Table:
0
A
B
C
D
E
1
Home (1st leg)
Home (2nd leg)
1st Leg
2nd leg
Aggregate
2
Belgrano
Atlético Tucumán
2-0
0-0
2-0
3
Racing de Córdoba
San Lorenzo
1-1
1-3
2-4
4
Estudiantes La Plata
Talleres
0-1
1-1
1-2
5
Rosario Central
Independiente
1-1
0-1
1-2
6
Instituto
River Plate
0-2
0-0
0-2
7
Ferro Carril Oeste
Huracán
1-0
0-1
1-1 (7-6 p.k.)
8
Olimpo
Newell's Old Boys
0-0
1-1
1-1 (6-7 p.k.)

Questions and formulas:
Question: What is the aggregate when the second leg is 1-3?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="1-3"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="1-3"),5))
Level: medium
Question: For home of River Plate, what is the first leg listed?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="River Plate"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,B2:B8="River Plate"),3))
Level: medium
Question: With an aggregate of 0-2, what is listed for home?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="0-2"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,E2:E8="0-2"),2))
Level: medium
Question: If the home is Atlético Tucumán, what is the name of the first leg?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Atlético Tucumán"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,B2:B8="Atlético Tucumán"),3))
Level: medium
Question: If second leg is Newell's Old Boys, what name is first leg?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Newell's Old Boys"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,B2:B8="Newell's Old Boys"),3))
Level: medium