About: http://webisa.webdatacommons.org/390067753

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	stem including a pair of independently compressible members forming liquid containing chambers interconnected so that liquid may be forced from either member to the other by application of a suitable compressive force thereto.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com