```
% pandoc -f html -t html
foo
^D
foo
```
```
% pandoc -f html -t native
foo
^D
[Plain [Span ("foo",["dfn","dfn"],[("title","bax")]) [Span ("",[],[]) [Str "foo"]]]]
```
```
% pandoc -f native -t html
[Plain [Span ("foo",["dfn","dfn"],[("title","bax")]) [Span ("",[],[]) [Str "foo"]]]]
^D
foo
```