what are all the circuit for gtc winner graeme mundy jamie smyth and pole position bradley ellis alex mortimer
CREATE TABLE "calendar" (
  "round" real,
  "circuit" text,
  "date" text,
  "length" text,
  "pole_position" text,
  "gt3_winner" text,
  "gtc_winner" text
);
SELECT "circuit" FROM "calendar" WHERE "gtc_winner"='Graeme Mundy Jamie Smyth' AND "pole_position"='Bradley Ellis Alex Mortimer';