Some seed may crash.Logical formLearned from11 sentences. A helicopter may crash in mountains.Logical formLearned from11 sentences. A (surveillance plane) may crash.Logical formLearned from11 sentences. A (light aircraft) may crash.Logical formLearned from11 sentences. A probe may crash.Logical formLearned from11 sentences. A concorde may crash after take-off.Logical formLearned from11 sentences. A plane may crash into a mountainside.Logical formLearned from11 sentences. A (u-2 spy plane) may crash.Logical formLearned from11 sentences. A country may crash to defeat.Logical formLearned from11 sentences. Some teams may crash.Logical formLearned from11 sentences. A (passenger jet) may crash into a sea.Logical formLearned from11 sentences. (Share prices) may crash.Logical formLearned from11 sentences. A (cargo plane) may crash into a house.Logical formLearned from11 sentences. An (army transport plane) may crash.Logical formLearned from11 sentences. An airline may crash.Logical formLearned from11 sentences.