<http://webisa.webdatacommons.org/167037652>	<http://www.w3.org/ns/prov#value>	"Phosphorus is a nutrient and may enter the waterway from sewage treatment plants, industry, fertilizers and other sources." .
<http://webisa.webdatacommons.org/167037652>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<baltimorecountymd.gov> .
<http://webisa.webdatacommons.org/prov/254881643>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/167037652> .
<http://webisa.webdatacommons.org/prov/485143796>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/167037652> .
<http://webisa.webdatacommons.org/167037652>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .