Table: election_results_1942_5
Columns: district
incumbent
party
first_elected
result
candidates

Question: How many candidates were in the election featuring brooks hays (d) unopposed?
SQL: SELECT COUNT("first_elected") FROM election_results_1942_5 WHERE "candidates" = 'Brooks Hays (D) Unopposed'

Question: What party does clyde t. ellis represent?
SQL: SELECT "party" FROM election_results_1942_5 WHERE "incumbent" = 'Clyde T. Ellis'