hacks-guide-minimal-mistakes-theme/_includes/post-single.html

<article itemscope itemtype="http://schema.org/CreativeWork">
  {% if post.link %}
    <h2 class="link-post" itemprop="headline"><a href="{{ absurl }}{{ post.url }}">{{ post.title }}</a> <a href="{{ post.link }}" target="_blank"><i class="fa fa-link"></i></a></h2>
  {% else %}
    <h2 itemprop="headline"><a href="{{ absurl }}{{ post.url }}">{{ post.title }}</a></h2>
  {% endif %}
  {% if post.excerpt %}<p itemprop="description">{{ post.excerpt | markdownify | strip_html | truncate: 160 }}</p>{% endif %}
</article>