ECO E10

Blumenfeld Countergambit

Blumenfeld Countergambit is a chess opening classified under ECO E10. Its defining line here is 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5.

Blumenfeld Countergambit — board position♜♞♝♛♚♝♜♟♟♟♟♟♟♞♟♟♟♟♞♟♟♟♟♟♟♜♞♝♛♚♝♜

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5

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The diagram shows the position after 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5. 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.