3110
Together with his two sons Iver and Harold , O.F. Mossberg founded O.F. Mossberg and Sons in 1919 .
 organization: Iver
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: Iver 
Answer:
 organization: Iver