Table:
0
A
B
C
D
E
1
Location
Aircraft
Tail number
Aircraft damage
Fatalities
2
Greece
Douglas C-47A
YA-AAD
W/O
Unknown
3
Off Beirut
DC-4
YA-BAG
W/O
24/27
4
London
Boeing 727-100C
YA-FAR
W/O
50
5
Kabul
Douglas C-47DL
YA-BAD
W/O
Unknown
6
Pakistan
An-26
Unknown
W/O
25/25
7
Zabol
An-26
YA-BAK
W/O
6/39
8
Kabul
Tu-154M
YA-TAP
W/O
0/0
9
Kabul
An-26
YA-BAN
W/O
Unknown
10
Jalalabad
An-26B
YA-BAO
W/O
3/46
11
Jalalabad
Yak-40
YA-KAE
W/O
1
12
Charasyab
Boeing 727-200
YA-FAZ
W/O
45/45
13
Kabul
An-12B
YA-DAA
W/O
0/0
14
Kabul
An-12BK
YA-DAB
W/O
0/0
15
Kabul
An-24
Unknown
W/O
0/0
16
Kabul
An-24B
YA-DAH
W/O
0/0
17
Kabul
An-24RV
YA-DAJ
W/O
0/0
18
Kabul
Boeing 727-100C
YA-FAU
W/O
0/0
19
Kabul
Boeing 727-100C
YA-FAW
W/O
0/0
20
Istanbul
A300B4-200
YA-BAD
W/O
0

Questions and formulas:
Question: What is the Aircraft when Kabul was the location, unknown fatalities, and the tail number was ya-ban?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(A1="kabul")*(E1="unknown")*(C1="ya-ban")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E20,(A2:A20="kabul")*(E2:E20="unknown")*(C2:C20="ya-ban")),2))
Level: medium
Question: What is the Fatalities when the tail number was unknown and in Kabul>
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(C1="unknown")*(A1="kabul")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E20,(C2:C20="unknown")*(A2:A20="kabul")),5))
Level: medium
Question: What is the location for the an-12b aircraft?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="an-12b"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E20,B2:B20="an-12b"),1))
Level: medium
Question: What location had 25/25 fatalities?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="25/25"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E20,E2:E20="25/25"),1))
Level: medium
Question: What tail number was on the an-26, with 25/25 fatalities?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="an-26")*(E1="25/25")),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E20,(B2:B20="an-26")*(E2:E20="25/25")),3))
Level: medium
Question: What type of aircraft was the plane with a tail number of ya-bao?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="ya-bao"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E20,C2:C20="ya-bao"),2))
Level: medium