Refineries may operate at some percent of a capacity.Logical formLearned from7 sentences. Militants may operate between a country.Logical formLearned from7 sentences. A field may be operated.Logical formLearned from7 sentences. Peacekeepers may operate in an area.Logical formLearned from7 sentences. An arm may operate with a payload.Logical formLearned from7 sentences. (Guerrilla units) may operate in rugged mountains.Logical formLearned from7 sentences. Some concordes may be operated by a country.Logical formLearned from7 sentences. Producers may operate in a country.Logical formLearned from7 sentences. Some lifts may operate.Logical formLearned from7 sentences. Persons may operate with a mind.Logical formLearned from7 sentences. A candidate may operate above charges.Logical formLearned from7 sentences. Agents may operate under rules.Logical formLearned from7 sentences. A humanitarian organization may operate in a country.Logical formLearned from7 sentences. (Peace agreements) may ban offices from operatting in a world-city.Logical formLearned from7 sentences. A barrel may operate in some years.Logical formLearned from7 sentences.