<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/SearchAction>
<http://www.codingforums.com/medium-projects-new-script-new-features-etc-/280377-twitter-radius-search-using-current-location.html?s=613b181b0a916e7e1a2fc36a92f48a22>