Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Exchange_Variation
Moves: 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 O-O 7. O-O c6 8.
Bb3 a5 9. a4 b6 10. Be3 Ba6 11. Re1 c5 12. Nf3 Nc6 13. Nd5 Nxd5 14. Bxd5 Rc8
15. Bxc6 Rxc6 16. Qd2 c4 17. c3 b5 18. axb5 Bxb5 19. Rxa5 *
Position (FEN): 3q1rk1/4bppp/2rp4/Rb6/2p1P3/2P1BN2/1P1Q1PPP/4R1K1 b - - 0 19
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1070
Best move: Qxa5