Involvement can be in crashes.Logical formLearned from25 sentences. A night may pertain-to a (car crash).Logical formLearned from25 sentences. A regional airliner may undergo a crash.Logical formLearned from25 sentences. A crash may be caused by a series of failures.Logical formLearned from25 sentences. A crash may occur after some a.m..Logical formLearned from25 sentences. Debris can be at a (crash site).Logical formLearned from25 sentences. Some children may die in a crash.Logical formLearned from25 sentences. A (military helicopter crash) may pertain-to a country.Logical formLearned from25 sentences. A crash of a (military aircraft) can be a helicopter.Logical formLearned from25 sentences. A person may die in (helicopter crash).Logical formLearned from25 sentences. (Crash victims) may pertain-to an airline.Logical formLearned from25 sentences. Some witnesses can be to a crash.Logical formLearned from25 sentences. A lone survivor may pertain-to a crash.Logical formLearned from25 sentences. An area may pertain-to a (crash site).Logical formLearned from25 sentences. A dutch boy can be a sole survivor of a (plane crash).Logical formLearned from25 sentences.