Who were the runners-up in the tournament on May 26, 1996?
CREATE TABLE "lpga_tour_wins_13" (
  "date" text,
  "tournament" text,
  "winning_score" text,
  "margin_of_victory" text,
  "runner_s_up" text
);
SELECT "runner_s_up" FROM "lpga_tour_wins_13" WHERE "date"='may 26, 1996';