Some Helpful Metatags
[Verse x]
[Chorus]
[Chorus repeats]
[Verse repeats] – Repeats the pattern more or less of the previous verse melody
[Interlude]
[Instrumental]
[ Solo]
[Voiceover] – Speech to text – Uses a LLM for written words eg reading a poem
[Spoken] – As if said by someone
[Laughter] – Like crowd laughter

Do you have any more?