Proposals may allow drilling.Logical formLearned from11 sentences. Drilling may bring_down (gas prices).Logical formLearned from11 sentences. Drilling can be on an outer continental shelf.Logical formLearned from11 sentences. A (drilling segment) may add some (drilling rigs).Logical formLearned from11 sentences. Horizontal drilling may undergo a use.Logical formLearned from11 sentences. Drilling may lower prices.Logical formLearned from11 sentences. (Contract drilling services) can be offshore.Logical formLearned from11 sentences. Oil may come from a drilling.Logical formLearned from11 sentences. Drilling can be in an area.Logical formLearned from11 sentences. A reversal can be on offshore drilling.Logical formLearned from11 sentences. A plan can be for offshore (oil drilling).Logical formLearned from11 sentences. An agency may oversee offshore (oil drilling).Logical formLearned from11 sentences. Drilling can be in a continent.Logical formLearned from11 sentences. A federal government may allow drilling.Logical formLearned from11 sentences. Drilling can be in an outer continental shelf.Logical formLearned from11 sentences.