<http://webisa.webdatacommons.org/151800441>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/151800441>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/151800441>	<http://www.w3.org/ns/prov#value>	"Once an absence is registered, the substitute fulfillment system uses the database to identify potential substitutes based on preferences or criteria selected by the organization and other information." .
<http://webisa.webdatacommons.org/prov/513407518>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/151800441> .