Blackmar-Diemer - Euwe defence
1. d4 d5 2. Nc3 Nf6 3. e4 dxe4 4. f3 exf3 5. Nxf3 e6
White plays the queen's pawn to d4. Black advances the queen's pawn to d5. White develops the knight to c3.
Black develops the knight to f6. White advances the king's pawn to e4. Black captures on e4 with the queen's pawn.
White moves the f-pawn to f3. Black captures on f3 with the king's pawn. White captures with the knight on f3.
Black advances the king's pawn to e6.