Chess puzzle (Advantage)
Moves: 1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nf3 Be7 5. O-O h5 6. Qe2 g5 7. Be3 d6 8. Nc3 g4
9. Nd2 Nd7 10. f4 Nh6 11. e5 h4 12. f5 exf5 13. Bxf5 h3 14. g3 Bg2 15. Bxg4
Bxf1 16. Rxf1 Nxg4 17. Qxg4 Nf8 18. Qg7 Rh7 19. Qg8 Qd7 20. Bh6 Rxh6 21. Qxf7+
Kd8 22. Qg7 Rh5 *
Position (FEN): r2k1n2/p1pqb1Q1/1p1p4/4P2r/3P4/2N3Pp/PPPN3P/5RK1 w - - 3 23
White to move.
Themes:  Middlegame  
Puzzle rating: 2137
Best move: Nd5