```
% pandoc -f html -t html
<dfn id="foo" title="bax"><span>foo</span></dfn>
^D
<dfn id="foo" title="bax"><span>foo</span></dfn>
```

```
% pandoc -f html -t native
<dfn id="foo" title="bax"><span>foo</span></dfn>
^D
[ Plain
    [ Span
        ( "foo" , [ "dfn" ] , [ ( "title" , "bax" ) ] )
        [ Span ( "" , [] , [] ) [ Str "foo" ] ]
    ]
]
```

```
% pandoc -f native -t html
[Plain [Span ("foo",["dfn"],[("title","bax")]) [Span ("",[],[]) [Str "foo"]]]]
^D
<dfn id="foo" title="bax"><span>foo</span></dfn>
```
