About: http://webisa.webdatacommons.org/125626029

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	You almost seem more concerned about whether the operator is a chain than what they are doing.
http://www.w3.org/ns/prov#wasQuotedFrom	metafilter.com