A natural gas may be consumed in a country.Logical formLearned from17 sentences. Gas may undergo an evolution.Logical formLearned from17 sentences. Long lines can be at (gas pumps).Logical formLearned from17 sentences. A (gas pipe) can be underground.Logical formLearned from17 sentences. Pressure may pertain-to gas.Logical formLearned from17 sentences. Natural gas may be bounded for a continent.Logical formLearned from17 sentences. Rates can be for gas.Logical formLearned from17 sentences. Gas can be in a car.Logical formLearned from17 sentences. (Steam reformings) can be constituted-of-or-filled-with natural gas.Logical formLearned from17 sentences. A chemical composition may pertain-to gas.Logical formLearned from17 sentences. Some volumes can be constituted-of-or-filled-with gas.Logical formLearned from17 sentences. An (overrun gas) can be hourly.Logical formLearned from17 sentences. Gas can be depleted.Logical formLearned from17 sentences. A male may have a (gas mask).Logical formLearned from17 sentences. Gas can be ionized.Logical formLearned from17 sentences.