Relations can be harmful for peoples.Logical formLearned from3 sentences. Deals can be harmful.Logical formLearned from3 sentences. A trend can be harmful to personal relationships.Logical formLearned from3 sentences. An amount of (mercury spilleds) can be harmful.Logical formLearned from3 sentences. Articles can be harmful.Logical formLearned from3 sentences. A (nitrogen oxide) can be harmful.Logical formLearned from3 sentences. Attempts can be harmful.Logical formLearned from3 sentences. A combination can be harmful.Logical formLearned from3 sentences. Cuts can be harmful to the economy.Logical formLearned from3 sentences. A public release can be harmful to interests of a country.Logical formLearned from3 sentences. A (chemical agent) can be harmful.Logical formLearned from3 sentences. Mobile phones can be harmful to health.Logical formLearned from3 sentences. Driver can be harmful to a country.Logical formLearned from3 sentences. Portions may be considered harmful to (state security).Logical formLearned from3 sentences. A chemical can be harmful to humans.Logical formLearned from3 sentences.