Who is the player from round 13 that plays center?
CREATE TABLE "1954_ohio_state_buckeyes_football_team" (
  "player" text,
  "round" real,
  "pick" real,
  "position" text,
  "nfl_club" text
);
SELECT "player" FROM "1954_ohio_state_buckeyes_football_team" WHERE "round"=13 AND "position"='center';