(Gas prices) may drop.Logical formLearned from12 sentences. A reduction can be in (gas consumption).Logical formLearned from12 sentences. (Gas prices) may play a role.Logical formLearned from12 sentences. A person can be responsible for gas.Logical formLearned from12 sentences. (Gas hydrates) may undergo a dissociation.Logical formLearned from12 sentences. An unit can be constituted-of-or-filled-with gas.Logical formLearned from12 sentences. Foods may cause gas.Logical formLearned from12 sentences. (Gas supplies) can be tight.Logical formLearned from12 sentences. A (methane gas) can be trapped.Logical formLearned from12 sentences. A male may fill_up a (gas tank).Logical formLearned from12 sentences. Officers may spray gas.Logical formLearned from12 sentences. A man may pump gas.Logical formLearned from12 sentences. A natural gas may undergo a deregulation.Logical formLearned from12 sentences. A depiction may show gas.Logical formLearned from12 sentences. Sales of (gas masks) may soar.Logical formLearned from12 sentences.