Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Delayed_Alapin
Moves: 1. e4 c5 2. c3 d6 3. Nf3 Nc6 4. Be2 a6 5. d3 b5 6. a3 Bb7 7. Bd2 Nf6 8. d4 cxd4
9. cxd4 Qc7 10. d5 Ne5 11. Nxe5 dxe5 12. f3 Nxd5 *
Position (FEN): r3kb1r/1bq1pppp/p7/1p1np3/4P3/P4P2/1P1BB1PP/RN1QK2R w KQkq - 0 13
White to move.
Themes:  Opening  
Puzzle rating: 1258
Best move: exd5