Vocals may be erased.Logical formLearned from4 sentences. A band can be on vocals.Logical formLearned from4 sentences. Vocals can be inventive.Logical formLearned from4 sentences. (Vocal works) may pertain-to a composer.Logical formLearned from4 sentences. Vocals may be doed by a male.Logical formLearned from4 sentences. A male can be for vocals.Logical formLearned from4 sentences. Vocals may be handled by a male.Logical formLearned from4 sentences. A male may switch to (lead vocals).Logical formLearned from4 sentences. Vocals can be for some tracks.Logical formLearned from4 sentences. Vocals may appear on an album.Logical formLearned from4 sentences. A (vocal performance category) can be male.Logical formLearned from4 sentences. A male may provide (backup vocals).Logical formLearned from4 sentences. A male may concentrate on vocals.Logical formLearned from4 sentences. A male may record a vocal.Logical formLearned from4 sentences. A female may undergo a vocal.Logical formLearned from4 sentences.