diagrams-pandoc-0.4: test/alt-with-caption.html

<p>Here is a square:</p>
<figure>
<img src="image.png" alt="a square" />
<figcaption><p>This <em>is</em> a square with area <span
class="math inline">1<sup>2</sup></span></p></figcaption>
</figure>