<http://webisa.webdatacommons.org/prov/186027620>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/137220538> .
<http://webisa.webdatacommons.org/137220538>	<http://www.w3.org/ns/prov#value>	"An activity based on the shrink/swell of clays in soils and its affect on buildings, sidewalks and other structures." .
<http://webisa.webdatacommons.org/137220538>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<unl.edu> .
<http://webisa.webdatacommons.org/137220538>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .