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

Question: When mark critz (d) 50.8% tim burns (r) 49.2% are the candidates what is the party?
SQL: SELECT "party" FROM "pennsylvania" WHERE "candidates"='Mark Critz (D) 50.8% Tim Burns (R) 49.2%';

Question: When chris carney is the incumbent what are the results?
SQL: SELECT "result" FROM "pennsylvania" WHERE "incumbent"='Chris Carney';

Question: When 1994 is the first elected what is the district?
SQL: SELECT "district" FROM "pennsylvania" WHERE "first_elected"=1994;

Question: When pennsylvania 3 is the district who is the incumbent?
SQL: SELECT "incumbent" FROM "pennsylvania" WHERE "district"='Pennsylvania 3';

Question: When 1984 is the first elected who are the candidates?
SQL: SELECT "candidates" FROM "pennsylvania" WHERE "first_elected"=1984;