Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bd3 cxd4 6. cxd4 Bd7 7. Nf3 Qb6 8. Bc2
Nb4 9. Bb3 Rc8 10. O-O Bb5 11. Re1 Nd3 12. Nc3 Nxe1 13. Nxe1 Bb4 *
Position (FEN): 2r1k1nr/pp3ppp/1q2p3/1b1pP3/1b1P4/1BN5/PP3PPP/R1BQN1K1 w k - 1 14
White to move.
Themes:  Opening  
Puzzle rating: 1189
Best move: Nxb5