A person may subscribe to (individual feeds).Logical formLearned from3 sentences. Everybody may be subscribed.Logical formLearned from3 sentences. A person may subscribe to a theory of reincarnation.Logical formLearned from3 sentences. A medical profession may subscribe to a body of statements.Logical formLearned from3 sentences. A service may be subscribed.Logical formLearned from3 sentences. (Region specifications) may be used as arguments to a (subscribe object).Logical formLearned from3 sentences. A (region template) may be subscribed.Logical formLearned from3 sentences. Arguments can be to a (subscribe object).Logical formLearned from3 sentences. An (object class) may be subscribed.Logical formLearned from3 sentences. A course may be subscribed.Logical formLearned from3 sentences. Individuals may be subscribed to a list.Logical formLearned from3 sentences. Persons may subscribe to a dictum.Logical formLearned from3 sentences. Others may subscribe a person.Logical formLearned from3 sentences. Libraries may subscribe to a service.Logical formLearned from3 sentences. An account may be subscribed.Logical formLearned from3 sentences.