About: http://webisa.webdatacommons.org/37763537

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	A removable mounting plate 295 spans between and is attached with bolts or other connectors to the upper ends 291 and 293 of vertical support columns 292 and 294 respectively.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com