A crash can be loud.Logical formLearned from984 sentences. A cause of a crash may be knowned.Logical formLearned from982 sentences. A crash may happen.Logical formLearned from973 sentences. A crash can be high-speed.Logical formLearned from848 sentences. A crash can be spectacular.Logical formLearned from747 sentences. A crash may kill some persons.Logical formLearned from738 sentences. A crash may pertain-to an airline.Logical formLearned from730 sentences. A cause of a crash can be under_investigation.Logical formLearned from722 sentences. A crash may pertain-to a month.Logical formLearned from699 sentences. A jet may undergo a crash.Logical formLearned from684 sentences. A crash can be an accident.Logical formLearned from672 sentences. A person may die in a (plane crash).Logical formLearned from666 sentences. A crash may take place.Logical formLearned from631 sentences. A helicopter may undergo a crash.Logical formLearned from610 sentences. A crash may kill some persons.Logical formLearned from559 sentences.