An (oil spill) may pertain-to a country.Logical formLearned from390 sentences. An (oil giant) can be embattled.Logical formLearned from385 sentences. An (oil exporter) can be after a country.Logical formLearned from384 sentences. (Oil fields) may pertain-to a country.Logical formLearned from384 sentences. Oil may undergo an extraction.Logical formLearned from383 sentences. A result can be constituted-of-or-filled-with (oil prices).Logical formLearned from381 sentences. A reliance can be on foreign oil.Logical formLearned from377 sentences. (Oil prices) may retreat.Logical formLearned from376 sentences. An (oil exploration) can be offshore.Logical formLearned from375 sentences. (Tax breaks) can be for (oil companies).Logical formLearned from374 sentences. An (oil producer) can be in the world.Logical formLearned from371 sentences. (Oil prices) may jump.Logical formLearned from371 sentences. (Oil prices) may decline.Logical formLearned from370 sentences. Persons may have oil.Logical formLearned from370 sentences. A price of oil may rise.Logical formLearned from370 sentences.