About: http://webisa.webdatacommons.org/45867004

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	Macros are a compile-time thing and functions are called only at run time, so there is no way you could get a random number from rand() into your macro expansion.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com