ECO A57
15 named openings and variations are classified as A57. ECO (Encyclopaedia of Chess Openings) codes group openings from A00 to E99 by their opening moves.
- Benko GambitA571. d4 Nf6 2. c4 c5 3. d5 b5
- Benko Gambit AcceptedA571. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6
- Benko Gambit Accepted: Dlugy VariationA571. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3
- Benko Gambit Accepted: Modern VariationA571. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3
- Benko Gambit Accepted: Pawn Return VariationA571. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6
- Benko Gambit Declined: Bishop AttackA571. d4 Nf6 2. c4 c5 3. d5 b5 4. Bg5
- Benko Gambit Declined: Hjørring CountergambitA571. d4 Nf6 2. c4 c5 3. d5 b5 4. e4
- Benko Gambit Declined: Main LineA571. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3
- Benko Gambit Declined: Pseudo-SämischA571. d4 Nf6 2. c4 c5 3. d5 b5 4. f3
- Benko Gambit Declined: Quiet LineA571. d4 Nf6 2. c4 c5 3. d5 b5 4. Nd2
- Benko Gambit Declined: Sosonko VariationA571. d4 Nf6 2. c4 c5 3. d5 b5 4. a4
- Benko Gambit: Mutkin CountergambitA571. d4 Nf6 2. c4 c5 3. d5 b5 4. g4
- Benko Gambit: Nescafe Frappe AttackA571. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5 d6 8. Bc4
- Benko Gambit: Zaitsev SystemA571. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3
- Benko Gambit: Zaitsev Variation, Nescafe Frappe AttackA571. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5