Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nxe5 Bc5 4. d4 Qe7 5. dxc5 Qxe5 6. Bd3 Nxe4 7. O-O O-O
8. Re1 f5 9. Qe2 Qd4 10. c3 Qxc5 11. Be3 Qc6 12. f3 d5 13. fxe4 fxe4 14. Bb5
Qg6 15. Nd2 *
Position (FEN): rnb2rk1/ppp3pp/6q1/1B1p4/4p3/2P1B3/PP1NQ1PP/R3R1K1 b - - 3 15
Black to move.
Themes:  Middlegame  
Puzzle rating: 1016
Best move: Bg4