Chess puzzle (Crushing)
Opening: Blackmar-Diemer_Gambit, Blackmar-Diemer_Gambit_Gedult_Gambit
Moves: 1. d4 d5 2. e4 dxe4 3. f3 exf3 4. Nxf3 Bg4 5. Bc4 Nf6 6. O-O e6 7. c3 Be7 8.
Bf4 O-O 9. Nbd2 c6 10. Bd3 Nh5 11. Be3 Nd7 12. Qc2 f5 13. Ne5 Nxe5 14. dxe5 Bg5
15. Bc5 Rf7 16. h3 Ng3 17. hxg4 Nxf1 18. Rxf1 b6 19. Bd6 *
Position (FEN): r2q2k1/p4rpp/1ppBp3/4Ppb1/6P1/2PB4/PPQN2P1/5RK1 b - - 1 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1145
Best move: Be3+