23998
 The concerts , called Roll Back Malaria and held in the 40,000-capacity Iba Mar Diop stadium in Dakar on Saturday and Sunday , were organized by Youssou N ` Dour , left , the don of African music , and had one of the biggest lineups of top African musicians ever staged on the continent , including Orchestra Baobab and Baaba Maal from Senegal ; Rokia Traore and Salif Keita from Mali ; the Benin-born Angelique Kidjo ; Cheb Khaled from Algeria ; and Manu Dibango from Cameroon , reported Agence France-Presse and other news services . 
 country capital: Senegal, Dakar
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:
 country capital: Senegal, Dakar