About: http://webisa.webdatacommons.org/256722659

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	Brian Goetz's article on the idea behind ConcurrentHashMap is a very good read.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com