What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-16) While being towed by groound stationary winch at approximately 50'AGL, the winch cable became slack and the aircraft harness was prematurely released. The altitude speed were not sufficient and consequently a hard landing resulted. Malfunction of the winch cable system is indicated.
As the FAA filed it
(-16) WHILE BEING TOWED BY GROOUND STATIONARY WINCH AT APPROXIMATELY 50'AGL, THE WINCH CABLE BECAME SLACK AND THE AIRCRAFT HARNESS WAS PREMATURELY RELEASED. THE ALTITUDE SPEED WERE NOT SUFFICIENT AND CONSEQUENTLY A HARD LANDING RESULTED. MALFUNCTION OF THE WINCH CABLE SYSTEM IS INDICATED.