Chess puzzle (Advantage)
Opening: Pterodactyl_Defense, Pterodactyl_Defense_Central
Moves: 1. e4 c5 2. c4 d6 3. Nc3 g6 4. d4 Qa5 5. d5 Bg7 6. Bd2 Qd8 7. Qc2 e6 8. Nge2
Ne7 9. Ng3 O-O 10. Be2 exd5 11. cxd5 Nd7 12. Nb5 Ne5 13. O-O a6 14. Na3 Bg4 15.
Bxg4 Nxg4 16. Nc4 b5 17. Ba5 Qb8 18. Nb6 Qc7 19. Nxa8 *
Position (FEN): N4rk1/2q1npbp/p2p2p1/BppP4/4P1n1/6N1/PPQ2PPP/R4RK1 b - - 0 19
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1044
Best move: Qxa5