Name the won 2-1 for preston north end of preston
CREATE TABLE "the_championship" (
  "18_september_2007_19_45" text,
  "preston_north_end" text,
  "home" text,
  "won_2_1" text,
  "5_754" real
);
SELECT "won_2_1" FROM "the_championship" WHERE "preston_north_end"='preston';