Table:
0
A
B
C
D
E
1
City
Country
IATA
ICAO
Airport
2
Ceiba, Puerto Rico
Puerto Rico
RVR
TJRV
José Aponte de la Torre Airport
3
Culebra
Puerto Rico
CPX
TJCP
Benjamín Rivera Noriega Airport
4
Fajardo
Puerto Rico
FAJ
TJFA
Diego Jimenez Torres Airport
5
Isla Grande
Puerto Rico
SIG
TJIG
Fernando Luis Ribas Dominicci Airport
6
San Juan
Puerto Rico
SJU
TJSJ
Luis Muñoz Marín International Airport
7
St. Croix
United States Virgin Islands
STX
TISX
Henry E. Rohlsen Airport
8
St. Thomas, USVI
United States Virgin Islands
STT
TIST
Cyril E. King Airport
9
Vieques
Puerto Rico
VQS
TJVQ
Antonio Rivera Rodríguez Airport

Questions and formulas:
Question: Tell me the country for ICAO of tjig
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="tjig"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,D2:D9="tjig"),2))
Level: medium
Question: Tell me the country for san juan
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="san juan"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,A2:A9="san juan"),2))
Level: medium
Question: Tell me the country for ICAO tjvq
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="tjvq"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,D2:D9="tjvq"),2))
Level: medium
Question: Tell me the iata for icao of tjrv
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="tjrv"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,D2:D9="tjrv"),3))
Level: medium
Question: Tell me the icao of isla grande
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="isla grande"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,A2:A9="isla grande"),4))
Level: medium