CREATE TABLE "second_round" (
  "team_1" text,
  "agg" text,
  "team_2" text,
  "1st_leg" text,
  "2nd_leg" text
);

Question: Who is team 1 when 2nd leg score is 1-3 and Asec Mimosas is Team 2?
SQL: SELECT "team_1" FROM "second_round" WHERE "2nd_leg"='1-3' AND "team_2"='asec mimosas';

Question: What is the 1st leg score when 2nd leg score is 3-3?
SQL: SELECT "1st_leg" FROM "second_round" WHERE "2nd_leg"='3-3';

Question: What is the 1st leg score when US Mbila Nzambi is team 1?
SQL: SELECT "1st_leg" FROM "second_round" WHERE "team_1"='us mbila nzambi';