What is the winning score that has victory of 2 strokes for the margin, and cyber agent ladies for the tournament?
CREATE TABLE "lpga_of_japan_tour_5" (
  "date" text,
  "tournament" text,
  "winning_score" text,
  "margin_of_victory" text,
  "runner_s_up" text
);
SELECT "winning_score" FROM "lpga_of_japan_tour_5" WHERE "margin_of_victory"='2 strokes' AND "tournament"='cyber agent ladies';