Table: african_cup_football_2
Columns: team_1
agg
team_2
1st_leg
2nd_leg

Question: Which of the two teams has 1st leg of 2-0?
SQL: SELECT "team_2" FROM african_cup_football_2 WHERE "1st_leg" = '2-0'

Question: Which team has an agg., that has a 1st leg of 1-2?
SQL: SELECT "agg" FROM african_cup_football_2 WHERE "1st_leg" = '1-2'

Question: Which team of the team 1 column, has a 2nd leg of 1-0?
SQL: SELECT "team_1" FROM african_cup_football_2 WHERE "2nd_leg" = '1-0'