Chess puzzle (Advantage)
Opening: Kings_Indian_Attack, Kings_Indian_Attack_Other_variations
Moves: 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. d4 cxd4 6. Nxd4 Nc6 7. b3 g6 8. Bb2
Bg7 9. c4 Nxd4 10. Bxd4 O-O 11. cxd5 Nxd5 12. Bxg7 Kxg7 13. Qd2 Qf6 14. Na3 Rd8
15. Rad1 Bd7 16. Nc4 Bc6 17. Na5 *
Position (FEN): r2r4/pp3pkp/2b1pqp1/N2n4/8/1P4P1/P2QPPBP/3R1RK1 b - - 9 17
Black to move.
Themes:  Middlegame  
Puzzle rating: 1472
Best move: Nc3