What is the title of the issue where the art was done by Barry Kitson and Farmer?
CREATE TABLE "table1_18305523_2" (
  "num" real,
  "cover_date" text,
  "story_title" text,
  "writer_s" text,
  "artist_s" text,
  "letterer_s" text,
  "colourist_s" text,
  "editor_s" text,
  "comments" text
);
SELECT "story_title" FROM "table1_18305523_2" WHERE "artist_s"='Barry Kitson and Farmer';