<http://webisa.webdatacommons.org/156966231>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<columbia.edu> .
<http://webisa.webdatacommons.org/156966231>	<http://www.w3.org/ns/prov#value>	"medical care, books in the home, and other factors that bear on a" .
<http://webisa.webdatacommons.org/prov/300477645>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/156966231> .
<http://webisa.webdatacommons.org/prov/311269498>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/156966231> .
<http://webisa.webdatacommons.org/156966231>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .