Which owner has the time of 2:02.20 and the year of 1957?
CREATE TABLE "kentucky_derby_winners" (
  "year" text,
  "winner" text,
  "jockey" text,
  "trainer" text,
  "owner" text,
  "time" text
);
SELECT "owner" FROM "kentucky_derby_winners" WHERE "time"='2:02.20' AND "year"='1957';