[Event "Sandviper simul"] [Site "https://lichess.org/meXOXttd"] [Date "2024.05.14"] [White "Johannschach"] [Black "Sandviper"] [Result "½-½"] [UTCDate "2024.05.14"] [UTCTime "16:15:01"] [WhiteElo "1500"] [BlackElo "1670"] [Variant "From Position"] [TimeControl "1200+60"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "3rkr2/3p1p2/4p3/8/8/4R3/3RRR2/3RKR2 w - - 0 1"] [SetUp "1"] [Annotator "lichess.org"] 1. Rb2 Ke7 2. Reb3 f6 3. Rb8 Rxb8 4. Rxb8 Rxb8 5. Rb2? { (Mate in 6 → 8.50) Lost forced checkmate sequence. Rxf6 was best. } (5. Rxf6 Re8 6. Rf7+ Kd8 7. Rdxd7+ Kc8 8. Rc2+ Kb8 9. Rb7+ Ka8 10. Ra2#) 5... Rc8? { (8.50 → Mate in 6) Checkmate is now unavoidable. Rxb2 was best. } (5... Rxb2 6. Rxb2 d5 7. Rh2 f5 8. Rb1 Kd6 9. Rb6+ Kc5 10. Rxe6 Kc4 11. Rxf5) 6. Rdb1? { (Mate in 6 → 7.06) Lost forced checkmate sequence. Rxf6 was best. } (6. Rxf6 d5 7. Rb6 Rc4 8. Rfxe6+ Kd8 9. Rf7 Re4+ 10. Rxe4 d4 11. Rb8#) 6... e5? { (7.06 → Mate in 9) Checkmate is now unavoidable. f5 was best. } (6... f5 7. Rbc2 Rh8 8. Rg2 Kf7 9. Rcd2 Rd8 10. Rd3 Kf6 11. Ra1 Ke7 12. Rad1) 7. Rb8?! { (Mate in 9 → 10.61) Lost forced checkmate sequence. Rxf6 was best. } (7. Rxf6 Rc4 8. Rf7+ Kd8 9. Rb8+ Kc7 10. R8b7+ Kc6 11. Rfxd7 Re4+ 12. Kf2 Rf4+) 7... Rc4?! { (10.61 → Mate in 11) Checkmate is now unavoidable. Rc6 was best. } (7... Rc6 8. R8b6) 8. Ke2? { (Mate in 11 → 7.16) Lost forced checkmate sequence. Rxf6 was best. } (8. Rxf6 Rd4 9. Rf7+ Kd6 10. R1f6+ Kc5 11. R8b5+ Kc4 12. R1b4+ Kd3 13. Rf3+ Ke4) 8... Ke6? { (7.16 → Mate in 7) Checkmate is now unavoidable. Re4+ was best. } (8... Re4+ 9. Kd1 Rd4+ 10. Rd2 Rf4 11. Rh1 Ke6 12. R1b6+ Kf7 13. Rb3 Ke6 14. R8b6+) 9. Rfc1? { (Mate in 7 → 7.24) Lost forced checkmate sequence. Rxf6+ was best. } (9. Rxf6+ Ke7 10. Rf7+ Kd6 11. R1f6+ Kd5 12. Rxd7+ Ke4 13. R8b4 Rd4 14. Re1 Rxb4) 9... Re4+ 10. Kd3 Rd4+ 11. Kc2 Rc4+ 12. Kd3 Rd4+ 13. Ke2 Ra4 14. Ra1 Re4+ 15. Kd2 Rd4+ 16. Ke2 Re4+ 17. Kd3 Rd4+ 18. Ke2?? { (7.31 → 0.00) Blunder. Ke3 was best. } (18. Ke3 Rd6 19. Ke2 Ke7 20. Rg2 Kf7 21. Rd1 Rd5 22. Rxd5 Ke6 23. Re8+ Kxd5) 18... Re4+ { The game is a draw. } ½-½