Table: election_results_4
Columns: district
incumbent
party
first_elected
result
candidates

Question: what's the incumbent with district being massachusetts 2
SQL: SELECT "incumbent" FROM election_results_4 WHERE "district" = 'Massachusetts 2'

Question: what's the party with candidates being silvio conte (r) unopposed
SQL: SELECT "party" FROM election_results_4 WHERE "candidates" = 'Silvio Conte (R) Unopposed'

Question: what's the first elected with incumbent being joseph d. early
SQL: SELECT "first_elected" FROM election_results_4 WHERE "incumbent" = 'Joseph D. Early'

Question: who is the the incumbent with dbeingtrict being massachusetts 2
SQL: SELECT "incumbent" FROM election_results_4 WHERE "district" = 'Massachusetts 2'

Question: what's the party with dbeingtrict being massachusetts 3
SQL: SELECT "party" FROM election_results_4 WHERE "district" = 'Massachusetts 3'