About: http://webisa.webdatacommons.org/239337312

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	Once instance was there was a pipe with a small gap and a grate covering a hole to another floor.
http://www.w3.org/ns/prov#wasQuotedFrom	411mania.com