Scandinavian Defence · Intermediate
Opponent's mistake · 4.d3
1.e4 d5 2.Nc3 d4 3.Nd5 e5 4.d3 c6 5.Nb4 Bxb4+
- d5: Attacks the e4 pawn from move one.
- d4: Advances the pawn, kicks the knight on c3 and gains space.
- e5: Builds a strong two-pawn centre and prepares c6 to kick the knight.