Chess puzzle (Advantage)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Old_Variation
Moves: 1. d4 d5 2. c4 dxc4 3. e3 b6 4. Bxc4 Ba6 5. Bxa6 Nxa6 6. Qa4+ Qd7 7. Qxa6 Qc6
8. Qf1 *
Position (FEN): r3kbnr/p1p1pppp/1pq5/8/3P4/4P3/PP3PPP/RNB1KQNR b KQkq - 2 8
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 789
Best move: Qxc1+