Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Najdorf_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Be2
b5 9. Nd5 Nxd5 *
Position (FEN): rnbqk2r/4bppp/p2p4/1p1np3/4P3/4BN2/PPP1BPPP/R2QK2R w KQkq - 0 10
White to move.
Themes:  Opening  
Puzzle rating: 1323
Best move: Qxd5