What is the league cup apps when the league goals are greater than 3, there are 30 (2) total apps, and has a position of mf?
CREATE TABLE "appearances_and_goals" (
  "squad_no" real,
  "name" text,
  "position" text,
  "league_apps" text,
  "league_goals" real,
  "fa_cup_apps" text,
  "fa_cup_goals" real,
  "league_cup_apps" text,
  "league_cup_goals" real,
  "total_apps" text,
  "total_goals" real
);
SELECT "league_cup_apps" FROM "appearances_and_goals" WHERE "position"='mf' AND "league_goals">3 AND "total_apps"='30 (2)';