Question:  how many district with incumbent being Lindy Boggs
SQL: SELECT COUNT("District") FROM "1-1341586-19" WHERE "Incumbent" = 'Lindy Boggs';

Question: what's the result with candidates being Billy Tauzin (D) Unopposed
SQL: SELECT "Result" FROM "1-1341586-19" WHERE "Candidates" = 'Billy Tauzin (D) Unopposed';

Question:  how many candidates with result being Retired to run for U. S. Senate Republican hold
SQL: SELECT COUNT("Candidates") FROM "1-1341586-19" WHERE "Result" = 'Retired to run for U. S. Senate Republican hold';

Question: what's the result with district being Louisiana 2
SQL: SELECT "Result" FROM "1-1341586-19" WHERE "District" = 'Louisiana 2';

Question: who is the the candidates with first elected being 1977
SQL: SELECT "Candidates" FROM "1-1341586-19" WHERE "First elected" = 1977.0;