(Strip mining) can be for coal.Logical formLearned from14 sentences. (Coal miners) can be eligible.Logical formLearned from14 sentences. A coal can be bootleg.Logical formLearned from14 sentences. Coal can be gasified.Logical formLearned from14 sentences. Coal can be (fossil fuel).Logical formLearned from14 sentences. Coal may undergo an analysis.Logical formLearned from14 sentences. (Coal operations) may pertain-to a company.Logical formLearned from14 sentences. Emissions can be from (burning coal).Logical formLearned from14 sentences. Coal can be an idea.Logical formLearned from14 sentences. A (death toll) can be from a (coal mine).Logical formLearned from14 sentences. Regard can be to (coal mine).Logical formLearned from14 sentences. A beard can be in regard to (coal mine).Logical formLearned from14 sentences. A (coal mining company) may pertain-to the world.Logical formLearned from14 sentences. Coals may be started.Logical formLearned from14 sentences. (Coal costs) can be high.Logical formLearned from14 sentences.