CREATE TABLE "michigan" (
  "district" text,
  "incumbent" text,
  "party" text,
  "first_elected" real,
  "results" text,
  "candidates" text
);

Question: Which party does the incumbent first elected in 1994 belong to?
SQL: SELECT "party" FROM "michigan" WHERE "first_elected"=1994;

Question: How many districts have Bart Stupak as the incumbent?
SQL: SELECT COUNT("district") FROM "michigan" WHERE "incumbent"='Bart Stupak';