<https://www.chienn.com/2021/08/why-is-my-dog-coughing-and-gagging-what.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.chienn.com/2021/08/why-is-my-dog-coughing-and-gagging-what.html>