A letter may recommend that something-is-the-case.Logical formLearned from40 sentences. A letter can be to children.Logical formLearned from40 sentences. Access can be to letters.Logical formLearned from40 sentences. Letters can be from strangers.Logical formLearned from40 sentences. A letter can be from an editor.Logical formLearned from40 sentences. Letters can be welcome.Logical formLearned from40 sentences. Persons may have some letters.Logical formLearned from40 sentences. Boxes can be constituted-of-or-filled-with letters.Logical formLearned from40 sentences. Letters can be from men.Logical formLearned from40 sentences. A letter may pertain-to a board.Logical formLearned from40 sentences. Letters can be constituted-of-or-filled-with censure.Logical formLearned from40 sentences. A letter can be to representative.Logical formLearned from40 sentences. (Chain letters) can be electronic.Logical formLearned from40 sentences. A writer may pertain-to letters.Logical formLearned from40 sentences. Letters can be adjacent.Logical formLearned from40 sentences.