33 Qh6-g7+!! sacs queen so that 34 Rf3xf7+ is tempo and mate J Polgar vs L B Hansen, 1989  (C16) French, Winawer, 33 moves, 1-0 38 Qc2-h7+!! sacs queen so that 39 Rd7xBg7+ is tempo and mate Ivanchuk vs Karjakin, 2009  (D43) Queen's Gambit Declined Semi-Slav, 52 moves, 0-1 Two Knights Def. Modern B's Opening(C55) 0-1 Lawn mower mate D J Ledger vs M Hebden, 2004  (C55) Two Knights Defense, 24 moves, 0-1 Semi-Slav Defense: Botvinnik System (D44) 0-1 23...? A Schneider vs M Dvoretzky, 1983  (D44) Queen's Gambit Declined Semi-Slav, 27 moves, 0-1 Spanish Game: Morphy Defense (C78) 1-0 23.? J Finnegan vs R P Allen, 1948  (C78) Ruy Lopez, 24 moves, 1-0 Catalan Opening: Open Defense (E04) 1-0 18.? Mikhalevski vs R Gardner, 2012  (E04) Catalan, Open, 5.Nf3, 19 moves, 1-0 Scandinavian Defense: Icelandic-Palme Gambit (B01) 0-1 12...? S P Finn vs R Heasman, 1993  (B01) Scandinavian, 15 moves, 0-1 Scotch Gambit. Double Gambit Accepted (C56) 1-0 Arabian Mate E Holt vs T Bingamon, 1947  (C56) Two Knights, 14 moves, 1-0 8 games