What is Classification, when Dennis Kucinich is "3%", and when % of All is "53%"?
CREATE TABLE "exit_polling" (
  "classification" text,
  "pct_of_all" text,
  "john_kerry" text,
  "john_edwards" text,
  "dennis_kucinich" text
);
SELECT "classification" FROM "exit_polling" WHERE "dennis_kucinich"='3%' AND "pct_of_all"='53%';