A (coal miner) may be crushed to death.Logical formLearned from14 sentences. Coal can be in demand.Logical formLearned from14 sentences. Coal can be in a stocking.Logical formLearned from14 sentences. A coal can be dry.Logical formLearned from14 sentences. A future can be for coal.Logical formLearned from14 sentences. A (coal producer) can be by revenue.Logical formLearned from14 sentences. (Coal mines) may undergo an opening.Logical formLearned from14 sentences. A return can be to coal.Logical formLearned from14 sentences. A (coal industry) may pertain-to a soviet republic.Logical formLearned from14 sentences. A (coal mining accident) may pertain-to a country.Logical formLearned from14 sentences. A (coal exporter) may pertain-to a country.Logical formLearned from14 sentences. A (death toll) can be from a (coal mine explosion).Logical formLearned from14 sentences. Hard work may lug bags of (coal chunks) on a back.Logical formLearned from14 sentences. (Coal yards) can be muddy.Logical formLearned from14 sentences. (Coal wastes) can be gooey.Logical formLearned from14 sentences.