Margin of victory on no. 4 was?
CREATE TABLE "lpga_tour_wins_7" (
  "no" real,
  "date" text,
  "tournament" text,
  "winning_score" text,
  "to_par" text,
  "margin_of_victory" text,
  "runner_s_up" text
);
SELECT "margin_of_victory" FROM "lpga_tour_wins_7" WHERE "no"=4;