[Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Harshavardhan G B"] [Black "Aryan Chopra"] [Site "Hyatt Regency, Chennai, India"] [Round "2.1"] [Result "1/2-1/2"] [Date "2025.08.06"] [ECO "A05"] [WhiteElo "2454"] [BlackElo "2634"] [PlyCount "41"] [GameId "2207897861976064"] [EventDate "2025.??.??"] 1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. O-O e5 5. e4 d6 6. Nc3 g6 7. d3 Bg7 8. a4 Rb8 9. Nd2 a6 10. Nc4 b5 11. axb5 axb5 12. Ne3 O-O 13. Ncd5 Nxd5 14. Nxd5 Be6 15. c3 Bxd5 16. exd5 Ne7 17. Ra7 Ra8 18. Rb7 Rb8 19. Ra7 Ra8 20. Rb7 Rb8 21. Ra7 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Ghosh, Diptayan"] [Black "Pranesh M"] [Site "Hyatt Regency, Chennai, India"] [Round "2.2"] [Result "1/2-1/2"] [Date "2025.08.08"] [ECO "E32"] [WhiteElo "2576"] [BlackElo "2589"] [PlyCount "58"] [GameId "2208539116531712"] [EventDate "2025.??.??"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. e3 O-O 6. Bd3 e5 7. Nge2 Re8 8. O-O Bxc3 9. Nxc3 Nc6 10. dxe5 Nb4 11. Qa4 dxe5 12. Bxh7+ Nxh7 13. Qxb4 e4 14. Qc5 Bg4 15. h3 Bxh3 16. Qh5 Bd7 17. Rd1 Re6 18. Qg4 Qe8 19. b3 Bc6 20. Bb2 Rg6 21. Qf5 Ng5 22. Kf1 f6 23. Nd5 Bxd5 24. Qxd5+ Kh7 25. Ke2 Rh6 26. Qf5+ Kg8 27. Qd5+ Kh7 28. Qf5+ Kg8 29. Qd5+ Kh7 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Iniyan, Pa"] [Black "Dronavalli, Harika"] [Site "Hyatt Regency, Chennai, India"] [Round "2.3"] [Annotator "Shahid"] [Result "1-0"] [Date "2025.08.08"] [ECO "D50"] [WhiteElo "2586"] [BlackElo "2487"] [PlyCount "77"] [GameId "2208539118198784"] [EventDate "2025.??.??"] {[%evp 0,77,21,28,15,7,25,32,18,25,26,25,35,23,45,27,22,13,17,16,19,15,25,24,45,21,58,23,64,64,71,67,88,90,94,37,46,126,72,66,-1,45,54,103,104,91,122,123,57,90,173,154,64,133,-1,109,32,111,48,110,73,112,103,211,150,143,177,173,185,205,217,184,380,375,406,513,348,1120,1119,1175]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 dxc4 5. e3 Be7 6. Bxc4 c5 7. Nf3 cxd4 8. Nxd4 Bd7 9. O-O Nc6 10. Nf3 O-O 11. e4 e5 12. h3 Rc8 13. a3 a6 14. Rc1 b5 15. Bb3 Rb8 16. Be3 b4 17. axb4 Bxb4 18. Nd5 Nxd5 19. Bxd5 Qe8 20. Qc2 Rc8 21. Qd3 a5 22. Rfd1 Nb8 $2 (22... h6 23. Bc4) 23. Rxc8 $18 Bxc8 24. Qc2 Ba6 25. Rc1 Nd7 26. Qc7 Bb5 27. b3 h6 28. Qb7 Nf6 29. Bc5 Nxd5 30. exd5 Bxc5 31. Rxc5 Bd7 32. d6 f6 33. Rc7 Rf7 34. Nd2 Be6 35. Ne4 Rxc7 36. dxc7 Qd7 37. Nc5 Qc8 38. Qb8 Bf5 39. g4 1-0 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Adhiban, B.."] [Black "Vaishali, Rameshbabu"] [Site "Hyatt Regency, Chennai, India"] [Round "2.4"] [Result "1/2-1/2"] [Date "2025.08.08"] [ECO "D85"] [WhiteElo "2534"] [BlackElo "2476"] [PlyCount "71"] [GameId "2208539116531712"] [EventDate "2025.??.??"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 O-O 9. Ne2 b5 10. Bb3 Bb7 11. O-O Nd7 12. Bg5 c5 13. d5 c4 14. Bc2 Nc5 15. h4 Qd7 16. f3 Rac8 17. Rb1 a6 18. Qd2 e6 19. dxe6 Qxe6 20. Rfd1 Rfe8 21. h5 Qb6 22. Be3 Qc7 23. h6 Bf8 24. Nd4 Rcd8 25. Rbc1 Rd7 26. Qf2 Ne6 27. Qh4 Bd6 28. Kh1 Bf8 29. Nxe6 Rxe6 30. Rxd7 Qxd7 31. Rd1 Rd6 32. Rd4 Qe7 33. Bg5 Qd7 34. Be3 Qe7 35. Bg5 Qd7 36. Be3 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Mendonca, Leon Luke"] [Black "Puranik, Abhimanyu"] [Site "Hyatt Regency, Chennai, India"] [Round "2.5"] [Annotator "Shahid"] [Result "0-1"] [Date "2025.08.08"] [ECO "B30"] [WhiteElo "2606"] [BlackElo "2635"] [PlyCount "96"] [GameId "2208539120218112"] [EventDate "2025.??.??"] {[%evp 0,96,20,22,19,21,-25,20,15,16,29,29,28,7,28,22,46,40,37,36,-78,50,50,45,47,42,48,41,48,39,55,77,55,12,57,-10,56,32,72,10,30,14,92,-121,60,-103,37,31,31,35,23,14,43,-124,31,-82,39,61,32,78,89,-58,-50,-35,-35,-48,-15,-47,-15,-33,-57,94,-44,-22,1,-1,73,89,-46,-91,-91,-165,-128,-219,-229,-244,-230,-364,-304,-343,-341,-376,-466,-385,-403,-447,-480,-649,-649]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Qc7 5. O-O e5 6. Re1 a6 7. Bf1 d6 8. Nd5 Nxd5 9. exd5 Nd4 10. Nxd4 cxd4 11. c3 dxc3 12. bxc3 Be7 13. a4 O-O 14. a5 f5 15. c4 Bf6 16. Ba3 e4 17. Rb1 Bd4 18. d3 Bc3 19. Re3 Bxa5 20. Bb2 f4 21. Rxe4 f3 22. g3 b5 23. cxb5 axb5 24. Rc1 Qd7 25. Re6 Qd8 26. Re3 Bb6 27. d4 Bd7 28. Rc6 Bxc6 29. dxc6 d5 30. Rxf3 b4 31. Bg2 Qd6 32. Rxf8+ Rxf8 33. Qb3 Rd8 34. Qa4 Kh8 35. Qb5 Bc7 36. Bf3 h6 37. Kg2 Ra8 38. Bc1 Rb8 39. Qa6 b3 40. Bb2 Qe6 41. Be2 $4 (41. Qa4) 41... Qe4+ $19 42. Bf3 Qc2 43. Qe2 Qxe2 44. Bxe2 Rb6 45. Kf3 Rxc6 46. Bd3 Ba5 47. Ke2 Bc3 48. Ba3 Re6+ 0-1