<http://webisa.webdatacommons.org/155781532>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/223426152>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/155781532> .
<http://webisa.webdatacommons.org/155781532>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<netrootsmass.net> .
<http://webisa.webdatacommons.org/155781532>	<http://www.w3.org/ns/prov#value>	"The causes of unemployment: I wanted to look at two different kinds of problems." .