CREATE TABLE "table1_1341604_22" (
  "district" text,
  "incumbent" text,
  "party" text,
  "first_elected" real,
  "result" text,
  "candidates" text
);

Question: what's the incumbent with district being massachusetts 2
SQL: SELECT "incumbent" FROM "table1_1341604_22" WHERE "district"='Massachusetts 2';

Question: what's the party with candidates being silvio conte (r) unopposed
SQL: SELECT "party" FROM "table1_1341604_22" WHERE "candidates"='Silvio Conte (R) Unopposed';

Question: what's the first elected with incumbent being joseph d. early
SQL: SELECT "first_elected" FROM "table1_1341604_22" WHERE "incumbent"='Joseph D. Early';

Question: who is the the incumbent with dbeingtrict being massachusetts 2
SQL: SELECT "incumbent" FROM "table1_1341604_22" WHERE "district"='Massachusetts 2';

Question: what's the party with dbeingtrict being massachusetts 3
SQL: SELECT "party" FROM "table1_1341604_22" WHERE "district"='Massachusetts 3';