[Event "CIS TRIAL TOURNAMENT 2"] [Site "https://lichess.org/ndNW42om"] [Date "2021.08.06"] [White "KAYAANRAJA-CIS-4A"] [Black "VivaanSiotiacis5A"] [Result "0-1"] [UTCDate "2021.08.06"] [UTCTime "09:51:33"] [WhiteElo "1126"] [BlackElo "1140"] [WhiteRatingDiff "-141"] [BlackRatingDiff "+119"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A00"] [Opening "Anderssen's Opening"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. a3 { A00 Anderssen's Opening } a6 2. a4?! { (0.33 → -0.75) Inaccuracy. c4 was best. } (2. c4 c5 3. Nf3 Nf6 4. Nc3 Nc6 5. d4 cxd4 6. Nxd4 d6) 2... d5 3. Ra3?? { (-0.47 → -2.28) Blunder. d4 was best. } (3. d4 Bf5) 3... e6?! { (-2.28 → -1.42) Inaccuracy. e5 was best. } (3... e5) 4. Rd3? { (-1.42 → -3.03) Mistake. Ra1 was best. } (4. Ra1) 4... Nf6 5. Rxd5?? { (-3.05 → -8.92) Blunder. f4 was best. } (5. f4 Bd7) 5... Nxd5 6. c4 Nb6 7. c5 Nc4 8. b4 Rg8?! { (-7.45 → -5.17) Inaccuracy. Nc6 was best. } (8... Nc6 9. Nf3) 9. b5 axb5 10. axb5 Ra1 11. Bb2 Ra2 12. Qa4 Rxa4 13. Kd1 Nxb2+ 14. Ke1 Ra1 15. d3 Rxb1+ 16. Kd2 Qd4 17. Kc2?! { (-33.25 → Mate in 2) Checkmate is now unavoidable. e3 was best. } (17. e3 Nc4+) 17... Rxf1 18. Nf3 Qa4+ 19. Kd2 Rxh1?! { (Mate in 4 → -35.70) Lost forced checkmate sequence. Qb4+ was best. } (19... Qb4+ 20. Kc2 Na4 21. Rxf1 Qc3+ 22. Kd1 Nb2#) 20. h4?! { (-35.70 → Mate in 4) Checkmate is now unavoidable. e4 was best. } (20. e4 Qxb5) 20... Rd1+ 21. Ke3 Bxc5+ 22. d4 Bd6 23. Ke4 f5+ 24. Ke3 f4+ 25. Ke4 Rxd4+ { Black wins on time. } 0-1