A male may serve as musical director.Logical formLearned from63 sentences. A person may serve as ceo.Logical formLearned from63 sentences. A male may serve as a (staff officer).Logical formLearned from63 sentences. A person may serve in an unit.Logical formLearned from63 sentences. A site may serve.Logical formLearned from63 sentences. A male may serve as a prime minister of a country.Logical formLearned from63 sentences. A person may serve on a city-council.Logical formLearned from63 sentences. Members may serve as volunteers.Logical formLearned from63 sentences. A man may serve.Logical formLearned from63 sentences. A good man may serve a country.Logical formLearned from63 sentences. A second may serve.Logical formLearned from63 sentences. Some soldiers may serve with forces.Logical formLearned from63 sentences. A person may serve at a pleasure of a president.Logical formLearned from63 sentences. A male may serve some tours of duty.Logical formLearned from62 sentences. A male may serve in an executive-council.Logical formLearned from62 sentences.