About: http://webisa.webdatacommons.org/425594423

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	I think their post should answer your questions, OP. Costumes are a certainly fun part of the expo--the guests that wear costumes are in the minority, but there is a still a fair amount of them.
http://www.w3.org/ns/prov#wasQuotedFrom	micechat.com