About: http://webisa.webdatacommons.org/268993416

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	n If the inferior BPDU was received on a blocked port, the root port and any other blocked ports are considered alternates.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com