A male may sign a letter.Logical formLearned from163 sentences. A letter can be constituted-of-or-filled-with condolences.Logical formLearned from163 sentences. Letters can be short.Logical formLearned from163 sentences. An existence may pertain-to a letter.Logical formLearned from163 sentences. A letter may argue that something-is-the-case.Logical formLearned from163 sentences. A letter can be terse.Logical formLearned from163 sentences. A letter can be to a woman.Logical formLearned from163 sentences. Combinations can be constituted-of-or-filled-with letters.Logical formLearned from163 sentences. A letter can be public.Logical formLearned from162 sentences. A letter can be constituted-of-or-filled-with appeal.Logical formLearned from162 sentences. A letter can be to a doctor.Logical formLearned from162 sentences. A letter may be addrest to a male.Logical formLearned from162 sentences. A letter can be constituted-of-or-filled-with approval.Logical formLearned from161 sentences. A draft may pertain-to a letter.Logical formLearned from161 sentences. A letter may warn.Logical formLearned from161 sentences.