30313
He also spent the summers of 1961-62 and 1963-64 at Macquarie Island participating in joint programs with the University of California of high altitude balloon studies of x-rays associated with auroral displays .
 None
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:  
Answer:
 None