<https://www.blogyaren.com/2020/01/liste-metotlari-python-ile-nasil-kullanilir.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.blogyaren.com/2020/01/liste-metotlari-python-ile-nasil-kullanilir.html>