An operator may pertain-to a facility.Logical formLearned from70 sentences. A stake can be in an operator.Logical formLearned from70 sentences. An operator may pertain-to a system.Logical formLearned from69 sentences. (Gambling operators) can be online.Logical formLearned from69 sentences. Operators may pertain-to a US-city.Logical formLearned from68 sentences. A company can be an operator.Logical formLearned from67 sentences. A group can be constituted-of-or-filled-with operators.Logical formLearned from67 sentences. Operators can be fraudulent.Logical formLearned from67 sentences. An operator may pertain-to an airport.Logical formLearned from67 sentences. An operator may pertain-to a mine.Logical formLearned from66 sentences. A responsibility may pertain-to an operator.Logical formLearned from66 sentences. A (hotel operator) may pertain-to the world.Logical formLearned from66 sentences. A stake can be in an operator.Logical formLearned from66 sentences. Operators may undergo a training.Logical formLearned from65 sentences. Operators may pertain-to a site.Logical formLearned from65 sentences.