CREATE TABLE "retired" (
  "make_model" text,
  "length" text,
  "year" real,
  "numbers_quantity_ordered" text,
  "fuel_propulsion" text,
  "year_retired" text
);

Question: For the year 1975, what is Propulsion, with a Number (quantity ordered) of 4756-4788 (33 buses)?
SQL: SELECT "fuel_propulsion" FROM "retired" WHERE "year"=1975 AND "numbers_quantity_ordered"='4756-4788 (33 buses)';

Question: What is the make and model that retires in 2004, and has a numbers (quantity ordered) of 961-967 (7 buses)?
SQL: SELECT "make_model" FROM "retired" WHERE "year_retired"='2004' AND "numbers_quantity_ordered"='961-967 (7 buses)';

Question: What year was the diesel fuel propulsion, with a length of 40', and numbers (quanity ordered) of 3701-3729 (29 buses), retired?
SQL: SELECT "year_retired" FROM "retired" WHERE "fuel_propulsion"='diesel' AND "length"='40''' AND "numbers_quantity_ordered"='3701-3729 (29 buses)';