A signature can be required.Logical formLearned from76 sentences. A condition can be required.Logical formLearned from75 sentences. An effect can be required.Logical formLearned from75 sentences. A system can be required.Logical formLearned from75 sentences. Consent can be required.Logical formLearned from75 sentences. A weight can be required.Logical formLearned from74 sentences. A consensus can be required.Logical formLearned from74 sentences. Analyes can be required.Logical formLearned from74 sentences. A type can be required.Logical formLearned from74 sentences. A (waiting period) can be required.Logical formLearned from73 sentences. Pieces can be required.Logical formLearned from73 sentences. Checks can be required.Logical formLearned from73 sentences. Regulatory approvals can be required.Logical formLearned from73 sentences. Plans can be required.Logical formLearned from72 sentences. A (safety equipment) can be required.Logical formLearned from71 sentences.