[Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Mendonca, Leon Luke"] [Black "Harshavardhan G B"] [Site "Hyatt Regency, Chennai, India"] [Round "1.1"] [Annotator "Shahid"] [Result "1-0"] [Date "2025.08.06"] [ECO "A77"] [WhiteElo "2606"] [BlackElo "2454"] [PlyCount "93"] [GameId "2207897865035776"] [EventDate "2025.??.??"] {[%evp 0,93,11,28,15,26,31,31,49,33,49,46,48,43,43,40,36,42,53,53,50,54,63,86,85,64,74,75,99,12,112,161,96,102,187,103,168,115,187,153,125,143,180,158,107,210,146,106,76,134,97,103,120,19,4,-21,26,-16,5,-37,-48,-37,55,-64,6,31,54,-54,-13,56,179,171,192,293,175,328,286,311,268,338,385,351,511,392,402,476,619,693,619,799,1129,1231,1303,1832,29993,1328]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Nd2 Bg7 8. e4 O-O 9. Be2 Re8 10. O-O Nbd7 11. a4 Ne5 12. Ndb1 a6 13. h3 c4 14. Be3 Bd7 15. a5 Rc8 16. Nd2 Nd3 17. Qb1 Nc5 18. Bxc4 Qe7 19. f3 Nh5 20. Ra3 Be5 21. Ne2 Qh4 22. b4 Na4 23. f4 Bg7 24. Bf2 Qd8 25. Rb3 f5 26. Bd4 Bxd4+ 27. Nxd4 Rxc4 28. Nxc4 Rxe4 29. Ne6 Bxe6 30. dxe6 Rxc4 31. Re3 Qe8 32. Rc1 d5 33. Rxc4 dxc4 34. Qa2 Qc6 $4 (34... b5 35. axb6 Nxb6 36. Qxa6 Nxf4) 35. Qd2 $18 Ng7 36. Qd7 h6 37. Qf7+ Kh7 38. e7 Qe8 39. Qxc4 g5 40. Qd4 Nh5 41. fxg5 hxg5 42. Qe5 Kg6 43. Qd6+ Kg7 44. Re6 Nf4 45. Qe5+ Kg8 46. Rh6 Ng6 47. Rxg6+ 1-0 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Puranik, Abhimanyu"] [Black "Adhiban, B.."] [Site "Hyatt Regency, Chennai, India"] [Round "1.2"] [Annotator "Shahid"] [Result "1/2-1/2"] [Date "2025.08.07"] [ECO "E61"] [WhiteElo "2635"] [BlackElo "2534"] [PlyCount "91"] [GameId "2208130938802176"] [EventDate "2025.??.??"] {[%evp 0,91,13,26,15,18,38,42,37,40,36,25,28,38,68,68,68,52,44,31,111,26,116,40,53,52,68,34,106,34,3,-5,64,-52,-37,-125,-59,-64,-124,-155,-129,-152,-172,-147,-157,-145,-129,-128,-154,-131,-1,-113,-100,-1,-114,-12,-98,-73,-97,-100,7,-79,-81,7,-83,-84,-82,10,-69,-54,-76,-62,-66,-69,-57,-61,-52,-37,-54,-47,-45,-43,-36,-64,33,-54,-58,-4,-51,-41,-47,-21,-52,-40]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 c5 6. d5 b5 7. cxb5 a6 8. e3 Qa5 9. Nd2 h6 10. Nc4 Qd8 11. Bh4 (11. Bxf6 Bxf6 12. b6) 11... axb5 12. Nxb5 Ba6 13. Nc3 d6 14. a4 Nbd7 15. Rb1 Qb8 16. Bxf6 Bxf6 17. Nb5 Bxb5 18. axb5 Qxb5 19. Bd3 Qb7 20. Be2 Qb4+ 21. Kf1 Rfb8 22. g3 Nb6 23. Nxb6 Rxb6 24. b3 Ra2 25. Bc4 Rb8 26. Kg2 Rba8 27. Qf3 Rd2 28. Rhd1 h5 29. Rxd2 Qxd2 30. Qd1 Qb4 31. h4 Ra2 32. Rc1 Kg7 33. Rc2 Ra1 34. Rc1 Ra3 35. Qe1 Qb7 36. Qd2 Qb4 37. Rc2 Ra1 38. Ra2 Qxd2 39. Rxd2 Bc3 40. Rc2 Bb4 41. Kf3 Kf6 42. Kf4 Be1 43. Re2 Bc3 44. Rc2 Be1 45. Re2 Bc3 46. Rc2 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Vaishali, Rameshbabu"] [Black "Iniyan, Pa"] [Site "Hyatt Regency, Chennai, India"] [Round "1.3"] [Result "1/2-1/2"] [Date "2025.08.07"] [ECO "B90"] [WhiteElo "2476"] [BlackElo "2586"] [PlyCount "115"] [GameId "2208130936152064"] [EventDate "2025.??.??"