3098
The  Efromovich  brothers called it  OceanAir  and started to transport staff between the oil exploration site in and Rio de Janeiro .
 subsidiaries: Efromovich, OceanAir
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 subsidiaries: Efromovich, OceanAir