About: http://webisa.webdatacommons.org/403474971

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	No. You can use most colours as long as there is a good contrast between the colour and the paper against which it is printed.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com