34] Hoping for Nc7+.} O-O $1 {[%emt 0:00:14]} 8. Bc7 {[%emt 0:00:04]} Qe7 {[%emt 0:00:04] Threatens to win with ...d5.} 9. Bd6 $1 {[%emt 0:00:04]} Bxd6 {[%emt 0:00:05]} 10. Qxd6 {[%emt 0:00:04]} Qd8 {[%emt 0:00:08]} 11. O-O-O {[%emt 0:00:34]} a6 {[%emt 0:00:09]} 12. Nd4 $1 {[%emt 0:00:12]} Ne7 {[%emt 0:00:10]} 13. h4 {[%emt 0:00:56]} b5 {[%emt 0:00:17]} 14. a3 {[%emt 0:00:29]} Bb7 {[%emt 0:00:43]} 15. f3 {[%emt 0:00:09]} h5 {[%emt 0:05:27]} 16. Be2 {[%emt 0:05:50]} Re8 {[%emt 0:18:10]} 17. Nb3 {[%emt 0:02:19] Nc5 is in the air} Qb8 {[%emt 0:06:56]} 18. Na5 {[%emt 0:04:45]} Bc6 {[%emt 0:02:27]} 19. Qxb8 {[%emt 0:02:49]} Raxb8 {[%emt 0:01:00]} 20. Rd6 {[%emt 0:02:34]} Rec8 {[%emt 0:09:06]} 21. Rhd1 {[%emt 0:01:23]} Kf8 {[%emt 0:04:07]} 22. Na2 {[%emt 0:08:04] White is much more active.} Ne8 {[%emt 0:01:14]} 23. R6d2 {[%emt 0:01:51]} d5 {[%emt 0:01:54] [#]} 24. Nb4 {[%emt 0:17:06]} ({White should play} 24. Nxc6 $1 $16 Rxc6 25. Nb4) 24... dxe4 $11 {[%emt 0:02:09]} 25. Naxc6 {[%emt 0:01:19]} (25. Nxa6 exf3 26. gxf3 Rb6 27. Nxc6 Rcxc6) 25... Nxc6 {[%emt 0:00:16]} 26. Nxa6 {[%emt 0:00:06][%cal Bb4a6,Ba6b8,Bb8d7][%mdl 32]} exf3 $2 {[%emt 0:00:49]} (26... e3 $1 $11 {and Black is okay.} 27. Rd7 Rb6) 27. Nxb8 $18 {[%emt 0:00:34]} ({Less strong is} 27. Bxf3 Rb6 28. Nc5 Ne5 29. Nd7+ Nxd7 30. Rxd7 g6 $14) 27... fxe2 {[%emt 0:01:44]} 28. Nd7+ {[%emt 0:00:05]} Ke7 {[%emt 0:00:49]} 29. Rxe2 {[%emt 0:00:06]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.11"]
[White "Shahil Dey"]
[Black "Jval Saurin Patel"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2374"]
[BlackElo "2064"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,63,0,20,13,10,14,8,-7,41,45,43,54,45,32,65,31,31,36,62,35,80,41,37,50,9,0,0,0,401,413,581,572,749,758,762,754,695,692,2104,1478,1506,1517,1437,1385,29979,29980,29985,1605,29985,3887]} 1. e4 {[%emt 0:03:09][%cal Be2e4,Be4e5][%mdl 32]} e6 {[%emt 0:00:16]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:04]} 3. Nd2 {[%emt 0:00:06]} Nf6 {[%emt 0:01:04]} 4. e5 {[%emt 0:00:05]} Nfd7 {[%emt 0:00:03]} 5. f4 {[%emt 0:00:05]} c5 {[%emt 0:00:04]} 6. c3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:07]} 7. Ndf3 {[%emt 0:00:05]} Qb6 {[%emt 0:00:07]} 8. a3 {[%emt 0:00:04]} a5 {[%emt 0:00:05]} 9. b3 {[%emt 0:00:03]} Be7 {[%emt 0:00:10]} 10. h4 {[%emt 0:00:16]} h6 {[%emt 0:04:23]} 11. h5 {[%emt 0:00:28] The position is equal.} f6 {[%emt 0:03:35]} (11... Rb8 $11) 12. Bd3 $14 {[%emt 0:00:15]} O-O {[%emt 0:00:18]} 13. Ne2 {[%emt 0:00:35][%cal Bg1e2,Be2g3,Bg3e4,Be4c5,Bc5e6][%mdl 32]} Qc7 {[%emt 0:02:02]} 14. Bb1 {[%emt 0:03:21]} b5 {[%emt 0:02:00]} 15. Qc2 {[%emt 0:01:44]} f5 {[%emt 0:00:13] [#]} 16. g4 $1 $36 {[%emt 0:00:06][%mdl 2048] White is more active.} Nb6 {[%emt 0:04:30]} (16... cxd4 17. cxd4) 17. Rg1 {[%emt 0:06:18]} Bd7 {[%emt 0:03:07]} 18. Ng3 {[%emt 0:01:33][%cal Rg4f5] gxf5 would now be deadly.} cxd4 {[%emt 0:09:13]} 19. gxf5 {[%emt 0:03:30]} exf5 {[%emt 0:01:04]} 20. cxd4 {[%emt 0:06:51]} Rac8 {[%emt 0:03:04]} 21. Be3 {[%emt 0:00:08] Strongly threatening Qg2.} Na7 $2 {[%emt 0:02:46][%mdl 8192] [#]} (21... a4 $11 {and Black stays safe.}) 22. Qg2 $1 $18 {[%emt 0:06:10]} Bd8 {[%emt 0:37:25] [#]} (22... Qc3+ 23. Ke2 Qxa1 24. Nxf5 Qb2+ 25. Bd2 $18) (22... a4 $142 23. Nxf5 Bb4+ 24. axb4 Bxf5 25. Bxf5 Rxf5) 23. Ne4 $1 {[%emt 0:12:35][%csl Gg1][%cal Rg2g7][%mdl 512]} Be6 {[%emt 0:05:46]} (23... Be8 24. Nd6) 24. Nc5 {[%emt 0:00:27]} Re8 {[%emt 0:00:06][%cal Bf8e8,Be8e6,Be6e7,Be7c7][%mdl 32]} 25. Nxe6 {[%emt 0:00:57]} Rxe6 {[%emt 0:00:05]} 26. Bxf5 {[%emt 0:00:09]} Re7 {[%emt 0:01:49]} 27. Rc1 {[%emt 0:00:32]} Qxc1+ {[%emt 0:01:30]} 28. Bxc1 {[%emt 0:00:06]} Rxc1+ {[%emt 0:00:06]} 29. Kd2 {[%emt 0:00:05]} Rc6 {[%emt 0:00:05]} 30. e6 {[%emt 0:00:52]} Kf8 {[%emt 0:03:54]} 31. Ne5 {[%emt 0:00:06]} (31. Qg6 $142 Rcxe6 32. Bxe6 Rc7 33. Re1 Nc4+ 34. bxc4 Bh4 35. Nxh4 Re7 36. Re5 (36. cxd5 Nc8 37. Qf5+ Ke8 38. Bxc8 Rxe1 39. Ng6 Rd1+ 40. Kxd1 Kd8 41. Qd7#) (36. Qf5+ Ke8 37. Qxd5 Rxe6 38. Rxe6+ Kf7 39. Qf5+ Kg8 40. Re8#) 36... Rc7 37. Bxd5 (37. cxd5 Rb7) 37... Re7 38. Rf5+ Rf7 39. Qxf7#) 31... Rec7 {[%emt 0:00:18]} 32. Nd7+ {[%emt 0:00:31] Weighted Error Value: White=0.07 (flawless) /Black=1.21.  Loses game:     	---       	Black=1      Mistake:       	---       	Black=2      Inaccurate:     	White=3     	Black=4      OK:         	White=8     	Black=4      Best:        	---       	Black=1      Strong:       	White=1     	---        Brilliant:      	White=1     	---} (32. Qg6 $142 Bf6 33. Nd7+ Ke7 34. Nxf6 (34. Qf7+ Kd6 $18) 34... gxf6 35. Qf7+ (35. Qxh6 Rxe6 36. Rg7+ Kd6 $18) 35... Kd6 36. e7 (36. Qxf6 Rc2+ 37. Bxc2 Re7 $18) 36... Rc2+ 37. Bxc2) 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.12"]
[White "Varun, V."]
[Black "Venkatesh, M.R."]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2173"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,61,20,12,32,18,10,11,44,36,46,45,47,30,32,50,43,45,35,32,51,59,97,59,65,59,66,52,61,32,50,50,47,39,52,0,0,0,35,0,0,0,43,0,0,0,46,0,0,0]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:02:16]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:04]} 3. Bb5 {[%emt 0:00:05]} g6 {[%emt 0:00:40]} 4. O-O {[%emt 0:00:33]} Bg7 {[%emt 0:00:07]} 5. Re1 {[%emt 0:00:23]} e5 {[%emt 0:10:14]} 6. Bxc6 {[%emt 0:00:10]} dxc6 {[%emt 0:00:11]} 7. d3 {[%emt 0:00:29]} Qe7 {[%emt 0:04:26]} 8. a3 {[%emt 0:00:31][%cal Ob2b4]} a5 {[%emt 0:02:17]} 9. Nbd2 {[%emt 0:06:36]} Be6 {[%emt 0:04:21]} 10. Nc4 {[%emt 0:00:48]} f6 {[%emt 0:06:34]} 11. Be3 {[%emt 0:01:05]} b5 {[%emt 0:23:34]} 12. Ncd2 {[%emt 0:00:06]} Nh6 {[%emt 0:00:12][%cal Bg8h6,Bh6f7,Bf7d6][%mdl 32]} 13. h3 {[%emt 0:14:13] Prevents Ng4} Nf7 {[%emt 0:02:49]} 14. Nb3 {[%emt 0:03:27]} c4 {[%emt 0:02:04]} 15. dxc4 {[%emt 0:05:05]} Bxc4 {[%emt 0:05:39]} 16. Nfd2 {[%emt 0:00:08]} Be6 {[%emt 0:01:52]} 17. a4 {[%emt 0:02:23]} b4 {[%emt 0:02:36]} 18. Qe2 {[%emt 0:09:16]} Nd6 $1 {[%emt 0:01:23] Inhibits Nc4.} 19. Bb6 {[%emt 0:02:00]} O-O {[%emt 0:11:25]} 20. Nxa5 {[%emt 0:03:23][%cal Od2b3]} Rfb8 $1 {[%emt 0:00:51]} 21. Nac4 {[%emt 0:13:49]} ({Much worse is} 21. Nxc6 Qb7 22. Nxb8 Qxb6 $15) 21... Nxc4 {[%emt 0:01:05]} 22. Nxc4 {[%emt 0:00:07]} Qf7 {[%emt 0:00:48]} 23. Nd6 {[%emt 0:00:23]} Qd7 {[%emt 0:00:06]} 24. Nc4 {[%emt 0:01:05]} (24. Bc5 $5 Ra5 25. Qe3 $14) 24... Qf7 {[%emt 0:00:56]} 25. Nd6 {[%emt 0:00:05]} Qd7 {[%emt 0:00:03]} 26. Nc4 {[%emt 0:00:05]} (26. Bc5 $5 Ra5 27. Qe3 $11) 26... Qf7 {[%emt 0:00:38]} 27. Nd6 {[%emt 0:00:11]} Qd7 {[%emt 0:00:03]} 28. Nc4 {[%emt 0:00:03] Black must now prevent a5.} (28. Bc5 $5 Ra5 29. Qe3 $14) 28... Qf7 {[%emt 0:00:03]} 29. Nd6 {[%emt 0:00:04]} Qd7 {[%emt 0:00:04]} 30. Nc4 {[%emt 0:00:03]} (30. Bc5 $14 Ra5 31. Qe3) 30... Qf7 $11 {[%emt 0:00:03]} 31. Nd6 {[%emt 0:00:05]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.13"]
[White "Podolchenko, Evgeniy"]
[Black "Shreyash, Singh"]
[Result "1/2-1/2"]
[ECO "E41"]
[WhiteElo "2346"]
[BlackElo "2000"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 25,69,27,34,0,0,0,0,0,0,0,0,-16,-11,-13,-13,-108,-100,-97,-72,-192,-170,-475,-492,-444,-387,-352,-234,-322,-234,-234,-225,-297,-298,-273,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:04]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:03]} 3. Nc3 {[%emt 0:00:04]} Bb4 {[%emt 0:00:04]} 4. e3 {[%emt 0:00:05]} O-O {[%emt 0:00:12]} 5. Bd3 {[%emt 0:00:16]} c5 {[%emt 0:00:07]} 6. Nf3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:35]} 7. O-O {[%emt 0:00:08]} Bxc3 {[%emt 0:00:02]} 8. bxc3 {[%emt 0:00:05]} d6 {[%emt 0:00:03]} 9. e4 {[%emt 0:06:28]} e5 {[%emt 0:00:06]} 10. d5 {[%emt 0:00:24]} Ne7 {[%emt 0:00:04]} 11. Nh4 {[%emt 0:01:25]} h6 {[%emt 0:00:59]} 12. f4 {[%emt 0:02:26]} Ng6 {[%emt 0:00:13]} 13. Nxg6 {[%emt 0:07:40]} fxg6 {[%emt 0:00:07]} 14. fxe5 {[%emt 0:00:36]} dxe5 {[%emt 0:00:07]} 15. Rb1 {[%emt 0:00:54]} Qc7 {[%emt 0:04:58]} 16. Rb2 {[%emt 0:02:02]} Bd7 {[%emt 0:05:32]} 17. Rbf2 {[%emt 0:00:55][%cal Oc1h6]} Qd6 {[%emt 0:05:20]} 18. Qb3 {[%emt 0:03:58]} b6 {[%emt 0:01:07]} 19. Qa3 {[%emt 0:00:24]} (19. Qd1 {feels hotter.} Ng4 20. Rxf8+ Rxf8 21. h4) 19... g5 {[%emt 0:01:33]} 20. h3 {[%emt 0:04:03]} (20. Qb2 $11 {remains equal.}) 20... g4 $17 {[%emt 0:11:57]} 21. hxg4 {[%emt 0:09:19]} Nxg4 {[%emt 0:00:38]} 22. Rxf8+ {[%emt 0:13:31]} (22. Rf3 $17 {was forced.}) 22... Rxf8 $19 {[%emt 0:01:00]} 23. Qxa7 $2 {[%emt 0:00:22]} (23. Rxf8+ Qxf8 24. Qb2 Qf6 $19) (23. Rf3 {was the crucial defense.}) 23... Rxf1+ {[%emt 0:00:34]} 24. Kxf1 {[%emt 0:00:27]} (24. Bxf1 $2 {is the wrong capture.} Qf6) 24... Qf6+ {[%emt 0:00:18]} 25. Ke2 {[%emt 0:00:21]} Qf2+ {[%emt 0:00:39]} 26. Kd1 {[%emt 0:00:02]} Ne3+ {[%emt 0:06:09]} 27. Bxe3 {[%emt 0:02:07]} Bg4+ {[%emt 0:00:08]} 28. Kc1 {[%emt 0:00:03]} Qxe3+ {[%emt 0:00:22][%mdl 4096] Endgame KQB-KQB. White is a pawn up.} 29. Kc2 {[%emt 0:00:02] [#]} Bd1+ $1 {[%emt 0:01:38][%mdl 512]} 30. Kxd1 $11 {[%emt 0:00:02]} Qxd3+ {[%emt 0:00:06]} 31. Kc1 {[%emt 0:00:09]} Qxc3+ {[%emt 0:00:08]} 32. Kb1 {[%emt 0:00:04]} Qe1+ {[%emt 0:00:23]} (32... Qxc4 $5 33. Qb8+ $8 Kh7 34. Qxe5 Qf1+ 35. Kb2 Qxg2+ 36. Ka3 Qf1 $11) 33. Kb2 {[%emt 0:00:18]} Qd2+ {[%emt 0:00:45]} 34. Kb1 {[%emt 0:00:11]} Qd1+ {[%emt 0:00:29]} ({Resist} 34... Qd3+ 35. Kb2 $17) 35. Kb2 {[%emt 0:00:02]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.14"]
[White "Shirliyev, Allayar"]
[Black "Slizhevsky, Alexander"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2196"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,102,29,22,33,28,28,20,21,21,23,32,29,39,25,21,27,42,42,34,21,44,29,57,47,104,91,91,91,93,92,95,95,98,87,95,93,85,90,93,89,95,77,66,69,69,51,52,65,61,44,47,54,54,41,47,41,56,43,42,50,58,56,43,50,51,44,44,19,19,0,0,0,0,0,11,11,13,0,0,-8,15,27,58,8,8,8,8,8,8,8,8,8,8,8,233]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0:00:51]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:14]} 4. Qxd4 {[%emt 0:00:04]} a6 {[%emt 0:00:20]} 5. c4 {[%emt 0:01:59]} Nf6 {[%emt 0:02:05]} 6. Be2 {[%emt 0:01:28]} Nc6 {[%emt 0:01:52]} 7. Qe3 {[%emt 0:00:23]} Bg4 {[%emt 0:03:46]} 8. O-O {[%emt 0:00:37]} e6 {[%emt 0:08:28]} 9. Rd1 {[%emt 0:01:41]} Qc7 {[%emt 0:01:45]} 10. Nc3 {[%emt 0:01:31]} Be7 {[%emt 0:01:56]} 11. b3 {[%emt 0:01:11]} O-O {[%emt 0:01:31]} 12. h3 {[%emt 0:04:10]} Bxf3 {[%emt 0:00:59]} 13. Bxf3 {[%emt 0:00:53]} Rad8 {[%emt 0:06:35]} 14. Bb2 {[%emt 0:01:15]} Rfe8 {[%emt 0:01:04]} 15. Rd2 {[%emt 0:01:45]} Qb8 {[%emt 0:08:26]} 16. Be2 {[%emt 0:08:03]} d5 {[%emt 0:14:16]} 17. cxd5 $16 {[%emt 0:02:59]} exd5 {[%emt 0:00:20]} 18. Nxd5 {[%emt 0:02:06]} Nxd5 {[%emt 0:00:30]} 19. Rxd5 {[%emt 0:01:51]} ({But not} 19. exd5 Bf6 20. Qb6 Bxb2 21. Rxb2 Qe5 $11) 19... Rxd5 {[%emt 0:01:15]} 20. exd5 {[%emt 0:00:05]} Bf6 {[%emt 0:03:36]} 21. Qd2 $1 {[%emt 0:00:32]} Bxb2 {[%emt 0:00:51]} 22. Qxb2 {[%emt 0:00:06]} Ne7 {[%emt 0:00:40]} 23. Bf3 {[%emt 0:02:49]} Nf5 {[%emt 0:00:18]} 24. Rd1 {[%emt 0:02:53]} Qf4 {[%emt 0:04:57]} 25. Qc1 {[%emt 0:06:33]} Qxc1 {[%emt 0:02:49]} 26. Rxc1 {[%emt 0:02:14][%mdl 4096] Endgame KRB-KRN. White is a pawn up.} Kf8 {[%emt 0:00:56]} 27. Kf1 {[%emt 0:00:07]} Nd6 {[%emt 0:01:38]} 28. Rc7 {[%emt 0:02:11]} Re7 {[%emt 0:00:26] Prevents Rd7} 29. Rxe7 {[%emt 0:00:05]} Kxe7 $14 {[%emt 0:00:05] KB-KN. White is a pawn up.} 30. Ke2 {[%emt 0:00:06]} Kf6 $1 {[%emt 0:01:07]} 31. g3 {[%emt 0:01:52]} Ke5 {[%emt 0:01:25]} 32. Ke3 {[%emt 0:00:08]} g5 {[%emt 0:02:38]} 33. Bg2 {[%emt 0:00:09]} Nf5+ {[%emt 0:01:02]} 34. Kd3 {[%emt 0:01:25]} Nd6 {[%emt 0:00:38] Wards off Be4} 35. Kc3 {[%emt 0:05:14]} a5 {[%emt 0:02:43]} 36. a4 {[%emt 0:03:25]} b6 {[%emt 0:02:47]} 37. Bh1 {[%emt 0:03:59]} h5 {[%emt 0:02:31]} 38. Bf3 {[%emt 0:04:03]} h4 {[%emt 0:00:35]} 39. gxh4 {[%emt 0:01:28]} gxh4 {[%emt 0:00:15]} 40. Bg2 {[%emt 0:00:05]} f6 {[%emt 0:02:54][%cal Bf7f6,Bf6f5,Bf5f4][%mdl 32]} 41. Bh1 {[%emt 0:03:28]} f5 {[%emt 0:04:46]} 42. Bg2 {[%emt 0:02:09]} f4 {[%emt 0:00:14]} 43. Bh1 {[%emt 0:01:54]} Nf7 {[%emt 0:00:40]} 44. b4 {[%emt 0:00:13]} axb4+ {[%emt 0:01:23]} 45. Kxb4 {[%emt 0:00:07]} Nd6 {[%emt 0:00:26]} 46. a5 {[%emt 0:00:30]} ({Better is} 46. Kc3 $14) 46... bxa5+ $11 {[%emt 0:00:43]} 47. Kxa5 {[%emt 0:00:09]} Nf7 {[%emt 0:00:44]} 48. Kb5 {[%emt 0:01:33]} Kd6 $1 {[%emt 0:00:17]} 49. Bg2 $1 {[%emt 0:02:25]} Ng5 {[%emt 0:01:49] aiming for ...f3.} 50. Kc4 {[%emt 0:03:31]} f3 {[%emt 0:00:18]} 51. Bf1 {[%emt 0:00:33] and Kd4 would now be decisive} Ke5 $2 {[%emt 0:00:45]} (51... Ne4 $11) 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "6.15"]
[White "Mohamed Anees M"]
[Black "Mohmad, Bashiq Imrose"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2334"]
[BlackElo "1991"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,71,0,0,-14,0,0,27,18,5,17,9,-33,-17,-15,0,-4,8,-31,0,-32,0,-33,0,-20,31,-1,8,-48,0,-20,3,0,0,0,16,42,57,30,29,0,0,0,0,0,12,0,32,20,20,20,60,45,48,54,57,27,68,70,66,89,170,168,460,455]} 1. e4 {[%emt 0:00:07]} c6 {[%emt 0:00:18]} 2. d4 {[%emt 0:00:28]} d5 {[%emt 0:00:08]} 3. e5 {[%emt 0:00:16]} c5 {[%emt 0:00:35]} 4. dxc5 {[%emt 0:00:38]} e6 {[%emt 0:00:08]} 5. a3 {[%emt 0:00:16]} Bxc5 {[%emt 0:00:16]} 6. b4 {[%emt 0:02:17]} Be7 {[%emt 0:00:02]} 7. Nf3 {[%emt 0:00:36]} f6 {[%emt 0:00:10]} 8. Bb2 {[%emt 0:00:55] White has an edge.} a5 {[%emt 0:00:41]} 9. b5 {[%emt 0:01:14]} Nd7 {[%emt 0:00:49]} 10. exf6 {[%emt 0:13:15]} Ngxf6 {[%emt 0:05:15]} 11. Nbd2 {[%emt 0:01:19]} O-O {[%emt 0:00:19][%cal Oe6e5]} 12. Be2 {[%emt 0:01:26]} b6 {[%emt 0:00:28]} 13. O-O {[%emt 0:01:12]} Bb7 {[%emt 0:03:09]} 14. c4 {[%emt 0:04:05]} Nc5 {[%emt 0:00:15]} 15. cxd5 {[%emt 0:14:07]} exd5 {[%emt 0:06:04]} 16. Nd4 {[%emt 0:00:48]} Nfe4 {[%emt 0:11:50]} (16... Qd7 $11) 17. a4 {[%emt 0:09:10]} (17. Nxe4 {seems wilder.} dxe4 18. Nc6 Bxc6 19. bxc6 Nd3 20. Bxd3 exd3 21. Qb3+) 17... Bf6 {[%emt 0:02:33]} 18. Ra3 {[%emt 0:02:19]} (18. Nxe4 $11 dxe4 19. Qc2) 18... Qe8 {[%emt 0:02:53]} 19. Ba1 {[%emt 0:05:37]} Kh8 {[%emt 0:04:12]} 20. N2f3 {[%emt 0:03:14]} Qg6 {[%emt 0:02:25]} 21. Ne1 {[%emt 0:05:05]} Be5 {[%emt 0:06:20][%cal Oe4f2]} (21... Qe8 {simplifies} 22. Nec2 Qe7 23. Nc6 Qd6) 22. Rh3 {[%emt 0:06:46]} Ne6 {[%emt 0:18:45]} 23. Nxe6 {[%emt 0:04:02]} (23. Bh5 {is interesting.} Qf6 24. Nxe6 Qxe6 25. Bg6) 23... Qxe6 {[%emt 0:00:09]} 24. Bxe5 {[%emt 0:10:06]} Qxe5 {[%emt 0:00:03]} 25. Bd3 {[%emt 0:01:03]} h6 {[%emt 0:01:36]} 26. Bc2 {[%emt 0:03:51]} Rae8 {[%emt 0:02:19]} 27. Rf3 {[%emt 0:03:05]} (27. Re3 {keeps more tension.} d4 28. Nf3 Rxf3 29. Rxf3 Nc3 30. Rf5) 27... Ng5 {[%emt 0:12:12]} 28. Rxf8+ {[%emt 0:01:31]} Rxf8 {[%emt 0:00:01]} 29. Nd3 {[%emt 0:00:30]} Qf6 {[%emt 0:00:53]} 30. Qe2 {[%emt 0:01:37]} Ne6 {[%emt 0:12:03]} 31. Bb1 {[%emt 0:00:55]} d4 {[%emt 0:01:18]} 32. f3 {[%emt 0:00:50] Threatens to win with Re1.} Rc8 {[%emt 0:02:36]} 33. Re1 {[%emt 0:00:58]} Bd5 {[%emt 0:00:44]} 34. Ne5 {[%emt 0:00:40]} Nf4 {[%emt 0:00:17] [#] Inhibits Qd3.} (34... Rc3 $16 35. Ng6+ Kg8) 35. Qd2 $1 $18 {[%emt 0:00:14][%cal Od2f4] Black must now prevent Qxf4!} Qg5 {[%emt 0:00:29] [#]} (35... d3) 36. Qxf4 $3 {[%emt 0:00:16][%mdl 512] Weighted Error Value: White=0.12 (very precise) /Black=0.31.  Mistake:       	White=1     	Black=3      Inaccurate:     	White=7     	Black=8      OK:         	White=11    	Black=8      Strong:       	White=1     	---        Brilliant:      	White=1     	---} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "7"]
[White "Rios Gomez, Cristhian Camilo"]
[Black "Aditya Varun Gampa"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2435"]
[BlackElo "2180"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,90,-8,25,32,29,0,-12,-20,1,0,0,0,0,-7,0,-1,51,36,38,36,43,42,57,-31,-33,-40,-53,-26,-33,-98,-91,-101,-63,-60,-73,-125,-122,-110,-124,-152,-136,-113,-112,-197,-195,-211,-221,-218,-222,-216,-189,-203,-196,-198,-164,-218,-204,-181,-178,-193,-208,-179,-188,-162,-107,-159,-154,-157,0,0,0,-62,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:03:46]} Nf6 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:09]} d5 {[%emt 0:00:07]} 3. Bf4 {[%emt 0:00:09][%cal Bc1f4,Bf4g3,Bg3h4,Bh4f6][%mdl 32]} e6 {[%emt 0:01:19]} 4. e3 {[%emt 0:00:40]} c5 {[%emt 0:00:03]} 5. Nbd2 {[%emt 0:01:24]} Nc6 {[%emt 0:00:23]} 6. c3 {[%emt 0:00:17]} cxd4 {[%emt 0:01:25]} 7. exd4 {[%emt 0:00:14]} Nh5 {[%emt 0:00:11]} 8. Bg3 {[%emt 0:02:57]} g6 {[%emt 0:02:25]} 9. Bh4 {[%emt 0:01:09]} Qc7 {[%emt 0:03:33]} 10. g4 {[%emt 0:07:33]} Nf4 {[%emt 0:00:39]} 11. Bf6 {[%emt 0:03:13]} Rg8 {[%emt 0:00:02]} 12. Qc2 {[%emt 0:02:57]} (12. Ne5 $5) 12... Bd7 {[%emt 0:02:32]} 13. O-O-O {[%emt 0:02:13]} Bd6 {[%emt 0:12:16]} (13... Bg7 $11 14. Bxg7 Rxg7) 14. Kb1 {[%emt 0:12:16]} h5 {[%emt 0:05:51]} 15. h3 {[%emt 0:01:25]} Be7 {[%emt 0:01:36]} 16. Bxe7 {[%emt 0:00:41]} Kxe7 {[%emt 0:04:40]} 17. g5 {[%emt 0:00:23]} ({Better is} 17. Nb3 $14) 17... e5 $1 $15 {[%emt 0:02:41]} 18. Qb3 {[%emt 0:00:42]} exd4 {[%emt 0:03:13]} 19. Nxd4 {[%emt 0:02:20]} Kf8 {[%emt 0:00:42]} 20. Nxc6 {[%emt 0:11:27]} (20. Qa4 $15) 20... bxc6 $17 {[%emt 0:00:26]} 21. c4 {[%emt 0:00:28]} Kg7 {[%emt 0:01:40]} 22. Qc3+ {[%emt 0:02:41]} Kh7 {[%emt 0:00:56][%cal Od5d4]} 23. cxd5 {[%emt 0:00:17]} (23. Ka1 $142) 23... Bf5+ {[%emt 0:00:35]} 24. Ka1 {[%emt 0:00:08]} Nxd5 {[%emt 0:00:08]} 25. Qc4 {[%emt 0:07:54]} Rgd8 {[%emt 0:10:27]} 26. Bg2 {[%emt 0:02:59]} Rab8 {[%emt 0:01:22]} 27. Bxd5 {[%emt 0:02:42]} (27. Ne4 $17 Bxe4 28. Bxe4) 27... Rxd5 $19 {[%emt 0:00:51]} 28. Ne4 {[%emt 0:00:07]} Bxe4 {[%emt 0:07:00]} 29. Qxe4 {[%emt 0:00:06]} Rxg5 {[%emt 0:01:32]} 30. Rd3 {[%emt 0:00:08]} Qe5 {[%emt 0:05:59]} 31. Qxe5 {[%emt 0:01:01]} Rxe5 {[%emt 0:00:02][%mdl 4096] Endgame KRR-KRR. Black is a pawn up.} 32. Rd7 {[%emt 0:00:46]} Kg7 {[%emt 0:01:11]} 33. f4 {[%emt 0:00:10]} (33. Rxa7 {is a better defense.} Re2 34. b3) 33... Rf5 {[%emt 0:03:26]} 34. Rxa7 {[%emt 0:00:24]} Rxf4 {[%emt 0:00:08]} 35. Rc7 {[%emt 0:00:12]} Rf2 {[%emt 0:01:19]} 36. b3 {[%emt 0:00:19]} Ra8 {[%emt 0:02:16]} 37. a4 {[%emt 0:00:06][%cal Ba2a4,Ba4a5][%mdl 32]} Ra6 {[%emt 0:05:13]} (37... Rf3 $19 38. Ka2 Rb8) 38. Rc1 {[%emt 0:00:12]} (38. h4 $142) 38... Rf3 $17 {[%emt 0:01:00][%csl LRb3,LRh3]} 39. Kb2 {[%emt 0:00:05]} Rb6 {[%emt 0:01:02]} (39... Rxh3 $17 {Strongly threatening ...Rb6.} 40. R7xc6 Rxc6 41. Rxc6 h4) 40. Rc3 $15 {[%emt 0:00:08]} Rxc3 {[%emt 0:00:05]} 41. Kxc3 {[%emt 0:00:04]} g5 {[%emt 0:00:27]} ({Black should try} 41... Ra6 $15) 42. a5 $11 {[%emt 0:00:33]} Ra6 {[%emt 0:01:23]} 43. b4 {[%emt 0:00:05]} Kf6 {[%emt 0:06:54]} 44. Kd3 {[%emt 0:04:39]} Ke6 {[%emt 0:00:45]} 45. Kd4 {[%emt 0:00:04]} f6 {[%emt 0:03:12]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.05"]
[Round "7"]
[White "Sammed Jaykumar, Shete"]
[Black "Siddharth, Jagadeesh"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2379"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,61,13,15,-15,-4,-13,-8,-12,-7,-8,0,7,0,0,-8,-10,0,0,-10,-11,-12,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:13]} b6 {[%emt 0:00:06]} 3. Bg5 {[%emt 0:00:35]} Bb7 {[%emt 0:00:07]} 4. Nbd2 {[%emt 0:00:18]} d6 {[%emt 0:00:07]} 5. Bxf6 {[%emt 0:01:37]} exf6 {[%emt 0:00:57] The position is equal.} 6. g3 {[%emt 0:04:57]} g6 {[%emt 0:03:08]} 7. Bg2 {[%emt 0:00:40]} Bg7 {[%emt 0:00:07]} 8. O-O {[%emt 0:02:09]} O-O {[%emt 0:00:06]} 9. e4 {[%emt 0:04:49]} c5 {[%emt 0:16:38]} 10. c3 {[%emt 0:03:45]} Nc6 {[%emt 0:00:46]} 11. Nc4 {[%emt 0:04:38]} cxd4 {[%emt 0:06:39]} 12. Nxd4 {[%emt 0:01:45]} Nxd4 {[%emt 0:00:54]} 13. Qxd4 {[%emt 0:19:19]} f5 {[%emt 0:18:40]} 14. Qd1 {[%emt 0:05:54]} Qc7 {[%emt 0:07:32]} 15. Nd2 {[%emt 0:01:51][%cal Bc4d2,Bd2e4,Be4g5][%mdl 32]} fxe4 {[%emt 0:03:43]} 16. Nxe4 {[%emt 0:00:07]} d5 {[%emt 0:00:11]} 17. Ng5 {[%emt 0:00:45]} d4 {[%emt 0:06:35]} 18. Bxb7 {[%emt 0:00:13]} Qxb7 {[%emt 0:00:04]} 19. cxd4 {[%emt 0:00:05]} Rad8 {[%emt 0:00:03]} 20. Nf3 {[%emt 0:00:08]} Qd5 {[%emt 0:00:09]} 21. Qb3 {[%emt 0:00:17]} Bxd4 {[%emt 0:00:09]} 22. Nxd4 {[%emt 0:00:06]} Qxd4 {[%emt 0:00:02]} 23. Rad1 {[%emt 0:00:06]} Qf6 {[%emt 0:00:05]} 24. Rfe1 {[%emt 0:00:08]} Rxd1 {[%emt 0:00:04]} 25. Rxd1 {[%emt 0:00:05]} Rd8 {[%emt 0:00:03]} 26. Rxd8+ {[%emt 0:00:07]} Qxd8 $11 {[%emt 0:00:03] KQ-KQ} 27. Kg2 {[%emt 0:00:06]} Qd4 {[%emt 0:00:04]} 28. h4 {[%emt 0:00:05]} Qe4+ {[%emt 0:00:04]} 29. Kg1 {[%emt 0:00:04]} Qe1+ {[%emt 0:00:03]} 30. Kg2 {[%emt 0:00:04]} Qe4+ {[%emt 0:00:02]} 31. Kg1 {[%emt 0:00:04] Not much happened in this game.   Weighted Error Value: White=0.02 (flawless) /Black=0.02 (flawless) .  OK:         	White=10    	Black=8      Best:        	White=3     	---} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.2"]
[White "Siddharth, Jagadeesh"]
[Black "Kaustuv, Kundu"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2515"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,60,17,14,21,21,12,19,24,16,0,12,11,28,-2,23,15,20,10,18,10,12,12,10,17,10,19,47,10,18,16,49,53,52,53,70,79,63,60,52,0,0,0,0,0,0,0,11,6,87,0,6,4,10]} 1. e4 {[%emt 0:00:40]} e5 {[%emt 0:04:39]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:07]} 3. Bc4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:27]} 4. d3 {[%emt 0:00:05]} Bc5 {[%emt 0:00:05]} 5. a4 {[%emt 0:00:10]} d6 {[%emt 0:01:30]} 6. a5 {[%emt 0:00:13]} a6 {[%emt 0:01:27]} 7. c3 {[%emt 0:00:06]} h6 {[%emt 0:02:57]} 8. O-O {[%emt 0:00:21]} O-O {[%emt 0:00:55]} 9. h3 {[%emt 0:00:17]} Ba7 {[%emt 0:00:44]} 10. Be3 {[%emt 0:00:28]} Be6 {[%emt 0:06:09]} 11. Nbd2 {[%emt 0:10:49]} Bxc4 {[%emt 0:06:04]} 12. Nxc4 {[%emt 0:00:30]} Re8 {[%emt 0:00:09]} 13. Bxa7 {[%emt 0:13:05]} Rxa7 {[%emt 0:00:32]} 14. Re1 {[%emt 0:00:08]} Ra8 {[%emt 0:03:01][%cal Ba7a8,Ba8b8,Bb8d8,Bd8d3][%mdl 32]} 15. Ne3 {[%emt 0:10:21]} Rb8 {[%emt 0:12:40]} 16. b4 {[%emt 0:11:32]} d5 {[%emt 0:04:51][%cal Bd6d5,Bd5d4][%mdl 32]} 17. Qc2 {[%emt 0:00:10]} d4 {[%emt 0:04:44]} 18. Nc4 {[%emt 0:00:50]} (18. cxd4 {is interesting.} exd4 19. Nf5 Nxb4 20. Qc4) 18... Qd7 {[%emt 0:07:27]} 19. Rab1 {[%emt 0:05:22]} Rbd8 {[%emt 0:01:33]} 20. b5 {[%emt 0:05:40]} axb5 {[%emt 0:00:22]} 21. Rxb5 {[%emt 0:00:06]} dxc3 {[%emt 0:00:27]} 22. Qxc3 {[%emt 0:09:58]} Qxd3 {[%emt 0:01:27]} 23. Qxd3 {[%emt 0:01:32]} Rxd3 {[%emt 0:00:06]} 24. Ncxe5 {[%emt 0:00:12]} ({White should try} 24. Rxb7 $14 Rc3 25. Nfd2) 24... Nxe5 {[%emt 0:01:08]} 25. Nxe5 {[%emt 0:00:10]} Rd4 {[%emt 0:11:13]} 26. f3 {[%emt 0:03:07][%cal Oe5g4]} c6 {[%emt 0:03:58]} 27. Rc5 {[%emt 0:00:31][%cal Oa5a6]} Ra8 {[%emt 0:03:45]} 28. Rb1 {[%emt 0:02:15]} Ra7 {[%emt 0:00:18] [#]} (28... Nd7 $11 29. Nxd7 Rxd7) 29. Rb2 {[%emt 0:00:49] White is more active.} (29. a6 $1 $16 {[%cal Ra6b7]} bxa6 30. Nxc6 (30. Rxc6 Rd8 $14)) 29... Nd7 {[%emt 0:01:46]} 30. Nxd7 {[%emt 0:00:05]} Rxd7 {[%emt 0:00:04] Weighted Error Value: White=0.12 (very precise) /Black=0.12 (very precise) .  Mistake:       	White=2     	Black=1      Inaccurate:     	White=2     	Black=2      OK:         	White=7     	Black=6      Best:        	White=1     	Black=1} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.3"]
[White "Vijay, Shreeram P"]
[Black "Iniyan, Pa"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2025"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "164"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 42,164,77,81,68,71,56,67,62,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-62,-55,-58,-62,-55,-58,-108,-98,-158,-140,-192,-133,-132,-132,-130,-132,-139,-125,-139,-116,-125,-132,-132,-100,-100,-47,-144,-144,-161,-146,-172,-172,-147,-147,-147,-147,-147,-147,-147,-147,-147,-147,-184,-147,-184,-147,-184,-184,-184,-184,-184,-184,-184,-184,-184,-184,-184,-184,-184,-184,-183,-184,-183,-162,-162,-162,-168,-155,-189,-189,-202,-202,-202,-202,-482,-478,-454,-389,-461,-453,-829,-825,-744,-732,-674,-650,-536,-499,-5640,-5724,-4140,-1894,-5089,-5406,-2191,-1543,-773,-504,-2172,-2102]} 1. e4 {[%emt 0:00:08]} c5 {[%emt 0:07:42]} 2. Nc3 {[%emt 0:00:44]} Nc6 {[%emt 0:00:41]} 3. f4 {[%emt 0:00:22]} g6 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:20]} Bg7 {[%emt 0:00:06]} 5. a4 {[%emt 0:01:10]} e6 {[%emt 0:01:28]} 6. e5 {[%emt 0:00:19]} d6 {[%emt 0:05:12]} 7. Bb5 {[%emt 0:00:23]} Nge7 {[%emt 0:00:07]} 8. Ne4 {[%emt 0:00:11]} dxe5 {[%emt 0:00:11]} 9. fxe5 {[%emt 0:00:07]} O-O {[%emt 0:01:57]} 10. Nf6+ {[%emt 0:00:05]} Kh8 {[%emt 0:01:11]} 11. d4 {[%emt 0:00:06]} Nd5 {[%emt 0:26:54]} 12. Bxc6 {[%emt 0:00:51]} bxc6 {[%emt 0:02:18]} 13. dxc5 {[%emt 0:00:48]} Qa5+ {[%emt 0:18:24]} 14. Bd2 {[%emt 0:03:34]} Qxc5 {[%emt 0:00:09]} 15. Ne4 {[%emt 0:00:09]} Qc4 {[%emt 0:01:30]} 16. Nd6 {[%emt 0:00:13]} Qc5 {[%emt 0:00:04]} 17. c4 {[%emt 0:14:51]} Nb4 {[%emt 0:05:48]} 18. Qb3 {[%emt 0:04:04]} Rb8 {[%emt 0:00:09]} 19. a5 {[%emt 0:09:40]} Ba6 {[%emt 0:06:32]} 20. Ra4 {[%emt 0:09:56]} Nd5 {[%emt 0:01:51]} 21. Ne4 {[%emt 0:02:57]} Qe7 {[%emt 0:01:47]} (21... Rxb3 $11 {is superior.} 22. Nxc5) 22. Qc2 $16 {[%emt 0:02:58]} Nb4 {[%emt 0:01:26]} 23. Qc3 {[%emt 0:00:46]} c5 {[%emt 0:00:08]} 24. Be3 $1 {[%emt 0:03:53]} Rfc8 {[%emt 0:06:19]} 25. Nxc5 {[%emt 0:19:18]} (25. O-O $14) 25... Rxc5 $11 {[%emt 0:00:13]} 26. Rxb4 {[%emt 0:00:04]} Rbc8 $1 {[%emt 0:00:58]} (26... Rxb4 27. Qxb4 Rc7 28. Qxe7 Rxe7 29. c5 $16) 27. Bxc5 {[%emt 0:02:02]} Qxc5 {[%emt 0:00:05]} 28. Ra4 {[%emt 0:17:54]} Bxc4 {[%emt 0:02:58]} 29. b3 {[%emt 0:01:40]} Bxb3 $1 {[%emt 0:00:46]} 30. Qxb3 {[%emt 0:00:06]} Qc1+ $1 {[%emt 0:00:15]} 31. Kf2 $1 {[%emt 0:00:05]} (31. Qd1 $2 Qe3+ 32. Kf1 Rc1 $19 (32... Bxe5 33. Ne1 $16)) 31... Qxh1 {[%emt 0:00:41]} 32. Rc4 {[%emt 0:00:03]} Rf8 {[%emt 0:00:55]} 33. Rc7 {[%emt 0:00:56]} (33. Qb2 $11 Bh6 34. Rc7) 33... Qa1 $15 {[%emt 0:02:29]} 34. Qc3 {[%emt 0:03:13]} Qa2+ {[%emt 0:01:34]} 35. Kg3 {[%emt 0:00:09]} a6 {[%emt 0:00:12]} 36. Qb4 {[%emt 0:03:18]} (36. Rc5 $15) 36... Kg8 {[%emt 0:01:09]} 37. Ra7 {[%emt 0:00:42]} ({White should play} 37. Rc5) 37... Qd5 {[%emt 0:01:24]} 38. Qd6 {[%emt 0:00:26]} (38. Qc3 $17) 38... Qxa5 {[%emt 0:00:28]} ({Better is} 38... Qe4 $19 {[%cal Og6g5] aiming for ...g5!.} 39. Rd7 h5) 39. Rxa6 $17 {[%emt 0:00:01]} Qc3 {[%emt 0:00:26]} 40. Ra7 {[%emt 0:01:03]} Qe3 {[%emt 0:00:57]} 41. Rd7 {[%emt 0:00:15]} h6 {[%emt 0:01:49]} 42. h3 {[%emt 0:00:49]} Kh7 {[%emt 0:01:27]} 43. Qd4 {[%emt 0:00:39]} Qxd4 {[%emt 0:00:28]} 44. Rxd4 {[%emt 0:00:02]} g5 {[%emt 0:00:07]} 45. h4 {[%emt 0:00:14] [#]} Kg6 {[%emt 0:00:49]} (45... gxh4+ $1 $17 46. Rxh4 Rb8) 46. hxg5 {[%emt 0:00:06]} (46. Rg4 $1 $15) 46... hxg5 $17 {[%emt 0:00:06]} 47. Kg4 {[%emt 0:00:26]} Ra8 {[%emt 0:00:26]} 48. Re4 {[%emt 0:00:31]} Ra5 {[%emt 0:00:05]} 49. g3 {[%emt 0:01:44]} Rc5 {[%emt 0:00:47]} 50. Kh3 {[%emt 0:00:34]} Kf5 {[%emt 0:01:07]} 51. Rg4 {[%emt 0:00:12]} Bh6 {[%emt 0:00:14]} 52. Ra4 {[%emt 0:00:35]} Rc3 {[%emt 0:00:12]} 53. g4+ {[%emt 0:00:36]} Kg6 {[%emt 0:00:06]} 54. Kg3 {[%emt 0:00:17]} Rc5 {[%emt 0:00:04]} 55. Re4 {[%emt 0:00:16]} Bg7 {[%emt 0:00:07]} 56. Re3 {[%emt 0:00:15]} Ra5 {[%emt 0:00:08]} 57. Re4 {[%emt 0:00:01]} Bf8 {[%emt 0:00:12]} 58. Re2 {[%emt 0:01:02]} Bb4 {[%emt 0:01:57]} 59. Re4 {[%emt 0:00:35]} Ba3 {[%emt 0:00:21]} 60. Re1 {[%emt 0:00:10]} Rc5 {[%emt 0:00:09]} 61. Re2 {[%emt 0:00:27]} Bc1 {[%emt 0:00:23]} 62. Kg2 {[%emt 0:00:25]} Bf4 {[%emt 0:00:04]} 63. Kf2 {[%emt 0:00:22]} Kg7 {[%emt 0:00:05]} 64. Kg2 {[%emt 0:01:26]} Ra5 {[%emt 0:00:07]} 65. Kf2 {[%emt 0:00:06]} Kf8 {[%emt 0:00:12]} 66. Kg2 {[%emt 0:00:11]} Ke7 {[%emt 0:00:09]} 67. Kf2 {[%emt 0:00:36]} Kd7 {[%emt 0:00:09]} 68. Kg2 {[%emt 0:00:54]} Kc6 {[%emt 0:00:07]} 69. Rc2+ {[%emt 0:00:42]} Kd5 {[%emt 0:00:08]} 70. Rc7 $2 {[%emt 0:00:34]} (70. Re2 {might work better.}) 70... Ra2+ $19 {[%emt 0:00:50]} (70... Bxe5 71. Rxf7 Bf4 72. Rd7+ Ke4 73. Nd2+ Bxd2 74. Rxd2 $11) 71. Kf1 {[%emt 0:00:49]} Ke4 {[%emt 0:00:07]} (71... Bxe5 72. Rd7+ (72. Rxf7 Ra1+ 73. Ke2 Bf4 $11) 72... Ke4 73. Nxg5+ Kf4 74. Nxf7 $11) 72. Ne1 {[%emt 0:00:29]} Bg3 {[%emt 0:00:38]} (72... Kxe5 73. Rxf7 Be3 74. Nd3+ Ke4 75. Nb4 $17) 73. Ng2 {[%emt 0:00:30]} (73. Rc4+ $142 Kd5 74. Rc1) 73... Rf2+ $19 {[%emt 0:00:35]} 74. Kg1 {[%emt 0:00:02]} Rf3 {[%emt 0:01:17]} ({Stronger than} 74... Kxe5 75. Rc3 $11) 75. Rc4+ {[%emt 0:00:47]} Kd5 {[%emt 0:01:30]} 76. Rc2 {[%emt 0:00:43]} Bxe5 {[%emt 0:00:38]} 77. Rd2+ {[%emt 0:00:22]} (77. Ne1 $142 Rg3+ 78. Rg2) 77... Bd4+ $19 {[%emt 0:00:38]} 78. Kh2 {[%emt 0:00:07]} Ke4 {[%emt 0:00:10]} 79. Re2+ {[%emt 0:00:21]} Kd3 {[%emt 0:01:28]} 80. Ra2 {[%emt 0:00:08]} Be5+ {[%emt 0:00:09]} 81. Kg1 {[%emt 0:00:07]} Rg3 {[%emt 0:00:22]} 82. Ra4 {[%emt 0:01:10]} (82. Kf2 $142 Rxg4 83. Ne1+ Ke4 84. Nc2 Rf4+ 85. Kg2) 82... Bd4+ {[%emt 0:00:17]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.4"]
