Queen's Pawn Game: Colle System, Anti-Colle
Queen's Pawn Game: Colle System, Anti-Colle is a chess opening classified under ECO D04. Its defining line here is 1. d4 d5 2. Nf3 Nf6 3. e3 Bf5.
1. d4 d5 2. Nf3 Nf6 3. e3 Bf5
The diagram shows the position after 1. d4 d5 2. Nf3 Nf6 3. e3 Bf5. 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.