As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT NOTICED OIL QTY NR 1 ENGINE WAS AT 4 QTS. REDUCED POWER TO 60 PERCENT N1, QTY CONTINUED TO DROP TO 0 QTS OVER NEXT 10 MINUTES. PRESSURE GOOD FOR ANOTHER 5-10 MINUTES THEN IT BEGAN TO DROP. FINALLY SHUT ENGINE DOWN A FL220. ENGINE CONTINUED TO WINDMILL, DID NOT SEIZE. REMOVED AND REPLACED NR 1 ENGINE PER WORK CARD.