Pollution can be in a river.Logical formLearned from19 sentences. (Pollution cases) can be environmental.Logical formLearned from19 sentences. A problem can be pollution.Logical formLearned from19 sentences. (Pollution controls) can be effective.Logical formLearned from19 sentences. Solutions can be to pollution.Logical formLearned from19 sentences. A source can be constituted-of-or-filled-with environmental pollution.Logical formLearned from19 sentences. (Air pollution) may undergo a monitoring.Logical formLearned from19 sentences. Pollution can be in a city.Logical formLearned from19 sentences. A (carbon pollution) can be global.Logical formLearned from19 sentences. Pollution can be downstream.Logical formLearned from19 sentences. Damage can be from pollution.Logical formLearned from19 sentences. Sources can be constituted-of-or-filled-with environmental pollution.Logical formLearned from19 sentences. Information can be about (air pollution).Logical formLearned from19 sentences. A (global warming pollution) may pertain-to a country.Logical formLearned from19 sentences. Pollution can be widespread.Logical formLearned from19 sentences.