Chess puzzle (Advantage)
Opening: Old_Indian_Defense, Old_Indian_Defense_Other_variations
Moves: 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Bf4 b6 5. Nc3 Bb7 6. e3 g6 7. b4 a6 8. c5 b5
9. Be2 Bg7 10. O-O O-O 11. Qc2 h6 12. Bd3 dxc5 13. bxc5 Bxf3 14. gxf3 Nh5 15.
Bg3 f5 16. Nd5 Nxg3 17. fxg3 Nxc5 *
Position (FEN): r2q1rk1/2p1p1b1/p5pp/1pnN1p2/3P4/3BPPP1/P1Q4P/R4RK1 w - - 0 18
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1234
Best move: Qxc5