9061
His joined the  Indian Statistical Institute  ( ISI )  Kolkata  as the CSIR Senior Research Fellow in 1975 and eventually entered into full faculty in 1987 as Professor .
 city of headquarters: Indian Statistical Institute, Kolkata
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: Indian Statistical Institute, Kolkata