About: http://webisa.webdatacommons.org/242538127

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	On this day in 1929, stock markets in Boston, New York, and other major American cities tumbled so dramatically that the day was named Black Tuesday.
http://www.w3.org/ns/prov#wasQuotedFrom	massmoments.org