A virus may infect some percent of adults.Logical formLearned from7 sentences. Children may be infected by (hospital conditions).Logical formLearned from7 sentences. Victims may be infected after handling birds.Logical formLearned from7 sentences. Some (poultry farmers) may be infected by birds.Logical formLearned from7 sentences. Pigs may be infected with some (bird flu).Logical formLearned from7 sentences. A flock may be infected by avian influenza.Logical formLearned from7 sentences. (Bird flu) may infect millions of chicken.Logical formLearned from7 sentences. Humans may be infected by taking (chicken meat).Logical formLearned from7 sentences. A virus may infect a poultry.Logical formLearned from7 sentences. Some percent of adults may be infected with a disease.Logical formLearned from7 sentences. Persons may be infected by a professor.Logical formLearned from7 sentences. An (avian virus) may infect thousands of chickens.Logical formLearned from7 sentences. A female may be infected with (inhalation anthrax).Logical formLearned from7 sentences. Some (mail handler) may be infected.Logical formLearned from7 sentences. An epidemic may infect some percent of a population.Logical formLearned from7 sentences.