6400
In 1993 , the sixth location opened at Exhibition Place in Toronto , Ontario , Canada .
 location: Exhibition Place; location: Toronto; location: Ontario; location: Canada
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: Exhibition Place, Toronto, Ontario, Canada 
Answer:
 location: Exhibition Place; location: Toronto; location: Ontario; location: Canada