ECO A80
ECO A00–A99 — Flank openings: 1.c4, 1.Nf3, 1.f4 and other first moves, plus early Indian and Benoni systems.
19 named opening lines are classified under ECO code A80.
- Dutch Defense — 1.d4 f5
- Dutch Defense: Alapin Variation — 1.d4 f5 2.Qd3
- Dutch Defense: Barcza Variation — 1.d4 f5 2.Nf3 Nf6 3.c3
- Dutch Defense: Hevendehl Gambit — 1.d4 f5 2.g4 e5
- Dutch Defense: Hopton Attack — 1.d4 f5 2.Bg5
- Dutch Defense: Janzen-Korchnoi Gambit — 1.d4 f5 2.h3 Nf6 3.g4
- Dutch Defense: Kingfisher Gambit — 1.d4 f5 2.Nc3 d5 3.e4
- Dutch Defense: Korchnoi Attack — 1.d4 f5 2.h3
- Dutch Defense: Krejcik Gambit — 1.d4 f5 2.g4
- Dutch Defense: Krejcik Gambit, Tate Gambit — 1.d4 f5 2.g4 fxg4 3.e4 d5 4.Nc3
- Dutch Defense: Manhattan Gambit, Anti-Classical Line — 1.d4 f5 2.Qd3 e6 3.g4
- Dutch Defense: Manhattan Gambit, Anti-Leningrad — 1.d4 f5 2.Qd3 g6 3.g4
- Dutch Defense: Manhattan Gambit, Anti-Modern — 1.d4 f5 2.Qd3 d6 3.g4
- Dutch Defense: Manhattan Gambit, Anti-Stonewall — 1.d4 f5 2.Qd3 d5 3.g4
- Dutch Defense: Omega-Isis Gambit — 1.d4 f5 2.Nf3 e5
- Dutch Defense: Raphael Variation — 1.d4 f5 2.Nc3
- Dutch Defense: Senechaud Gambit — 1.d4 f5 2.Bf4 e6 3.g4
- Dutch Defense: Spielmann Gambit — 1.d4 f5 2.Nc3 Nf6 3.g4
- Queen's Pawn Game: Veresov Attack, Dutch System — 1.d4 f5 2.Nc3 d5