About: http://webisa.webdatacommons.org/220736147

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	Tower crane operators use mechanical boom or tower and cable equipment to lift and move materials such as heavy machinery.
http://www.w3.org/ns/prov#wasQuotedFrom	jimdo.com