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Former Tanzanian President  Benjamin Mkapa  and Ali Hassan Mwinyi among others also attended the event and addressed the rally to call for support to  CCM  which started its campaign rally on Aug. 20 .
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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: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 NA: Benjamin Mkapa, CCM