About: http://webisa.webdatacommons.org/256884679

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	Another legal keyword for the second column is input, which means the signal comes from your Verilog module you are testing and, therefore, is an input to the test bench.
http://www.w3.org/ns/prov#wasQuotedFrom	drdobbs.com