File inclusion deleted up to the end of a wikilink

[Former user]

https://bg.wikipedia.org/w/index.php?title=%D0%98%D0%B1%D0%BD_%D0%A5%D0%B0%D0%BB%D0%B4%D1%83%D0%BD&curid=282818&diff=11474411&oldid=10821886

Note also the space in front of the remaining string.

Strange as this should be a common situation.