About: http://webisa.webdatacommons.org/216580641

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 north wall of a pit greenhouse acts as a thermal mass, consisting of a solid material and capturing heat during the day, such as stone or brick.
http://www.w3.org/ns/prov#wasQuotedFrom	prlog.org