About: http://webisa.webdatacommons.org/10133730

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	Note that a category may not be filled, for example if we had three colors red, blue and green, we could still choose the selection $RBB$, which would be represented by $3$ $O$'s and $2$ $|$'s like so:
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com