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David Saunders ( born May 20 , 1966 in Ottawa , Ontario ) is a retired professional ice hockey player who played 56 games in the National Hockey League .
 person: Saunders; location: Ottawa; location: Ontario; organization: National Hockey League
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: Saunders, Ottawa, Ontario, National Hockey League 
Answer:
 person: Saunders; location: Ottawa; location: Ontario; organization: National Hockey League