2638
Dr. Walter Bishop ( John Noble ) returns to St. Claire 's Hospital in an effort to find the boy 's whereabouts .
 person: John Noble
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: John Noble 
Answer:
 person: John Noble