A flight may crash on landing.Logical formLearned from7 sentences. A flight may crash into a sea.Logical formLearned from7 sentences. Some helicopters may crash in some weeks.Logical formLearned from7 sentences. A (commercial jet) may crash on landing.Logical formLearned from7 sentences. A (commercial plane) may crash in a female.Logical formLearned from7 sentences. An (airforce plane) may crash into hills.Logical formLearned from7 sentences. A small airplane may crash into an (apartment building).Logical formLearned from7 sentences. A vote may crash.Logical formLearned from7 sentences. A male may crash a drive.Logical formLearned from7 sentences. Persons may crash.Logical formLearned from7 sentences. A c-130 may crash on take-off.Logical formLearned from7 sentences. A (su-27 fighter jet) may crash.Logical formLearned from7 sentences. A jet may crash at an airport.Logical formLearned from7 sentences. A veteran may crash.Logical formLearned from7 sentences. A (ch-47 helicopter) may crash.Logical formLearned from7 sentences.