About: http://webisa.webdatacommons.org/167350495

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	...Keeps premises of office building, apartment house, or other commercial or institutional building in clean orderly condition.
http://www.w3.org/ns/prov#wasQuotedFrom	dutiesjob.com