How strong is your chess calculation? Can you calculate all the winning lines to checkmate here in this position from the chess game Perlasco – Grasi, Como, 1907?


Perlasco – Grasi

Result: 1-0
Site: Como
Date: 1907
[…] 1.♕xe8+ ♔xe8 2.♘d4+ (2.♘f4+ doesnt work… 2…♔f8 and loses) 2…♔f8 (2…♕e5 3.♖g8+ ♔e7 4.♘f5#) (2…♔d8 3.♖g8#) 3.♖e8+ ♔xe8 4.♖g8+ ♔e7 5.♘f5#