Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. Nf3 d5 2. d4 e6 3. g3 c5 4. c4 dxc4 5. Qa4+ Nc6 6. Qxc4 Nxd4 7. Bg2 b5 8.
Qd3 c4 *
Position (FEN): r1bqkbnr/p4ppp/4p3/1p6/2pn4/3Q1NP1/PP2PPBP/RNB1K2R w KQkq - 0 9
White to move.
Themes:  Opening  
Puzzle rating: 1366
Best move: Qxd4