Question: What is Party, when District is "Tennessee 8"?
SQL: SELECT "Party" FROM "2-1805191-43" WHERE "District" = 'Tennessee 8';

Question: What is the total number of First Elected, when Party is "democratic", and when District is "tennessee 5"?
SQL: SELECT COUNT("First elected") FROM "2-1805191-43" WHERE "Party" = 'democratic' AND "District" = 'tennessee 5';

Question: What is the lowest First Elected, when Results is "Re-elected", and when Incumbent is "Lincoln Davis"?
SQL: SELECT MIN("First elected") FROM "2-1805191-43" WHERE "Results" = 'Re-elected' AND "Incumbent" = 'Lincoln Davis';

Question: What is the highest First Elected, when Results is "Re-elected", and when Incumbent is "Lincoln Davis"?
SQL: SELECT MAX("First elected") FROM "2-1805191-43" WHERE "Results" = 'Re-elected' AND "Incumbent" = 'Lincoln Davis';