core/Fields/Definitions/templates/date-multiple/default.twig
{% extends Form.getLayout() %}
{% block fieldmarkup %}
<div class="kbf-field--date-multiple-stage" data-kftype="date-multiple">
<div data-kfel="list"></div>
<a class="button button-secondary" data-kfui="add-entry">{{ Field.getArg('buttonlabel')|default('add entry') }}</a>
</div>
{% endblock %}