Chess puzzle (Crushing)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Old_Variation
Moves: 1. d4 d5 2. c4 dxc4 3. e3 e5 4. Bxc4 exd4 5. exd4 Bb4+ 6. Nc3 Qe7+ 7. Be2 Nf6
8. a3 Ba5 9. Qa4+ Nc6 10. Bg5 Bxc3+ 11. bxc3 O-O 12. Nf3 h6 13. Bxf6 Qxf6 14.
O-O Bg4 15. d5 Ne7 16. Qxg4 Nxd5 17. Qc4 Nxc3 18. Rfe1 Nxe2+ 19. Rxe2 *
Position (FEN): r4rk1/ppp2pp1/5q1p/8/2Q5/P4N2/4RPPP/R5K1 b - - 0 19
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 707
Best move: Qxa1+