Chess puzzle (Crushing)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. a3 Bd7 7. b4 cxd4 8. cxd4
Qb6 9. Bb2 g6 10. Nc3 Rc8 11. Na4 Qd8 12. Nc5 b6 *
Position (FEN): 2rqkb1r/p2bnp1p/1pn1p1p1/2NpP3/1P1P4/P4N2/1B3PPP/R2QKB1R w KQk - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1191
Best move: Nb7