Constraints can be on (greenhouse gas pollution).Logical formLearned from7 sentences. A (water shortage) can be due to (chronic pollution).Logical formLearned from7 sentences. Pollution may flow.Logical formLearned from7 sentences. (Power plants) may spew pollution.Logical formLearned from7 sentences. Connection can be with pollution.Logical formLearned from7 sentences. Pollution may be released.Logical formLearned from7 sentences. Pollution can be from wells.Logical formLearned from7 sentences. (Pollution reductions) can be voluntary.Logical formLearned from7 sentences. Concern can be about (water pollution).Logical formLearned from7 sentences. A (pollution equipment) can be state-of-the-art.Logical formLearned from7 sentences. Pollution can be from (power plants).Logical formLearned from7 sentences. (Air pollution standards) can be for ozone.Logical formLearned from7 sentences. (Air pollution requirements) may pertain-to a state.Logical formLearned from7 sentences. A (pollution response) may pertain-to a military-or-other-action-organization.Logical formLearned from7 sentences. Members may pertain-to a (pollution response).Logical formLearned from7 sentences.