[Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Vaishali, Rameshbabu"] [Black "Harshavardhan G B"] [Site "Hyatt Regency, Chennai, India"] [Round "5.1"] [Annotator "Shahid"] [Result "0-1"] [Date "2025.08.11"] [ECO "C49"] [WhiteElo "2476"] [BlackElo "2454"] [PlyCount "106"] [GameId "2207897864146944"] [EventDate "2025.??.??"] {[%evp 0,40,12,19,-18,-1,18,14,18,7,7,13,17,-8,34,31,52,67,58,80,56,63,96,67,130,73,7,83,71,103,120,49,76,10,40,46,78,53,78,63,88,-1,58]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. Bxc6 bxc6 7. Nxe5 Bxc3 8. dxc3 Qe8 9. Nd3 Qxe4 10. Re1 Qh4 11. Qf3 Qh5 12. Qg3 d6 13. Bg5 Qg6 14. Qh4 Nd5 15. c4 f6 16. Bd2 Nb6 17. Re3 Qg4 18. Qxg4 Bxg4 19. b3 c5 20. Rae1 Bd7 21. Nf4 Bf5 22. Nd3 Bd7 23. a4 Rae8 24. f3 Rxe3 25. Bxe3 Kf7 26. h4 h5 27. Kf2 Bf5 28. Rd1 Nd7 29. Rd2 g6 30. Nf4 Ne5 31. Nd5 Rc8 32. Re2 Nc6 33. Bc1 Be6 34. Bb2 Bxd5 35. cxd5 Ne7 36. Rd2 Nf5 37. g3 Re8 38. Rd3 g5 39. hxg5 fxg5 40. g4 hxg4 41. fxg4 Nh6 42. Kf3 Kg6 43. Bc3 $4 (43. Rc3 Rf8+ 44. Kg3) 43... Rf8+ $19 44. Kg3 Rf4 45. Ba5 Rxg4+ 46. Kh3 Re4 47. Bxc7 Nf5 48. Rd2 Re7 49. Bd8 Re3+ 50. Kg2 g4 51. Rf2 g3 52. Rf4 Re2+ 53. Kf3 Rf2+ 0-1 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Dronavalli, Harika"] [Black "Puranik, Abhimanyu"] [Site "Hyatt Regency, Chennai, India"] [Round "5.2"] [Annotator "Shahid"] [Result "0-1"] [Date "2025.08.11"] [ECO "A15"] [WhiteElo "2487"] [BlackElo "2635"] [PlyCount "78"] [GameId "2209615161708544"] [EventDate "2025.??.??"] {[%evp 0,78,13,5,15,17,22,15,24,26,36,18,16,12,9,15,9,12,9,12,-42,25,24,20,9,26,17,11,12,16,75,7,36,25,16,88,22,27,54,-26,-149,-53,-40,120,18,-8,-40,-12,-1,-10,-66,-91,-76,-64,-67,-86,35,-119,-177,-152,-68,-211,-141,-212,-157,-356,-226,-216,-402,-440,-310,-29989,-29990,-29991,-29992,-29993,-29994,-29995,-29996,-29997,-29998]} 1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. b3 Bg7 6. Bb2 O-O 7. O-O e6 8. Nc3 Qe7 9. e3 Na6 10. Qe2 d5 11. d4 c5 12. Rfd1 Rfd8 13. Rac1 dxc4 14. bxc4 Rac8 15. Nb5 Be4 16. Ne5 Bxg2 17. Kxg2 Ne4 18. h4 Nd6 19. Qf3 Bxe5 20. dxe5 Nxb5 21. cxb5 Nb4 22. e4 Nxa2 23. Ra1 Nb4 24. Rxd8+ Rxd8 25. Bc1 Rd7 26. Bg5 Qf8 27. Rd1 Nc2 28. Bf6 $2 (28. h5 Rxd1 29. Qxd1 Nd4 30. hxg6 fxg6) 28... Rxd1 $19 29. Qxd1 Nd4 30. Qa4 Qa8 31. f3 Qb7 32. Qc4 h6 33. h5 Qd7 34. Qa4 Qxb5 35. Qxa7 Qe2+ 36. Kh3 Qf1+ 37. Kg4 Qxf3+ 38. Kh3 Qh1+ 39. Kg4 gxh5+ 0-1 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Pranesh M"] [Black "Mendonca, Leon Luke"] [Site "Hyatt Regency, Chennai, India"] [Round "5.3"] [Result "1/2-1/2"] [Date "2025.08.11"] [ECO "C64"] [WhiteElo "2589"] [BlackElo "2606"] [PlyCount "75"] [GameId "2209615162093568"] [EventDate "2025.??.??"