<https://secure.gravatar.com/avatar/06c6e936c4403ea72b8fc2ea504b4382?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://dogruyazim.com/faaliyet-mi-faliyet-mi-nasil-yazilir/>