Barrels may pertain-to a country.Logical formLearned from25 sentences. Barrels can be constituted-of-or-filled-with nuclear waste.Logical formLearned from25 sentences. A barrel of crude may rise to some dollars.Logical formLearned from25 sentences. Barrels can be constituted-of-or-filled-with (mustard gas).Logical formLearned from24 sentences. A barrels may pertain-to oil.Logical formLearned from24 sentences. A production can be barrels.Logical formLearned from24 sentences. A (barrel length) can be constituted-of-or-filled-with some inches.Logical formLearned from24 sentences. Some barrels may begin.Logical formLearned from24 sentences. Some barrels can be constituted-of-or-filled-with heavy oil.Logical formLearned from24 sentences. A barrel can be open.Logical formLearned from23 sentences. Some months can be in (oak barrels).Logical formLearned from23 sentences. A barrel can be spare.Logical formLearned from23 sentences. Breakfast can be at (cracker barrel).Logical formLearned from23 sentences. Some barrels can be constituted-of-or-filled-with (emergency exchange oil).Logical formLearned from23 sentences. Some barrels can be in production.Logical formLearned from23 sentences.