Chess puzzle (Advantage)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Be2 Be7 7. O-O O-O 8.
Be3 b6 9. h3 Bb7 10. Ne5 Nc6 11. a3 Qc7 12. Bf4 Bd6 *
Position (FEN): r4rk1/pbq2ppp/1pnbpn2/3pN3/3P1B2/P1N4P/1PP1BPP1/R2Q1RK1 w - - 3 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1515
Best move: Nb5