Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. f4 Nh6 6. Nf3 Qb6 7. a4 Nf5 8. Bb5 Bd7
9. O-O Rc8 10. b4 cxd4 11. cxd4 Ncxd4 12. Bxd7+ Kxd7 13. Nxd4 Nxd4 *
Position (FEN): 2r2b1r/pp1k1ppp/1q2p3/3pP3/PP1n1P2/8/6PP/RNBQ1RK1 w - - 0 14
White to move.
Themes:  Middlegame  
Puzzle rating: 1336
Best move: Be3