About: http://webisa.webdatacommons.org/242457258

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	Under the policy, work scored from 100 percent to 90 percent is an A, from 89 percent to 80 percent a B, from 79 percent to 70 percent a C, from 69 percent to 60 percent a D and from 59 percent to 50 percent an E, the failing grade.
http://www.w3.org/ns/prov#wasQuotedFrom	post-gazette.com