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William Harrison Riley ( c. 1835 – 1907 ) was an early British socialist .
 person: Harrison Riley; location: British
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: Harrison Riley, British 
Answer:
 person: Harrison Riley; location: British