Chess puzzle (Advantage)
Moves: 1. e4 Nc6 2. Nf3 e5 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Bd6 8.
d4 O-O 9. Bxd7 Qxd7 10. dxe5 Bxe5 11. O-O Rfe8 12. Qd3 h6 13. Nf3 b6 14. c4 Nb7
15. Nc3 Nc5 16. Qc2 Qg4 17. Nxe5 Rxe5 18. b3 Rae8 19. Bb2 Rg5 20. f3 Qh4 21.
Qf2 Qxf2+ 22. Rxf2 Nd3 23. Rd2 Re3 24. Rf1 *
Position (FEN): 6k1/p1p2pp1/1p3n1p/3P2r1/2P5/1PNnrP2/PB1R2PP/5RK1 b - - 4 24
Black to move.
Themes:  Middlegame  
Puzzle rating: 1529
Best move: Nxb2