<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/SearchAction>
<https://www.securestate.com/blog/2013/01/22/is-your-phone-smarter-than-a-5th-grader-what-you-need-to-know-about-compliance-when-using-mobile-payment-apps>