Table:
0
A
B
C
D
E
1
Date
City
Opponent
Results¹
Type of game
2
March 25
Banja Luka
Austria
4:0
Friendly
3
April 29
Belfast , Northern Ireland
Northern Ireland
2:1
Euro '88 Qualifier
4
August 29
Belgrade
USSR
0:1
Friendly
5
September 23
Pisa , Italy
Italy
0:1
Friendly
6
October 14
Sarajevo
Northern Ireland
3:0
Euro '88 Qualifier
7
November 11
Belgrade
England
1:4
Euro '88 Qualifier
8
December 16
İzmir , Turkey
Turkey
3:2
Euro '88 Qualifier

Questions and formulas:
Question: What day were the results 3:0?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="3:0"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="3:0"),1))
Level: medium
Question: What city played on april 29?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="april 29"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,A2:A8="april 29"),2))
Level: medium
Question: Which city has an opponent of England?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="england"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,C2:C8="england"),2))
Level: medium
Question: What day was the opponent Austria?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="austria"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,C2:C8="austria"),1))
Level: medium