About: http://webisa.webdatacommons.org/132659633

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 tools include spacer engaging means for engaging a spacer or other item and occlusion means for blocking an opening defined in the spacer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca