It's quite challenging! I managed to get it eventually using the fried liver attack (transposed from Petroff):
1. e4 e5 2. Nf3 Nf6 3. Ng5 Nc6 4. Bc4 d5
5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nb4
9. d4 Nxc2+ 10. Kd2 Nxa1 11. Bxd5+ Kd6 12. Nb5+ Kd7
13. Qf5+ Ke7 14. Qf7#