<https://techno.okezone.com/read/2018/03/09/207/1870364/1870364>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://techno.okezone.com/read/2018/03/09/207/1870364/asisten-digital-alexa-bisa-tertawa-sendiri-kok-bisa>