A possession can be a duty.Logical formLearned from25 sentences. A citizen may have a duty.Logical formLearned from25 sentences. Knowledge may pertain-to a duty.Logical formLearned from25 sentences. Duty may undergo an imposition.Logical formLearned from25 sentences. A US-president may show_up for duty.Logical formLearned from25 sentences. Duties may pertain-to a doctor.Logical formLearned from25 sentences. Duties can be clear.Logical formLearned from25 sentences. Duties can be at a company.Logical formLearned from25 sentences. Everyone may have a duty.Logical formLearned from25 sentences. A commission may have a duty.Logical formLearned from25 sentences. Duties can be worldly.Logical formLearned from25 sentences. Duty may undergo an execution.Logical formLearned from25 sentences. Duties can be as a teacher.Logical formLearned from25 sentences. A duty may mean that something-is-the-case.Logical formLearned from25 sentences. A duty can be maternal.Logical formLearned from25 sentences.