What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Pilot reported engine power loss while flying south of Marshaltown, Iowa. Off airport landing was made in a grassy water way in a corn field. Minor damage to aircraft, landing gear collapsed, fabric torn on bottom side of bottom wing, and propeller bent. Pilot has a small cut on forehead, did not receive medical attention. This aircraft is an amateur-built with a O-320 Lycoming engine. Pilot is planning to repair this aircraft in his spare time and at that time he will find out what caused the problem with the engine. Aircraft log books have been reviewed and found no problems.
As the FAA filed it
(-23) PILOT REPORTED ENGINE POWER LOSS WHILE FLYING SOUTH OF MARSHALTOWN, IOWA. OFF AIRPORT LANDING WAS MADE IN A GRASSY WATER WAY IN A CORN FIELD. MINOR DAMAGE TO AIRCRAFT, LANDING GEAR COLLAPSED, FABRIC TORN ON BOTTOM SIDE OF BOTTOM WING, AND PROPELLER BENT. PILOT HAS A SMALL CUT ON FOREHEAD, DID NOT RECEIVE MEDICAL ATTENTION. THIS AIRCRAFT IS AN AMATEUR-BUILT WITH A O-320 LYCOMING ENGINE. PILOT IS PLANNING TO REPAIR THIS AIRCRAFT IN HIS SPARE TIME AND AT THAT TIME HE WILL FIND OUT WHAT CAUSED THE PROBLEM WITH THE ENGINE. AIRCRAFT LOG BOOKS HAVE BEEN REVIEWED AND FOUND NO PROBLEMS.