Oil can be an industry.Logical formLearned from48 sentences. Exposure can be to oil.Logical formLearned from48 sentences. An (oil use) may pertain-to a country.Logical formLearned from48 sentences. Prices can be for (oil products).Logical formLearned from48 sentences. Some (oil fields) can be in a country.Logical formLearned from48 sentences. (Oil imports) may pertain-to a country.Logical formLearned from48 sentences. An (oil minister) can be from a country.Logical formLearned from48 sentences. Exporters can be constituted-of-or-filled-with oil.Logical formLearned from48 sentences. Oil may pertain-to a region.Logical formLearned from48 sentences. A dependence can be on sources of oil.Logical formLearned from48 sentences. A center may pertain-to oil.Logical formLearned from48 sentences. A pocket may pertain-to (oil companies).Logical formLearned from48 sentences. Some (oil changes) may be doed with synthetic oil.Logical formLearned from48 sentences. Some cup can be constituted-of-or-filled-with oil.Logical formLearned from48 sentences. (Oil companies) may make profits.Logical formLearned from48 sentences.