About: http://webisa.webdatacommons.org/425143494

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	A ladder is an appliance usually consisting of two side rails joined at regular intervals by cross- pieces called steps, rungs, or cleats, on which a person may step in ascending or descending.(2) Fixed ladder.
http://www.w3.org/ns/prov#wasQuotedFrom	ecfr.gov