chess-analysis-js

[ { "category": "ECO A00", "type": "Opening", "name_opening": "Anderssen Opening", "moves": [ "a3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Ware Opening", "moves": [ "a4" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Sodium Attack", "moves": [ "Na3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Van Geet Opening", "moves": [ "Nc3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Polish Opening", "moves": [ "b4" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Saragossa Opening", "moves": [ "c3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Mieses Opening", "moves": [ "d3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Van't Kruijs Opening", "moves": [ "e3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Gedult's Opening", "moves": [ "f3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Amar Opening", "moves": [ "Nh3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Hungarian Opening", "moves": [ "g3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Grob Opening", "moves": [ "g4" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Clemenz Opening", "moves": [ "h3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Kadas Opening", "moves": [ "h4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Laroche Gambit", "moves": [ "Nc3", "b5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Reversed Nimzowitsch", "moves": [ "Nc3", "e5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Symmetrical Variation", "moves": [ "b4", "b5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Grigorian Variation", "moves": [ "b4", "Nc6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Birmingham Gambit", "moves": [ "b4", "c5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Outflank Variation", "moves": [ "b4", "c6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Dutch Defense", "moves": [ "b4", "f5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Karniewski Variation", "moves": [ "b4", "Nh6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Mieses Opening", "variantion_name": "Reversed Rat", "moves": [ "d3", "e5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Sicilian Invitation", "moves": [ "g3", "c5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Dutch Defense", "moves": [ "g3", "f5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Myers Defense", "moves": [ "g3", "g5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Symmetrical Variation", "moves": [ "g3", "g6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Indian Defense", "moves": [ "g3", "Nf6" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Lasker Simul Special", "moves": [ "g3", "h5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Alessi Gambit", "moves": [ "g4", "f5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Double Grob", "moves": [ "g4", "g5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Kadas Opening", "variantion_name": "Schneider Gambit", "moves": [ "h4", "g5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Anderssen Opening", "variantion_name": "Polish Gambit", "moves": [ "a3", "a5", "b4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Battambang Variation", "moves": [ "a3", "e5", "Nc3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Ware Opening", "variantion_name": "Meadow Hay Trap", "moves": [ "a4", "e5", "Ra3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Crab Opening", "moves": [ "a4", "e5", "h4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Sodium Attack", "variantion_name": "Chenoboskion Variation", "moves": [ "Na3", "g6", "g4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Twyble Attack", "moves": [ "Nc3", "c5", "Rb1" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "D�sseldorf Gambit", "moves": [ "Nc3", "c5", "b4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Zukertort Opening", "variantion_name": "Reversed Mexican Defense", "moves": [ "Nc3", "d5", "Nf3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Myers Attack", "moves": [ "Nc3", "g6", "h4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "T�bingen Gambit", "moves": [ "Nc3", "Nf6", "g4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Caro-Kann Defense", "variantion_name": "Labahn Attack", "moves": [ "b4", "c6", "e4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Bugayev