Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 d5 2. e3 Nc6 3. a3 Bf5 4. c4 e6 5. Nc3 Nf6 6. h3 Ne4 7. Nf3 Be7 8. Be2
Bh4 9. Nxe4 Bxe4 10. Nxh4 Qxh4 11. Bf3 dxc4 12. Bxe4 Qxe4 13. O-O O-O-O 14. Qa4
e5 15. Qxc4 Nxd4 *
Position (FEN): 2kr3r/ppp2ppp/8/4p3/2Qnq3/P3P2P/1P3PP1/R1B2RK1 w - - 0 16
White to move.
Themes:  Middlegame  
Puzzle rating: 1075
Best move: exd4