Table: election_results_10
Columns: district
incumbent
party
first_elected
result
candidates

Question: What was the result in the Tennessee 6 district election?
SQL: SELECT "result" FROM election_results_10 WHERE "district" = 'Tennessee 6'

Question: In how many districts was the incumbent Estes Kefauver? 
SQL: SELECT COUNT("district") FROM election_results_10 WHERE "incumbent" = 'Estes Kefauver'

Question: What is the latest year any of the incumbents were first elected? 
SQL: SELECT MAX("first_elected") FROM election_results_10

Question: What was the result of the Tennessee 2 district election? 
SQL: SELECT "result" FROM election_results_10 WHERE "district" = 'Tennessee 2'