Scotch Game Middlegame (1.e4 e5 2.Nf3 Nc6 3.d4 / 1.e4 e5 2.Nf3 Nc6 3.d4 exd4) Chess Puzzles

“Scotch game middlegame” refers to the positions reached after 1.e4 e5 2.Nf3 Nc6 3.d4, when Black’s e5-pawn is exchanged and the center opens. It is not one fixed variation: after 3...exd4 4.Nxd4, the middlegame depends heavily on Black’s choice of ...Bc5, ...Nf6, or ...Qh4.