[Event "Masthanaiah chess world 1978"] [Site "https://lichess.org/NZcaOMOL"] [Date "2023.02.20"] [White "hariom12ka4"] [Black "Erfis"] [Result "1-0"] [UTCDate "2023.02.20"] [UTCTime "14:27:14"] [WhiteElo "1103"] [BlackElo "1879"] [WhiteRatingDiff "+17"] [BlackRatingDiff "-15"] [Variant "Standard"] [TimeControl "600+10"] [ECO "A00"] [Opening "Hungarian Opening"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. g3 { A00 Hungarian Opening } Nc6 2. e3?! { (0.29 → -0.39) Inaccuracy. d4 was best. } (2. d4 d5 3. Bg2 Bf5 4. Nf3 Nb4 5. Na3 e6 6. O-O h6) 2... b6?! { (-0.39 → 0.61) Inaccuracy. e5 was best. } (2... e5 3. d4 d5 4. dxe5 Nxe5 5. Bg2 Nf6 6. Nd2 Bd6 7. Ngf3) 3. c3?! { (0.61 → -0.43) Inaccuracy. Bg2 was best. } (3. Bg2 Bb7 4. d4 d5 5. Nf3 Qd7 6. O-O e6 7. a3 h5) 3... Bb7 4. Bg2 g6?! { (-0.17 → 0.58) Inaccuracy. d5 was best. } (4... d5 5. d4 e5 6. dxe5 Nxe5 7. f4 Nc4 8. b3 Na5 9. Nf3) 5. Qb3?? { (0.58 → -2.85) Blunder. e4 was best. } (5. e4 d6) 5... Bg7?? { (-2.85 → -0.32) Blunder. Na5 was best. } (5... Na5 6. Bxb7 Nxb3 7. axb3 h5 8. h4 Bh6 9. d4 Nf6 10. Nh3 O-O 11. O-O a5 12. Nd2) 6. d4?? { (-0.32 → -4.21) Blunder. Nf3 was best. } (6. Nf3) 6... Nf6?? { (-4.21 → -0.37) Blunder. Nxd4 was best. } (6... Nxd4 7. Bxb7 Nxb3 8. axb3 Nf6 9. Bg2 O-O 10. Nf3 Ne4 11. O-O a5 12. Nd4 d5 13. Nd2) 7. f3?! { (-0.37 → -1.04) Inaccuracy. e4 was best. } (7. e4 e5) 7... O-O 8. e4 e5 9. d5 Na5 10. Qd1 Ba6?! { (-1.08 → -0.52) Inaccuracy. c6 was best. } (10... c6 11. dxc6) 11. b4 Bb7?? { (-0.37 → 2.81) Blunder. Nb7 was best. } (11... Nb7 12. Qa4 Bd3 13. Qd1 Bxb1 14. Rxb1 c6 15. dxc6 dxc6 16. Nh3 a5 17. a3 axb4 18. axb4) 12. d6?? { (2.81 → -1.99) Blunder. bxa5 was best. } (12. bxa5 c6 13. d6 Ne8 14. Nh3 Qb8 15. Bf1 Nxd6 16. a4 Ne8 17. Ba3 d6 18. Nd2 Nc7) 12... Nc6?! { (-1.99 → -1.22) Inaccuracy. Nc4 was best. } (12... Nc4 13. Qe2 Nxd6 14. a4 a5 15. b5 c6 16. Ba3 Qc7 17. Qd3 Nfe8 18. Ne2 cxb5 19. axb5) 13. c4?! { (-1.22 → -2.30) Inaccuracy. Na3 was best. } (13. Na3) 13... Nxb4 14. Na3 cxd6 15. Qxd6 Nc6 16. Nb5 Re8 17. Nc7? { (-2.58 → -4.60) Mistake. Qd3 was best. } (17. Qd3 Nb4 18. Qd1 Bf8 19. a3 Nc6 20. Bg5 Na5 21. Nh3 Rc8 22. Nxa7 Rxc4 23. O-O h6) 17... Bf8 18. Nxe8 Bxd6 19. Nxf6+?! { (-4.42 → -6.50) Inaccuracy. Nxd6 was best. } (19. Nxd6 Ba6 20. Nh3 Nd4 21. O-O Qc7 22. Ba3 Nc2 23. Ng5 Nxa3 24. Ngxf7 Qc5+ 25. Kh1 Ne8) 19... Qxf6 20. h4 Bb4+ 21. Kf2 Nd4 22. Bg5 Qc6 23. Rb1 Bc5 24. Be3 f5 25. exf5 Nxf5 26. Bxc5 Qxc5+ 27. Ke2? { (-8.67 → Mate in 10) Checkmate is now unavoidable. Ke1 was best. } (27. Ke1 Qe3+ 28. Ne2 Nxg3 29. Bf1 Nxh1 30. Kd1 Bxf3 31. Rb3 Qf2 32. Rxf3 Qxf3 33. Kd2 Qxf1) 27... Qxc4+ 28. Kf2 Qd4+ 29. Ke1 Qc3+ 30. Kd1 Ne3+ 31. Ke2 Nxg2 32. Rh2 Ba6+? { (Mate in 8 → -9.86) Lost forced checkmate sequence. Qc2+ was best. } (32... Qc2+ 33. Kf1 Ne3+ 34. Ke1 Qxb1+ 35. Kf2 Rc8 36. Ne2 Rc2 37. Rh1 Qxh1 38. g4 Qxf3+ 39. Kg1) 33. Kf2 Qc2+ 34. Ne2 Qxe2+ 35. Kg1 Qxa2 36. Re1 Rf8 37. Rxg2 Qxg2+ 38. Kxg2 d6 39. f4 Bc4 40. fxe5 dxe5 41. Rxe5 { White wins on time. } 1-0