About: http://webisa.webdatacommons.org/133589377

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	However, there is an even easier solution to the whole problem, which probably should be the first option; confiscate your kids' devices during the times you do not want them used.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com