Question: Which incumbent was first elected in 1958?
SQL: SELECT "Incumbent" FROM "1-1341577-36" WHERE "First elected" = 1958.0;

Question: Who are all the candidates who ran in the district where Ralph Regula is the incumbent?
SQL: SELECT "Candidates" FROM "1-1341577-36" WHERE "Incumbent" = 'Ralph Regula';

Question: Which party does Del Latta belong to?
SQL: SELECT "Party" FROM "1-1341577-36" WHERE "Incumbent" = 'Del Latta';

Question: Which party does Tom Luken belong to?
SQL: SELECT "Party" FROM "1-1341577-36" WHERE "Incumbent" = 'Tom Luken';