What shirt No has a Birth Date of April 12, 1986 (age27)?
CREATE TABLE "team_roster_season_2013_2014" (
  "shirt_no" real,
  "nationality" text,
  "player" text,
  "birth_date" text,
  "height" real,
  "position" text
);
SELECT MIN("shirt_no") FROM "team_roster_season_2013_2014" WHERE "birth_date"='april 12, 1986 (age27)';