Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Scotch_Gambit
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. O-O Nge7 7. Qb3 O-O 8.
Ng5 Qe8 9. Nxc3 h6 10. Nf3 Bxc3 11. Qxc3 d6 12. b4 Ng6 13. Bb2 Nce5 14. Nxe5
dxe5 15. f4 Nxf4 *
Position (FEN): r1b1qrk1/ppp2pp1/7p/4p3/1PB1Pn2/2Q5/PB4PP/R4RK1 w - - 0 16
White to move.
Themes:  Middlegame  
Puzzle rating: 1519
Best move: Rxf4