Chess puzzle (Crushing)
Opening: Kings_Pawn_Game, Kings_Pawn_Game_McConnell_Defense
Moves: 1. e4 e5 2. Nf3 Qf6 3. Nc3 c6 4. Bc4 Bc5 5. O-O h6 6. a3 Ne7 7. b4 Bb6 8. b5
O-O 9. Bb2 d6 10. Na4 Bd8 11. d4 exd4 12. Bxd4 Qg6 13. e5 d5 14. Bd3 Qe6 15.
Nc5 Qg4 16. Be2 b6 17. Nb3 Qg6 18. Bd3 Bf5 19. Nh4 Qg5 *
Position (FEN): rn1b1rk1/p3npp1/1pp4p/1P1pPbq1/3B3N/PN1B4/2P2PPP/R2Q1RK1 w - - 6 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1249
Best move: Nxf5