Original: These were the Werribee , Williamstown , Sydenham , Broadmeadows ( now Cragieburn ) , Upfield , Pakenham , Cranbourne , Frankston , Sandringham and Stony Point lines , in addition to maintaining the three underground City Loop stations .
Simplified: M ) Train operated the Craigieburn , Cranbourne , Frankston , Pakenham , Sandringham , Sydenham , Upfield , Werribee , Williamstown lines , and maintained the 3 underground city loop stations .