A (gas importer) may pertain-to a country.Logical formLearned from32 sentences. Gas may be feeded into centrifuges.Logical formLearned from32 sentences. A (gas leak) can be a cause of a blast.Logical formLearned from32 sentences. A (gas field) may pertain-to a shah.Logical formLearned from32 sentences. A (gas attack) may kill some persons.Logical formLearned from32 sentences. A market can be for gas.Logical formLearned from31 sentences. A (natural gas field) may pertain-to a country.Logical formLearned from31 sentences. (Gas chambers) can be a detail.Logical formLearned from31 sentences. A car can be with gas.Logical formLearned from31 sentences. Gas can be outdoor.Logical formLearned from31 sentences. Resources can be constituted-of-or-filled-with natural gas.Logical formLearned from31 sentences. (Gas stations) can be across a country.Logical formLearned from31 sentences. Gas can be in a galaxy.Logical formLearned from31 sentences. A car may use gas.Logical formLearned from31 sentences. A (gas field) can be depleted.Logical formLearned from31 sentences.