Preparation can be for someone.Logical formLearned from38 sentences. Preparation can be for flight.Logical formLearned from38 sentences. A preparation can be necessary.Logical formLearned from38 sentences. Preparations may undergo a completion.Logical formLearned from38 sentences. A preparation may be required.Logical formLearned from38 sentences. A (research proposal) may undergo a preparation.Logical formLearned from38 sentences. (Teaching materials) may undergo a preparation.Logical formLearned from38 sentences. A presentation may undergo a preparation.Logical formLearned from38 sentences. A background can be a preparation.Logical formLearned from38 sentences. A preparation can be premarital.Logical formLearned from38 sentences. A bill may undergo a preparation.Logical formLearned from38 sentences. A practice can be in preparation.Logical formLearned from38 sentences. Preparations can be for airstrikes.Logical formLearned from38 sentences. Preparations can be for a conflict.Logical formLearned from38 sentences. Preparations can be for parliamentary elections.Logical formLearned from38 sentences.