<https://conditional-fields-cf7.bdwm.be/docs/javascript-api/wpcf7cf-repeateraddsub/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://conditional-fields-cf7.bdwm.be/docs/javascript-api/wpcf7cf-repeateraddsub/>