Attack", "moves": [ "b4", "e5", "a3" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Valencia Opening", "moves": [ "d3", "e5", "Nd2" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Mieses Opening", "variantion_name": "Myers Spike Attack", "moves": [ "d3", "g6", "g4" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Englund Gambit Declined, Reversed French", "moves": [ "e3", "e5", "d4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Barnes Opening", "variantion_name": "Hammerschlag", "moves": [ "f3", "e5", "Kf2" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Reversed Alekhine", "moves": [ "g3", "e5", "Nf3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Grob Gambit", "moves": [ "g4", "d5", "Bg2" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Double Grob, Coca-Cola Gambit", "moves": [ "g4", "g5", "f4" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Global Opening", "moves": [ "h3", "e5", "a3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Clemenz Opening", "variantion_name": "Spike Lee Gambit", "moves": [ "h3", "h5", "g4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Kadas Opening", "variantion_name": "Kadas Gambit", "moves": [ "h4", "c5", "b4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Kadas Opening", "variantion_name": "Beginner's Trap", "moves": [ "h4", "d5", "Rh3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Ware Opening", "variantion_name": "Wing Gambit", "moves": [ "a4", "b5", "axb5", "Bb7" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Damhaug Gambit", "moves": [ "Nc3", "d5", "f4", "e5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Warsteiner Gambit", "moves": [ "Nc3", "d5", "f4", "g5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Billockus-Johansen Gambit", "moves": [ "Nc3", "e5", "Nf3", "Bc5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Baltic Defense", "moves": [ "b4", "d5", "Bb2", "Bf5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "German Defense", "moves": [ "b4", "d5", "Bb2", "Qd6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Wolferts Gambit", "moves": [ "b4", "e5", "Bb2", "c5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Czech Defense", "moves": [ "b4", "e5", "Bb2", "d6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "King's Indian Variation", "moves": [ "b4", "Nf6", "Bb2", "g6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Barnes Opening", "variantion_name": "Fool's Mate", "moves": [ "f3", "e5", "g4", "Qh4#" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Reversed Modern Defense", "moves": [ "g3", "d5", "Bg2", "c5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Slav Formation", "moves": [ "g3", "d5", "Bg2", "c6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Catalan Formation", "moves": [ "g3", "d5", "Bg2", "e6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Van Kuijk Gambit", "moves": [ "g3", "h5", "Nf3", "h4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Grob Gambit Declined", "moves": [ "g4", "d5", "Bg2", "c6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "London Defense", "moves": [ "g4", "e5", "h3", "Nc6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Creepy Crawly Formation", "variantion_name": "Classical Defense", "moves": [ "h3", "d5", "a3", "e5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Venezolana Variation", "moves": [ "Nc3", "d5", "d3", "Nf6", "g3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Caro-Kann Variation, St. Patrick's Attack", "moves": [ "Nc3", "d5", "e4", "c6", "h3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Dunst-Perrenet Gambit", "moves": [ "Nc3", "d5", "e4", "dxe4", "d3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Hector Gambit", "moves": [ "Nc3", "d5", "e4", "dxe4", "Bc4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Dougherty Gambit", "moves": [ "Nc3", "d5", "e4", "dxe4", "f3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Napoleon Attack", "moves": [ "Nc3", "e5", "Nf3", "Nc6", "d4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Kluever Gambit", "moves": [ "Nc3", "f5", "e4", "fxe4", "d3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Myers Variation", "moves": [ "b4", "d5", "Bb2", "c6", "a4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Bugayev Advance Variation", "moves": [ "b4", "e5", "Bb2", "f6", "b5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Tartakower Gambit", "moves": [ "b4", "e5", "Bb2", "f6", "e4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "King's Indian Variation, Schiffler Attack", "moves": [ "b4", "Nf6", "Bb2", "g6", "e4" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Venezolana Opening", "moves": [ "d3", "c5", "Nc3", "Nc6", "g3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van't Kruijs Opening", "variantion_name": "Bouncing Bishop Variation", "moves": [ "e3", "e5", "Bc4", "b5", "Bb3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Barnes Opening", "variantion_name": "Gedult Gambit", "moves": [ "f3", "f5", "e4", "fxe4", "Nc3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Amar Opening", "variantion_name": "Paris Gambit", "moves": [ "Nh3", "d5", "g3", "e5", "f4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "B�cker Gambit", "moves": [ "g3", "d5", "Bg2", "e5", "b4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Reversed Norwegian Defense", "moves": [ "g3", "e5", "Nf3", "e4", "Nh4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Zilbermints Gambit", "moves": [ "g4", "d5", "e4", "dxe4", "Nc3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Spike Attack", "moves": [ "g4", "d5", "Bg2", "c6", "g5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Grob Gambit, Fritz Gambit", "moves": [ "g4", "d5", "Bg2", "Bxg4", "c4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Grob Gambit, Basman Gambit", "moves": [ "g4", "d5", "Bg2", "h5", "gxh5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Spike, Hurst Attack", "moves": [ "g4", "e5", "Bg2", "d5", "c4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Kadas Opening", "variantion_name": "Myers Variation", "moves": [ "h4", "d5", "d4", "c5", "e4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Kadas Opening", "variantion_name": "Kadas Gambit", "moves": [ "h4", "e5", "d4", "exd4", "c3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Kadas Opening", "variantion_name": "Steinbok Gambit", "moves": [ "h4", "f5", "e4", "fxe4", "d3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Ware Opening", "variantion_name": "Cologne Gambit", "moves": [ "a4", "b6", "d4", "d5", "Nc3", "Nd7" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Sodium Attack", "variantion_name": "Durkin Gambit", "moves": [ "Na3", "e5", "Nc4", "Nc6", "e4", "f5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Sleipnir Gambit", "moves": [ "Nc3", "d5", "e3", "e5", "d4", "Bb4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Melleby Gambit", "moves": [ "Nc3", "d5", "f4", "d4", "Ne4", "c5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Pfeiffer Gambit", "moves": [ "Nc3", "d5", "f4", "d4", "Ne4", "e5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Hergert Gambit", "moves": [ "Nc3", "d6", "f4", "e5", "fxe5", "Nc6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Hulsemann Gambit", "moves": [ "Nc3", "e5", "e3", "d5", "Qh5", "Be6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Liebig Gambit", "moves": [ "Nc3", "e5", "e3", "d5", "Qh5", "Nf6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Queenside Defense", "moves": [ "b4", "e6", "Bb2", "Nf6", "b5", "a6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Queen's Indian Variation", "moves": [ "b4", "e6", "Bb2", "Nf6", "b5", "b6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Pachman Gambit", "moves": [ "g3", "f5", "e4", "fxe4", "Qh5+", "g6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Zilbermints Gambit, Schiller Defense", "moves": [ "g4", "d5", "e4", "dxe4", "Nc3", "h5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Romford Countergambit", "moves": [ "g4", "d5", "Bg2", "Bxg4", "c4", "d4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Keene Defense", "moves": [ "g4", "d5", "h3", "e5", "Bg2", "c6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Ware Opening", "variantion_name": "Ware Gambit", "moves": [ "a4", "e5", "a5", "d5", "e3", "f5", "a6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Novosibirsk Variation", "moves": [ "Nc3", "c5", "d4", "cxd4", "Qxd4", "Nc6", "Qh4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Sicilian Two Knights", "moves": [ "Nc3", "c5", "Nf3", "Nc6", "d4", "cxd4", "Nxd4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Pfeiffer Gambit, Sleipnir Countergambit", "moves": [ "Nc3", "d5", "f4", "d4", "Ne4", "e5", "Nf3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Gladbacher Gambit", "moves": [ "Nc3", "e5", "b3", "d5", "e4", "dxe4", "d3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Reversed Scandinavian", "moves": [ "Nc3", "e5", "d4", "exd4", "Qxd4", "Nc6", "Qa4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Schuehler Gambit", "moves": [ "b4", "c6", "Bb2", "a5", "b5", "cxb5", "e4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Schiffler-Sokolsky Variation", "moves": [ "b4", "e6", "Bb2", "Nf6", "b5", "d5", "e3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van't Kruijs Opening", "variantion_name": "Keoni-Hiva Gambit, Alua Variation", "moves": [ "e3", "e5", "Nc3", "Nc6", "f4", "exf4", "Nf3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van't Kruijs Opening", "variantion_name": "Keoni-Hiva Gambit, Ekolu Variation", "moves": [ "e3", "e5", "Nc3", "d5", "f4", "exf4", "Nf3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van't Kruijs Opening", "variantion_name": "Keoni-Hiva Gambit, Akahi Variation", "moves": [ "e3", "e5", "Nc3", "Nf6", "f4", "exf4", "Nf3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Barnes Opening", "variantion_name": "Gedult Gambit", "moves": [ "f3", "d5", "e4", "g6", "d4", "dxe4", "c3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Winterberg Gambit", "moves": [ "g3", "d5", "Bg2", "e5", "c4", "dxc4", "b3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Reversed Brooklyn Defense, Brooklyn Benko Gambit", "moves": [ "g3", "e5", "Nf3", "e4", "Ng1", "Nf6", "b4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Zilbermints Gambit, Zilbermints-Hartlaub Gambit", "moves": [ "g4", "d5", "e4", "dxe4", "Nc3", "e5", "d3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Grob Gambit, Richter-Grob Gambit", "moves": [ "g4", "d5", "Bg2", "c6", "c4", "dxc4", "b3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Grob Gambit, Keres Gambit", "moves": [ "g4", "d5", "Bg2", "e5", "d4", "exd4", "c3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Kadas Opening", "variantion_name": "Kadas Gambit", "moves": [ "h4", "d5", "d4", "c5", "Nf3", "cxd4", "c3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Indian Game", "variantion_name": "Colle System, King's Indian Variation", "moves": [ "e3", "d6", "d4", "g6", "Nf3", "Bg7", "Bd3", "Nf6" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Amsterdam Attack", "moves": [ "e3", "e5", "c4", "d6", "Nc3", "Nc6", "b3", "Nf6" ] }, { "category": "ECO A00", "type": "Opening", "name_opening": "Amar Gambit", "moves": [ "Nh3", "d5", "g3", "e5", "f4", "Bxh3", "Bxh3", "exf4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Sodium Attack", "variantion_name": "Celadon Variation", "moves": [ "Na3", "e5", "d3", "Bxa3", "bxa3", "d5", "e3", "c5", "Rb1" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Orangutan-Diemer Gambit", "moves": [ "b4", "d5", "Bb2", "Qd6", "a3", "e5", "e4", "dxe4", "f3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van't Kruijs Opening", "variantion_name": "Keoni-Hiva Gambit Delayed", "moves": [ "e3", "d5", "Nc3", "Nf6", "a3", "e5", "f4", "exf4", "Nf3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Burk Gambit", "moves": [ "g3", "e5", "a3", "d5", "Nf3", "e4", "Nh4", "Be7", "d3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Paris Gambit", "moves": [ "g3", "e5", "Nh3", "d5", "f4", "Bxh3", "Bxh3", "exf4", "O-O" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Hungarian Opening", "variantion_name": "Asten Gambit", "moves": [ "g3", "Nc6", "Nc3", "d5", "d4", "e5", "dxe5", "d4", "Ne4", "f5" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Grob Gambit, Fritz Gambit, Romford Countergambit", "moves": [ "g4", "d5", "Bg2", "Bxg4", "c4", "d4", "Bxb7", "Nd7", "Bxa8", "Qxa8" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Van Geet Opening", "variantion_name": "Jendrossek Gambit", "moves": [ "Nc3", "d5", "f4", "d4", "Ne4", "f5", "Nf2", "Nf6", "Nf3", "c5", "b4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Rooks Swap Line", "moves": [ "b4", "e6", "Bb2", "Nf6", "b5", "a6", "a4", "axb5", "axb5", "Rxa1", "Bxa1" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Orangutan-Hartlaub Gambit", "moves": [ "b4", "Nf6", "Bb2", "e6", "a3", "c6", "d3", "a5", "bxa5", "d5", "e4" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Amar