[Tagging] Subsequent wikipedia links

[Andreas Goss]

> We're presumably suggesting "wikidata=$something" but what is "$something"?

Every Wikidata entry has an ID. You can find it in the URL and behind 
the title:

OpenStreetMap: Q936
https://www.wikidata.org/wiki/Q936

So you would use wikidata=Q936
__________
openstreetmap.org/user/AndiG88
wiki.openstreetmap.org/wiki/User:AndiG88‎