What time was the kickoff on September 15, 1985?
CREATE TABLE "schedule" (
  "week" text,
  "date" text,
  "opponent" text,
  "result" text,
  "kickoff_a" text,
  "game_site" text,
  "attendance" text,
  "record" text
);
SELECT "kickoff_a" FROM "schedule" WHERE "date"='september 15, 1985';