What is the lowest overall score prior to 1992 with a downhill score of 1?
CREATE TABLE "season_standings" (
  "season" real,
  "overall" real,
  "slalom" text,
  "giant_slalom" real,
  "super_g" real,
  "downhill" text,
  "combined" text
);
SELECT MIN("overall") FROM "season_standings" WHERE "downhill"='1' AND "season"<1992;