Which Team 1 has a first leg of 1-0 and a second leg of 0-2?
CREATE TABLE "second_round" (
  "team_1" text,
  "agg" text,
  "team_2" text,
  "1st_leg" text,
  "2nd_leg" text
);
SELECT "team_1" FROM "second_round" WHERE "1st_leg"='1-0' AND "2nd_leg"='0-2';