<http://webisa.webdatacommons.org/prov/62620021>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/250598941> .
<http://webisa.webdatacommons.org/250598941>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gpo.gov> .
<http://webisa.webdatacommons.org/250598941>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/250598941>	<http://www.w3.org/ns/prov#value>	"compounds, such as nutrients, ions, dissolved and particulate organic" .