what is the show which opens with nithyasree mahadevan and s . p . balasubrahmanyam ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_openingTheme dbr_Nithyasree_Mahadevan sep_dot var_uri dbo_openingTheme dbr_S._P._Balasubrahmanyam sep_dot var_uri a dbo_TelevisionShow brack_close