_:n1fd1811c657c48b3a8ee2ee1452cb5e3xb2
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://code.cablelabs.com/App_Technologies/webkit/-/blob/ab1f48ef4a247c38cce684146c0006fed739b943/WebCore/khtml/html/html_formimpl.cpp>