What are the lowest points from 1992 with a Chassis of Minardi m192?
CREATE TABLE "complete_formula_one_results" (
  "year" real,
  "entrant" text,
  "chassis" text,
  "engine" text,
  "points" real
);
SELECT MIN("points") FROM "complete_formula_one_results" WHERE "year"=1992 AND "chassis"='minardi m192';