<https://www.cosmopolitan.com/sex-love/a9994246/types-of-noises-guys-make-during-sex/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.redbookmag.com/love-sex/mens-perspective/a51015/types-of-noises-guys-make-during-sex/>