About: http://webisa.webdatacommons.org/126342545

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	First, they are limited to 16 characters, and some protocols, such as NIS, require a user name limit of 8 characters.
http://www.w3.org/ns/prov#wasQuotedFrom	linuxdevcenter.com