Chess puzzle (Advantage)
Opening: Portuguese_Opening, Portuguese_Opening_Other_variations
Moves: 1. e4 e5 2. Bb5 Bc5 3. Nf3 a6 4. Ba4 b5 5. Bb3 d6 6. h3 Nf6 7. O-O Nxe4 8. d4
exd4 9. Nxd4 O-O 10. Bh6 Bxd4 11. Qxd4 gxh6 12. Qxe4 Qg5 13. g4 h5 *
Position (FEN): rnb2rk1/2p2p1p/p2p4/1p4qp/4Q1P1/1B5P/PPP2P2/RN3RK1 w - - 0 14
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1904
Best move: Qxa8