Chess puzzle (Advantage)
Moves: 1. d4 d5 2. Nf3 Nf6 3. Nc3 h6 4. Bf4 Nh5 5. Bd2 Nc6 6. e3 Nf6 7. Bb5 Bd7 8. Qb1
a6 9. O-O axb5 10. Nxb5 Na7 11. Nc3 e6 12. Ne5 Bd6 13. Nd3 O-O 14. a3 Nc6 15.
f3 Na5 16. Ne2 Nc4 17. Be1 Nxe3 18. Rf2 c6 19. c3 Qb6 20. g3 Nc4 21. f4 Qxb2 *
Position (FEN): r4rk1/1p1b1pp1/2pbpn1p/3p4/2nP1P2/P1PN2P1/1q2NR1P/RQ2B1K1 w - - 0 22
White to move.
Themes:  Middlegame  
Puzzle rating: 1262
Best move: Nxb2