<https://korrespondent.net/tech/4221116-uchenye-nazvaly-neobkhodymyi-vo-vremia-yzoliatsyy-vytamyn>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://korrespondent.net/tech/4221116-uchenye-nazvaly-neobkhodymyi-vo-vremia-yzoliatsyy-vytamyn>