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Qb3 Qe7 10. Be3 Nf6 11. Nd2 O-O 12. dxe5 Qxe5 13. Bxb6 axb6 14. Qxb6 Nxe4 15. Nxe4 Qxe4 16. Bb3 Re8 17. a4 g6 18. a5 Ra6 19. Qc7 d5 20. h3 Qe5 21. Qxe5 Rxe5 22. Bc2 d4 23. b4 dxc3 24. Bd3 Ra8 25. Rfc1 Bf5 26. Rxc3 Bxd3 27. Rxd3 Rb5 28. Rd4 c5 29. bxc5 Rxc5 30. Rb4 Raxa5 31. Rxa5 Rxa5 32. Rxb7 h5 33. h4 Kg7 34. g3 Rc5 35. Rd7 Ra5 36. Rb7 Rc5 37. Rd7 Ra5 38. Rb7 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Aryan Chopra"] [Black "Adhiban, B.."] [Site "Hyatt Regency, Chennai, India"] [Round "5.4"] [Result "1/2-1/2"] [Date "2025.08.11"] [ECO "A80"] [WhiteElo "2634"] [BlackElo "2534"] [PlyCount "103"] [GameId "2209615162097664"] [EventDate "2025.??.??"] 1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. Bg3 Bg7 5. e3 c5 6. c3 Qb6 7. Na3 cxd4 8. Nc4 Qe6 9. cxd4 Nf6 10. Ne5 Nc6 11. Ngf3 g4 12. Nxc6 bxc6 13. Ne5 Nh5 14. Qb3 Qxb3 15. axb3 Nxg3 16. hxg3 c5 17. Ba6 cxd4 18. exd4 e6 19. Kd2 Bxe5 20. dxe5 Ke7 21. Bc4 Bb7 22. Rh2 Kf7 23. Ke3 Kg6 24. Kf4 a5 25. Rd1 Ba6 26. Rxd7 Bxc4 27. bxc4 Rac8 28. Rd4 Rb8 29. f3 h5 30. Rd6 Rhe8 31. Rh1 Rxb2 32. Rc1 Rxg2 33. Ra6 Re2 34. c5 gxf3 35. Kxf3 Rxe5 36. Rxa5 Rd8 37. Rc3 Rc8 38. Ra6 Kf6 39. c6 Rc7 40. Rb6 Ke7 41. Rb8 Rd5 42. Rh8 Kd6 43. Rxh5 Rxc6 44. Rxc6+ Kxc6 45. Rh6 Kd6 46. g4 fxg4+ 47. Kxg4 Rd3 48. Kf4 Kd5 49. Rh5+ Kd4 50. Re5 Rf3+ 51. Kxf3 Kxe5 52. Ke3 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Ghosh, Diptayan"] [Black "Iniyan, Pa"] [Site "Hyatt Regency, Chennai, India"] [Round "5.5"] [Result "1/2-1/2"] [Date "2025.08.11"] [ECO "E32"] [WhiteElo "2576"] [BlackElo "2586"] [PlyCount "50"] [GameId "2209615162097664"] [EventDate "2025.??.??"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 h6 5. Nf3 c5 6. dxc5 Na6 7. Bd2 Nxc5 8. e3 b6 9. Be2 Bb7 10. O-O Nfe4 11. Nxe4 Bxe4 12. Qd1 Bxd2 13. Nxd2 Bb7 14. b4 Na6 15. a3 O-O 16. Rc1 Nc7 17. Qb3 a5 18. Bf3 Qb8 19. Rfd1 axb4 20. axb4 d5 21. Qb2 Ra4 22. Nb1 Ra7 23. Nd2 Ra4 24. Nb1 Ra7 25. Nd2 Ra4 1/2-1/2