Among the players from South Africa, provide the players' names who were born in 1984.
from South Africa refers to Country_Name = 'South Africa'; born in 1984 refers to DOB like '1984%';
SELECT T1.Player_Name FROM Player AS T1 INNER JOIN Country AS T2 ON T1.Country_Name = T2.Country_Id WHERE T2.Country_Name = 'South Africa' AND T1.DOB LIKE '1984%'