A conduct may pertain-to duties.Logical formLearned from106 sentences. A duty may undergo an imposition.Logical formLearned from106 sentences. Duties may pertain-to a station.Logical formLearned from105 sentences. A duty can be imperative.Logical formLearned from104 sentences. Duties can be expanded.Logical formLearned from104 sentences. A duty may be doed.Logical formLearned from103 sentences. A guard can be on duty.Logical formLearned from103 sentences. A male may have a duty.Logical formLearned from102 sentences. A duty may undergo a fulfillment.Logical formLearned from102 sentences. A duty can be unpleasant.Logical formLearned from101 sentences. A duty can be detached.Logical formLearned from101 sentences. A duty can be difficult.Logical formLearned from101 sentences. A duty can be hard.Logical formLearned from101 sentences. Persons may fulfill a duty.Logical formLearned from100 sentences. A duty may be performed.Logical formLearned from99 sentences.