About: http://webisa.webdatacommons.org/310407952

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	The effect can not manifest if the groups are fixed in advance for all tests.
http://www.w3.org/ns/prov#wasQuotedFrom	straightdope.com