What team has 4 points and a Chassis of march 82/83c?
CREATE TABLE "cart_results" (
  "year" real,
  "team" text,
  "chassis" text,
  "engine" text,
  "rank" text,
  "points" real
);
SELECT "team" FROM "cart_results" WHERE "points"=4 AND "chassis"='march 82/83c';