A (coal mine) can be in the world.Logical formLearned from15 sentences. A male can be a mine of information.Logical formLearned from15 sentences. Use can be at a mine.Logical formLearned from15 sentences. A mine may operate for some years.Logical formLearned from15 sentences. A field can be constituted-of-or-filled-with mines.Logical formLearned from15 sentences. A mine can be unsafe.Logical formLearned from15 sentences. A country may close some mines.Logical formLearned from15 sentences. (Rescue workers) may descend into a mine.Logical formLearned from15 sentences. Crews can be at a mine.Logical formLearned from15 sentences. Some mines may be cleared.Logical formLearned from15 sentences. A blast may hit a mine.Logical formLearned from15 sentences. A (coal mine) may pertain-to a family.Logical formLearned from15 sentences. A motion can be unrelated to a mine.Logical formLearned from15 sentences. A mine may be built into a mountain.Logical formLearned from15 sentences. Men can be in a mine.Logical formLearned from15 sentences.