What is the wheel arrangement of cf-16-4, and 16 produced?
CREATE TABLE "fairbanks_morse" (
  "prr_class" text,
  "builder_s_model" text,
  "build_date" text,
  "total_produced" real,
  "wheel_arrangement" text,
  "service" text,
  "power_output" text
);
SELECT "wheel_arrangement" FROM "fairbanks_morse" WHERE "builder_s_model"='cf-16-4' AND "total_produced"=16;