About: http://webisa.webdatacommons.org/382138192

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	If it is true, then Expression2 value is stored into variableotherwise Expression3 value is stored into the variable.e.g.: max = (a>b) ? a: b;Here is a program that demonstrates the ? operator.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net