About: http://webisa.webdatacommons.org/327553718

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	The polka, of course, is a simple, lively dance step that took Europe and America by storm soon after its introduction in 1835.
http://www.w3.org/ns/prov#wasQuotedFrom	mexicanpictures.com