Chess opening

Semi-Open Game Cambridge Springs Defense Canal Variation Indian Defense Indian Defense Rat Defense, English Rat Queen's Gambit Dutch, Spielmann gambit Barnes Defence Fishing Pole Trap Centre Gambit Queen's Knight Defense English Defence English opening Modern Defense Catalan Opening Budapest Gambit Cunningham Gambit Queen's Pawn Game Damiano Defence Danish Gambit, Lindehn's continuation Czech Defense Riga Variation theoretical novelty theoretical novelty Halloween Gambit Napoleon Opening King's Knight Opening Lasker Variation English Attack Reversed Sicilian Two Knights Defense, Fried Liver Attack Danish Gambit Ware Opening Vienna Game, Frankenstein–Dracula Variation Two Knights Defense, Max Lange Attack Orthodox Defence Alapin's Opening Closed Game Modern Benoni Mieses Opening Semi-Slav Defense Hippopotamus Defence King's Pawn Game Wilkes-Barre Variation Staunton Gambit Wayward Queen Attack Marshall Defense Queen's Gambit, Symmetrical Defense French Defence, Classical Variation