An inbox may have some messages.Logical formLearned from8 sentences. Persons may test_out a ranking system on inboxes.Logical formLearned from8 sentences. An inbox can be full of emails.Logical formLearned from8 sentences. A person may open an (email inbox).Logical formLearned from8 sentences. A (spam inbox) may pertain-to a person.Logical formLearned from8 sentences. A person may access an inbox.Logical formLearned from8 sentences. An email may appear in an inbox.Logical formLearned from8 sentences. Mail may get to an inbox.Logical formLearned from8 sentences. A person may manage an inbox.Logical formLearned from8 sentences. An inbox can be free of junk.Logical formLearned from8 sentences. An inbox may pertain-to someone.Logical formLearned from8 sentences. An (inbox backlog) may pertain-to a person.Logical formLearned from8 sentences. Some tip may find a way to an inbox.Logical formLearned from8 sentences. An inbox can be unusable.Logical formLearned from8 sentences. A list of inboxes may be specified.Logical formLearned from8 sentences.