About: http://webisa.webdatacommons.org/290797816

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	Udell has actually put some work into his thing, though it is sort of half of what I was contemplating in that the handheld seems just to be the input device for annotating the online map.
http://www.w3.org/ns/prov#wasQuotedFrom	typepad.com