_:na0537c99dd0b437c8aae6a2da17b3390xb2
<http://schema.org/isAccessibleForFree>
"false"^^<http://www.w3.org/2001/XMLSchema#boolean>
<https://www.ara.ad/misc/milio-especies-perill-extincio-activitat-humana_1_3249911.html>