About: http://webisa.webdatacommons.org/154826290

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 house was built in 1930's and has old cast iron plumbing, could there be calcium or other minerals built up in the pipes that could causing it to change color.
http://www.w3.org/ns/prov#wasQuotedFrom	johnbridge.com