About: http://webisa.webdatacommons.org/287967531

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	That is, information such as the time at which the memo was written is saved in the header portion, so the Post-It can be pasted on the time axis at the desired position, based on such information.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr