Chess puzzle (Crushing)
Opening: Pirc_Defense, Pirc_Defense_Other_variations
Moves: 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 O-O 6. f3 Nc6 7. O-O-O a6 8. h4
b5 9. h5 e5 10. Nge2 b4 11. Nd5 a5 12. Bg5 Be6 13. Nxf6+ Bxf6 14. Bxf6 Qxf6 15.
d5 Bxd5 16. exd5 Ne7 17. Ng3 c5 18. dxc6 Nxc6 19. Qxd6 Qxd6 *
Position (FEN): r4rk1/5p1p/2nq2p1/p3p2P/1p6/5PN1/PPP3P1/2KR1B1R w - - 0 20
White to move.
Themes:  Middlegame  
Puzzle rating: 997
Best move: Rxd6