Template:Erase after time

{{subst:#ifexpr:{{subst:LOCALTIMESTAMP}}<{{{1}}}|{{subst:subst1}}erase after time{{subst:pipe1}}{{{1}}}{{subst:pipe1}}2={{{2}}}{{subst:rightbraces1}}|{{subst:empty}} }}

Substituting this template produces one or more new substitution template calls, allowing recursive change of a page, see Help:Recursive conversion of wikitext.