How many different circuits had Gary Gibson has the Lites 1 race two winning team?
CREATE TABLE "table1_26638600_3" (
  "rnd" real,
  "circuit" text,
  "lites_1_race_one_winning_team" text,
  "lites_2_race_one_winning_team" text,
  "lites_1_race_two_winning_team" text,
  "lites_2_race_two_winning_team" text
);
SELECT COUNT("lites_2_race_one_winning_team") FROM "table1_26638600_3" WHERE "lites_1_race_two_winning_team"='Gary Gibson';