Italian Game Two Knights Defense Hanging Piece Intermediate Chess Puzzles

The italian game two knights defense hanging piece intermediate theme appears in the Italian Game after 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6, when both sides develop quickly and a piece can become undefended. For an intermediate player, the key idea is to notice when a knight, bishop, or pawn is left hanging on c6, f6, e5, or d4 after the opening tension settles.