Complex sentence: Like all the other immortals he was often said to be in a drunken stupor and he left this world by flying on a heavenly swan or crane into heaven one day while in a tavern, he had supposedly gotten up to go to the bathroom.
Split into simpler sentences: Like all the other immortals he was often said to be in a drunken stupor and he left this world by flying on a heavenly swan or crane into heaven. One day while in a tavern, he had supposedly gotten up to go to the bathroom.