Natural disaster may undergo an event.Logical formLearned from34 sentences. A disaster can be obvious.Logical formLearned from34 sentences. A near-tragedy may be presented in a form of a natural disaster.Logical formLearned from34 sentences. Some (disaster assistance) can be free.Logical formLearned from34 sentences. A disaster may be prevented.Logical formLearned from34 sentences. A disaster can be fiery.Logical formLearned from34 sentences. Disasters can be inevitable.Logical formLearned from34 sentences. A natural disaster can be in a country.Logical formLearned from34 sentences. Disasters can be widespread.Logical formLearned from34 sentences. Losses can be from a disaster.Logical formLearned from34 sentences. An expedition can be a disaster.Logical formLearned from34 sentences. A disaster can be overwhelming.Logical formLearned from34 sentences. A date can be a disaster.Logical formLearned from34 sentences. An impact may pertain-to disasters.Logical formLearned from34 sentences. Disasters may pertain-to a war.Logical formLearned from34 sentences.