About: http://webisa.webdatacommons.org/211055438

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	Boolean: Logic system that uses operators such as AND, OR, NOR, and NAND. This is the system that is utilized by PLCs, although it is usually made invisible by the programming software for the ease of the programmer.
http://www.w3.org/ns/prov#wasQuotedFrom	automationdirect.com