16520
 Ms. Wilson is the wife of Joseph Wilson IV , the retired ambassador who emerged in 2003 as a critic of the Bush administration after traveling to Africa in 2002 at the request of the C.I.A. to investigate claims that Iraq was seeking to obtain uranium from Niger . 
 location contains: Africa, Niger
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: 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:
 location contains: Africa, Niger