Letters can be from faculty.Logical formLearned from44 sentences. A letter can be to a world-city.Logical formLearned from44 sentences. A company may receive a letter.Logical formLearned from44 sentences. Letters may undergo reading.Logical formLearned from44 sentences. A person may send some letters.Logical formLearned from44 sentences. A letter may certify that something-is-the-case.Logical formLearned from44 sentences. A (love letter) can be to a female.Logical formLearned from44 sentences. A letter may be left without reply.Logical formLearned from44 sentences. A letter can be crumpled.Logical formLearned from44 sentences. Letters may pertain-to a literary-work.Logical formLearned from44 sentences. A letter can be to investors.Logical formLearned from44 sentences. Letters can be to students.Logical formLearned from44 sentences. A letter can be a fake.Logical formLearned from44 sentences. A letter may urge that something-is-the-case.Logical formLearned from44 sentences. A person may select letters.Logical formLearned from44 sentences.