Chess puzzle (Advantage)
Opening: Vienna_Game, Vienna_Game_Stanley_Variation
Moves: 1. e4 e5 2. Nc3 Nf6 3. Bc4 c6 4. d3 d5 5. Bb3 d4 6. Nce2 Bg4 7. f4 Bb4+ 8. Bd2
Bxd2+ 9. Qxd2 Nbd7 10. fxe5 Nxe5 11. Nxd4 *
Position (FEN): r2qk2r/pp3ppp/2p2n2/4n3/3NP1b1/1B1P4/PPPQ2PP/R3K1NR b KQkq - 0 11
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1375
Best move: Qxd4