An envelope can be harmful.Logical formLearned from3 sentences. Themselves can be harmful to an environment.Logical formLearned from3 sentences. A playing can be harmful.Logical formLearned from3 sentences. An address can be harmful to relations.Logical formLearned from3 sentences. A chairmanship can be harmful to an image.Logical formLearned from3 sentences. A rise can be harmful to an economy.Logical formLearned from3 sentences. Deflation can be harmful to the economy.Logical formLearned from3 sentences. Consumption can be harmful to health.Logical formLearned from3 sentences. An article can be harmful for a country.Logical formLearned from3 sentences. A downturn can be harmful.Logical formLearned from3 sentences. A bit of genetic code can be harmful.Logical formLearned from3 sentences. (Car emissions) can be harmful.Logical formLearned from3 sentences. Ultras can be harmful.Logical formLearned from3 sentences. A risk-taking can be harmful.Logical formLearned from3 sentences. Earthquakes of intensity can be harmful.Logical formLearned from3 sentences.