Table:
0
A
B
C
D
E
1
IOC Code
Country
Network Station
Television Station
Radio Station
2
BRU
Brunei
Radio Televisyen Brunei
RTB1
Nasional FM
3
CAM
Cambodia
National Television of Kampuchea
TVK
NRK
4
LAO
Laos
Lao National Radio and Television
Lao National Television
Lao National Radio
5
MAS
Malaysia
Astro , MPB , RTM
TV1 , TV2 , TV3 , Astro Arena
Voice of Malaysia , Selangor FM , KL FM
6
MYA
Myanmar
MRTV , Sky Net
MRTV-4
MRNS
7
SIN
Singapore
StarHub TV , MediaCorp TV
Channel 5 , Channel NewsAsia , Teletext
938LIVE

Questions and formulas:
Question: What is the name of the country when the ioc code is mas?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="MAS"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,A2:A7="MAS"),2))
Level: medium
Question: What is the ioc code when the country is listed as Singapore?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Singapore"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,B2:B7="Singapore"),1))
Level: medium
Question: What is listed in Network station when the country is Brunei?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="Brunei"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,B2:B7="Brunei"),3))
Level: medium
Question: How many television station listing have a radio station as lao national radio?
Formula: ROWS(UNIQUE(FILTER(D1, E1="Lao National Radio")))
Formula2: ROWS(UNIQUE(FILTER(D2:D7, E2:E7="Lao National Radio")))
Level: medium
Question: How many television station listings have a ioc code as mas?
Formula: ROWS(UNIQUE(FILTER(D1, A1="MAS")))
Formula2: ROWS(UNIQUE(FILTER(D2:D7, A2:A7="MAS")))
Level: medium