What is the party of the politician who left office on January 12, 1857
CREATE TABLE "list_of_lieutenant_governors" (
  "name" text,
  "took_office" text,
  "left_office" text,
  "party" text,
  "governor" text
);
SELECT "party" FROM "list_of_lieutenant_governors" WHERE "left_office"='january 12, 1857';