<http://webisa.webdatacommons.org/prov/3901908>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/222067535> .
<http://webisa.webdatacommons.org/222067535>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/222067535>	<http://www.w3.org/ns/prov#value>	"...Orton Gillingham was used to develop programs such as Wilson and Read 180." .
<http://webisa.webdatacommons.org/prov/449693280>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/222067535> .
<http://webisa.webdatacommons.org/222067535>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<algebrahelp.com> .