Drilling can be an option.Logical formLearned from17 sentences. A person can be for drilling.Logical formLearned from17 sentences. Calls can be for offshore drilling.Logical formLearned from17 sentences. Drilling can be necessary.Logical formLearned from17 sentences. Offshore drilling can be safe.Logical formLearned from17 sentences. A drilling may start.Logical formLearned from17 sentences. A vote can be for drilling.Logical formLearned from17 sentences. Demand can be for (drilling equipment).Logical formLearned from17 sentences. Drilling can be impossible.Logical formLearned from17 sentences. Drilling can be risky.Logical formLearned from17 sentences. (Drilling operations) may be suspended.Logical formLearned from17 sentences. Drilling may commence.Logical formLearned from17 sentences. Illustration may show an (oil drilling platform).Logical formLearned from17 sentences. (Water wells) may undergo a drilling.Logical formLearned from16 sentences. A drilling can be continuous.Logical formLearned from16 sentences.