<http://webisa.webdatacommons.org/prov/411229934>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/257288077> .
<http://webisa.webdatacommons.org/257288077>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/257288077>	<http://www.w3.org/ns/prov#value>	"PBS Teachers Connect provides an online community where preK-12 teachers, librarians, technology coordinators, and other educators can connect, contribute, and grow professionally." .
<http://webisa.webdatacommons.org/prov/45978911>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/257288077> .
<http://webisa.webdatacommons.org/257288077>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<klrn.org> .