165838
He was variously a plumber , plumbing inspector for the Geelong Water and Sewerage Trust , an architectural plumbing designer , a technical officer for the Commonwealth Department of Science , and a plumbing consultant before entering politics .
 organization: Geelong
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: Geelong 
Answer:
 organization: Geelong