About: http://webisa.webdatacommons.org/177640390

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	I do not know too much about real estate law, but it sounds like to me that if you have the original blueprints/plans showing a crawlspace and have a contract, you should be able to get some sort of legal action going with a lawyer.
http://www.w3.org/ns/prov#wasQuotedFrom	diychatroom.com