{% block big-box-headline %}{% endblock %}
{% block big-box-byline %} {% endblock %}{% block big-box-dateline %}{% endblock %}
{% block big-box-description %}{% endblock %}
{% block big-box-footnotes %}
Source{% block big-box-source-plural %}s{% endblock %}: {% block big-box-sources %}{% endblock %}
Credit{% block big-box-credit-plural %}s{% endblock %}: {% block big-box-credits %}{% endblock %}