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The sisters of Robert McCartney of Belfast , who was beaten and stabbed to death outside a pub in January 2005 by a group that the I.R.A. acknowledged included some of its members , on Tuesday repeated their plea for witnesses to help police investigations .
 place of birth: Robert McCartney, 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:
 place of birth: Robert McCartney, Belfast