A (mail header) can be in a body of a reply.Logical formLearned from3 sentences. A body of a reply can be empty.Logical formLearned from3 sentences. Replies can be wide.Logical formLearned from3 sentences. Replies may pertain-to witnesses.Logical formLearned from3 sentences. A reply can be on a matter.Logical formLearned from3 sentences. Reply can be to arguments.Logical formLearned from3 sentences. A reply can be uncompromising.Logical formLearned from3 sentences. A reply can be remarkable.Logical formLearned from3 sentences. A reply can be for context.Logical formLearned from3 sentences. A line can be in a reply.Logical formLearned from3 sentences. An option may affect a behavior of a (reply command).Logical formLearned from3 sentences. A behavior may pertain-to a (reply command).Logical formLearned from3 sentences. A reply may be provided.Logical formLearned from3 sentences. A message can be a reply to a message.Logical formLearned from3 sentences. A (source address field) may pertain-to a reply.Logical formLearned from3 sentences.