<http://webisa.webdatacommons.org/prov/179336145>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/257308018> .
<http://webisa.webdatacommons.org/257308018>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/257308018>	<http://www.w3.org/ns/prov#value>	"Related to vetch, fava beans are a common bean used for green manure--crops grown off-season to control weeds as well as to be tilled under to improve the nitrogen content of soil." .
<http://webisa.webdatacommons.org/257308018>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gardenguides.com> .