<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.longislandpress.com/?plugin=all-in-one-event-calendar&controller=ai1ec_exporter_controller&action=export_events&cb=1412640613&ai1ec_post_ids=21303>