Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Four_Knights_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. a3 Be7 7. Be2 d5 8. e5
Nxe5 9. Bb5+ Bd7 10. Qe2 Ng6 11. O-O a6 12. Bd3 Nf4 *
Position (FEN): r2qk2r/1p1bbppp/p3pn2/3p4/3N1n2/P1NB4/1PP1QPPP/R1B2RK1 w kq - 2 13
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1211
Best move: Bxf4