Who was the runner-up on Jan 19, 1964?
CREATE TABLE "pga_tour_wins_12" (
  "date" text,
  "tournament" text,
  "winning_score" text,
  "margin_of_victory" text,
  "runner_s_up" text
);
SELECT "runner_s_up" FROM "pga_tour_wins_12" WHERE "date"='jan 19, 1964';