A person can be against drilling.Logical formLearned from39 sentences. A focus can be on drilling.Logical formLearned from39 sentences. (Relief wells) may undergo a drilling.Logical formLearned from39 sentences. An increase can be in drilling.Logical formLearned from39 sentences. A (drilling rig) may undergo an explosion.Logical formLearned from38 sentences. A call can be for an expansion of offshore (oil drilling).Logical formLearned from38 sentences. An (oil drilling) may pertain-to a country.Logical formLearned from38 sentences. Opposition can be to (oil drilling).Logical formLearned from38 sentences. A stance can be on offshore drilling.Logical formLearned from38 sentences. A male may be opposed to drilling.Logical formLearned from38 sentences. Drilling can be in a gulf.Logical formLearned from38 sentences. Drilling can be in a (wildlife refuge).Logical formLearned from38 sentences. Drilling can be in a wilderness.Logical formLearned from37 sentences. Drilling can be for gas.Logical formLearned from37 sentences. A governor may advocate drilling.Logical formLearned from36 sentences.