<http://webisa.webdatacommons.org/prov/252605578>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/153956880> .
<http://webisa.webdatacommons.org/153956880>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/153956880>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wgbhalumni.org> .
<http://webisa.webdatacommons.org/prov/253223464>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/153956880> .
<http://webisa.webdatacommons.org/153956880>	<http://www.w3.org/ns/prov#value>	"recording (which ultimately led to the VCR) to communicate with small, targeted audiences, such as physicians, lawyers, architects, and other professionals. ??? All in all, a checkered career ? even some time in the commercial enemy???s camp." .