Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Old_Sicilian
Moves: 1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. d4 exd4 5. cxd4 cxd4 6. Nxd4 Bc5 7. Nb3 Bb6 8.
Nc3 Nf6 9. Bg5 Qe7 10. Nd5 Qxe4+ 11. Ne3 Nd5 *
Position (FEN): r1b1k2r/pp1p1ppp/1bn5/3n2B1/4q3/1N2N3/PP3PPP/R2QKB1R w KQkq - 2 12
White to move.
Themes:  Opening  
Puzzle rating: 1414
Best move: Qxd5