[ RawBlock (Format "html") "<figure>"
, Plain
    [ RawInline (Format "html") "<img src=\"x.png\" alt=\"X\">"
    ]
, RawBlock (Format "html") "<figcaption>"
, Plain [ Str "cap" ]
, RawBlock (Format "html") "</figcaption>"
, RawBlock (Format "html") "</figure>"
]
