As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT FROM DEN EN ROUTE FOR PHX, THE RT MAIN LANDING GEAR INDICATED BOTH RED AND GREEN, ACCOMPANIED BY HYDRAULIC SYSTEM PRESSURE AND QUANTITY LOSS. DECLARED EMERGENCY AND TURNED BACK TO DEN, LANDED WITHOUT FURTHER EVENT. CONTRACT MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND RT MAIN LANDING GEAR PRESSURE LINE RUPTURED. AWA MAINTENANCE TECHNICIANS DISPATCHED FROM PHX.