About: http://webisa.webdatacommons.org/79117174

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	Also, in some of these embodiments, the at least one portion may be constructed of metals, wood, ceramics, plastics and other polymers, such as polyvinyl chloride, or combinations of all such materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com