Name the points against when tries against is 51 and points is 52 with played of 22
CREATE TABLE "2010_2011_table" (
  "club" text,
  "played" text,
  "drawn" text,
  "lost" text,
  "points_for" text,
  "points_against" text,
  "tries_for" text,
  "tries_against" text,
  "try_bonus" text,
  "losing_bonus" text,
  "points" text
);
SELECT "points_against" FROM "2010_2011_table" WHERE "played"='22' AND "points"='52' AND "tries_against"='51';