<https://www.letslearnspanish.co.uk/review/becca-allen-for-susana-level-2-2/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.letslearnspanish.co.uk/review/becca-allen-for-susana-level-2-2/>