5086
The two accused were taken to the CBI headquarters in  New Delhi  on the night of 11 January 2007 a day before the investigation was to be transferred to the  Central Bureau of Investigation  .
 city of headquarters: New Delhi, Central Bureau of Investigation
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:
 city of headquarters: New Delhi, Central Bureau of Investigation