A male may work in a (coal mine).Logical formLearned from21 sentences. A coal may undergo a use.Logical formLearned from21 sentences. Stocks can be constituted-of-or-filled-with coal.Logical formLearned from21 sentences. A coal may pertain-to a weekday.Logical formLearned from21 sentences. A reliance can be on coal.Logical formLearned from21 sentences. Coal can be from a mine.Logical formLearned from21 sentences. Electricity may be generated from coal.Logical formLearned from21 sentences. Coals can be ready.Logical formLearned from21 sentences. A (coal mine) may undergo a closing.Logical formLearned from21 sentences. A coal can be burned.Logical formLearned from21 sentences. (Coal miners) can be unemployed.Logical formLearned from21 sentences. (Coal mines) may undergo a reclamation.Logical formLearned from21 sentences. Mountains can be constituted-of-or-filled-with coal.Logical formLearned from21 sentences. A form can be constituted-of-or-filled-with coal.Logical formLearned from21 sentences. (Coal mine disasters) can be in history.Logical formLearned from21 sentences.