A system may be operated in a manner.Logical formLearned from10 sentences. A person may operate a motorcycle.Logical formLearned from10 sentences. Vehicles may operate on alternative fuels.Logical formLearned from10 sentences. Colleges may operate.Logical formLearned from10 sentences. A module may operate on urls.Logical formLearned from10 sentences. A company may operate some sites.Logical formLearned from10 sentences. Classes may operate.Logical formLearned from10 sentences. A doctor may operate on a person.Logical formLearned from10 sentences. Units may operate an (appraisal office) by contract.Logical formLearned from10 sentences. A male may operate a (spy ring).Logical formLearned from10 sentences. A system may operate in an environment.Logical formLearned from10 sentences. Agents may operate in environments.Logical formLearned from10 sentences. A person may operate on a scale.Logical formLearned from10 sentences. Models may operate.Logical formLearned from10 sentences. A statute may operate.Logical formLearned from10 sentences.