Chess puzzle (Advantage)
Opening: Alekhine_Defense, Alekhine_Defense_Other_variations
Moves: 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. exd6 cxd6 5. c4 Nb6 6. Bd3 Nc6 7. Ne2 g6 8.
Nbc3 Bg7 9. d5 Ne5 10. O-O Nbxc4 *
Position (FEN): r1bqk2r/pp2ppbp/3p2p1/3Pn3/2n5/2NB4/PP2NPPP/R1BQ1RK1 w kq - 0 11
White to move.
Themes:  Opening  
Puzzle rating: 1633
Best move: Bxc4