Adds duplicate arguments in some cases:
https://en.wikipedia.org/w/index.php?title=France&type=revision&diff=851817674&oldid=851594951
https://en.wikipedia.org/w/index.php?title=Naomi_Klein&type=revision&diff=851707911&oldid=848514456
https://en.wikipedia.org/w/index.php?title=Ron_Powers&type=revision&diff=851741724&oldid=846266308