About: http://webisa.webdatacommons.org/409072440

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 fragile nature of tile and slate can cause them to crack and break if walked on making required maintenance, such as cleaning out gutters or painting, difficult.
http://www.w3.org/ns/prov#wasQuotedFrom	theforeverroof.com