About: http://webisa.webdatacommons.org/343261311

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	In other words, the safety system is a system that issues an output only when the safe state is confirmed by the safety function and operates a machine.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com