Table:
0
A
B
C
D
E
1
Aircraft
Origin
Role
Registration
Number
2
Agusta Bell 206
Italy
Policing
S5-HPD S5-HPE
2
3
Agusta Bell 212
Italy
Policing
S5-HPB
1
4
Agusta Bell 412
Italy
Policing
S5-HPA
1
5
AgustaWestland AW109
Italy
Policing
S5-HPG S5-HPC
1 1
6
Eurocopter EC 135
European Union
Policing
S5-HPH
1

Questions and formulas:
Question: What is the role of the aircraft that has a registration of s5-hpg s5-hpc?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="s5-hpg s5-hpc"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,D2:D6="s5-hpg s5-hpc"),3))
Level: medium
Question: What is the country of origin of the aircraft with a registration s5-hpb?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="s5-hpb"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,D2:D6="s5-hpb"),2))
Level: medium
Question: What is the role of the aircraft that originates from the European Union?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="european union"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="european union"),3))
Level: medium
Question: What is the role of the aircraft that has a registration of s5-hpb?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="s5-hpb"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,D2:D6="s5-hpb"),3))
Level: medium