About: http://webisa.webdatacommons.org/65773071

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	That???s because there are restrictions on the types of materials that can be used in the plant growing medium and some mediums may contain restricted materials.
http://www.w3.org/ns/prov#wasQuotedFrom	greenroofplan.com