A religious sect may be suspected in a (nerve gas attack).Logical formLearned from12 sentences. Gas may be piped.Logical formLearned from12 sentences. Gas may be compressed.Logical formLearned from12 sentences. A (gas tax) may pertain-to a US-president.Logical formLearned from12 sentences. Gas may be filled.Logical formLearned from12 sentences. A field can be (gas field).Logical formLearned from12 sentences. (Greenhouse gas emissions) can be from (motor vehicles).Logical formLearned from12 sentences. (Gas bills) can be residential.Logical formLearned from12 sentences. Access can be to (world reserve) of gas.Logical formLearned from12 sentences. Leaks can be constituted-of-or-filled-with gas.Logical formLearned from12 sentences. Gas can be heated.Logical formLearned from12 sentences. Gas may play a role.Logical formLearned from12 sentences. A (greenhouse gas) can be (water vapor).Logical formLearned from12 sentences. (Gas shortages) may pertain-to 1970s.Logical formLearned from12 sentences. A (gas supply) can be from a country.Logical formLearned from12 sentences.