@prefix pr: <http://www.wikidata.org/prop/reference/> .
@prefix wdref: <http://www.wikidata.org/reference/> .

wdref:da61d79d9b975fac17cc4e443ffa6f6db7248ae6 pr:P854 <http://www.vertebradosibericos.org/peces/perflu.html> .