[Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Puranik, Abhimanyu"] [Black "Harshavardhan G B"] [Site "Hyatt Regency, Chennai, India"] [Round "3.1"] [Annotator "Shahid"] [Result "1-0"] [Date "2025.08.06"] [ECO "A15"] [WhiteElo "2635"] [BlackElo "2454"] [PlyCount "81"] [GameId "2207897863667712"] [EventDate "2025.??.??"] {[%evp 0,81,12,23,14,11,26,29,41,44,36,35,47,39,46,36,68,56,33,33,51,64,43,-47,12,6,42,44,71,71,55,-25,123,149,208,219,219,178,211,257,242,257,250,261,263,262,284,92,369,219,310,358,406,412,394,389,422,408,401,348,430,414,471,405,391,469,510,479,547,503,541,630,630,554,560,391,769,792,817,737,697,706,615,714]} 1. Nf3 Nf6 2. c4 b6 3. g3 g6 4. d4 Bb7 5. Bg2 c5 6. d5 b5 7. O-O Bg7 8. Re1 O-O 9. e4 bxc4 10. Nc3 d6 11. Nd2 Nbd7 12. Nxc4 a5 13. a4 Ba6 14. Nb5 Qb8 15. Bf1 Bxb5 16. axb5 Ne5 $2 (16... a4) 17. Nxe5 $18 dxe5 18. Bd2 Ne8 19. Rxa5 Rxa5 20. Bxa5 Nd6 21. Qa4 Qb7 22. b6 f5 23. Qc6 fxe4 24. b4 cxb4 25. Bxb4 Qb8 26. Bh3 h5 27. Bc5 Kh7 28. Qc7 Qe8 29. Bf1 Qa4 30. Qxe7 Qa5 31. Qxd6 Qxe1 32. b7 e3 33. Bxe3 Qb1 34. Qb6 Qxb6 35. Bxb6 e4 36. Bc7 Bd4 37. b8=Q Rxf2 38. Qb4 Be3 39. Qxe4 Ba7 40. Bd3 Rf4+ 41. Kg2 1-0 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Vaishali, Rameshbabu"] [Black "Mendonca, Leon Luke"] [Site "Hyatt Regency, Chennai, India"] [Round "3.2"] [Annotator "Shahid"] [Result "0-1"] [Date "2025.08.09"] [ECO "C54"] [WhiteElo "2476"] [BlackElo "2606"] [PlyCount "124"] [GameId "2208892183437312"] [EventDate "2025.??.??"] {[%evp 0,124,7,43,22,20,18,18,21,4,27,28,27,17,31,33,30,19,15,26,15,-21,3,-2,8,0,-55,3,3,-6,18,0,-6,-7,-27,103,4,12,-15,-81,-84,-76,-45,-81,-82,93,-48,0,-37,0,-31,-31,-29,-50,-58,-45,-52,-47,-56,-92,-95,-98,-98,-93,-111,-101,-225,-100,-134,-111,-108,-61,-95,-105,-104,-105,-108,-108,-108,-107,-113,-114,-104,-109,-112,-104,-102,-111,-132,-117,-101,-139,-139,-139,-145,-142,-145,-146,-164,-156,-161,-170,-174,-174,-165,-207,-164,-172,-200,-167,-179,-192,-176,-174,-161,-214,-213,-227,-207,-284,-301,-342,-311,-417,-401,-489,-527]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. c3 Nf6 6. O-O a5 7. Re1 Ba7 8. Nbd2 O-O 9. h3 Be6 10. Bb5 Ne7 11. Nf1 Ng6 12. Ng3 c6 13. Ba4 d5 14. exd5 Nxd5 15. d4 exd4 16. Nxd4 Ndf4 17. Bxf4 Nxf4 18. Re4 Qf6 19. Nh5 Nxh5 20. Qxh5 g6 21. Qh6 Bd5 22. Rf4 Qg7 23. Qxg7+ Kxg7 24. Bb3 Rad8 25. Bxd5 Rxd5 26. Re1 Bxd4 27. Rxd4 Rxd4 28. cxd4 Rd8 29. Re7 b5 30. Rc7 Rxd4 31. Rxc6 Rd1+ 32. Kh2 Rd2 33. Rc5 (33. Rb6 Rxb2 34. a4 b4 35. Rb5) 33... Rxb2 34. a4 bxa4 35. Rxa5 Rb4 36. Ra6 h5 37. g3 g5 38. Kg2 f6 39. Ra7+ Kg6 40. Ra5 Rc4 41. Kh2 Rd4 42. Kg2 Rb4 43. Kh2 h4 44. Kg2 Rc4 45. Kf3 Rc3+ 46. Kg2 a3 47. gxh4 $2 (47. Ra8 hxg3 48. fxg3) 47... gxh4 $19 48. Ra4 Kg5 49. Rg4+ Kh5 50. Ra4 f5 51. Ra5 Kg5 52. Ra4 f4 53. Kh2 Kf5 54. Kg2 Ke5 55. Kh2 Rf3 56. Kg2 Rd3 57. Kh2 Kd5 58. Rxf4 Rd4 59. Rf8 Ra4 60. Rd8+ Kc4 61. Rd1 a2 62. Ra1 Kb3 0-1 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Dronavalli, Harika"] [Black "Adhiban, B.."] [Site "Hyatt Regency, Chennai, India"] [Round "3.3"] [Result "1/2-1/2"] [Date "2025.08.09"] [ECO "B36"] [WhiteElo "2487"] [BlackElo "2534"] [PlyCount "47"] [GameId "2208892182347776"] [EventDate "2025.??.??"] 