[Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Harshavardhan G B"] [Black "Adhiban, B.."] [Site "Hyatt Regency, Chennai, India"] [Round "8.1"] [Annotator "Shahid"] [Result "0-1"] [Date "2025.08.14"] [ECO "A88"] [WhiteElo "2454"] [BlackElo "2534"] [PlyCount "162"] [GameId "2207897864945664"] [EventDate "2025.??.??"] {[%evp 0,162,13,31,39,37,43,51,51,53,50,42,42,59,42,44,53,58,46,-4,22,39,36,57,51,55,51,153,85,95,72,186,73,161,79,88,123,101,43,-15,0,-54,1,-48,-59,-51,-60,48,-53,-57,-61,-47,-55,-109,-79,-102,-87,-117,-194,-117,-138,-144,-175,-120,-194,-95,-196,-196,-175,-165,-133,-251,-163,-1,-104,-88,-103,-83,-126,-105,-102,-105,-95,-115,-124,-134,-14,-162,-154,-150,-178,-148,-152,-76,-195,-163,-166,-166,-1,-205,-224,-243,-1,-218,-143,-210,-281,-206,-190,-238,-36,-268,-243,-245,-233,-266,-108,-177,-183,-311,-123,-219,-107,-422,-317,-375,-345,-194,-399,-210,-365,-396,-462,-438,-339,-366,-249,-401,-551,-518,-536,-525,-406,-411,-424,-439,-452,-447,-1012,-1012,-1011,-1011,-1022,-1022,-1022,-1032,-1032,-1032,-1032,-1032,-1032,-1032,-1032,-29979,-29980]} 1. Nf3 f5 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 c6 8. b4 e5 9. dxe5 dxe5 10. e4 Qxd1 11. Rxd1 f4 12. Rb1 Bg4 13. h3 Bxf3 14. Bxf3 Nbd7 15. Bg4 Rad8 16. Be6+ Kh8 17. c5 b6 18. Ba3 bxc5 19. bxc5 fxg3 20. fxg3 Bh6 21. Bxd7 Be3+ 22. Kh1 Nxd7 23. Rd6 Bxc5 24. Bxc5 Nxc5 25. Rxc6 Nd3 26. Rg1 Rc8 27. Rxc8 Rxc8 28. Nd5 Nf2+ 29. Kg2 Rc2 30. Nb4 $2 (30. h4 Ng4+ (30... Nxe4+ 31. Kf3) 31. Kh3 h5 32. Rg2 Rc4 (32... Rc1 33. Re2)) 30... Rb2 $19 31. a3 h5 32. Rf1 Nxe4+ 33. Kg1 Nxg3 34. Rf7 Ne2+ 35. Kh1 Kg8 36. Rxa7 Nd4 37. Kg1 Rd2 38. Kf1 Nf3 39. Rc7 Nh2+ 40. Ke1 Nf3+ 41. Kf1 Ng5 42. Rc3 Kg7 43. a4 Rd1+ 44. Kg2 Rd2+ 45. Kf1 Rd1+ 46. Kg2 Ra1 47. Rc7+ Kh6 48. h4 Ne6 49. Ra7 Nd4 50. a5 Nf5 51. a6 Nxh4+ 52. Kf2 Nf5 53. Ra8 Nd4 54. Ke3 Kg5 55. Nd3 Nc6 56. Nc5 h4 57. Rg8 Ne7 58. Rh8 Nf5+ 59. Kf3 Ra3+ 60. Ke4 Ra5 61. Ne6+ Kg4 62. Nc5 Rxc5 63. a7 Ng3+ 64. Kd3 e4+ 65. Kd4 Ra5 66. a8=Q Rxa8 67. Rxa8 h3 68. Rh8 Nh5 69. Re8 h2 70. Rxe4+ Kg5 71. Re5+ Kf6 72. Re1 Ng3 73. Ke3 h1=Q 74. Rxh1 Nxh1 75. Kf3 Kf5 76. Kg2 Kf4 77. Kxh1 Kg3 78. Kg1 g5 79. Kh1 g4 80. Kg1 Kh3 81. Kh1 g3 0-1 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Mendonca, Leon Luke"] [Black "Iniyan, Pa"] [Site "Hyatt Regency, Chennai, India"] [Round "8.2"] [Result "1/2-1/2"] [Date "2025.08.14"] [ECO "A08"] [WhiteElo "2606"] [BlackElo "2586"] [PlyCount "68"] [GameId "2210713462120448"] [EventDate "2025.??.??"] 