Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. Bg5 Bg4 7. h3 Bh5 8. a3
h6 9. Bh4 g5 10. Bg3 Nd4 11. Nbd2 g4 12. hxg4 Bxg4 13. c3 Nxf3+ 14. Nxf3 Qd7
15. b4 Bb6 16. a4 a6 17. b5 a5 18. d4 exd4 19. cxd4 O-O-O 20. Qd3 Bxf3 21. Qxf3
Bxd4 *
Position (FEN): 2kr3r/1ppq1p2/3p1n1p/pP6/P1BbP3/5QB1/5PP1/R4RK1 w - - 0 22
White to move.
Themes:  Middlegame  
Puzzle rating: 1632
Best move: Rad1