About: http://webisa.webdatacommons.org/219731645

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	A sheet 54 of a transparent or translucent material, such as glass or plastic, is mounted in the frame 50 and extends across the opening 48 in the roof.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com