Chess puzzle (Advantage)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Smyslov_Variation
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Bg5 Bg4 6. e3 Nc6 7. Bd3 O-O 8. a3
h6 9. Bxf6 Bxf6 10. O-O Re8 11. h3 Bc8 12. Ne4 Bg7 13. Qc2 e5 14. d5 Ne7 15.
Ng3 c6 16. Nh4 Nxd5 17. Nxg6 fxg6 *
Position (FEN): r1bqr1k1/pp4b1/2pp2pp/3np3/2P5/P2BP1NP/1PQ2PP1/R4RK1 w - - 0 18
White to move.
Themes:  Middlegame  
Puzzle rating: 1755
Best move: cxd5