About: http://webisa.webdatacommons.org/128874893

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	Yes, unfortunately sentences like this are ambiguous in English ??? the not is an even bigger problem than the indefinite article ??? but I like the approach you took to resolving it.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com