About: http://webisa.webdatacommons.org/212006894

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 emerge man page says that the --update option should not be used with any target other than world or system.
http://www.w3.org/ns/prov#wasQuotedFrom	linuxquestions.org