Since... 1994!

Four Knights Opening

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 d5 5. exd5 Nxd5 6. Bg2 Nxc3 7. bxc3 Bd6 8. O-O O-O 9. Rb1 Rb8 10. d4 Bg4 11. h3 Bd7 12. Qd3!? exd4? 13. Ng5! g6 14. cxd4 Nb4?! 15. Qd2 Nxa2 16. Nxh7!! Kxh7 17. Qh6+ Kg8 18. Bd5! Nc3? 19. Qxg6+ Kh8 20. Qh5+ Kg8 21. Bc4! b5?! 22. Bg5! Be7 23. Qg6+ Kh8 24. Bf6+!! Bxf6 25. Qh6+ Kg8 26. Bd3 Ne2+ 27. Kh2 and black resigns ...