10927
The Spanish company hiked its offer for  Portugal Telecom  's stake in  Vivo  from ( EURO ) 6.5 billion just hours ahead of the shareholder meeting in an attempt to ensure success .
 subsidiaries: Portugal Telecom, Vivo
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:  Portugal Telecom, Vivo 
Answer:
 subsidiaries: Portugal Telecom, Vivo