About: http://webisa.webdatacommons.org/431885227

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	In reality, though, these designs were incredibly difficult to duplicate, particularly without the aid of constant adult intervention.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com