Chess puzzle (Advantage)
Opening: London_System, London_System_Other_variations
Moves: 1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. Be2 O-O 6. O-O Nh5 7. Bg5 h6 8. Bh4
g5 9. Nfd2 Nf6 10. Bg3 Nbd7 11. c4 e5 12. Nf3 Nh5 13. dxe5 Nxg3 14. hxg3 Nxe5
15. Nc3 Be6 16. b3 *
Position (FEN): r2q1rk1/ppp2pb1/3pb2p/4n1p1/2P5/1PN1PNP1/P3BPP1/R2Q1RK1 b - - 0 16
Black to move.
Themes: Kingside Attack Opening  
Puzzle rating: 774
Best move: Nxf3+