15627
A number of eating and drinking outlets with seating are provided on a mezzanine floor and in the main mall are leading  UK  retailers  Costa Coffee  and Greggs the bakers .
 country of headquarters: UK, Costa Coffee
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:  UK, Costa Coffee 
Answer:
 country of headquarters: UK, Costa Coffee