<http://webisa.webdatacommons.org/281195564>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<piie.com> .
<http://webisa.webdatacommons.org/281195564>	<http://www.w3.org/ns/prov#value>	"These data are particularly useful because they are comprehensive, and every effort has been made to ensure that they are comparable." .
<http://webisa.webdatacommons.org/281195564>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/122271133>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/281195564> .