An epidemic of avian flu may spread on a scale.Logical formLearned from5 sentences. Pures may control an epidemic.Logical formLearned from5 sentences. A (bird flu epidemic) may spread to some new states.Logical formLearned from5 sentences. An epidemic may be dented.Logical formLearned from5 sentences. Persons may expect an epidemic.Logical formLearned from5 sentences. A slice may pertain-to a (youth obesity epidemic).Logical formLearned from5 sentences. A (youth obesity epidemic) may pertain-to a country.Logical formLearned from5 sentences. Water may lead to epidemics.Logical formLearned from5 sentences. A mutation of an avian-flu virus may spark an epidemic.Logical formLearned from5 sentences. An (avian flu epidemic) can be global.Logical formLearned from5 sentences. Industry may complain about an epidemic of goods.Logical formLearned from5 sentences. A country may escape an epidemic.Logical formLearned from5 sentences. An epidemic can be in areas.Logical formLearned from5 sentences. A sign can be constituted-of-or-filled-with epidemics.Logical formLearned from5 sentences. Survivors can be fearful of epidemics.Logical formLearned from5 sentences.