Gas can be confined.Logical formLearned from16 sentences. Gas can be a methane.Logical formLearned from16 sentences. (Gas dynamics) can be rarefied.Logical formLearned from16 sentences. A (gas leak) may be detected.Logical formLearned from16 sentences. Contact can be with a (process gas).Logical formLearned from16 sentences. Rings can be constituted-of-or-filled-with gas.Logical formLearned from16 sentences. Analysis can be by (gas chromatography).Logical formLearned from16 sentences. A male may turn_off gas.Logical formLearned from16 sentences. (Gas customers) can be residential.Logical formLearned from16 sentences. Imports of natural gas may be made.Logical formLearned from16 sentences. (Gas levels) can be in a mine.Logical formLearned from16 sentences. Gas can be dutch.Logical formLearned from16 sentences. A trail can be constituted-of-or-filled-with gas.Logical formLearned from16 sentences. A form may pertain-to gas.Logical formLearned from16 sentences. Molecules may pertain-to gas.Logical formLearned from16 sentences.