About: http://webisa.webdatacommons.org/285482660

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	Baltimore was a very important city in the 19th century in America, with a bunch of first (including an exemplary sewer and water system and the first gas street lights in America).
http://www.w3.org/ns/prov#wasQuotedFrom	metafilter.com