<https://amuizz.com/what-interviewers-really-want-to-know-when-they-ask-you-these-3-interview-questions/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://amuizz.com/what-interviewers-really-want-to-know-when-they-ask-you-these-3-interview-questions/>