Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Morphy_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. d3 Bc5 7. O-O Qd6 8.
Nbd2 b5 9. Re1 Ng4 10. Re2 f5 11. exf5 Bxf5 12. h3 Nxf2 13. Rxf2 Bxf2+ 14. Kxf2
O-O 15. Nb3 *
Position (FEN): r4rk1/2p3pp/p1pq4/1p2pb2/8/1N1P1N1P/PPP2KP1/R1BQ4 b - - 2 15
Black to move.
Themes:  Middlegame  
Puzzle rating: 1366
Best move: e4