An operator can be in a world-city.Logical formLearned from40 sentences. Operators may be used.Logical formLearned from40 sentences. Operators may be covered for a country.Logical formLearned from40 sentences. A plane may be chartered by a (tour operator).Logical formLearned from40 sentences. An operator can be suspended.Logical formLearned from40 sentences. An operator can be inexperienced.Logical formLearned from40 sentences. Operators can be integrated.Logical formLearned from40 sentences. Operator may undergo a definition.Logical formLearned from40 sentences. Operators can be slick.Logical formLearned from40 sentences. An operator may pertain-to a machine.Logical formLearned from40 sentences. An operator may be given.Logical formLearned from39 sentences. Operators can be full-time.Logical formLearned from39 sentences. Opportunities can be for operators.Logical formLearned from39 sentences. A (tour operator) may go into administration.Logical formLearned from39 sentences. Operators can be smart.Logical formLearned from39 sentences.