(Bird flu) may infect cat.Logical formLearned from2 sentences. A male may be infected with a strain of a virus.Logical formLearned from2 sentences. Persons may be infected through unsafe sex.Logical formLearned from2 sentences. Chickens may be infected with a strain of a virus.Logical formLearned from2 sentences. Nurses can be guilty of infecting children.Logical formLearned from2 sentences. Bars may be accused of infecting children.Logical formLearned from2 sentences. Farmers may be infected.Logical formLearned from2 sentences. A region may be infected by a (bird flu virus).Logical formLearned from2 sentences. Persons may infect birds.Logical formLearned from2 sentences. A patient may be infected after comming in contact.Logical formLearned from2 sentences. Boys may be infected.Logical formLearned from2 sentences. An illness may be infected.Logical formLearned from2 sentences. Wives may infect children.Logical formLearned from2 sentences. Hundreds of children may be infected with a virus.Logical formLearned from2 sentences. A duck may be infected with a strain of (bird flu virus).Logical formLearned from2 sentences.