If Thursday 3 June is 20' 27.93 110.615mph, what are the names of the riders?
CREATE TABLE "practice_times_and_leaderboard_600cc" (
  "rank" real,
  "rider" text,
  "sat_29_may" text,
  "mon_31_may" text,
  "tues_1_june" text,
  "wed_2_june" text,
  "thurs_3_june" text,
  "fri_4_june" text
);
SELECT "rider" FROM "practice_times_and_leaderboard_600cc" WHERE "thurs_3_june"='20'' 27.93 110.615mph';