About: http://webisa.webdatacommons.org/219260895

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	They also kept out the draughts and protected sleepers from the falling debris from above, when roofs were left unlined and there was no plaster ceiling to keep out the insects, birds and other invaders.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com