An outbreak of a flu may infect one-fifth of a population.Logical formLearned from2 sentences. A malaise may infect an outpost of an international-political-entity.Logical formLearned from2 sentences. A danger may infect air.Logical formLearned from2 sentences. A male may infect somebody.Logical formLearned from2 sentences. Fleas may be infected with bacteria.Logical formLearned from2 sentences. A graft may infect a government.Logical formLearned from2 sentences. Children may be infected with a parasite.Logical formLearned from2 sentences. Girls may be infected with a virus.Logical formLearned from2 sentences. Some workers may be infected with tb.Logical formLearned from2 sentences. A (dairy cow) may be infected with bovine (spongiform encephalopathy).Logical formLearned from2 sentences. A virus may infect livers.Logical formLearned from2 sentences. A (bird flu) may infect chickens.Logical formLearned from2 sentences. Persons may be infected with a (flu virus).Logical formLearned from2 sentences. Worms may infect (computer programs).Logical formLearned from2 sentences. A person may be infected about some others.Logical formLearned from2 sentences.