<https://sense23.com/prodakt-otvechaet/kak-menedzheru-produkta-nauchitsya-govorit-s-lyudmi-na-odnom-yazyke>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://sense23.com/prodakt-otvechaet/kak-menedzheru-produkta-nauchitsya-govorit-s-lyudmi-na-odnom-yazyke>