A flu may pertain-to a year.Logical formLearned from24 sentences. A (flu pandemic) can be worldwide.Logical formLearned from24 sentences. A (bird flu) may pertain-to today.Logical formLearned from24 sentences. Pigs may get a flu.Logical formLearned from24 sentences. A (flu pandemic) may kill millions of persons.Logical formLearned from24 sentences. Symptoms can be constituted-of-or-filled-with (bird flu).Logical formLearned from24 sentences. Doses may pertain-to a (flu vaccine).Logical formLearned from24 sentences. A (bird flu) can be in a country.Logical formLearned from24 sentences. A (flu death toll) may pertain-to a country.Logical formLearned from24 sentences. A country may have some cases of a flu.Logical formLearned from24 sentences. (Bird flu) may be detected in a country.Logical formLearned from24 sentences. A flu may undergo a death.Logical formLearned from23 sentences. A country may confirm a total of some cases of (bird flu infections).Logical formLearned from23 sentences. Cases may pertain-to a (bird flu).Logical formLearned from23 sentences. A country may report (bird flu case).Logical formLearned from23 sentences.