A fungus can be harmful.Logical formLearned from5 sentences. (Tobacco smoke) can be harmful.Logical formLearned from5 sentences. Cuts can be harmful.Logical formLearned from5 sentences. Sunlight can be harmful.Logical formLearned from5 sentences. A message can be harmful.Logical formLearned from5 sentences. A dependence can be harmful.Logical formLearned from5 sentences. Alterations can be harmful.Logical formLearned from5 sentences. An increase can be harmful.Logical formLearned from5 sentences. Varieties can be harmful.Logical formLearned from5 sentences. Iron can be harmful.Logical formLearned from5 sentences. A labor can be harmful.Logical formLearned from5 sentences. A position can be harmful to a (peace process).Logical formLearned from5 sentences. Activities can be harmful to an environment.Logical formLearned from5 sentences. A virus can be harmful.Logical formLearned from5 sentences. Agreements can be harmful to competition.Logical formLearned from5 sentences.