Oil can be viscous.Logical formLearned from98 sentences. A head may pertain-to a (state oil company).Logical formLearned from98 sentences. (Oil prices) may fluctuate.Logical formLearned from98 sentences. An (oil industry) can be lucrative.Logical formLearned from98 sentences. Revenue can be from (oil sales).Logical formLearned from98 sentences. An (oil operator) may pertain-to a country.Logical formLearned from98 sentences. (Oil revenues) may undergo a sharing.Logical formLearned from97 sentences. A war can be for oil.Logical formLearned from97 sentences. Sexual relationships can be with oil.Logical formLearned from97 sentences. (Oil prices) can be depressed.Logical formLearned from97 sentences. A rally can be in (oil prices).Logical formLearned from97 sentences. An (oil company) can be offshore.Logical formLearned from96 sentences. Oil can be depleted.Logical formLearned from96 sentences. Persons may save oil.Logical formLearned from96 sentences. Damage may be caused by (oil prices).Logical formLearned from96 sentences.