About: http://webisa.webdatacommons.org/344028553

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	Definitely no use of gates or lights or flags or any other such sort of signals, though.
http://www.w3.org/ns/prov#wasQuotedFrom	lateralpuzzles.com