CREATE TABLE "spaceflight_by_year" (
  "rocket_launch" text,
  "launch_date" text,
  "mission" text,
  "institutional_authority" text,
  "launch_site" text,
  "outcomes" text,
  "derivatives" text
);

Question: Which authority has a rocket launch called rehbar-ii?
SQL: SELECT "institutional_authority" FROM "spaceflight_by_year" WHERE "rocket_launch"='Rehbar-II';

Question: Which authority has a rocket launch called rehnuma-8?
SQL: SELECT "institutional_authority" FROM "spaceflight_by_year" WHERE "rocket_launch"='Rehnuma-8';

Question: Which authority has a rocket launch called shahpar-2?
SQL: SELECT "institutional_authority" FROM "spaceflight_by_year" WHERE "rocket_launch"='Shahpar-2';

Question: Which authority has a rocket launch called rehbar-5?
SQL: SELECT COUNT("derivatives") FROM "spaceflight_by_year" WHERE "rocket_launch"='Rehbar-5';