Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Colle_System
Moves: 1. d4 d5 2. Nf3 Nf6 3. e3 Nc6 4. Nbd2 e6 5. a3 a6 6. Bd3 Bd7 7. b3 Bd6 8. O-O
h6 9. Bb2 O-O 10. Ne5 Bxe5 11. dxe5 Nh7 12. Qh5 f6 13. Qg6 Ng5 14. f4 *
Position (FEN): r2q1rk1/1ppb2p1/p1n1ppQp/3pP1n1/5P2/PP1BP3/1BPN2PP/R4RK1 b - - 0 14
Black to move.
Themes:  Middlegame  
Puzzle rating: 1560
Best move: Be8