SELECT "Position" FROM table_40359 WHERE "Jersey #" > '30' AND "Birthdate" = 'december 23, 1986'
What is the position of the player with a jersey # greater than 30 and a December 23, 1986 birthdate?
CREATE TABLE table_40359 (
    "Position" text,
    "Jersey #" real,
    "Name" text,
    "Height (cm)" real,
    "Weight (kg)" real,
    "Birthdate" text,
    "Birthplace" text,
    "2008\u20132009 Team" text
)