A percent may pertain-to (coal deposits).Logical formLearned from13 sentences. A (coal mine) can be closed.Logical formLearned from13 sentences. A father can be (coal merchant).Logical formLearned from13 sentences. A (coal industry) can be as a whole.Logical formLearned from13 sentences. Mining can be for coal.Logical formLearned from13 sentences. Traffic can be a coal.Logical formLearned from13 sentences. A (coal industry) may undergo a nationalisation.Logical formLearned from13 sentences. Ships may carry of coal.Logical formLearned from13 sentences. Cargoes can be constituted-of-or-filled-with coal.Logical formLearned from13 sentences. (Coal mines) may pertain-to a company.Logical formLearned from13 sentences. (Coal reserve) can be bituminous.Logical formLearned from13 sentences. Coal may be exported.Logical formLearned from13 sentences. Coal may undergo a flow.Logical formLearned from13 sentences. A center can be constituted-of-or-filled-with (coal mining).Logical formLearned from13 sentences. A (coal company) may pertain-to a person.Logical formLearned from13 sentences.