I see that you added this Wikipedia article as a connection and now it is a wiki entry for the song. English Wikipedia is an accepted site for connections and can be added to song tags (example). You can see a list of allowed sites when adding connections. Wiki articles should contain more than a link ideally.

On the topic of this song, it is a good idea to add song attributes to make it easier to find. This applies to other songs you find or add to the database.