<https://sidco.ir/2022/04/11/how-you-can-write-a-great-online-dating-initial-email/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://sidco.ir/2022/04/11/how-you-can-write-a-great-online-dating-initial-email/>