As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ENROUTE, M/R TRANSMISION CHIP LIGHT ILLUMINATED. DIVERTED TO CLOSEST AIRPORT. PERFORM THE PRECAUTIONARY LANDING IN AN UNOCCUPIED SCHOOL YARD. INSPECTED CHIP PLUG AND DETERMINED THAT THE DEBIS WAS "CLASS A" IAW ASB EC135-63-12, REV 5. EXAMINED OIL FILTER AND RETURNED THE ACFT TO SERVICE.