69509
Although the ITU requires geostationary satellites to move to a graveyard orbit at the end of their lives , the selected orbital areas do not sufficiently protect GEO lanes from debris .
 organization: ITU
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: ITU 
Answer:
 organization: ITU