Who are the Runner(s)-up with a Margin of 1 stroke?
CREATE TABLE "wins_5" (
  "year" real,
  "championship" text,
  "54_holes" text,
  "winning_score" text,
  "margin" text,
  "runner_s_up" text
);
SELECT "runner_s_up" FROM "wins_5" WHERE "margin"='1 stroke';