<https://secure.gravatar.com/avatar/25a0b53c51fcc0b0db9b655e0a8d34c7?s=96&amp;d=monsterid&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.xtechkr.com/qbasic-programs-using-sub-procedure/>