I suppose this game ought to inaugurate this collection... Alekhine vs A Asgeirsson, 1931  (C13) French, 26 moves, 1-0 The most complex game ever? G Sanakoev vs K H Maeder, 1978  (B99) Sicilian, Najdorf, 7...Be7 Main line, 64 moves, 0-1 Reti vs Alekhine, 1925  (A00) Uncommon Opening, 40 moves, 0-1 Tal vs Petrosian, 1974  (B08) Pirc, Classical, 23 moves, 1-0 Petrosian vs Guimard, 1955  (D37) Queen's Gambit Declined, 62 moves, 1-0 Anderssen vs M Lange, 1859  (C61) Ruy Lopez, Bird's Defense, 19 moves, 0-1 Tarrasch vs Alekhine, 1925  (C53) Giuoco Piano, 28 moves, 0-1 Bareev vs Kasparov, 1991  (E61) King's Indian, 19 moves, 0-1 Alekhine vs O Tenner, 1911  (C30) King's Gambit Declined, 15 moves, 1-0 Morozevich vs E Alekseev, 2004  (B56) Sicilian, 32 moves, 1-0 Short vs E Blank Goncalves, 2001  (B07) Pirc, 28 moves, 1-0 G Gundersen vs A H Faul, 1928  (C02) French, Advance, 15 moves, 1-0 Euwe vs Weenink, 1923  (A82) Dutch, Staunton Gambit, 34 moves, 1-0 Ermenkov vs V Kovacevic, 1990  (C04) French, Tarrasch, Guimard Main line, 39 moves, 0-1 J Curdo vs V Frenklakh, 1993  (B09) Pirc, Austrian Attack, 21 moves, 1-0 E MacDonald vs Burn, 1910  (C41) Philidor Defense, 49 moves, 0-1 Hartston vs H Westerinen, 1975  (C24) Bishop's Opening, 27 moves, 1-0 M Ly vs A Caoili, 2006  (B42) Sicilian, Kan, 24 moves, 1-0 Nigmadzianov vs Kaplin, 1977  (B05) Alekhine's Defense, Modern, 21 moves, 1-0 Korchnoi vs A Petersons, 1965  (D25) Queen's Gambit Accepted, 34 moves, 1-0 Z Topalovic vs F Bistric, 2001  (B21) Sicilian, 2.f4 and 2.d4, 47 moves, 0-1 P Romanovsky vs I Rabinovich, 1925  (C16) French, Winawer, 26 moves, 1-0 Tal vs Miles, 1982  (B17) Caro-Kann, Steinitz Variation, 24 moves, 1-0 Belov vs Prohorov, 1991  (E97) King's Indian, 82 moves, 0-1 Botvinnik vs Ragozin, 1927  (C16) French, Winawer, 34 moves, 1-0