17
Prior to 1988 , he worked at Sun Microsystems , Hewlett-Packard , and Prime Computer in sales and sales management positions .
 organization: Sun Microsystems; organization: Hewlett-Packard; organization: Prime Computer
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: Sun Microsystems, Hewlett-Packard, Prime Computer 
Answer:
 organization: Sun Microsystems; organization: Hewlett-Packard; organization: Prime Computer