Which T.C. has a Win of 1, and a Race of 21?
CREATE TABLE "campos_racing" (
  "year" real,
  "team_name" text,
  "drivers" text,
  "races" real,
  "wins" real,
  "poles" real,
  "f_laps" real,
  "points" real,
  "d_c" text,
  "t_c" text
);
SELECT "t_c" FROM "campos_racing" WHERE "wins"=1 AND "races"=21;