Which Margin of victory has a Year larger than 1994, and a To par of –14, and a Score of 69-67-69-69=274?
CREATE TABLE "winners" (
  "year" real,
  "dates" text,
  "champion" text,
  "country" text,
  "score" text,
  "to_par" text,
  "margin_of_victory" text
);
SELECT "margin_of_victory" FROM "winners" WHERE "year">1994 AND "to_par"='–14' AND "score"='69-67-69-69=274';