When victoria coren and rhod gilbert are both on the lees team what is the score?
CREATE TABLE "table1_23575917_6" (
  "episode" text,
  "first_broadcast" text,
  "davids_team" text,
  "lees_team" text,
  "scores" text
);
SELECT "scores" FROM "table1_23575917_6" WHERE "lees_team"='Victoria Coren and Rhod Gilbert';