[White "Vaz, Ethan"]
[Black "Deepan Chakkravarthy J."]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2412"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,74,20,22,11,14,14,10,0,0,0,25,8,14,-29,-30,-24,-32,-19,-25,-36,-29,-26,-25,-24,-29,-24,-25,-72,-9,-70,-63,-58,-52,-52,-57,-73,-74,-131,-128,-105,-106,-105,-127,-108,-100,-122,-122,-116,-127,-121,-126,-172,-110,-201,-93,-191,-96,-168,0,-165,0,-158,0]} 1. e4 {[%emt 0:00:46][%cal Be2e4,Be4e5][%mdl 32]} c5 {[%emt 0:12:47]} 2. Nf3 {[%emt 0:00:20]} e6 {[%emt 0:01:10]} 3. c3 {[%emt 0:00:40]} Nf6 {[%emt 0:00:49]} 4. e5 {[%emt 0:00:06]} Nd5 {[%emt 0:00:04]} 5. d4 {[%emt 0:00:48]} cxd4 {[%emt 0:04:02]} 6. cxd4 {[%emt 0:00:05]} b6 {[%emt 0:04:45]} 7. Bd3 {[%emt 0:14:00]} Ba6 {[%emt 0:01:29]} 8. Bxa6 {[%emt 0:10:35]} Nxa6 {[%emt 0:00:08]} 9. O-O {[%emt 0:02:14]} Be7 {[%emt 0:00:07]} 10. Nbd2 {[%emt 0:10:07]} Nac7 {[%emt 0:07:15]} 11. Ne4 {[%emt 0:04:53]} f5 {[%emt 0:08:55]} 12. Nd6+ {[%emt 0:07:18]} Kf8 $1 {[%emt 0:00:04]} 13. Nd2 {[%emt 0:14:47]} Bxd6 {[%emt 0:19:50]} 14. exd6 {[%emt 0:00:03]} Ne8 {[%emt 0:00:05]} 15. Nc4 {[%emt 0:07:10]} Kg8 {[%emt 0:01:26]} 16. a4 {[%emt 0:06:43]} h6 {[%emt 0:02:03]} 17. b3 {[%emt 0:03:38]} Kh7 {[%emt 0:11:13]} 18. Ba3 {[%emt 0:01:42]} Qh4 {[%emt 0:00:24]} 19. Qd2 {[%emt 0:04:20]} Nef6 {[%emt 0:00:12]} 20. f3 {[%emt 0:02:14]} (20. Ne5 $11 {is more appropriate.}) 20... Rac8 {[%emt 0:06:32]} (20... g5 $17) 21. Qf2 {[%emt 0:01:08]} (21. Rac1 $11) 21... Qxf2+ $15 {[%emt 0:02:57]} 22. Kxf2 {[%emt 0:00:58]} Rc6 {[%emt 0:00:02]} 23. Rfc1 {[%emt 0:02:15]} Rhc8 {[%emt 0:00:04]} 24. Ke1 {[%emt 0:02:05]} Nf4 $1 {[%emt 0:05:23] A dynamic duo of knights.} 25. Ne5 {[%emt 0:01:44] Prevents Nd3+} (25. Kf1 $142) 25... Nxg2+ $17 {[%emt 0:01:02]} 26. Kd2 {[%emt 0:01:25]} Rxc1 {[%emt 0:00:05]} 27. Rxc1 {[%emt 0:00:17]} Rxc1 {[%emt 0:00:18]} 28. Bxc1 {[%emt 0:00:28][%mdl 4096] Endgame KBN-KNN. Black is a pawn up.} Nf4 $1 {[%emt 0:00:30]} 29. b4 {[%emt 0:00:32]} Kg8 {[%emt 0:06:04]} 30. b5 {[%emt 0:00:58][%cal Oe5c6] [#]} Kf8 $1 {[%emt 0:01:03]} 31. Ba3 {[%emt 0:00:44][%cal Oe5c6]} Ke8 {[%emt 0:00:05]} 32. a5 {[%emt 0:00:34] [#]} Kd8 {[%emt 0:01:30]} (32... bxa5 33. Bc5 $17) (32... N4d5 $1 $19 33. Bc5 g5 (33... bxc5 34. dxc5 Kd8 35. a6 $17)) 33. a6 {[%emt 0:00:30]} (33. Nf7+ $17 Kc8 (33... Ke8 $2 34. Ne5 $19) 34. a6) 33... Kc8 {[%emt 0:01:50]} (33... g5 $19 34. d5 (34. Nf7+ $2 Ke8 $19) 34... N4xd5 (34... N6xd5 35. Bb2 $11)) 34. Kc3 {[%emt 0:00:23]} (34. Nf7 $17) 34... N4d5+ {[%emt 0:01:06]} (34... g5 $19 35. Kc4 h5) 35. Kd3 {[%emt 0:00:22]} (35. Kc4 $17 {was called for.}) 35... Nf4+ $2 {[%emt 0:00:52]} ({Black should try} 35... g5 $19 {And now ...h5 would win.} 36. Nf7 g4 37. fxg4 Nxg4) 36. Kc4 $2 {[%emt 0:00:29]} (36. Kc3 $1 $11 {and White has nothing to worry.}) 36... N4d5 {[%emt 0:00:02]} 37. Kd3 $1 {[%emt 0:00:14]} Nf4+ $2 {[%emt 0:00:43]} (37... g5 $17 38. Nf7 g4 39. fxg4 Nxg4) 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.5"]
[White "Fedorov, Alexei"]
[Black "Sammed Jaykumar, Shete"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2409"]
[BlackElo "2379"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,54,8,15,45,38,41,12,36,20,43,39,59,0,0,-19,-3,-12,118,102,114,0,29,20,33,26,26,0,116,-216,-216,-216,-207,-218,-31,-205,-212,-221,-169,-408,-224,-29990,-29991]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:00:22]} 2. Nf3 {[%emt 0:00:17]} Nc6 {[%emt 0:00:11]} 3. Bc4 {[%emt 0:00:07]} Bc5 {[%emt 0:00:09]} 4. c3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:07]} 5. d3 {[%emt 0:00:05][%cal Bd2d3,Bd3d4][%mdl 32]} d6 {[%emt 0:00:11]} 6. Bg5 {[%emt 0:00:49][%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} h6 {[%emt 0:00:18]} 7. Bh4 {[%emt 0:00:05]} g5 {[%emt 0:02:05]} 8. Bg3 $1 {[%emt 0:04:12]} Qe7 9. O-O {[%emt 0:01:28]} a6 {[%emt 0:00:57]} 10. d4 {[%emt 0:01:11]} Ba7 {[%emt 0:00:39]} (10... Bb6 $5) 11. Bd5 {[%emt 0:03:01]} O-O {[%emt 0:18:06]} 12. Bxc6 {[%emt 0:09:21]} bxc6 {[%emt 0:00:19]} 13. Nbd2 {[%emt 0:00:40]} ({White should play} 13. Re1 $1 $14) 13... Nh5 $11 {[%emt 0:17:26]} 14. Re1 {[%emt 0:21:28][%cal Rf3e5]} Nxg3 {[%emt 0:13:27]} 15. hxg3 {[%emt 0:00:08]} f5 {[%emt 0:04:21]} (15... g4 $11 16. Nh4 Qf6) 16. exf5 $16 {[%emt 0:10:00]} Bxf5 {[%emt 0:03:52]} 17. Qa4 {[%emt 0:07:33]} (17. dxe5 $16 Bg6 18. Qa4) 17... Qf7 {[%emt 0:05:09]} 18. dxe5 {[%emt 0:13:56]} (18. Qxc6 g4 19. Nh4 Bh7 $15) 18... g4 {[%emt 0:01:44]} 19. Nd4 $1 {[%emt 0:04:21]} Bd3 {[%emt 0:00:09]} 20. f4 {[%emt 0:04:19]} gxf3 {[%emt 0:08:18]} (20... c5 $1 $11 21. e6 Qh5) 21. gxf3 $2 {[%emt 0:01:24][%mdl 8192]} (21. N2xf3 $16 {is necessary to keep the advantage.} Bb5 22. Qd1) 21... dxe5 $19 {[%emt 0:03:53]} 22. Rxe5 {[%emt 0:01:38][%cal Og1h2] [#]} Qg7 $1 {[%emt 0:00:04][%csl LRe5,LRg3]} 23. Rh5 {[%emt 0:00:17][%cal Og1h1]} (23. Qb3+ Kh7 24. Rh5 Bxd4+ (24... Qxg3+ $2 25. Kh1 $19) 25. cxd4 Rxf3 $19 (25... Qxg3+ $2 26. Kh1 $19)) 23... Qxg3+ {[%emt 0:03:00]} 24. Kh1 {[%emt 0:00:04] And now Rg1 would win.} Rae8 {[%emt 0:00:07]} 25. Qd1 {[%emt 0:04:18] Dodges Re1+} Kh7 {[%emt 0:05:03]} 26. N2b3 $2 {[%emt 0:02:14]} (26. Qg1 {only move.} Qf4 27. Qh2) 26... Re3 {[%emt 0:03:11]} (26... Qg6 $142 27. Rh2 Re5) 27. Qd2 $2 {[%emt 0:06:58]} (27. Qg1 $19 Rfxf3 28. Qxg3 Rxg3 29. Kh2) 27... Rfxf3 {[%emt 0:01:02]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.6"]
[White "Czebe, Attila"]
[Black "Sathvik Adiga"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2278"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,117,-20,-1,-8,-2,-16,62,51,72,27,41,34,23,25,81,76,97,39,38,39,133,134,142,108,123,85,84,83,89,62,70,71,140,142,177,183,182,198,187,202,200,108,196,215,201,210,228,223,230,227,225,222,248,250,297,282,322,327,457,471,471,471,710,695,652,603,752,743,614,719,739,712,724,724,724,601,670,560,703,599,1140,1079,1482,1194,12752,5473,12760,12752,11601,1875,6103,5061,29976,29977,29984,29985,29985,29986,29986,29987,29987,29988,29990,29991]} 1. c4 {[%emt 0:00:19]} e5 {[%emt 0:00:05]} 2. Nc3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:03]} 3. e4 {[%emt 0:00:06]} Nc6 {[%emt 0:00:49]} 4. g3 {[%emt 0:00:19]} Bc5 {[%emt 0:06:09]} 5. Bg2 {[%emt 0:00:16]} d6 {[%emt 0:02:09]} 6. h3 {[%emt 0:05:45]} O-O {[%emt 0:07:23]} 7. Nge2 {[%emt 0:05:05]} Be6 {[%emt 0:05:57]} 8. d3 {[%emt 0:02:18]} Nd7 {[%emt 0:00:39]} 9. O-O {[%emt 0:02:34]} a6 {[%emt 0:05:31]} 10. Kh2 {[%emt 0:00:58]} f5 {[%emt 0:00:29]} (10... b5 $11) 11. exf5 $14 {[%emt 0:14:18]} Rxf5 {[%emt 0:08:14]} 12. f4 {[%emt 0:08:15]} Rf8 {[%emt 0:26:54]} 13. Ne4 {[%emt 0:05:55]} Qe7 {[%emt 0:06:04]} 14. Nxc5 {[%emt 0:02:00]} Nxc5 {[%emt 0:00:18]} (14... dxc5 $11 {keeps the balance.} 15. b3 Rae8) 15. b3 $1 $16 {[%emt 0:05:13]} Bf5 {[%emt 0:10:58] [#]} 16. d4 {[%emt 0:12:55]} (16. Ba3 $1 $16) 16... exd4 {[%emt 0:01:09]} 17. Nxd4 {[%emt 0:00:04]} Qf6 {[%emt 0:00:27] [#]} (17... Nxd4 $14 18. Qxd4 Rae8) 18. Nxc6 $1 $16 {[%emt 0:00:07]} bxc6 {[%emt 0:05:55]} 19. Be3 {[%emt 0:01:18]} Rae8 {[%emt 0:01:15]} 20. Bxc5 {[%emt 0:06:50]} dxc5 {[%emt 0:00:03]} 21. Qd2 {[%emt 0:00:22]} Rd8 {[%emt 0:03:08]} 22. Qf2 {[%emt 0:00:11]} Rd4 {[%emt 0:00:21]} 23. Rae1 {[%emt 0:00:36]} Rfd8 {[%emt 0:00:22]} (23... Bd3 $142) 24. Re5 $16 {[%emt 0:01:22]} Bg6 {[%emt 0:03:21]} 25. Rfe1 {[%emt 0:00:31]} (25. Rxc5 $2 Rd2 26. Re5 Rxf2 $19) 25... Rd2 {[%emt 0:03:06]} 26. R1e2 {[%emt 0:00:07]} ({Resist} 26. Qxc5 Rxa2 27. R5e2 Rxe2 28. Rxe2 Rd6 $16) 26... Rxe2 {[%emt 0:00:20]} 27. Qxe2 {[%emt 0:00:05]} Qd6 {[%emt 0:00:21]} 28. Qf3 {[%emt 0:10:35]} ({Better is} 28. Re6 $18 Qd2 29. Qe5 (29. Bxc6 Bh5 $18)) 28... h6 {[%emt 0:01:43]} (28... Re8 $16) 29. Qxc6 $18 {[%emt 0:02:28]} Qxc6 {[%emt 0:00:07]} 30. Bxc6 {[%emt 0:00:03]} Rd2+ {[%emt 0:00:07]} 31. Kg1 {[%emt 0:00:04]} Rxa2 {[%emt 0:00:42]} 32. f5 {[%emt 0:01:24]} Bf7 {[%emt 0:00:20]} 33. Rxc5 {[%emt 0:00:07]} Re2 {[%emt 0:00:52]} 34. Ba4 {[%emt 0:00:54]} Re7 {[%emt 0:00:15]} 35. Kf2 {[%emt 0:00:00]} Be8 {[%emt 0:00:50]} 36. g4 {[%emt 0:09:54]} Bxa4 {[%emt 0:00:54]} 37. bxa4 {[%emt 0:00:04]} Kf7 {[%emt 0:00:13]} 38. a5 {[%emt 0:00:07]} g6 {[%emt 0:01:00]} (38... h5 $142 39. g5 (39. gxh5 Kf6 $18) 39... Ke8) 39. fxg6+ $18 {[%emt 0:00:24]} Kxg6 {[%emt 0:00:02]} 40. Rc6+ {[%emt 0:00:08]} Kg5 {[%emt 0:00:04]} 41. c5 {[%emt 0:02:15]} Re4 {[%emt 0:01:03]} 42. Rxa6 {[%emt 0:00:24]} Ra4 {[%emt 0:00:22]} 43. Ra8 {[%emt 0:01:51]} Kf4 {[%emt 0:01:10]} 44. a6 {[%emt 0:00:32]} Ra2+ {[%emt 0:00:03]} 45. Ke1 {[%emt 0:00:03]} Ke3 {[%emt 0:00:02]} 46. Re8+ {[%emt 0:00:58]} Kd4 {[%emt 0:00:18]} 47. Re6 {[%emt 0:00:18]} Kxc5 {[%emt 0:01:00]} 48. Rxh6 {[%emt 0:00:05]} c6 {[%emt 0:00:47]} 49. g5 {[%emt 0:01:41]} Rxa6 {[%emt 0:00:09]} 50. g6 {[%emt 0:00:13]} Ra7 {[%emt 0:00:32]} 51. Rh7 {[%emt 0:00:27]} Ra8 {[%emt 0:00:06]} 52. h4 {[%emt 0:00:05]} (52. g7 $142 Rg8 53. h4) 52... Kd4 $18 {[%emt 0:00:27]} 53. h5 {[%emt 0:00:15]} c5 {[%emt 0:00:06]} 54. h6 {[%emt 0:00:21]} c4 {[%emt 0:00:44]} 55. Rd7+ {[%emt 0:00:08]} Ke3 {[%emt 0:00:55]} 56. g7 {[%emt 0:00:17]} c3 {[%emt 0:00:08]} 57. Kd1 {[%emt 0:00:03]} Ra1+ {[%emt 0:01:34]} 58. Kc2 {[%emt 0:00:06]} Rg1 {[%emt 0:00:04]} 59. h7 {[%emt 0:00:09]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.7"]
[White "Mayukh Majumder"]
[Black "Shahil Dey"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "2013"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "178"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,178,16,6,27,15,14,0,0,0,0,0,22,25,21,21,19,11,19,8,37,0,47,31,37,37,40,29,31,17,26,35,37,0,36,25,19,21,40,46,49,49,55,40,31,0,18,0,2,15,14,13,12,-96,0,0,48,48,67,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-37,0,0,102,0,17,17,12,12,24,-41,0,0,0,0,0,-150,-30,-183,-160,-212,0,-16,0,-124,-76,-126,-111,-176,-147,-179,-197,-190,-85,-86,-95,-415,-417,-466,160,0,0,0,0,0,0,-41,-41,-41,-25,-25,-14,-14,-14,-14,-14,-41,-41,-41,-21,-28,-29,-1131,-36,-43,-43,-43,-43,-44,-44,-44,-44,-131,-131,-131,-66,-29977,-29976,-29981,-29982,-29981,-29982,-29982,-29983,-29984,-29985,-29986,-29987,-29987,-29988,-29988,-29989]} 1. Nf3 {[%emt 0:02:11]} Nf6 {[%emt 0:02:53]} 2. c4 {[%emt 0:00:07]} e6 {[%emt 0:01:26]} 3. g3 {[%emt 0:00:36]} d5 {[%emt 0:00:39]} 4. Bg2 {[%emt 0:00:11]} Be7 {[%emt 0:01:32]} 5. O-O {[%emt 0:01:54]} O-O {[%emt 0:00:04]} 6. b3 {[%emt 0:00:52]} b6 {[%emt 0:00:06]} 7. Bb2 {[%emt 0:00:19]} Bb7 {[%emt 0:00:05]} 8. cxd5 {[%emt 0:01:28]} exd5 {[%emt 0:00:35]} 9. d4 {[%emt 0:07:51]} Re8 {[%emt 0:00:20]} 10. Nbd2 {[%emt 0:00:40]} Nbd7 {[%emt 0:04:03]} 11. Rc1 {[%emt 0:02:42]} Bd6 {[%emt 0:00:05]} 12. Re1 {[%emt 0:04:34]} Qe7 {[%emt 0:01:36]} 13. Qc2 {[%emt 0:03:05]} Rac8 {[%emt 0:00:35] [#]} 14. Ne5 $1 {[%emt 0:10:14]} Nxe5 {[%emt 0:27:54]} (14... c6 15. Bh3) 15. dxe5 {[%emt 0:00:10]} Bxe5 {[%emt 0:00:04]} 16. Bxe5 {[%emt 0:00:42]} Qxe5 {[%emt 0:00:03]} 17. Bh3 {[%emt 0:00:24]} c5 {[%emt 0:02:00]} 18. Nf3 {[%emt 0:00:54]} Qh5 {[%emt 0:00:38]} (18... Qd6 $11) 19. Bxc8 $14 {[%emt 0:00:34]} Rxc8 {[%emt 0:00:20] [#]} 20. b4 $1 {[%emt 0:02:24][%cal Rb4c5]} c4 $1 {[%emt 0:11:15]} 21. Nd4 {[%emt 0:00:32]} Qe5 {[%emt 0:02:11]} 22. e3 {[%emt 0:03:03]} a6 {[%emt 0:01:48]} 23. Qf5 {[%emt 0:01:45]} Qe7 {[%emt 0:00:05]} 24. a3 {[%emt 0:00:44]} Ne4 {[%emt 0:01:40]} 25. f3 {[%emt 0:05:56]} g6 {[%emt 0:01:02]} 26. Qh3 {[%emt 0:00:53]} Nf6 {[%emt 0:00:42][%cal Be4f6,Bf6d7,Bd7e5][%mdl 32]} 27. Qh4 {[%emt 0:00:42]} Kg7 {[%emt 0:01:27]} 28. Qg5 {[%emt 0:05:48]} Qd7 {[%emt 0:00:20] Inhibits Nf5+.} 29. g4 {[%emt 0:00:08]} h6 $1 {[%emt 0:00:39]} 30. Qf4 {[%emt 0:00:06]} Qe7 $1 {[%emt 0:01:43]} 31. Ne2 {[%emt 0:13:47]} Nd7 {[%emt 0:08:25]} 32. Qd4+ {[%emt 0:00:07]} Kg8 {[%emt 0:05:33]} 33. Kg2 {[%emt 0:02:12]} Ne5 {[%emt 0:00:32]} 34. Rcd1 {[%emt 0:00:10]} (34. Rf1 $11) 34... Qf6 {[%emt 0:01:55]} (34... c3 $1 $17 35. Nxc3 Nxf3 36. Kxf3 Rc4 37. Qxb6 Rxc3) 35. Rf1 $11 {[%emt 0:02:46]} Rd8 {[%emt 0:11:37]} (35... Qe7 $11) 36. Nc3 $14 {[%emt 0:01:32]} Qe6 {[%emt 0:01:28]} 37. e4 {[%emt 0:04:17]} (37. h3 $14) 37... Nd3 $11 {[%emt 0:00:50]} 38. Rxd3 {[%emt 0:03:45]} cxd3 {[%emt 0:00:07]} 39. Rd1 {[%emt 0:00:18]} Rd6 {[%emt 0:04:31]} 40. Qxd3 {[%emt 0:10:59]} (40. e5 Rc6 41. Kf1 Rc4 42. Qxd3 d4 $15 (42... Qxe5 43. Nxd5 Bxd5 44. Qxd5 $19)) 40... d4 {[%emt 0:00:17]} 41. Ne2 {[%emt 0:00:15]} Qe5 $1 {[%emt 0:00:16]} (41... Qa2 $6 42. Rd2 Qa1 43. Nxd4 $14) 42. Nxd4 {[%emt 0:00:36]} h5 {[%emt 0:00:12]} 43. h3 {[%emt 0:02:30]} h4 {[%emt 0:00:19]} 44. Kh1 {[%emt 0:01:06]} Qg3 {[%emt 0:00:46][%mdl 1024] Black has compensation.} 45. Qf1 {[%emt 0:00:08]} Kg7 {[%emt 0:01:48]} (45... Qf4 $11) 46. Rd2 {[%emt 0:01:16]} ({White must play} 46. Ne2 $16 Qe5 47. Rxd6 Qxd6 48. Qa1+ Kg8 49. Qd4 Qxd4 50. Nxd4) 46... Qf4 {[%emt 0:00:56]} 47. Qg2 {[%emt 0:00:15]} Qf6 {[%emt 0:00:43]} (47... Qe3 48. Nf5+ gxf5 49. gxf5+ (49. Rxd6 fxe4 50. Qb2+ Kh7 $11) 49... Kh7 50. Rxd6 $18) 48. g5 {[%emt 0:01:08]} Qd8 {[%emt 0:01:42]} (48... Qf4 49. Qh2 Qxh2+ 50. Kxh2 $16) (48... Qe7 $5) 49. Nb3 {[%emt 0:00:19]} (49. Qh2 $11 Kg8 50. Qe5) 49... Bc8 {[%emt 0:00:16]} 50. Qh2 {[%emt 0:02:02]} Rxd2 {[%emt 0:00:34]} 51. Qxd2 {[%emt 0:00:05][%mdl 4096] Endgame KQB-KQN. White is a pawn up.} Qc7 {[%emt 0:00:05][%cal Oc7g3]} 52. Qe1 {[%emt 0:00:57]} (52. Nd4 $11) 52... Qc2 {[%emt 0:00:36]} (52... Qd7 $1 $17 {[%cal Rd7h3]} 53. Nd2 (53. Qxh4 $2 Qd1+ 54. Kg2 Qxb3 $19) 53... Qd3 (53... Qxh3+ $2 54. Kg1 $19)) 53. Nd2 $2 {[%emt 0:00:52]} (53. Nd4 $2 Qd3 54. Qf2 Qxa3 $19 (54... Bxh3 55. e5 $15)) (53. Nc1 $1 $11 {and White has nothing to worry.}) 53... Qd3 {[%emt 0:00:49]} (53... Bxh3 54. Qxh4 Qxd2 55. Qh6+ Kg8 56. Qxh3 $17) 54. Kg2 {[%emt 0:00:21]} (54. a4 $17) 54... Qd7 $2 {[%emt 0:00:17]} ({Better is} 54... Qxa3 $19 55. Qxh4 Qxb4) 55. Kf2 {[%emt 0:00:26]} (55. Qa1+ Kg8 56. Qe1 Qxh3+ 57. Kg1 a5 $17) 55... Qxh3 {[%emt 0:00:04]} 56. Ke3 {[%emt 0:00:04]} (56. Nf1 $11 {remains equal.}) 56... Be6 {[%emt 0:01:39]} (56... Kg8 $142 57. Qc1 Be6) 57. Qf2 {[%emt 0:00:51]} ({White should play} 57. Qg1) 57... Qh1 {[%emt 0:00:14] Black is more active.} 58. f4 {[%emt 0:00:43]} (58. Qf1 $17 {might work better.} Qh2 59. Qf2) 58... Bg4 $19 {[%emt 0:01:13]} 59. f5 {[%emt 0:01:16]} Qh3+ $1 {[%emt 0:01:42]} 60. Kf4 {[%emt 0:00:49]} gxf5 {[%emt 0:00:13]} (60... Bh5 $1 $19 {and Black stays clearly on top.} 61. Qd4+ (61. Qxb6 $2 Qg3#) 61... Kh7) 61. Qd4+ {[%emt 0:00:26]} Kh7 {[%emt 0:00:04][%csl Gh4][%cal Rh3g3] The board is on fire.} (61... Kg8 {with more complications.} 62. Qd8+ Kh7 63. g6+ Kg7) 62. Ke5 $2 {[%emt 0:00:34][%mdl 8192]} (62. g6+ $17 Kxg6 (62... fxg6 63. Kg5 $11) 63. exf5+ Bxf5 64. Qg1+ Kf6 (64... Kh7 65. Nf3 $17) 65. Nf3) 62... f4 {[%emt 0:00:47]} (62... Qxa3 63. Kf6 Bh5 64. exf5 $14) 63. Kf6 {[%emt 0:01:48] Strongly threatening g6+.} Bd7 $2 {[%emt 0:00:50]} (63... Qxa3 64. g6+ fxg6 65. Qe5 $18) (63... Bh5 $1 $19 {[%csl Gf7][%cal Rh3e6]} 64. Qd6 Qg4 (64... Qxa3 $2 65. Ke7 $19)) 64. Qe5 $2 {[%emt 0:00:32]} (64. g6+ $1 $16 Kh6 (64... fxg6 $2 65. Qe5 $16) 65. Qd6 Qc3+ (65... fxg6 66. Qxf4+ Kh7 67. Qe5 $18) 66. e5 (66. Kxf7 $2 Qg7#)) 64... Qe6+ {[%emt 0:01:07]} (64... Qxa3 65. g6+ (65. Qxf4 $2 Qc3+ 66. e5 Qc6+ 67. Ke7 Qe6+ 68. Kd8 Kg7 $19) 65... fxg6 66. Qe7+ (66. Qxf4 $2 Qg3 $19) 66... Kh6 67. Qg7+ Kh5 68. Qxg6#) 65. Qxe6 {[%emt 0:00:10]} Bxe6 $11 {[%emt 0:00:11] KB-KN. Black is a pawn up.} 66. g6+ {[%emt 0:00:25]} Kg8 $1 {[%emt 0:00:01]} (66... fxg6 $2 {is the wrong capture.} 67. Kxe6 h3 68. Nf3 $18) 67. gxf7+ {[%emt 0:00:32]} (67. Nf3 $5 h3 $8 68. b5 axb5 69. g7 $11) 67... Bxf7 {[%emt 0:00:03]} 68. Kg5 {[%emt 0:00:06][%csl LRf4,LRh4] Dodges Bh5} h3 {[%emt 0:00:06]} 69. Nf3 $1 {[%emt 0:00:04]} Kg7 {[%emt 0:00:20]} 70. Kxf4 {[%emt 0:00:50]} Bh5 {[%emt 0:00:20]} 71. Nh2 {[%emt 0:00:54]} Kf6 {[%emt 0:00:14]} 72. Kg3 {[%emt 0:01:29]} Ke5 {[%emt 0:00:16]} 73. Kxh3 {[%emt 0:00:05]} Be2 {[%emt 0:00:23]} 74. Kh4 {[%emt 0:01:05]} Kxe4 {[%emt 0:00:06]} 75. Kg5 $2 {[%emt 0:00:05][%mdl 8192] [#]} (75. Kh3 $11) 75... Ke5 $2 {[%emt 0:00:09]} (75... Ke3 $1 $19 {Strongly threatening ...b5.} 76. Kh4 Kf2) 76. Kh4 $1 $15 {[%emt 0:01:21]} Kf4 {[%emt 0:00:18]} 77. Kh3 {[%emt 0:00:05]} Ke3 {[%emt 0:00:12]} 78. Kg3 {[%emt 0:00:06]} Kd3 {[%emt 0:00:29]} 79. Kf2 {[%emt 0:00:57]} Kd2 {[%emt 0:00:00]} 80. a4 {[%emt 0:00:07]} (80. Kg3 $15) 80... Kd3 $17 {[%emt 0:00:15]} 81. b5 {[%emt 0:00:50] [#]} a5 {[%emt 0:00:04]} (81... axb5 $1 $17 82. axb5 Kd2) 82. Kg3 $2 {[%emt 0:00:07][%mdl 8192]} (82. Nf3 $15) 82... Bd1 {[%emt 0:00:07]} 83. Kf4 {[%emt 0:00:06]} Bxa4 {[%emt 0:00:20]} 84. Ng4 {[%emt 0:00:20]} Bxb5 {[%emt 0:00:08]} 85. Nf2+ {[%emt 0:00:04]} Kc2 {[%emt 0:00:26]} 86. Ne4 {[%emt 0:00:17]} a4 {[%emt 0:00:05]} 87. Nd6 {[%emt 0:00:03]} Bd3 {[%emt 0:00:04]} 88. Ke3 {[%emt 0:00:07]} a3 {[%emt 0:00:02]} 89. Kd4 {[%emt 0:00:11]} a2 {[%emt 0:00:04]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.8"]
[White "Madhesh Kumar S"]
[Black "Mohamed Anees M"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2006"]
[BlackElo "2334"]
[Annotator "TA"]
[PlyCount "138"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 64,138,0,-56,-28,-25,-35,-20,-3,-50,0,-3,0,0,0,0,0,0,0,-413,-413,-1913,-1757,-1472,-1341,-606,-1369,-1369,0,-919,-1271,-1410,-1341,-919,-906,-694,-534,-2278,-480,-1004,-939,-837,-829,-789,-566,-559,-559,-559,-497,-774,-767,-767,-767,-745,-659,-29965,-29966,-29973,-29973,-29972,-8504,-29972,-29974,-29964,-5571,-29971,-29973,-29973,-29973,-29974,-29973,-29974,-29973,-29974,-29975,-29978,-29979]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:30]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:07]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:06]} Qb6 {[%emt 0:00:06]} 5. Nb3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:05]} 6. Nc3 {[%emt 0:00:06]} e6 {[%emt 0:00:05]} 7. Bd3 {[%emt 0:00:48]} a6 {[%emt 0:00:49]} 8. Be3 {[%emt 0:01:19]} Qc7 {[%emt 0:00:07]} 9. f4 {[%emt 0:00:52]} d6 {[%emt 0:00:05]} 10. Qe2 {[%emt 0:01:15]} b5 {[%emt 0:04:21]} 11. O-O {[%emt 0:00:24]} Be7 {[%emt 0:01:29]} 12. Nb1 {[%emt 0:13:25]} Bb7 {[%emt 0:04:26]} 13. N1d2 {[%emt 0:00:05]} O-O {[%emt 0:02:52]} 14. a4 {[%emt 0:14:11]} Nb4 {[%emt 0:07:37]} 15. Rfc1 {[%emt 0:18:35]} Rfc8 {[%emt 0:08:17]} 16. axb5 {[%emt 0:11:43]} axb5 {[%emt 0:00:41]} 17. Rxa8 {[%emt 0:04:42]} Bxa8 {[%emt 0:02:14]} 18. Bxb5 {[%emt 0:02:33]} Nxe4 {[%emt 0:04:45]} 19. Nxe4 {[%emt 0:00:16]} Bxe4 {[%emt 0:00:07]} 20. c3 {[%emt 0:02:55]} Nd5 {[%emt 0:01:19]} 21. Bd2 {[%emt 0:02:22]} Nf6 {[%emt 0:01:11]} 22. Ra1 {[%emt 0:02:29]} Rb8 {[%emt 0:08:10]} 23. Be3 {[%emt 0:09:46]} Bc6 {[%emt 0:05:18]} 24. Bxc6 {[%emt 0:03:51]} Qxc6 {[%emt 0:00:13]} 25. Nd4 {[%emt 0:00:25]} Qb7 {[%emt 0:04:12]} 26. b4 {[%emt 0:05:33]} Nd5 {[%emt 0:00:42]} 27. Qd2 {[%emt 0:00:12]} Bf6 {[%emt 0:00:27]} 28. Ne2 {[%emt 0:01:02]} Qc6 {[%emt 0:07:37]} 29. Bd4 {[%emt 0:00:24]} e5 {[%emt 0:00:40]} 30. fxe5 {[%emt 0:00:12]} dxe5 {[%emt 0:00:01]} 31. Bc5 {[%emt 0:00:44]} Rd8 {[%emt 0:02:09]} 32. Qc2 {[%emt 0:00:12] [#]} Nc7 $2 {[%emt 0:03:41]} (32... Be7 $1 $17 33. Ra5 (33. Bxe7 Ne3 $17) 33... Bxc5+ 34. Rxc5 Qf6) 33. Ng3 {[%emt 0:00:52]} ({White should try} 33. Rd1 $11) 33... Ne6 $15 {[%emt 0:01:18]} 34. Qe4 {[%emt 0:01:08]} Qc8 {[%emt 0:01:29]} 35. Qc4 {[%emt 0:01:45]} Be7 {[%emt 0:04:35]} 36. Ne4 {[%emt 0:00:13]} h6 {[%emt 0:01:59]} (36... Qc7 $15) 37. h3 $11 {[%emt 0:01:47]} Bg5 {[%emt 0:09:18]} 38. Qe2 {[%emt 0:00:56]} Nf4 {[%emt 0:01:02]} 39. Qf3 {[%emt 0:00:14]} Qf5 {[%emt 0:00:41]} 40. Nd6 {[%emt 0:01:17]} Qc2 {[%emt 0:04:27]} 41. Ra8 $2 {[%emt 0:00:39][%mdl 8192]} (41. Kh2 $1 $11) 41... Ne2+ $19 {[%emt 0:02:00]} 42. Kf1 {[%emt 0:00:54] [#]} (42. Kh1 $142 Qc1+ (42... Nxc3 43. Rxd8+ Bxd8 44. Qxf7+ Kh7 45. Kh2 $14) 43. Kh2 Qf4+ (43... Nxc3 $2 44. Be3 $18) (43... Bf4+ 44. g3 $16) 44. Kh1 Ng3+ (44... Qc1+ $2 45. Kh2 $19) 45. Kh2 (45. Kg1 $2 Qc1+ 46. Kf2 Nh1+ 47. Ke2 Qd2+ 48. Kf1 Ng3+ 49. Qxg3 Rxa8 $19) 45... Ne4+ 46. Qxf4 Bxf4+ 47. Kg1 Rxa8 48. Nxe4) 42... Ng3+ $1 $19 {[%emt 0:01:07]} (42... Nxc3 43. Rxd8+ Bxd8 44. Qxf7+ Kh7 45. Qf5+ Qxf5+ 46. Nxf5 $11) 43. Kg1 {[%emt 0:00:14]} Qc1+ {[%emt 0:01:41]} 44. Kf2 {[%emt 0:00:40]} Nh1+ {[%emt 0:00:31]} ({Not} 44... Qf1+ 45. Kxg3 Qxf3+ 46. Kxf3 $11) 45. Ke2 {[%emt 0:00:24]} Qd2+ {[%emt 0:00:02]} 46. Kf1 {[%emt 0:00:06]} Ng3+ $1 {[%emt 0:00:04]} 47. Qxg3 {[%emt 0:01:06]} Rxa8 {[%emt 0:00:04]} 48. Qe1 {[%emt 0:00:35]} Qd3+ {[%emt 0:02:12]} 49. Kg1 {[%emt 0:00:33]} Bd2 {[%emt 0:01:00]} 50. Qxe5 {[%emt 0:00:41]} Bxc3 {[%emt 0:00:26]} (50... g5 $142 {( -> ...Ra1+)} 51. Ba7 Bxc3 (51... Rxa7 52. Qe8+ Kg7 53. Qe5+ f6 54. Ne8+ Kh8 55. Qxf6+ Kh7 56. Kh2 $19) (51... Bf4 $2 52. Qe4 $19)) 51. Qf4 {[%emt 0:00:22]} (51. Qe4 $142 Ra1+ 52. Kh2 Qxe4 53. Nxe4) 51... Ra1+ $19 {[%emt 0:01:19]} 52. Kh2 {[%emt 0:00:09]} Rf1 {[%emt 0:00:04]} 53. Qe4 {[%emt 0:00:14]} Qxe4 {[%emt 0:00:40]} 54. Nxe4 {[%emt 0:00:09]} Bxb4 {[%emt 0:00:10]} 55. Bxb4 {[%emt 0:00:56]} Rf4 {[%emt 0:00:06]} 56. Nf6+ {[%emt 0:00:33]} (56. Nc3 $142 Rxb4 57. Nd5) 56... Rxf6 $19 {[%emt 0:00:05]} 57. Kg3 {[%emt 0:00:09]} Rb6 {[%emt 0:00:36]} 58. Bc5 {[%emt 0:00:13]} Rb3+ {[%emt 0:00:06]} 59. Kf4 {[%emt 0:00:07]} g5+ {[%emt 0:00:48]} 60. Kg4 {[%emt 0:00:11]} Kh7 {[%emt 0:01:05]} 61. h4 {[%emt 0:00:27]} Rc3 {[%emt 0:00:09]} (61... f5+ $142 62. Kh5 Rg3 63. hxg5 hxg5 (63... Rxg2 $2 64. gxh6 f4 65. Kh4 $19) (63... Rxg5+ $2 64. Kh4 $19) 64. Be7 Rxg2 65. Bxg5 Rh2+ 66. Bh4 f4 67. Kg4 f3 68. Bg3 f2 69. Bxh2 f1=Q (69... f1=B 70. Kh5 $11) 70. Bf4 Kg6 71. Be3 Qc4+ 72. Kf3 Kf5 73. Bh6 Qc3+ 74. Be3 Qd3 75. Kf2 Ke4 76. Bb6 Qf3+ (76... Qc2+ 77. Kg3 Qb3+ 78. Kg4 Qxb6 79. Kg5 Qe6 80. Kh4 Qg6 81. Kh3 Kf3 82. Kh4 Qh6#) 77. Kg1 Qg3+ 78. Kf1 Kf3 79. Bd4 Qg2+ 80. Ke1 Qe2#) 62. Bf2 {[%emt 0:00:05]} Rc2 {[%emt 0:00:15]} 63. Kf3 {[%emt 0:00:08]} Kg6 {[%emt 0:00:07]} (63... Rxf2+ $142 64. Kxf2 gxh4 65. Kf3 h5 66. Kf4 Kg6 67. Ke4 Kg5 68. Ke5 f5 (68... Kg4 $2 69. Kf6 $19) 69. Kd5 f4 70. Ke4 Kg4 71. Kd4 h3 72. gxh3+ Kxh3 73. Ke5 f3 74. Kf6 f2 75. Ke6 h4 (75... f1=B {leads to mate.} 76. Ke5 h4 77. Kf4 Kg2 78. Kf5 h3 79. Kg5 h2 80. Kf6 h1=Q 81. Ke6 Bc4+ 82. Ke7 Qd1 83. Kf6 Qd6+ 84. Kg7 Qe7+ 85. Kh6 Bd3 86. Kh5 Qf6 87. Kg4 Be2#) (75... f1=Q 76. Kd5 Qb5+ 77. Kd4 h4 78. Ke4 Kg3 79. Kd4 h3 80. Kc3 h2 81. Kd4 h1=Q 82. Ke3 Qe1+ 83. Kd4 Qee5#) 76. Ke7 f1=Q (76... f1=B 77. Kf6 Kg4 78. Kf7 h3 79. Kf6 h2 80. Ke7 h1=Q 81. Kd6 Qh2+ 82. Ke6 Qh6+ 83. Ke5 Qc6 84. Kd4 Qc7 85. Kd5 Kf5 86. Kd4 Qe5#) 77. Ke6 Kg4 (77... Kg3 78. Ke5 h3 79. Ke6 h2 80. Ke5 h1=Q 81. Kd4 Qc6 82. Ke3 Qff3+ 83. Kd4 Qfe4#) 78. Ke7 h3 79. Ke6 Qc4+ 80. Kf6 h2 81. Ke7 h1=Q (81... h1=R 82. Kd7 Rh6 83. Ke8 Rh7 84. Kf8 Qf7#) 82. Kf6 Qb7 83. Kg6 Qe6#) 64. hxg5 {[%emt 0:00:04]} hxg5 {[%emt 0:00:04]} 65. g4 {[%emt 0:00:16]} Kf6 {[%emt 0:00:40]} 66. Bd4+ {[%emt 0:01:26]} Ke6 {[%emt 0:00:05]} 67. Ba1 {[%emt 0:00:21]} Ra2 {[%emt 0:00:13]} 68. Bd4 {[%emt 0:00:24]} Ra3+ {[%emt 0:00:09]} 69. Be3 {[%emt 0:01:00]} Rxe3+ {[%emt 0:00:20]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.10"]
[White "Madhvendra Pratap Sharma"]
[Black "Jai Sankar Subramanian"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2281"]
[BlackElo "2113"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 26,131,9,-11,-6,-5,-4,-15,48,36,42,33,33,38,55,29,16,0,4,0,13,0,30,30,39,47,68,61,107,114,129,126,183,166,155,189,243,242,343,321,342,336,369,362,364,370,370,370,370,368,360,314,493,493,480,337,335,319,335,322,320,313,426,426,421,398,382,375,529,426,426,425,522,514,506,506,492,477,570,554,554,544,566,561,676,628,677,652,1156,1168,868,970,1214,1073,1458,1492,2191,4284,5242,5234,29974,29972,29973,29973,29988,29989,29990,29991]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:10]} Nc6 {[%emt 0:00:02]} 3. Bb5 {[%emt 0:00:23]} g6 {[%emt 0:00:04]} 4. O-O {[%emt 0:00:49]} Bg7 {[%emt 0:00:02]} 5. Re1 {[%emt 0:01:43]} Nf6 {[%emt 0:00:10]} 6. c3 {[%emt 0:02:19]} O-O {[%emt 0:00:08]} 7. d4 {[%emt 0:00:36]} d5 {[%emt 0:00:08] is more profitable than 7...cxd4 at the moment.} 8. e5 {[%emt 0:09:09]} Ne4 {[%emt 0:00:04]} 9. h3 {[%emt 0:13:22]} Qb6 {[%emt 0:12:48] B31: Sicilian: 2...Nc6 3 Bb5 g6.} 10. Bxc6 {[%emt 0:11:29]} bxc6 {[%emt 0:01:34]} 11. Nbd2 {[%emt 0:04:34]} Bf5 {[%emt 0:08:11]} 12. Nb3 {[%emt 0:19:12]} c4 {[%emt 0:12:13]} 13. Nbd2 {[%emt 0:00:09]} f6 $146 {[%emt 0:00:02]} ({Predecessor:} 13... Rad8 14. g4 Be6 15. Nxe4 dxe4 16. Ng5 Bd5 17. Qc2 f6 18. exf6 exf6 19. Nxe4 f5 {0-1 Becker,W (2305)-Apel,S (2310) BL2-Nord 9899 1998 (5.3)}) 14. Nxe4 {[%emt 0:02:18]} Bxe4 {[%emt 0:04:10]} 15. Nd2 {[%emt 0:05:29]} Bf5 {[%emt 0:06:07]} 16. e6 {[%emt 0:01:23]} Rfd8 {[%emt 0:03:30]} ({Black should play} 16... Qa6 $11) 17. g4 $1 $14 {[%emt 0:02:03]} Bd3 {[%emt 0:00:03]} 18. Nb3 $1 {[%emt 0:00:41]} cxb3 {[%emt 0:07:53]} 19. Qxd3 {[%emt 0:00:02]} a5 {[%emt 0:00:01]} 20. axb3 {[%emt 0:05:03]} Qxb3 {[%emt 0:00:11]} 21. Re2 {[%emt 0:04:40]} Qb5 {[%emt 0:01:28]} 22. Qc2 {[%emt 0:03:41]} a4 {[%emt 0:01:00]} 23. Bf4 {[%emt 0:00:46]} Qb3 {[%emt 0:00:25]} 24. Ra3 {[%emt 0:01:16]} Qxc2 {[%emt 0:06:41]} 25. Rxc2 {[%emt 0:00:03]} Ra6 {[%emt 0:00:01]} 26. Rc1 {[%emt 0:01:33]} Rc8 {[%emt 0:02:24] [#]} (26... g5 $1 $14 {was preferrable.} 27. Be3 Rb8) 27. Be3 $1 $16 {[%emt 0:05:33]} Rb8 {[%emt 0:10:42]} 28. Rca1 {[%emt 0:00:27]} h5 {[%emt 0:02:15]} (28... Rxb2 $16 29. Rxa4 Rxa4 30. Rxa4 Rb8) 29. b3 {[%emt 0:01:34]} hxg4 {[%emt 0:02:57]} 30. hxg4 {[%emt 0:00:05]} ({Stronger than} 30. bxa4 gxh3 31. Kh2 Kh7 $15) 30... f5 {[%emt 0:00:16]} (30... Kh7 {is a better defense.} 31. Rxa4 Rxa4 32. bxa4 g5) 31. Rxa4 $18 {[%emt 0:01:21]} ({Don't play} 31. bxa4 $6 fxg4 32. Kg2 Ra5 $16) 31... Rab6 {[%emt 0:01:11]} (31... Rxa4 $142 32. bxa4 (32. Rxa4 fxg4 33. b4 Bf6 $16) 32... Ra8) 32. b4 {[%emt 0:00:13]} fxg4 {[%emt 0:00:17]} 33. Bf4 {[%emt 0:00:31]} Rf8 {[%emt 0:00:54]} 34. Ra8 {[%emt 0:00:03]} Bf6 {[%emt 0:00:19]} 35. Rxf8+ {[%emt 0:00:39]} Kxf8 {[%emt 0:00:01]} 36. Ra7 {[%emt 0:00:43]} Kg7 {[%emt 0:03:15]} 37. Bc7 {[%emt 0:00:21]} Rb5 {[%emt 0:00:01]} 38. Kg2 {[%emt 0:00:52]} Bg5 {[%emt 0:03:08]} (38... Kh6 $142 39. Bd8 Kg5 40. Bxe7 Bxe7) 39. Be5+ $18 {[%emt 0:00:09]} Kh6 {[%emt 0:00:00]} 40. Kg3 {[%emt 0:00:39]} Kh5 {[%emt 0:00:42]} 41. Bf4 {[%emt 0:01:26]} Bh4+ {[%emt 0:00:01]} 42. Kg2 {[%emt 0:00:00]} Bf6 {[%emt 0:00:01]} 43. Ra6 {[%emt 0:00:29]} g5 {[%emt 0:00:01]} 44. Bg3 {[%emt 0:00:57]} Kg6 {[%emt 0:02:34]} 45. Rxc6 {[%emt 0:00:02]} Kf5 {[%emt 0:00:01]} 46. Rc5 {[%emt 0:00:20]} Rb6 {[%emt 0:00:51]} (46... Rb7 $142 47. Rxd5+ Kxe6) 47. Rxd5+ {[%emt 0:00:12]} Kxe6 {[%emt 0:00:01]} 48. Rc5 {[%emt 0:00:01]} Ra6 {[%emt 0:01:31]} 49. Ra5 {[%emt 0:00:48]} Rb6 {[%emt 0:00:19]} 50. Bc7 {[%emt 0:00:33]} Rb7 {[%emt 0:00:18]} 51. Be5 {[%emt 0:00:02]} Rd7 {[%emt 0:02:05]} 52. Kg3 {[%emt 0:00:16]} Rd8 {[%emt 0:00:01]} 53. Kxg4 {[%emt 0:00:58]} Rc8 {[%emt 0:00:17]} 54. Bxf6 {[%emt 0:00:49]} exf6 {[%emt 0:00:01]} 55. Rc5 {[%emt 0:00:01]} Rh8 {[%emt 0:00:31]} 56. Rc6+ {[%emt 0:00:15]} Ke7 {[%emt 0:00:36]} 57. b5 {[%emt 0:00:49]} Rh4+ {[%emt 0:00:21]} 58. Kg3 {[%emt 0:00:08]} Rh1 {[%emt 0:00:02]} 59. c4 {[%emt 0:00:29]} f5 {[%emt 0:00:05]} 60. b6 {[%emt 0:00:30]} Rb1 {[%emt 0:00:02]} 61. c5 {[%emt 0:00:44]} Rb3+ {[%emt 0:00:01]} 62. Kg2 {[%emt 0:00:10]} g4 {[%emt 0:00:01]} 63. Rc7+ {[%emt 0:00:18]} Ke6 {[%emt 0:00:53]} 64. b7 {[%emt 0:00:16]} f4 {[%emt 0:00:01]} 65. Rc6+ {[%emt 0:00:13]} Kd7 {[%emt 0:00:37]} 66. Rb6 {[%emt 0:00:10]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.11"]
[White "Aditya Varun Gampa"]
[Black "Mayank Chakraborty"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2180"]
[BlackElo "2457"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,54,3,9,29,20,20,-14,0,-61,-42,-62,37,30,29,-164,-153,-164,-204,-161,-163,-180,-77,-96,-34,-37,-45,-18,-11,-10,0,-62,-56,-73,-53,-604,-599,-577,-593,-1084,-1043,-1320,-1301]} 1. e4 {[%emt 0:07:43]} e6 {[%emt 0:00:01]} 2. d4 {[%emt 0:01:02]} d5 {[%emt 0:00:02]} 3. Nd2 {[%emt 0:00:07]} c5 {[%emt 0:00:09]} 4. Ngf3 {[%emt 0:00:03]} cxd4 {[%emt 0:00:07]} 5. Nxd4 {[%emt 0:00:08]} Nc6 {[%emt 0:00:43]} 6. Bb5 {[%emt 0:00:22]} Bd7 {[%emt 0:00:01]} 7. Nxc6 {[%emt 0:00:09]} bxc6 {[%emt 0:00:01]} 8. Bd3 {[%emt 0:00:01]} Bd6 {[%emt 0:00:01]} 9. Qe2 {[%emt 0:04:24]} Qc7 {[%emt 0:00:02]} 10. c4 {[%emt 0:01:15]} Nf6 {[%emt 0:06:43]} 11. Nf3 {[%emt 0:07:00]} (11. g3 $11) 11... e5 {[%emt 0:03:37]} 12. exd5 {[%emt 0:04:48]} e4 {[%emt 0:08:03]} (12... O-O $1 $15 13. dxc6 Qxc6) 13. Bxe4 $14 {[%emt 0:03:03]} O-O {[%emt 0:01:01]} 14. Bd3 $2 {[%emt 0:00:20]} (14. dxc6 $1 $11 Bg4 15. Bc2) 14... Rfe8 $19 {[%emt 0:02:33]} 15. Be3 {[%emt 0:00:07]} Bb4+ {[%emt 0:00:47]} 16. Kf1 {[%emt 0:00:27]} cxd5 {[%emt 0:08:07]} 17. cxd5 {[%emt 0:17:48]} Qd6 {[%emt 0:16:35]} (17... Nxd5 $19 {[%cal Oe8e3] and ...Rxe3! would now be decisive} 18. Bxh7+ Kf8 (18... Kxh7 19. Qd3+ Kg8 20. Qxd5 $15)) 18. Rd1 $17 {[%emt 0:02:59] [#]} Ng4 {[%emt 0:08:34] Black is more active.} (18... Rac8 $1 $17 19. Ba6 Rc7) 19. h3 $1 $15 {[%emt 0:01:57]} Nxe3+ {[%emt 0:00:17]} 20. fxe3 {[%emt 0:00:03]} f5 {[%emt 0:00:21][%cal Ob4c5]} (20... Qxd5 $2 21. Bxh7+ Kxh7 22. Rxd5 $18) (20... Qh6 $5 21. e4 $8 Rac8 $16) 21. Nd4 {[%emt 0:16:57]} Kh8 {[%emt 0:11:26]} (21... Qxd5 $2 22. Bc4 Be6 23. Nxe6 $18 (23. Bxd5 Bxd5 24. Qb5 Be4 $18)) 22. Bc4 {[%emt 0:03:43]} (22. Bxf5 Rf8 23. e4 Rae8 $19) ({White should try} 22. h4 $11) 22... Re4 $1 $36 {[%emt 0:03:21][%mdl 2048] Black has the initiative.} 23. Ne6 {[%emt 0:06:22] [#]} Bc5 $1 {[%emt 0:11:40] A strong pair of Bishops.} ({Reject} 23... Rxc4 $6 24. Qxc4 Bxe6 25. Rd4 $14) 24. Ng5 $2 {[%emt 0:03:06][%mdl 8192] [#]} (24. Nxc5 $15 Qxc5 25. b3) 24... Rf8 $1 $19 {[%emt 0:00:11]} 25. Nxe4 {[%emt 0:00:28]} fxe4+ {[%emt 0:00:00]} 26. Kg1 {[%emt 0:00:01]} Qg3 {[%emt 0:00:11]} 27. Re1 {[%emt 0:00:10]} Rf3 {[%emt 0:00:36]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.12"]
[White "Mummana, Venkata Ruthvik"]
[Black "Rios Gomez, Cristhian Camilo"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2186"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,63,23,0,12,0,6,5,6,0,0,0,20,12,16,13,3,0,28,15,27,13,33,29,35,-14,9,-31,-19,-29,0,-12,-13,-7,0,0,0,0,8,9,7,0,0,0,0,0]} 1. e4 {[%emt 0:05:25]} c5 {[%emt 0:00:30]} 2. Nf3 {[%emt 0:00:26][%cal Bg1f3,Bf3d4,Bd4b5,Bb5a3,Ba3c2][%mdl 32]} Nc6 {[%emt 0:00:23]} 3. d4 {[%emt 0:00:16]} cxd4 {[%emt 0:00:10]} 4. Nxd4 {[%emt 0:00:39]} Nf6 {[%emt 0:00:56]} 5. Nc3 {[%emt 0:00:22]} e5 {[%emt 0:00:18]} 6. Ndb5 {[%emt 0:00:48]} d6 {[%emt 0:00:12]} 7. Bg5 {[%emt 0:00:53]} a6 {[%emt 0:00:40]} 8. Na3 {[%emt 0:00:28]} b5 {[%emt 0:00:46][%cal Bb7b5,Bb5b4][%mdl 32]} 9. Nd5 {[%emt 0:00:58]} Be7 {[%emt 0:00:42]} 10. Bxf6 {[%emt 0:00:18]} Bxf6 {[%emt 0:00:13]} 11. c4 {[%emt 0:01:12]} b4 {[%emt 0:01:24]} 12. Nc2 {[%emt 0:00:24]} O-O {[%emt 0:00:28]} 13. g3 {[%emt 0:01:06]} a5 {[%emt 0:00:35]} 14. b3 {[%emt 0:01:38]} Be6 {[%emt 0:03:28]} 15. Bg2 {[%emt 0:04:48]} Bg5 {[%emt 0:01:31]} 16. O-O {[%emt 0:04:06]} Qb8 {[%emt 0:01:01]} 17. Qd3 {[%emt 0:20:14]} Bd8 {[%emt 0:00:56]} 18. Kh1 {[%emt 0:09:03]} Ra7 {[%emt 0:11:18]} 19. f4 {[%emt 0:06:37]} f6 {[%emt 0:00:41]} 20. Rad1 {[%emt 0:04:59]} Rd7 {[%emt 0:02:12]} 21. Qe2 {[%emt 0:13:10]} Bb6 {[%emt 0:01:40]} 22. Bf3 {[%emt 0:03:49]} (22. Nxb6 $14 Qxb6 23. f5) 22... Bxd5 {[%emt 0:10:51]} (22... Bc5 {seems wilder.} 23. Bg4 Bxg4 24. Qxg4 Ra7) 23. Rxd5 {[%emt 0:00:33]} Bc5 {[%emt 0:00:28]} 24. Qd1 {[%emt 0:03:29]} Qb6 {[%emt 0:03:34]} 25. fxe5 {[%emt 0:01:12]} Nxe5 {[%emt 0:05:02]} 26. Nd4 {[%emt 0:04:00]} Bxd4 {[%emt 0:00:35]} 27. Rxd4 {[%emt 0:01:20]} Rc8 {[%emt 0:01:58]} 28. Bg2 {[%emt 0:01:14] aiming for Bh3.} Rc5 {[%emt 0:01:23]} 29. Bh3 {[%emt 0:02:04]} Rd8 {[%emt 0:00:06]} 30. Rf2 {[%emt 0:00:19]} Kf7 {[%emt 0:07:56]} 31. Rfd2 {[%emt 0:01:21]} Ke7 {[%emt 0:00:08]} 32. Qh5 {[%emt 0:03:02]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.13"]
[White "Sanket Chakravarty"]
[Black "Shirliyev, Allayar"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2374"]
[BlackElo "2196"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,103,25,23,42,0,67,12,10,16,10,-20,-34,-20,-18,-58,-12,-20,0,0,0,0,0,0,0,0,57,45,46,39,60,58,62,62,60,49,82,82,90,64,64,64,108,119,205,149,151,181,167,171,155,99,112,106,147,86,181,122,199,199,214,199,4196,3665,4757,4477,5069,2154,3233,4375,2662,741,5442,4960,5639,5413,2037,1913,29984,29985,29985,29986,29986,29987,29987,29987,29987,29982,29982,29983,29983,29979,29981,29977,29977,29976]} 1. c4 {[%emt 0:06:10]} Nf6 {[%emt 0:00:17]} 2. g3 {[%emt 0:00:49]} c6 {[%emt 0:00:52]} 3. Nf3 {[%emt 0:00:25]} d5 {[%emt 0:00:05]} 4. Bg2 {[%emt 0:00:17]} Bf5 {[%emt 0:01:20]} 5. Qb3 {[%emt 0:01:08]} Qb6 {[%emt 0:00:40]} 6. d3 {[%emt 0:00:09]} Nbd7 {[%emt 0:02:25]} 7. cxd5 {[%emt 0:06:30]} cxd5 {[%emt 0:02:27]} (7... Qxb3 $11 8. axb3 Nxd5) 8. Be3 {[%emt 0:00:22]} (8. Qxb6 $14 Nxb6 9. Nc3) 8... Qxb3 $11 {[%emt 0:00:56]} 9. axb3 {[%emt 0:00:17]} e5 {[%emt 0:00:04] Dodges Nd4} 10. Rxa7 {[%emt 0:10:40]} Rxa7 {[%emt 0:04:00]} 11. Bxa7 {[%emt 0:05:14]} Bb4+ {[%emt 0:00:19]} 12. Nfd2 {[%emt 0:05:46]} O-O {[%emt 0:08:32]} (12... Ke7 $15 13. f4 Ra8 14. fxe5 Rxa7 (14... Nxe5 15. Bd4 $14) 15. exf6+ Nxf6) 13. f4 $1 {[%emt 0:00:33]} e4 {[%emt 0:14:17]} 14. dxe4 $1 {[%emt 0:09:31]} Nxe4 {[%emt 0:00:09]} 15. Bd4 {[%emt 0:00:36]} Nxd2 {[%emt 0:09:28]} 16. Nxd2 {[%emt 0:00:10][%cal Od4c3]} Ra8 {[%emt 0:00:05] ...Ra1+ would now be deadly.} 17. e3 {[%emt 0:17:36][%cal Oe1e2]} Bg4 {[%emt 0:02:33]} (17... Rc8 $11 18. Bxd5 Rc1+ 19. Ke2 Bg4+ (19... Rc2 20. Bc3 $11) 20. Kd3 Bf5+ 21. Ke2) 18. h3 $1 $14 {[%emt 0:02:04]} Ra1+ {[%emt 0:00:20]} 19. Kf2 {[%emt 0:00:03]} Rxh1 {[%emt 0:00:24]} 20. Bxh1 {[%emt 0:00:23]} Bxh3 {[%emt 0:00:05]} 21. Nb1 {[%emt 0:03:43]} Be6 {[%emt 0:24:41]} 22. Nc3 {[%emt 0:00:09]} Bxc3 {[%emt 0:02:58]} 23. bxc3 {[%emt 0:00:09][%mdl 4096] Endgame KBB-KBN} (23. Bxc3 $6 Nc5 $11) 23... f5 {[%emt 0:00:44]} 24. Ke2 {[%emt 0:00:44]} Kf7 {[%emt 0:01:27]} 25. Kd3 {[%emt 0:00:06] White is more active.} b5 {[%emt 0:00:26]} 26. Bf3 {[%emt 0:04:45]} Ke7 {[%emt 0:02:42]} (26... Nb8 $16) 27. Be2 {[%emt 0:05:18][%cal Od3d2]} (27. Bxg7 Nc5+ 28. Kc2 Ne4 $14) 27... Kd6 {[%emt 0:01:42]} 28. Bxg7 {[%emt 0:08:13]} Nc5+ {[%emt 0:00:06]} 29. Kc2 {[%emt 0:00:08] And now Bf8+ would win.} Kc6 {[%emt 0:04:30]} 30. Bf6 {[%emt 0:00:26]} (30. Bh5 $142 $1) 30... Ne4 {[%emt 0:01:42][%csl LRf6,LRg3]} 31. Bh4 {[%emt 0:00:06]} Bd7 {[%emt 0:00:03]} 32. b4 {[%emt 0:05:46]} ({White should play} 32. Bh5) 32... Kd6 {[%emt 0:04:55] [#]} (32... Be8 $16) 33. Kd3 {[%emt 0:00:06]} (33. Bh5 $1 $18) 33... Be8 {[%emt 0:00:05] [#]} (33... Nf2+ $16 34. Kd4 Be8) 34. g4 $1 $18 {[%emt 0:01:21]} Bd7 {[%emt 0:02:51]} 35. Bf3 {[%emt 0:02:20]} fxg4 $2 {[%emt 0:04:13]} (35... Be6 36. Be1 Nf6 (36... fxg4 $2 37. Bxe4 dxe4+ 38. Kxe4 $18)) 36. Bxe4 {[%emt 0:00:05]} dxe4+ {[%emt 0:00:09]} 37. Kxe4 {[%emt 0:00:04] KB-KB. White is a pawn up.} Be6 {[%emt 0:00:08]} 38. f5 {[%emt 0:00:22]} (38. Bg3 $142 Bd5+ 39. Kd4) 38... Bc4 {[%emt 0:00:05]} 39. Kd4 {[%emt 0:01:08]} Bb3 {[%emt 0:01:37]} 40. e4 {[%emt 0:00:26]} (40. Bg3+ $142 Ke7 41. Ke5) 40... Bc2 {[%emt 0:00:07]} 41. Ke3 {[%emt 0:00:34]} h6 {[%emt 0:03:02]} 42. Kf4 {[%emt 0:00:08]} Kc6 {[%emt 0:00:26]} 43. e5 {[%emt 0:00:22][%cal Be4e5,Be5e6][%mdl 32] Threatening mate with e6!.} (43. Kxg4 Bxe4 44. Kf4 Bc2 $14) 43... Kd5 {[%emt 0:00:55]} 44. e6 {[%emt 0:00:06]} ({Worse is} 44. Kxg4 Kxe5 45. Bg3+ Kf6 $11) 44... Kd6 {[%emt 0:00:04]} 45. Bf2 {[%emt 0:00:16]} ({Weaker is} 45. Kxg4 Ke5 $18) 45... Ke7 {[%emt 0:02:19]} 46. Ke5 {[%emt 0:00:14]} Ke8 {[%emt 0:01:12]} 47. f6 {[%emt 0:00:07]} Bg6 {[%emt 0:00:17]} 48. f7+ {[%emt 0:00:04]} Bxf7 {[%emt 0:00:05]} 49. exf7+ {[%emt 0:00:02]} Kxf7 {[%emt 0:00:05]} 50. Kf5 {[%emt 0:00:03]} h5 {[%emt 0:00:26]} 51. Kg5 {[%emt 0:00:02]} Ke6 {[%emt 0:00:05]} 52. Kxh5 {[%emt 0:00:12]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.14"]
[White "Sarveshwaran V"]
[Black "Venkatesh, M.R."]
[Result "0-1"]
[ECO "B61"]
[WhiteElo "2150"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,80,45,55,18,20,20,42,0,13,0,13,14,14,23,47,43,63,59,62,75,79,59,70,85,92,97,88,91,98,79,77,80,82,61,65,65,91,75,127,62,66,62,77,41,107,37,72,37,37,37,37,37,39,37,37,37,42,37,37,21,26,26,27,25,25,22,54,11,39]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:01:43]} 2. Nf3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:00:07]} d6 {[%emt 0:00:04]} 6. Bg5 {[%emt 0:00:07]} Bd7 {[%emt 0:00:05]} 7. Qd2 {[%emt 0:00:58]} Rc8 {[%emt 0:00:15]} 8. Nxc6 {[%emt 0:00:30]} (8. O-O-O Nxd4 9. Qxd4 Qa5 10. Be3) 8... Bxc6 {[%emt 0:01:56]} 9. f3 {[%emt 0:00:07]} a6 {[%emt 0:04:24]} 10. Bd3 {[%emt 0:06:58]} e6 {[%emt 0:01:33]} 11. O-O-O {[%emt 0:07:25]} Be7 {[%emt 0:02:04]} 12. Kb1 {[%emt 0:03:00]} b5 {[%emt 0:05:11]} 13. h4 {[%emt 0:00:22]} Qb6 {[%emt 0:09:30]} 14. Ne2 {[%emt 0:04:41]} b4 {[%emt 0:09:45]} 15. Be3 {[%emt 0:02:38]} Qb7 {[%emt 0:00:06]} 16. Nd4 {[%emt 0:00:14]} Nd7 {[%emt 0:04:53]} 17. Qe2 {[%emt 0:12:28]} Nc5 {[%emt 0:08:59]} 18. Nxc6 {[%emt 0:08:11]} Rxc6 {[%emt 0:02:23]} 19. Bxc5 {[%emt 0:01:02]} Rxc5 {[%emt 0:02:07]} 20. Bxa6 {[%emt 0:06:59]} Qc6 {[%emt 0:28:20] [#]} 21. Rd4 $1 {[%emt 0:05:52]} Ra5 {[%emt 0:00:00]} 22. Bc4 {[%emt 0:03:47]} Qc5 {[%emt 0:00:00]} 23. Rdd1 {[%emt 0:19:45]} O-O {[%emt 0:02:26]} 24. f4 {[%emt 0:00:00] Dodges Qe5} h5 {[%emt 0:04:33]} 25. Bb3 {[%emt 0:00:00]} Rc8 {[%emt 0:01:13] [#]} ({Black should play} 25... Bf6) 26. g3 {[%emt 0:03:19]} (26. Rhf1 $1 $16) 26... Bf6 $14 {[%emt 0:00:44]} 27. Qd3 {[%emt 0:00:28]} Rc6 {[%emt 0:01:45]} 28. Rhe1 {[%emt 0:01:00]} (28. e5 dxe5 29. f5 e4 30. Qxe4 Qe5 31. Qxe5 Rxe5 32. fxe6 fxe6 33. Rhg1) 28... Ra8 {[%emt 0:07:15]} (28... g6 $14) 29. Qe3 {[%emt 0:04:07]} ({White should play} 29. Qe2 $16) 29... Ra5 {[%emt 0:00:45]} 30. Qxc5 {[%emt 0:00:21]} (30. Qf3 {with more complications.} Rc8 31. Qd3 Rd8 32. Rf1) 30... Raxc5 {[%emt 0:00:07]} 31. Rd3 {[%emt 0:01:14]} Ra5 {[%emt 0:01:54]} 32. Red1 {[%emt 0:01:38]} Raa6 {[%emt 0:00:04]} 33. Re3 {[%emt 0:02:45]} Ra5 {[%emt 0:00:23]} 34. Rde1 {[%emt 0:01:15]} Rcc5 {[%emt 0:00:29]} 35. Rc1 {[%emt 0:01:10]} Kf8 {[%emt 0:00:57]} 36. c3 {[%emt 0:00:47]} bxc3 {[%emt 0:00:39]} 37. bxc3 {[%emt 0:00:17]} Ra6 {[%emt 0:01:29]} 38. Kc2 {[%emt 0:03:47]} Rac6 {[%emt 0:00:34][%cal Of6d4]} 39. Kd2 {[%emt 0:00:18]} d5 {[%emt 0:00:30]} 40. e5 {[%emt 0:01:58]} Bd8 {[%emt 0:00:03]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.06"]
[Round "7.15"]
[White "Anadkat Kartavya"]
[Black "Podolchenko, Evgeniy"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2139"]
[BlackElo "2346"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,61,-27,-22,-74,-51,-59,-57,-44,-54,-54,-70,-56,-42,-57,-48,-50,-42,-52,-52,-49,-31,-59,-34,-42,0,-56,-7,-22,-17,-48,0,0,0,0,153,-14,489,556,600,604,501,550,602,603,592,550,610,607,594,581,588,587,757,750]} 1. e4 {[%emt 0:03:31]} c6 {[%emt 0:00:08]} 2. d4 {[%emt 0:00:06]} d5 {[%emt 0:00:04]} 3. e5 {[%emt 0:00:05]} Bf5 {[%emt 0:00:06]} 4. h4 {[%emt 0:00:05]} h5 {[%emt 0:00:04]} 5. Bg5 {[%emt 0:00:03]} Qb6 {[%emt 0:01:05]} 6. Bd3 {[%emt 0:00:01]} (6. b3 $11 {keeps the balance.}) 6... Qxd4 {[%emt 0:01:24]} 7. Nf3 {[%emt 0:00:18]} Qg4 $1 {[%emt 0:00:06]} 8. Bxf5 {[%emt 0:00:03]} Qxf5 {[%emt 0:00:06]} 9. c4 {[%emt 0:00:01]} Qe4+ {[%emt 0:06:12]} 10. Be3 {[%emt 0:00:03]} e6 {[%emt 0:01:04]} (10... dxc4 11. Nbd2 Qd5 12. Qc2) 11. Nbd2 {[%emt 0:01:17]} Qd3 {[%emt 0:05:08]} 12. cxd5 {[%emt 0:02:54]} exd5 {[%emt 0:09:39]} 13. Rc1 {[%emt 0:00:06]} Bb4 {[%emt 0:02:29] Prevents Rc3} 14. a3 {[%emt 0:00:06]} Bxd2+ {[%emt 0:04:53]} 15. Bxd2 {[%emt 0:00:22]} Nd7 {[%emt 0:08:01]} 16. Rc3 {[%emt 0:04:45]} Qa6 {[%emt 0:03:19]} 17. Bg5 {[%emt 0:26:33]} ({White should try} 17. b4 $1 $11) 17... f6 {[%emt 0:07:54]} (17... Ne7 $15) 18. exf6 $11 {[%emt 0:02:18]} gxf6 {[%emt 0:00:02]} 19. Re3+ {[%emt 0:01:12]} Kf8 {[%emt 0:08:45]} (19... Ne7 $15) 20. Qb1 {[%emt 0:24:24]} Ne7 $1 {[%emt 0:03:47][%cal Oc6c5] Prevents Qf5.} (20... fxg5 $2 21. Qf5+ Ngf6 22. Ne5 (22. hxg5 d4 $18) 22... Nxe5 23. Rxe5 Qa5+ 24. Kf1 Qb5+ 25. Kg1 $18) 21. Bf4 {[%emt 0:02:57] Bd6 would now be deadly.} Kf7 $2 {[%emt 0:05:18] [#] Black is weak on the dark squares} ({Black should try} 21... Re8 $11) 22. Rh3 $2 {[%emt 0:02:38] White is more active.} (22. Ng5+ $1 $16 fxg5 23. Bd6) 22... Rae8 $2 {[%emt 0:02:11][%mdl 8192] [#]} (22... c5 $1 $11 {and Black stays safe.}) 23. Ng5+ $1 $18 {[%emt 0:05:20][%mdl 512]} fxg5 {[%emt 0:11:25]} 24. Bxg5 {[%emt 0:00:23] White wants to mate with Rhf3+.} Nf6 {[%emt 0:05:14] and ...Ne4 should not be overlooked} 25. Rhf3 {[%emt 0:04:22]} c5 {[%emt 0:03:08]} 26. Bxf6 {[%emt 0:01:56]} Qxf6 {[%emt 0:00:13]} 27. Kf1 {[%emt 0:01:44]} Qxf3 {[%emt 0:01:35]} 28. Rxf3+ {[%emt 0:00:18]} Ke6 {[%emt 0:00:01]} 29. Qe1+ {[%emt 0:01:43]} Kd7 {[%emt 0:00:36]} 30. Qa5 {[%emt 0:00:06]} Rh6 {[%emt 0:02:57]} 31. Qxa7 {[%emt 0:02:36]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.1"]
[White "Iniyan, Pa"]
[Black "Sammed Jaykumar, Shete"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2508"]
[BlackElo "2379"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,99,38,52,42,51,49,47,28,54,48,41,32,42,37,95,0,0,0,0,0,35,0,18,29,95,92,95,93,105,91,105,112,189,199,185,191,175,127,144,135,143,137,162,180,168,168,177,174,171,178,186,65,56,56,56,56,56,56,56,8,8,8,8,8,8,9,95,8,18,8,8,8,428,365,444,340,29976,29977,29989,29990]} 1. d4 {[%emt 0:05:58]} d5 {[%emt 0:00:15]} 2. c4 {[%emt 0:00:08]} e6 {[%emt 0:00:13]} 3. Nf3 {[%emt 0:00:16]} c5 {[%emt 0:00:48]} 4. cxd5 {[%emt 0:00:12]} exd5 {[%emt 0:00:06]} 5. g3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:33]} 6. Bg2 {[%emt 0:00:08]} c4 {[%emt 0:00:46]} 7. O-O {[%emt 0:01:00]} Be7 {[%emt 0:00:19]} 8. Nc3 {[%emt 0:20:30]} Nf6 {[%emt 0:00:21]} 9. Ne5 {[%emt 0:00:05]} O-O {[%emt 0:00:49]} 10. b3 {[%emt 0:03:25]} cxb3 {[%emt 0:00:40]} 11. Nxc6 {[%emt 0:03:01]} bxc6 {[%emt 0:00:34]} 12. axb3 {[%emt 0:00:05]} Bf5 {[%emt 0:10:04]} 13. Ba3 {[%emt 0:04:38]} Rb8 {[%emt 0:01:28]} 14. Na4 {[%emt 0:01:15]} h5 {[%emt 0:15:49][%cal Bh7h5,Bh5h4,Bh4h3][%mdl 32]} 15. Bxe7 {[%emt 0:02:12]} Qxe7 {[%emt 0:01:28]} 16. Nc5 {[%emt 0:00:03]} h4 {[%emt 0:01:53]} 17. Qd2 {[%emt 0:02:43]} Rfe8 {[%emt 0:09:41]} ({Better is} 17... h3 $14 18. Bf3 Be4) 18. Ra2 {[%emt 0:01:03]} (18. gxh4 $6 Qxe2 19. Qf4 Qg4 20. Qxg4 Bxg4 $11) (18. Qf4 $16 Bg4 19. f3) 18... h3 $1 $11 {[%emt 0:00:38]} 19. Bh1 {[%emt 0:01:33]} Be4 {[%emt 0:01:55]} 20. f3 {[%emt 0:04:04]} Bf5 {[%emt 0:02:07][%cal Oa7a5]} 21. Kf2 {[%emt 0:00:09]} (21. Re1 {simplifies} Nd7 22. Rxa7 Ra8 23. Rxa8 Rxa8 24. b4) 21... Rb5 {[%emt 0:03:47][%cal Oa7a5]} 22. Rfa1 {[%emt 0:07:07]} Rxc5 {[%emt 0:22:01]} (22... Ra8 $11 {keeps the balance.}) 23. dxc5 $16 {[%emt 0:00:33]} Qxc5+ {[%emt 0:01:29]} 24. e3 {[%emt 0:00:09]} Rb8 {[%emt 0:03:39]} 25. Ra5 {[%emt 0:08:58]} (25. Rxa7 Rxb3 26. R7a2 Kh7 $15) 25... Qd6 {[%emt 0:03:47]} 26. Qc3 {[%emt 0:01:45]} (26. Rxa7 Rxb3 27. Kg1 Qe5 $15) 26... Qb4 {[%emt 0:05:52]} (26... Rb6 $16) 27. Qxb4 $18 {[%emt 0:00:41]} (27. Qxc6 $2 Qd2+ (27... Qxb3 $2 28. R5a2 $19) 28. Kg1 Qxe3+ 29. Kf1 Bd3#) 27... Rxb4 {[%emt 0:00:02]} 28. g4 {[%emt 0:02:40]} (28. Rxa7 $6 Rxb3 29. g4 Be6 $14) 28... Be6 {[%emt 0:01:37]} 29. Rxa7 {[%emt 0:04:47]} (29. g5 $18 Ne8 30. Rxa7) 29... Rxb3 {[%emt 0:00:29]} 30. R7a3 {[%emt 0:00:08]} Rb2+ {[%emt 0:01:19]} 31. Kg3 {[%emt 0:00:08]} g5 {[%emt 0:00:35]} 32. Kxh3 {[%emt 0:14:37]} d4 {[%emt 0:00:05]} 33. Kg3 $1 {[%emt 0:00:05]} (33. exd4 $6 Nh5 $14) 33... Nd5 {[%emt 0:01:30]} 34. f4 $1 {[%emt 0:00:48]} (34. exd4 $6 Nf4 $14) 34... Nxe3 {[%emt 0:00:53]} 35. fxg5 {[%emt 0:00:06]} (35. Bxc6 gxf4+ 36. Kxf4 Rxh2 $14) 35... Kg7 {[%emt 0:02:45] [#]} 36. Rxe3 {[%emt 0:03:29]} dxe3 $14 {[%emt 0:00:07]} 37. Bxc6 $18 {[%emt 0:00:06][%mdl 4096] Endgame KRB-KRB. White is a pawn up.} e2 {[%emt 0:07:24]} 38. Bf3 $1 {[%emt 0:00:09]} Bb3 {[%emt 0:00:31]} 39. Re1 $1 {[%emt 0:02:15]} Bd1 {[%emt 0:00:10]} 40. h4 {[%emt 0:00:22]} (40. Be4 $14) 40... Rb3 $11 {[%emt 0:00:48]} 41. Kf4 {[%emt 0:00:51]} Rb4+ {[%emt 0:01:05]} 42. Be4 {[%emt 0:00:05]} Ra4 {[%emt 0:00:34]} 43. h5 {[%emt 0:00:58]} Ra3 {[%emt 0:00:16] [#]} (43... Kg8 $11) 44. h6+ {[%emt 0:03:12]} ({White should try} 44. g6 $1 $16 {[%cal Rg6f7]}) 44... Kg8 {[%emt 0:00:07]} 45. g6 {[%emt 0:01:01]} fxg6 {[%emt 0:00:19]} 46. Bxg6 {[%emt 0:00:06]} Ra4+ $2 {[%emt 0:01:13][%mdl 8192] [#]} (46... Ra6 $1 $11 47. Kg5 Ra5+ 48. Bf5 Ra8) 47. Be4 $1 $18 {[%emt 0:00:24]} Ra5 {[%emt 0:00:38]} 48. g5 {[%emt 0:00:09][%cal Bg4g5,Bg5g6][%mdl 32] Threatens to win with Rh1.} Ra6 $2 {[%emt 0:00:23]} (48... Ra4 $18 49. g6 Rxe4+ 50. Kxe4 Bc2+ 51. Ke5 Bxg6) 49. g6 {[%emt 0:04:34]} Rf6+ {[%emt 0:00:16]} 50. Ke5 {[%emt 0:00:30]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.2"]
[White "Aronyak Ghosh"]
[Black "Madhvendra Pratap Sharma"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2544"]
[BlackElo "2281"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,77,63,59,61,61,59,106,114,115,104,137,134,154,104,92,108,93,95,138,143,172,149,151,151,151,149,157,108,196,212,198,166,173,178,213,220,218,213,476,472,514,508,488,497,467,391,497,501,810,799,1123,1097,1259,1214,29977,29978,29978,29979,29983,29984,29972,12079]} 1. d4 {[%emt 0:04:08]} e6 {[%emt 0:00:09]} 2. c4 {[%emt 0:00:26]} d5 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:04]} c5 {[%emt 0:00:05]} 4. cxd5 {[%emt 0:01:57]} cxd4 {[%emt 0:00:06]} 5. Qa4+ {[%emt 0:00:05]} Bd7 {[%emt 0:00:07]} 6. Qxd4 {[%emt 0:00:04]} exd5 {[%emt 0:00:04]} 7. Qxd5 {[%emt 0:00:04]} Nc6 {[%emt 0:00:06]} 8. Nf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:04]} 9. Qd1 {[%emt 0:00:05]} Bc5 {[%emt 0:00:04]} 10. a3 {[%emt 0:00:06]} Qe7 {[%emt 0:05:51]} 11. Bg5 {[%emt 0:00:34]} Bg4 {[%emt 0:35:07]} (11... h6 $14 12. Bxf6 (12. Nd5 Bxf2+ 13. Kxf2 Qc5+ 14. e3 Ne4+ 15. Ke1 hxg5 $11) 12... Qxf6) 12. e3 $16 {[%emt 0:07:24]} Rd8 {[%emt 0:01:50]} 13. Qc2 {[%emt 0:04:41]} Bxf3 {[%emt 0:11:15]} 14. gxf3 {[%emt 0:01:13]} Bb6 {[%emt 0:02:07] [#]} 15. Qe4 {[%emt 0:12:12]} Nxe4 {[%emt 0:03:14]} 16. Bxe7 {[%emt 0:00:13]} Kxe7 {[%emt 0:01:18]} 17. fxe4 {[%emt 0:00:09]} Bc5 {[%emt 0:04:51]} 18. Rc1 {[%emt 0:00:31]} Kf8 {[%emt 0:01:10]} 19. Na4 {[%emt 0:09:49]} Bd6 {[%emt 0:07:18]} 20. Nc5 {[%emt 0:01:29]} Bxc5 {[%emt 0:04:18]} 21. Rxc5 {[%emt 0:00:09]} Ke7 {[%emt 0:01:23]} 22. e5 {[%emt 0:03:21]} ({White should try} 22. Ke2) 22... Nb8 {[%emt 0:03:53]} (22... Rd7 $16) 23. Bh3 $18 {[%emt 0:05:32]} Na6 {[%emt 0:02:18] Repels Rc7+} 24. Rc2 {[%emt 0:00:16]} Rd5 {[%emt 0:00:57]} 25. f4 {[%emt 0:00:18]} Rc5 {[%emt 0:03:42]} 26. Rxc5 {[%emt 0:01:01]} Nxc5 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRN. White is a pawn up.} 27. Ke2 {[%emt 0:00:11]} Na4 $2 {[%emt 0:04:22]} (27... Re8 {might work better.} 28. Rc1 Ne6 29. Bxe6 Kxe6) 28. Rc1 {[%emt 0:00:50] Rc7+ would now be deadly.} Rb8 {[%emt 0:00:35]} 29. Rc7+ {[%emt 0:00:15]} Kf8 {[%emt 0:00:26]} 30. b3 {[%emt 0:01:20][%cal Bb2b3,Bb3b4][%mdl 32]} Nb6 {[%emt 0:00:05]} 31. Bg2 {[%emt 0:00:45] Inhibits Nd5.} Rd8 {[%emt 0:00:54]} 32. Rxb7 {[%emt 0:01:00]} Nd7 {[%emt 0:00:03]} (32... Nc8 $142 33. a4 h5) 33. Rxa7 {[%emt 0:01:06]} Nc5 {[%emt 0:00:01]} 34. b4 {[%emt 0:00:21]} Nb3 {[%emt 0:00:19]} 35. Ra8 {[%emt 0:00:07]} Rxa8 {[%emt 0:00:06]} 36. Bxa8 {[%emt 0:00:02]} Nc1+ {[%emt 0:00:09]} 37. Kd2 {[%emt 0:00:08]} Nb3+ {[%emt 0:00:03]} 38. Kc2 {[%emt 0:00:04]} Na1+ {[%emt 0:00:04]} 39. Kb2 {[%emt 0:00:02]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.3"]
[White "Shahil Dey"]
[Black "Siddharth, Jagadeesh"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2374"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,60,18,16,9,16,15,14,0,3,0,0,0,9,0,8,0,0,0,38,26,56,43,47,28,60,50,46,30,25,29,32,17,42,45,64,25,62,38,38,23,37]} 1. Nf3 {[%emt 0:05:15]} Nf6 {[%emt 0:00:36]} 2. b3 {[%emt 0:00:07]} b6 {[%emt 0:00:06]} 3. Bb2 {[%emt 0:00:13]} Bb7 {[%emt 0:00:05]} 4. g3 {[%emt 0:01:10]} e6 {[%emt 0:00:07]} 5. Bg2 {[%emt 0:00:04]} Be7 {[%emt 0:00:04]} 6. O-O {[%emt 0:00:06]} O-O {[%emt 0:00:05]} 7. c4 {[%emt 0:00:03]} c5 {[%emt 0:00:07]} 8. d4 {[%emt 0:02:33]} cxd4 {[%emt 0:00:05]} 9. Nxd4 {[%emt 0:00:05]} Qc8 {[%emt 0:03:22]} 10. Nc3 {[%emt 0:01:14]} Bxg2 {[%emt 0:00:09]} 11. Kxg2 {[%emt 0:00:04]} Qb7+ {[%emt 0:00:08]} 12. Kg1 {[%emt 0:01:02]} Na6 {[%emt 0:01:12][%cal Bb8a6,Ba6c5,Bc5e4][%mdl 32]} 13. Qd3 {[%emt 0:08:19]} Nc5 {[%emt 0:08:32]} 14. Qf3 {[%emt 0:02:01] The position is equal.} Nfe4 {[%emt 0:00:08]} 15. Nxe4 {[%emt 0:04:32]} Nxe4 {[%emt 0:00:06]} 16. Nb5 {[%emt 0:15:34]} f5 {[%emt 0:01:29]} 17. Nc3 {[%emt 0:01:32]} Bf6 {[%emt 0:02:21]} 18. Rab1 {[%emt 0:00:34]} (18. Qe3 {is interesting.} Bxc3 19. Bxc3 f4 20. Qd4) 18... Bxc3 {[%emt 0:25:31]} 19. Bxc3 {[%emt 0:00:05]} Qc6 {[%emt 0:00:06][%cal Of5f4]} 20. Rbc1 {[%emt 0:04:41]} Nxc3 {[%emt 0:12:27]} 21. Qxc3 {[%emt 0:01:00]} f4 {[%emt 0:03:20]} 22. Rcd1 {[%emt 0:01:59]} f3 {[%emt 0:00:32]} 23. exf3 {[%emt 0:00:07]} Rxf3 {[%emt 0:00:04]} 24. Rd3 {[%emt 0:00:12]} Raf8 {[%emt 0:00:06]} 25. Rxf3 {[%emt 0:00:12]} Rxf3 $11 {[%emt 0:00:04] KQR-KQR} 26. Qe5 {[%emt 0:00:11]} Rf8 {[%emt 0:00:36]} 27. Rd1 {[%emt 0:00:20]} h6 {[%emt 0:00:15]} 28. Rd2 {[%emt 0:00:07] White is more active.} Kh7 {[%emt 0:00:07][%cal Od7d5]} 29. Qd4 {[%emt 0:00:07]} Rf7 {[%emt 0:00:04]} 30. Qd3+ {[%emt 0:00:04]} Kg8 {[%emt 0:00:03] Weighted Error Value: White=0.11 (very precise) /Black=0.12 (very precise) .  Inaccurate:     	White=1     	Black=4      OK:         	White=5     	Black=8} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.4"]
[White "Mohamed Anees M"]
[Black "Das, Sayantan"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2334"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,107,21,23,15,33,10,50,22,30,23,27,17,16,13,20,21,23,22,25,13,9,10,14,2,11,0,0,0,0,0,0,0,0,0,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,-21,0,0,0,0,0,-14,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,0,112,72,80,0,70,59]} 1. e4 {[%emt 0:00:03]} c6 {[%emt 0:03:50]} 2. d4 {[%emt 0:00:09]} d5 {[%emt 0:00:06]} 3. exd5 {[%emt 0:00:05]} cxd5 {[%emt 0:00:08]} 4. Bd3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:42]} 5. c3 {[%emt 0:00:14]} Bg4 {[%emt 0:00:48]} 6. Qb3 {[%emt 0:00:10]} Qc7 {[%emt 0:00:09]} 7. h3 {[%emt 0:00:06]} Bh5 {[%emt 0:00:47]} 8. Ne2 {[%emt 0:00:12]} Bxe2 {[%emt 0:00:43]} 9. Bxe2 {[%emt 0:00:06][%cal Oc1f4]} Nc6 {[%emt 0:02:12][%cal Oc6d4]} 10. O-O {[%emt 0:03:20][%cal Oc1f4]} Rc8 {[%emt 0:01:59]} 11. Nd2 {[%emt 0:04:31]} e6 {[%emt 0:00:35]} 12. Nf3 {[%emt 0:01:47]} Bd6 {[%emt 0:00:15]} 13. Bd3 {[%emt 0:01:52]} O-O {[%emt 0:05:04]} 14. Re1 {[%emt 0:02:40]} a6 {[%emt 0:02:43]} 15. a3 {[%emt 0:01:09]} h6 {[%emt 0:12:42]} 16. Qd1 {[%emt 0:05:17]} b5 {[%emt 0:04:16]} 17. Qe2 {[%emt 0:01:14]} Na5 {[%emt 0:07:41]} 18. Ne5 {[%emt 0:04:36]} Nb3 {[%emt 0:05:32]} 19. Rb1 {[%emt 0:00:24]} Bxe5 {[%emt 0:01:03]} 20. dxe5 {[%emt 0:02:43]} Nxc1 {[%emt 0:00:58]} 21. Rbxc1 {[%emt 0:00:05]} Nd7 {[%emt 0:00:08]} 22. Rcd1 {[%emt 0:03:05][%cal Bc1d1,Bd1d4,Bd4g4,Bg4g5][%mdl 32]} g6 {[%emt 0:02:57]} 23. Bb1 {[%emt 0:04:18]} Kg7 {[%emt 0:02:53]} 24. Rd4 {[%emt 0:17:06]} Qb6 {[%emt 0:09:03]} 25. Bd3 {[%emt 0:01:30]} Nc5 {[%emt 0:02:18]} 26. Bc2 {[%emt 0:03:08]} Qc7 {[%emt 0:02:12]} 27. Rg4 {[%emt 0:03:52]} Qe7 {[%emt 0:01:40]} 28. h4 {[%emt 0:03:19]} h5 {[%emt 0:03:56]} 29. Rg5 {[%emt 0:05:03]} Rh8 {[%emt 0:01:22]} 30. f4 {[%emt 0:12:41] [#]} Ne4 $1 {[%emt 0:04:03]} 31. Bxe4 {[%emt 0:00:52]} dxe4 {[%emt 0:00:05]} 32. Qxe4 {[%emt 0:01:35][%cal Of4f5]} Rc4 {[%emt 0:03:05]} 33. Qe3 {[%emt 0:02:56]} Rd8 {[%emt 0:02:06][%mdl 1024] Black has compensation.} 34. Rf1 {[%emt 0:02:40]} a5 {[%emt 0:08:56]} 35. Qf2 {[%emt 0:02:59]} a4 {[%emt 0:06:36]} 36. Rg3 {[%emt 0:01:01]} Rc5 {[%emt 0:00:45][%cal Oc5d5]} 37. Re3 {[%emt 0:02:35]} Rcd5 {[%emt 0:00:09]} 38. Re2 {[%emt 0:01:07] Wards off Rd2} R8d7 {[%emt 0:02:15]} 39. Kh2 {[%emt 0:00:30]} Rd3 {[%emt 0:00:25]} 40. Rg1 {[%emt 0:02:04]} Qd8 {[%emt 0:00:37]} 41. g3 {[%emt 0:01:20]} Qa8 {[%emt 0:01:16]} 42. Qg2 {[%emt 0:00:55]} Qc8 {[%emt 0:00:50]} 43. Qe4 {[%emt 0:03:51]} Qd8 {[%emt 0:01:19]} 44. Rgg2 {[%emt 0:00:43]} R7d5 {[%emt 0:00:16]} 45. Re3 {[%emt 0:01:21]} Rd1 {[%emt 0:00:29]} 46. Re1 {[%emt 0:00:30]} Rxe1 {[%emt 0:00:26]} 47. Qxe1 $11 {[%emt 0:00:07][%mdl 4096] Endgame. KQR-KQR} Rd1 {[%emt 0:00:18]} 48. Qe4 {[%emt 0:01:37]} Ra1 {[%emt 0:00:40]} 49. Qe2 {[%emt 0:00:36]} Qd5 {[%emt 0:00:20]} 50. Rg1 {[%emt 0:00:33]} Ra2 {[%emt 0:00:18]} 51. Rg2 {[%emt 0:00:24]} Qc5 {[%emt 0:00:40]} (51... Ra1 $11) 52. Qf2 {[%emt 0:00:12]} Qc6 {[%emt 0:01:00]} 53. Qe2 {[%emt 0:00:25]} (53. Qe1 $16) 53... Qd5 {[%emt 0:00:16]} (53... Qc5 $11) 54. Qd2 {[%emt 0:00:34] Weighted Error Value: White=0.07 (flawless) /Black=0.09 (flawless) .  Mistake:       	White=1     	Black=2      Inaccurate:     	White=2     	Black=1      OK:         	White=10    	Black=24} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.5"]
[White "Deepan Chakkravarthy J."]
[Black "Kaustuv, Kundu"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2413"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,79,0,0,-2,0,0,0,0,5,-5,12,0,33,20,30,0,8,0,44,16,24,8,23,7,6,9,52,0,0,-4,0,0,30,0,0,0,0,-11,0,-35,-34,-174,0,0,72,56,66,-12,-14,-27,6,6,66,46,113,108,101,107,104,121,179,126,393,420,445,435,472,459,470,460]} 1. c4 {[%emt 0:08:07]} c5 {[%emt 0:01:17]} 2. Nc3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:18]} 3. g3 {[%emt 0:00:20]} g6 {[%emt 0:00:06]} 4. Bg2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:06]} 5. d3 {[%emt 0:00:15]} d6 {[%emt 0:01:43]} 6. Nf3 {[%emt 0:01:18]} e6 {[%emt 0:03:45]} 7. O-O {[%emt 0:00:06]} Nge7 {[%emt 0:00:04]} 8. Bd2 {[%emt 0:01:14]} O-O {[%emt 0:00:23]} 9. a3 {[%emt 0:00:16]} a5 {[%emt 0:10:25]} 10. Qc1 {[%emt 0:24:43]} b6 {[%emt 0:06:53]} 11. Bh6 {[%emt 0:01:26]} Bb7 {[%emt 0:01:52]} 12. Bxg7 {[%emt 0:00:34]} Kxg7 {[%emt 0:00:07]} 13. h4 {[%emt 0:08:28]} h6 {[%emt 0:02:23]} 14. e3 {[%emt 0:08:01]} (14. Nb5 {is interesting.} Na7 15. Nxa7 Rxa7 16. b4) 14... Rc8 {[%emt 0:03:39]} 15. Qc2 {[%emt 0:01:02]} d5 {[%emt 0:11:26]} 16. Qb3 {[%emt 0:03:51]} Ba6 {[%emt 0:04:20]} 17. Rfd1 {[%emt 0:00:54]} d4 {[%emt 0:03:50]} 18. exd4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:45]} 19. Nb5 {[%emt 0:00:06]} (19. Na4 $14) 19... e5 $11 {[%emt 0:07:43]} 20. Qa4 {[%emt 0:06:07]} Rb8 {[%emt 0:05:30]} 21. b4 {[%emt 0:01:52]} Bc8 {[%emt 0:01:32]} 22. Re1 {[%emt 0:04:37]} f6 {[%emt 0:00:19]} 23. Rab1 {[%emt 0:01:44]} Bf5 {[%emt 0:02:07]} 24. Qc2 {[%emt 0:00:08]} Qd7 {[%emt 0:02:37]} 25. Kh2 {[%emt 0:09:36]} g5 {[%emt 0:01:05]} 26. c5 {[%emt 0:02:08] [#]} (26. Kg1 $15) 26... bxc5 $2 {[%emt 0:07:18]} ({Black should try} 26... axb4 $1 $19 {Threatens to win with ...bxc5.} 27. axb4 Nd5 28. hxg5 hxg5 (28... Ncxb4 29. gxf6+ Rxf6 30. Qb3 $15)) 27. bxc5 {[%emt 0:00:14]} Bg4 {[%emt 0:10:33]} (27... Be6 $11) 28. Nd6 $16 {[%emt 0:01:07]} Nf5 {[%emt 0:03:58]} 29. Nxf5+ {[%emt 0:01:38]} ({Better is} 29. Ne4 $14) 29... Qxf5 $11 {[%emt 0:00:47]} 30. Ng1 {[%emt 0:00:28]} Qd7 $132 {[%emt 0:00:22][%mdl 2048] Black puts up resistance} 31. Rb6 {[%emt 0:01:53]} Ne7 {[%emt 0:02:05]} (31... Rbc8 $1 $11) 32. Reb1 $14 {[%emt 0:01:32]} Rxb6 {[%emt 0:00:19]} (32... Rbd8 $14) 33. cxb6 $16 {[%emt 0:01:28][%cal Bc5b6,Bb6b7][%mdl 32]} gxh4 {[%emt 0:00:22]} 34. b7 {[%emt 0:00:43]} hxg3+ {[%emt 0:01:54]} 35. fxg3 {[%emt 0:00:02]} Qd6 {[%emt 0:00:07]} (35... Rb8 $16 {is a better defense.}) 36. Rc1 {[%emt 0:03:34]} (36. Rb5 $18 {Strongly threatening Qc5.} Nf5 37. Qc8 (37. Rxa5 Ne3 $18)) 36... Be6 $2 {[%emt 0:03:53][%mdl 8192]} (36... Rb8 $16) 37. Qc5 $18 {[%emt 0:01:24]} Qxc5 {[%emt 0:00:52]} 38. Rxc5 {[%emt 0:00:03][%cal Bc1c5,Bc5a5,Ba5d5][%mdl 32]} Rb8 {[%emt 0:00:14]} 39. Rxa5 {[%emt 0:00:11]} Nd5 {[%emt 0:01:16]} 40. Rxd5 {[%emt 0:00:06]} ({Not} 40. Bxd5 Bxd5 41. Rxd5 Rxb7 $18) 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.6"]
[White "Manish Anto Cristiano F"]
[Black "Vaz, Ethan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2328"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 35,92,-31,0,-9,-14,0,0,0,0,-29,-19,-17,3,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,8,0,0,0,0,0,5,0,0,0,0,0,0,0,376,376,1070,0,0,0,2510,0,0,0,0,0,0,0,293]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:02:53]} 2. Nf3 {[%emt 0:00:13]} d6 {[%emt 0:00:10]} 3. d4 {[%emt 0:00:15]} cxd4 {[%emt 0:00:01]} 4. Nxd4 {[%emt 0:00:11]} Nf6 {[%emt 0:00:02]} 5. Nc3 {[%emt 0:00:17]} a6 {[%emt 0:00:01]} 6. Bd3 {[%emt 0:00:17]} e5 {[%emt 0:00:35]} 7. Nde2 {[%emt 0:00:16]} Be7 {[%emt 0:00:33]} 8. O-O {[%emt 0:00:19]} O-O {[%emt 0:02:00]} 9. Ng3 {[%emt 0:00:34]} Be6 {[%emt 0:05:09]} 10. Nd5 {[%emt 0:00:16]} Bxd5 {[%emt 0:03:37]} 11. exd5 {[%emt 0:00:12]} g6 {[%emt 0:01:12]} 12. c4 {[%emt 0:05:52]} Nbd7 {[%emt 0:00:16]} 13. Be3 {[%emt 0:05:15]} a5 {[%emt 0:14:46]} 14. b3 {[%emt 0:09:09]} Ne8 {[%emt 0:11:14]} 15. Qd2 {[%emt 0:08:08]} f5 {[%emt 0:06:40]} 16. f4 {[%emt 0:00:16]} Bf6 {[%emt 0:10:41]} 17. Rac1 {[%emt 0:06:09]} exf4 {[%emt 0:02:29]} 18. Rxf4 {[%emt 0:09:33]} Bg5 {[%emt 0:07:05]} 19. Rff1 {[%emt 0:04:03]} Qb6 {[%emt 0:06:12]} 20. Bxb6 {[%emt 0:11:03]} Bxd2 {[%emt 0:00:01]} 21. Rcd1 {[%emt 0:00:52]} Bb4 {[%emt 0:07:35]} 22. Bf2 {[%emt 0:01:49]} Nef6 {[%emt 0:01:55]} 23. h3 {[%emt 0:02:30]} Bc5 {[%emt 0:06:21]} 24. Ne2 {[%emt 0:01:40]} a4 {[%emt 0:01:45]} 25. Nd4 {[%emt 0:03:11]} axb3 {[%emt 0:00:36]} 26. axb3 {[%emt 0:01:04]} Ne4 {[%emt 0:03:38]} 27. Bxe4 {[%emt 0:06:15]} fxe4 {[%emt 0:00:01]} 28. Be3 {[%emt 0:00:16]} Rxf1+ {[%emt 0:01:50]} 29. Rxf1 {[%emt 0:00:44]} Ra3 {[%emt 0:03:53]} 30. Re1 {[%emt 0:01:39]} Bb4 {[%emt 0:00:50]} 31. Rf1 {[%emt 0:04:28]} Bc5 {[%emt 0:00:18]} 32. Re1 {[%emt 0:00:23]} Bb4 {[%emt 0:00:38]} 33. Rf1 {[%emt 0:04:16]} Bc3 {[%emt 0:00:42]} 34. Rb1 {[%emt 0:04:54]} Ra2 {[%emt 0:00:22]} 35. b4 {[%emt 0:01:53]} b6 {[%emt 0:00:44]} 36. Ne6 {[%emt 0:02:25]} Re2 {[%emt 0:00:34]} 37. Bf4 {[%emt 0:00:18]} e3 {[%emt 0:00:42]} 38. Bxd6 {[%emt 0:01:36]} Rc2 {[%emt 0:00:17]} 39. c5 {[%emt 0:01:00]} e2 $2 {[%emt 0:00:49][%mdl 8192]} (39... bxc5 $1 $11 40. bxc5 e2) 40. c6 $18 {[%emt 0:00:06]} Rb2 $2 {[%emt 0:00:12]} (40... e1=B $2 41. cxd7 Bh4 42. Rf1 $18 (42. d8=R+ Bxd8 43. Nxd8 Rd2 $18) (42. d8=B Bxd8 43. Nxd8 Rd2 $18) (42. d8=Q+ Bxd8 43. Nxd8 h5 $18)) (40... Nf6) 41. Rc1 {[%emt 0:06:10]} (41. cxd7 $2 Rxb1+ 42. Kh2 Rh1+ (42... e1=B 43. d8=Q+ Kf7 44. Qf8#) 43. Kxh1 e1=Q+ $19 (43... e1=B 44. d8=Q+ Kf7 45. Qf8#)) (41. Re1 $142 Ra2 42. cxd7) 41... Rc2 $1 $18 {[%emt 0:00:01]} 42. Rb1 {[%emt 0:00:07]} (42. Rxc2 $5 e1=Q+ $8 (42... e1=B 43. c7 h5 44. c8=Q+ Kf7 45. Qxd7+ Kf6 46. Re2 Bh4 47. Qg7+ Kf5 48. Re5+ Bxe5 49. Qxe5#) 43. Kh2 $11) 42... Rb2 $1 {[%emt 0:00:33]} (42... e1=B $2 43. cxd7 Bf2+ 44. Kh2 $18) (42... Nf6 $2 43. c7 Bxb4 (43... e1=R+ $2 44. Rxe1 Bxb4 45. Bxb4 $18) 44. Bxb4 $18) 43. Rc1 $2 {[%emt 0:00:07]} (43. cxd7 $2 Rxb1+ 44. Kh2 Rh1+ (44... e1=B 45. d8=Q+ Kf7 46. Qf8#) 45. Kxh1 e1=Q+ $19 (45... e1=B 46. d8=Q+ Kf7 47. Qf8#)) (43. Re1 $18 {White threatens c7 and mate.} Nf8 44. c7) 43... Rc2 $1 $11 {[%emt 0:00:01]} 44. Rxc2 {[%emt 0:00:43]} (44. Rb1 Nf8 $18 (44... e1=B $2 45. Rxe1 Nf6 46. Rf1 $18) (44... Nf6 $2 45. c7 $18)) 44... e1=Q+ {[%emt 0:00:05]} (44... e1=B 45. c7 (45. cxd7 Bh4 $18)) 45. Kh2 {[%emt 0:00:04]} Nf6 $2 {[%emt 0:01:44][%mdl 8192]} (45... Bxb4 $2 46. Bg3 (46. cxd7 $2 {loses.} Bxd6+ 47. g3 Qxg3+ 48. Kh1 Qf3+ 49. Kg1 Qd1+ 50. Kf2 Qxc2+ $19) (46. Bxb4 Qe5+ 47. g3 Qf5 $18) 46... Qe4 47. cxd7 $18) (45... Be5+ $11 {and Black stays safe.} 46. Bxe5 Nxe5 (46... Qxe5+ 47. g3 $11)) 46. c7 $18 {[%emt 0:00:45]} Ng4+ {[%emt 0:00:10]} ({Not} 46... Nxd5 47. c8=Q+ (47. c8=R+ Kf7 $18) 47... Kf7 48. Ng5+ Kf6 49. Qd8+ (49. Nxh7+ Kg7 $18)) 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.7"]
[White "Mayank Chakraborty"]
[Black "Czebe, Attila"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2457"]
[BlackElo "2278"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 23,91,46,34,35,66,39,38,33,41,30,25,-3,10,0,0,0,0,0,0,0,0,-29,107,109,114,101,100,112,125,119,121,121,129,122,131,120,127,127,135,127,128,125,162,162,179,186,268,28,58,39,52,53,278,278,333,312,414,414,414,437,1722,672,2143,1635,4614,4618,2441,1129,1368,987]} 1. e4 {[%emt 0:01:14]} c5 {[%emt 0:00:28]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:08]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:05:35]} 5. Nc3 {[%emt 0:00:12]} e6 {[%emt 0:00:03]} 6. Ndb5 {[%emt 0:00:05]} Bb4 {[%emt 0:00:05]} 7. a3 {[%emt 0:00:04]} Bxc3+ {[%emt 0:00:03]} 8. Nxc3 {[%emt 0:00:06]} d5 {[%emt 0:00:02]} 9. exd5 {[%emt 0:00:07]} exd5 {[%emt 0:00:11]} 10. Bd3 {[%emt 0:00:05]} O-O {[%emt 0:00:23]} 11. O-O {[%emt 0:00:05]} Bg4 {[%emt 0:00:03][%cal Bc8g4,Bg4h5,Bh5g6][%mdl 32]} 12. f3 {[%emt 0:02:48]} Bh5 {[%emt 0:00:04]} 13. Bg5 {[%emt 0:03:42]} Ne5 {[%emt 0:34:28]} 14. Re1 {[%emt 0:21:10]} Qb6+ {[%emt 0:10:55]} 15. Kh1 {[%emt 0:06:39]} Nxd3 {[%emt 0:00:19]} 16. Qxd3 {[%emt 0:00:07]} Bg6 {[%emt 0:00:20]} 17. Qd2 {[%emt 0:00:48]} Rad8 {[%emt 0:07:01]} 18. Rad1 {[%emt 0:06:07]} d4 {[%emt 0:08:11]} 19. Ne4 {[%emt 0:00:30]} Bxe4 {[%emt 0:00:05]} 20. Bxf6 {[%emt 0:02:33]} Qxf6 {[%emt 0:00:08]} 21. Rxe4 {[%emt 0:00:06]} Rfe8 {[%emt 0:00:12]} 22. Qxd4 {[%emt 0:01:21]} Qxd4 {[%emt 0:00:44]} (22... Rf8 $11 23. Qg1 Qxb2) 23. Rdxd4 $11 {[%emt 0:00:11][%mdl 4096] Endgame KRR-KRR. White is a pawn up.} Kf8 {[%emt 0:01:01] Threatens to win with ...Rxd4.} 24. h4 {[%emt 0:06:09] White is more active.} Rxd4 {[%emt 0:00:08]} 25. Rxd4 $16 {[%emt 0:00:01] KR-KR. White is a pawn up.} Re2 {[%emt 0:00:08]} 26. Rc4 {[%emt 0:01:39]} b5 {[%emt 0:00:04]} 27. Rc7 {[%emt 0:04:18]} a5 {[%emt 0:02:06][%cal Ba7a5,Ba5a4][%mdl 32]} 28. Kh2 {[%emt 0:01:30]} a4 {[%emt 0:01:12]} 29. h5 {[%emt 0:02:10]} Re1 {[%emt 0:00:01]} 30. Rb7 {[%emt 0:04:56]} Re2 {[%emt 0:00:05]} 31. Rxb5 {[%emt 0:00:12]} Rxc2 {[%emt 0:00:04]} 32. Rb7 {[%emt 0:00:42]} g5 {[%emt 0:02:33]} 33. Rb6 {[%emt 0:02:34]} Ke7 {[%emt 0:04:43]} 34. Kh3 {[%emt 0:02:02]} f5 {[%emt 0:00:17]} (34... Kf8 $142 35. g3 Rc4 36. Rb8+ Kg7) 35. g3 $2 {[%emt 0:02:27]} ({White should play} 35. Rh6 $18) 35... Rf2 $11 {[%emt 0:02:17]} 36. Rb7+ {[%emt 0:03:24]} Kf6 {[%emt 0:00:10]} 37. Rxh7 {[%emt 0:00:12] Strongly threatening Rh6+.} Rxf3 $2 {[%emt 0:00:10]} (37... f4 $1 $14) 38. Rh6+ $18 {[%emt 0:00:56]} Kf7 {[%emt 0:02:09]} 39. Rg6 {[%emt 0:01:39]} g4+ {[%emt 0:00:46]} 40. Kh4 {[%emt 0:00:09]} Rb3 {[%emt 0:00:12]} 41. Ra6 {[%emt 0:01:53]} Rxb2 {[%emt 0:00:33]} (41... f4 $142 42. gxf4 (42. Kxg4 fxg3 43. Kh3 Rxb2 $11) 42... g3) 42. h6 {[%emt 0:00:39]} (42. Kg5 $142 Rb3 43. Ra7+ (43. Rxa4 Rxg3 44. Kxf5 Rg1 $16) 43... Kf8 44. Kf6 (44. Rxa4 Rxg3 45. Kf6 Ke8 $18) (44. Kxf5 Rxg3 45. h6 Rh3 $18) (44. h6 Kg8 $18)) 42... Kg8 {[%emt 0:05:37]} 43. Kg5 {[%emt 0:00:47]} Kh7 {[%emt 0:00:04]} 44. Ra7+ {[%emt 0:00:07]} Kh8 {[%emt 0:00:02]} 45. Kxf5 {[%emt 0:00:52]} (45. Rxa4 $142 Rb6 46. Ra8+ (46. Kxf5 Kh7 $18) 46... Kh7 47. Ra7+ (47. Kxf5 Kxh6 48. Kxg4 Rb5 $18) 47... Kg8 48. a4 (48. Kxf5 Rxh6 49. Kxg4 Rd6 $18)) 45... Rb3 {[%emt 0:01:01]} 46. Kg5 {[%emt 0:00:08]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.8"]
[White "Vaidyanathan, Kannan"]
[Black "Sanket Chakravarty"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1940"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,87,27,24,33,6,32,23,23,23,17,18,6,33,19,13,18,8,16,13,34,25,38,0,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,22,0,0,0,30,-8,0,0,0,-22,-20,-8,0,-308,-285,-492,-472,-407,-402,-375,-380,-29963,-508,-29973,-29972,-6115,-6079,-29994,-29995,-29995,-29996,-29996,-29997,-29999]} 1. d4 {[%emt 0:00:01]} Nf6 {[%emt 0:07:12]} 2. c4 {[%emt 0:00:08]} e6 {[%emt 0:00:09]} 3. Nc3 {[%emt 0:00:06]} d5 {[%emt 0:00:08]} 4. cxd5 {[%emt 0:00:08]} exd5 {[%emt 0:00:07]} 5. Bg5 {[%emt 0:00:02]} Bb4 {[%emt 0:00:18]} 6. Qc2 {[%emt 0:04:00]} c5 {[%emt 0:03:54]} 7. Nf3 {[%emt 0:07:32][%cal Bg1f3,Bf3d2,Bd2b3][%mdl 32]} Nbd7 {[%emt 0:02:08][%cal Bb8d7,Bd7f6,Bf6e4][%mdl 32]} 8. e3 {[%emt 0:01:11]} Qa5 {[%emt 0:00:25]} 9. Nd2 {[%emt 0:17:33] Prevents Ne4.} O-O {[%emt 0:03:49]} 10. Bxf6 {[%emt 0:06:09]} Nxf6 {[%emt 0:00:11] White has an edge.} 11. Nb3 {[%emt 0:00:26]} Bxc3+ {[%emt 0:16:01]} 12. bxc3 {[%emt 0:01:13]} Qa4 {[%emt 0:02:08]} 13. dxc5 {[%emt 0:01:33]} Qg4 {[%emt 0:00:46]} 14. Nd4 {[%emt 0:07:28] Inhibits Bf5.} Ne4 {[%emt 0:02:10]} 15. g3 {[%emt 0:05:49] And now f3 would win.} Nxc5 {[%emt 0:05:25]} 16. Bg2 {[%emt 0:00:00]} Be6 {[%emt 0:09:51]} 17. O-O {[%emt 0:00:00]} Rac8 {[%emt 0:03:29]} 18. f4 {[%emt 0:12:26]} Ne4 {[%emt 0:03:05]} 19. f5 {[%emt 0:02:29][%cal Of1f4]} Bd7 {[%emt 0:09:08]} (19... Rxc3 $2 20. Qb2 Bc8 (20... Qg5 $2 21. Rae1 $18) 21. Rf4 $18 (21. Bxe4 Rxe3 22. Bg2 Qg5 $18)) 20. Rf4 {[%emt 0:00:59]} Qg5 {[%emt 0:01:37]} 21. Bxe4 {[%emt 0:00:58]} dxe4 {[%emt 0:00:05]} 22. Qxe4 {[%emt 0:00:12]} Rxc3 {[%emt 0:00:53]} 23. Qxb7 {[%emt 0:00:58]} Rxe3 {[%emt 0:03:16]} 24. Qxd7 {[%emt 0:02:58][%cal Of4f2] Strongly threatening Rf2!} Rxg3+ $1 {[%emt 0:00:31]} 25. hxg3 {[%emt 0:01:23]} Qxg3+ {[%emt 0:00:06]} 26. Kf1 {[%emt 0:03:43][%cal Bg1f1,Bf1e2,Be2d3][%mdl 32]} Qxf4+ {[%emt 0:00:05]} 27. Ke2 {[%emt 0:00:39]} Qb8 {[%emt 0:07:00] White must now prevent ...Qb2+.} 28. Kd3 {[%emt 0:07:28]} Rd8 {[%emt 0:00:42]} 29. Qe7 {[%emt 0:01:44]} h6 {[%emt 0:04:47][%cal Od8d4]} 30. Qe4 {[%emt 0:01:46]} Qb5+ {[%emt 0:03:53]} (30... Qb2 31. Rg1 Qa3+ (31... Qxa2 32. Qe5 $11) 32. Ke2) 31. Ke3 {[%emt 0:00:24]} Qa4 {[%emt 0:00:06] ...Re8 is the strong threat.} 32. Nc6 {[%emt 0:01:50]} Qa3+ {[%emt 0:00:06]} 33. Kf4 {[%emt 0:01:33]} Rd3 {[%emt 0:00:08]} 34. Ne7+ $2 {[%emt 0:04:58][%mdl 8192] [#]} (34. Ne5 $1 $11 {and White has nothing to worry.} Rh3 35. Rg1 Qxa2 36. Rxg7+ Kxg7 37. f6+ Kg8 (37... Kxf6 38. Qf5+ Kg7 39. Qg4+ Kf8 40. Qc8+ Kg7 41. Qg4+ Kf6 42. Qf5+ Kg7 43. Qxh3 $11) 38. Qa8+ Kh7 39. Qe4+ Kg8 40. Qa8+ Kh7 41. Qe4+ Kg8) 34... Kf8 $1 $19 {[%emt 0:00:35]} 35. Ng6+ $2 {[%emt 0:06:14]} (35. Nc6 {is the only way for White.} Rh3 36. Qe7+ (36. Rg1 $2 Rh4+ 37. Rg4 Qc1+ 38. Ke5 Rxg4 $19) 36... Qxe7 37. Nxe7 Kxe7 38. Rc1 Rh4+ 39. Ke5 f6+ 40. Kd5) 35... fxg6 {[%emt 0:00:45][%mdl 4096] Endgame. KQR-KQR} 36. Qa8+ {[%emt 0:00:19]} Kf7 {[%emt 0:00:19]} 37. fxg6+ {[%emt 0:01:27] [#]} Kf6 $1 {[%emt 0:00:47] ( -> ...Qd6+)} ({And not} 37... Kxg6 38. Qe4+ Kf6 (38... Kf7 39. Qc4+ Kg6 40. Qe6+ Kh7 41. Qf5+ Kg8 42. Qe6+ Kh7 43. Qf5+ Kh8 44. Qc8+ Kh7 45. Qf5+ $11) 39. Rf1 $11) 38. Ke4 $2 {[%emt 0:00:53]} (38. Qc6+ $19 Qd6+ 39. Qxd6+ Rxd6 40. Ke4) 38... Qd6 {[%emt 0:03:19]} (38... Re3+ $142 39. Kf4 Qc5 (39... Kxg6 $2 40. Rg1+ Kh7 41. Qb7 $19) 40. Qf8+ Qxf8 41. Kxe3 Qa3+ (41... Kxg6 $2 42. Rg1+ Kh7 43. Rg2 $19) 42. Ke4 Qb2 (42... Kxg6 $2 43. Rg1+ Kh7 44. Rg2 $19) 43. Rf1+ Kxg6 44. Kf3 Qxa2 45. Re1 a5 46. Kg3 Qb3+ 47. Kf2 a4 48. Ke2 Qg3 49. Rd1 a3 50. Rd3 Qh2+ 51. Kf1 Qf4+ 52. Ke2 a2 53. Rd1 Qg4+ 54. Ke1 Qxd1+ 55. Kxd1 a1=Q+ (55... a1=B {leads to mate.} 56. Ke2 Kf5 57. Kf2 g5 58. Kg3 g4 59. Kf2 h5 60. Kg3 h4+ 61. Kf2 h3 62. Kg3 Bd4 63. Kh2 Kf4 64. Kh1 Kg5 65. Kh2 Kh4 66. Kh1 Be3 67. Kh2 g3+ 68. Kh1 g2+ 69. Kh2 g1=Q#) 56. Kc2 Qa3 57. Kd2 Kf5 58. Kc2 Ke4 59. Kb1 Kd4 60. Kc2 Qa2+ 61. Kd1 Kd3 62. Ke1 Qe2#) 39. Rf1+ {[%emt 0:00:27]} (39. Qf8+ $19 Qxf8 40. Rf1+ Kxg6 41. Rxf8) 39... Kxg6 {[%emt 0:00:07][%csl Gd3][%cal Rd6d4]} 40. Qe8+ {[%emt 0:00:43]} Kh7 {[%emt 0:00:16]} 41. Qb5 {[%emt 0:00:35] Repels Qd5+} Qd4+ {[%emt 0:00:24] Black mates.} 42. Kf5 {[%emt 0:00:01]} g6+ {[%emt 0:00:36]} 43. Ke6 {[%emt 0:00:02]} Re3+ {[%emt 0:00:06]} 44. Kf7 {[%emt 0:00:10]} Qg7# {[%emt 0:00:04] Weighted Error Value: White=0.86/Black=0.22 (precise) .  Loses game:     	White=1     	---        Mistake:       	White=3     	Black=1      Inaccurate:     	White=3     	Black=2      OK:         	White=10    	Black=12     Best:        	White=4     	Black=3      Strong:       	---       	Black=3} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.9"]
[White "Venkatesh, M.R."]
[Black "Anadkat Kartavya"]
[Result "1-0"]
[ECO "C74"]
[WhiteElo "2362"]
[BlackElo "2139"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 24,121,156,162,155,107,120,94,96,74,71,78,72,65,115,122,139,141,142,141,216,209,211,195,204,164,158,164,164,167,167,168,207,175,206,168,198,168,237,218,223,229,248,227,233,225,306,306,370,357,350,273,373,346,397,397,398,384,397,397,459,436,437,445,490,483,378,378,472,420,490,490,436,369,579,579,579,579,564,517,480,480,480,434,480,480,725,472,1645,1506,6047,3208,6605,6205,5604,2935,12838,5118,5604,2372]} 1. e4 {[%emt 0:00:52]} e5 {[%emt 0:03:05]} 2. Nf3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:08]} a6 {[%emt 0:03:18]} 4. Ba4 {[%emt 0:00:06]} d6 {[%emt 0:00:04]} 5. c3 {[%emt 0:02:50]} f5 {[%emt 0:00:05]} 6. exf5 {[%emt 0:18:57]} Bxf5 {[%emt 0:00:27]} 7. d4 {[%emt 0:00:12]} e4 {[%emt 0:01:23]} 8. Ng5 {[%emt 0:02:02]} d5 {[%emt 0:16:02]} 9. f3 {[%emt 0:05:08]} exf3 {[%emt 0:14:48]} 10. O-O {[%emt 0:03:40]} Qd7 {[%emt 0:13:58]} 11. Qxf3 {[%emt 0:01:55]} Nh6 {[%emt 0:00:13]} 12. Qh5+ {[%emt 0:25:18]} g6 {[%emt 0:20:57]} 13. Re1+ {[%emt 0:03:32]} Kd8 {[%emt 0:00:02] [#]} 14. Qh4 {[%emt 0:00:50]} ({Better is} 14. Qf3 $1) 14... Kc8 $16 {[%emt 0:00:15]} 15. Bxc6 {[%emt 0:05:51]} bxc6 {[%emt 0:00:38]} 16. Nd2 {[%emt 0:02:04]} Nf7 {[%emt 0:03:17]} 17. Nxf7 {[%emt 0:04:35]} (17. Nxh7 $2 Bd6 18. c4 g5 $19) 17... Qxf7 {[%emt 0:00:02]} 18. Nf3 {[%emt 0:00:24]} Bd6 {[%emt 0:00:03] [#]} (18... h6 $14) 19. Bf4 $1 $16 {[%emt 0:01:24]} Be4 {[%emt 0:06:44]} 20. Bxd6 {[%emt 0:05:55]} cxd6 {[%emt 0:00:01]} 21. Nd2 {[%emt 0:00:11]} g5 {[%emt 0:03:44]} (21... Re8 $16 22. Nxe4 dxe4 23. Rxe4 Kc7) 22. Nxe4 $18 {[%emt 0:00:24]} (22. Qxg5 $6 Bxg2 23. Re7 (23. Kxg2 $2 Rg8 $19) 23... Rg8 24. Rxf7 Rxg5) 22... dxe4 {[%emt 0:01:32]} 23. Qxe4 {[%emt 0:00:07]} Kc7 {[%emt 0:00:56]} 24. Qe7+ {[%emt 0:03:39]} Qxe7 {[%emt 0:00:02]} 25. Rxe7+ {[%emt 0:00:06]} Kb6 {[%emt 0:00:02]} 26. Rae1 {[%emt 0:00:08]} d5 {[%emt 0:00:26]} 27. R1e6 {[%emt 0:02:02]} Rac8 {[%emt 0:03:09]} 28. h3 {[%emt 0:01:32]} a5 {[%emt 0:00:21]} 29. b3 {[%emt 0:00:25]} Rc7 {[%emt 0:00:55]} 30. Kf2 {[%emt 0:01:00]} h5 {[%emt 0:03:09]} (30... a4 $142 31. Rxc7 (31. bxa4 Rxe7 32. Rxe7 Ra8 $18) 31... Kxc7 32. Re7+ (32. bxa4 Ra8 $18) 32... Kd6) 31. Rxc7 $18 {[%emt 0:03:47]} Kxc7 {[%emt 0:00:02]} 32. Rg6 {[%emt 0:00:07]} Rf8+ {[%emt 0:02:27]} 33. Ke2 {[%emt 0:00:32]} Re8+ {[%emt 0:02:25]} 34. Kd3 {[%emt 0:00:41]} Rf8 {[%emt 0:00:10]} 35. Rxg5 {[%emt 0:00:06]} Rf2 {[%emt 0:00:06]} 36. a4 {[%emt 0:00:40]} (36. Rxh5 Rxg2 37. Rh7+ Kb6 $16) 36... h4 {[%emt 0:00:38]} 37. Rg4 {[%emt 0:00:39]} Kd6 {[%emt 0:01:27]} 38. c4 {[%emt 0:01:27]} (38. Rxh4 Rxg2 39. Rg4 Rb2 $11) 38... Rb2 {[%emt 0:00:39]} 39. Kc3 {[%emt 0:00:26]} ({Worse is} 39. Rxh4 Rxb3+ 40. Kc2 dxc4 $11) 39... Re2 {[%emt 0:00:04]} 40. Rxh4 {[%emt 0:01:50]} Rxg2 {[%emt 0:00:03]} 41. Rh6+ {[%emt 0:00:08]} Kc7 {[%emt 0:00:58]} 42. Rh7+ {[%emt 0:01:30]} Kb6 {[%emt 0:00:47]} 43. cxd5 {[%emt 0:01:52]} cxd5 {[%emt 0:00:02]} 44. Rh6+ {[%emt 0:00:06]} Kb7 {[%emt 0:00:34]} 45. Rd6 {[%emt 0:00:23]} Rg5 {[%emt 0:00:03]} 46. Kb2 {[%emt 0:01:55]} Rh5 {[%emt 0:00:09]} 47. Kc2 {[%emt 0:01:13]} Ka7 {[%emt 0:00:41]} 48. Rc6 {[%emt 0:00:59]} Rh4 {[%emt 0:01:36]} (48... Rxh3 {is a better defense.} 49. Rc5 Rh2+ 50. Kc1 Rh1+ 51. Kd2 Rh2+ 52. Ke1 Rh1+ 53. Kf2 Ka6 54. Rxd5 Rh2+ 55. Ke1 Kb6 56. Rb5+ Ka6) 49. Rc5 $18 {[%emt 0:00:26]} Rxd4 {[%emt 0:00:02]} 50. Kc3 {[%emt 0:00:22]} Rd1 {[%emt 0:00:17]} 51. Rxa5+ {[%emt 0:00:04]} Kb6 {[%emt 0:00:07]} 52. Ra8 {[%emt 0:00:10]} Rf1 {[%emt 0:01:32]} 53. Rb8+ {[%emt 0:00:45]} Kc7 {[%emt 0:00:25]} 54. Rh8 {[%emt 0:00:11]} Kd6 {[%emt 0:00:52]} (54... Kb7 $142 55. b4 Rc1+ 56. Kb2 Re1) 55. Kb4 {[%emt 0:01:04]} Ke5 {[%emt 0:00:42]} (55... Rf4+ $142 56. Kb5 d4) 56. a5 $18 {[%emt 0:00:12]} d4 {[%emt 0:00:12]} 57. Rd8 {[%emt 0:00:32]} Ke4 {[%emt 0:01:25]} 58. a6 {[%emt 0:00:09]} Rf7 {[%emt 0:00:31]} 59. Kc5 {[%emt 0:00:48]} d3 {[%emt 0:00:09]} 60. b4 {[%emt 0:00:20]} (60. Kb6 $142 Rf6+ 61. Kb7) 60... Rf5+ {[%emt 0:00:46]} 61. Kc4 {[%emt 0:00:30]} (61. Kb6 $142 Rf6+ 62. Kb7 Rf7+ 63. Kb8) 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.10"]
[White "Ajay Santhosh Parvathareddy"]
[Black "Vijay Shreeram P"]
[Result "1-0"]
[ECO "A96"]
[WhiteElo "2292"]
[BlackElo "2025"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,107,37,43,67,76,51,53,38,41,34,37,38,40,33,47,50,81,71,66,49,101,81,88,41,111,122,138,114,109,126,134,104,132,98,118,67,93,39,37,33,38,39,77,55,177,185,193,190,183,190,143,211,213,205,212,211,206,207,198,178,239,239,238,228,227,190,216,214,205,143,143,143,222,241,308,161,304,290,590,469,500,485,1072,1072,1370,1297,1035,0,0,0,0,0,29991,29992,29992,29993]} 1. d4 {[%emt 0:00:02]} f5 {[%emt 0:00:57]} 2. g3 {[%emt 0:00:13]} Nf6 {[%emt 0:00:20]} 3. Bg2 {[%emt 0:00:06]} e6 {[%emt 0:00:08]} 4. Nf3 {[%emt 0:00:02]} Be7 {[%emt 0:00:08]} 5. O-O {[%emt 0:00:06]} O-O {[%emt 0:00:06]} 6. c4 {[%emt 0:00:01]} d6 {[%emt 0:00:08][%cal Bd7d6,Bd6d5][%mdl 32]} 7. Nc3 {[%emt 0:00:03]} Ne4 {[%emt 0:00:07]} 8. Nxe4 {[%emt 0:00:05]} fxe4 {[%emt 0:00:06]} 9. Ne1 {[%emt 0:00:03]} d5 {[%emt 0:00:07]} 10. Be3 {[%emt 0:00:03]} Nd7 {[%emt 0:00:07]} 11. Qc2 {[%emt 0:00:04]} c6 {[%emt 0:00:50]} 12. f3 {[%emt 0:00:18]} Bg5 {[%emt 0:00:21]} 13. Bxg5 {[%emt 0:03:17]} Qxg5 {[%emt 0:00:03]} 14. Qc3 {[%emt 0:00:20] Dodges Qe3+} dxc4 {[%emt 0:28:16]} 15. fxe4 {[%emt 0:04:02]} Rxf1+ {[%emt 0:00:19]} 16. Kxf1 {[%emt 0:00:31]} Nf6 {[%emt 0:14:07]} (16... b5 $14) 17. Nf3 $36 {[%emt 0:00:37][%mdl 2048] Black is under strong pressure.} (17. Qxc4 Ng4 18. Qd3 Nxh2+ 19. Kg1 Ng4 $11) 17... Qh6 {[%emt 0:02:01]} 18. Qc1 {[%emt 0:08:18]} (18. e5 $16 Nd5 19. Qc1) 18... Qh5 {[%emt 0:09:21]} (18... Qxc1+ $14 19. Rxc1 Nxe4) 19. e5 {[%emt 0:14:01]} Nd5 {[%emt 0:01:52]} 20. e4 {[%emt 0:00:06]} (20. Qxc4 $2 Ne3+ 21. Kf2 Nxc4 $19) 20... Nb6 {[%emt 0:01:26]} 21. Qc3 {[%emt 0:01:23]} Bd7 {[%emt 0:03:26]} 22. Kg1 {[%emt 0:05:28]} Rf8 {[%emt 0:05:08]} 23. Re1 {[%emt 0:02:57]} Be8 {[%emt 0:08:11]} 24. Nd2 {[%emt 0:01:15]} (24. a4 $16) 24... Qg5 {[%emt 0:06:10]} 25. Nxc4 {[%emt 0:00:59]} ({Better is} 25. Bh3 $16) 25... Nxc4 $14 {[%emt 0:00:39]} 26. Qxc4 {[%emt 0:00:07]} Qd2 $1 {[%emt 0:01:08][%csl LRb2,LRe1] ( -> ...Qf2+)} 27. Qc3 {[%emt 0:00:09]} (27. Qxe6+ $2 Bf7 28. Qf5 Qxe1+ $19) 27... Rf2 {[%emt 0:02:01]} 28. Bh3 {[%emt 0:01:36]} Bf7 {[%emt 0:05:24] [#]} ({Black should play} 28... Bd7 $14) 29. d5 $1 $18 {[%emt 0:01:21][%mdl 512]} Rxh2 {[%emt 0:02:49]} 30. Qxd2 {[%emt 0:02:26]} (30. Bxe6 $2 Qg2#) 30... Rxd2 {[%emt 0:00:03]} 31. dxe6 {[%emt 0:00:27][%mdl 4096] Endgame KRB-KRB. White is a pawn up.} Bh5 {[%emt 0:01:33][%cal Og8f8]} 32. g4 $1 {[%emt 0:01:01][%cal Bg3g4,Bg4g5][%mdl 32]} Bg6 {[%emt 0:01:00][%cal Og8f8]} 33. Rf1 $1 {[%emt 0:00:11]} Rd8 {[%emt 0:01:36][%cal Od8e8]} 34. g5 {[%emt 0:00:05] Threatening mate with e7.} (34. e7 Re8 35. Kg2 Bxe4+ (35... Rxe7 36. Kg3 $17) 36. Kg3 Rxe7 $15) 34... Re8 {[%emt 0:01:03]} 35. Bf5 $1 {[%emt 0:01:41]} Bh5 {[%emt 0:01:28]} 36. Rf2 $1 {[%emt 0:00:23] Inhibits Be2.} Re7 {[%emt 0:00:58]} (36... c5 $142 37. b3 Bg6) 37. Rd2 {[%emt 0:00:13]} Be8 {[%emt 0:01:38]} 38. Kf2 {[%emt 0:00:32]} Kf8 {[%emt 0:01:03]} 39. Ke3 {[%emt 0:00:10]} (39. Bxh7 $2 g6 $19 (39... Rxe6 40. Bf5 $14)) 39... g6 {[%emt 0:00:38]} 40. Bg4 {[%emt 0:00:03]} c5 {[%emt 0:00:44]} 41. Rf2+ {[%emt 0:01:18]} Kg7 {[%emt 0:00:14]} 42. Rc2 {[%emt 0:01:37] White is more active.} b6 {[%emt 0:00:02] [#]} (42... Rc7 $16 43. Rd2 Rc8) 43. b4 $1 {[%emt 0:00:18][%mdl 512]} cxb4 {[%emt 0:00:44] [#]} (43... Rc7 44. bxc5) 44. Kd4 $1 {[%emt 0:01:10]} Ba4 {[%emt 0:01:28]} (44... a5 $142 45. Kd5 a4) 45. Rc1 {[%emt 0:00:17]} ({Don't do} 45. Rc8 $6 b3 46. axb3 Bxb3 $18) 45... b3 $2 {[%emt 0:00:52]} (45... h5) 46. axb3 {[%emt 0:00:37]} Bxb3 {[%emt 0:00:08][%cal Oa7a5]} 47. Rc3 {[%emt 0:00:03]} Ba4 {[%emt 0:02:04] [#]} (47... Bxe6 $142 48. Bxe6 Rxe6) 48. Kd5 $1 {[%emt 0:00:27] Threatens to win with Kd6.} b5 {[%emt 0:00:43][%cal Bb6b5,Bb5b4][%mdl 32]} 49. Kd6 {[%emt 0:04:15]} b4 {[%emt 0:00:38]} 50. Rf3 $2 {[%emt 0:00:35]} ({Less strong is} 50. Rc8 Rb7 $11) (50. Rc4 $18) 50... Rb7 $11 {[%emt 0:00:20] and ...b3 should not be overlooked} 51. Rf7+ {[%emt 0:00:36]} Rxf7 {[%emt 0:00:10]} 52. exf7 {[%emt 0:00:03]} Kf8 $2 {[%emt 0:01:04][%mdl 8192]} (52... Kxf7 $11 53. Bd7 Bxd7 54. Kxd7 b3) 53. e6 {[%emt 0:01:12][%cal Be5e6,Be6e7][%mdl 32]} b3 {[%emt 0:00:29]} 54. e7+ {[%emt 0:00:05]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.11"]
[White "Dhananjay S"]
[Black "Slizhevsky, Alexander"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2270"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 19,96,0,4,5,28,-10,0,0,0,0,0,0,0,-33,2,-56,-50,-55,-31,-35,-35,-43,-18,-130,-30,-28,-29,-25,-25,-12,-20,-66,-62,-116,-123,-124,-70,-100,-86,-100,-114,-199,-166,-172,-185,-178,-166,-178,-166,-204,-198,-238,-204,-291,-291,-283,-205,-295,-280,-396,-389,-420,-414,-371,-375,-487,-374,-430,-429,-412,-308,-465,-446,-437,-428,-511,-473,-510,-419]} 1. c4 {[%emt 0:00:03]} e5 {[%emt 0:01:50]} 2. Nc3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:11]} 3. Nf3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:14]} 4. g3 {[%emt 0:00:05]} d5 {[%emt 0:00:10]} 5. cxd5 {[%emt 0:00:02]} Nxd5 {[%emt 0:00:04]} 6. Bg2 {[%emt 0:00:04]} Nb6 {[%emt 0:00:02]} 7. O-O {[%emt 0:00:07]} Be7 {[%emt 0:00:04]} 8. b3 {[%emt 0:00:03]} O-O {[%emt 0:00:09]} 9. Bb2 {[%emt 0:00:02]} Re8 {[%emt 0:00:10]} 10. Rc1 {[%emt 0:00:02]} Bf8 {[%emt 0:00:08]} 11. Ne4 {[%emt 0:01:35][%cal Oc1c6]} a5 {[%emt 0:04:23]} 12. Nc5 {[%emt 0:20:06]} (12. Rxc6 {is interesting.} bxc6 13. Nxe5 Bb7 14. Qc2) 12... a4 {[%emt 0:18:20]} 13. Nxa4 {[%emt 0:46:02]} Nxa4 {[%emt 0:01:54]} 14. bxa4 {[%emt 0:00:02][%cal Oc1c6]} e4 {[%emt 0:11:15]} 15. Ne1 {[%emt 0:02:12][%cal Bf3e1,Be1c2,Bc2e3][%mdl 32]} Qd5 {[%emt 0:02:21]} 16. Qc2 {[%emt 0:11:10]} Bf5 {[%emt 0:19:53][%cal Oc6b4]} 17. Qc3 {[%emt 0:06:43]} (17. d3 $11) 17... Rxa4 $15 {[%emt 0:08:21][%cal Of5g4]} 18. Nc2 {[%emt 0:00:36]} Rxa2 {[%emt 0:06:44]} 19. Ne3 {[%emt 0:00:15]} Qb5 {[%emt 0:03:04][%csl LRb2,LRe2]} 20. Rb1 {[%emt 0:01:54]} Bc8 $36 {[%emt 0:03:46][%mdl 2048] Black is pushing.} 21. f3 {[%emt 0:01:16]} (21. d3 $11 {keeps the balance.}) 21... Qc5 {[%emt 0:04:50] Black is more active.} (21... Qxe2 22. fxe4 Qb5 23. Kh1 $15) (21... Re5 $17 {and ...Rc5 would now be decisive} 22. Ba1 Qxe2) 22. fxe4 $11 {[%emt 0:00:23]} Qxc3 {[%emt 0:00:17]} 23. Bxc3 {[%emt 0:00:34][%cal Oe4e5]} Bc5 {[%emt 0:00:37]} 24. Kf2 {[%emt 0:01:33]} Nd4 {[%emt 0:02:48]} 25. Ke1 {[%emt 0:03:37]} (25. Rfd1 $11) 25... c6 $15 {[%emt 0:02:31]} 26. Ra1 {[%emt 0:01:40]} (26. e5 $15) 26... Rxa1+ $17 {[%emt 0:01:04]} 27. Bxa1 {[%emt 0:00:01]} Be6 {[%emt 0:01:45]} ({Black should try} 27... Nb3 $17 28. Nc2 Nxa1 29. Nxa1 b5) 28. Bb2 {[%emt 0:01:05]} g6 {[%emt 0:01:08]} 29. Kf2 {[%emt 0:00:38]} Rd8 {[%emt 0:02:46]} 30. Bc3 {[%emt 0:02:07]} (30. Rb1 $17) 30... Nb5 {[%emt 0:00:41]} 31. Kf3 {[%emt 0:01:07]} Nxc3 {[%emt 0:00:52]} 32. dxc3 {[%emt 0:00:01]} h5 {[%emt 0:00:28]} 33. Ra1 {[%emt 0:01:15]} Kg7 {[%emt 0:00:22]} 34. h3 {[%emt 0:00:27]} Rd2 {[%emt 0:01:13]} 35. Rb1 {[%emt 0:00:32]} b6 {[%emt 0:01:04]} 36. g4 {[%emt 0:00:27]} (36. h4) 36... hxg4+ $19 {[%emt 0:00:50]} 37. hxg4 {[%emt 0:00:01]} Ra2 {[%emt 0:00:19]} 38. Rd1 {[%emt 0:00:48]} (38. Rc1 {was worth a try.}) 38... Kf6 {[%emt 0:00:36]} 39. Rd3 {[%emt 0:00:46]} (39. Bh3 $142) 39... b5 {[%emt 0:00:32]} 40. Kf4 {[%emt 0:00:15]} g5+ {[%emt 0:00:38]} ({And not} 40... Rxe2 41. e5+ Kg7 42. Bxc6 $15) 41. Kf3 {[%emt 0:00:44]} Ke5 {[%emt 0:00:17]} 42. Bf1 {[%emt 0:00:12]} Ra4 {[%emt 0:01:09]} 43. Nf5 {[%emt 0:00:16]} Rxe4 {[%emt 0:00:20]} 44. e3 {[%emt 0:00:01] Repels Rf4+} Rxg4 {[%emt 0:01:04]} 45. Nd4 {[%emt 0:01:32]} (45. Kxg4 $142 Bxf5+ 46. Kxg5) 45... Bxd4 {[%emt 0:00:53]} 46. cxd4+ {[%emt 0:00:01]} Kd6 {[%emt 0:00:12]} 47. Ra3 {[%emt 0:00:26]} Rh4 {[%emt 0:00:08]} 48. Ra6 {[%emt 0:00:46]} Bd5+ {[%emt 0:00:36]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.12"]
