Chess puzzle (Advantage)
Opening: Pirc_Defense, Pirc_Defense_Classical_Variation
Moves: 1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Nc3 Nf6 5. Be3 O-O 6. Be2 Nbd7 7. Qd2 b6 8.
O-O-O Bb7 9. Rdg1 a5 10. h4 Nxe4 11. Nxe4 Bxe4 12. g4 e5 13. h5 exd4 14. Bh6
Qf6 15. Bxg7 Kxg7 16. g5 Qf5 17. Qxd4+ Ne5 18. h6+ Kg8 19. Bd3 Nxd3+ *
Position (FEN): r4rk1/2p2p1p/1p1p2pP/p4qP1/3Qb3/3n1N2/PPP2P2/2K3RR w - - 0 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1066
Best move: cxd3