About: http://webisa.webdatacommons.org/111237392

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	In certain aspects, a sound attenuation layer (e.g., material layer 30 or 40) is attached using glue or other adhesive material, however, other attachment elements such as velcro strips, ties, etc., may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com