CREATE TABLE table_17153 ("Player" TEXT, "No. ( s ) " TEXT, "Height in Ft." TEXT, "Position" TEXT, "Years for Rockets" TEXT, "School/Club Team/Country" TEXT)

what's the position where player is williams, bernie bernie williams
SELECT "Position" FROM table_17153 WHERE "Player" = 'Williams, Bernie Bernie Williams'
SELECT "Position" FROM "table_17153" WHERE "Player" = 'Williams, Bernie Bernie Williams'