A person may board a plane.Logical formLearned from273 sentences. A crew may pertain-to a plane.Logical formLearned from264 sentences. A nose may pertain-to a plane.Logical formLearned from262 sentences. A person may be killed in a (plane crash).Logical formLearned from261 sentences. Planes may undergo a purchase.Logical formLearned from259 sentences. A plane may leave a world-city.Logical formLearned from255 sentences. A (plane crash) can be suspicious.Logical formLearned from255 sentences. A plane may hit the ground.Logical formLearned from254 sentences. Planes may pertain-to a person.Logical formLearned from249 sentences. A (surveillance plane) may pertain-to a military-or-other-action-organization.Logical formLearned from248 sentences. A person may step_off a plane.Logical formLearned from247 sentences. A plane may stop.Logical formLearned from246 sentences. Persons may get off a plane.Logical formLearned from245 sentences. A (plane crash) may pertain-to a us-state.Logical formLearned from244 sentences. Some planes may land.Logical formLearned from244 sentences.