About: http://webisa.webdatacommons.org/253721274

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 N is a character, it returns the character code (e.g. ascii) for N. isnan isnan(Expression) returns 1 or 0 depending on whether the argument is a NaN (not a number in IEEE floating point).
http://www.w3.org/ns/prov#wasQuotedFrom	hmc.edu