Pollution may pertain-to a plant.Logical formLearned from18 sentences. Costs may pertain-to pollution.Logical formLearned from18 sentences. A stream may undergo pollution.Logical formLearned from18 sentences. Pollution can be rampant.Logical formLearned from18 sentences. Pollution can be from (oil refineries).Logical formLearned from18 sentences. Pollution can be in a US-city.Logical formLearned from18 sentences. A decrease can be in pollution.Logical formLearned from18 sentences. Restrictions can be on pollution.Logical formLearned from18 sentences. Some form can be constituted-of-or-filled-with pollution.Logical formLearned from18 sentences. Pollution may pertain-to a planet.Logical formLearned from18 sentences. Compensation can be for pollution.Logical formLearned from18 sentences. A link can be between (air pollution).Logical formLearned from18 sentences. Pollution can be by oil.Logical formLearned from18 sentences. Respect can be to pollution.Logical formLearned from18 sentences. (Water pollution) can be from agriculture.Logical formLearned from18 sentences.