<http://webisa.webdatacommons.org/prov/156635298>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/137000704> .
<http://webisa.webdatacommons.org/137000704>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/137000704>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<cappex.com> .
<http://webisa.webdatacommons.org/137000704>	<http://www.w3.org/ns/prov#value>	"Another safety mechanism is an alert that informs students about emergencies through text, email, and other methods." .