Scotch Game: Horwitz Attack

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5

Scotch Game: Horwitz Attack is catalogued under ECO code C45. It is reached after 5 moves (9 half-moves): 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5. After the last move it is Black to play. White opens 1. e4. It is a named variation of the Scotch Game, which has 53 catalogued lines in total.

Position shown after the last move; Black to play.