Who is the crew chief of team Joe Gibbs Racing, which has a Chevrolet Monte Carlo and Fedex as the primary sponsor?
CREATE TABLE "teams_and_drivers" (
  "team" text,
  "car_s" text,
  "driver_s" text,
  "primary_sponsor_s" text,
  "crew_chief" text
);
SELECT "crew_chief" FROM "teams_and_drivers" WHERE "car_s"='chevrolet monte carlo' AND "team"='joe gibbs racing' AND "primary_sponsor_s"='fedex';