About: http://webisa.webdatacommons.org/446289515

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	Each of your cases is clearly a case where an agent has at least a weak attitude that the relevant proposition is the case, i.e. if the agent has a belief (in the sense of interest to epistemologists).
http://www.w3.org/ns/prov#wasQuotedFrom	typepad.com