<article>
  <front>
    <article-meta>
      <title-group>
        <article-title>Missing block tags</article-title>
      </title-group>
      <abstract>
        <div>inline
 abstract
   </div>
      </abstract>
    </article-meta>
  </front>
  <article-body>
    <div>
   !
  </div>
  </article-body>
</article>

