Table: election_results_1986_5
Columns: district
incumbent
party
first_elected
result
candidates

Question: Name number first elected for tennessee 2?
SQL: SELECT COUNT("first_elected") FROM election_results_1986_5 WHERE "district" = 'Tennessee 2'

Question: Name the candidates  in 1964
SQL: SELECT "candidates" FROM election_results_1986_5 WHERE "first_elected" = 1964