Chess puzzle (Crushing)
Opening: Ruy_Lopez, Ruy_Lopez_Berlin_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. d3 Bd6 6. Bg5 h6 7. Bxf6 Qxf6 8.
Qe2 O-O 9. h4 Bg4 10. Nbd2 Rfe8 11. O-O-O Qe6 12. b3 Ba3+ 13. Kb1 Qd6 14. Nc4
b5 *
Position (FEN): r3r1k1/p1p2pp1/2pq3p/1p2p3/2N1P1bP/bP1P1N2/P1P1QPP1/1K1R3R w - - 0 15
White to move.
Themes:  Middlegame  
Puzzle rating: 800
Best move: Nxd6