What is the SZDSZ percentage with an MSZP of 25% on 25/2/2009?
CREATE TABLE "opinion_polls" (
  "source" text,
  "date" text,
  "fidesz" text,
  "mszp" text,
  "szdsz" text,
  "jobbik" text,
  "others" text
);
SELECT "szdsz" FROM "opinion_polls" WHERE "mszp"='25%' AND "date"='25/2/2009';