1. e4 Nf6 2. e5 Nd5 3. Nf3 f6 4. Bc4 Nf4 5. O-O Nc6 6. d4 Nh5 7. Ng5 fxg5 8. Qxh5+ g6 9. Qxg5 Nxd4 10. f4 Nxc2 11. f5 Nxa1 12. f6 exf6 13. exf6 d6 14. f7+ Kd7 15. Qg4+ Kc6 16. Qe4+ Kc5 17. Be3+ Kb4 18. Bd2+ Kc5 19. Qd5+ Kb6 20. Ba5#

Copy paste the following code to your webpage:

      <!-- chesspastebin.com PGN viewer -->
      <iframe
        src="https://www.chesspastebin.com/minimal/13831"
        width="600" height="400"
        style="border: 0px solid #000000">
      </iframe>
      <!-- END OF chesspastebin.com PGN viewer -->