Who is team 1 when 2nd leg score is 1-3 and Asec Mimosas is Team 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 "2nd_leg"='1-3' AND "team_2"='asec mimosas';