What is the top price of $1 with a launch date on February 12, 2008?
CREATE TABLE "scratchers" (
  "game_name" text,
  "price" text,
  "top_prize" text,
  "launch_date" text,
  "odds_of_winning" text
);
SELECT "top_prize" FROM "scratchers" WHERE "price"='$1' AND "launch_date"='february 12, 2008';