What is the Competition where the Score was 3–0, and the was Goal larger than 4?
CREATE TABLE "mohamed_al_zeno_international_goals" (
  "goal" real,
  "date" text,
  "venue" text,
  "score" text,
  "result" text,
  "competition" text
);
SELECT "competition" FROM "mohamed_al_zeno_international_goals" WHERE "score"='3–0' AND "goal">4;