Which Winning Driver has a Second Driver of jimmy bryan?
CREATE TABLE "world_championship_indy_500_summary" (
  "season" real,
  "cars_entered" real,
  "winning_driver" text,
  "second_driver" text,
  "third_driver" text,
  "race_report" text
);
SELECT "winning_driver" FROM "world_championship_indy_500_summary" WHERE "second_driver"='jimmy bryan';