About: http://webisa.webdatacommons.org/77612209

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	Even before the dam was built, environmentalists argued that a dam on the Kennebec would block salmon, shad, herring, and other fish from reaching their spawning grounds upstream.
http://www.w3.org/ns/prov#wasQuotedFrom	pbs.org