24 .. Ng2xRe1! vacates g2-square for 25 .. g3-g2# while Q hangs Gelfand vs Nakamura, 2010  (E97) King's Indian, 33 moves, 0-1 41 Re1-g1!! (Seirawan) vacates e1-square for Bd2-e1-g3 maneuver Karpov vs Kasparov, 1987  (A34) English, Symmetrical, 57 moves, 1-0 Kamsky vs I Morovic Fernandez, 2010  (C16) French, Winawer, 36 moves, 1-0 33 Rh7-h8+! vacates the h7-square for 34 Qb7-h7# Shulman vs S Conquest, 2009  (D85) Grunfeld, 33 moves, 1-0 37 Bb6-c7! vacates the b6-square for the knight fork 38 Nc4-b6 T Sachdev vs J de Jong, 2011  (D39) Queen's Gambit Declined, Ragozin, Vienna Variation, 46 moves, 1-0 16 - c5-c4! vacates c5-sq for 17 - Nd7-c5, harvesting b3-queen Gelfand vs Kamsky, 2011  (A15) English, 34 moves, 0-1 41 Qf7-h7+! Nf8xQh7 blocks h7-flight sq for mating 42 Ng5-f7# Movsesian vs A Zatonskih, 2012  (C11) French, 41 moves, 1-0 29 Qh6xh7+! T Kosintseva vs Kosteniuk, 2012  (B67) Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7, 29 moves, 1-0 8 games