5839
It is perhaps best known as a term used during World War II by the military of the  Empire of Japan  for Imperial Japanese Army Air Force ( IJAAF ) and  Imperial Japanese Navy  Air Service ( IJNAS ) military aviation units equivalent to a group or wing in other air forces .
 subsidiaries: Empire of Japan, Imperial Japanese Navy
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  Empire of Japan, Imperial Japanese Navy 
Answer:
 subsidiaries: Empire of Japan, Imperial Japanese Navy