Products can be necessary.Logical formLearned from12 sentences. A command can be necessary.Logical formLearned from12 sentences. Proceedings can be necessary.Logical formLearned from12 sentences. Fire can be necessary.Logical formLearned from12 sentences. Delivery can be necessary.Logical formLearned from12 sentences. (Emergency treatment) can be necessary.Logical formLearned from12 sentences. (Advance notice) can be necessary.Logical formLearned from12 sentences. Full disclosure can be necessary.Logical formLearned from12 sentences. Painting can be necessary.Logical formLearned from12 sentences. Some procedures can be necessary.Logical formLearned from12 sentences. A detour can be necessary.Logical formLearned from12 sentences. A sentence can be necessary.Logical formLearned from12 sentences. A restraint can be necessary.Logical formLearned from12 sentences. A (majority vote) can be necessary.Logical formLearned from12 sentences. Sections can be necessary.Logical formLearned from12 sentences.