30 Rg7xh7+! mates on h-file after 30 ... Kh8xRh7 31 Qg4-h5# Fischer vs D Kumro, 1964  (C26) Vienna, 30 moves, 1-0 55 .. Rg6-g5+! White h5-king mated on h-file with 56 .. Ra3-h3# Carlsen vs Radjabov, 2009  (B40) Sicilian, 60 moves, 1/2-1/2 37 Qa3xa6+! leads to a stock corridor mate on the a-file E Vladimirov vs S Zagrebelny, 1988  (E20) Nimzo-Indian, 38 moves, 1-0 23 Rh4xNg5! g6xRh5, 25 Qg5xh5+ opens g-,h-files for linear mate Kosteniuk vs E Pavlidou, 2013  (B60) Sicilian, Richter-Rauzer, 27 moves, 1-0 59 ... Rf2-b2+ starts linear mate that even a beginner can see Caruana vs V Malakhov, 2013  (C45) Scotch Game, 68 moves, 1-0