Persons may be infected with a strain.Logical formLearned from6 sentences. An (influenza virus) may infect millions.Logical formLearned from6 sentences. A contempt may infect an agency.Logical formLearned from6 sentences. Some birds may be infected.Logical formLearned from6 sentences. A parasite may infect a brain.Logical formLearned from6 sentences. Cows may be infected with a strain.Logical formLearned from6 sentences. Hackers may infect (government computers).Logical formLearned from6 sentences. Some animals may be infected with an illness.Logical formLearned from6 sentences. Birds may be infected with a strain of (bird flu).Logical formLearned from6 sentences. A swan may be infected with (bird flu).Logical formLearned from6 sentences. Some swans may be infected with (bird flu).Logical formLearned from6 sentences. A person may be infected with rabies.Logical formLearned from6 sentences. Subtypes may infect humans.Logical formLearned from6 sentences. Swine may be infected.Logical formLearned from6 sentences. Persons may be infected.Logical formLearned from6 sentences.