About: http://webisa.webdatacommons.org/68215064

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 tubular and solid shaped elements have bottom and top portions and these bottom and/or top portions also can have openings such as holes or lateral slots.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk