what is the fa trophy when the leading scorer is lee gregory (8)?
CREATE TABLE "league_standings" (
  "year" text,
  "league" text,
  "position" text,
  "leading_scorer" text,
  "fa_cup" text,
  "fa_trophy" text
);
SELECT "fa_trophy" FROM "league_standings" WHERE "leading_scorer"='lee gregory (8)';