Opening", "variantion_name": "Gent Gambit", "moves": [ "Nh3", "d5", "g3", "e5", "f4", "Bxh3", "Bxh3", "exf4", "O-O", "fxg3", "hxg3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Polish Opening", "variantion_name": "Tartakower Gambit, Brinckmann Variation", "moves": [ "b4", "e5", "Bb2", "f6", "e4", "Bxb4", "Bc4", "Nc6", "f4", "Qe7", "f5", "g6" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Grob Opening", "variantion_name": "Keene Defense, Main Line", "moves": [ "g4", "d5", "h3", "e5", "Bg2", "c6", "d4", "e4", "c4", "Bd6", "Nc3", "Ne7" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Formation", "variantion_name": "Hippopotamus Attack", "moves": [ "a3", "e5", "b3", "d5", "c3", "Nf6", "d3", "Nc6", "e3", "Bd6", "f3", "O-O", "g3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Formation", "variantion_name": "Shy Attack", "moves": [ "a3", "e5", "g3", "d5", "Bg2", "Nf6", "d3", "Nc6", "Nd2", "Bd6", "e3", "O-O", "h3" ] }, { "category": "ECO A00", "type": "Variation", "name_opening": "Formation", "variantion_name": "Cabbage Attack", "moves": [ "c3", "e5", "a3", "d5", "b3", "Nf6", "Bb2", "Nc6", "a4", "Bd6", "g3", "O-O", "e3" ] }, { "category": "ECO A01", "type": "Opening", "name_opening": "Nimzo-Larsen Attack", "moves": [ "b3" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzowitsch-Larsen Attack", "variantion_name": "Polish Variation", "moves": [ "b3", "b5" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Symmetrical Variation", "moves": [ "b3", "b6" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "English Variation", "moves": [ "b3", "c5" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Classical Variation", "moves": [ "b3", "d5" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Modern Variation", "moves": [ "b3", "e5" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Dutch Variation", "moves": [ "b3", "f5" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Indian Variation", "moves": [ "b3", "Nf6" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Graz Attack", "moves": [ "b3", "d5", "Ba3" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Modern Variation", "moves": [ "b3", "e5", "Bb2" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Modern Variation", "moves": [ "b3", "e5", "Bb2", "Nc6" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Modern Variation", "moves": [ "b3", "e5", "Bb2", "Nc6", "e3" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Pachman Gambit", "moves": [ "b3", "e5", "Bb2", "Nc6", "f4" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Ringelbach Gambit", "moves": [ "b3", "f5", "Bb2", "e6", "e4" ] }, { "category": "ECO A01", "type": "Variation", "name_opening": "Nimzo-Larsen Attack", "variantion_name": "Spike Variation", "moves": [ "b3", "Nf6", "Bb2", "g6", "g4" ] }, { "category": "ECO A02", "type": "Opening", "name_opening": "Bird Opening", "moves": [ "f4" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Myers Defense", "moves": [ "f4", "b5" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "From's Gambit", "moves": [ "f4", "e5" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Hobbs Gambit", "moves": [ "f4", "g5" ] }, { "category": "ECO A02", "type": "Opening", "name_opening": "Bird Opening", "moves": [ "f4", "Nf6" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Horsefly Defense", "moves": [ "f4", "Nh6" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "From's Gambit, Bahr Gambit", "moves": [ "f4", "e5", "Nc3" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Wagner-Zwitersch Gambit", "moves": [ "f4", "f5", "e4" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Mujannah", "moves": [ "f4", "Nf6", "c4" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Schlechter Gambit", "moves": [ "f4", "e5", "fxe5", "Nc6" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Lasker Gambit", "moves": [ "f4", "e5", "fxe5", "f6" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Platz Gambit", "moves": [ "f4", "e5", "fxe5", "Ne7" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "System", "variantion_name": "Double Duck Formation", "moves": [ "f4", "f5", "d4", "d5" ] }, { "category": "ECO A02", "type": "Variation", "name_opening": "Bird Opening", "variantion_name": "Hobbs-Zilbermints Gambit", "moves": [ "f4", "h6", "Nf3", "g5" ] }, { "category": "ECO A02",