A song may become an anthem.Logical formLearned from63 sentences. An anthem may pertain-to a country.Logical formLearned from63 sentences. An anthem may undergo a performance.Logical formLearned from61 sentences. A national anthem may undergo a performance.Logical formLearned from61 sentences. An anthem may pertain-to a club.Logical formLearned from60 sentences. A military band may play a national anthem.Logical formLearned from60 sentences. Words can be to a national anthem.Logical formLearned from59 sentences. A national anthem may pertain-to a country.Logical formLearned from58 sentences. An anthem may undergo a singing.Logical formLearned from57 sentences. Words may pertain-to a national anthem.Logical formLearned from57 sentences. A person may hear a national anthem.Logical formLearned from57 sentences. National anthems may undergo a playing.Logical formLearned from56 sentences. An anthem can be popular.Logical formLearned from55 sentences. Words may pertain-to an anthem.Logical formLearned from53 sentences. Strains may pertain-to a national anthem.Logical formLearned from52 sentences.