Table: african_cup_football_5
Columns: team_1
agg
team_2
1st_leg
2nd_leg

Question: Which 2nd leg has a 1st leg of 1-1 and is Team 1 djoliba ac?
SQL: SELECT "2nd_leg" FROM african_cup_football_5 WHERE "1st_leg" = '1-1' AND "team_1" = 'djoliba ac'

Question: What Team 1 has union douala as Team 2?
SQL: SELECT "team_1" FROM african_cup_football_5 WHERE "team_2" = 'union douala'