ECO A50

Mexican Defense: Horsefly Gambit

Mexican Defense: Horsefly Gambit is a chess opening classified under ECO A50. Its defining line here is 1. d4 Nf6 2. c4 Nc6 3. d5 Ne5 4. f4.

Mexican Defense: Horsefly Gambit — board position♜♝♛♚♝♜♟♟♟♟♟♟♟♟♞♟♞♟♟♟♟♟♟♟♜♞♝♛♚♝♞♜

1. d4 Nf6 2. c4 Nc6 3. d5 Ne5 4. f4

Explore this opening ▸Add to my repertoireOpen in analysis

The diagram shows the position after 1. d4 Nf6 2. c4 Nc6 3. d5 Ne5 4. f4. Play through it move by move in the interactive explorer.

Opening name, ECO code, and main line come from the Lichess open chess openings dataset.

Part of