What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) The owner/pilot stated he was attempting to start his J-3 C65 N88064 with only the right wheel chocked. He was experiencing difficulties but continued until the airplane started with "unusual force". At start the airplane jumped the chock and traveled forward. privacy data omitted Grabbed the right wing strut trying to stop the airplane and was knocked to the ground. The airplane turned, striking the hangar door causing the engine to stop and the airplane to recoil off the hangar door before coming to a stop.
As the FAA filed it
(-23) THE OWNER/PILOT STATED HE WAS ATTEMPTING TO START HIS J-3 C65 N88064 WITH ONLY THE RIGHT WHEEL CHOCKED. HE WAS EXPERIENCING DIFFICULTIES BUT CONTINUED UNTIL THE AIRPLANE STARTED WITH "UNUSUAL FORCE". AT START THE AIRPLANE JUMPED THE CHOCK AND TRAVELED FORWARD. ^PRIVACY DATA OMITTED^ GRABBED THE RIGHT WING STRUT TRYING TO STOP THE AIRPLANE AND WAS KNOCKED TO THE GROUND. THE AIRPLANE TURNED, STRIKING THE HANGAR DOOR CAUSING THE ENGINE TO STOP AND THE AIRPLANE TO RECOIL OFF THE HANGAR DOOR BEFORE COMING TO A STOP.