4078
Ray Harper is the interim coach of the Hilltoppers after Ken McDonald was fired in January 2012 .
 person: Ray Harper; person: Ken McDonald
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: Ray Harper, Ken McDonald 
Answer:
 person: Ray Harper; person: Ken McDonald