ECO A52
6 named openings and variations are classified as A52. ECO (Encyclopaedia of Chess Openings) codes group openings from A00 to E99 by their opening moves.
- Indian Defense: Budapest Gambit Accepted, Main LineA521. d4 Nf6 2. c4 e5 3. dxe5 Ng4
- Indian Defense: Budapest Gambit Accepted, Main Line, Adler VariationA521. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3
- Indian Defense: Budapest Gambit Accepted, Main Line, Alekhine VariationA521. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4
- Indian Defense: Budapest Gambit Accepted, Main Line, Alekhine Variation, Abonyi VariationA521. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5
- Indian Defense: Budapest Gambit Accepted, Main Line, Alekhine Variation, Tartakower DefenseA521. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 d6
- Indian Defense: Budapest Gambit Accepted, Main Line, Rubinstein VariationA521. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4