1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. O-O e6 5. c4 d4 6. e3 Nc6 7. d3 Bd6 8. exd4 cxd4 9. Bg5 h6 10. Bxf6 gxf6 11. Na3 Kf8 12. Nc2 Be7 13. a3 a5 14. b4 axb4 15. axb4 Rxa1 16. Qxa1 Nxb4 17. Nxb4 Bxb4 18. Nxd4 e5 19. Qb1 Qxd4 20. Qxb4+ Kg7 21. Bxb7 Bxb7 22. Qxb7 Qxd3 23. c5 e4 24. Qb4 Rd8 25. Re1 Rd4 26. Qb2 Rc4 27. Rc1 e3 28. Rxc4 Qxc4 29. fxe3 Qxc5 30. Qd4 Qc1+ 31. Kg2 Qc2+ 32. Kg1 Qc1+ 33. Kg2 Qc2+ 34. Kg1 Qc1+ 1/2-1/2 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Puranik, Abhimanyu"] [Black "Ghosh, Diptayan"] [Site "Hyatt Regency, Chennai, India"] [Round "8.3"] [Annotator "Shahid"] [Result "1-0"] [Date "2025.08.14"] [ECO "E26"] [WhiteElo "2635"] [BlackElo "2576"] [PlyCount "135"] [GameId "2210713462259712"] [EventDate "2025.??.??"] {[%evp 0,135,15,37,16,13,15,15,13,2,-79,9,6,13,6,-9,-5,0,17,-28,6,-18,-2,23,-8,1,11,17,17,-25,-52,-72,-44,-56,-20,77,0,63,-12,-20,-20,45,29,49,49,53,69,79,77,61,155,92,81,213,140,96,96,48,129,215,103,104,170,123,137,244,97,105,152,129,71,71,97,93,98,92,112,226,105,66,78,72,66,59,124,61,51,59,71,32,55,73,63,42,20,23,32,22,23,34,37,38,47,35,44,47,49,62,124,89,59,67,51,79,64,23,77,200,81,19,105,85,78,165,120,-18,12,-67,291,346,396,263,425,561,493,401,509,393]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 b6 7. Ne2 Bb7 8. Ng3 d6 9. Ra2 Nc6 10. e4 Qe7 11. d5 Na5 12. Bd3 O-O-O 13. O-O Ba6 14. Qe2 h5 15. e5 dxe5 16. Bg5 exd5 17. Nf5 Qc7 18. Bxf6 gxf6 19. cxd5 Bxd3 20. Qxd3 c4 21. Qf3 Kb8 22. a4 e4 23. Qxe4 Qe5 24. Qxe5+ fxe5 25. Rd1 Rd7 26. Re2 f6 27. f4 exf4 28. Re4 Rc8 29. Rxf4 Re8 30. Kf2 a6 31. Ne3 b5 32. axb5 axb5 33. Rxf6 Kb7 34. Ra1 Nb3 35. Raa6 Rf8 36. Rab6+ Ka7 37. Ra6+ Kb7 38. Rxf8 Kxa6 39. Nc2 Kb7 40. Nb4 Nc5 41. Rf3 Kb6 42. Ke3 Re7+ 43. Kd2 Ne4+ 44. Kc2 Rg7 45. g3 h4 46. Re3 hxg3 47. hxg3 Nd6 48. Kd1 Kc5 49. Ke1 Rf7 50. Ke2 Nf5 51. Rf3 Re7+ 52. Kf2 Nd6 53. Re3 Rf7+ 54. Kg2 Rg7 55. Re5 Ra7 56. g4 Ra3 57. Re3 Rxc3 58. Rxc3 Kxb4 59. Rf3 c3 60. g5 c2 61. Rf1 Nf5 62. Kh3 Kc3 63. g6 b4 $4 (63... Ne3 64. g7 (64. Rc1 $4 Nxd5 $19) (64. Rg1 $4 Nxd5 $19 65. g7 Ne7) 64... Nxf1 65. g8=Q) 64. d6 $18 b3 65. d7 b2 66. d8=Q c1=Q 67. Qa5+ Kd4 68. Qxf5 1-0 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Vaishali, Rameshbabu"] [Black "Aryan Chopra"] [Site "Hyatt Regency, Chennai, India"] [Round "8.4"] [Result "0-1"] [Date "2025.08.14"] [ECO "C41"] [WhiteElo "2476"] [BlackElo "2634"] [PlyCount "128"] [GameId "2210713463447552"] [EventDate "2025.??.??"] {[%evp 0,128,12,27,31,-12,29,36,-3,25,32,26,22,32,34,45,31,29,51,9,31,34,43,0,47,2,2,-2,35,36,9,11,20,-34,14,26,13,9,-103,11,24,19,24,33,38,35,49,109,87,72,88,90,89,71,46,65,52,59,64,51,34,78,113,133,99,181,70,56,71,73,143,55,69,-55,59,-86,-13,-69,-37,-52,-87,-99,-78,-79,-81,-148,7,-101,-80,-210,-88,-45,-88,-84,-109,-87,-126,-124,-115,-177,-255,-182,-183,-113,-219,-123,-88,-66,-81,1,-114,-140,-151,-171,-128,-391,-234,-1496,-296,-274,-390,-542,-401,-632,-334,-679,-701,-681,-718,-705,-579]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4 h6 9. h3 Re8 10. Ba2 a5 11. Be3 exd4 12. Nxd4 Bf8 13. Bf4 Ra6 14. Nf5 Ne5 15. Ng3 Be6 16. Bxe6 fxe6 17. Nh5 Ra8 18. Bg3 Nxh5 19. Qxh5 Nf7 20. Rad1 e5 21. Rd3 Qf6 22. Nd1 g6 23. Qe2 Reb8 24. Ne3 h5 25. b3 Bh6 26. Red1 b5 27. axb5 Bxe3 28. Rxe3 h4 29. Bh2 cxb5 30. Qg4 Re8 31. Rf3 Qe6 32. Qxh4 a4 33. bxa4 bxa4 34. Ra1 Rec8 35. Rfa3 Rxc2 36. f4 Qc4 37. Kh1 Rc1+ 38. Bg1 Rxa1 39. Rxa1 Qxe4 40. Ra3 exf4 41. Qf6 Qf5 42. Qb2 Ng5 43. Qb7 Qe4 44. Qd7 Nf7 45. Ba7 Qe1+ 46. Kh2 Qe5 47. Kh1 Qe8 48. Qb7 Rc8 49. Ra1 Rc4 50. Bf2 Qe2 51. Qa8+ Kg7 52. Qa7 Rc2 53. Bd4+ Kh6 54. Rg1 Qc4 55. Bf6 g5 56. Qe7 f3 57. g4 Kg6 58. h4 gxh4 59. Bxh4 Qf4 60. Bg3 Qh6+ 61. Bh4 Qf4 62. Bg3 Qh6+ 63. Bh4 Kg7 64. Rf1 Re2 0-1 [Event "Quantbox Chennai Grandmasters Chess Tournament -Challengers 2025"] [White "Dronavalli, Harika"] [Black "Pranesh M"] [Site "Hyatt Regency, Chennai, India"] [Round "8.5"] [Annotator "Shahid"] [Result "0-1"] [Date "2025.08.14"] [ECO "D47"] [WhiteElo "2487"] [BlackElo "2589"] [PlyCount "84"] [GameId "2210713460322304"] [EventDate "2025.??.??"] {[%evp 0,84,16,33,16,16,12,9,20,17,21,24,12,12,10,13,14,15,31,4,13,8,20,11,60,-6,0,23,4,8,14,15,19,23,43,42,40,40,22,56,8,55,63,32,15,56,38,49,33,34,-18,-115,-49,-19,-17,43,55,55,54,76,29,42,-34,-74,-94,-10,13,0,25,-12,-25,-39,-36,1,-2,-165,-189,-204,-300,-369,-379,-391,-430,-511,-527,-535,-532]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. O-O a6 10. e4 c5 11. d5 Qc7 12. Qe2 Bd6 13. dxe6 fxe6 14. Ng5 Nf8 15. f4 c4 16. Bc2 h6 17. Nf3 O-O-O 18. e5 Bc5+ 19. Kh1 Nd5 20. Ne4 Nd7 21. a4 Rhf8 22. axb5 axb5 23. b3 Nxf4 24. Bxf4 Rxf4 25. bxc4 b4 26. Rad1 Rdf8 27. Nd6+ Bxd6 28. exd6 Qc5 29. Qxe6 Bc6 30. Rde1 Qxc4 31. Bb3 Qxe6 32. Bxe6 Kb7 33. Bxd7 Bxd7 34. Re7 R8f7 35. Rxf7 Rxf7 36. Rb1 Rf4 37. Ne5 $4 (37. h3 Kc6) 37... Bf5 $19 38. Re1 b3 39. g4 Be4+ 40. Kg1 b2 41. d7 Kc7 42. Rd1 Rf8 0-1