Question: Nickajack Dam is one of nine dams on the Tennessee River owned and operated by which federally owned corporation in the United States created by congressional charter on May 18, 1933?
Sentence (from "Nickajack Dam"): It is one of nine dams on the Tennessee River owned and operated by the Tennessee Valley Authority, which built the dam in the mid-1960s to replace the outdated Hales Bar Dam 6 mi upstream.
Relevant evidence: Yes