789
After Blank Murray co-presented the weekly live music programme Session in  Northern Ireland  on BBC Radio 1 with  BBC Radio Ulster  presenter Donna Legge broadcast only in Northern Ireland .
 city of headquarters: Northern Ireland, BBC Radio Ulster
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: Northern Ireland, BBC Radio Ulster