About: http://webisa.webdatacommons.org/70649617

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	1.4.3 Contrast (Minimum): Text (and images of text) have a contrast ratio of at least 5:1, except if the text is pure decoration.
http://www.w3.org/ns/prov#wasQuotedFrom	codexexempla.org