A place can be under threat.Logical formLearned from65 sentences. A threat can be to a monarchy.Logical formLearned from65 sentences. A (threat level) may pertain-to a country.Logical formLearned from65 sentences. A threat can be to a president.Logical formLearned from65 sentences. Threats may undergo a defiance.Logical formLearned from65 sentences. Threats can be mortal.Logical formLearned from65 sentences. Threats may face persons.Logical formLearned from65 sentences. An end can be to a threat.Logical formLearned from64 sentences. A country may face threats.Logical formLearned from64 sentences. A threat can be to civil aviation.Logical formLearned from64 sentences. Protection can be against threats.Logical formLearned from64 sentences. A threat may work.Logical formLearned from64 sentences. A threat can be repeated.Logical formLearned from64 sentences. An (extreme threat) may pertain-to a country.Logical formLearned from64 sentences. A threat can be to academic freedom.Logical formLearned from64 sentences.