pandoc-2.0.6: test/command/4199.md
```
% pandoc -f latex -t native
\foreignlanguage{ngerman}{foo}
^D
[Para [Span ("",[],[("lang","de-DE")]) [Str "foo"]]]
```
```
% pandoc -f latex -t native
\foreignlanguage{ngerman}{foo}
^D
[Para [Span ("",[],[("lang","de-DE")]) [Str "foo"]]]
```