About: http://webisa.webdatacommons.org/171853275

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 example above is a simplification of a problem in the 1997 Chinese Mathematical Olympiad.
http://www.w3.org/ns/prov#wasQuotedFrom	issuu.com