A disaster can be emotional.Logical formLearned from52 sentences. Some disaster may strike.Logical formLearned from52 sentences. A disaster may undergo makings.Logical formLearned from52 sentences. Results can be a disaster.Logical formLearned from52 sentences. A natural disaster can be unprecedented.Logical formLearned from52 sentences. A governor may issue a (disaster declaration).Logical formLearned from52 sentences. An (air show disaster) may pertain-to the world.Logical formLearned from52 sentences. An (oil disaster) may pertain-to a country.Logical formLearned from52 sentences. An inquiry can be into a disaster.Logical formLearned from51 sentences. A disaster can be physical.Logical formLearned from51 sentences. Weeks can be after a disaster.Logical formLearned from51 sentences. A plan can be a disaster.Logical formLearned from51 sentences. Disasters can be biological.Logical formLearned from51 sentences. A disaster can be on a scale.Logical formLearned from51 sentences. A disaster can be in an area.Logical formLearned from51 sentences.