A database may contain a full text of propositions.Logical formLearned from5 sentences. Propositions may be knowned.Logical formLearned from5 sentences. A proposition can be open-ended.Logical formLearned from5 sentences. A proposition can be appalling.Logical formLearned from5 sentences. A position can be on a proposition.Logical formLearned from5 sentences. A proposition may look plausible.Logical formLearned from5 sentences. Unique (selling propositions) can be for burgers.Logical formLearned from5 sentences. A proposition can be for a country.Logical formLearned from5 sentences. A (consumer value proposition) may pertain-to a device.Logical formLearned from5 sentences. A proposition can be attainable.Logical formLearned from5 sentences. Propositions can be interactive.Logical formLearned from5 sentences. Persons may express a proposition.Logical formLearned from5 sentences. A (ballot measure) can be (proposition 1as).Logical formLearned from5 sentences. (Proposition 1as) may pertain-to a us-state.Logical formLearned from5 sentences. A proposition can be divisive.Logical formLearned from5 sentences.