<http://webisa.webdatacommons.org/192629381>	<http://www.w3.org/ns/prov#value>	"When my father was a judge at a high school math fair, a student gave a presentation on calculus." .
<http://webisa.webdatacommons.org/192629381>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mathoverflow.net> .
<http://webisa.webdatacommons.org/prov/118075018>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/192629381> .
<http://webisa.webdatacommons.org/192629381>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .