About: http://webisa.webdatacommons.org/332820218

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	We use an adjustable telescopic stick, but a ladder or other prop can be used, as long as you can alter the height to get a level keel.
http://www.w3.org/ns/prov#wasQuotedFrom	fai.org