A virus may undergo an attachment.Logical formLearned from14 sentences. A virus may cause infectious mononucleosis.Logical formLearned from14 sentences. Persons may contract a virus.Logical formLearned from14 sentences. Viruses may damage a computer.Logical formLearned from14 sentences. Viruses may have potential.Logical formLearned from14 sentences. Some persons may catch a virus.Logical formLearned from14 sentences. Billions can be constituted-of-or-filled-with viruses.Logical formLearned from14 sentences. Viruses may invade a body.Logical formLearned from14 sentences. A reproduction may pertain-to a virus.Logical formLearned from14 sentences. A patient can be with a virus.Logical formLearned from14 sentences. A natural host may pertain-to a virus.Logical formLearned from14 sentences. A virus may have a chance.Logical formLearned from14 sentences. A virus can be benign.Logical formLearned from14 sentences. A virus may eat_away at a soul of a country.Logical formLearned from14 sentences. A virus may get chances.Logical formLearned from14 sentences.