What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) During engine start, engine accelerated rapidly to excessive RPM. A/c was parked parallel to unoccupied Maule, a/c began to move forward, brakes applied, LH brake was locked (from evidence in grass/dirt) while RH wheel continued to rotate. A/c made a LH 180 turn and struck the Maule. Beech RH wing tip hit Maule prop, then Beech prop hit Maule RH wing tip damaging the spar. There was no post impact fire. There were no injuries.
As the FAA filed it
(-23) DURING ENGINE START, ENGINE ACCELERATED RAPIDLY TO EXCESSIVE RPM. A/C WAS PARKED PARALLEL TO UNOCCUPIED MAULE, A/C BEGAN TO MOVE FORWARD, BRAKES APPLIED, LH BRAKE WAS LOCKED (FROM EVIDENCE IN GRASS/DIRT) WHILE RH WHEEL CONTINUED TO ROTATE. A/C MADE A LH 180 TURN AND STRUCK THE MAULE. BEECH RH WING TIP HIT MAULE PROP, THEN BEECH PROP HIT MAULE RH WING TIP DAMAGING THE SPAR. THERE WAS NO POST IMPACT FIRE. THERE WERE NO INJURIES.