12751
For two decades McHale helped building  Discovery Communications  the parent company of the  Discovery Channel  cable channel into a global media enterprise with 1.4 billion subscribers in 170 countries .
 subsidiaries: Discovery Communications, Discovery Channel
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:  Discovery Communications, Discovery Channel 
Answer:
 subsidiaries: Discovery Communications, Discovery Channel