About: http://webisa.webdatacommons.org/455486570

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	But we observe that teachers and students are both kinds of people, so we refactor this to put the common piece together
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com