Chess puzzle (Advantage)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. f3 O-O 8.
Qd2 e5 9. Nxc6 bxc6 10. O-O-O Rb8 11. Be2 Qc7 12. g4 Qb7 13. b3 Rd8 14. h4 d6
15. h5 Be6 16. hxg6 fxg6 17. Bh6 Bh8 18. Bg5 Qb4 19. Bxf6 Bxf6 20. Qh6 Rb7 21.
Qe3 Qa3+ 22. Kb1 a5 23. Na4 *
Position (FEN): 3r2k1/1r5p/2ppbbp1/p3p3/N3P1P1/qP2QP2/P1P1B3/1K1R3R b - - 1 23
Black to move.
Themes: Pin Middlegame  
Puzzle rating: 1644
Best move: Qxa4