CREATE TABLE table_39896 ("Player" TEXT, "Nationality" TEXT, "Position" TEXT, "Years in Orlando" TEXT, "School/Club Team" TEXT)

Which Years in Orlando has a Nationality of united states, a Position of center, and a Player of jawann oldham?
SELECT "Years in Orlando" FROM table_39896 WHERE "Nationality" = 'united states' AND "Position" = 'center' AND "Player" = 'jawann oldham'
SELECT "Years in Orlando" FROM "table_39896" WHERE "Nationality" = 'united states' AND "Player" = 'jawann oldham' AND "Position" = 'center'