About: http://webisa.webdatacommons.org/425952813

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 term was originally used in chess and other games to denote a problem, or a position in which the chances of winning or losing were evenly balanced, hence 'a dangerous situation'.
http://www.w3.org/ns/prov#wasQuotedFrom	oxforddictionaries.com