Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Anglo-Lithuanian_Variation
Moves: 1. c4 Nc6 2. g3 d5 3. cxd5 Qxd5 4. Nf3 Bg4 5. Nc3 Qf5 6. Bg2 O-O-O 7. O-O Bxf3
8. Bxf3 Nd4 9. e4 *
Position (FEN): 2kr1bnr/ppp1pppp/8/5q2/3nP3/2N2BP1/PP1P1P1P/R1BQ1RK1 b - - 0 9
Black to move.
Themes:  Opening  
Puzzle rating: 1824
Best move: Qxf3