About: http://webisa.webdatacommons.org/395720040

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 steps 210 may be fashioned of other suitable materials, such as composites, plastics, wood, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com