[0] https://wiki.sponsor.ajay.app/w/Highlight
[1] https://wiki.sponsor.ajay.app/w/Music:_Non-Music_Section
[0] https://wiki.sponsor.ajay.app/w/Highlight
[1] https://wiki.sponsor.ajay.app/w/Music:_Non-Music_Section
Also when it is bad don't hesitate to downvote. The database is only that good because of user feedback (and some anti-botting measures). You can check hidden segments and votes here: https://sb.ltn.fi/
And messing about with the API is made easy here: https://mruy.github.io/sponsorBlockControl-sveltekit/
You can find this and many more things on the wiki you already linked.
> Skipping to the point/most important part of the video Skipping to the part of the video referred to by the title Skipping to the part of the video referred to by the thumbnail Skipping to the part of the video referenced from a preview/teaser at the start of the video
There is no "most important part" of a piece of music. And the last three don't apply at all.