About: http://webisa.webdatacommons.org/222084393

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	relation to the Spoerer minimum and later periods such as the Dalton minimum,
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com