4873
In February 2009  RBS  reported that while Goodwin was at the helm it had posted a loss of 24.1 billion the biggest loss in  UK  corporate history .
 country of headquarters: RBS, UK
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: RBS, UK