Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Alapin_Variation
Moves: 1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 a6 5. d5 Ne5 6. f4 Ng6 7. Nc3 e6 8. Nf3
Nf6 9. Bd3 Bb4 10. O-O exd5 11. exd5 O-O 12. Ne5 Nxe5 *
Position (FEN): r1bq1rk1/1p1p1ppp/p4n2/3Pn3/1b3P2/2NB4/PP4PP/R1BQ1RK1 w - - 0 13
White to move.
Themes:  Opening  
Puzzle rating: 1154
Best move: fxe5