A threat can be to forces.Logical formLearned from87 sentences. A threat may persist.Logical formLearned from87 sentences. Persons may have threats.Logical formLearned from87 sentences. Threats can be against targets.Logical formLearned from87 sentences. A threat can be valid.Logical formLearned from87 sentences. A threat can be to national unity.Logical formLearned from87 sentences. A threat can be to free speech.Logical formLearned from87 sentences. Threats can be airborne.Logical formLearned from87 sentences. A threat can be to a dominance.Logical formLearned from87 sentences. Threats can be to interests.Logical formLearned from87 sentences. A threat can be to law.Logical formLearned from87 sentences. Threats can be supposed.Logical formLearned from87 sentences. A threat may be seen.Logical formLearned from87 sentences. A threat can be to aircraft.Logical formLearned from87 sentences. Threats can be from nations.Logical formLearned from86 sentences.