A proposition can be lengthy.Logical formLearned from9 sentences. A proposition can be for a US-president.Logical formLearned from9 sentences. A flat tax can be a proposition.Logical formLearned from9 sentences. A choice can be a proposition.Logical formLearned from9 sentences. Intervention can be a proposition.Logical formLearned from9 sentences. Propositions may be made.Logical formLearned from9 sentences. A proposition can be open.Logical formLearned from9 sentences. Propositions can be constituted-of-or-filled-with fact.Logical formLearned from9 sentences. A proposition can be liberal.Logical formLearned from9 sentences. A negative may pertain-to a proposition.Logical formLearned from9 sentences. A proposition can be hazardous.Logical formLearned from9 sentences. Propositions can be vague.Logical formLearned from9 sentences. Propositions can be provocative.Logical formLearned from9 sentences. A proposition can be evident.Logical formLearned from9 sentences. Foreign policy can be a proposition.Logical formLearned from9 sentences.