<https://secure.gravatar.com/avatar/dcfa9d40dd90e1787a0ca26ef69ded63?s=96&amp;d=blank&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://viajegastronomico.com/blog/comida-de-la-antigua-roma/>