5079
He called Dr. Joel S. Engel of Bell Labs .
 person: Joel S. Engel; organization: Bell Labs
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: Joel S. Engel, Bell Labs 
Answer:
 person: Joel S. Engel; organization: Bell Labs