(Security protection) can be against viruses.Logical formLearned from87 sentences. A virus may undergo an infection.Logical formLearned from87 sentences. A virus may undergo an identification.Logical formLearned from87 sentences. A release may pertain-to a virus.Logical formLearned from86 sentences. Persons may be infected by a virus.Logical formLearned from86 sentences. Some persons may contract a virus.Logical formLearned from86 sentences. A person may be infected with a virus.Logical formLearned from85 sentences. Exposure can be to viruses.Logical formLearned from85 sentences. A virus may start.Logical formLearned from84 sentences. A virus can be malicious.Logical formLearned from84 sentences. A virus may undergo spreadings.Logical formLearned from84 sentences. Persons may carry a virus.Logical formLearned from84 sentences. Persons may be infected with virus.Logical formLearned from83 sentences. Signs may pertain-to a virus.Logical formLearned from83 sentences. Viruses can be mobile.Logical formLearned from83 sentences.