About: http://webisa.webdatacommons.org/155165429

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	The serial port uses a single bidirectional pin, for transfer of information from and to a circuit, such as a support circuit that is external to the host adapter.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca