2402
In 1969 , in an effort to address the rising tide of sectarian violence between Roman Catholics and Protestants in Northern Ireland , Mr. Callaghan ordered British troops onto the streets of Belfast for the first time .
 country of capital: Northern Ireland, Belfast
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: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 country of capital: Northern Ireland, Belfast