About: http://webisa.webdatacommons.org/9175481

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	In addition, using watchpoints has a serious negative impact on performance, which is especially true when used on global objects, such as window.
http://www.w3.org/ns/prov#wasQuotedFrom	mozilla.org