Chess puzzle (Advantage)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 a6 6. a4 Bc5 7. Bc4 Nge7 8.
O-O O-O 9. Nc3 Ng6 10. Bg5 Qc7 11. Qd5 h6 12. Bxh6 Bxf2+ 13. Rxf2 gxh6 14. b3
d6 15. Qd2 Kg7 16. Raf1 Be6 17. Nd5 Qd8 18. Kh1 Qa5 19. Qc1 Bxd5 20. Bxd5 Qc3
21. h3 Nf4 22. Nh4 Nd4 23. Nf5+ *
Position (FEN): r4r2/1p3pk1/p2p3p/3BpN2/P2nPn2/1Pq4P/2P2RP1/2Q2R1K b - - 4 23
Black to move.
Themes:  Middlegame  
Puzzle rating: 855
Best move: Nxf5