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Axford became a director at the Max Planck Institute for Aeronomy ( since renamed the Max Planck Institute for Solar System Research ) in 1974 .
 person: Axford; organization: Max Planck Institute for Aeronomy; organization: Max Planck Institute for Solar System Research
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: Axford, Max Planck Institute for Aeronomy, Max Planck Institute for Solar System Research 
Answer:
 person: Axford; organization: Max Planck Institute for Aeronomy; organization: Max Planck Institute for Solar System Research