Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Be2 Bc5 4. d3 Nf6 5. a3 Ng4 6. O-O d6 7. h3 Nxf2 8. Rxf2
Bxf2+ 9. Kxf2 Nd4 10. Nxd4 exd4 11. Kg1 Qf6 12. Bg4 Bxg4 13. Qxg4 h6 14. c3 c5
15. Nd2 O-O 16. Nf3 b5 17. Bd2 b4 18. Rf1 bxc3 19. bxc3 dxc3 20. Bc1 Rab8 *
Position (FEN): 1r3rk1/p4pp1/3p1q1p/2p5/4P1Q1/P1pP1N1P/6P1/2B2RK1 w - - 2 21
White to move.
Themes: Defensive Move Middlegame  
Puzzle rating: 2080
Best move: Nh4