Chess puzzle (Crushing)
Opening: Ruy_Lopez, Ruy_Lopez_Classical_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8.
Bc4 d6 9. dxe5 dxe5 10. Qh5 Qe7 11. Bg5 Nf6 12. Qh4 Be6 13. Bxf6 gxf6 14. Bxe6
Qxe6 15. Rd1 Ke7 16. Nd2 Rag8 17. h3 Rg7 18. Nf1 Rhg8 19. g4 Qc4 *
Position (FEN): 6r1/pp2kprp/1bp2p2/4p3/2q1P1PQ/2P4P/PP3P2/R2R1NK1 w - - 1 20
White to move.
Themes: Defensive Move Middlegame  
Puzzle rating: 1882
Best move: Ng3