About: http://webisa.webdatacommons.org/423290601

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 first, second and third groups of vent holes 11 a???, 11 b???, 11 c??? may also have various shapes, for example, a square, a circle, a rectangular, or other geometric shape.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com