<https://acadelectro.ru/video/html5-dlya-nachinayushhikh-5-html-zagolovki-i-tekst/#website>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/WebSite>
<https://acadelectro.ru/video/html5-dlya-nachinayushhikh-5-html-zagolovki-i-tekst/>