About: http://webisa.webdatacommons.org/184544095

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 retainment region can include a container such as a retainment region, well, chamber, or other receptacle, or a retainment region such as a surface on which the material is retained.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com