Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nc6/3. Bc4/3...Nf6/4. d4/4...exd4/5. O-O/5...Nxe4/6. Re1/6...d5/7. Bxd5/7...Qxd5/8. Nc3/8...Qa5

= Scotch Gambit Accepted =

8…Qa5
8…Qa5 moves the queen to safety. Now White can capture the knight on e4, while Black often soon castles queenside. However, Black remains up a pawn for the moment.

Nxe4 is the more common capture.

Theory table
'''1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4.d4 exd4 5. O-O Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5'''