A US-president may serve in a military.Logical formLearned from78 sentences. A person may serve in a company of heroes.Logical formLearned from78 sentences. A male may serve a (life term).Logical formLearned from78 sentences. A building may serve as a headquarters.Logical formLearned from78 sentences. A male may serve as master of ceremonies.Logical formLearned from78 sentences. A female may serve as a volunteer.Logical formLearned from77 sentences. A male may serve a tour.Logical formLearned from77 sentences. A person may serve as a coach.Logical formLearned from77 sentences. (Advertising agencies) may serve a service.Logical formLearned from77 sentences. A political-leader may serve some terms on a city-council.Logical formLearned from77 sentences. Persons may serve students.Logical formLearned from77 sentences. Time may serve.Logical formLearned from77 sentences. A male may serve as a governor.Logical formLearned from77 sentences. A person may serve with a person.Logical formLearned from76 sentences. A male may serve as postmaster.Logical formLearned from76 sentences.