1. Nf3 c5 2. c4 g6 3. d4 cxd4 4. Nxd4 Nc6 5. e4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd3 a6 11. O-O Bd7 12. Bd4 b5 13. cxb5 axb5 14. a3 Qb8 15. Nd5 Nxd5 16. exd5 Bxd4 17. Qxd4 Ra4 18. Qe3 Qa7 19. Rac1 Re8 20. Qd2 Rd4 21. Qe3 Ra4 22. Qd2 Rd4 23. Qe3 Ra4 24. Qd2 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Pranesh M"] [Black "Iniyan, Pa"] [Site "Hyatt Regency, Chennai, India"] [Round "3.4"] [Result "1-0"] [Date "2025.08.09"] [ECO "B93"] [WhiteElo "2589"] [BlackElo "2586"] [PlyCount "87"] [GameId "2208892182351872"] [EventDate "2025.??.??"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nb3 Be7 8. fxe5 dxe5 9. Qxd8+ Bxd8 10. Be3 Nbd7 11. Be2 b6 12. O-O-O Bb7 13. Rhf1 Rc8 14. a4 Rf8 15. Nd2 Be7 16. Nc4 Bb4 17. Nd5 Nxd5 18. exd5 b5 19. axb5 axb5 20. Nb6 Nxb6 21. Bxb6 Ke7 22. Bxb5 f5 23. Kb1 g5 24. c3 Bd6 25. c4 e4 26. g4 Rb8 27. c5 Bc8 28. Rde1 Rxb6 29. cxb6 Bxh2 30. Rh1 Bg3 31. Rc1 f4 32. Rxh7+ Kd6 33. Rg7 Bh4 34. b7 Bxg4 35. Rc6+ Kxd5 36. Ra6 Rb8 37. Ra8 Rxb7 38. Rxb7 e3 39. Rd8+ Ke5 40. Bd3 Be6 41. Rb5+ Kf6 42. Rd6 Ke7 43. Rxe6+ Kxe6 44. Be2 1-0 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Aryan Chopra"] [Black "Ghosh, Diptayan"] [Site "Hyatt Regency, Chennai, India"] [Round "3.5"] [Annotator "Shahid"] [Result "1/2-1/2"] [Date "2025.08.09"] [ECO "C45"] [WhiteElo "2634"] [BlackElo "2576"] [PlyCount "122"] [GameId "2208892182016000"] [EventDate "2025.??.??"] {[%evp 0,122,19,23,22,16,22,28,18,14,3,10,6,17,23,-1,-12,5,8,22,-16,-2,-23,0,-6,9,6,-9,7,-50,79,22,41,-4,-1,26,1,19,119,114,115,98,61,104,89,126,107,143,140,121,107,135,110,120,134,125,84,128,124,112,125,118,80,157,159,116,181,64,181,98,180,160,112,119,128,113,133,1,1,18,75,113,97,118,94,86,123,131,123,114,-110,106,94,103,112,95,0,84,63,89,96,63,-54,53,-56,100,85,78,35,59,49,94,71,45,18,23,34,4,-34,10,52,27,12,93,46]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Bg5 h6 8. Bh4 O-O 9. Qe2 a5 10. a4 Nd4 11. Qd3 Nxb3 12. cxb3 c6 13. O-O-O d5 14. Qc2 Be6 15. Kb1 Qe7 16. exd5 cxd5 17. Nxd5 Bxd5 18. Rxd5 Rad8 19. Bc4 Rxd5 20. Bxd5 Rd8 21. Rd1 Kh8 22. Bf3 Rxd1+ 23. Qxd1 Bc5 24. Qd3 b6 25. Ka2 Kg8 26. Bg3 Qe6 27. Bb7 Qe7 28. Bf3 Qe6 29. h3 Qe7 30. Qa6 g6 31. Qc8+ Kg7 32. Qb8 Nd7 33. Qc7 Kf8 34. Bc6 Nf6 35. Qb8+ Kg7 36. Be5 Bxf2 37. g4 Bc5 38. h4 g5 39. hxg5 hxg5 40. Be4 Be3 41. Bf5 Bc5 42. Bc3 Qd6 43. Qxd6 Bxd6 44. b4 Bxb4 45. Bd4 Bc5 46. Be5 Be7 47. Kb3 Kf8 48. Kc4 Ne8 49. Kd5 Bc5 50. Kc6 Ke7 51. Bb8 f6 52. Bd3 Nd6 53. Bc7 (53. Bxd6+ Bxd6 54. Kxb6 Bb4) 53... Nf7 54. Bf5 Nd6 55. Bd3 Nf7 56. Kb5 Nd6+ 57. Ka6 Nc8 58. Bf5 Nd6 59. Bd3 Nc8 60. Kb7 Nd6+ 61. Kc6 Nf7 1/2-1/2