Chess puzzle (Advantage)
Moves: 1. d4 g6 2. Bf4 Bg7 3. e3 d6 4. Nf3 Nf6 5. Be2 Nh5 6. Bg5 h6 7. Bh4 Nf6 8. Bg3
g5 9. h3 Nbd7 10. c3 Nb6 11. Nbd2 g4 12. Ng1 gxh3 13. Rxh3 Bxh3 14. Nxh3 Qd7
15. Qb3 a6 16. Bf3 d5 17. O-O-O Qb5 18. Qa3 c6 19. Nf4 a5 20. b3 a4 21. Be2
axb3 22. Bxb5 *
Position (FEN): r3k2r/1p2ppb1/1np2n1p/1B1p4/3P1N2/QpP1P1B1/P2N1PP1/2KR4 b kq - 0 22
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1417
Best move: Rxa3