About: http://webisa.webdatacommons.org/134727529

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	The mechanism contains JavaScript, HTML and other web content inside a tightly restricted perimeter to prevent it from hijacking sensitive operating-system functions such as changing registry settings or accessing user data.
http://www.w3.org/ns/prov#wasQuotedFrom	arstechnica.com