[White "Rios Gomez, Cristhian Camilo"]
[Black "Sri Sai Baswanth P"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2435"]
[BlackElo "2161"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,115,20,24,12,49,29,30,30,29,33,38,32,64,14,0,0,25,12,9,21,21,27,45,0,88,64,109,81,85,91,102,103,86,86,128,136,133,133,113,104,92,76,91,89,72,36,36,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,4,8,8,8,8,8,8,9,10,83,93,249,223,1053,968,5189,2638,29967,29971,29974,29976,29976,29977,29977,29978,29978,29979,29980,29981,29982,29983,29983,29984,29985,29986]} 1. e4 {[%emt 0:00:09]} c5 {[%emt 0:00:19]} 2. Nf3 {[%emt 0:00:24]} e6 {[%emt 0:00:02]} 3. d4 {[%emt 0:00:19]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:06]} 6. Ndb5 {[%emt 0:00:10]} Bc5 {[%emt 0:00:31]} 7. Bf4 {[%emt 0:00:14]} O-O {[%emt 0:00:07] B45: Sicilian Four Knights.} 8. Bc7 {[%emt 0:00:09]} Qe7 {[%emt 0:00:05]} 9. Bd6 $1 {[%emt 0:00:07]} Bxd6 {[%emt 0:00:05]} 10. Qxd6 {[%emt 0:00:10]} Qd8 {[%emt 0:00:03]} 11. O-O-O {[%emt 0:00:12]} (11. Nc7 $5 Rb8 12. Rd1 $14) 11... a6 {[%emt 0:00:06]} 12. Nd4 $1 {[%emt 0:00:07]} Ne7 {[%emt 0:00:14]} 13. a4 {[%emt 0:00:08]} Ne8 {[%emt 0:06:45]} 14. Qb4 {[%emt 0:00:14]} Rb8 $146 {[%emt 0:01:59]} ({Predecessor:} 14... d6 15. e5 d5 16. Bd3 a5 17. Qa3 Nc7 18. f4 Nc6 19. Ncb5 Nxd4 20. Nxd4 Bd7 {½-½ Chen,Q (2481)-Wan,Y (2498) CHN-chT Div-A 2024 (9.1)}) 15. Bc4 {[%emt 0:06:32]} ({Of course not} 15. Bxa6 e5 16. Nf3 Nc6 $11 (16... bxa6 $2 17. Qxb8 Nc6 18. Qa8 $18)) (15. h4 $14) 15... d6 {[%emt 0:18:08]} 16. f4 {[%emt 0:03:01]} Bd7 {[%emt 0:01:43]} 17. e5 {[%emt 0:04:07]} Nc6 {[%emt 0:15:16]} 18. Nxc6 {[%emt 0:03:55]} bxc6 {[%emt 0:00:46]} 19. Qa3 {[%emt 0:00:06]} d5 {[%emt 0:00:25]} 20. Bd3 $1 {[%emt 0:03:50]} (20. Bxa6 Qa5 21. Bd3 c5 $15) 20... f5 {[%emt 0:23:21] [#]} (20... Qb6 $1 $11) 21. a5 $1 $16 {[%emt 0:01:14]} ({Weaker is} 21. Bxa6 Qa5 22. Be2 Rb4 $15) 21... Nc7 {[%emt 0:01:00]} 22. Na4 {[%emt 0:00:37]} c5 {[%emt 0:05:12]} 23. Nxc5 {[%emt 0:02:01]} Qe7 {[%emt 0:01:37]} 24. Nxd7 {[%emt 0:07:38]} Qxd7 {[%emt 0:00:01]} 25. Qd6 {[%emt 0:00:16]} Qxd6 {[%emt 0:00:44]} 26. exd6 {[%emt 0:00:08]} Nb5 {[%emt 0:00:02]} 27. Rhe1 {[%emt 0:01:09]} Kf7 {[%emt 0:00:34]} 28. d7 {[%emt 0:01:33]} Nd6 {[%emt 0:06:41]} 29. Re5 {[%emt 0:09:26]} Rfd8 {[%emt 0:05:12]} 30. Rde1 {[%emt 0:03:20]} ({Much worse is} 30. Bxa6 $6 Ra8 31. Bd3 Rxa5 $11) 30... Ne4 {[%emt 0:00:26]} 31. Bxe4 {[%emt 0:00:09]} dxe4 {[%emt 0:00:06]} 32. Rd1 {[%emt 0:01:41]} Rb7 {[%emt 0:00:39]} 33. c3 {[%emt 0:00:47]} Rbxd7 {[%emt 0:00:11]} 34. Rxd7+ {[%emt 0:00:07]} Rxd7 {[%emt 0:00:03]} 35. b4 {[%emt 0:00:29]} Ke7 {[%emt 0:01:05]} 36. g4 {[%emt 0:08:46]} g6 {[%emt 0:03:03]} 37. gxf5 {[%emt 0:01:56]} gxf5 {[%emt 0:00:05]} 38. b5 {[%emt 0:00:41]} axb5 {[%emt 0:00:07]} 39. Rxb5 {[%emt 0:00:05]} Rd6 {[%emt 0:05:56]} 40. Kc2 {[%emt 0:02:45]} Kd7 {[%emt 0:03:42]} 41. Rb7+ {[%emt 0:06:33]} Kc8 {[%emt 0:00:01]} 42. Rxh7 {[%emt 0:00:16]} Ra6 {[%emt 0:00:01]} 43. h4 {[%emt 0:02:05]} Rxa5 {[%emt 0:00:00]} 44. h5 {[%emt 0:00:01]} Ra2+ {[%emt 0:00:31]} 45. Kd1 {[%emt 0:00:10]} Rh2 {[%emt 0:02:47] [#]} (45... e5 $11 {keeps the balance.} 46. fxe5 Rh2) 46. h6 $1 $16 {[%emt 0:00:04]} Kb8 $2 {[%emt 0:00:29]} (46... e3 $16 {was called for.}) 47. c4 $18 {[%emt 0:00:29]} Kc8 $2 {[%emt 0:00:13]} (47... Rh1+ 48. Ke2 Rh2+ 49. Ke3 Rh3+ 50. Kd4 Rd3+ 51. Kc5 Rh3) 48. c5 $18 {[%emt 0:00:40]} e3 {[%emt 0:00:53]} 49. Rh8+ {[%emt 0:01:19]} Kc7 {[%emt 0:00:37]} 50. h7 {[%emt 0:00:05]} Kb7 {[%emt 0:00:38]} 51. c6+ {[%emt 0:01:11]} Kxc6 {[%emt 0:01:49]} 52. Rc8+ {[%emt 0:00:06]} Kd5 {[%emt 0:00:11]} 53. h8=Q {[%emt 0:00:08]} Rxh8 {[%emt 0:00:10]} 54. Rxh8 {[%emt 0:00:05]} Ke4 {[%emt 0:00:03]} 55. Re8 {[%emt 0:00:18]} Kxf4 {[%emt 0:00:27]} 56. Rxe6 {[%emt 0:00:05]} Kf3 {[%emt 0:00:04]} 57. Ke1 {[%emt 0:00:04]} f4 {[%emt 0:00:09]} 58. Re8 {[%emt 0:00:06]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.13"]
[White "Vignesh B"]
[Black "Fedorov, Alexei"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2135"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,67,5,57,54,62,14,24,12,18,24,20,15,16,-53,-35,-35,-40,-40,-28,-73,-72,-226,-224,-195,-222,-282,-270,-306,-260,-253,-201,-209,-215,-315,-315,-332,-368,-348,-359,-395,-347,-347,-349,-349,-340,-334,-341,-571,-580,-540,-484,-632,-638,-641,-631,-691,-671,-840,-808,-927]} 1. e4 {[%emt 0:03:38]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:01:03]} 3. Bb5 {[%emt 0:00:35]} e6 {[%emt 0:00:06]} 4. O-O {[%emt 0:00:27]} Nge7 {[%emt 0:00:05]} 5. Re1 {[%emt 0:00:20]} b6 {[%emt 0:02:12]} ({Black should play} 5... a6 $11 6. Bf1 d5) 6. c3 $14 {[%emt 0:00:46]} a6 {[%emt 0:02:08]} 7. Bf1 {[%emt 0:01:29]} (7. Ba4 $14 {might be stronger.}) 7... d5 $11 {[%emt 0:00:35]} 8. exd5 {[%emt 0:25:20] White has an edge.} Nxd5 {[%emt 0:00:05]} 9. d4 {[%emt 0:00:19]} cxd4 {[%emt 0:00:06]} 10. Nxd4 {[%emt 0:02:25]} Bb7 {[%emt 0:00:06]} 11. Bc4 {[%emt 0:10:37]} ({White should try} 11. Nxc6 $11 Bxc6 12. Nd2) 11... Nxd4 $15 {[%emt 0:04:02]} 12. Qxd4 {[%emt 0:00:56]} Bc5 {[%emt 0:02:07]} 13. Qe4 {[%emt 0:12:46]} (13. Qxg7 Qh4 (13... Bxf2+ 14. Kf1 $14) 14. Qg3 (14. Qxh8+ $2 Kd7 $19) 14... Qxc4 $17) 13... Qf6 {[%emt 0:03:48]} 14. Qe2 {[%emt 0:08:52]} Rd8 {[%emt 0:06:23] Black is more active.} 15. b4 $2 {[%emt 0:10:55]} (15. Na3 $17) 15... Nxb4 $19 {[%emt 0:06:45]} (15... Nxc3 16. Nxc3 Bxb4 17. Bb5+ (17. Bxa6 Bxa6 18. Qxa6 O-O $11) (17. Qh5 O-O $17) 17... Kf8 (17... axb5 $2 18. Qxb5+ Rd7 19. Qxb4 $18) 18. Rd1 Rxd1+ (18... Bxc3 19. Rxd8+ Qxd8 20. Ba3+ Kg8 21. Rd1 $11) (18... axb5 19. Bb2 $15) 19. Qxd1 axb5 (19... Bxc3 20. Qd6+ Qe7 21. Qb8+) (19... Bc5 $2 20. Be3 $18) 20. Nxb5 $17) 16. cxb4 {[%emt 0:17:56] [#]} Bd4 {[%emt 0:00:09]} (16... Qxa1 $2 17. Bb2 $18 (17. Bxa6 $2 Bxa6 18. Qxa6 Bd4 $19) (17. Bxa6 $2 Bxa6 18. Qxa6 Bd4 $19)) 17. Be3 {[%emt 0:00:42]} Bxe3 {[%emt 0:02:36]} ({Resist} 17... Bxa1 18. Bxb6 Rd7 19. b5 $19) 18. Na3 {[%emt 0:00:49]} Bd4 {[%emt 0:01:10]} 19. Rad1 {[%emt 0:00:16]} Qg5 $40 {[%emt 0:08:31][%mdl 128] White is in trouble.} 20. Qf1 {[%emt 0:00:44] White is weak on the dark squares} b5 {[%emt 0:01:20]} 21. Bb3 {[%emt 0:00:26]} (21. Bxb5+ $142 axb5 22. Qxb5+ Qxb5 23. Nxb5) 21... O-O {[%emt 0:01:46]} 22. Nc2 {[%emt 0:00:26]} Bc3 {[%emt 0:00:45]} 23. Rxd8 {[%emt 0:00:29]} Rxd8 {[%emt 0:00:09]} ({Don't play} 23... Qxd8 24. Rd1 Qc7 25. h3 $19) 24. Rb1 {[%emt 0:00:36]} Rd2 {[%emt 0:01:59]} 25. Ne3 {[%emt 0:00:08]} Bxb4 {[%emt 0:02:45] A strong pair of Bishops.} ({But not} 25... Bd4 26. Re1 $19) 26. Rd1 {[%emt 0:00:53]} h5 {[%emt 0:01:23]} 27. Rxd2 {[%emt 0:00:30]} Bxd2 {[%emt 0:00:05]} 28. Nd1 {[%emt 0:00:13]} (28. Qe2 Bc1 29. h3) 28... h4 {[%emt 0:00:34] Black is clearly winning.} 29. h3 {[%emt 0:00:26]} g6 {[%emt 0:01:09]} 30. Nb2 {[%emt 0:00:20]} Bc3 {[%emt 0:00:58]} 31. Nd3 {[%emt 0:00:21]} a5 {[%emt 0:01:24]} 32. Bd1 {[%emt 0:01:11]} a4 {[%emt 0:00:24] [#] And now ...Bd5 would win.} 33. Bg4 {[%emt 0:00:16]} Bd5 {[%emt 0:00:57]} 34. Qb1 {[%emt 0:01:17] Black took control after the opening.   Weighted Error Value: White=0.44/Black=0.12 (very precise) .  Mistake:       	White=5     	---        Inaccurate:     	White=2     	---        OK:         	White=9     	Black=15     Best:        	White=1     	Black=1} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.14"]
[White "Sathvik Adiga"]
[Black "Sneha Halder"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2395"]
[BlackElo "2105"]
[Annotator "TA"]
[PlyCount "164"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,164,35,32,26,46,31,49,31,30,0,35,35,27,30,21,14,16,-3,0,0,12,15,22,-13,0,0,30,15,50,2,26,31,133,135,128,136,141,136,134,116,128,96,141,87,79,9,72,0,0,0,0,0,0,-5,31,30,8,23,16,-11,-9,-15,0,-68,94,92,94,0,67,-100,76,84,102,-39,-65,-236,-116,-112,-87,-101,-102,-105,-71,-61,-61,-65,-65,-72,-65,-68,-60,-88,-68,-74,-8,-8,-8,-8,0,-92,-92,-97,-97,-114,-99,-327,-8,-8,-8,-8,-8,-52,-52,-52,-52,-52,-52,-52,-52,-52,-8,-8,-8,-26,-26,-26,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,0,-8,0]} 1. e4 {[%emt 0:00:02]} e5 {[%emt 0:01:45]} 2. Nf3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:07]} 3. Nxe5 {[%emt 0:00:03]} d6 {[%emt 0:00:04]} 4. Nf3 {[%emt 0:00:03]} Nxe4 {[%emt 0:00:43]} 5. Nc3 {[%emt 0:00:04]} Nxc3 {[%emt 0:00:09]} 6. dxc3 {[%emt 0:00:02]} Be7 {[%emt 0:00:08]} 7. Be3 {[%emt 0:00:05]} Nc6 {[%emt 0:02:10]} 8. Qd2 {[%emt 0:00:12]} Be6 {[%emt 0:00:26]} 9. O-O-O {[%emt 0:00:12]} a6 {[%emt 0:00:36]} 10. h4 {[%emt 0:01:18]} Qd7 {[%emt 0:01:38]} 11. a3 {[%emt 0:08:17]} O-O-O {[%emt 0:05:34]} 12. Ng5 {[%emt 0:01:41] White is slightly better.} Ne5 {[%emt 0:08:37]} 13. Qd4 {[%emt 0:28:07]} Nc6 {[%emt 0:18:12] Repels Qa7} 14. Qf4 {[%emt 0:07:40]} (14. Qxg7 $2 Rdg8 $19) 14... Ne5 {[%emt 0:16:19]} 15. Nxe6 {[%emt 0:04:29]} Qxe6 {[%emt 0:00:10]} 16. Kb1 {[%emt 0:01:02]} Qg4 {[%emt 0:01:08] Repels g3} 17. f3 {[%emt 0:04:48]} Qxf4 {[%emt 0:00:42]} 18. Bxf4 {[%emt 0:00:02]} Bf6 {[%emt 0:00:54]} 19. h5 {[%emt 0:02:20]} h6 {[%emt 0:00:47]} 20. Rh3 {[%emt 0:05:33]} Rhe8 {[%emt 0:02:26]} 21. Bc1 {[%emt 0:04:14]} Nd7 {[%emt 0:06:19]} 22. g4 {[%emt 0:03:51]} Nc5 {[%emt 0:01:58]} 23. Bc4 {[%emt 0:07:37]} (23. c4 $14 {should be considered.}) 23... Re7 {[%emt 0:02:22][%cal Od6d5]} 24. f4 {[%emt 0:03:44] Hoping for g5.} c6 {[%emt 0:13:32]} (24... Ne4 $14) 25. g5 $16 {[%emt 0:05:59]} hxg5 {[%emt 0:00:01]} 26. fxg5 {[%emt 0:00:01]} Be5 {[%emt 0:00:01]} 27. h6 {[%emt 0:01:03]} d5 {[%emt 0:01:31]} 28. Be2 {[%emt 0:00:07]} Ne4 {[%emt 0:01:40]} 29. Be3 {[%emt 0:02:34] Wards off Nf2} Kc7 {[%emt 0:08:19]} 30. Bg4 {[%emt 0:03:38] This pair of bishops is nice.} (30. h7 $142 Rh8 31. Rf1) 30... Rh8 {[%emt 0:01:04]} 31. Kc1 {[%emt 0:02:38]} ({Don't play} 31. hxg7 Bxg7 32. Rdh1 Rxh3 33. Rxh3 Be5 $14) (31. Rg1 $16) 31... Nd6 {[%emt 0:01:40] Against Bf5} (31... gxh6 $11 32. gxh6 Ng3) 32. Kb1 {[%emt 0:01:16] White is more active.} (32. Rf1 $16) 32... gxh6 $11 {[%emt 0:00:51]} 33. gxh6 {[%emt 0:01:14]} f5 $1 {[%emt 0:00:11]} 34. Bf3 {[%emt 0:01:34]} f4 {[%emt 0:00:24]} 35. Bc1 {[%emt 0:00:08]} Ne4 {[%emt 0:01:43] aiming for ...Nf2.} 36. Rh5 {[%emt 0:01:32][%cal Oh5e5] Threatens to win with Rxe5!} Bd6 {[%emt 0:01:02] [#]} 37. c4 $1 {[%emt 0:00:23]} dxc4 {[%emt 0:02:11]} 38. Rh2 {[%emt 0:01:06]} Ng5 {[%emt 0:00:56]} 39. Bg4 {[%emt 0:00:26][%cal Od1d6]} Nf7 {[%emt 0:00:52]} 40. h7 {[%emt 0:00:19]} ({White should play} 40. Rdh1 $1 $11) 40... Ne5 $2 {[%emt 0:00:32]} (40... f3 $1 $15 {stays ahead.} 41. Rh3 f2) 41. Bf5 $16 {[%emt 0:00:07][%mdl 1024] White has strong compensation.} ({But not} 41. Bxf4 $6 Rhxh7 42. Re2 c3 $15) 41... Rf7 {[%emt 0:00:01]} 42. Be4 {[%emt 0:00:10]} (42. Rh5 $16 Nd7 43. Bd2 (43. Rxd6 Kxd6 44. Bxf4+ Ke7 $11)) 42... f3 {[%emt 0:00:10]} ({Better is} 42... Ng4 $11 43. Rh4 Nf6) 43. Rf1 $2 {[%emt 0:01:08]} (43. Rh4 $1 $14 {keeps the upper hand.}) 43... Nd7 $2 {[%emt 0:01:24]} (43... Ng4 $1 $17 {[%cal Rg4h2] keeps the pressure on.} 44. Rh3 f2) 44. Rh3 {[%emt 0:00:46]} f2 {[%emt 0:00:17]} 45. Be3 {[%emt 0:00:35]} (45. Bd2 $1 $16) 45... Bc5 $1 $15 {[%emt 0:00:33]} 46. Kc1 $2 {[%emt 0:00:32]} ({White should try} 46. Bd2 $15 Bd4 47. c3) 46... Bxe3+ {[%emt 0:00:24]} (46... Re7 $1 $19 {[%cal Re7e4] is more deadly.} 47. Bxf2 Rxe4 48. Bxc5 Nxc5) 47. Rxe3 $17 {[%emt 0:00:02]} Re7 {[%emt 0:00:20]} 48. Kd2 {[%emt 0:00:56]} Nf6 {[%emt 0:00:10][%csl LRe4,LRh7]} 49. Bg6 {[%emt 0:00:10]} Rxe3 {[%emt 0:00:41]} (49... Rg7 {is more complex.} 50. Rxf2 Rxg6 51. Re6 Rd8+) 50. Kxe3 {[%emt 0:00:02]} Nxh7 {[%emt 0:00:24]} (50... b5 {feels hotter.} 51. a4 Nxh7 52. Rxf2 Ng5) 51. Rxf2 {[%emt 0:00:04][%mdl 4096] Endgame. KRB-KRN} Ng5 {[%emt 0:00:04] Repels Rf7+} 52. Rf6 {[%emt 0:00:12]} Rh4 {[%emt 0:00:45]} 53. Bf5 {[%emt 0:00:18]} Kb6 $1 {[%emt 0:01:02]} 54. Rf8 {[%emt 0:00:38]} Kc5 {[%emt 0:00:21]} 55. Bc8 {[%emt 0:00:09] [#]} Ne4 {[%emt 0:00:46]} (55... Re4+ $1 $17 56. Kd2 Kb6) 56. Bxb7 $11 {[%emt 0:01:10]} Nd6 {[%emt 0:00:02] Repels Rc8} 57. Bxa6 {[%emt 0:00:29]} Rh3+ {[%emt 0:00:01]} 58. Kf4 {[%emt 0:01:19]} (58. Kd2 $11 {keeps the balance.}) 58... Rh2 $17 {[%emt 0:00:29] Strongly threatening ...Rf2+.} 59. Rb8 {[%emt 0:00:04]} Rxc2 {[%emt 0:00:34]} 60. Ke5 {[%emt 0:00:06]} Re2+ {[%emt 0:00:07]} 61. Kf6 $2 {[%emt 0:00:05] [#]} (61. Kf4 $17) 61... Re8 $2 {[%emt 0:00:35]} (61... Nb5 $1 $19 62. a4 Nc7 63. b4+ Kd4 64. Bxc4 Kxc4) 62. Rxe8 $11 {[%emt 0:01:21]} Nxe8+ {[%emt 0:00:00] KB-KN} 63. Ke7 {[%emt 0:00:07]} Nc7 {[%emt 0:00:38]} 64. Bb7 {[%emt 0:01:29]} Nd5+ {[%emt 0:01:08]} 65. Kd7 {[%emt 0:00:05]} Nb6+ {[%emt 0:00:15]} 66. Kc7 {[%emt 0:00:08]} Na4 {[%emt 0:00:02]} 67. Bxc6 {[%emt 0:00:08]} Nxb2 {[%emt 0:00:02] ( -> ...Kd4)} 68. Be4 {[%emt 0:00:32]} Nd3 {[%emt 0:01:06] White must now prevent ...Kd4.} 69. a4 {[%emt 0:01:08]} Kb4 {[%emt 0:00:33]} 70. Kc6 {[%emt 0:00:23]} Kxa4 {[%emt 0:00:48]} 71. Kd5 {[%emt 0:00:05]} Kb4 {[%emt 0:00:05]} 72. Kd4 {[%emt 0:00:09] The position is equal.} Nc1 {[%emt 0:00:30]} 73. Bc2 {[%emt 0:01:01]} Nb3+ {[%emt 0:00:14]} 74. Kd5 {[%emt 0:00:31]} c3 {[%emt 0:00:33]} 75. Bd1 {[%emt 0:00:26]} Na5 {[%emt 0:00:43]} 76. Kd4 {[%emt 0:00:16]} Nc4 {[%emt 0:00:09]} 77. Bc2 {[%emt 0:00:18]} Nb2 {[%emt 0:00:30]} 78. Kd5 {[%emt 0:00:27]} Nc4 {[%emt 0:00:34]} 79. Kd4 {[%emt 0:00:01] Dodges Ne3} Na3 {[%emt 0:00:03]} 80. Kd3 {[%emt 0:00:16]} Nb5 {[%emt 0:00:23]} 81. Bd1 {[%emt 0:00:05]} Na3 {[%emt 0:00:27]} 82. Bc2 {[%emt 0:00:05]} Nc4 {[%emt 0:00:46] Weighted Error Value: White=0.32/Black=0.27 (precise) .  Loses game:     	White=2     	---        Missed win:     	---       	Black=1      Mistake:       	White=9     	Black=7      Inaccurate:     	White=5     	Black=7      OK:         	White=26    	Black=25     Best:        	White=8     	Black=6      Strong:       	---       	Black=3} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.07"]
[Round "8.15"]
[White "Rosh Jain"]
[Black "Setumadhav Yellumahanthi"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2071"]
[BlackElo "2334"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,80,34,37,38,56,60,50,34,38,47,47,41,34,41,46,12,53,66,60,54,65,27,35,26,22,31,31,31,38,22,30,21,45,43,43,45,54,41,66,9,12,13,24,0,0,0,0,0,0,0,0,0,0,0,0,-10,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:04]} d6 {[%emt 0:02:04]} 2. d4 {[%emt 0:00:11]} Nf6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:09]} e5 {[%emt 0:00:14]} 4. Nf3 {[%emt 0:00:18]} Nbd7 {[%emt 0:00:50]} 5. Bc4 {[%emt 0:00:35]} Be7 {[%emt 0:00:10]} 6. O-O {[%emt 0:00:45]} O-O {[%emt 0:00:10]} 7. a4 {[%emt 0:00:04]} c6 {[%emt 0:00:19]} 8. h3 {[%emt 0:00:01]} h6 {[%emt 0:00:17]} 9. Re1 {[%emt 0:00:06]} Re8 {[%emt 0:01:20]} 10. a5 {[%emt 0:00:01]} Rb8 {[%emt 0:02:50]} 11. Be3 {[%emt 0:03:21]} b5 {[%emt 0:02:04]} 12. axb6 {[%emt 0:01:00]} axb6 {[%emt 0:00:11]} 13. d5 {[%emt 0:07:25]} Bb7 {[%emt 0:07:50]} 14. Ra7 {[%emt 0:20:08][%cal Oa7b7]} Qc8 {[%emt 0:12:41]} 15. dxc6 {[%emt 0:15:28]} Bxc6 {[%emt 0:01:19][%cal Ob6b5]} 16. Qd3 {[%emt 0:01:38]} Ra8 {[%emt 0:14:34]} 17. Rea1 {[%emt 0:01:13]} Rxa7 {[%emt 0:02:22]} 18. Rxa7 {[%emt 0:00:04]} Qb8 {[%emt 0:02:09]} 19. Ra2 {[%emt 0:03:53][%cal Oc4f7]} Nc5 {[%emt 0:26:46]} 20. Bxc5 {[%emt 0:02:03]} dxc5 {[%emt 0:00:02]} 21. Bb5 {[%emt 0:10:16][%cal Bc4b5,Bb5a4,Ba4b3,Bb3d5][%mdl 32]} Rd8 {[%emt 0:08:19]} 22. Qc4 {[%emt 0:01:19]} Bb7 {[%emt 0:00:51]} 23. Ra1 {[%emt 0:06:53]} g6 {[%emt 0:02:15]} 24. Ba4 {[%emt 0:03:28]} Bf8 {[%emt 0:04:57]} 25. Bb3 {[%emt 0:00:28]} Rd7 {[%emt 0:02:56]} 26. Rd1 {[%emt 0:00:31]} Re7 {[%emt 0:02:43]} 27. Qb5 {[%emt 0:03:22]} Qc7 {[%emt 0:01:27]} 28. Nd5 {[%emt 0:02:00]} (28. Bd5 $14) 28... Bxd5 $11 {[%emt 0:00:51]} 29. Bxd5 {[%emt 0:00:02]} Rd7 {[%emt 0:00:54]} 30. c4 {[%emt 0:00:34]} Nxe4 {[%emt 0:01:02]} 31. Nxe5 {[%emt 0:00:29]} Rxd5 $1 {[%emt 0:00:14]} 32. Rxd5 {[%emt 0:00:11]} Nf6 {[%emt 0:00:09] Inhibits Qd7.} 33. Nd7 {[%emt 0:02:37]} Nxd5 {[%emt 0:00:47]} 34. cxd5 {[%emt 0:00:05][%cal Ob5c6][%mdl 4096] Endgame KQB-KQN} Qf4 {[%emt 0:01:05]} 35. g3 {[%emt 0:00:19]} Qf5 {[%emt 0:00:34][%csl LRd5,LRh3]} 36. Qc6 {[%emt 0:01:31]} Qb1+ {[%emt 0:00:31]} 37. Kg2 {[%emt 0:00:56] Black must now prevent Nf6+. Active counter play!} Qe4+ {[%emt 0:00:06]} 38. Kh2 {[%emt 0:00:16] Threatening mate with Nf6+.} Qf5 {[%emt 0:00:04]} 39. Nf6+ {[%emt 0:01:41]} (39. Nxb6 $2 {loses.} Qxf2+ 40. Kh1 Qxg3 $19 (40... Qxb2 $2 41. Nd7 $19)) 39... Kg7 {[%emt 0:00:14]} 40. Ne8+ {[%emt 0:00:38]} Kg8 {[%emt 0:00:09]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.1"]
[White "Aronyak Ghosh"]
[Black "Iniyan, Pa"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2544"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 24,39,15,12,34,18,15,18,24,-25,55,0,41,-18,49,0,24,-20]} 1. d4 {[%emt 0:03:03]} Nf6 {[%emt 0:02:57]} 2. c4 {[%emt 0:00:16]} e6 {[%emt 0:00:07]} 3. Nc3 {[%emt 0:00:30]} Bb4 {[%emt 0:00:09]} 4. Qc2 {[%emt 0:00:11]} O-O {[%emt 0:02:59]} 5. a3 {[%emt 0:01:42]} Bxc3+ {[%emt 0:00:43]} 6. Qxc3 {[%emt 0:00:07]} b6 {[%emt 0:01:35]} 7. Nf3 {[%emt 0:01:26]} Bb7 {[%emt 0:00:08]} 8. e3 {[%emt 0:00:11]} d6 {[%emt 0:00:19]} 9. Be2 {[%emt 0:00:25]} a5 {[%emt 0:18:19]} 10. b3 {[%emt 0:02:47]} Nbd7 {[%emt 0:00:35]} 11. O-O {[%emt 0:05:06]} Ne4 {[%emt 0:15:23]} 12. Qc2 {[%emt 0:02:06]} f5 {[%emt 0:11:15]} 13. Bb2 {[%emt 0:10:55]} Qe7 {[%emt 0:00:00]} 14. Rad1 {[%emt 0:06:22]} c5 {[%emt 0:03:57]} 15. a4 {[%emt 0:09:53]} Ng5 {[%emt 0:04:24]} 16. Nd2 {[%emt 0:00:07]} (16. d5 $142) 16... Ne4 {[%emt 0:00:06]} (16... f4 $11 17. Nf3 fxe3 18. fxe3 Rad8) 17. Nf3 {[%emt 0:00:02]} Ng5 {[%emt 0:00:07]} 18. Nd2 {[%emt 0:00:04]} (18. Nxg5 $14 Qxg5 19. f3) 18... Ne4 {[%emt 0:00:06]} (18... f4 $11) 19. Nf3 {[%emt 0:00:06]} Ng5 {[%emt 0:00:06]} 20. Nd2 {[%emt 0:00:04]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.2"]
[White "Siddharth, Jagadeesh"]
[Black "Deepan Chakkravarthy J."]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "2515"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,100,52,73,66,70,73,67,71,76,71,71,77,80,67,62,53,67,37,70,65,70,69,72,66,65,64,63,64,69,63,69,69,70,75,72,72,74,74,75,75,76,68,75,7,18,10,10,18,12,26,38,59,65,68,56,0,0,16,15,0,0,0,0,0,0,0,0,-161,-137,-224,-280,-498,-487,-491,-497,-570,-537,-728,-687,-1553,-1253,-1973,-1573,-1477,-1434,-1376,-1273]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:01:43]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:00:09]} 3. d4 {[%emt 0:00:06]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:07]} Nc6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:00:13]} Qc7 {[%emt 0:00:08]} 6. Be2 {[%emt 0:00:22]} a6 {[%emt 0:00:17]} 7. Nxc6 {[%emt 0:00:24] B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2.} Qxc6 {[%emt 0:00:43]} 8. O-O {[%emt 0:00:10]} Qc7 {[%emt 0:00:02]} 9. Be3 {[%emt 0:00:24]} Nf6 {[%emt 0:00:21]} 10. Qd4 {[%emt 0:00:06]} d6 {[%emt 0:00:13]} 11. Na4 $146 {[%emt 0:00:04]} ({Predecessor:} 11. Qd2 Bd7 12. a4 Bc6 13. f3 Be7 14. a5 O-O 15. Bb6 Qb8 16. Na4 Bxa4 17. Rxa4 Nd7 18. Be3 {1-0 Westerhof,F (1897)-Juntermanns,P (1663) Krefeld Christmas op 2024 (6)}) 11... Be7 {[%emt 0:03:31]} 12. Nb6 {[%emt 0:00:46]} Rb8 {[%emt 0:00:01]} 13. c4 {[%emt 0:00:10]} O-O {[%emt 0:00:05]} 14. Rfd1 {[%emt 0:09:02]} Rd8 {[%emt 0:04:34]} 15. f3 {[%emt 0:21:10]} Nd7 {[%emt 0:04:52]} 16. Nxd7 {[%emt 0:01:49]} Rxd7 {[%emt 0:00:38]} 17. Qb6 {[%emt 0:01:56]} Bd8 {[%emt 0:09:41]} 18. Qxc7 {[%emt 0:14:53]} Bxc7 {[%emt 0:00:06]} 19. Rd2 {[%emt 0:00:17]} Kf8 {[%emt 0:04:07]} 20. Rad1 {[%emt 0:07:53]} Ke7 {[%emt 0:00:08]} 21. b4 {[%emt 0:03:12]} b6 {[%emt 0:13:22]} 22. a4 {[%emt 0:03:16]} Rd8 {[%emt 0:03:46]} 23. b5 {[%emt 0:05:34]} a5 {[%emt 0:07:08]} 24. f4 {[%emt 0:01:14]} Bb7 {[%emt 0:01:37]} 25. Bf3 {[%emt 0:00:54]} f5 {[%emt 0:12:29]} 26. Rd4 {[%emt 0:16:33]} fxe4 {[%emt 0:05:50]} 27. Bxe4 {[%emt 0:00:00]} Bxe4 {[%emt 0:00:06]} 28. Rxe4 {[%emt 0:00:00]} g6 {[%emt 0:07:25] [#]} 29. f5 {[%emt 0:04:01]} (29. Kf2 $1 $16) 29... gxf5 $11 {[%emt 0:00:05]} 30. Bg5+ {[%emt 0:00:02]} Kd7 {[%emt 0:00:05]} 31. Rh4 {[%emt 0:00:04]} Rh8 {[%emt 0:01:36]} 32. Rh6 {[%emt 0:04:35]} Rbe8 {[%emt 0:14:36]} 33. Bf6 {[%emt 0:00:23]} Rhg8 {[%emt 0:00:04]} 34. Rxh7+ {[%emt 0:00:07]} Kc8 {[%emt 0:00:03]} 35. Rd4 {[%emt 0:04:52]} Rg6 {[%emt 0:01:05]} 36. Rf7 {[%emt 0:00:09]} e5 {[%emt 0:05:50]} 37. Rh4 {[%emt 0:00:17]} Rxf6 {[%emt 0:00:21]} 38. Rxf6 {[%emt 0:00:02]} Bd8 {[%emt 0:00:04]} 39. Rhh6 {[%emt 0:00:08]} Bxf6 {[%emt 0:00:04]} 40. Rxf6 {[%emt 0:00:03]} Kd7 {[%emt 0:00:03]} 41. c5 $2 {[%emt 0:03:18]} (41. h4 $11 {and White is okay.}) 41... bxc5 $19 {[%emt 0:01:44]} ({Don't do} 41... dxc5 42. Rxb6 c4 43. Rg6 $17) 42. Rxf5 {[%emt 0:00:01] [#]} (42. Kf2 $17) 42... Ke6 $1 $19 {[%emt 0:00:06]} 43. Rf1 $2 {[%emt 0:00:41]} (43. Rh5 {was worth a try.}) 43... c4 $19 {[%emt 0:00:01]} 44. Rc1 {[%emt 0:00:25]} d5 {[%emt 0:00:15]} 45. Kf2 {[%emt 0:00:01]} Kd6 {[%emt 0:00:39]} 46. h4 {[%emt 0:00:01]} Kc5 {[%emt 0:00:18]} 47. h5 {[%emt 0:00:01]} e4 {[%emt 0:00:40]} 48. Rb1 {[%emt 0:02:29]} e3+ {[%emt 0:02:16]} 49. Kf3 {[%emt 0:00:01]} d4 {[%emt 0:00:40]} 50. b6 {[%emt 0:00:01]} e2 {[%emt 0:00:28]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.3"]
[White "Shahil Dey"]
[Black "Mayank Chakraborty"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2374"]
[BlackElo "2457"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,106,6,22,31,22,15,29,30,36,38,31,14,21,0,0,0,6,2,21,21,13,0,0,0,0,0,0,7,43,25,76,41,37,44,42,27,12,0,0,-17,-14,-14,-6,-13,-8,-4,-8,-22,-27,-22,-17,-35,0,0,0,-11,0,-13,-16,-17,-15,-74,-75,-73,-77,-79,-72,-68,-66,-82,-74,-78,-75,-62,-62,-93,-90,-84,-86,-90,-90,-99,-89,-85,0,-210,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:06:25]} Nf6 {[%emt 0:00:04]} 2. b3 {[%emt 0:00:06]} d5 {[%emt 0:00:04]} 3. Bb2 {[%emt 0:00:04]} Bf5 {[%emt 0:00:05]} 4. Nh4 {[%emt 0:00:06]} Bd7 {[%emt 0:03:43]} 5. g3 {[%emt 0:00:59]} c5 {[%emt 0:01:29]} 6. Bg2 {[%emt 0:00:06]} Bc6 {[%emt 0:02:56]} 7. O-O {[%emt 0:06:13]} e6 {[%emt 0:07:16]} 8. Nf3 {[%emt 0:01:50]} Nbd7 {[%emt 0:02:29]} 9. c4 {[%emt 0:04:19]} Rc8 {[%emt 0:07:24]} 10. cxd5 {[%emt 0:05:08]} Nxd5 {[%emt 0:01:21]} 11. d4 {[%emt 0:00:47]} N5f6 {[%emt 0:04:30]} 12. Nc3 {[%emt 0:09:02]} cxd4 {[%emt 0:04:39]} 13. Nxd4 {[%emt 0:02:23]} Bxg2 {[%emt 0:00:37]} 14. Kxg2 {[%emt 0:00:05]} Bb4 {[%emt 0:03:16]} 15. Rc1 {[%emt 0:04:49]} Qa5 {[%emt 0:08:13]} 16. Ndb5 {[%emt 0:06:52]} (16. Ne4 {feels hotter.} O-O 17. Nf3 Nxe4 18. Qxd7 Rxc1 19. Rxc1 Qxa2 20. Bxg7 Qxe2 21. Bd4) 16... O-O {[%emt 0:04:00]} 17. a3 {[%emt 0:00:30]} Be7 {[%emt 0:02:13]} 18. Qd4 {[%emt 0:08:35]} a6 {[%emt 0:07:06]} 19. Nd6 {[%emt 0:00:25]} Rc6 {[%emt 0:06:12]} 20. Nce4 {[%emt 0:04:11]} Bxd6 {[%emt 0:13:01]} (20... Nb8 $11) 21. Nxd6 {[%emt 0:02:38]} Qb6 {[%emt 0:01:59]} 22. Rxc6 {[%emt 0:01:50]} Qxc6+ {[%emt 0:00:12]} 23. Kg1 {[%emt 0:01:00]} Qc2 {[%emt 0:02:46]} 24. Nxb7 {[%emt 0:06:19]} Qxb3 {[%emt 0:02:01]} 25. Na5 {[%emt 0:02:31]} Qc2 {[%emt 0:00:35]} 26. Re1 {[%emt 0:04:18]} e5 {[%emt 0:03:11]} 27. Qc3 {[%emt 0:00:27]} Rc8 {[%emt 0:00:41]} 28. Qxc2 {[%emt 0:02:09]} Rxc2 {[%emt 0:00:01]} 29. Ba1 {[%emt 0:01:21]} Kf8 {[%emt 0:00:19]} 30. f3 {[%emt 0:02:24]} Ke7 {[%emt 0:00:43]} 31. Kf2 {[%emt 0:02:04]} e4 {[%emt 0:01:59]} 32. Rb1 {[%emt 0:01:14]} exf3 {[%emt 0:00:22]} 33. Kxf3 {[%emt 0:00:02]} Rc5 {[%emt 0:00:34]} 34. Nb3 {[%emt 0:01:30]} Rf5+ {[%emt 0:01:00]} 35. Kg2 {[%emt 0:00:13]} Rb5 {[%emt 0:01:48]} 36. Kf3 {[%emt 0:00:57] [#]} (36. Nd2 $11 {remains equal.}) 36... Nc5 $1 $17 {[%emt 0:01:26]} 37. Nd2 {[%emt 0:00:42]} Nfe4 $1 {[%emt 0:02:43]} 38. Rd1 {[%emt 0:01:31]} Nxd2+ {[%emt 0:00:50]} 39. Rxd2 {[%emt 0:00:01]} Nb3 $1 {[%emt 0:01:01]} 40. Rd1 {[%emt 0:00:09]} Nxa1 {[%emt 0:00:12]} 41. Rxa1 {[%emt 0:00:01]} Rb3+ {[%emt 0:01:02]} 42. Ke4 {[%emt 0:00:01]} a5 {[%emt 0:00:11]} 43. e3 {[%emt 0:03:51]} a4 {[%emt 0:01:09]} 44. Ra2 {[%emt 0:00:22]} h5 {[%emt 0:00:56]} 45. h4 {[%emt 0:01:09]} g6 {[%emt 0:00:53]} 46. Ra1 {[%emt 0:00:26]} Kd6 {[%emt 0:01:39]} 47. Rd1+ {[%emt 0:01:16]} Kc6 {[%emt 0:00:49]} (47... Ke6 $17 48. Ra1 Kd7) 48. Rd3 $2 {[%emt 0:02:52]} (48. Rf1 $1 $11 {and White has nothing to worry.}) 48... f5+ $2 {[%emt 0:00:31]} (48... Rxd3 $19 49. Kxd3 Kd5 50. e4+ Kc5) 49. Kd4 $11 {[%emt 0:00:00]} Rxd3+ {[%emt 0:00:08]} 50. Kxd3 {[%emt 0:00:04]} Kd5 {[%emt 0:00:04]} 51. Kd2 $1 {[%emt 0:00:13]} Kd6 {[%emt 0:01:39]} (51... Ke4 $5 52. Ke2 $8 Kd5 $11) 52. Kc3 {[%emt 0:00:11]} Kc5 {[%emt 0:00:06]} 53. Kd3 {[%emt 0:00:03]} Kd5 {[%emt 0:00:04]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.4"]
[White "Das, Sayantan"]
[Black "Venkatesh, M.R."]
