As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT FROM CVG RECEIVED HIGH OIL TEMP ON RIGHT ENGINE. PERFORMED QRH, EMERGENCY DECLARED, A/C RETURNED TO CVG LANDED SAFELY. INSPECTED A/C FOUND RIGHT ENGINE OIL TANK OVER SERVICED. SERVICED OIL TANK TO CORRECT LEVEL, GROUND RUNS GOOD.