https://en.wikipedia.org/w/index.php?title=MediaWiki_talk:Citethispage-content&oldid=1002487112
On the above page, the PHP parser parses the whole thing "normally". However, Parsoid renders everything between Boud's post on 22:10, 11 December 2017 and JJMC89's post on 02:11, 13 February 2019 in italics as plaintext. Boud's post contains this wikitext:
''author = "{{de Gaulle}, C.}"'' or ''author = "{{de~Gaulle}, C.}"''
And JJMC89's post contains this wikitext:
<code>}}</code>