About: http://webisa.webdatacommons.org/104936777

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	Hard surfaces such as stone, marble, hardwood and tile flooring all add to the problem, as do glass windows, granite countertops and wooden furniture.
http://www.w3.org/ns/prov#wasQuotedFrom	sfgate.com