[['district', 'incumbent', 'party', 'first elected', 'result', 'candidates'], ['louisiana 1', 'f edward hebert', 'democratic', '1940', 're - elected', 'f edward hebert (d) unopposed'], ['louisiana 2', 'hale boggs', 'democratic', '1946', 're - elected', 'hale boggs (d) unopposed'], ['louisiana 4', 'joe waggonner', 'democratic', '1961', 're - elected', 'joe waggonner (d) unopposed'], ['louisiana 5', 'otto passman', 'democratic', '1946', 're - elected', 'otto passman (d) unopposed'], ['louisiana 6', 'john rarick', 'democratic', '1966', 're - elected', 'john rarick (d) unopposed']]
John Rarick is the most recently First Elected Candidate
[ENT] is the most recently [ENT] [ENT]