<http://webisa.webdatacommons.org/269886643>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<bookshelf.jp> .
<http://webisa.webdatacommons.org/269886643>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/151477810>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/269886643> .
<http://webisa.webdatacommons.org/269886643>	<http://www.w3.org/ns/prov#value>	"ensure that something is a list." .