A male may sing (lead vocals).Logical formLearned from6 sentences. (Backing vocals) may undergo a use.Logical formLearned from6 sentences. Vocals may be doed by a female.Logical formLearned from6 sentences. A female may record (background vocals).Logical formLearned from6 sentences. Vocals can be feminine.Logical formLearned from6 sentences. A female may deliver vocals.Logical formLearned from6 sentences. Tracks can be with vocals.Logical formLearned from6 sentences. (Soprano vocals) may pertain-to a female.Logical formLearned from6 sentences. A female may sing vocal.Logical formLearned from6 sentences. Vocals can be on a verse.Logical formLearned from6 sentences. A female may contribute (backing vocals).Logical formLearned from6 sentences. A female may record a vocal.Logical formLearned from6 sentences. Back-up vocals can be on an album.Logical formLearned from6 sentences. Vocals may be dissolved into screamings.Logical formLearned from6 sentences. Vocals may pertain-to a band.Logical formLearned from6 sentences.