Some persons may be killed in a (train crash).Logical formLearned from15 sentences. A safety-board may investigate (air crashes).Logical formLearned from15 sentences. A person may fly to a (crash site).Logical formLearned from15 sentences. A (plane crash) may undergo a (death toll).Logical formLearned from14 sentences. A shuttle may undergo a crash.Logical formLearned from14 sentences. A (plane crash) may take place.Logical formLearned from14 sentences. A scene can be after a crash.Logical formLearned from14 sentences. A crash may involve some cars.Logical formLearned from14 sentences. (Plane crashes) can be in a wilderness.Logical formLearned from14 sentences. A (helicopter crash) can be an accident.Logical formLearned from14 sentences. An (airplane crash) can be tragic.Logical formLearned from14 sentences. A day can be before a crash.Logical formLearned from14 sentences. Crashes can be catastrophic.Logical formLearned from14 sentences. A crash may undergo events.Logical formLearned from14 sentences. Some pilots may survive a crash.Logical formLearned from14 sentences.