3.Bc4 … 6...Nc5 7.Nxe5 Nd4 8.Qh5: Petrov Defense line

Petrov Defense line, 10 moves deep. You play Black.

1. e4
2. e5
3. Nf3
4. Nf6
5. Bc4
6. Nxe4
7. Qe2
8. d5
9. Bb3
10. Nc6
11. d3
12. Nc5
13. Nxe5
14. Nd4
15. Qh5
16. Qf6
17. Bxd5
18. Be6
19. Bxe6
20. Ncxe6