What is the name of the race in Kenya with a time of 30:27?
CREATE TABLE "top_10_women" (
  "rank" text,
  "time" text,
  "athlete" text,
  "nation" text,
  "date" text,
  "race" text
);
SELECT "race" FROM "top_10_women" WHERE "nation"='kenya' AND "time"='30:27';