[Result "0-1"]
[ECO "C71"]
[WhiteElo "2434"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,92,17,14,14,16,12,16,14,14,19,19,11,20,24,23,17,27,22,32,31,33,0,-11,-64,-62,-197,-212,-212,-203,-206,-210,-204,-201,-214,-32,-192,-204,-186,-199,-206,-207,-190,-185,-289,-290,-342,-354,-318,-134,-127,0,0,0,0,0,-110,-94,-201,-197,-230,-226,-231,-206,-223,-221,-260,-273,-529,-521,-531,-511,-644,-648,-695,-656,-822,-747,-812,-779,-2751,-611,-611,-576,-564,-563]} 1. e4 {[%emt 0:01:07]} e5 {[%emt 0:02:57]} 2. Nf3 {[%emt 0:00:15]} Nc6 {[%emt 0:00:06]} 3. Bb5 {[%emt 0:00:08]} a6 {[%emt 0:00:11]} 4. Ba4 {[%emt 0:00:05]} d6 {[%emt 0:00:49]} 5. c4 {[%emt 0:04:24]} Bg4 {[%emt 0:00:30]} 6. d3 {[%emt 0:02:33]} Nf6 {[%emt 0:03:30]} 7. Be3 {[%emt 0:01:19]} g6 {[%emt 0:09:54]} 8. h3 {[%emt 0:12:24]} Bxf3 {[%emt 0:01:37]} 9. Qxf3 {[%emt 0:00:09]} Bg7 {[%emt 0:00:07]} 10. Nc3 {[%emt 0:02:28]} O-O {[%emt 0:03:02]} 11. Bxc6 {[%emt 0:06:50]} bxc6 {[%emt 0:00:14]} 12. g4 {[%emt 0:00:27]} Rb8 {[%emt 0:19:28]} 13. O-O-O {[%emt 0:02:07]} Nd7 {[%emt 0:13:17]} 14. h4 {[%emt 0:05:37]} h6 {[%emt 0:00:58]} 15. Ne2 {[%emt 0:10:31]} d5 {[%emt 0:01:48]} 16. Ng3 {[%emt 0:03:46]} (16. exd5 Rxb2 17. Rd2 e4 18. Qxe4 Re8 $17) (16. Kb1 $11) 16... Qe7 $15 {[%emt 0:03:33]} (16... Rb7 {looks sharper.} 17. Kc2 Qe7 18. h5 Qb4) 17. Qe2 {[%emt 0:07:55]} (17. exd5 Rxb2 18. Rd2 Rfb8 $17) (17. cxd5 $15 cxd5 18. Kb1 (18. exd5 Rxb2 19. Rd2 Rb4 $17)) 17... d4 $19 {[%emt 0:03:40]} 18. Bd2 {[%emt 0:00:34]} Nc5 {[%emt 0:00:33][%cal Bd7c5,Bc5a4,Ba4b2][%mdl 32]} 19. Kc2 {[%emt 0:18:15]} Na4 $1 {[%emt 0:02:43]} 20. Rb1 {[%emt 0:00:59]} Rb7 $1 {[%emt 0:01:00]} 21. Qe1 {[%emt 0:01:38] [#]} a5 $2 {[%emt 0:08:48]} (21... Rfb8 $1 $19 {[%mdl 512]} 22. Bc1 Nc3) 22. Ne2 $2 {[%emt 0:01:59] [#]} ({White should play} 22. Qc1 $1 $15) 22... Nxb2 $1 {[%emt 0:01:54]} 23. Rxb2 {[%emt 0:04:00]} Rxb2+ {[%emt 0:00:08]} 24. Kxb2 {[%emt 0:00:05][%cal Oe1c1]} Rb8+ {[%emt 0:00:04]} 25. Ka1 {[%emt 0:05:50][%cal Oe1c1]} Qa3 {[%emt 0:00:09]} 26. Qc1 {[%emt 0:01:36] Dodges Qb2+} (26. Bc3 $142) 26... Qxd3 {[%emt 0:00:20]} 27. Ng3 {[%emt 0:00:09]} Bf8 $1 {[%emt 0:03:29]} 28. c5 {[%emt 0:00:22]} (28. Bxh6 $2 Bb4 $19 (28... Bxh6 $2 29. Rd1 $19)) (28. Bxa5 Ba3 29. Qd2 Bb2+ (29... Qxc4 30. Rb1 $17) 30. Qxb2 Rxb2 31. Kxb2 Qxc4 $19) 28... Rb5 {[%emt 0:00:30]} (28... Bxc5 $1 $19 {Threatens to win with ...Ba3.} 29. Qxc5 Qxd2) 29. Rd1 $17 {[%emt 0:01:39][%cal Od2e3] [#] And now Be3! would win.} Rxc5 {[%emt 0:02:04] Black is much more active.} (29... Bxc5 30. Be3 (30. Bxh6 $2 Qf3 $19) 30... Qa3 31. Qxa3 (31. Bxh6 $2 Qf3 $19) 31... Bxa3 32. Bc1 $14 (32. Bxh6 Bb2+ 33. Kb1 Ba3+ 34. Ka1 Bb2+ 35. Kb1 Ba3+ 36. Ka1 $11)) (29... Qf3 $1 $17 30. Be1 Qxg4 (30... Rxc5 31. Qb1 $17) (30... Bxc5 31. Qc2 $11)) 30. Qb1 $1 $36 {[%emt 0:00:36][%mdl 2048] White is more active.} Qf3 $1 {[%emt 0:09:48][%csl LRf2,LRg4][%cal Oc5b5]} 31. Qb3 {[%emt 0:00:34]} Qxg4 {[%emt 0:01:26][%cal Oc5b5]} (31... Qxf2 32. Rf1 a4 33. Rxf2 $18) 32. Rh1 {[%emt 0:00:49]} (32. a4 $1 $11 {keeps the balance.}) 32... Rb5 $17 {[%emt 0:01:31]} 33. Qd3 {[%emt 0:00:24]} (33. Qc4 $17) 33... h5 $19 {[%emt 0:03:25]} 34. Rc1 {[%emt 0:01:00] [#]} Bb4 $1 {[%emt 0:01:24]} (34... Qxh4 35. Rxc6 Rc5 36. Rxc5 Bxc5 37. Bxa5) 35. Bxb4 {[%emt 0:02:18]} Rxb4 {[%emt 0:00:02]} 36. Rxc6 {[%emt 0:01:20]} Qf4 {[%emt 0:02:14]} 37. Rc2 {[%emt 0:01:46]} c5 {[%emt 0:00:27]} ({But not} 37... Qxh4 38. Rxc7 Qf4 39. Rc2 $19) 38. Qd2 $2 {[%emt 0:01:00]} (38. Rxc5 Qxf2 (38... Qxh4 39. Rxe5 Qh2 40. Re8+ Kh7 41. a3 $17) 39. Ne2) 38... c4 {[%emt 0:00:42]} (38... Qxh4 $2 39. Rxc5 Qg4 40. Rxa5 $19) 39. Qxf4 {[%emt 0:00:30]} exf4 {[%emt 0:00:03][%mdl 4096] Endgame KRN-KR} 40. Nf1 {[%emt 0:00:30]} c3 {[%emt 0:00:26] Prevents Nd2.} 41. f3 {[%emt 0:00:29]} Kg7 {[%emt 0:00:37]} 42. a3 {[%emt 0:00:26]} Rc4 {[%emt 0:00:14]} 43. Kb1 {[%emt 0:00:05]} d3 {[%emt 0:01:04]} 44. Rg2 {[%emt 0:00:21]} Kf6 {[%emt 0:01:02]} (44... c2+ $142 45. Kc1 Rc3) 45. Rg5 {[%emt 0:00:21]} d2 {[%emt 0:00:30]} 46. Kc2 {[%emt 0:00:28]} Rd4 {[%emt 0:00:04] Dodges Rd5} ({Less strong is} 46... d1=R 47. Kxd1 Ra4 48. Kc2 Rxa3 49. Kb1 $15) 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.5"]
[White "Vaz, Ethan"]
[Black "Mohamed Anees M"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2412"]
[BlackElo "2334"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,79,37,42,24,44,26,31,50,49,43,34,28,86,0,95,110,105,104,250,249,312,304,306,308,270,282,252,244,332,337,638,618,597,551,543,272,267,250,551,532,531,536,1099,1097,5246,5246,5235,5235,2100,760,1317,615,694,691,692,682,679,651,1612,1583,29987,29988,29982,887,29966,29964]} 1. e4 {[%emt 0:01:12]} d6 {[%emt 0:00:15]} 2. d4 {[%emt 0:00:40]} Nf6 {[%emt 0:00:07]} 3. Nc3 {[%emt 0:00:04]} e5 {[%emt 0:00:04]} 4. Nf3 {[%emt 0:00:27]} Nbd7 {[%emt 0:00:07]} 5. Bc4 {[%emt 0:00:26]} Be7 {[%emt 0:00:06]} 6. O-O {[%emt 0:00:29]} O-O {[%emt 0:00:07]} 7. a4 {[%emt 0:00:09]} c6 {[%emt 0:00:06]} 8. Re1 {[%emt 0:01:58]} h6 {[%emt 0:01:08]} 9. Ba2 {[%emt 0:22:52]} Re8 {[%emt 0:08:41]} 10. h3 {[%emt 0:06:59]} Bf8 {[%emt 0:05:27]} 11. Be3 {[%emt 0:04:30]} b6 {[%emt 0:17:33]} 12. Qd3 {[%emt 0:10:06]} Bb7 {[%emt 0:04:37]} 13. Rad1 {[%emt 0:03:46]} (13. a5 {keeps more tension.} exd4 14. Bxd4 bxa5 15. Qc4) 13... Qc8 {[%emt 0:21:08]} (13... Qe7 $11) 14. Qd2 {[%emt 0:20:54]} ({White should play} 14. Bc1 $16) 14... a6 {[%emt 0:06:01] [#]} (14... b5 $11 {keeps the balance.}) 15. dxe5 $1 $16 {[%emt 0:07:27]} dxe5 {[%emt 0:00:48]} 16. Nh4 {[%emt 0:01:50][%cal Bf3h4,Bh4f5,Bf5h6][%mdl 32] White is much more active.} b5 {[%emt 0:10:07]} (16... c5 $16) 17. Nf5 $18 {[%emt 0:02:14][%cal Re3h6]} c5 {[%emt 0:09:39][%cal Bc6c5,Bc5c4][%mdl 32] [#]} 18. Bxh6 $1 {[%emt 0:05:12][%mdl 512]} gxh6 {[%emt 0:01:36]} 19. Nxh6+ {[%emt 0:00:14]} (19. axb5 c4 $11) 19... Kh7 {[%emt 0:00:41]} 20. Nf5 {[%emt 0:01:28]} (20. Nxf7 c4 $16) 20... c4 {[%emt 0:01:52]} 21. Qg5 {[%emt 0:02:27] Re3 would now be deadly.} ({But not} 21. axb5 $6 Kh8 $16) 21... Re6 {[%emt 0:03:51][%cal Be8e6,Be6g6,Bg6g2][%mdl 32]} 22. Re3 {[%emt 0:00:02]} (22. axb5 Kh8 $16) 22... Nxe4 $2 {[%emt 0:03:19]} (22... Ng8 23. Qh5+ (23. axb5 Rg6 $16) 23... Nh6 24. Nxh6 (24. axb5 Nf6 $11) 24... Nf6 25. Qxf7+ Kxh6) 23. Nxe4 {[%emt 0:02:05] Qh5+ would kill now.} Rg6 {[%emt 0:00:05]} 24. Qh4+ {[%emt 0:01:49]} Kg8 {[%emt 0:00:09]} 25. Ne7+ {[%emt 0:01:45]} Bxe7 {[%emt 0:00:05]} 26. Qxe7 $40 {[%emt 0:00:02][%mdl 128] White has strong attack.} Bxe4 $2 {[%emt 0:01:29]} (26... Bc6 27. Ng3 Qb7) 27. Rxd7 {[%emt 0:00:42]} (27. Qxd7 Qxd7 (27... Bxc2 28. Qxc8+ Rxc8 29. Rc1 $14) (27... Bxg2 28. Kh2 $15) (27... Rxg2+ 28. Kf1 $11) 28. Rxd7 Bxg2 $15 (28... Rxg2+ 29. Kf1 $14)) ({Less strong is} 27. Rxe4 Nf6 28. Re3 (28. Rxe5 Qxh3 29. Qb7 Ra7 $11) 28... Qc6 $18) 27... Rxg2+ {[%emt 0:02:30]} 28. Kf1 {[%emt 0:00:09]} Rg7 {[%emt 0:00:31]} 29. Rxe4 {[%emt 0:00:13]} Qc6 {[%emt 0:00:05]} 30. Rd8+ {[%emt 0:00:21]} Rxd8 {[%emt 0:00:05]} 31. Qxd8+ {[%emt 0:00:02]} Kh7 {[%emt 0:00:07]} 32. Qh4+ {[%emt 0:01:08]} Kg8 {[%emt 0:00:06]} 33. Rxe5 {[%emt 0:02:03]} Qd7 {[%emt 0:00:52] Inhibits Qd8+.} 34. Ke2 {[%emt 0:00:35] Wards off Qd1+} Rg6 {[%emt 0:00:07]} 35. Bb1 {[%emt 0:00:47]} c3 {[%emt 0:02:16]} 36. bxc3 {[%emt 0:00:05]} bxa4 {[%emt 0:00:29]} 37. Ba2 {[%emt 0:00:31]} Qc6 {[%emt 0:00:40]} 38. Qd8+ {[%emt 0:00:27]} Kg7 {[%emt 0:00:05]} 39. Qd4 {[%emt 0:00:20]} (39. Bxf7 $142 Rg1 40. Bd5 (40. Qg8+ Kf6 $18) 40... Re1+ 41. Kd2 (41. Kxe1 Qxc3+ 42. Kf1 Qxe5 $18) 41... Rxe5 42. Qg8+ (42. Bxc6 Rf5 $18) 42... Kf6 43. Qf7+ (43. Bxc6 a5 $18) 43... Kg5 44. Bxc6) 39... Kg8 {[%emt 0:01:33]} 40. Rh5 {[%emt 0:00:38]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.6"]
[White "Sammed Jaykumar, Shete"]
[Black "Manish Anto Cristiano F"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2379"]
[BlackElo "2328"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,55,0,10,12,12,4,11,0,0,6,13,18,45,40,31,31,43,31,43,7,14,0,0,1,0,-10,-5,0,0,0,0,0,0,0,8,-20,-21,-20,14,14,29982,29981,29993,29994,29994,29995]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:19]} Nc6 {[%emt 0:00:19]} 3. Bc4 {[%emt 0:00:12]} Bc5 {[%emt 0:00:21]} 4. c3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:08]} 5. d3 {[%emt 0:00:06]} O-O {[%emt 0:00:17]} 6. Bb3 {[%emt 0:00:17]} d6 {[%emt 0:04:39]} 7. h3 {[%emt 0:00:30]} a5 {[%emt 0:00:22]} 8. O-O {[%emt 0:00:52]} h6 {[%emt 0:01:05]} 9. Re1 {[%emt 0:00:21]} Ba7 {[%emt 0:01:09]} 10. Nbd2 {[%emt 0:01:10]} Be6 {[%emt 0:03:16]} 11. Bc2 {[%emt 0:01:14]} Ne7 {[%emt 0:03:51]} 12. Nf1 {[%emt 0:00:47]} Ng6 {[%emt 0:00:09]} 13. Ng3 {[%emt 0:04:04]} c5 {[%emt 0:01:40]} 14. Be3 {[%emt 0:11:32]} d5 {[%emt 0:10:36]} 15. d4 {[%emt 0:07:47]} Nxe4 {[%emt 0:12:38]} 16. Nxe4 {[%emt 0:02:30]} dxe4 {[%emt 0:01:34]} 17. Nxe5 {[%emt 0:00:54]} cxd4 {[%emt 0:00:35]} 18. Bxd4 {[%emt 0:01:47]} Nxe5 {[%emt 0:09:18]} 19. Bxe5 {[%emt 0:00:19]} e3 {[%emt 0:07:18]} 20. fxe3 {[%emt 0:03:34]} Qg5 {[%emt 0:01:09][%csl LRe3,LRe5,LRh3]} 21. Bd4 {[%emt 0:01:45]} Bxh3 {[%emt 0:02:14][%csl Gh3][%cal Rg5g2]} 22. Qf3 {[%emt 0:00:35][%csl LRb7,LRh3]} Bg4 {[%emt 0:01:51]} 23. Qxb7 {[%emt 0:20:57] [#]} Bb8 $1 {[%emt 0:02:43]} 24. Qe4 {[%emt 0:02:14] [#]} (24. Qxa8 Bh2+ 25. Kxh2 Rxa8 $17) 24... g6 $1 {[%emt 0:05:55] and ...Bg3 would now be decisive} 25. Rf1 $1 $40 {[%emt 0:00:41][%cal Of1f7][%mdl 128] and Rxf7! should not be overlooked Black needs to defend precisely.} ({But not} 25. Qxa8 Bh2+ 26. Kxh2 Rxa8 $17) 25... Bg3 $2 {[%emt 0:02:53][%mdl 8192] [#]} (25... Qh5 $11 26. Rf4 Bf5 (26... Bxf4 27. Qxf4 Qg5 28. Qxg5 $14)) 26. Rxf7 $3 {[%emt 0:01:24][%mdl 512]} Rxf7 {[%emt 0:14:46]} (26... Ra7 27. Rxf8+) 27. Qxa8+ {[%emt 0:00:51]} Rf8 {[%emt 0:00:13]} 28. Bb3+ {[%emt 0:00:13]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.7"]
[White "Sanket Chakravarty"]
[Black "Ajay Santhosh Parvathareddy"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "2374"]
[BlackElo "2292"]
[Annotator "TA"]
[PlyCount "156"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 46,156,9,8,8,9,11,0,0,-35,-44,-39,-44,-32,-21,-76,-66,-152,-158,-143,-143,-208,-210,-198,-202,-191,-125,-197,-197,-204,-204,-190,-199,-528,-523,-683,-642,-655,-665,-648,-639,-616,-336,-379,-378,-377,-363,-374,-374,-384,-384,-384,-384,-391,-384,-384,-377,-377,-373,-475,-475,-465,-465,-580,-410,-800,-789,-1183,-763,-5497,-5161,-29948,-29950,-29946,-29945,-29955,-29957,-29954,-29957,-29959,-29958,-29957,-12797,-12835,-6045,-29969,-29971,-29980,-29980,-29980,-29964,-29972,-29970,-29971,-29972,-29977,-29975,-29975,-29974,-29972,-29973,-29981,-29979,-29978,-29974,-29988,-29983,-29989,-29987,-29992,-29987,-29991,-29988]} 1. Nc3 {[%emt 0:08:36]} d5 {[%emt 0:00:03]} 2. d4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:11]} e6 {[%emt 0:00:04]} 4. Bg5 {[%emt 0:00:51]} Nbd7 {[%emt 0:05:37]} 5. e4 {[%emt 0:02:15]} dxe4 {[%emt 0:00:11]} 6. Nxe4 {[%emt 0:00:08]} Be7 {[%emt 0:01:35]} 7. Nxf6+ {[%emt 0:03:09]} Bxf6 {[%emt 0:01:03]} 8. Bxf6 {[%emt 0:02:17]} Nxf6 {[%emt 0:02:30]} 9. Bd3 {[%emt 0:00:39]} O-O {[%emt 0:00:10]} 10. O-O {[%emt 0:00:15]} b6 {[%emt 0:00:14]} 11. Qe2 {[%emt 0:01:46]} Bb7 {[%emt 0:00:27]} 12. Rad1 {[%emt 0:00:18]} Qe7 {[%emt 0:00:18]} 13. Ba6 {[%emt 0:07:41]} Bxa6 {[%emt 0:04:41]} 14. Qxa6 {[%emt 0:00:07]} c5 {[%emt 0:00:38]} 15. Rfe1 {[%emt 0:05:37]} Rfd8 {[%emt 0:02:18]} 16. Qa3 {[%emt 0:07:16]} Qd6 {[%emt 0:01:01]} 17. Qa4 {[%emt 0:04:53]} Qf4 {[%emt 0:14:58]} 18. Qc6 {[%emt 0:05:05]} Rdc8 {[%emt 0:00:18]} 19. Qb7 {[%emt 0:00:25]} Qc7 {[%emt 0:00:29]} 20. Qxc7 {[%emt 0:01:33]} Rxc7 {[%emt 0:00:05]} 21. c4 {[%emt 0:00:15]} cxd4 {[%emt 0:00:25]} 22. Rxd4 {[%emt 0:00:09]} Rd7 {[%emt 0:02:16]} 23. Rxd7 {[%emt 0:01:10]} Nxd7 {[%emt 0:00:04]} 24. Rd1 {[%emt 0:00:08]} Nf6 {[%emt 0:00:06]} 25. Ne5 {[%emt 0:00:19]} Kf8 {[%emt 0:00:06]} 26. b4 {[%emt 0:00:43]} Ke8 {[%emt 0:02:51]} 27. b5 {[%emt 0:03:51]} a6 {[%emt 0:00:13]} 28. a4 {[%emt 0:00:13]} Ne4 {[%emt 0:02:07]} 29. f4 {[%emt 0:16:41]} Nc5 {[%emt 0:02:40]} 30. Nc6 {[%emt 0:10:06]} (30. Rd6 $11 {remains equal.} axb5 (30... Nxa4 31. bxa6 Rxa6 32. Rc6 $11) 31. cxb5) 30... f6 $17 {[%emt 0:05:24]} (30... Nxa4 $2 31. bxa6 Nc5 32. a7 $18) 31. a5 {[%emt 0:06:49]} (31. Kf2 $15) 31... bxa5 $1 $17 {[%emt 0:11:28]} 32. b6 {[%emt 0:00:04]} a4 {[%emt 0:00:06]} 33. f5 {[%emt 0:00:13]} (33. Kf2 $17) 33... Rc8 $1 $19 {[%emt 0:00:53]} (33... exf5 34. Rd5 Nb7 35. Na5 Nxa5 36. Rxa5 $17) 34. Na5 {[%emt 0:02:58]} exf5 {[%emt 0:04:08]} 35. Rd5 {[%emt 0:00:53]} Nb3 {[%emt 0:01:59]} (35... Rb8 $1 $19 {[%cal Rb8b6] White must now prevent ...Rxb6!.} 36. Rxc5 Rxb6 37. Rxf5 a3) 36. Rxf5 {[%emt 0:02:32] [#]} (36. Nxb3 $17 {might work better.} axb3 37. Rd3) 36... Rb8 $1 $19 {[%emt 0:05:35]} 37. b7 {[%emt 0:00:02] [#]} Kd7 $1 {[%emt 0:00:40]} 38. Kf2 {[%emt 0:02:34]} Kc7 {[%emt 0:00:04]} 39. Ke1 $2 {[%emt 0:00:07]} (39. Rd5 {is a better chance.}) 39... Re8+ $19 {[%emt 0:02:37]} (39... g6 40. Rd5 $11) 40. Kd1 {[%emt 0:00:29]} Rd8+ {[%emt 0:00:06]} 41. Ke1 {[%emt 0:00:04]} g6 {[%emt 0:00:53]} 42. Rxf6 {[%emt 0:03:42]} Nxa5 {[%emt 0:00:12]} 43. Rxa6 {[%emt 0:00:01]} Nxc4 {[%emt 0:00:38]} ({Worse is} 43... Kxb7 44. Rxa5 Re8+ 45. Kd2 $11) 44. Ra8 {[%emt 0:00:14]} Rb8 {[%emt 0:00:12]} 45. Rxa4 {[%emt 0:00:04]} Nd6 {[%emt 0:00:34]} 46. Rh4 {[%emt 0:00:06]} Rh8 {[%emt 0:00:04]} (46... Kxb7 47. Rxh7+ Kc6 48. h4 $17) 47. Ke2 {[%emt 0:00:09]} Kxb7 {[%emt 0:00:12]} 48. Kf3 {[%emt 0:00:04]} Kc6 {[%emt 0:00:05]} 49. Kf4 {[%emt 0:00:12]} Nf7 {[%emt 0:00:04]} 50. Rh3 {[%emt 0:00:13]} Kd7 {[%emt 0:00:04]} 51. Ra3 {[%emt 0:00:07]} Ke7 {[%emt 0:00:04]} 52. h4 {[%emt 0:00:14]} Rb8 {[%emt 0:00:11]} 53. Ra4 {[%emt 0:00:13]} Kf6 {[%emt 0:00:17]} 54. g4 {[%emt 0:00:06]} Rb5 {[%emt 0:00:27]} 55. Rc4 {[%emt 0:01:03]} (55. Ra6+ $142 Kg7 56. Kg3) 55... h6 $19 {[%emt 0:01:48]} 56. Rc6+ {[%emt 0:02:11]} Kg7 {[%emt 0:00:04]} 57. Rc7 {[%emt 0:00:13]} g5+ {[%emt 0:00:30]} 58. hxg5 {[%emt 0:00:01]} hxg5+ {[%emt 0:00:01]} 59. Ke4 {[%emt 0:00:26]} Rb4+ {[%emt 0:00:19]} 60. Kf3 {[%emt 0:00:29]} Kf6 {[%emt 0:00:15]} 61. Rc6+ {[%emt 0:00:35]} Ke5 {[%emt 0:00:14]} 62. Rg6 {[%emt 0:00:22]} Rb3+ {[%emt 0:01:06]} 63. Kg2 {[%emt 0:00:25]} Rb5 {[%emt 0:00:39]} (63... Rd3 $142 64. Kh2 Rd6 65. Rg7 Kf6 66. Rh7 Kg6 67. Rh3 Rd2+ 68. Kh1 Rd4 69. Kh2 Rxg4 70. Rc3 Kh5 71. Kh3 Rf4 72. Rc5 Nd6 73. Kg2 Kh4 74. Rc3 g4 75. Re3 Ra4 76. Re6 Nf5 77. Re2 g3 78. Re8 Ra2+ 79. Kf1 Kg4 80. Rf8 Ne3+ 81. Ke1 g2 82. Rg8+ Kf3 83. Rg3+ Ke4 84. Rg6 Kd3 85. Rxg2 Nxg2+ 86. Kf1 Ke4 87. Kg1 Kf3 88. Kh2 Ra1 89. Kh3 Rh1#) 64. Kg3 {[%emt 0:00:20]} Rd5 {[%emt 0:01:13]} 65. Rg7 {[%emt 0:01:10]} Kf6 {[%emt 0:00:08]} 66. Rg8 {[%emt 0:00:02]} Rd3+ {[%emt 0:00:05]} 67. Kg2 {[%emt 0:00:17]} Nh6 {[%emt 0:00:09]} 68. Rf8+ {[%emt 0:01:40]} Kg6 {[%emt 0:00:42]} 69. Ra8 {[%emt 0:00:45]} Nxg4 {[%emt 0:00:07]} 70. Ra2 {[%emt 0:00:02]} Rc3 {[%emt 0:00:12]} 71. Ra6+ {[%emt 0:00:06]} Kh5 {[%emt 0:00:07]} 72. Ra8 {[%emt 0:00:07]} Ne5 {[%emt 0:00:13]} 73. Ra2 {[%emt 0:00:23]} Kh4 {[%emt 0:00:17]} 74. Re2 {[%emt 0:00:14]} Nc4 {[%emt 0:00:25]} 75. Kh2 {[%emt 0:00:37]} g4 {[%emt 0:00:16]} 76. Ra2 {[%emt 0:00:14]} g3+ {[%emt 0:00:05]} 77. Kg1 {[%emt 0:00:06]} Rc1+ {[%emt 0:00:02]} 78. Kg2 {[%emt 0:00:04]} Rc2+ {[%emt 0:00:03]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.8"]
[White "Czebe, Attila"]
[Black "Rios Gomez, Cristhian Camilo"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2278"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 25,30,0,7,0,31,0,0]} 1. e4 {[%emt 0:01:45]} c5 {[%emt 0:00:15]} 2. Nf3 {[%emt 0:00:00][%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} Nc6 {[%emt 0:00:11]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:09]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:08]} 5. Nc3 {[%emt 0:00:02]} e5 {[%emt 0:00:07]} 6. Ndb5 {[%emt 0:00:02]} d6 {[%emt 0:00:07]} 7. Bg5 {[%emt 0:00:08]} a6 {[%emt 0:00:06]} 8. Na3 {[%emt 0:00:03]} b5 {[%emt 0:00:05]} 9. Nd5 {[%emt 0:00:06]} Qa5+ {[%emt 0:00:07]} 10. Bd2 {[%emt 0:00:03]} Qd8 {[%emt 0:00:06]} 11. Bg5 {[%emt 0:00:03]} Qa5+ {[%emt 0:00:13]} 12. Bd2 {[%emt 0:00:03]} Qd8 {[%emt 0:00:07]} 13. Bg5 {[%emt 0:00:03]} Qa5+ {[%emt 0:00:05]} 14. Bd2 {[%emt 0:00:03]} Qd8 {[%emt 0:00:08]} 15. Bg5 {[%emt 0:00:02]} Qa5+ {[%emt 0:00:32]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.9"]
[White "Madhvendra Pratap Sharma"]
[Black "Fedorov, Alexei"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2281"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,101,18,12,12,15,10,16,0,0,8,27,20,19,8,10,9,20,10,11,16,36,14,15,0,35,35,30,15,23,-1,-6,-14,-8,-1,-8,-8,-8,-14,0,0,0,0,0,8,0,0,0,0,0,0,0,0,7,0,0,0,0,0,76,75,74,76,68,71,68,71,61,0,0,7,14,7,7,7,7,7,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:52]} c5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:05]} e6 {[%emt 0:00:06]} 3. b3 {[%emt 0:00:03]} a6 {[%emt 0:01:28]} 4. Bb2 {[%emt 0:00:09]} d5 {[%emt 0:01:05]} 5. exd5 {[%emt 0:00:21]} exd5 {[%emt 0:00:04]} 6. Qe2+ {[%emt 0:01:43]} Be6 {[%emt 0:02:50]} 7. g3 {[%emt 0:00:15]} Nc6 {[%emt 0:00:16]} 8. d3 {[%emt 0:00:40]} h6 {[%emt 0:02:42]} 9. Bh3 {[%emt 0:06:39]} Qe7 {[%emt 0:00:12]} 10. Bxe6 {[%emt 0:00:06]} Qxe6 {[%emt 0:00:03]} 11. Qxe6+ {[%emt 0:01:54]} fxe6 {[%emt 0:00:04]} 12. Nbd2 {[%emt 0:04:06]} Nf6 {[%emt 0:01:21]} 13. Ne5 {[%emt 0:18:34]} Nxe5 {[%emt 0:10:11]} 14. Bxe5 {[%emt 0:00:03]} Kd7 {[%emt 0:00:20]} 15. Bb2 {[%emt 0:06:32]} Bd6 {[%emt 0:00:32]} 16. O-O {[%emt 0:02:26]} Rhf8 {[%emt 0:07:13][%cal Bh8f8,Bf8f7,Bf7g7][%mdl 32]} 17. f4 {[%emt 0:08:20]} Rf7 {[%emt 0:01:37]} 18. Rae1 {[%emt 0:10:21]} Raf8 {[%emt 0:03:48]} 19. Be5 {[%emt 0:12:14]} g5 {[%emt 0:19:52]} 20. Nf3 {[%emt 0:09:10]} gxf4 {[%emt 0:01:02]} 21. Bxd6 {[%emt 0:00:09]} Kxd6 {[%emt 0:00:01]} 22. Ne5 {[%emt 0:00:23]} (22. gxf4 $2 Nh5 23. Kh1 Rxf4 $19 (23... Nxf4 $2 24. Nd2 $19)) 22... Rg7 {[%emt 0:00:45]} 23. Rxf4 {[%emt 0:00:12]} Nd7 {[%emt 0:00:43]} (23... Rg5 {is interesting.} 24. b4 cxb4 25. Nf3 Rg4) 24. Rxf8 {[%emt 0:00:49]} Nxf8 $11 {[%emt 0:00:03][%mdl 4096] Endgame. KRN-KRN} 25. Kg2 {[%emt 0:01:33]} Ng6 {[%emt 0:04:32]} 26. Nxg6 {[%emt 0:01:05]} Rxg6 {[%emt 0:00:04] KR-KR} 27. h3 {[%emt 0:03:55][%cal Bh2h3,Bh3h4,Bh4h5,Bh5h6,Bh6h7][%mdl 32]} b5 {[%emt 0:02:24]} 28. g4 {[%emt 0:04:44]} b4 {[%emt 0:05:10]} 29. Kg3 {[%emt 0:00:13]} a5 {[%emt 0:06:50]} 30. h4 {[%emt 0:04:08]} Rg8 {[%emt 0:01:02]} 31. Rf1 {[%emt 0:00:52]} Ke7 {[%emt 0:06:50] Inhibits Rf6.} 32. g5 {[%emt 0:02:19]} hxg5 {[%emt 0:00:20]} 33. h5 {[%emt 0:00:07]} g4 {[%emt 0:03:44]} (33... e5 $11) 34. h6 {[%emt 0:00:19] [#] And now Rh1 would win.} Rh8 {[%emt 0:02:28]} 35. Rh1 {[%emt 0:00:03][%cal Oh6h7] Hoping for h7!} Kf6 {[%emt 0:00:29]} 36. Kxg4 {[%emt 0:00:31] Strongly threatening h7.} Rg8+ {[%emt 0:04:03]} 37. Kf3 {[%emt 0:00:38] Threatens to win with h7.} Rf8 {[%emt 0:00:41]} 38. Kg4 {[%emt 0:01:44]} (38. Kf4 $14) 38... Kg6 {[%emt 0:07:02] The position is equal.} 39. h7 {[%emt 0:00:36]} Kg7 {[%emt 0:00:04]} ({Avoid the trap} 39... Rh8 $2 40. Kf4 (40. Re1 c4 $14) 40... Kf6 (40... Rxh7 41. Rxh7 Kxh7 42. Ke5 $18) 41. Rh2 $18) 40. Kg3 {[%emt 0:00:33]} Kh8 {[%emt 0:00:25]} 41. Rh6 {[%emt 0:00:39]} Rf1 {[%emt 0:00:20]} 42. Rxe6 {[%emt 0:00:05]} Rc1 {[%emt 0:00:51]} (42... c4 {simplifies} 43. bxc4 dxc4 44. dxc4 Kxh7 45. Re5 Kg6) 43. Ra6 {[%emt 0:00:29]} Rxc2 {[%emt 0:00:36]} 44. Rxa5 {[%emt 0:00:01]} c4 {[%emt 0:01:12]} 45. bxc4 {[%emt 0:01:42]} dxc4 {[%emt 0:00:07]} 46. dxc4 {[%emt 0:00:16]} Rxc4 {[%emt 0:00:07]} 47. Kf2 {[%emt 0:00:16]} Kxh7 {[%emt 0:00:26]} 48. Ke3 {[%emt 0:00:21]} b3 {[%emt 0:00:37]} 49. Kd3 {[%emt 0:00:42]} Rb4 {[%emt 0:00:07] [#] ( -> ...b2)} 50. axb3 {[%emt 0:00:24]} Rxb3+ {[%emt 0:00:49]} 51. Ke4 {[%emt 0:00:02] Weighted Error Value: White=0.05 (flawless) /Black=0.06 (flawless) .  Mistake:       	White=1     	Black=1      Inaccurate:     	---       	Black=1      OK:         	White=17    	Black=19     Best:        	White=4     	Black=5} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.10"]
[White "Kaustuv, Kundu"]
[Black "Mahindrakar Indrajeet"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2409"]
[BlackElo "2098"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,119,62,64,69,48,59,43,45,46,44,14,8,0,0,-2,0,0,0,0,0,-7,0,0,0,-20,6,6,16,11,10,8,2,-43,-40,-50,-45,-54,0,-106,-89,-75,0,-92,7,0,0,-13,0,0,8,-13,-23,-36,26,26,26,26,26,26,26,9,26,26,26,19,19,16,19,32,98,89,621,585,619,568,524,363,362,341,315,140,354,326,362,376,358,367,499,490,477,474,786,782,1216,502,574,570,707,702,1141,1160,1102,1097,969,897,923,775]} 1. Nf3 {[%emt 0:04:23]} Nf6 {[%emt 0:05:53]} 2. c4 {[%emt 0:00:08]} Nc6 {[%emt 0:00:29]} 3. d4 {[%emt 0:04:01]} e6 {[%emt 0:00:21]} 4. g3 {[%emt 0:01:21]} d6 {[%emt 0:02:59]} 5. Bg2 {[%emt 0:00:09]} g6 {[%emt 0:00:11]} 6. O-O {[%emt 0:00:07]} Bg7 {[%emt 0:00:08]} 7. Nc3 {[%emt 0:00:07]} O-O {[%emt 0:00:19]} 8. e4 {[%emt 0:05:55]} a6 {[%emt 0:06:58]} 9. Re1 {[%emt 0:03:16]} Rb8 {[%emt 0:02:41]} 10. a4 {[%emt 0:00:26]} e5 {[%emt 0:20:39] White is slightly better.} 11. d5 {[%emt 0:03:45]} Nb4 {[%emt 0:03:11]} 12. c5 {[%emt 0:10:31]} Bg4 {[%emt 0:12:50]} 13. cxd6 {[%emt 0:00:28]} cxd6 {[%emt 0:01:31]} 14. Be3 {[%emt 0:03:00]} Nd7 {[%emt 0:01:02][%cal Bf6d7,Bd7c5,Bc5d3][%mdl 32]} 15. h3 {[%emt 0:01:13]} (15. a5 {is interesting.} b6 16. axb6 f5 17. exf5 gxf5 18. h3) 15... Bxf3 {[%emt 0:01:41]} 16. Bxf3 {[%emt 0:00:06]} f5 {[%emt 0:03:10]} 17. Rf1 {[%emt 0:15:50]} f4 {[%emt 0:04:01]} 18. Bd2 {[%emt 0:02:20]} Nc5 {[%emt 0:22:35]} 19. Kg2 {[%emt 0:01:51]} fxg3 {[%emt 0:03:18]} 20. fxg3 {[%emt 0:00:07]} h5 {[%emt 0:00:52]} 21. h4 {[%emt 0:04:31]} Rc8 {[%emt 0:00:57]} 22. Ne2 {[%emt 0:07:42]} (22. Be3 {simplifies} b6 23. Be2 Rxf1 24. Bxf1 Qc7 25. Rc1) 22... a5 {[%emt 0:02:21]} 23. Ng1 {[%emt 0:01:16]} Ncd3 {[%emt 0:00:31]} 24. Bc3 {[%emt 0:04:22]} Qb6 {[%emt 0:00:28][%cal Od3b2] Threatens to win with ...Nxb2!} 25. Qe2 {[%emt 0:01:01]} Rc7 {[%emt 0:00:54]} (25... Nc5 $15) 26. Rfd1 {[%emt 0:01:08]} (26. Nh3 $11 {keeps the balance.} Bf6 27. Qd2) 26... Nc5 $17 {[%emt 0:00:38] Excellent horsemanship.} 27. Ra3 {[%emt 0:04:27] [#] Dodges Nb3} Rcf7 {[%emt 0:00:24]} (27... Qa6 $1 $17 28. Re1 Bh6) 28. Be1 {[%emt 0:00:58]} (28. Bd2 $1 $11) 28... Qd8 {[%emt 0:00:21]} (28... Qa6 $17 29. Qxa6 bxa6) 29. Kh2 {[%emt 0:01:16]} Bh6 {[%emt 0:00:18]} 30. Bg2 {[%emt 0:00:14]} Kg7 {[%emt 0:01:04]} 31. Nf3 {[%emt 0:04:47]} Qd7 {[%emt 0:00:38]} 32. Bh3 {[%emt 0:01:05] Repels Qg4} Qe8 {[%emt 0:00:05]} 33. Bd2 {[%emt 0:00:30]} Bxd2 {[%emt 0:00:43]} (33... Nxa4 34. Bxh6+ Kxh6 35. Rd2 $16) (33... Nc2 $1 $15 34. Bxh6+ Kxh6 35. Qxc2 Rxf3 36. Rxf3 Rxf3) 34. Rxd2 $11 {[%emt 0:00:05]} Rf6 {[%emt 0:00:44]} 35. Bg2 {[%emt 0:01:06]} b6 {[%emt 0:00:44]} 36. Ng5 {[%emt 0:00:28]} Kg8 {[%emt 0:00:34]} 37. Qe3 {[%emt 0:01:06]} Nba6 {[%emt 0:00:30]} 38. b3 {[%emt 0:00:59]} Nb4 {[%emt 0:00:57]} 39. Ra1 {[%emt 0:00:09]} Qe7 {[%emt 0:01:01]} 40. Bh3 {[%emt 0:00:35][%cal Bg2h3,Bh3e6,Be6f7,Bf7g6][%mdl 32]} Rb8 {[%emt 0:00:32]} 41. Rg1 {[%emt 0:00:45][%cal Ba1g1,Bg1g2,Bg2f2][%mdl 32]} Qf8 {[%emt 0:00:42]} (41... Kg7 $14) 42. Rgg2 {[%emt 0:01:33] [#] Rgf2 is the strong threat.} Qh6 $2 {[%emt 0:00:43][%mdl 8192]} (42... Qe7 $16) 43. Be6+ $18 {[%emt 0:00:52]} Kg7 {[%emt 0:00:11]} 44. Rgf2 {[%emt 0:00:33] Rxf6 would now be deadly.} Rff8 {[%emt 0:00:17]} 45. Bf7 {[%emt 0:00:46]} Rb7 {[%emt 0:00:48]} 46. Qf3 {[%emt 0:05:31][%csl Gf2][%cal Rf3f6]} Kh8 {[%emt 0:00:01]} 47. Qf6+ {[%emt 0:00:26]} Qg7 {[%emt 0:00:01] This costs Black the game.} 48. Qxg6 {[%emt 0:00:12]} Qxg6 {[%emt 0:00:47]} 49. Bxg6 {[%emt 0:00:05]} Rxf2+ {[%emt 0:00:31]} 50. Rxf2 {[%emt 0:00:02]} Nxb3 {[%emt 0:00:49]} 51. Bxh5 {[%emt 0:01:01] White is clearly winning.} Nd4 {[%emt 0:01:12]} 52. Nf7+ {[%emt 0:00:16]} Kg7 {[%emt 0:00:36]} (52... Kg8 $142 53. Nxd6 Ra7 54. Bf7+ Kh7) 53. Nxd6 {[%emt 0:00:06]} Rd7 {[%emt 0:00:25]} 54. Nf5+ {[%emt 0:00:14]} (54. Ne8+ $142 Kh6 55. Rf6+ Kh7 56. Rxb6) 54... Nxf5 {[%emt 0:00:16]} 55. Rxf5 {[%emt 0:00:07] KRB-KRN} b5 {[%emt 0:00:27]} 56. Be8 {[%emt 0:00:18]} ({Weaker is} 56. Rxe5 bxa4 57. Rg5+ (57. Be8 a3 $14) 57... Kh8 $18) 56... Rc7 {[%emt 0:00:56]} 57. Bxb5 {[%emt 0:00:16]} Rc2+ {[%emt 0:00:19]} 58. Kh3 {[%emt 0:00:06]} Rd2 {[%emt 0:00:20]} 59. Rxe5 {[%emt 0:00:08]} Nc2 {[%emt 0:00:07]} 60. Rf5 {[%emt 0:00:30] Weighted Error Value: White=0.35/Black=0.30.  Loses game:     	---       	Black=2      Mistake:       	White=2     	Black=6      Inaccurate:     	White=2     	Black=4      OK:         	White=15    	Black=15     Best:        	White=2     	Black=1} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.11"]
[White "Jaiswal, Rupesh"]
[Black "Slizhevsky, Alexander"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2093"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 22,84,7,9,20,14,40,-3,0,0,0,-2,-18,-58,-53,-52,-44,-52,-68,-264,-261,-285,-281,-274,-206,-198,-199,-189,-193,-201,-195,-197,-146,-214,-225,-231,-223,-262,-261,-275,-241,-253,-252,-250,-250,-280,-279,-289,-272,-298,-263,-443,-442,-435,-432,-502,-531,-536,-533,-542,-511,-519,-535,-490,-477]} 1. e4 {[%emt 0:01:17]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:43]} d6 {[%emt 0:00:08]} 3. d4 {[%emt 0:00:07]} cxd4 {[%emt 0:00:13]} 4. Nxd4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:09]} 5. Nc3 {[%emt 0:00:06]} e6 {[%emt 0:00:57]} 6. g3 {[%emt 0:05:08]} Be7 {[%emt 0:03:40]} 7. Bg2 {[%emt 0:00:13]} O-O {[%emt 0:00:28]} 8. O-O {[%emt 0:01:10]} a6 {[%emt 0:01:12]} 9. a4 {[%emt 0:05:18]} Qc7 {[%emt 0:01:33]} 10. Be3 {[%emt 0:02:53]} Nc6 {[%emt 0:02:22]} 11. Nxc6 {[%emt 0:08:08]} bxc6 {[%emt 0:00:14]} 12. a5 {[%emt 0:00:27]} Bb7 {[%emt 0:07:15]} 13. Bb6 {[%emt 0:02:50]} Qb8 {[%emt 0:05:48]} 14. Re1 {[%emt 0:01:56]} c5 {[%emt 0:05:02]} 15. e5 {[%emt 0:03:23]} dxe5 {[%emt 0:00:43]} 16. Bxb7 {[%emt 0:16:08]} Qxb7 {[%emt 0:00:06]} 17. Rxe5 {[%emt 0:05:12][%cal Oc3a4]} Nd7 {[%emt 0:01:53]} 18. Re4 {[%emt 0:06:25]} Bf6 {[%emt 0:12:48]} (18... Nxb6 {simplifies} 19. axb6 Qxb6 20. b3 Rfd8) 19. Rc4 {[%emt 0:02:32]} Bd4 {[%emt 0:02:45][%cal Od7e5]} 20. Ne2 $2 {[%emt 0:10:31]} (20. Na4 $15) 20... Ne5 $19 {[%emt 0:02:32]} (20... Bxb2 21. Rb1 Ne5 (21... Nxb6 22. axb6 Bf6 23. Rxc5 $11) 22. Rf4 $17) (20... Nxb6 21. axb6 Bf6 (21... Bxb2 22. Rb1 $11) 22. Qd6 $15) 21. Nxd4 {[%emt 0:00:12]} Nxc4 {[%emt 0:00:57]} 22. Bxc5 {[%emt 0:00:14]} Rfd8 {[%emt 0:03:20][%cal Ob7d5]} 23. b4 {[%emt 0:02:37]} Qe4 {[%emt 0:02:49]} 24. Qd3 {[%emt 0:06:35] [#]} Qxd3 $1 {[%emt 0:01:19]} 25. cxd3 {[%emt 0:00:01]} Ne5 {[%emt 0:00:27][%cal Od8d4]} 26. Kf1 {[%emt 0:04:07]} Rac8 {[%emt 0:10:09]} ({Better is} 26... Nxd3 $19 27. Nc6 Rd7) 27. Bb6 {[%emt 0:03:14]} (27. Rb1 $17) 27... Rd5 {[%emt 0:07:10]} 28. Ke2 {[%emt 0:09:46] [#]} Nd7 $1 {[%emt 0:00:00]} 29. Ke3 {[%emt 0:01:16]} e5 {[%emt 0:03:29]} 30. Nb3 {[%emt 0:01:33]} Rb5 {[%emt 0:03:16]} 31. Nc5 {[%emt 0:01:11]} Nxb6 {[%emt 0:00:15]} 32. axb6 {[%emt 0:00:19]} Rxb6 {[%emt 0:00:10][%mdl 4096] Endgame KRR-KRN} ({Worse is} 32... Rxb4 33. Rxa6 g5 34. b7 Rxc5 35. Ra8+ Kg7 36. b8=Q Rxb8 37. Rxb8 $11) 33. Nd7 {[%emt 0:00:42]} Rxb4 {[%emt 0:00:28]} 34. Rxa6 {[%emt 0:00:30]} f6 {[%emt 0:01:25]} 35. Nb6 {[%emt 0:00:11]} Rd8 {[%emt 0:00:18] Threatens to win with ...Rb3.} 36. Na4 $2 {[%emt 0:00:50]} (36. Nc4 {is the only way for White.}) 36... Rb3 {[%emt 0:01:20]} 37. Nc5 {[%emt 0:00:19]} Rc3 {[%emt 0:00:15]} 38. Rc6 {[%emt 0:00:44]} Rd5 {[%emt 0:02:08]} 39. Rc8+ {[%emt 0:00:25]} Kf7 {[%emt 0:00:06]} 40. Rc7+ {[%emt 0:00:07]} Kg6 {[%emt 0:00:14]} 41. Ne6 {[%emt 0:00:23]} Rdxd3+ {[%emt 0:00:34]} 42. Ke2 {[%emt 0:00:10]} Rxc7 {[%emt 0:00:19]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.12"]
[White "Karthikeyan, P.."]
