Table: election_results_1958_5
Columns: district
incumbent
party
first_elected
result
candidates

Question: Name the candidates for l. mendel rivers
SQL: SELECT COUNT("candidates") FROM election_results_1958_5 WHERE "incumbent" = 'L. Mendel Rivers'

Question: Name the result for south carolina 4
SQL: SELECT "result" FROM election_results_1958_5 WHERE "district" = 'South Carolina 4'

Question: Name the candidates for south carolina 3
SQL: SELECT "candidates" FROM election_results_1958_5 WHERE "district" = 'South Carolina 3'

Question: Name the incumbent for first elected 1956
SQL: SELECT "incumbent" FROM election_results_1958_5 WHERE "first_elected" = 1956