Question: Which country is LEMD the ICAO of?
SQL: SELECT "Country" FROM "2-15674152-2" WHERE "ICAO" = 'LEMD';

Question: Paris-Charles de Gaulle Airport is in which country?
SQL: SELECT "Country" FROM "2-15674152-2" WHERE "Airport" = 'Paris-Charles de Gaulle Airport';

Question: What is the ICAO for Riyadh, Saudi Arabia?
SQL: SELECT "ICAO" FROM "2-15674152-2" WHERE "Country" = 'Saudi Arabia' AND "City" = 'Riyadh';

Question: What is the IATA for Benghazi, Libya?
SQL: SELECT "IATA" FROM "2-15674152-2" WHERE "Country" = 'Libya' AND "City" = 'Benghazi';