Chess puzzle (Advantage)
Opening: Owen_Defense, Owen_Defense_Other_variations
Moves: 1. e4 b6 2. d4 f5 3. Bd3 Bb7 4. f3 Nf6 5. e5 Nd5 6. Bxf5 e6 7. Be4 Bb4+ 8. c3
Be7 9. f4 O-O 10. c4 Nxf4 *
Position (FEN): rn1q1rk1/pbppb1pp/1p2p3/4P3/2PPBn2/8/PP4PP/RNBQK1NR w KQ - 0 11
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1609
Best move: Bxb7