A person may serve as speaker.Logical formLearned from42 sentences. A person may serve as chief executive.Logical formLearned from42 sentences. A school may serve children.Logical formLearned from42 sentences. An agreement may serve as a model.Logical formLearned from42 sentences. A person may serve as an agent.Logical formLearned from42 sentences. Officers may serve in a country.Logical formLearned from42 sentences. Persons may serve sentences.Logical formLearned from42 sentences. A male may serve as a medical officer.Logical formLearned from42 sentences. Customers may be served.Logical formLearned from42 sentences. A president may serve notice.Logical formLearned from42 sentences. A male may serve as a chief executive.Logical formLearned from42 sentences. Some men may serve (prison terms).Logical formLearned from42 sentences. A male may serve as a person.Logical formLearned from42 sentences. Persons may serve a purpose.Logical formLearned from42 sentences. A male may serve some faults.Logical formLearned from42 sentences.