A country may have (coal mines).Logical formLearned from19 sentences. An accident can be in a mine.Logical formLearned from19 sentences. A fire may break_out in a (coal mine).Logical formLearned from19 sentences. Work can be on a mine.Logical formLearned from19 sentences. (Diamond mines) can be rich.Logical formLearned from19 sentences. Positions may be ringed by mines.Logical formLearned from19 sentences. A stake can be in a (copper mine).Logical formLearned from19 sentences. A person may plant a mine.Logical formLearned from19 sentences. Mines can be controlled.Logical formLearned from19 sentences. Some sides may plant mines.Logical formLearned from19 sentences. Levels may pertain-to a mine.Logical formLearned from19 sentences. Mines may kill some persons.Logical formLearned from19 sentences. A mine can be unexploded.Logical formLearned from19 sentences. A site may pertain-to a (coal mine).Logical formLearned from19 sentences. A fire can be at a mine.Logical formLearned from19 sentences.