<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/WebSite>
<http://www.sfbike.org/?family_day&org=451&lvl=1&ite=509&lea=147674&ctr=0&par=1&org=451&lvl=1&ite=509&lea=147674&ctr=0&par=1>