Chess Opening Theory/1. e4/1...e5/2. Nf3/2...d6/3. d4/3...Nd7/4. Bc4/4...Ngf6/5. dxe5/5...Nxe5/6. Nxe5/6...dxe5/7. Bxf7/7...Kxf7/8. Qxd8/8...Bb4/9. Qd2/9...Bxd2

Bxd2+
This move regains the lost queen with check and hopes to capture on e4, but after Nxd2, White prevents that and remains a pawn up to the good.