<https://secure.gravatar.com/avatar/a667bad207be8df5cb4250f7718426ff?s=96&d=mm&r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://odigitriaspb.ru/ekskursii-i-tury/v-leningradskoj-oblasti/pushkin-tsarskoe-selo/>