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Nd5 Bxd5 10. exd5 Nbd7 11. Qd2 Qc7 12. O-O-O Be7 13. c4 a5 14. Kb1 a4 15. Nc1 Qa5 16. Qxa5 Rxa5 17. b4 axb3 18. Nxb3 Ra4 19. c5 dxc5 20. d6 c4 21. dxe7 cxb3 22. axb3 Ra8 23. Bg5 Kxe7 24. Bb5 Rhd8 25. Rhe1 Kf8 26. Kb2 e4 27. Bxd7 Rxd7 28. Rxd7 Nxd7 29. Rxe4 f6 30. Bf4 Re8 31. Rxe8+ Kxe8 32. Kc3 Ke7 33. Kd4 Ke6 34. h4 Nb6 35. Kc5 Nd7+ 36. Kd4 Nb6 37. Bg3 Nd7 38. Bc7 Nf8 39. Bg3 Nd7 40. b4 Nb6 41. Bb8 Nd7 42. Bc7 Nf8 43. Kc5 Nd7+ 44. Kd4 Nf8 45. Kc5 Nd7+ 46. Kc4 Nf8 47. Bg3 Nd7 48. Kd4 Nb6 49. b5 Nd7 50. Be1 Nb6 51. Bd2 Nd7 52. Bb4 Nb6 53. Bf8 g6 54. Bh6 Nd7 55. Bf4 Nb6 56. Kc5 Nd7+ 57. Kd4 Nb6 58. Ke4 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Dronavalli, Harika"] [Black "Ghosh, Diptayan"] [Site "Hyatt Regency, Chennai, India"] [Round "1.4"] [Annotator "Shahid"] [Result "0-1"] [Date "2025.08.07"] [ECO "C47"] [WhiteElo "2487"] [BlackElo "2576"] [PlyCount "88"] [GameId "2208130938597376"] [EventDate "2025.??.??"] {[%evp 0,88,19,15,1,16,14,15,25,26,41,26,0,-1,3,-1,0,-2,1,-85,-3,-7,10,5,13,-30,24,-7,21,-69,27,-59,-55,31,43,16,10,10,-142,-32,-1,-36,-12,-34,-23,-38,-59,-16,-121,-63,-57,-61,-99,-75,12,1,29,-108,-96,-140,-133,-100,-85,-120,-148,-148,-151,-156,-142,-142,-163,-212,-226,-202,-255,-260,-251,-283,-271,-278,-366,-297,-432,-468,-803,-780,-892,-843,-924,-29997,-29998]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O cxd5 10. h3 c6 11. Qf3 Re8 12. Bf4 Bd6 13. Rfe1 Be6 14. Ne2 c5 15. Rad1 Rb8 16. b3 h6 17. c4 d4 18. Bxd6 Qxd6 19. Ng3 Bd7 20. Ne4 Nxe4 21. Bxe4 Re7 22. Bd5 Rbe8 23. Rxe7 Rxe7 24. a3 a5 25. Qd3 Qf4 26. g3 Qf5 27. Qd2 Qh5 28. Rf1 $2 (28. Re1 Rxe1+ 29. Qxe1 Kh7 (29... Qxh3 $2 30. Qxa5 $18) (29... d3 30. Qxa5)) 28... Bxh3 (28... Qe2 29. Qxe2 Rxe2) 29. Qxa5 $4 Qe2 $19 30. Bg2 Bxg2 31. Kxg2 Qe4+ (31... d3 32. Qa8+ Re8) 32. Kg1 $4 (32. f3 Qe3) 32... Re5 33. Qd2 Rh5 34. f3 Qg6 35. Kg2 Qe6 36. g4 Re5 37. Rf2 h5 38. Qa5 Kh7 39. Qd8 f6 40. b4 hxg4 41. f4 Rh5 42. Qa8 Qe3 43. bxc5 g3 44. Rf3 Rh2+ 0-1 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Pranesh M"] [Black "Aryan Chopra"] [Site "Hyatt Regency, Chennai, India"] [Round "1.5"] [Result "1-0"] [Date "2025.08.07"] [ECO "B12"] [WhiteElo "2589"] [BlackElo "2634"] [PlyCount "51"] [GameId "2208130936156160"] [EventDate "2025.??.??"] 1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bd3 e6 8. O-O Ne7 9. Nd2 a5 10. Nf3 Ba6 11. Bxa6 Rxa6 12. c4 Ng6 13. cxd5 cxd5 14. h4 h5 15. Qe2 Ra8 16. Be3 Be7 17. g3 Qb8 18. Bd4 Bd8 19. Rac1 O-O 20. Rc3 a4 21. Rfc1 Qb7 22. Bc5 Re8 23. Bd6 d4 24. Nxd4 Qd5 25. Nc6 a3 26. b4 1-0