[Event "Hamburg"] [Site "?"] [Round "0"] [White "Matanovic"] [Black "Kieninger"] [Result "1-0"] [ECO "C43"] [Opening "Russian Game: Modern Attack"] 1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 d5 6. exd6 Nxd6 7. Bd3 Nc6 8. Qf4 Qe7+ 9. Be3 g6 10. Nc3 Be6 11. O-O Bg7 12. Rfe1 O-O 13. Bc5 b6 14. Ba3 Bxc3 15. bxc3 Qd7 16. Rad1 Na5 17. Qh6 f6 18. Bxg6 $1 {Taking advantage of the circumstance that the Black Queen will no longer be ably to interpose because it must defend the Be6 (overworked piece)} 18... hxg6 19. Qxg6+ Kh8 20. Bxd6 ( 20. Rd4 Bg8) 20... cxd6 21. Rxe6 $1 {This new sacrifice, in conjunction with Whte's next move, forms the basis for the whole combination} 21... Qxe6 22. Rd4 Qc4 {Only way to stop mate} 23. Rxc4 Nxc4 24. Qh5+ Kg7 25. Qg4+ {Now it all s like clockwork; White wins the Knight as well. Without this little tailpiece to the combination White's game with Queen against two Knights might get have been not too easy to win} 1-0