Singer may perform a national anthem.Logical formLearned from6 sentences. A handful can be constituted-of-or-filled-with anthems.Logical formLearned from6 sentences. A male can be (anthem singer).Logical formLearned from6 sentences. Anthem can be for an underdog.Logical formLearned from6 sentences. An anthem can be for a campaign.Logical formLearned from6 sentences. A (state anthem) can be unofficial.Logical formLearned from6 sentences. An anthem may have lyrics.Logical formLearned from6 sentences. A (state anthem) may pertain-to a us-state.Logical formLearned from6 sentences. An author may pertain-to an anthem.Logical formLearned from6 sentences. A (team anthem) can be unofficial.Logical formLearned from6 sentences. An anthem can be territorial.Logical formLearned from6 sentences. Anthems may be sung.Logical formLearned from6 sentences. A popularity may pertain-to an anthem.Logical formLearned from6 sentences. Singer may sing a national anthem.Logical formLearned from6 sentences. A male may perform an anthem.Logical formLearned from6 sentences.