About: http://webisa.webdatacommons.org/197817961

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 FIG. 2 is a primarily-opaque view of the segments, the channels are only visible where they open onto bottom end portion 202 of upper cylindrical segment 201.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com