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A3 Riots Continue in Belfast Protestants rioted for a second consecutive night in Belfast and in towns on the city 's outskirts , seriously injuring at least 30 police officers , in what Northern Ireland 's chief constable , Sir Hugh Orde , described as '' one of the most dangerous riot situations in the history of policing in the United Kingdom . ''
 Northern Ireland, Belfast; United Kingdom, Belfast; United Kingdom, Northern Ireland; United Kingdom, Belfast; Northern Ireland, United Kingdom; Belfast, United Kingdom; United Kingdom, Belfast; United Kingdom, Northern Ireland; Northern Ireland, Belfast; Belfast, United Kingdom; United Kingdom, Belfast
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Northern Ireland, Belfast; United Kingdom, Belfast; United Kingdom, Northern Ireland; United Kingdom, Belfast; Northern Ireland, United Kingdom; Belfast, United Kingdom; United Kingdom, Belfast; United Kingdom, Northern Ireland; Northern Ireland, Belfast; Belfast, United Kingdom; United Kingdom, Belfast