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 PAGE A19 Mandela 's Anti-AIDS Battle Nelson Mandela , who has long battled the secrecy that surrounds AIDS in South Africa , said his son had died of the disease , and he used his loss to urge greater tolerance for sufferers and an end to the taboo . 
 Nelson Mandela, South Africa
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:
 Nelson Mandela, South Africa