63710
By 1956 the pipeline was extended via Sarnia , Ontario , to Toronto and became , at the longest oil pipeline in the world .
 location: Sarnia; location: Ontario; location: Toronto
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Sarnia, Ontario, Toronto 
Answer:
 location: Sarnia; location: Ontario; location: Toronto