Name the segment b for 226 episode
CREATE TABLE "season_18_2011_2012" (
  "series_ep" text,
  "episode" real,
  "segment_a" text,
  "segment_b" text,
  "segment_c" text,
  "segment_d" text
);
SELECT "segment_b" FROM "season_18_2011_2012" WHERE "episode"=226;