<https://rabotatam.ru/gallery/image/1971-%D0%B2%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D1%81%D0%BB%D0%B8/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://rabotatam.ru/gallery/image/1971-%D0%B2%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D1%81%D0%BB%D0%B8/>