363408
At the age of three , Keene moved with his family to Derby when his father became the manager of Frost 's Silk Mill .
 person: Keene; location: Derby
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: Keene, Derby 
Answer:
 person: Keene; location: Derby