Home › Openings › Queen's Pawn Game › Queen's Pawn Game: Accelerated London System › Queen's Pawn Game: Accelerated London System, Steinitz Countergambit Queen's Pawn Game: Accelerated London System, Steinitz Countergambit, Morris Countergambit Accepted ECO D00 · 1. d4 d5 2. Bf4 c5 3. e4 dxe4 Related variationsQueen's Pawn Game: Accelerated London System, Steinitz Countergambit, Morris Countergambit Practice this opening · Play against the computer