(Oil revenues) may undergo a management.Logical formLearned from62 sentences. Inventories can be constituted-of-or-filled-with crude oil.Logical formLearned from62 sentences. An (oil patch) may pertain-to a country.Logical formLearned from62 sentences. A need can be for oil.Logical formLearned from62 sentences. Oil can be over heat.Logical formLearned from62 sentences. A result can be constituted-of-or-filled-with oil.Logical formLearned from62 sentences. A price of (crude oil) may fall.Logical formLearned from62 sentences. Control may pertain-to (oil revenues).Logical formLearned from62 sentences. A demand can be for (heating oil).Logical formLearned from62 sentences. A percent may pertain-to proven (oil reserve).Logical formLearned from62 sentences. Increases can be in (oil prices).Logical formLearned from62 sentences. (Oil markets) can be volatile.Logical formLearned from62 sentences. An (oil region) can be lawless.Logical formLearned from62 sentences. (Oil workers) may go on strike.Logical formLearned from62 sentences. An (oil spill) can be accidental.Logical formLearned from62 sentences.