<http://webisa.webdatacommons.org/prov/361193431>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/181801088> .
<http://webisa.webdatacommons.org/prov/470942673>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/181801088> .
<http://webisa.webdatacommons.org/181801088>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/181801088>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackexchange.com> .
<http://webisa.webdatacommons.org/181801088>	<http://www.w3.org/ns/prov#value>	"Essentially, a user can register to an event once (regardless of whether they picked an location or not)." .