For example, I tried clicking on "Cite", pasting in https://tools.ietf.org/html/draft-kamath-pppext-peapv0-00, and clicking "Lookup", but it had no clue at all.
(See also https://en.wikipedia.org/wiki/Template:Cite_IETF.)
This is caused by a typo in lib/scraper caused the function addItemType to throw errors
and silently cause Promises to fail upstream. This will occur any time
there was dublinCore data but no highwirePress data.