[Black "Madhesh Kumar S"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2286"]
[BlackElo "2006"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,117,41,32,30,39,34,47,90,91,83,102,110,101,163,156,232,244,228,243,242,235,253,237,308,318,314,313,287,289,284,238,425,201,254,266,348,360,524,540,545,532,631,638,577,294,532,514,694,549,1206,1139,1802,1049,1153,1056,5514,513,508,489,681,522,514,524,522,518,492,492,501,505,631,571,638,627,636,620,989,984,852,797,825,797,3054,721,2012,845,829,767,670,651,651,647,725,691,650,633,733,711,833,809,6020,2061,29981,29982]} 1. c4 {[%emt 0:00:25]} Nf6 {[%emt 0:00:07]} 2. g3 {[%emt 0:00:28]} c6 {[%emt 0:00:22]} 3. Bg2 {[%emt 0:00:08]} d5 {[%emt 0:00:16]} 4. Nf3 {[%emt 0:00:15]} g6 {[%emt 0:00:10]} 5. b3 {[%emt 0:01:17]} Bg7 {[%emt 0:03:23]} 6. Bb2 {[%emt 0:00:31]} O-O {[%emt 0:00:18]} 7. O-O {[%emt 0:00:19]} Bf5 {[%emt 0:01:36]} 8. d3 {[%emt 0:01:00]} Re8 {[%emt 0:06:06]} 9. Nbd2 {[%emt 0:03:43]} Nbd7 {[%emt 0:06:23]} 10. Nd4 {[%emt 0:03:53]} Bg4 {[%emt 0:01:47]} 11. h3 {[%emt 0:01:46]} e5 {[%emt 0:01:52]} 12. Nxc6 $1 {[%emt 0:04:45]} bxc6 {[%emt 0:03:59]} 13. hxg4 {[%emt 0:00:26]} Bh6 {[%emt 0:09:38]} 14. Bh3 {[%emt 0:05:17]} e4 {[%emt 0:04:28] [#]} (14... a5 $16) 15. cxd5 $1 $18 {[%emt 0:03:52]} e3 {[%emt 0:20:31]} (15... exd3 $16 16. exd3 (16. dxc6 dxe2 17. cxd7 Qxd7 $19) 16... Nxd5) 16. dxc6 {[%emt 0:03:09]} Ne5 {[%emt 0:00:07]} 17. Bxe5 {[%emt 0:03:42]} Rxe5 {[%emt 0:00:42]} 18. Nc4 {[%emt 0:02:03]} exf2+ {[%emt 0:00:34]} 19. Rxf2 {[%emt 0:01:04]} Be3 {[%emt 0:00:10]} 20. Nxe5 {[%emt 0:10:51]} Qd6 {[%emt 0:05:05] [#]} 21. Kg2 $1 {[%emt 0:13:18]} Qxe5 {[%emt 0:05:31]} 22. Rf3 {[%emt 0:04:42]} Nd5 {[%emt 0:00:24]} 23. g5 {[%emt 0:05:54]} Qxg5 $2 {[%emt 0:10:00]} (23... Re8 24. Kh2 Bxg5) 24. Qf1 {[%emt 0:05:57]} (24. Qc2 $142) 24... Qe7 {[%emt 0:04:51]} 25. Bd7 {[%emt 0:01:45]} h5 {[%emt 0:00:45]} 26. Kh1 {[%emt 0:02:33]} h4 {[%emt 0:05:13]} (26... Rf8 {was worth a try.} 27. Qe1 Rd8) 27. Qh3 {[%emt 0:03:23]} hxg3 {[%emt 0:01:25]} 28. Qxg3 {[%emt 0:00:51]} Kg7 {[%emt 0:01:02]} 29. Raf1 {[%emt 0:01:11]} f6 {[%emt 0:02:21]} 30. Qg4 {[%emt 0:03:39]} Bg5 $2 {[%emt 0:01:00]} (30... Rh8+ 31. Rh3 Rxh3+ 32. Qxh3 Qe5) 31. Qe6 {[%emt 0:02:39]} Qc5 {[%emt 0:02:41]} 32. Be8 {[%emt 0:01:57][%cal Bd7e8,Be8g6,Bg6e4][%mdl 32]} Qf8 {[%emt 0:00:44] Inhibits Qf7+.} 33. Bxg6 {[%emt 0:03:36][%cal Of3h3]} Nc7 {[%emt 0:02:51]} 34. Qf5 {[%emt 0:01:24]} Qd6 {[%emt 0:00:27]} 35. Rh3 {[%emt 0:00:45] White threatens Rh7+ and mate.} Qxc6+ {[%emt 0:00:20]} 36. Qe4 {[%emt 0:00:10]} (36. e4 $142 Qe6 37. Rh7+ Kg8 38. Qf3 (38. Rxc7 Qxf5 39. Bxf5 Re8 $18)) 36... Qxe4+ {[%emt 0:00:45]} 37. Bxe4 {[%emt 0:00:08]} Rc8 {[%emt 0:00:21]} 38. Bf5 {[%emt 0:01:13]} Rh8 {[%emt 0:00:18]} 39. Rxh8 {[%emt 0:00:16]} Kxh8 {[%emt 0:00:06][%mdl 4096] Endgame KRB-KBN} 40. Kg2 {[%emt 0:01:03]} Nb5 {[%emt 0:00:50]} 41. Rh1+ {[%emt 0:00:20]} Kg8 {[%emt 0:00:06]} 42. Kf2 {[%emt 0:01:43]} Nc3 {[%emt 0:00:43]} 43. a3 {[%emt 0:01:41][%cal Ba2a3,Ba3a4][%mdl 32]} Nb5 {[%emt 0:00:14]} 44. a4 {[%emt 0:01:16]} Nd4 {[%emt 0:00:07]} 45. Be4 {[%emt 0:00:59]} a5 {[%emt 0:00:06]} 46. e3 {[%emt 0:00:29]} Nc2 {[%emt 0:00:05]} 47. Rh3 {[%emt 0:00:03]} Kf8 {[%emt 0:00:29]} 48. d4 {[%emt 0:00:07]} Na1 {[%emt 0:00:11]} 49. Bd5 {[%emt 0:00:39][%cal Ob3b4]} Ke7 {[%emt 0:00:06]} 50. Ke2 {[%emt 0:01:26] Strongly threatening Kd3.} Kd6 {[%emt 0:00:06]} 51. Bc4 {[%emt 0:00:06]} Nc2 {[%emt 0:00:05]} 52. Kd3 {[%emt 0:01:03]} Nb4+ {[%emt 0:00:07]} 53. Kc3 {[%emt 0:00:41]} Ke7 {[%emt 0:02:38]} 54. Rh7+ {[%emt 0:00:50]} Kd6 {[%emt 0:00:38]} 55. Kd2 {[%emt 0:00:11]} Nc6 {[%emt 0:00:07]} 56. Ke2 {[%emt 0:00:22]} f5 {[%emt 0:00:05]} 57. Rh5 {[%emt 0:00:22]} Bf6 {[%emt 0:00:29]} 58. Rxf5 {[%emt 0:00:18]} Bxd4 {[%emt 0:00:26]} 59. Rd5+ {[%emt 0:00:14]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.13"]
[White "Matta, Vinay Kumar"]
[Black "Sathvik Adiga"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2091"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 18,82,0,0,12,9,11,0,25,35,34,21,13,0,10,8,25,23,77,64,72,79,59,68,63,53,54,43,43,11,38,53,49,5,10,0,4,1,0,-30,0,0,0,0,0,0,0,0,0,0,0,-650,-303,-342,-342,-385,-387,-381,-377,-599,-477,-475,-472,-537,-479,-533,-513]} 1. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:02]} 2. Bc4 {[%emt 0:00:15]} Nf6 {[%emt 0:00:07]} 3. d3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:04]} 4. Nc3 {[%emt 0:00:06]} Bc5 {[%emt 0:00:13]} 5. Nf3 {[%emt 0:00:22]} a6 {[%emt 0:00:11]} 6. O-O {[%emt 0:00:35]} d6 {[%emt 0:00:18]} 7. h3 {[%emt 0:00:21]} h6 {[%emt 0:00:27]} 8. a3 {[%emt 0:00:33]} O-O {[%emt 0:03:48]} 9. Be3 {[%emt 0:01:52]} Bxe3 {[%emt 0:07:29]} 10. fxe3 {[%emt 0:00:52]} Ne7 {[%emt 0:01:05]} 11. Nh4 {[%emt 0:05:34][%cal Of1f6]} c6 {[%emt 0:05:07]} 12. Qf3 {[%emt 0:04:00]} d5 {[%emt 0:02:34]} 13. Bb3 {[%emt 0:01:45]} Be6 {[%emt 0:03:24]} 14. Qg3 {[%emt 0:03:48][%csl LRe5,LRf6]} Nd7 {[%emt 0:00:37]} 15. Nf5 {[%emt 0:17:24]} Bxf5 {[%emt 0:00:38]} 16. exf5 {[%emt 0:00:08]} f6 {[%emt 0:10:36]} 17. e4 {[%emt 0:04:19][%cal Re4d5]} Nc5 {[%emt 0:03:45]} (17... Kh8 $11) 18. Ba2 $16 {[%emt 0:01:14]} Qd6 {[%emt 0:07:35]} 19. d4 {[%emt 0:06:39]} Nd7 {[%emt 0:00:35]} 20. Rad1 {[%emt 0:03:32]} Kh8 {[%emt 0:12:08]} 21. Kh1 {[%emt 0:13:32]} Rad8 {[%emt 0:04:14]} 22. exd5 {[%emt 0:02:53]} cxd5 {[%emt 0:00:38]} 23. Bxd5 {[%emt 0:07:40]} Qb6 {[%emt 0:02:54] Black is weak on the light squares} 24. Be6 {[%emt 0:05:05]} exd4 {[%emt 0:04:40]} 25. Na4 {[%emt 0:03:31]} Qb5 {[%emt 0:01:35]} 26. Rf4 {[%emt 0:02:24]} Nb8 {[%emt 0:15:55][%cal Bd7b8,Bb8c6,Bc6d4][%mdl 32]} (26... Qxa4 $6 27. Rfxd4 Qxc2 28. R4d2 Nxf5 29. Qf4 $18) 27. b3 {[%emt 0:06:05][%cal Og3d3]} (27. Rg4 {seems wilder.} Nxf5 28. Bxf5 Qxf5 29. Rxg7 Qxc2 30. Rd3) 27... Nbc6 {[%emt 0:04:02]} 28. Qe1 {[%emt 0:01:38]} d3 {[%emt 0:02:25]} 29. cxd3 {[%emt 0:04:46]} Rxd3 {[%emt 0:01:12]} 30. Rxd3 {[%emt 0:00:15]} Qxd3 {[%emt 0:00:02]} 31. Nc5 {[%emt 0:00:47][%csl LRb7,LRd3]} Qd6 {[%emt 0:00:30][%csl LRc5,LRf4]} 32. Qc1 {[%emt 0:00:26][%cal Of4h4]} (32. Nxb7 $2 {too greedy.} Qxf4 33. Bc4 Nxf5 $19) 32... Nd4 {[%emt 0:03:36]} 33. Nxb7 {[%emt 0:01:48]} Qe5 {[%emt 0:00:06][%cal Od4e2] ...Ne2! would now be deadly.} 34. Qd2 $2 {[%emt 0:00:49][%mdl 8192]} (34. Rg4 $11) 34... Nexf5 {[%emt 0:00:20]} (34... Ndxf5 $2 35. Bc4 $19) (34... Ne2 $142 {( -> ...Qa1+)} 35. g3 Qa1+ (35... Nxg3+ $2 36. Kg2 $19) 36. Kg2 Qg1+ (36... Nxf4+ $2 37. Qxf4 a5 38. Qd6 $19) 37. Kf3 Qf1+ (37... Nxf4 $2 38. gxf4 Qh1+ 39. Qg2 $19) (37... Nxg3 38. Qf2 $14) (37... Qxg3+ 38. Kxe2 Qg2+ 39. Kd1 $11) 38. Ke3 Nxf4 39. gxf4 Re8 (39... Qxh3+ $2 40. Kf2 $19)) 35. Bxf5 $19 {[%emt 0:00:31]} Nxf5 {[%emt 0:00:02]} 36. Qf2 {[%emt 0:00:22] [#] Inhibits Ng3+.} Rc8 $1 {[%emt 0:00:15]} 37. Rc4 {[%emt 0:01:23]} Ng3+ {[%emt 0:00:41]} 38. Qxg3 {[%emt 0:00:24]} (38. Kg1 {is the only way for White.} Qa1+ 39. Kh2 Nf1+ 40. Qxf1 Qxf1 41. Rxc8+ Kh7 42. Rc4) 38... Rxc4 {[%emt 0:00:29]} 39. Qxe5 {[%emt 0:00:54]} Rc1+ {[%emt 0:00:01]} 40. Kh2 {[%emt 0:00:06]} fxe5 {[%emt 0:00:14]} 41. Nd6 {[%emt 0:00:14]} Rc3 {[%emt 0:00:20]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.14"]
[White "Mehta Naitik R"]
[Black "Nguyen, Duc Hoa"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2075"]
[BlackElo "2358"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,66,18,13,13,20,23,35,0,15,22,46,20,6,20,14,12,34,0,54,0,5,10,22,22,0,19,35,-9,53,57,69,-18,58,52,108,64,65,12,6,0,0,0,0,0,0,0,0,-753,-753,-29980,-29981,-29979,-29980,-12842,-12839,-6213,-6213,-5891,-5900]} 1. e4 {[%emt 0:08:07]} c5 {[%emt 0:00:48]} 2. Nf3 {[%emt 0:00:09]} e6 {[%emt 0:00:34]} 3. g3 {[%emt 0:00:06]} d5 {[%emt 0:00:39]} 4. exd5 {[%emt 0:00:21]} exd5 {[%emt 0:00:10]} 5. d4 {[%emt 0:00:21]} Nf6 {[%emt 0:00:25]} 6. Bg2 {[%emt 0:00:17]} Be7 {[%emt 0:00:27][%cal Bf8e7,Be7c5,Bc5b6][%mdl 32]} 7. O-O {[%emt 0:01:10]} O-O {[%emt 0:00:16]} 8. a3 {[%emt 0:00:21]} Nc6 {[%emt 0:00:42]} 9. dxc5 {[%emt 0:00:42]} Bxc5 {[%emt 0:00:10]} 10. b4 {[%emt 0:00:14]} Bb6 {[%emt 0:00:18]} 11. Bb2 {[%emt 0:00:13]} Bg4 {[%emt 0:02:12]} 12. Qd3 {[%emt 0:01:39]} Rc8 {[%emt 0:12:52]} 13. Nbd2 {[%emt 0:02:45]} Qd7 {[%emt 0:08:13]} (13... a5 $11) 14. b5 {[%emt 0:07:22]} (14. c4 $14) 14... Na5 {[%emt 0:02:39] ...Bf5 would now be deadly.} 15. Ne5 {[%emt 0:00:18]} Qc7 {[%emt 0:00:40]} 16. Nxg4 {[%emt 0:07:58]} (16. Bxd5 $2 Qxc2 17. Bxb7 Qxd3 (17... Nxb7 $2 18. Qxc2 Rxc2 19. Ndc4 $19) (17... Qxb2 $2 18. Bxc8 Bxc8 19. Nef3 $19) 18. Nxd3 Nxb7 $19) 16... Nxg4 {[%emt 0:00:12]} 17. Rac1 $1 {[%emt 0:00:16]} (17. Bxd5 $2 Qxc2 18. Qxc2 Rxc2 $19) (17. Qxd5 Nxf2 18. Rxf2 Bxf2+ 19. Kxf2 Rfd8 $17) 17... Rfd8 {[%emt 0:06:39]} 18. Bh3 {[%emt 0:12:41] A strong pair of Bishops.} (18. Bxd5 Nxf2 (18... Qc5 19. c4 $11) 19. Rxf2 Bxf2+ 20. Kg2 (20. Kxf2 $2 Qc5+ 21. Bd4 Qxd5 $19) 20... Qd7 $17) 18... h5 {[%emt 0:00:51]} (18... Nc4 $11 19. Bxg4 Nxb2) 19. Qf5 $14 {[%emt 0:02:14][%csl LRg4,LRh5]} Nc4 {[%emt 0:12:56]} 20. Nxc4 {[%emt 0:15:14]} (20. Qxh5 $14 Nxf2 (20... Nxd2 $2 21. Bxg4 Nxf1 22. Bf5 $18) 21. Bxc8 Nxb2 22. Bf5) 20... dxc4 {[%emt 0:00:50]} (20... g6 $11 21. Qg5 Qxc4 (21... dxc4 $2 {is the wrong capture.} 22. Bxg4 hxg4 23. Bf6 $18)) 21. Bxg7 {[%emt 0:17:13] Qg5 is the strong threat.} Nxf2 {[%emt 0:07:05]} (21... Qc5 $14 22. Bxg4 Kxg7 23. Qxh5 Rd2) 22. Rxf2 {[%emt 0:00:08]} (22. Kg2 Nxh3 23. Bf6 Rd2+ 24. Kxh3 Qd7 25. Qxd7 Rxd7 26. Rce1) 22... Bxf2+ {[%emt 0:00:24]} 23. Qxf2 {[%emt 0:01:05]} (23. Kxf2 $14 Qb6+ 24. Kf3 (24. Kg2 Kxg7 25. Qg5+ Qg6 $16) 24... Kxg7 25. Qg5+ Qg6 26. Qxg6+ Kxg6 27. Bxc8 Rxc8 28. Rd1) 23... Kxg7 $11 {[%emt 0:00:13]} 24. Bxc8 {[%emt 0:00:04]} (24. Rf1 {is more complex.} Qc5 25. Bxc8 Rxc8 26. c3) 24... Qxc8 $14 {[%emt 0:00:39][%mdl 4096] Endgame KQR-KQR} 25. Rf1 {[%emt 0:03:29]} Qe6 {[%emt 0:00:36]} 26. Qxa7 {[%emt 0:00:51]} b6 {[%emt 0:01:32]} 27. Qb7 {[%emt 0:06:39]} Rd5 {[%emt 0:03:08]} 28. Rf2 $2 {[%emt 0:00:41][%mdl 8192] [#]} (28. a4 $11) 28... h4 $1 $19 {[%emt 0:01:18] ( -> ...Rd1+)} 29. Qc6 {[%emt 0:04:44]} Rd1+ {[%emt 0:00:23]} 30. Rf1 {[%emt 0:01:18]} Qe3+ {[%emt 0:00:08]} 31. Kg2 {[%emt 0:00:06]} h3+ {[%emt 0:00:09]} 32. Kxh3 {[%emt 0:00:12]} Rxf1 {[%emt 0:00:07]} 33. Qxc4 {[%emt 0:00:08]} Qe6+ {[%emt 0:00:14]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.08"]
[Round "9.15"]
[White "Setumadhav Yellumahanthi"]
[Black "Arshpreet Singh"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2334"]
[BlackElo "2073"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,119,33,14,30,24,15,20,21,38,23,26,25,0,10,10,9,9,25,30,25,27,61,52,49,43,51,46,84,99,94,83,81,87,79,68,82,88,138,133,165,159,147,151,197,206,214,208,208,182,166,191,184,168,262,254,264,235,258,268,337,325,312,286,467,457,641,619,619,623,680,699,714,495,1471,841,1466,0,1429,1395,1326,1300,1224,691,29969,29972,29972,29973,29973,29974,29974,29975,29975,29976,29976,29977,29977,29978,29978,29979,29979,29980,29980,29981,29982,29982]} 1. e4 {[%emt 0:01:55]} c5 {[%emt 0:00:02]} 2. Nf3 {[%emt 0:00:14]} e6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:08]} Nc6 {[%emt 0:00:02]} 5. Nc3 {[%emt 0:00:07]} Qc7 {[%emt 0:00:06]} 6. Be2 {[%emt 0:00:20]} a6 {[%emt 0:00:37]} 7. Nxc6 {[%emt 0:00:23]} bxc6 {[%emt 0:00:13]} 8. Qd3 {[%emt 0:00:06]} d5 {[%emt 0:00:04]} 9. Qg3 {[%emt 0:00:48]} Qxg3 {[%emt 0:00:04]} 10. hxg3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:14]} 11. g4 {[%emt 0:00:53]} Nxe4 {[%emt 0:05:22]} 12. Nxe4 {[%emt 0:01:32]} dxe4 {[%emt 0:00:02]} 13. Be3 {[%emt 0:00:11]} e5 {[%emt 0:00:28]} 14. f3 {[%emt 0:16:04]} Be6 {[%emt 0:14:51]} 15. fxe4 {[%emt 0:04:37]} a5 {[%emt 0:00:57]} 16. a3 {[%emt 0:05:20]} f6 {[%emt 0:12:49]} 17. g5 {[%emt 0:06:36]} fxg5 {[%emt 0:01:16]} 18. Bh5+ {[%emt 0:01:51]} Kd7 {[%emt 0:04:30]} 19. O-O-O+ {[%emt 0:01:26]} Kc7 {[%emt 0:00:51]} 20. Bxg5 {[%emt 0:00:36]} Bc5 {[%emt 0:00:27]} 21. Bh4 {[%emt 0:05:03]} Be3+ {[%emt 0:25:34]} 22. Kb1 {[%emt 0:01:56]} g5 {[%emt 0:00:52]} 23. Bg3 {[%emt 0:04:00]} Bf4 {[%emt 0:00:35]} 24. Be1 {[%emt 0:06:06]} g4 {[%emt 0:00:19]} 25. g3 {[%emt 0:00:49]} Be3 {[%emt 0:06:22] [#]} 26. Rf1 $1 {[%emt 0:14:11]} (26. Bc3 Bd4 $18) 26... Rhf8 {[%emt 0:00:40] [#]} (26... Kb7 $142) 27. Bxa5+ $1 $16 {[%emt 0:02:13]} Kb7 {[%emt 0:00:01]} 28. Bc3 {[%emt 0:01:52]} Bd4 {[%emt 0:01:34]} 29. Bxd4 {[%emt 0:02:14]} Rxf1 {[%emt 0:06:28]} (29... exd4 $16 30. Rf4 (30. Rxf8 Rxf8 31. Kc1 c5 $11) 30... c5 31. Bxg4 Bxg4 (31... Rxf4 $2 32. Bxe6 Rf3 33. Bd5+ Kb8 34. Bxa8 $18) 32. Rxg4 Rg8) 30. Rxf1 $18 {[%emt 0:00:14]} exd4 {[%emt 0:00:02]} 31. Rf4 {[%emt 0:00:17]} Rg8 {[%emt 0:00:19]} 32. Bf7 {[%emt 0:13:17]} Bxf7 {[%emt 0:00:20]} 33. Rxf7+ {[%emt 0:00:02]} Kb6 {[%emt 0:00:01]} 34. Kc1 {[%emt 0:02:07]} Rg5 {[%emt 0:13:28]} (34... c5 $142 35. Rxh7 Re8) 35. Kd2 $18 {[%emt 0:00:36]} (35. Rxh7 Re5 36. Rg7 Rxe4 $14) 35... Rh5 {[%emt 0:00:30]} 36. Rg7 {[%emt 0:02:22]} Rh2+ {[%emt 0:00:25]} 37. Kd3 {[%emt 0:00:01]} h5 {[%emt 0:00:27]} 38. Rg5 {[%emt 0:02:52]} (38. Kxd4 Rxc2 39. Rg8 Rg2 $11) 38... Rg2 {[%emt 0:02:57]} 39. Rxh5 {[%emt 0:00:45]} (39. Kxd4 Rxc2 40. e5 (40. Rxh5 Rxb2 41. e5 c5+ 42. Ke4 c4 $16) 40... Rxb2 $16) 39... c5 $2 {[%emt 0:00:25]} (39... Rxg3+ {keeps fighting.} 40. Kxd4 Rg2) 40. Rg5 $18 {[%emt 0:03:40]} Rxg3+ {[%emt 0:00:17]} (40... Kb5 $142 41. Rxg4 Rf2) 41. Kc4 $18 {[%emt 0:00:01]} Rg2 {[%emt 0:00:11]} 42. Rg6+ {[%emt 0:00:44]} (42. Rxc5 $2 {is the wrong capture.} Rxc2+ 43. Kxd4 Rxc5 $19) 42... Kc7 {[%emt 0:00:29]} 43. Kxc5 {[%emt 0:00:22]} Rxc2+ {[%emt 0:00:02]} 44. Kxd4 {[%emt 0:00:02]} Rxb2 {[%emt 0:00:04]} (44... Rg2 $142 45. b4 g3) 45. Rg7+ {[%emt 0:01:57]} Kb6 {[%emt 0:00:51]} 46. Rg6+ {[%emt 0:00:38]} Kc7 {[%emt 0:00:32]} 47. Rxg4 {[%emt 0:01:18]} Rb3 {[%emt 0:00:01]} 48. Rg7+ {[%emt 0:00:10]} Kb6 {[%emt 0:00:10]} 49. Rg1 {[%emt 0:01:08]} ({Weaker is} 49. Rg6+ Kb7 50. Rg7+ Kb6 $18) 49... Rxa3 {[%emt 0:01:18]} 50. Rc1 {[%emt 0:00:01]} Ra7 {[%emt 0:00:32]} 51. Kd5 {[%emt 0:00:25]} Rd7+ {[%emt 0:01:04]} 52. Ke6 {[%emt 0:00:10]} Rd2 {[%emt 0:00:32]} 53. e5 {[%emt 0:00:06]} Re2 {[%emt 0:00:03]} 54. Kf6 {[%emt 0:00:06]} Rf2+ {[%emt 0:00:06]} 55. Ke7 {[%emt 0:00:05]} Re2 {[%emt 0:00:04]} 56. e6 {[%emt 0:00:04]} Kb7 {[%emt 0:00:08]} 57. Kf7 {[%emt 0:00:07]} Rf2+ {[%emt 0:00:05]} 58. Ke8 {[%emt 0:00:03]} Re2 {[%emt 0:00:06]} 59. e7 {[%emt 0:00:05]} Re3 {[%emt 0:00:06]} 60. Rc4 {[%emt 0:00:17]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.1"]
[White "Iniyan, Pa"]
[Black "Deepan Chakkravarthy J."]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2508"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,77,23,16,25,16,36,10,12,-7,20,23,23,20,45,40,36,31,34,31,43,27,35,20,77,11,26,33,31,54,45,14,16,14,123,114,154,139,207,200,406,396,394,381,415,423,1760,1745,1712,1737,1769,1758,1536,1511,29998,1314,1337,1274,1311,1249,2169,1956,2035,1888]} 1. d4 {[%emt 0:09:50]} d5 {[%emt 0:00:20]} 2. c4 {[%emt 0:00:07]} dxc4 {[%emt 0:00:10]} 3. Nf3 {[%emt 0:04:03]} Nf6 {[%emt 0:00:06]} 4. e3 {[%emt 0:00:54]} e6 {[%emt 0:00:08]} 5. Bxc4 {[%emt 0:00:06]} a6 {[%emt 0:00:03]} 6. O-O {[%emt 0:00:09]} c5 {[%emt 0:00:04]} 7. b3 {[%emt 0:05:09]} cxd4 {[%emt 0:04:01]} 8. Nxd4 {[%emt 0:00:12]} Be7 {[%emt 0:00:02]} 9. Bb2 {[%emt 0:02:59]} O-O {[%emt 0:00:05]} 10. Nd2 {[%emt 0:02:25]} Bd7 {[%emt 0:15:54]} 11. e4 {[%emt 0:04:51]} Nc6 {[%emt 0:00:22]} 12. N4f3 {[%emt 0:00:04]} b5 {[%emt 0:09:44]} 13. Bd3 {[%emt 0:01:26]} Bc8 {[%emt 0:00:02]} 14. Qe2 {[%emt 0:08:04]} Nb4 {[%emt 0:06:21]} 15. Bb1 {[%emt 0:00:12]} Bb7 {[%emt 0:00:03]} 16. a3 {[%emt 0:02:57]} Nc6 {[%emt 0:00:14]} 17. e5 {[%emt 0:00:06]} Nd5 {[%emt 0:03:32]} 18. Qe4 {[%emt 0:00:08][%csl Gb1][%cal Re4h7]} g6 {[%emt 0:00:06]} 19. Qg4 $36 {[%emt 0:00:28][%mdl 2048] White has good play.} b4 {[%emt 0:16:20]} (19... Na5 $11 {remains equal.}) 20. Ne4 {[%emt 0:08:24]} ({White should play} 20. axb4 $1 $16 Rb8 21. Ne4) 20... bxa3 {[%emt 0:04:35]} 21. Bxa3 {[%emt 0:00:19]} Bxa3 {[%emt 0:02:25]} 22. Rxa3 {[%emt 0:00:12]} Qe7 {[%emt 0:00:05]} 23. Ra4 {[%emt 0:03:21]} Rad8 {[%emt 0:02:17]} 24. h4 {[%emt 0:07:30]} h5 {[%emt 0:15:03]} (24... Kg7 $11) 25. Qg3 $16 {[%emt 0:00:07]} Kg7 {[%emt 0:00:02] [#]} 26. Re1 $1 {[%emt 0:00:39]} Nb6 {[%emt 0:06:57] [#]} (26... Rb8 $16 27. Nd6 Nc3) 27. Nf6 $1 $18 {[%emt 0:13:09]} Nxa4 $2 {[%emt 0:00:05]} (27... Rh8 {was necessary.}) 28. Nxh5+ {[%emt 0:00:04]} Kh8 {[%emt 0:00:03]} 29. Nf6 {[%emt 0:00:08]} Nxe5 {[%emt 0:12:29]} (29... Nc3 30. h5 Nxe5 31. Qg5 (31. Qxe5 Ne2+ 32. Kf1 Qd6 $18) 31... Nxf3+ 32. gxf3 $18) 30. Qxe5 {[%emt 0:00:45] Strongly threatening Qg5.} Qc5 {[%emt 0:00:05]} (30... Bxf3 $142 31. Qg5 (31. bxa4 Qd6 $18) (31. gxf3 Qc5 $16) (31. Nd5+ f6 $16) 31... Kg7 32. Nh5+ (32. gxf3 Qxf6 33. Qxf6+ Kxf6 $19) 32... Bxh5 33. Qxe7 Nc3) 31. Qf4 {[%emt 0:06:36]} Kg7 {[%emt 0:00:01]} 32. Ne5 {[%emt 0:00:55][%cal Bf3e5,Be5g4,Bg4f6,Bf6e4,Be4g5][%mdl 32]} (32. bxa4 Bxf3 33. gxf3 (33. Qxf3 Qb4 $14) 33... Qc3 $16) 32... Qe7 {[%emt 0:02:44]} 33. Neg4 {[%emt 0:00:23] A dynamic duo of knights.} Rh8 {[%emt 0:00:38] Prevents Qh6+} 34. Qe5 {[%emt 0:00:05] White wants to mate with Ne8+.} ({Weaker is} 34. Qxa4 Qc5 $16) 34... Rxh4 {[%emt 0:01:10]} 35. Nd5+ {[%emt 0:07:36]} (35. Nh5+ $142 Kh7 36. Qg7#) 35... f6 {[%emt 0:00:40]} 36. Ngxf6 {[%emt 0:00:10]} (36. Nxe7 $2 fxe5 37. f3 Rxg4 38. fxg4 Nc3 39. Bxg6 Rd7 (39... Kf6 $2 40. Rf1+ Kg5 41. Bh5 $19) 40. Rxe5 Kf6 $19 (40... Rxe7 $2 41. Bd3 $19)) 36... Qf7 {[%emt 0:01:00]} 37. Ne4+ {[%emt 0:00:07]} (37. Qxe6 $2 {loses.} Bxd5 38. Nxd5 Qxe6 (38... Rxd5 $2 39. Qxf7+ Kxf7 40. g3 $19) 39. Rxe6 Rxd5 $19) 37... Kf8 {[%emt 0:00:32]} 38. Ng5 {[%emt 0:00:06]} Rxd5 {[%emt 0:00:22]} 39. Qb8+ {[%emt 0:01:08]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.2"]
[White "Sammed Jaykumar, Shete"]
[Black "Aronyak Ghosh"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2379"]
[BlackElo "2544"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,25,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:04]} d5 {[%emt 0:06:29]} 2. c4 {[%emt 0:00:09]} dxc4 {[%emt 0:00:04]} 3. e4 {[%emt 0:00:07][%cal Be2e4,Be4e5][%mdl 32]} Nf6 {[%emt 0:00:06]} 4. e5 {[%emt 0:00:07]} Nd5 {[%emt 0:00:04]} 5. Bxc4 {[%emt 0:00:06]} Nb6 {[%emt 0:00:02]} 6. Bb3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:04]} 7. Nf3 {[%emt 0:00:08]} Bg4 {[%emt 0:00:04]} 8. Ng5 {[%emt 0:00:08]} Bxd1 {[%emt 0:00:05]} 9. Bxf7+ {[%emt 0:00:08]} Kd7 {[%emt 0:00:01]} 10. Be6+ {[%emt 0:00:10]} Ke8 {[%emt 0:00:04]} 11. Bf7+ {[%emt 0:00:05]} Kd7 {[%emt 0:00:04]} 12. Be6+ {[%emt 0:00:06]} Ke8 {[%emt 0:00:04]} 13. Bf7+ {[%emt 0:00:06]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.3"]
[White "Venkatesh, M.R."]
[Black "Vaz, Ethan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2362"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,91,10,12,18,0,21,34,44,149,99,101,110,122,105,127,112,237,233,241,244,243,254,235,245,236,239,249,241,244,222,217,201,206,213,201,202,199,204,213,213,203,204,218,208,220,204,326,319,379,379,383,375,427,423,406,416,552,547,825,583,926,870,5077,826,8925,8750,7628,6821,6771,6567,5814,5304,2851,2525,29964,6567,29974,29975,29969,29968]} 1. e4 {[%emt 0:05:05]} c5 {[%emt 0:00:06]} 2. c3 {[%emt 0:01:35]} d5 {[%emt 0:01:27]} 3. exd5 {[%emt 0:00:00]} Qxd5 {[%emt 0:00:02]} 4. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:51]} 5. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:02:31]} 6. Na3 {[%emt 0:02:49][%cal Bb1a3,Ba3c4,Bc4a5][%mdl 32]} a6 {[%emt 0:00:22]} 7. Nc4 {[%emt 0:00:14]} Nbd7 {[%emt 0:00:54]} 8. Be2 {[%emt 0:00:54]} b5 {[%emt 0:04:38]} 9. Na5 {[%emt 0:03:42]} Be7 {[%emt 0:18:44]} 10. O-O {[%emt 0:03:35]} Bd8 {[%emt 0:17:09] [#]} ({Black should play} 10... O-O $14) 11. Nd2 $1 {[%emt 0:06:05]} Qd6 $16 {[%emt 0:03:56]} 12. Bf3 {[%emt 0:04:06]} Bc7 {[%emt 0:02:19][%csl Gc7][%cal Rd6h2]} 13. g3 {[%emt 0:00:21] And now dxc5 would win.} Rb8 {[%emt 0:00:24]} 14. Ndb3 {[%emt 0:10:13]} Nd5 {[%emt 0:18:11] Wards off Bf4} (14... cxd4 $16 15. Nc6 (15. cxd4 Nd5 $14) (15. Qxd4 Ne5 $14) 15... dxc3) 15. dxc5 $18 {[%emt 0:11:13]} Nxc5 {[%emt 0:00:05] [#]} 16. Bxd5 $1 {[%emt 0:00:17]} Qxd5 {[%emt 0:02:40]} 17. Qxd5 {[%emt 0:02:57]} exd5 {[%emt 0:00:01]} 18. Nxc5 {[%emt 0:00:58]} Bxa5 {[%emt 0:00:01] [#]} 19. Bf4 $1 {[%emt 0:01:48]} Ra8 {[%emt 0:00:15] Black is weak on the dark squares} 20. Rfe1+ {[%emt 0:02:49]} Be6 {[%emt 0:01:38]} 21. Nxe6 {[%emt 0:01:31]} fxe6 {[%emt 0:00:02]} 22. Rxe6+ {[%emt 0:00:10]} Kf7 {[%emt 0:01:08]} 23. Re5 {[%emt 0:00:30]} Rhd8 {[%emt 0:08:33]} 24. Rd1 {[%emt 0:02:35]} Bc7 {[%emt 0:02:55]} 25. Rexd5 {[%emt 0:02:08]} Rxd5 {[%emt 0:00:02]} 26. Rxd5 {[%emt 0:00:07]} Bxf4 {[%emt 0:00:16][%mdl 4096] Endgame KRB-KR} 27. Rf5+ {[%emt 0:00:21]} ({Don't do} 27. gxf4 Rc8 28. Rd7+ Kg8 $18) 27... Ke6 {[%emt 0:01:06]} 28. Rxf4 {[%emt 0:00:05] KR-KR. White is two pawns up.} Rd8 {[%emt 0:00:14]} 29. a4 {[%emt 0:00:29]} g5 {[%emt 0:05:19]} (29... Rd2 $142 30. axb5 axb5) 30. Rb4 {[%emt 0:04:25]} bxa4 {[%emt 0:00:35]} 31. Rxa4 {[%emt 0:00:06]} Rd6 {[%emt 0:00:05]} 32. h4 {[%emt 0:01:06]} h6 {[%emt 0:01:54]} 33. hxg5 {[%emt 0:00:14]} hxg5 {[%emt 0:00:02]} 34. Kg2 {[%emt 0:00:42]} Kf5 {[%emt 0:00:33]} 35. Ra5+ {[%emt 0:01:46]} Kf6 {[%emt 0:06:09]} 36. Kf3 {[%emt 0:04:11]} Rb6 {[%emt 0:00:12]} 37. Kg4 {[%emt 0:00:22]} Rxb2 {[%emt 0:00:06]} 38. Rxa6+ {[%emt 0:00:06]} Kg7 {[%emt 0:01:27]} 39. f3 {[%emt 0:00:46]} (39. Kxg5 Rxf2 40. Ra7+ Kf8 $14) 39... Rb5 {[%emt 0:00:34]} 40. Rc6 {[%emt 0:00:56]} Rd5 {[%emt 0:00:19]} 41. c4 {[%emt 0:00:32]} Re5 {[%emt 0:00:01]} 42. Rd6 {[%emt 0:00:18]} Rc5 {[%emt 0:00:06]} 43. Rd5 {[%emt 0:00:07]} Rxc4+ {[%emt 0:00:04]} 44. Kxg5 {[%emt 0:00:04]} Rc3 {[%emt 0:00:13]} 45. Rd7+ {[%emt 0:00:09]} Kf8 {[%emt 0:00:14]} 46. Kg4 {[%emt 0:00:08]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.4"]
[White "Ajay Santhosh Parvathareddy"]
[Black "Kaustuv, Kundu"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2292"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "228"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 93,228,-87,-15,-87,-87,-87,-80,-80,-80,-80,-80,-80,-80,-80,-80,-110,-80,-80,-75,-76,-77,-78,-77,-78,-78,-79,-79,-79,-79,-100,-114,-108,-112,-110,-57,-57,-57,-71,-44,-65,-64,-64,-64,-70,-56,-78,-78,-126,-120,-142,-134,-156,-156,-149,-120,-175,-175,-174,-93,-93,-93,-110,-102,-120,-93,-93,-93,-93,-93,-113,-113,-137,-93,-95,-95,-133,-93,-117,-91,-131,-91,-91,-91,-91,-91,-136,-95,-106,-94,-94,-91,-94,-91,-132,-125,-231,-249,-337,-264,-268,-268,-244,-260,-322,-260,-253,-159,-264,-264,-530,-253,-530,-530,-530,-530,-4598,-530,-530,-530,-530,-530,-530,-530,-530,-450,-530,-530,-530,-530,-530,-530,-530,-450,-450,0,-530,0]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:05:16]} 2. c4 {[%emt 0:00:04]} g6 {[%emt 0:00:21]} 3. Nc3 {[%emt 0:00:02]} Bg7 {[%emt 0:00:10]} 4. e4 {[%emt 0:00:04]} d6 {[%emt 0:00:08]} 5. Be2 {[%emt 0:00:02]} O-O {[%emt 0:00:17]} 6. Nf3 {[%emt 0:00:03]} e5 {[%emt 0:01:20]} 7. O-O {[%emt 0:00:03]} Bg4 {[%emt 0:01:35]} 8. d5 {[%emt 0:00:05]} a5 {[%emt 0:00:44]} 9. Be3 {[%emt 0:00:15]} Bxf3 {[%emt 0:02:46]} 10. Bxf3 {[%emt 0:00:11]} Na6 {[%emt 0:00:06]} 11. a3 {[%emt 0:00:59]} Nc5 {[%emt 0:02:51]} 12. b4 {[%emt 0:11:20]} axb4 {[%emt 0:01:33]} 13. axb4 {[%emt 0:00:04]} Rxa1 {[%emt 0:00:27]} 14. Qxa1 {[%emt 0:00:30]} Nb3 {[%emt 0:00:05]} 15. Qd1 {[%emt 0:08:10]} Nd4 {[%emt 0:00:25]} 16. Bxd4 {[%emt 0:01:04]} exd4 {[%emt 0:00:05]} 17. Qxd4 {[%emt 0:00:49]} Nxe4 {[%emt 0:00:37]} 18. Qxe4 {[%emt 0:00:05]} Bxc3 {[%emt 0:00:05]} 19. g3 {[%emt 0:04:17]} Bxb4 {[%emt 0:03:13]} 20. Rb1 {[%emt 0:02:50]} Bc5 {[%emt 0:00:14]} 21. Rxb7 {[%emt 0:00:23]} Bb6 {[%emt 0:00:06]} 22. c5 {[%emt 0:02:22]} Bxc5 {[%emt 0:01:11]} 23. Rb2 {[%emt 0:00:35]} Qf6 {[%emt 0:01:55]} 24. Ra2 {[%emt 0:00:33]} Rb8 {[%emt 0:00:30]} 25. Kg2 {[%emt 0:00:10]} Kg7 {[%emt 0:01:11]} 26. Re2 {[%emt 0:06:42]} Rb3 {[%emt 0:03:58]} 27. Qf4 {[%emt 0:01:07]} Qxf4 {[%emt 0:01:55]} 28. gxf4 {[%emt 0:00:03]} Bb6 {[%emt 0:07:35]} 29. Be4 {[%emt 0:07:16]} f5 {[%emt 0:04:44]} 30. Bf3 {[%emt 0:00:58]} Kf7 {[%emt 0:00:29]} 31. Rd2 {[%emt 0:05:17]} Rc3 {[%emt 0:01:21]} 32. Be2 {[%emt 0:00:40]} Bc5 {[%emt 0:00:16]} 33. h4 {[%emt 0:03:50]} h5 {[%emt 0:10:18]} 34. Bb5 {[%emt 0:00:44]} Rb3 {[%emt 0:01:20]} 35. Bc6 {[%emt 0:00:33]} Rb4 {[%emt 0:00:13]} 36. Kg3 {[%emt 0:00:35]} Bd4 {[%emt 0:00:25]} 37. Re2 {[%emt 0:04:32]} Bf6 {[%emt 0:00:43]} 38. Re1 {[%emt 0:00:51]} Rb3+ {[%emt 0:03:01]} 39. f3 {[%emt 0:00:29]} Rb8 {[%emt 0:14:41]} 40. Rc1 {[%emt 0:01:17]} Bd4 {[%emt 0:00:59]} 41. Ba4 {[%emt 0:01:45]} Bc5 {[%emt 0:00:39]} 42. Re1 {[%emt 0:00:40]} Bd4 {[%emt 0:04:27]} 43. Rc1 {[%emt 0:00:04]} Rb7 {[%emt 0:02:01]} 44. Re1 {[%emt 0:00:58]} Bf6 {[%emt 0:00:38]} 45. Bd7 {[%emt 0:00:40]} Ra7 {[%emt 0:03:54]} 46. Bc6 {[%emt 0:00:26]} Ra2 {[%emt 0:00:35]} 47. Bd7 {[%emt 0:00:24]} Bd4 {[%emt 0:02:37]} (47... Ra1 $17 48. Re2 Rh1 49. Be6+ Kg7) 48. Kh3 {[%emt 0:00:48]} (48. Be8+ $11 Kg8 49. Re6) 48... Ra3 {[%emt 0:01:25]} 49. Kg3 {[%emt 0:02:09]} Be3 {[%emt 0:01:32]} 50. Bc6 {[%emt 0:00:27]} Rc3 {[%emt 0:02:01]} 51. Bb5 {[%emt 0:00:22]} Rb3 {[%emt 0:01:33]} 52. Bd7 {[%emt 0:00:31]} Kg7 {[%emt 0:03:20]} 53. Be8 {[%emt 0:00:36]} Rd3 {[%emt 0:00:48]} 54. Bc6 {[%emt 0:01:56]} Kf8 {[%emt 0:00:18]} 55. Re2 {[%emt 0:00:48]} Bd2 {[%emt 0:00:56]} 56. Re6 {[%emt 0:00:44]} Rd4 {[%emt 0:00:04]} 57. Rxg6 {[%emt 0:00:51]} Bxf4+ {[%emt 0:00:06]} 58. Kf2 {[%emt 0:01:18]} Kf7 {[%emt 0:01:13]} 59. Re6 {[%emt 0:00:05]} Be5 {[%emt 0:00:10]} 60. Be8+ {[%emt 0:00:56]} Kg7 {[%emt 0:01:12]} 61. Rg6+ {[%emt 0:02:03]} Kf8 {[%emt 0:00:17]} 62. Bc6 {[%emt 0:00:06]} Rxh4 {[%emt 0:03:22]} 63. Rg5 {[%emt 0:00:05]} Kf7 {[%emt 0:03:31]} (63... Rh2+ $1 $17 64. Kg1 Ke7) 64. Rxf5+ $15 {[%emt 0:00:20]} Kg6 {[%emt 0:00:16]} 65. Rf8 {[%emt 0:00:07]} Rh2+ {[%emt 0:00:33]} 66. Kg1 {[%emt 0:01:06]} Rd2 {[%emt 0:00:09]} 67. f4 {[%emt 0:00:49]} Bd4+ {[%emt 0:01:06]} 68. Kh1 $1 {[%emt 0:00:01]} h4 {[%emt 0:00:18]} 69. Bd7 {[%emt 0:00:03]} Kg7 {[%emt 0:01:19]} 70. Rf5 {[%emt 0:00:24] [#]} (70. Re8 $142) 70... Bf6 $1 $17 {[%emt 0:00:20]} 71. Rh5 {[%emt 0:00:51]} Rd4 {[%emt 0:00:06]} 72. Kg2 {[%emt 0:00:51]} Rxf4 {[%emt 0:00:13]} 73. Bf5 {[%emt 0:00:40]} Bd4 {[%emt 0:02:02]} 74. Rh7+ {[%emt 0:01:07]} (74. Kh3 $17) 74... Kf6 $19 {[%emt 0:00:31]} 75. Bc8 {[%emt 0:01:16]} Ke5 {[%emt 0:00:57]} (75... Kg5 $19 {Threatens to win with ...Rf2+.} 76. Rxc7 Rf2+ 77. Kh1 h3) 76. Rxc7 $17 {[%emt 0:01:16]} Kxd5 {[%emt 0:00:27]} 77. Bb7+ {[%emt 0:00:14]} Ke6 {[%emt 0:00:16]} 78. Bc8+ {[%emt 0:01:31]} Ke5 {[%emt 0:00:47]} 79. Re7+ {[%emt 0:00:52]} Kd5 {[%emt 0:00:09]} 80. Be6+ {[%emt 0:01:59]} Kc6 {[%emt 0:00:17]} 81. Rf7 {[%emt 0:01:23]} Bf6 {[%emt 0:00:27]} 82. Rh7 {[%emt 0:00:23]} Rd4 {[%emt 0:01:19]} 83. Bd7+ {[%emt 0:00:22]} Kb6 {[%emt 0:00:14]} 84. Kh3 {[%emt 0:00:55]} Rd1 {[%emt 0:00:56]} 85. Rh6 {[%emt 0:00:44]} Bd8 {[%emt 0:00:08]} 86. Rh8 {[%emt 0:00:58]} Kc7 {[%emt 0:00:32]} 87. Rh7 {[%emt 0:00:05]} Rd3+ {[%emt 0:01:20]} 88. Kg4 {[%emt 0:00:04]} Kb6 {[%emt 0:00:12]} 89. Rh8 {[%emt 0:00:26]} Be7 {[%emt 0:00:31]} 90. Rh7 {[%emt 0:00:11]} Re3 {[%emt 0:00:19]} 91. Rh5 {[%emt 0:00:55]} Kc7 {[%emt 0:00:33]} 92. Bb5 {[%emt 0:00:32]} Re4+ {[%emt 0:01:30]} 93. Kf5 {[%emt 0:00:45]} d5 {[%emt 0:00:31]} 94. Rh7 {[%emt 0:03:23] [#]} (94. Bf1 $17) 94... Kd6 $1 $19 {[%emt 0:00:26]} 95. Be8 {[%emt 0:00:42]} Re1 {[%emt 0:00:20]} 96. Rh6+ {[%emt 0:00:10]} Kc5 {[%emt 0:00:07]} 97. Rc6+ {[%emt 0:01:47]} Kd4 {[%emt 0:00:42]} 98. Re6 {[%emt 0:00:08]} Rf1+ {[%emt 0:01:18]} ({Much less strong is} 98... Rxe6 99. Kxe6 Kc4 100. Bc6 $19) 99. Kg4 {[%emt 0:00:08]} Bf6 {[%emt 0:00:11]} 100. Bd7 {[%emt 0:02:09]} (100. Re2 $17) 100... Rg1+ $19 {[%emt 0:00:30]} 101. Kh3 $2 {[%emt 0:00:53]} (101. Kf3) 101... Rg3+ $19 {[%emt 0:00:16]} 102. Kh2 {[%emt 0:00:03]} Be5 {[%emt 0:00:27]} 103. Kh1 {[%emt 0:00:04]} Rg7 {[%emt 0:00:10]} 104. Bc8 {[%emt 0:01:36]} h3 {[%emt 0:01:54]} (104... Rc7 $142 105. Re8 Rc3) 105. Rc6 {[%emt 0:00:05]} h2 {[%emt 0:01:19]} 106. Rc1 {[%emt 0:00:06]} Bf4 {[%emt 0:00:20]} 107. Rd1+ {[%emt 0:00:32]} Ke3 {[%emt 0:00:06]} 108. Ba6 {[%emt 0:00:06]} d4 {[%emt 0:00:36]} 109. Bb5 {[%emt 0:00:38]} Rc7 {[%emt 0:00:28]} 110. Ba6 {[%emt 0:00:26]} Ra7 {[%emt 0:00:50]} 111. Bb5 {[%emt 0:00:06]} Ra5 {[%emt 0:00:16]} 112. Bc4 {[%emt 0:00:06]} Kf2 {[%emt 0:00:34]} 113. Rf1+ {[%emt 0:00:30]} Ke3 {[%emt 0:00:51]} 114. Rd1 $1 {[%emt 0:00:05]} Ra7 $2 {[%emt 0:00:14]} ({Black should try} 114... Ra3 $19 115. Bb5 Ra5) 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.5"]
[White "Mayank Chakraborty"]
[Black "Karthikeyan, P.."]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2457"]
[BlackElo "2286"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,79,0,3,-26,0,0,7,-20,-4,-4,0,-12,-8,0,-8,-7,-23,-93,-15,-115,-23,-28,-30,-105,-108,-160,-166,-161,-169,-176,-152,-186,-176,-176,-178,-204,-149,-172,-183,-186,-143,-169,-62,-104,-20,-61,-16,-18,-15,-19,0,0,-6,-8,0,0,0,0,0,0,0,0,0,0,22,28,21,22,15,0,15,0]} 1. e4 {[%emt 0:00:13]} c6 {[%emt 0:04:47]} 2. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:26]} 3. f3 {[%emt 0:00:00]} e6 {[%emt 0:01:39]} 4. Nc3 {[%emt 0:00:02]} Bb4 {[%emt 0:00:05]} 5. Bd2 {[%emt 0:00:11]} Ne7 {[%emt 0:00:06]} 6. h4 {[%emt 0:00:36]} Nd7 {[%emt 0:00:11]} 7. Nce2 {[%emt 0:02:03]} Ba5 {[%emt 0:04:18]} 8. h5 {[%emt 0:09:45]} h6 {[%emt 0:00:20]} 9. e5 {[%emt 0:04:31]} c5 {[%emt 0:07:01]} 10. f4 {[%emt 0:07:01]} f6 {[%emt 0:08:57]} 11. Nf3 {[%emt 0:04:15]} O-O {[%emt 0:03:48]} 12. Bxa5 {[%emt 0:07:52]} Qxa5+ {[%emt 0:01:06]} 13. c3 {[%emt 0:02:29]} (13. Qd2 $11 Qxd2+ 14. Kxd2) 13... fxe5 {[%emt 0:11:12]} (13... cxd4 $1 $17 {Hoping for ...fxe5.} 14. exf6 Nxf6 15. Nexd4 Ng4) 14. fxe5 {[%emt 0:03:01]} (14. dxe5 $11 b5 15. g3) 14... Nb6 {[%emt 0:08:11]} (14... cxd4 $1 $17 15. b4 Qa3 16. cxd4 Qxb4+ 17. Kf2 Nb6) 15. dxc5 {[%emt 0:04:58]} Nc4 {[%emt 0:03:12]} 16. Ned4 {[%emt 0:14:26]} (16. b3 $1 $11 {keeps the balance.} Ne3 17. Qd2 Qxc5 18. Ned4) 16... Nxb2 $17 {[%emt 0:03:04]} 17. Qb3 {[%emt 0:00:30]} (17. Qd2 $142 Na4 18. Bd3) 17... Na4 {[%emt 0:00:54]} 18. Qb4 {[%emt 0:07:42]} Qxc5 {[%emt 0:00:58]} 19. Rc1 {[%emt 0:00:57]} Bd7 {[%emt 0:02:27]} 20. Qxb7 {[%emt 0:06:37]} Nb6 {[%emt 0:00:16]} (20... Qa3 21. Rc2 Nb6 (21... Nc5 $2 22. Qb4 $18) 22. Qa6 $17) 21. Qa6 {[%emt 0:00:47]} (21. Bd3 $2 Bc8 $19) 21... Nf5 {[%emt 0:01:56]} 22. Nb3 {[%emt 0:07:29]} Qe3+ {[%emt 0:01:30]} 23. Qe2 {[%emt 0:00:13] [#]} Qf4 $1 {[%emt 0:02:16]} 24. Qd2 {[%emt 0:02:10]} Qe4+ {[%emt 0:03:21]} (24... Qg3+ 25. Qf2 $11) 25. Kf2 {[%emt 0:00:08] [#]} Qg4 {[%emt 0:03:34]} ({Black should try} 25... Nh4 $1 $19 {[%cal Rh4f3]} 26. Nbd4 Nxf3 27. Nxf3 Qxe5) 26. Rh3 {[%emt 0:00:27]} Be8 {[%emt 0:13:31]} (26... Nh4 $17 {[%cal Ob6c4] And now ...Nc4! would win.} 27. Nbd4 Nc4 (27... Qxh5 28. Kg1 $17)) 27. Nc5 {[%emt 0:03:17]} Bf7 {[%emt 0:01:55][%cal Oa8c8] Threatening ...Rac8!} (27... Bxh5 28. Nxe6 $11) (27... Rc8 $5 28. Nxe6 Nd6 29. exd6 Qxe6 $15) 28. Kg1 {[%emt 0:01:46]} Rac8 {[%emt 0:03:28]} (28... Bxh5 $2 29. Nxe6 $18) 29. Qf2 {[%emt 0:00:36]} Nc4 {[%emt 0:02:50]} (29... Bxh5 $2 {too greedy.} 30. Nxe6 Rf7 (30... Rfe8 $2 31. Nh2 $18) 31. Nh2 $18) (29... Na4 {simplifies} 30. Nxa4 Qxa4 31. Qd2 Qg4) 30. Rb1 {[%emt 0:03:31]} Nce3 {[%emt 0:01:07]} (30... Bxh5 $2 {loses.} 31. Nxe6 Bf7 32. Nxf8 Rxf8 33. a4 $18 (33. Qxa7 Nce3 $18)) 31. Rb4 {[%emt 0:01:02]} Qxh3 {[%emt 0:00:53]} 32. gxh3 {[%emt 0:00:02]} Rxc5 {[%emt 0:00:02]} 33. Nd4 {[%emt 0:03:51] Nxf5 would now be deadly.} Rxc3 {[%emt 0:00:34] Strongly threatening ...Rc1.} 34. Rb3 {[%emt 0:02:19] Dancing on a razor blade.} Rc1 {[%emt 0:01:17]} 35. Rxe3 {[%emt 0:00:16]} Nxd4 {[%emt 0:01:37]} 36. Qd2 {[%emt 0:00:12]} Rxf1+ {[%emt 0:01:37]} 37. Kxf1 {[%emt 0:00:01]} Bxh5+ {[%emt 0:00:02]} 38. Kg2 {[%emt 0:00:07] The position is equal.} Nf5 {[%emt 0:01:06]} 39. Rb3 {[%emt 0:01:08]} d4 {[%emt 0:00:16]} 40. Rd3 {[%emt 0:02:10] Black had all chances to win.   Weighted Error Value: White=0.20 (precise) /Black=0.24 (precise) .  Mistake:       	White=4     	Black=4      Inaccurate:     	White=3     	Black=2      OK:         	White=10    	Black=13     Best:        	White=5     	Black=5      Strong:       	---       	Black=1} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.6"]
