<http://webisa.webdatacommons.org/prov/499293887>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/289785851> .
<http://webisa.webdatacommons.org/289785851>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sfbetterstreets.org> .
<http://webisa.webdatacommons.org/289785851>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/179054796>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/289785851> .
<http://webisa.webdatacommons.org/289785851>	<http://www.w3.org/ns/prov#value>	"Soils that consist mainly of gravels and coarse sands may also be problematic if they cannot support dense enough vegetation growth to adequately treat runoff." .