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

Question: What was the 1st leg for Team 2 Concepto Egile?
SQL: SELECT "1st_leg" FROM "matches" WHERE "team_2"='concepto egile';

Question: Which team 1 has team 2, Gomera?
SQL: SELECT "team_1" FROM "matches" WHERE "team_2"='gomera';