CREATE TABLE "helicopters" (
  "aircraft" text,
  "origin" text,
  "role" text,
  "registration" text,
  "number" text
);

Question: What is the role of the aircraft that has a registration of s5-hpg s5-hpc?
SQL: SELECT "role" FROM "helicopters" WHERE "registration"='s5-hpg s5-hpc';

Question: What is the country of origin of the aircraft with a registration s5-hpb?
SQL: SELECT "origin" FROM "helicopters" WHERE "registration"='s5-hpb';

Question: What is the role of the aircraft that originates from the European Union?
SQL: SELECT "role" FROM "helicopters" WHERE "origin"='european union';

Question: What is the role of the aircraft that has a registration of s5-hpb?
SQL: SELECT "role" FROM "helicopters" WHERE "registration"='s5-hpb';