12954
In all six of 11 similar attempts by the  United States  Russia and England ended in failure so the  Phoenix  team awaited with enormous apprehension the outcome of the spacecraft's approach and landing .
 country of headquarters: United States, Phoenix
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:
 country of headquarters: United States, Phoenix