(Coal mines) can be in an area.Logical formLearned from22 sentences. (Coal mines) may pertain-to a male.Logical formLearned from22 sentences. Owner may pertain-to a (coal mine).Logical formLearned from22 sentences. A lack can be constituted-of-or-filled-with coal.Logical formLearned from22 sentences. A coal may undergo an extraction.Logical formLearned from22 sentences. A coal may undergo a removal.Logical formLearned from22 sentences. (Coal power plants) may undergo construction.Logical formLearned from22 sentences. (Coal seams) can be rich.Logical formLearned from22 sentences. A (coal miner) can be in a us-state.Logical formLearned from22 sentences. A (surface coal mining operation) may be owned.Logical formLearned from22 sentences. Unsuitable can be for (surface coal mining operations).Logical formLearned from22 sentences. A market can be for coal.Logical formLearned from22 sentences. Sacks can be constituted-of-or-filled-with coal.Logical formLearned from22 sentences. (Coal miners) can be in a country.Logical formLearned from22 sentences. (Coal mines) can be ukrainian.Logical formLearned from22 sentences.