9389
He had previously played for Greenock Morton after playing for Dumbarton on loan from Celtic .
 organization: Greenock Morton; organization: Dumbarton; organization: Celtic
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: Greenock Morton, Dumbarton, Celtic 
Answer:
 organization: Greenock Morton; organization: Dumbarton; organization: Celtic