CREATE TABLE "non_championship_race_results" (
  "race_name" text,
  "circuit" text,
  "date" text,
  "winning_driver" text,
  "constructor" text,
  "report" text
);

Question: Which driver won the iv j.c.c. jersey road race?
SQL: SELECT "winning_driver" FROM "non_championship_race_results" WHERE "race_name"='iv j.c.c. jersey road race';