Chess puzzle (Crushing)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Austrian_Defense
Moves: 1. d4 d5 2. c4 c5 3. dxc5 e6 4. cxd5 exd5 5. Nf3 Bxc5 6. Bf4 Nf6 7. e3 O-O 8.
Be2 Nc6 9. Nc3 d4 10. Na4 Qa5+ 11. Nd2 Qxa4 *
Position (FEN): r1b2rk1/pp3ppp/2n2n2/2b5/q2p1B2/4P3/PP1NBPPP/R2QK2R w KQ - 0 12
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 760
Best move: Qxa4