An (airport crash) may pertain-to a world-city.Logical formLearned from18 sentences. Crashes can be gruesome.Logical formLearned from18 sentences. A (crash site) can be alleged.Logical formLearned from18 sentences. Crashes can be heavy.Logical formLearned from18 sentences. (Plane crashes) can be mysterious.Logical formLearned from18 sentences. A wake may pertain-to crashes.Logical formLearned from18 sentences. News may pertain-to a (plane crash).Logical formLearned from18 sentences. A crash may cause an explosion.Logical formLearned from17 sentences. A crash can be a time.Logical formLearned from17 sentences. Persons may be killed in a (plane crash).Logical formLearned from17 sentences. A crash can be sharp.Logical formLearned from17 sentences. A (team plane) may undergo a crash.Logical formLearned from17 sentences. A person may survive a (car crash).Logical formLearned from17 sentences. A crash can be controversial.Logical formLearned from17 sentences. Some (plane crash) can be in a country.Logical formLearned from17 sentences.