(Mine sites) can be reclaimed.Logical formLearned from18 sentences. A collapse of a mine can be extensive.Logical formLearned from18 sentences. (Coal mines) may close.Logical formLearned from18 sentences. A person can be in mines.Logical formLearned from18 sentences. A person may work in a (coal mine).Logical formLearned from18 sentences. A (copper mine) may pertain-to a continent.Logical formLearned from18 sentences. A (coal mine) can be inactive.Logical formLearned from18 sentences. A (coal mine) may pertain-to the world.Logical formLearned from18 sentences. Walls may pertain-to a mine.Logical formLearned from18 sentences. An (iron mine) can be abandoned.Logical formLearned from18 sentences. A (coal mine) may be located.Logical formLearned from18 sentences. A (safety record) may pertain-to a mine.Logical formLearned from18 sentences. A mine may produce coal.Logical formLearned from18 sentences. (Land mines) can be planted.Logical formLearned from18 sentences. A strike can be at a mine.Logical formLearned from18 sentences.