Paste a URL and FYZX reads the page, works out what it is about, and decomposes that subject — so an article about a compound opens as the compound.
Add link as a source and paste the address.
The subject comes from the content, not the URL.
The result is a normal tree you can open all the way down.
under the hoodThe link source fetches the page server-side and hands its subject to /api/structuralize.