What is the position of the player born on May 13, 1983 who played for the Los Angeles Kings during 2009-2010?
CREATE TABLE "list_of_united_states_national_ice_hocke" (
  "position" text,
  "jersey_num" real,
  "name" text,
  "height_cm" real,
  "weight_kg" real,
  "birthdate" text,
  "birthplace" text,
  "2009_2010_team" text
);
SELECT "position" FROM "list_of_united_states_national_ice_hocke" WHERE "2009_2010_team"='los angeles kings' AND "birthdate"='may 13, 1983';