When was the winning score –12 (69-66-72-65=272)?
CREATE TABLE "pga_tour_wins_12" (
  "date" text,
  "tournament" text,
  "winning_score" text,
  "margin_of_victory" text,
  "runner_s_up" text
);
SELECT "date" FROM "pga_tour_wins_12" WHERE "winning_score"='–12 (69-66-72-65=272)';