Swathes of activity may be left to a judgment of (market operators).Logical formLearned from14 sentences. Services may be provided by operators.Logical formLearned from14 sentences. An operator can be assistant.Logical formLearned from14 sentences. An operator can be formidable.Logical formLearned from14 sentences. Some operators may be based.Logical formLearned from14 sentences. Operators can be in a world-city.Logical formLearned from14 sentences. A (closure operator) can be transitive.Logical formLearned from14 sentences. A booth may pertain-to an operator.Logical formLearned from14 sentences. An operator can be English-speaking.Logical formLearned from14 sentences. An operator may be given.Logical formLearned from14 sentences. A (gsm operator) can be in a country.Logical formLearned from14 sentences. An operator may be applied.Logical formLearned from14 sentences. Operators can be elementary.Logical formLearned from14 sentences. An operator may be found.Logical formLearned from14 sentences. Operators can be constituted-of-or-filled-with (fishing vessels).Logical formLearned from14 sentences.