About: http://webisa.webdatacommons.org/396322692

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	I do not know what your business rules are, but assuming that Performance, Quality and Attendance all store different types of data (i.e., different column types) then they should be in separate tables.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com