<http://webisa.webdatacommons.org/142885898>	<http://www.w3.org/ns/prov#value>	"Blind users must know enough to make adjustments in their programs when they run into problems or need to access different kinds of material." .
<http://webisa.webdatacommons.org/142885898>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nfb.org> .
<http://webisa.webdatacommons.org/142885898>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/101940908>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/142885898> .