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Roy Dewalt ( born September 4 , 1956 in Houston , Texas ) is a former Canadian Football League quarterback who , in a career lasting nine years , played for the BC Lions between 1980 and 1987 , and the Winnipeg Blue Bombers and Ottawa Rough Riders in 1988 .
 person: Roy Dewalt; location: Houston , Texas; organization: Canadian Football League; organization: BC Lions; organization: Winnipeg Blue Bombers; organization: Ottawa Rough Riders
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: Roy Dewalt, Houston , Texas, Canadian Football League, BC Lions, Winnipeg Blue Bombers, Ottawa Rough Riders 
Answer:
 person: Roy Dewalt; location: Houston , Texas; organization: Canadian Football League; organization: BC Lions; organization: Winnipeg Blue Bombers; organization: Ottawa Rough Riders