[White "Slizhevsky, Alexander"]
[Black "Shahil Dey"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2340"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,60,38,22,20,0,34,24,22,26,36,15,21,18,78,68,97,66,73,68,75,78,103,71,90,72,69,77,100,94,101,99,102,99,141,103,128,112,117,117,139,110,283,115,128,110,296]} 1. e4 {[%emt 0:01:34]} c5 {[%emt 0:07:05]} 2. Nf3 {[%emt 0:00:17]} e6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:14]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:04]} a6 {[%emt 0:00:09]} 5. Be2 {[%emt 0:00:34]} Nf6 {[%emt 0:00:05]} 6. Nc3 {[%emt 0:00:14]} Qc7 {[%emt 0:00:04]} 7. O-O {[%emt 0:00:53]} Bb4 {[%emt 0:00:03]} 8. Qd3 {[%emt 0:01:24]} Nc6 {[%emt 0:00:05]} 9. Bg5 {[%emt 0:03:20]} Be7 {[%emt 0:10:21][%cal Of6g4]} 10. Nxc6 {[%emt 0:02:20]} bxc6 {[%emt 0:00:12]} 11. f4 {[%emt 0:02:13]} d5 {[%emt 0:02:35]} 12. e5 {[%emt 0:00:36]} Ng8 {[%emt 0:00:47][%cal Bf6g8,Bg8e7,Be7d5,Bd5e3][%mdl 32]} 13. Bxe7 {[%emt 0:04:58]} Nxe7 {[%emt 0:00:10]} 14. Na4 {[%emt 0:04:22]} Qa5 {[%emt 0:17:15]} (14... a5 $11 {remains equal.}) 15. Qa3 $16 {[%emt 0:06:42] White has more active pieces. The black rooks are passive.} Rb8 {[%emt 0:10:35]} 16. Bd3 {[%emt 0:18:15]} Rb4 {[%emt 0:01:04]} 17. b3 {[%emt 0:01:52]} d4 {[%emt 0:05:56]} 18. Qc1 {[%emt 0:01:48]} Nd5 {[%emt 0:00:54]} 19. Nb2 {[%emt 0:02:34]} Ne3 {[%emt 0:01:51]} 20. Rf3 {[%emt 0:04:50][%cal Bf1f3,Bf3c3,Bc3c2][%mdl 32]} c5 {[%emt 0:10:04]} 21. Qe1 {[%emt 0:06:40] and a3 should not be overlooked} Qd8 {[%emt 0:02:15]} 22. c3 {[%emt 0:05:25]} Rb8 {[%emt 0:00:10]} 23. Nc4 {[%emt 0:01:13]} Nxc4 {[%emt 0:00:55]} 24. Bxc4 {[%emt 0:00:13][%cal Of4f5]} dxc3 {[%emt 0:02:24]} 25. Rxc3 {[%emt 0:03:04]} O-O {[%emt 0:00:58]} 26. Rd1 {[%emt 0:01:48]} Qa5 {[%emt 0:01:13]} 27. Rc2 {[%emt 0:01:49]} Qa3 {[%emt 0:02:48]} 28. Rd6 {[%emt 0:03:28]} Bb7 $2 {[%emt 0:01:18] [#]} (28... a5 $16) 29. Qc1 {[%emt 0:02:16]} (29. f5 $1 $18 {[%cal Rf5f6] and the rest is easy.} Bd5 30. Rxa6 (30. Bxa6 c4 $14)) 29... Qa5 {[%emt 0:00:28]} 30. Qd2 {[%emt 0:00:22]} Qa3 $2 {[%emt 0:00:33]} (30... Qb4 $16 {keeps fighting.}) 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.7"]
[White "Manish Anto Cristiano F"]
[Black "Siddharth, Jagadeesh"]
[Result "0-1"]
[ECO "C95"]
[WhiteElo "2328"]
[BlackElo "2515"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 26,77,27,38,30,27,23,12,16,24,13,0,37,-40,9,0,0,-39,-47,-36,-51,-38,-55,-37,-45,-88,-89,-78,-95,-88,-88,-84,-87,-80,-85,-106,-77,-76,-101,-97,-92,-102,-61,-177,-152,-167,-126,-159,-162,-125,-158,-769,-756,-29999]} 1. e4 {[%emt 0:00:03]} e5 {[%emt 0:01:03]} 2. Nf3 {[%emt 0:00:24]} Nc6 {[%emt 0:01:17]} 3. Bb5 {[%emt 0:00:11][%cal Bf1b5,Bb5a4,Ba4b3,Bb3c2,Bc2d3][%mdl 32]} a6 {[%emt 0:00:06]} 4. Ba4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:04]} 5. O-O {[%emt 0:00:14]} Be7 {[%emt 0:00:05]} 6. Re1 {[%emt 0:00:09]} b5 {[%emt 0:00:05]} 7. Bb3 {[%emt 0:00:07]} d6 {[%emt 0:00:03]} 8. c3 {[%emt 0:00:27]} O-O {[%emt 0:00:07]} 9. h3 {[%emt 0:00:14]} Nb8 {[%emt 0:00:06]} 10. d4 {[%emt 0:00:08]} Nbd7 {[%emt 0:00:06]} 11. Nbd2 {[%emt 0:00:08][%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Bb7 {[%emt 0:00:05]} 12. Bc2 {[%emt 0:00:11]} Re8 {[%emt 0:00:05]} 13. Nf1 {[%emt 0:00:30]} Bf8 {[%emt 0:00:20]} 14. Ng3 {[%emt 0:00:11]} a5 {[%emt 0:00:04]} 15. Bd3 {[%emt 0:00:09]} b4 {[%emt 0:00:06]} 16. Bd2 {[%emt 0:00:05]} exd4 {[%emt 0:00:06]} 17. cxd4 {[%emt 0:00:07]} c5 {[%emt 0:00:05]} 18. Bf4 {[%emt 0:01:21]} g6 {[%emt 0:08:36]} 19. Qd2 {[%emt 0:03:46]} (19. dxc5 $14 dxc5 20. Bb5) 19... Qb6 {[%emt 0:11:35]} (19... cxd4 $15 20. Nxd4 Nc5) 20. Rad1 {[%emt 0:11:34]} cxd4 {[%emt 0:13:47]} 21. Bb1 {[%emt 0:06:32][%cal Of4h6]} Ne5 {[%emt 0:00:15]} 22. Qxd4 {[%emt 0:15:54]} Nxf3+ {[%emt 0:04:49]} 23. gxf3 {[%emt 0:00:06]} Qxd4 {[%emt 0:00:05]} 24. Rxd4 {[%emt 0:00:07]} d5 {[%emt 0:00:10]} 25. Rd2 {[%emt 0:03:23]} dxe4 {[%emt 0:13:45]} 26. Nxe4 {[%emt 0:08:20]} Nh5 $1 {[%emt 0:05:16][%cal Ob7e4] aiming for ...Bxe4!.} 27. Be3 {[%emt 0:03:25]} f5 $1 {[%emt 0:00:43]} 28. Nd6 {[%emt 0:01:01]} Bxd6 {[%emt 0:00:28]} 29. Rxd6 {[%emt 0:00:06] [#]} f4 $1 $36 {[%emt 0:05:43][%mdl 2048] Black has strong initiative.} 30. Bd2 {[%emt 0:02:42] [#]} Red8 $1 {[%emt 0:02:17]} (30... Rxe1+ 31. Bxe1 Bxf3 32. Bd2 $11) 31. Rxd8+ {[%emt 0:09:03]} Rxd8 {[%emt 0:00:21]} 32. Bc1 {[%emt 0:00:27]} Bxf3 {[%emt 0:00:07] Black is more active.} 33. Bc2 {[%emt 0:00:13]} Rd4 {[%emt 0:06:12]} 34. b3 {[%emt 0:02:35]} (34. Re5 $15) 34... Kf7 {[%emt 0:03:15]} 35. Re5 {[%emt 0:04:29]} Bd1 {[%emt 0:01:20]} 36. Rc5 {[%emt 0:00:20]} Bxc2 {[%emt 0:03:56]} 37. Rxc2 {[%emt 0:00:07]} Rd3 {[%emt 0:04:52]} 38. Kg2 $2 {[%emt 0:02:34]} (38. Bb2 $17) 38... f3+ $19 {[%emt 0:04:33]} 39. Kf1 {[%emt 0:00:33]} Rd1# {[%emt 0:00:07]} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.8"]
[White "Rios Gomez, Cristhian Camilo"]
[Black "Setumadhav Yellumahanthi"]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "2435"]
[BlackElo "2334"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,40,20,10,3,6,24,14,14,15,20,16,36,37,31,25,24,20,29,0,0,-58,-53,-131,0,0,0,-129,0,0,0]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:48]} 2. c4 {[%emt 0:00:13]} e6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:08]} Bb4 {[%emt 0:00:06]} 4. Qc2 {[%emt 0:00:09]} d5 {[%emt 0:00:15]} 5. a3 {[%emt 0:00:11]} Bxc3+ {[%emt 0:00:20]} 6. Qxc3 {[%emt 0:00:08]} O-O {[%emt 0:00:32]} 7. Bg5 {[%emt 0:00:11]} dxc4 {[%emt 0:04:16]} 8. Qxc4 {[%emt 0:00:11]} h6 {[%emt 0:02:35]} 9. Bh4 {[%emt 0:00:48]} b6 {[%emt 0:00:28]} 10. Nf3 {[%emt 0:00:10]} Ba6 {[%emt 0:00:34]} 11. Qa4 {[%emt 0:00:11]} c5 {[%emt 0:02:40]} 12. dxc5 {[%emt 0:00:39]} bxc5 {[%emt 0:00:14]} 13. Rd1 {[%emt 0:00:30] Dodges Qd7} Qb6 {[%emt 0:02:30]} 14. Bxf6 {[%emt 0:00:13]} gxf6 {[%emt 0:00:02]} 15. Rd2 {[%emt 0:00:18]} Nc6 {[%emt 0:05:32]} 16. Qg4+ {[%emt 0:01:46]} (16. e3 $11 Bxf1 17. Rxf1 (17. Kxf1 Rad8 $11)) 16... Kh7 $1 $15 {[%emt 0:00:43]} 17. Qh4 {[%emt 0:01:26] [#]} (17. e3 $15) 17... Kg7 {[%emt 0:01:23]} (17... Rad8 $1 $17 {[%cal Rd8d2]} 18. Rxd8 (18. Qxf6 Rxd2 19. Kxd2 Nd4 $17) 18... Rxd8 19. Qxf6 Kg8) 18. Qg4+ {[%emt 0:00:18]} (18. Qg3+ $11 Kh7 19. Qh4) 18... Kh7 $17 {[%emt 0:00:37]} 19. Qh4 {[%emt 0:00:09] [#]} Kg7 {[%emt 0:00:13]} (19... Rad8 $1 $17 {[%cal Rd8d2] ...Rxd2 would now be deadly.} 20. Rxd8 (20. Qxf6 Rxd2 21. Kxd2 Qb3 $15) 20... Rxd8 21. Qxf6 Kg8) 20. Qg4+ $11 {[%emt 0:00:09]} Kh7 {[%emt 0:01:02]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.9"]
[White "Adireddy Arjun"]
[Black "Das, Sayantan"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2326"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,64,27,20,42,20,27,-3,-8,-14,-8,-81,-76,-147,-155,-147,-152,-183,-172,-573,-570,-565,-555,-562,-558,-579,-576,-577,-564,-563,-552,-533,-528,-729,-708,-676,-447,-474,-471,-447,-396,-916,-762,-1143,-1129,-1055,-1052,-1495,-1443,-29973,-29972,-29993,-29994]} 1. c4 {[%emt 0:00:44]} e5 {[%emt 0:03:37]} 2. d3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:54]} 3. Nf3 {[%emt 0:00:07]} f5 {[%emt 0:00:59]} 4. g3 {[%emt 0:02:35]} Nf6 {[%emt 0:00:46]} 5. Bg2 {[%emt 0:00:06]} Bb4+ {[%emt 0:00:59]} 6. Bd2 {[%emt 0:02:20]} a5 {[%emt 0:03:31]} 7. O-O {[%emt 0:01:28]} O-O {[%emt 0:02:40]} 8. Nc3 {[%emt 0:04:54]} Bxc3 {[%emt 0:01:30]} 9. Bxc3 {[%emt 0:01:26]} d6 {[%emt 0:00:08]} 10. Ne1 {[%emt 0:10:44]} f4 {[%emt 0:07:26] The position is equal.} 11. Nc2 {[%emt 0:02:15]} Qe8 {[%emt 0:01:29]} 12. Qd2 {[%emt 0:22:33]} (12. e3 $11 {remains equal.}) 12... Qh5 $1 $17 {[%emt 0:03:42]} 13. gxf4 {[%emt 0:15:35]} (13. Qe1 $142) 13... Ng4 $1 {[%emt 0:08:07][%csl Gg4,LRf4,LRh2][%cal Rh5h2]} (13... Bh3 $6 14. f3 $11) 14. h3 {[%emt 0:00:14]} Nh6 {[%emt 0:00:05] A dynamic duo of knights.} 15. fxe5 {[%emt 0:07:18]} Bxh3 $40 {[%emt 0:03:26][%mdl 128] Black has strong attack.} 16. f3 $2 {[%emt 0:02:04]} (16. Bxh3 Qxh3 17. Qe3 Qg4+ 18. Qg3 Qxe2 (18... Nxe5 19. Qxg4 Nhxg4 20. f3 $14) 19. Ne3 (19. exd6 $2 Nf5 $19) 19... dxe5 (19... Qxd3 20. exd6 Rf7 21. Rfd1 $16) 20. Rae1 Qxd3 21. Rd1) 16... Bxg2 $19 {[%emt 0:11:35]} (16... dxe5 17. Bxh3 Qxh3 18. Rf2 $11) (16... Nxe5 17. Rf2 $17) 17. Kxg2 {[%emt 0:00:11] [#]} Rf5 $1 {[%emt 0:02:08] And now ...Rg5+ would win.} (17... Nxe5 $2 18. Bxe5 Qxe5 (18... dxe5 19. Rh1 $17) 19. d4 $19) (17... dxe5 18. Rh1 Qg6+ 19. Kf2 Ng4+ 20. Ke1 $14) 18. e4 {[%emt 0:04:47]} Qg6+ {[%emt 0:07:58]} 19. Kf2 {[%emt 0:01:25] [#]} Rxf3+ {[%emt 0:00:47][%mdl 512]} 20. Kxf3 {[%emt 0:00:11]} Rf8+ {[%emt 0:00:05]} (20... Nxe5+ $2 21. Bxe5 dxe5 22. Ne3 $18) 21. Ke2 {[%emt 0:00:13]} Qg2+ {[%emt 0:00:09]} (21... dxe5 $2 {too greedy.} 22. Rxf8+ (22. Bxa5 $2 Qg2+ 23. Kd1 Qxf1+ 24. Qe1 Qxd3+ 25. Qd2 Qxe4 $19) 22... Kxf8 23. Rf1+ (23. Bxa5 Qh5+ 24. Kf1 Qh1+ 25. Kf2 Qh2+ 26. Ke1 Qh1+ 27. Kf2 Qh2+ 28. Kf1 Qh1+ 29. Ke2 Qh5+ 30. Kf2 Qh2+ $11) 23... Nf7 24. Kd1 $18 (24. Bxa5 Qg4+ 25. Ke1 Qg3+ 26. Rf2 Qg1+ 27. Ke2 Qg4+ 28. Kf1 Kg8 $18)) 22. Kd1 {[%emt 0:00:05]} Qxf1+ {[%emt 0:00:50]} 23. Ne1 {[%emt 0:00:45]} Rf2 {[%emt 0:01:23]} 24. Qg5 {[%emt 0:01:28]} Qe2+ {[%emt 0:03:07]} 25. Kc1 {[%emt 0:00:06]} Nf7 {[%emt 0:01:29]} 26. Qd2 {[%emt 0:02:01]} Qf1 {[%emt 0:01:52]} ({Don't play} 26... Nfxe5 27. Qxe2 Rxe2 28. Kd1) 27. Qe3 {[%emt 0:00:29]} (27. Qd1) 27... Nfxe5 {[%emt 0:01:46]} 28. a3 {[%emt 0:00:38] Repels Nb4} Rf3 {[%emt 0:04:10]} 29. Qg5 {[%emt 0:02:27]} Rxd3 {[%emt 0:01:08]} 30. Kc2 {[%emt 0:00:43]} Qe2+ {[%emt 0:00:52]} ({Not} 30... Nxc4 31. Qxg7#) 31. Kb3 {[%emt 0:00:46]} a4+ {[%emt 0:00:41]} 32. Kxa4 {[%emt 0:00:49] [#]} Rxc3 $1 {[%emt 0:00:21][%mdl 512] White got outplayed after the opening.   Weighted Error Value: White=1.48/Black=0.27 (precise) .  Mistake:       	White=4     	---        Inaccurate:     	White=3     	---        OK:         	White=4     	Black=7      Best:        	White=2     	Black=3      Strong:       	---       	Black=3      Brilliant:      	---       	Black=1} 0-1

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.10"]
[White "Fedorov, Alexei"]
[Black "Czebe, Attila"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2409"]
[BlackElo "2278"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 24,29,5,0,0,0,0,0]} 1. e4 {[%emt 0:00:03]} e5 {[%emt 0:00:02]} 2. Nf3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:02]} 3. Bb5 {[%emt 0:00:03]} Nf6 {[%emt 0:00:06]} 4. O-O {[%emt 0:00:03]} Nxe4 {[%emt 0:00:03]} 5. d4 {[%emt 0:00:03][%cal Bd2d4,Bd4e5][%mdl 32]} Nd6 {[%emt 0:00:04]} 6. dxe5 {[%emt 0:00:02]} Nxb5 {[%emt 0:00:05]} 7. a4 {[%emt 0:00:02]} Nbd4 {[%emt 0:00:05]} 8. Nxd4 {[%emt 0:00:03]} Nxd4 {[%emt 0:00:03]} 9. Qxd4 {[%emt 0:00:03]} d5 {[%emt 0:00:04]} 10. exd6 {[%emt 0:00:03]} Qxd6 {[%emt 0:00:03]} 11. Qe4+ {[%emt 0:00:03]} Qe6 {[%emt 0:00:03]} 12. Qd4 {[%emt 0:00:03]} Qd6 {[%emt 0:00:03]} 13. Qe4+ {[%emt 0:00:04]} Qe6 {[%emt 0:00:03]} 14. Qd4 {[%emt 0:00:03]} Qd6 {[%emt 0:00:02]} 15. Qe4+ {[%emt 0:01:02]} 1/2-1/2

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.11"]
[White "Sathvik Adiga"]
[Black "Madhvendra Pratap Sharma"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "2395"]
[BlackElo "2281"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,78,-16,5,9,13,-4,0,0,0,0,23,0,0,-13,-13,-22,37,22,69,61,72,72,61,0,14,7,4,16,66,50,140,82,70,87,208,204,197,195,353,360,388,359,682,661,710,516,515,489,582,570,638,577,631,542,29997,29998,29998,29999,29999]} 1. e4 {[%emt 0:00:01]} e6 {[%emt 0:01:11]} 2. d4 {[%emt 0:00:09]} d5 {[%emt 0:00:22]} 3. Nc3 {[%emt 0:00:12]} Bb4 {[%emt 0:00:10]} 4. e5 {[%emt 0:00:03]} c5 {[%emt 0:00:07]} 5. a3 {[%emt 0:00:02]} Bxc3+ {[%emt 0:00:07]} 6. bxc3 {[%emt 0:00:09]} Ne7 {[%emt 0:00:06]} 7. a4 {[%emt 0:00:03]} Nbc6 {[%emt 0:00:08]} 8. Nf3 {[%emt 0:00:05]} Qa5 {[%emt 0:00:10]} 9. Bd2 {[%emt 0:01:04]} Bd7 {[%emt 0:00:19]} 10. Bb5 {[%emt 0:00:13]} Qc7 {[%emt 0:02:08]} 11. O-O {[%emt 0:06:05]} Na5 {[%emt 0:07:23]} 12. Bd3 {[%emt 0:03:00]} h6 {[%emt 0:16:42]} (12... c4 $5 13. Be2 $8 Nac6 $14) 13. h4 {[%emt 0:06:13]} b6 {[%emt 0:15:03]} 14. Re1 {[%emt 0:04:53]} Nf5 {[%emt 0:09:39]} 15. h5 {[%emt 0:07:43]} Nc6 {[%emt 0:15:42]} 16. g4 {[%emt 0:24:13]} Nfe7 {[%emt 0:00:30]} 17. Kg2 {[%emt 0:07:28]} c4 {[%emt 0:04:35]} 18. Be2 {[%emt 0:01:16]} f6 {[%emt 0:02:45]} (18... O-O-O $11) 19. Bf4 $14 {[%emt 0:05:39]} g5 {[%emt 0:06:43]} (19... f5 $11) 20. hxg6 {[%emt 0:02:37]} (20. exf6 $2 Qxf4 21. fxe7 Qxg4+ 22. Kh1 Qxh5+ (22... Nxe7 23. Ne5 $11) 23. Nh2 Qh4 $19) 20... Nxg6 {[%emt 0:00:09]} 21. Bg3 {[%emt 0:00:14]} (21. exf6 $2 Qxf4 (21... Nxf4+ $2 22. Kh1 $19) 22. Rh1 O-O $19 (22... Qxg4+ $2 23. Kf1 $19)) 21... fxe5 {[%emt 0:00:38]} 22. Nxe5 {[%emt 0:02:04]} (22. dxe5 $14 {feels stronger.} O-O-O 23. Rh1) 22... Ncxe5 $11 {[%emt 0:02:03]} 23. dxe5 {[%emt 0:00:01][%cal Oa4a5]} O-O-O {[%emt 0:01:15]} 24. Rh1 {[%emt 0:06:09]} Qb7 {[%emt 0:04:31]} (24... Rdf8 $11) 25. Qd4 {[%emt 0:07:06] and a5 would now be decisive} (25. a5 {is more complex.} d4+ 26. Bf3 Bc6 27. Bxc6 Qxc6+ 28. Qf3) 25... Ne7 {[%emt 0:00:58]} (25... Qc7 $1 $14) 26. Bh4 {[%emt 0:00:46] White is more active.} (26. a5 $142) 26... Nc6 {[%emt 0:00:49]} 27. Qd2 {[%emt 0:00:27]} Rdf8 {[%emt 0:03:26]} (27... Rdg8 $16) 28. Bf6 $18 {[%emt 0:00:50]} Rhg8 {[%emt 0:00:59]} 29. Rxh6 {[%emt 0:02:09]} (29. Qxh6 $6 Be8 $16) 29... d4 $2 {[%emt 0:01:56]} (29... Be8 {was worth a try.} 30. f4 Bg6) 30. Kg3 {[%emt 0:03:13]} (30. Bxc4 $2 {too greedy.} Nxe5+ 31. Kf1 Rxg4 $19 (31... Nxc4 $2 32. Qxd4 Qc6 33. g5 $19) (31... Nxg4 32. Bxd4 e5 33. Bxg8 $15) (31... Rxf6 $2 32. Rxf6 Qh1+ 33. Ke2 $19)) 30... d3 {[%emt 0:01:01]} 31. cxd3 {[%emt 0:03:12]} cxd3 $2 {[%emt 0:00:01]} (31... Na5 32. Qf4 (32. dxc4 Nb3 $18) 32... cxd3) 32. Qxd3 {[%emt 0:00:30]} Qc7 {[%emt 0:00:21][%cal Of8f6] Threatens to win with ...Rxf6!.} 33. Qd6 {[%emt 0:00:34]} Qxd6 {[%emt 0:00:36]} 34. exd6 {[%emt 0:00:17]} e5 {[%emt 0:01:24]} 35. Rah1 {[%emt 0:00:45]} Nd8 {[%emt 0:00:00]} 36. Rh8 {[%emt 0:01:42]} Rxh8 {[%emt 0:00:00]} 37. Rxh8 {[%emt 0:00:12]} Rxf6 {[%emt 0:00:02]} 38. Ba6+ {[%emt 0:00:06]} Kb8 {[%emt 0:00:07]} 39. Rxd8+ {[%emt 0:00:05]} Bc8 {[%emt 0:00:05]} 40. Rxc8# {[%emt 0:00:04]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.12"]
[White "Rosh Jain"]
[Black "Sanket Chakravarty"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2071"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 18,79,27,23,51,40,35,22,22,25,22,20,23,12,19,8,31,-6,-10,-8,8,-15,60,48,74,69,52,38,41,37,27,35,37,35,29,38,155,147,229,231,221,220,222,260,321,273,854,839,2283,1829,2148,2685,3442,3397,3113,2527,29960,29961,29957,29957,29942,11472,29983,29983]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:06:25]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:06][%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 {[%emt 0:00:06]} 4. Ba4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:18]} 5. O-O {[%emt 0:00:09]} Be7 {[%emt 0:00:14]} 6. Re1 {[%emt 0:00:09]} b5 {[%emt 0:00:14]} 7. Bb3 {[%emt 0:00:06]} d6 {[%emt 0:00:07]} 8. a4 {[%emt 0:00:04]} Bd7 {[%emt 0:00:37]} 9. c3 {[%emt 0:02:19]} O-O {[%emt 0:08:31]} 10. d4 {[%emt 0:02:08]} exd4 {[%emt 0:08:50]} 11. cxd4 {[%emt 0:03:30]} Bg4 {[%emt 0:01:52]} 12. axb5 {[%emt 0:09:41]} axb5 {[%emt 0:02:12] The position is equal.} 13. Rxa8 {[%emt 0:00:07]} Qxa8 {[%emt 0:00:06]} 14. Nc3 {[%emt 0:00:04]} Na5 {[%emt 0:10:37]} 15. Bc2 {[%emt 0:08:37][%cal Oh2h3] Threatening h3!} b4 {[%emt 0:01:22]} 16. Ne2 {[%emt 0:04:49]} c5 {[%emt 0:08:15]} (16... Nxe4 $2 17. Bxe4 d5 (17... Qxe4 $2 18. Ng3 $18) 18. Bb1 $18) (16... Bxf3 $5 17. gxf3 Rd8 $11) 17. h3 {[%emt 0:00:01]} Bxf3 {[%emt 0:04:27]} 18. gxf3 {[%emt 0:00:02]} Qc8 {[%emt 0:00:19]} 19. Kh2 {[%emt 0:07:39]} Nc6 {[%emt 0:00:54]} (19... Qc7 $11) 20. d5 $1 $14 {[%emt 0:01:06]} Nd4 {[%emt 0:07:09]} 21. Nxd4 {[%emt 0:12:37]} cxd4 {[%emt 0:00:15]} 22. Ba4 {[%emt 0:03:54]} Qc5 {[%emt 0:06:15]} 23. Bc6 {[%emt 0:04:53]} Nh5 {[%emt 0:07:17]} 24. f4 {[%emt 0:12:19][%cal Bf3f4,Bf4e5][%mdl 32]} g6 {[%emt 0:00:06]} 25. Qd3 {[%emt 0:00:04]} Bh4 {[%emt 0:01:38]} 26. Kg1 {[%emt 0:00:01][%cal Bh2g1,Bg1f1,Bf1f2,Bf2e1][%mdl 32]} f5 {[%emt 0:13:43]} (26... Rb8 $14) 27. e5 $16 {[%emt 0:10:00]} dxe5 {[%emt 0:00:28]} (27... Rb8 $16 28. Bd2 Be7) 28. fxe5 $18 {[%emt 0:00:09]} f4 {[%emt 0:00:04]} 29. Bd2 {[%emt 0:06:30]} Rf5 {[%emt 0:00:49][%cal Bf8f5,Bf5g5,Bg5g3,Bg3d3,Bd3d2][%mdl 32]} 30. Re4 {[%emt 0:02:43]} Rg5+ {[%emt 0:04:25]} 31. Kf1 {[%emt 0:00:06][%cal Oe5e6] Strongly threatening e6!} Bxf2 $2 {[%emt 0:00:06]} (31... Ng3+ 32. fxg3 Rxg3 33. Qxd4 Rf3+ 34. Ke2 Rf2+ 35. Kd3 Rf3+ 36. Be3 Rxe3+ 37. Rxe3 Qxd4+ 38. Kxd4 Bf2) 32. Kxf2 {[%emt 0:00:42]} Rg3 {[%emt 0:00:06]} 33. Qxd4 {[%emt 0:00:50]} Qc2 {[%emt 0:00:03] [#]} 34. d6 $1 {[%emt 0:05:32] Intending d7 and mate.} Rd3 {[%emt 0:00:32] [#]} (34... Kg7 35. e6+) 35. Qc4+ $1 {[%emt 0:00:01]} (35. Qxb4 $2 {is the wrong capture.} Rxd2+ $19 (35... Qxc6 $2 {loses.} 36. Qb8+ Kg7 37. Qc7+ Qxc7 38. dxc7 $18) (35... Qxc6 $2 36. Qb8+ Kg7 37. Qc7+ Qxc7 38. dxc7 $18)) ({Don't go for} 35. Bd5+ $2 Kh8 36. Qc4 Rxd2+ (36... Qxd2+ 37. Re2 $18) 37. Re2 Rxe2+ (37... Qxb2 38. Bf3 $11) 38. Qxe2 Qc5+ 39. Ke1 Qxd5 $19) 35... Qxc4 {[%emt 0:00:50]} 36. Rxc4 {[%emt 0:00:01] Ke2 is the strong threat.} Rxd2+ {[%emt 0:00:05]} 37. Ke1 {[%emt 0:00:16]} Rd3 {[%emt 0:00:42]} 38. Be4 {[%emt 0:01:26]} Re3+ {[%emt 0:00:20]} 39. Kd2 {[%emt 0:00:39] d7 would kill now.} Kf7 {[%emt 0:00:26]} 40. Bd5+ {[%emt 0:00:21] Weighted Error Value: White=0.05 (flawless) /Black=0.70.  Mistake:       	---       	Black=4      Inaccurate:     	White=1     	Black=2      OK:         	White=10    	Black=6      Best:        	White=2     	Black=2      Strong:       	White=1     	---} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.13"]
[White "Nguyen, Duc Hoa"]
[Black "Arnav Agrawal"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2358"]
[BlackElo "2006"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,79,10,0,0,-2,5,4,52,26,56,21,107,90,111,110,147,127,164,160,222,111,123,101,101,107,104,87,84,85,228,231,232,238,236,241,287,304,470,421,466,473,540,526,514,507,808,775,1025,1025,1004,862,795,808,815,708,900,902,1094,1072,954,909,878,875,953,947,1665,773,990,729,729,710]} 1. d4 {[%emt 0:01:07]} Nf6 {[%emt 0:00:08]} 2. c4 {[%emt 0:00:18]} g6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:09]} Bg7 {[%emt 0:00:08]} 4. e4 {[%emt 0:00:21][%cal Be2e4,Be4e5][%mdl 32]} O-O {[%emt 0:00:06]} 5. e5 {[%emt 0:01:38]} Ne8 {[%emt 0:00:07]} 6. Nf3 {[%emt 0:01:50]} d6 {[%emt 0:00:07]} 7. Bf4 {[%emt 0:00:31]} Nc6 {[%emt 0:04:52]} 8. h3 {[%emt 0:00:23]} h6 {[%emt 0:05:11]} (8... Bf5 $11 {was preferable.}) 9. Be2 {[%emt 0:04:01]} g5 {[%emt 0:15:04]} 10. Bg3 {[%emt 0:04:33]} Bf5 {[%emt 0:00:51]} (10... dxe5 $11 {keeps the balance.} 11. d5 (11. Bxe5 Nxe5 12. dxe5 Qxd1+ 13. Rxd1 c6 $11) (11. dxe5 Qxd1+ 12. Rxd1 f5 $14) 11... Nd4) 11. Qb3 $16 {[%emt 0:02:26]} Qc8 {[%emt 0:11:36]} 12. Rd1 {[%emt 0:00:39]} dxe5 {[%emt 0:01:59]} 13. dxe5 {[%emt 0:00:47]} (13. Nxe5 $6 Nxe5 14. dxe5 (14. Bxe5 Bxe5 15. dxe5 c6 $14) 14... c6 $14) 13... Bh8 {[%emt 0:00:20]} 14. Nd5 {[%emt 0:03:22]} Ng7 {[%emt 0:15:08] [#]} (14... Be4 $16 15. Qe3 Bxf3) 15. Nd4 {[%emt 0:02:30]} ({Better is} 15. h4 $1 $18 {[%cal Rh4g5]}) 15... Re8 {[%emt 0:00:13] [#]} 16. e6 $1 {[%emt 0:05:26][%mdl 512]} Bxe6 {[%emt 0:03:24]} 17. Nxc7 {[%emt 0:00:35] White has more active pieces.} Nxd4 {[%emt 0:00:06]} 18. Rxd4 {[%emt 0:00:13][%cal Od4d2]} Nf5 {[%emt 0:00:20]} 19. Rd2 $36 {[%emt 0:00:20][%mdl 2048] White is on the roll.} Nxg3 {[%emt 0:00:24]} (19... b5 $16 {keeps fighting.}) 20. Qxg3 $18 {[%emt 0:00:11][%cal Oh3h4]} Rd8 {[%emt 0:04:43] [#]} 21. Rxd8+ $1 {[%emt 0:01:11]} Qxd8 {[%emt 0:00:07]} 22. Nxa8 {[%emt 0:00:11]} Qa5+ {[%emt 0:09:37]} 23. Kf1 {[%emt 0:00:21] and Qb8+ would now be decisive} Qxa2 {[%emt 0:05:25]} (23... Qd8 $142 24. Nc7 Bxc4) 24. Qb8+ {[%emt 0:00:31]} Kg7 {[%emt 0:01:00] ( -> ...Qa1+)} 25. g3 {[%emt 0:01:43]} (25. Qxb7 $2 {is a self mate.} Qb1+) 25... Qxb2 {[%emt 0:01:20]} 26. Nc7 {[%emt 0:01:56][%cal Ba8c7,Bc7d5,Bd5e3][%mdl 32]} Bf5 {[%emt 0:04:36]} 27. Bf3 {[%emt 0:00:15] Prevents Be4.} b6 {[%emt 0:02:40]} (27... Kh7 $142 28. Qe8 (28. Qxb7 Qxb7 29. Bxb7 a5 $18) (28. Qxa7 $2 {loses.} Bd4 $19) 28... Bg6) 28. Nd5 {[%emt 0:01:32]} Bd3+ {[%emt 0:04:28]} 29. Kg2 {[%emt 0:00:10]} Be2 {[%emt 0:00:03]} 30. Re1 {[%emt 0:01:23]} (30. Nxe7 Bxf3+ 31. Kxf3 Qf6+ 32. Kg2 Qxe7 $18) 30... Bxf3+ {[%emt 0:00:31]} 31. Kxf3 {[%emt 0:00:07]} e6 {[%emt 0:00:15]} 32. Ne3 {[%emt 0:00:45]} a5 {[%emt 0:00:15]} 33. Qe8 {[%emt 0:00:34]} h5 {[%emt 0:01:43][%cal Bh6h5,Bh5h4][%mdl 32]} 34. Rd1 {[%emt 0:00:19]} Kg6 {[%emt 0:04:33]} 35. Rd7 {[%emt 0:00:34]} Qf6+ {[%emt 0:00:10]} 36. Kg2 {[%emt 0:00:07]} Bg7 {[%emt 0:00:12]} 37. Rb7 {[%emt 0:00:31]} h4 {[%emt 0:00:06]} 38. Qc6 {[%emt 0:01:16]} Qe5 {[%emt 0:02:02] Prevents Qe4+.} 39. g4 {[%emt 0:01:21]} Qf4 {[%emt 0:00:47]} 40. Qf3 {[%emt 0:00:15]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.14"]
[White "Mohamed Anees M"]
[Black "Anadkat Kartavya"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2334"]
[BlackElo "2139"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 22,95,0,0,0,12,17,2,12,26,22,22,22,18,33,41,70,48,115,112,94,113,108,34,37,16,76,64,84,18,14,14,160,139,135,136,202,210,208,195,208,186,202,197,179,172,216,155,158,88,230,229,229,224,218,235,263,260,338,300,362,389,363,379,454,468,480,499,484,445,527,524,648,647,1159,1147]} 1. e4 {[%emt 0:00:02]} e5 {[%emt 0:07:23]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:03]} 3. Bb5 {[%emt 0:00:06][%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 {[%emt 0:00:04]} 4. Ba4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:05]} 5. O-O {[%emt 0:00:06]} Be7 {[%emt 0:00:03]} 6. Re1 {[%emt 0:00:43]} b5 {[%emt 0:00:07]} 7. Bb3 {[%emt 0:00:05]} O-O {[%emt 0:00:04]} 8. h3 {[%emt 0:00:21]} Bb7 {[%emt 0:01:24]} 9. d3 {[%emt 0:00:24]} d5 {[%emt 0:00:26]} 10. exd5 {[%emt 0:01:28]} Nxd5 {[%emt 0:00:08]} 11. Nxe5 {[%emt 0:01:48]} Nxe5 {[%emt 0:04:56]} 12. Rxe5 {[%emt 0:00:06]} Qd6 {[%emt 0:00:02]} 13. Re1 {[%emt 0:02:03]} c5 {[%emt 0:00:11]} 14. Nd2 {[%emt 0:06:55]} Rae8 {[%emt 0:00:29]} 15. Ne4 {[%emt 0:04:58]} Qc6 {[%emt 0:03:57]} 16. c4 {[%emt 0:06:22]} Nb6 $1 {[%emt 0:05:06]} 17. f3 {[%emt 0:12:26]} Bh4 {[%emt 0:18:08] and ...bxc4 would now be decisive} 18. Rf1 $36 {[%emt 0:02:18][%mdl 2048] White is more active.} Kh8 {[%emt 0:08:11]} 19. Bf4 {[%emt 0:07:24]} Rd8 {[%emt 0:03:04]} ({Better is} 19... f5 $14 20. Nd6 Rd8) 20. Qc2 $1 $16 {[%emt 0:02:02]} b4 {[%emt 0:03:05]} 21. Be3 {[%emt 0:13:34]} Be7 {[%emt 0:02:18]} 22. a3 {[%emt 0:14:44]} (22. Qf2 $16) 22... f5 $14 {[%emt 0:00:38]} 23. Nd2 {[%emt 0:00:23]} a5 {[%emt 0:03:47]} (23... bxa3 $1 $11 {remains equal.} 24. Rxa3 (24. bxa3 Qd6 $11) 24... Rfe8) 24. axb4 $16 axb4 {[%emt 0:00:07]} 25. Rfd1 {[%emt 0:00:45]} (25. Bf2 $1 $16) 25... Bf6 $11 {[%emt 0:05:06]} 26. Nf1 {[%emt 0:05:13]} (26. Ra5 {is more complex.} Rfe8 27. Bxc5 Re2 28. d4) 26... Bd4 {[%emt 0:05:00]} (26... g5 $11) 27. Bxd4 {[%emt 0:01:00]} Rxd4 {[%emt 0:00:03]} 28. Qf2 {[%emt 0:00:34]} f4 {[%emt 0:06:47]} (28... Qd6 $16) 29. Bc2 $18 {[%emt 0:01:30]} Nc8 {[%emt 0:01:59][%cal Bb6c8,Bc8e7,Be7f5,Bf5e3][%mdl 32]} 30. Nd2 {[%emt 0:02:10]} Ne7 {[%emt 0:03:02]} 31. Nb3 {[%emt 0:01:04]} Nf5 {[%emt 0:00:08]} 32. Ra5 {[%emt 0:01:27][%cal Oa5c5]} Rdd8 {[%emt 0:07:40]} 33. Rxc5 {[%emt 0:01:19]} (33. Nxc5 Ne3 $16) (33. Qxc5 $6 Qf6 $14) 33... Qh6 {[%emt 0:00:08]} 34. Re1 {[%emt 0:05:35]} Ne3 {[%emt 0:00:14] [#]} 35. Re5 {[%emt 0:02:36]} (35. d4 $142 $1) 35... Rde8 {[%emt 0:02:35] [#]} (35... Bc6 $16 {was worth a try.}) 36. Rxe8 $1 {[%emt 0:02:08]} Rxe8 {[%emt 0:00:00]} 37. d4 {[%emt 0:00:26][%cal Bd3d4,Bd4d5][%mdl 32]} Bc8 {[%emt 0:01:14]} 38. Bd3 {[%emt 0:02:11]} Rd8 {[%emt 0:05:18]} 39. d5 {[%emt 0:01:23]} Re8 {[%emt 0:00:22]} 40. Nd4 {[%emt 0:00:57]} Qg5 {[%emt 0:04:09]} 41. Kh2 {[%emt 0:01:09]} Qf6 {[%emt 0:01:42]} 42. Nc2 {[%emt 0:00:41]} (42. Nc6 b3 43. c5 g6 $18) 42... g6 {[%emt 0:01:36]} 43. b3 {[%emt 0:00:40]} (43. Nxb4 Bd7 44. Re2 Qd4 $18) (43. Nxe3 fxe3 44. Qe2 Bf5 45. Bxf5 Qxf5 $18) 43... Qe5 {[%emt 0:00:39]} 44. Be4 {[%emt 0:00:24]} (44. Nxb4 Qc3 $16) 44... Bf5 {[%emt 0:00:24]} 45. Nxe3 {[%emt 0:00:32]} ({Less strong is} 45. Nxb4 Bxe4 46. Nc6 (46. fxe4 g5 $18) 46... Qf5 47. fxe4 Qxe4 $18) ({But not} 45. Bxf5 gxf5 46. Qh4 (46. Nxb4 Qc3 $18) 46... Rg8 $18) 45... fxe3+ {[%emt 0:00:02]} 46. Qg3 {[%emt 0:00:03] Hoping for Qxe5+.} Qd4 {[%emt 0:00:18]} 47. Qf4 {[%emt 0:00:28][%csl LRe3,LRf5]} Bxh3 {[%emt 0:01:01]} 48. Kxh3 {[%emt 0:00:29]} 1-0

[Event "15th Chennai GM Open 2025"]
[Site "Chennai"]
[Date "2025.01.09"]
[Round "10.15"]
[White "Laxman, R.R."]
[Black "Mayukh Majumder"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2303"]
[BlackElo "2013"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2025.01.02"]
[EventType "swiss"]
[EventCountry "IND"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,105,8,13,-22,14,0,22,6,57,53,111,104,124,123,122,101,118,89,86,90,160,106,105,44,53,22,41,0,45,-71,27,-52,-48,-28,-22,-64,-26,-58,-79,-60,-23,-39,-31,-106,-107,-118,-66,-63,-57,-68,-55,-62,-56,-81,-36,-39,-46,-56,-19,-122,-79,-80,-82,-85,-63,-97,-94,-105,-99,-140,-77,-109,-75,-75,-84,-81,-81,-75,-63,-57,-50,-60,-55,-59,-64,-86,-87,-93,-68,-85,-68,-66,-15,-15,-15,-15]} 1. d4 {[%emt 0:00:21]} Nf6 {[%emt 0:00:07]} 2. c4 {[%emt 0:00:02]} g6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:41]} Bg7 {[%emt 0:00:13]} 4. Nc3 {[%emt 0:00:25]} d5 {[%emt 0:01:40]} 5. e3 {[%emt 0:00:05]} O-O {[%emt 0:00:37]} 6. b4 {[%emt 0:00:03]} c6 {[%emt 0:03:48]} 7. Be2 {[%emt 0:02:09]} Be6 {[%emt 0:04:08]} 8. c5 {[%emt 0:04:59]} a6 {[%emt 0:00:45]} 9. O-O {[%emt 0:00:14]} Nbd7 {[%emt 0:00:09]} (9... Bg4 $11) 10. Ng5 $1 $14 {[%emt 0:00:42][%cal Bf3g5,Bg5h3,Bh3f4][%mdl 32]} Bf5 {[%emt 0:08:00]} (10... Ne8 $14) 11. g4 $16 {[%emt 0:04:34] White is more active.} h6 {[%emt 0:03:54]} 12. Nh3 {[%emt 0:01:36]} Be6 {[%emt 0:03:23]} 13. Nf4 {[%emt 0:00:02]} g5 {[%emt 0:02:22]} 14. Nxe6 {[%emt 0:00:07]} fxe6 {[%emt 0:00:05]} 15. f4 {[%emt 0:00:05]} Nh7 {[%emt 0:05:00]} ({Black should try} 15... gxf4 16. exf4 a5) 16. Qd3 {[%emt 0:02:23]} (16. Rb1 $142) 16... a5 {[%emt 0:04:47]} 17. bxa5 {[%emt 0:01:51]} (17. b5 $16) 17... gxf4 $1 $14 {[%emt 0:01:20]} 18. exf4 {[%emt 0:00:08][%cal Oa5a6]} Qxa5 {[%emt 0:00:05][%cal Od7c5]} 19. Qe3 {[%emt 0:06:28][%cal Oa1b1] And now Rb1! would win.} (19. Rb1 $5) 19... Nxc5 {[%emt 0:14:14]} 20. Bd2 {[%emt 0:00:06] [#]} (20. dxc5 $2 Qxc3 21. Qxc3 (21. Qxe6+ $2 Rf7 $19) 21... Bxc3 $19) (20. Rb1 $1 $14 {stays ahead.}) 20... Na4 {[%emt 0:00:25]} (20... Qb4 $1 $17 21. Nb5 (21. dxc5 $2 Bd4 $19) 21... Qa4 22. dxc5 cxb5 23. Qxe6+ Kh8) 21. Nxa4 {[%emt 0:03:28]} (21. Qxe6+ Rf7 22. Kh1 Qa7 $19 (22... Nxc3 23. Bd3 $11)) ({White should try} 21. Bd3 $11 Nb2 22. Nd1 (22. Qxe6+ Kh8 $11)) 21... Qxa4 $15 {[%emt 0:00:12]} 22. Bc3 $1 {[%emt 0:00:02][%cal Oe2d3]} (22. Qxe6+ $2 Rf7 23. Bc3 Bxd4+ 24. Bxd4 Qxd4+ 25. Kh1 Qf6 $17 (25... Nf6 $2 26. Bf3 $17)) 22... Kh8 {[%emt 0:02:48]} 23. Bd1 {[%emt 0:04:18]} Qa3 $1 {[%emt 0:03:50]} 24. Bc2 {[%emt 0:00:53][%cal Og4g5]} Nf6 {[%emt 0:03:08]} 25. Rf3 {[%emt 0:07:27]} Nxg4 {[%emt 0:07:14]} 26. Qxe6 {[%emt 0:00:02]} Nf6 {[%emt 0:00:08][%cal Bg4f6,Bf6h5,Bh5f4][%mdl 32]} 27. Rg3 {[%emt 0:01:36] [#]} (27. Kh1 $15) 27... Qd6 $1 $17 {[%emt 0:02:48]} ({Don't blunder} 27... Nh5 $2 28. Qg6 Kg8 29. Qxh5 $18) 28. Qe5 {[%emt 0:00:09]} Qxe5 {[%emt 0:04:36]} (28... Ra3 $17 {[%cal Oa3c3]} 29. Qxd6 exd6) 29. fxe5 $15 {[%emt 0:00:04]} Nh5 {[%emt 0:02:06]} 30. Re3 $1 {[%emt 0:00:58]} Nf4 {[%emt 0:01:19]} 31. a4 {[%emt 0:00:51]} Ne6 {[%emt 0:00:22]} 32. Rd3 {[%emt 0:01:01]} c5 {[%emt 0:04:09]} 33. dxc5 {[%emt 0:00:17]} d4 {[%emt 0:01:34]} 34. Bb4 {[%emt 0:00:06][%cal Oc5c6]} Nf4 {[%emt 0:00:21]} (34... Bxe5 35. Re1 Rf5 36. Rh3 Rg5+ 37. Kh1 $16) (34... Rac8 $5 35. Re1 b6 $17) 35. Rd2 {[%emt 0:00:56]} (35. Rf3 $11) 35... Bxe5 {[%emt 0:00:22]} 36. Re1 {[%emt 0:00:09] Prevents d3.} Bf6 {[%emt 0:00:56]} 37. Bb3 {[%emt 0:00:48] Inhibits Nd5.} Rfc8 {[%emt 0:04:34]} 38. a5 {[%emt 0:02:40]} e5 {[%emt 0:00:11]} 39. Re4 {[%emt 0:00:50]} Rc7 {[%emt 0:00:49]} 40. Kf1 {[%emt 0:00:52]} Rac8 {[%emt 0:02:25]} (40... Rf8 $142 {Hoping for ...Bh4.} 41. Ke1 Bh4+ 42. Kd1 Rf5) 41. Bc4 {[%emt 0:01:19]} Rxc5 {[%emt 0:01:03]} 42. Bxc5 {[%emt 0:00:04]} Rxc5 {[%emt 0:00:03]} 43. Rdxd4 {[%emt 0:02:25]} exd4 {[%emt 0:00:06]} 44. Rxf4 $17 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRB. Black is a pawn up.} Bg7 {[%emt 0:00:17]} 45. Bd3 {[%emt 0:00:20]} Rxa5 {[%emt 0:00:07]} 46. Rf7 {[%emt 0:00:08]} Ra1+ {[%emt 0:01:23]} 47. Kg2 {[%emt 0:00:08]} Ra2+ {[%emt 0:00:23]} 48. Kh1 {[%emt 0:00:42]} Rd2 {[%emt 0:02:15]} 49. Be4 {[%emt 0:00:50]} Re2 {[%emt 0:02:36]} 50. Bxb7 {[%emt 0:02:05]} d3 {[%emt 0:02:25]} 51. Rd7 {[%emt 0:00:10]} Be5 {[%emt 0:03:02]} (51... d2 $15 52. Bf3 Re3) 52. Rxd3 $11 {[%emt 0:00:12]} Rxh2+ {[%emt 0:00:09]} 53. Kg1 {[%emt 0:00:02]} 1/2-1/2

