Chess puzzle (Advantage)
Opening: Slav_Defense, Slav_Defense_Other_variations
Moves: 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 Bf5 5. Nf3 a6 6. e3 e6 7. a3 Bd6 8. Bg3
dxc4 9. Bxc4 O-O 10. O-O Bxg3 11. fxg3 Nd5 12. Nh4 *
Position (FEN): rn1q1rk1/1p3ppp/p1p1p3/3n1b2/2BP3N/P1N1P1P1/1P4PP/R2Q1RK1 b - - 2 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 1094
Best move: Nxe3