About: http://webisa.webdatacommons.org/455892250

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	Does anyone except me has the trouble understanding why $r^{-1}(V\cap A)$ is open in the first place?
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com