<http://webisa.webdatacommons.org/102986657>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<teachinghistory.org> .
<http://webisa.webdatacommons.org/102986657>	<http://www.w3.org/ns/prov#value>	"Diigo is a social bookmarking tool that enables you to search, bookmark, organize, archive, share, discuss, and annotate materials on the web." .
<http://webisa.webdatacommons.org/prov/194630475>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/102986657> .
<http://webisa.webdatacommons.org/102986657>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .