{% assign breadcrumb-pages = include.pages | default: "Home,Library,Data" | split: "," %}
<ol class="breadcrumb{% if include.class %} {{ include.class }}{% endif %}" aria-label="breadcrumbs">
   {% for page in breadcrumb-pages %}
   {% if forloop.last %}
   <li class="breadcrumb-item active" aria-current="page"><a href="#">{{ page }}</a></li>
   {% else %}
   <li class="breadcrumb-item"><a href="#">{{ page }}</a></li>
   {% endif %}
   {% endfor %}
</ol>