About: http://webisa.webdatacommons.org/199871223

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	For example, you can model the behaviour of a stack of numbers, perfectly abstractly using operations such as pop(), push(), top() and maybe a constant symbol representing the empty stack.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com