Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. O-O O-O 6. h3 d6 7. d3 h6 8. a3
Be6 9. Bxe6 fxe6 10. Na4 Bb6 11. Nxb6 axb6 12. b4 Nd4 13. Bb2 c5 14. c3 Nc6 15.
b5 Ne7 16. c4 Ng6 17. g3 Qc7 18. h4 Rad8 19. h5 Nxh5 20. Nxe5 Nxe5 21. Qxh5
Nxd3 22. Bc3 Ra8 *
Position (FEN): r4rk1/1pq3p1/1p1pp2p/1Pp4Q/2P1P3/P1Bn2P1/5P2/R4RK1 w - - 2 23
White to move.
Themes: Defensive Move Middlegame  
Puzzle rating: 1999
Best move: f4