<http://webisa.webdatacommons.org/prov/47543069>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/34012581> .
<http://webisa.webdatacommons.org/34012581>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/34012581>	<http://www.w3.org/ns/prov#value>	"useful to a wide audience, including teachers, parents, school" .
<http://webisa.webdatacommons.org/34012581>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<dianeravitch.net> .