About: http://webisa.webdatacommons.org/56441541

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	Since the air bleeder passage P3 opens into the air chamber at its lower portion, dust, muddy water, and other foreign matter can easily be discharged from the air chamber S through the air bleeder passage P3.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com