151733
He was at his home observatory just outside Murrumbateman , New South Wales , Australia , using stacked images on a diameter reflecting telescope equipped with a low light machine vision video camera attached to the telescope .
 location: Murrumbateman; location: New South Wales; location: Australia
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Murrumbateman, New South Wales, Australia 
Answer:
 location: Murrumbateman; location: New South Wales; location: Australia