4620
 But after the London bombings , Australia 's prime minister , John Howard , has joined Britain in suggesting that new laws might be needed to deal with Islamic extremists , including deportation of clerics who preach violence . 
 John Howard, Australia
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 John Howard, Australia