<https://www.nerdilandia.com/#website>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.nerdilandia.com/curso-en-espanol-gratuito-para-aprender-programar-en-python/curso-gratis-para-aprender-a-programar-para-ninos-con-python/>