29975
By July 1975 the International Institute for Strategic Studies was listing a mechanised division in addition to three infantry divisions .
 organization: International Institute for Strategic Studies
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: International Institute for Strategic Studies 
Answer:
 organization: International Institute for Strategic Studies