About: http://webisa.webdatacommons.org/60208513

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	The block (504) may be stabilised by attachment to the spine, e.g. using screws or hooks.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com