About: http://webisa.webdatacommons.org/188328127

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	Together with Albert Einstein and other celebrities, Mann was a signatory to a letter to the Urgent Call for Unity condemning the murder of Croatian scholar Dr Milan ??ufflay on 18 February 1931.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org