About: http://webisa.webdatacommons.org/220819244

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	So to evaluate this we need to construct a machine that has 1 token queue, 1 operator register, and 2 operand registers" Note all a register is here is a variable used to temporarily hold some information.
http://www.w3.org/ns/prov#wasQuotedFrom	dreamincode.net