Table: copa_del_rey_match_2
Columns: team_1
agg
team_2
1st_leg
2nd_leg

Question: WHAT TEAM 1 HAS A 1st leg of 1–1, and a 2nd leg of 1–3?
SQL: SELECT "team_1" FROM copa_del_rey_match_2 WHERE "1st_leg" = '1–1' AND "2nd_leg" = '1–3'

Question: WHAT IS THE 1ST LEG WITH TEAM 2 AS ATHLETIC?
SQL: SELECT "1st_leg" FROM copa_del_rey_match_2 WHERE "team_2" = 'athletic'

Question: WHAT IS THE 2ND LEG WITH TEAM 1 OF SPORTING?
SQL: SELECT "2nd_leg" FROM copa_del_rey_match_2 WHERE "team_1" = 'sporting'