About: http://webisa.webdatacommons.org/176389348

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	So, on the left is a complete grammar for a minimalistic family of bar charts, and on the right, one member of that very impoverished family.
http://www.w3.org/ns/prov#wasQuotedFrom	pgc.com