Representative may pertain-to a (coal industry).Logical formLearned from11 sentences. (Coal mining) may undergo a regulation.Logical formLearned from11 sentences. A coal can be reclaimed.Logical formLearned from11 sentences. Coal may undergo a separation.Logical formLearned from11 sentences. Owners can be constituted-of-or-filled-with coal.Logical formLearned from11 sentences. (State regulation) can be constituted-of-or-filled-with (surface coal mining).Logical formLearned from11 sentences. A (coal mine) can be bituminous.Logical formLearned from11 sentences. (Coal mine lands) can be abandoned.Logical formLearned from11 sentences. A (coal seam) may be removed.Logical formLearned from11 sentences. A (bituminous coal) may pertain-to a us-state.Logical formLearned from11 sentences. Deposits can be constituted-of-or-filled-with bituminous coal.Logical formLearned from11 sentences. Synthetic fuels may be produced from coal.Logical formLearned from11 sentences. Industries may include (coal mining).Logical formLearned from11 sentences. (Coal mines) can be open.Logical formLearned from11 sentences. A (coal mining industry) may pertain-to a us-state.Logical formLearned from11 sentences.