Nice Checkmate

1. e4 { King's Pawn Opening, General } d6 2. Nf3 Nf6 3. Nc3 e6 4. d4 Nc6 5. Bg5 Be7 6. e5 dxe5 7. Nxe5 Nxe5 8. dxe5 Nd5 9. Nxd5 Bxg5 10. f4 Qxd5 11. Qxd5 exd5 12. fxg5 O-O 13. O-O-O g6 14. h4 Bf5 15. h5 f6 16. gxf6 gxh5 17. Rxh5 Bg6 18. Rg5 Kf7 19. Rxd5 Ke6 20. Bc4 Rad8 21. Rd6# { Black is checkmated } 1-0