<http://develop.techcrunch.com/2015/09/08/what-to-expect-at-apples-hey-siri-event/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://develop.techcrunch.com/2015/09/08/what-to-expect-at-apples-hey-siri-event/>