What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) While landing on runway 27 at wittman regional airport Oshkosh, WI, aircraft landed hard on tailwheel, one centering spring (left) for the tailwheel departed the aircraft, pilot lost directional control, aircraft ground looped to the right, scrapping left lower wing tip and collapsing left main landing gear.
As the FAA filed it
(-23) WHILE LANDING ON RUNWAY 27 AT WITTMAN REGIONAL AIRPORT OSHKOSH, WI, AIRCRAFT LANDED HARD ON TAILWHEEL, ONE CENTERING SPRING (LEFT) FOR THE TAILWHEEL DEPARTED THE AIRCRAFT, PILOT LOST DIRECTIONAL CONTROL, AIRCRAFT GROUND LOOPED TO THE RIGHT, SCRAPPING LEFT LOWER WING TIP AND COLLAPSING LEFT MAIN LANDING GEAR.