An epidemic can be on a continent.Logical formLearned from15 sentences. An epidemic may decline.Logical formLearned from15 sentences. A trend can be in an epidemic.Logical formLearned from15 sentences. A disease may turn into an epidemic.Logical formLearned from15 sentences. An epidemic may affect some persons.Logical formLearned from14 sentences. Countries may be hited by an epidemic.Logical formLearned from14 sentences. An epidemic can be recorded.Logical formLearned from14 sentences. An epidemic may come to an end.Logical formLearned from14 sentences. Epidemics may pertain-to a century.Logical formLearned from14 sentences. An epidemic may undergo recognition.Logical formLearned from14 sentences. A duration may pertain-to an epidemic.Logical formLearned from14 sentences. Costs may pertain-to an epidemic.Logical formLearned from14 sentences. An epidemic can be constituted-of-or-filled-with polio.Logical formLearned from14 sentences. (Childhood obesity) may reach (epidemic proportions).Logical formLearned from14 sentences. An epidemic can be mature.Logical formLearned from14 sentences.