What round has Team #2 Gomel?
CREATE TABLE "belarusian_clubs_in_euporean_cups" (
  "round" text,
  "team_num1" text,
  "agg" text,
  "team_num2" text,
  "1st_leg" text,
  "2nd_leg" text
);
SELECT "round" FROM "belarusian_clubs_in_euporean_cups" WHERE "team_num2"='gomel';