<http://webisa.webdatacommons.org/259836808>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/302739217>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/259836808> .
<http://webisa.webdatacommons.org/259836808>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<daviddfriedman.com> .
<http://webisa.webdatacommons.org/259836808>	<http://www.w3.org/ns/prov#value>	"book is a physical object." .