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The first batch built consisted of six locomotives built by the Avonside Engine Company and they entered service in 1874 in Canterbury .
 organization: Avonside Engine Company; location: Canterbury
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: Avonside Engine Company, Canterbury 
Answer:
 organization: Avonside Engine Company; location: Canterbury