Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Lowenthal_Variation
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8.
Qd1 Nge7 9. Nc3 O-O 10. Be2 Rd8 11. O-O d5 12. exd5 Nxd5 *
Position (FEN): r1br2k1/1p3ppp/p1n2q2/3np3/8/2N5/PPP1BPPP/R1BQ1RK1 w - - 0 13
White to move.
Themes:  Opening  
Puzzle rating: 846
Best move: Nxd5