Dollars can be in (oil revenue).Logical formLearned from75 sentences. (Heating oil stocks) may pertain-to a country.Logical formLearned from75 sentences. Oil may be exported by a country.Logical formLearned from75 sentences. President may pertain-to an (oil company).Logical formLearned from74 sentences. Revenues can be from oil.Logical formLearned from74 sentences. Oil can be cut-rate.Logical formLearned from74 sentences. Oil may undergo an exploration.Logical formLearned from74 sentences. (Oil prices) may hold.Logical formLearned from74 sentences. A vote can be on (oil exploration).Logical formLearned from74 sentences. An (oil pipeline) can be in a country.Logical formLearned from74 sentences. Oil may slip.Logical formLearned from74 sentences. Oil may undergo a movement.Logical formLearned from74 sentences. An (oil tycoon) can be imprisoned.Logical formLearned from74 sentences. (Oil prices) can be at levels.Logical formLearned from74 sentences. A decline may pertain-to oil.Logical formLearned from74 sentences.