Chess puzzle (Advantage)
Moves: 1. d4 d5 2. Bf4 Nc6 3. e3 Bf5 4. Nf3 e6 5. Bb5 Ne7 6. Bd3 Bg4 7. h3 Bh5 8. Nbd2
h6 9. Bb5 f6 10. c3 g5 11. Bh2 Qd7 12. Qb3 O-O-O 13. Qa4 Kb8 14. Nb3 Qc8 15.
Nfd2 Be8 16. c4 Bg7 17. cxd5 exd5 18. Nc5 f5 19. Qb3 Ka8 20. a4 Na5 21. Qb4
Bxb5 *
Position (FEN): k1qr3r/ppp1n1b1/7p/nbNp1pp1/PQ1P4/4P2P/1P1N1PPB/R3K2R w KQ - 0 22
White to move.
Themes:  Middlegame  
Puzzle rating: 1503
Best move: axb5