A helicopter may crash in a rural area.Logical formLearned from5 sentences. A helicopter may crash in a (mountain area).Logical formLearned from5 sentences. A (tour bus) may crash on a highway.Logical formLearned from5 sentences. A (stealth bomber) may crash.Logical formLearned from5 sentences. A lorry may crash.Logical formLearned from5 sentences. An (an-24 plane) may crash.Logical formLearned from5 sentences. A (suicide bomber) may crash a car.Logical formLearned from5 sentences. A truck may crash into a truck.Logical formLearned from5 sentences. A plane may crash on a runway.Logical formLearned from5 sentences. A helicopter may crash into a residential area.Logical formLearned from5 sentences. A (passenger plane) may crash into a sea.Logical formLearned from5 sentences. A bus may crash head-on with a truck.Logical formLearned from5 sentences. A (passenger train) may crash into a (cargo train).Logical formLearned from5 sentences. A language may crash.Logical formLearned from5 sentences. A country may crash a hope.Logical formLearned from5 sentences.