Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 f6 4. dxe5 fxe5 5. Bb5 d6 6. Nc3 Bd7 7. Nd5 Nf6 8.
Bg5 h6 9. Nxf6+ gxf6 10. Be3 a6 11. Bc4 Qe7 12. Nd2 O-O-O 13. Qe2 b5 14. Bd5 f5
15. O-O-O fxe4 16. Nxe4 Rg8 17. Nc3 Rg6 18. Qf3 Bg4 *
Position (FEN): 2kr1b2/2p1q3/p1np2rp/1p1Bp3/6b1/2N1BQ2/PPP2PPP/2KR3R w - - 5 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1895
Best move: Qe4