Table:
0
A
B
C
D
E
1
Home (1st leg)
Home (2nd leg)
1st Leg
2nd leg
Aggregate
2
Guaraní
Platense
0-0
0-1
0-1
3
Huracán
Racing de Córdoba
2-1
1-1
3-2
4
Belgrano
Huracán La Heras
2-1
1-3
3-4
5
Central Norte
Círculo Deportivo
0-0
3-2
3-2
6
Altos Hornos Zapla
Argentino (F)
2-0
1-2
3-2
7
Juventud Alianza
Temperley
4-3
1-4
5-7
8
Cipolletti
Instituto
0-0
1-3
1-3

Questions and formulas:
Question: If the aggregate is 3-4, what is the first leg?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="3-4"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,E2:E8="3-4"),1))
Level: medium
Question: If the second leg is Instituto, what is the total number of aggregate?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Instituto"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,B2:B8="Instituto"),5))
Level: medium
Question: If the second leg is 1-1, what is the first leg?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="1-1"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="1-1"),1))
Level: medium
Question: If the second leg is 3-2, what is the first leg?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="3-2"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="3-2"),1))
Level: medium
Question: If the second leg is 1-1, what is the first leg?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="1-1"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="1-1"),3))
Level: medium