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Somali pirates have freed the crew of  24  Ukrainians held on the Greek-owned vessel MV Ariana after an ordeal of over seven months Ukraine's President  Viktor Yushchenko  said Thursday .
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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: 24, Viktor Yushchenko