Access can be to (oil fields).Logical formLearned from66 sentences. A percent may pertain-to (oil supplies).Logical formLearned from66 sentences. An (oil heartland) may pertain-to a country.Logical formLearned from66 sentences. Persons may see oil.Logical formLearned from66 sentences. (Fuel oil) may undergo deliveries.Logical formLearned from66 sentences. Barrels can be constituted-of-or-filled-with (crude oil).Logical formLearned from66 sentences. An export can be after oil.Logical formLearned from66 sentences. (Oil ministers) can be from a country.Logical formLearned from66 sentences. (Oil reserve) can be in a country.Logical formLearned from66 sentences. Oils can be liquid.Logical formLearned from66 sentences. (Oil officials) may say that something-is-the-case.Logical formLearned from66 sentences. (Oil minister) may say that something-is-the-case.Logical formLearned from66 sentences. An (oil city) can be divided.Logical formLearned from66 sentences. Oil can be black.Logical formLearned from66 sentences. A price of (crude oil) may climb some cents to some dollars.Logical formLearned from66 sentences.