10897
Many countries like Iraq saw their nuclear facilities bombed by Israel in  1981  but Iranians have diversified and scattered their nuclear facilities Falahatpisheh was quoted by the official news agency  IRNA  as saying .
 city of headquarters: 1981, IRNA
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: 1981, IRNA