Chess puzzle (Crushing)
Opening: Russian_Game, Russian_Game_Cochrane_Gambit
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. Bc4+ Be6 6. Bxe6+ Kxe6 7. d4 d5
8. e5 Ne4 9. O-O Qh4 10. f3 Ng5 11. c4 Be7 12. cxd5+ Kd7 13. e6+ Kd8 14. Nc3
Bd6 15. g3 Nh3+ 16. Kg2 Qh5 17. g4 Qh4 18. f4 h5 19. Rf3 *
Position (FEN): rn1k3r/ppp3p1/3bP3/3P3p/3P1PPq/2N2R1n/PP4KP/R1BQ4 b - - 1 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 2015
Best move: hxg4