<http://webisa.webdatacommons.org/170266449>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/19448951>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/170266449> .
<http://webisa.webdatacommons.org/170266449>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<yale.edu> .
<http://webisa.webdatacommons.org/170266449>	<http://www.w3.org/ns/prov#value>	"Changing technology and the availability of different kinds of materials have greatly influenced the types of designs and structures over time. (Dupre, 12)" .