who coached the club atlético peñarol and then again in club atlético peñarol ?
SELECT DISTINCT var_uri where brack_open dbr_Club_Atlético_Peñarol_ attr_open Mar_del_Plata attr_close dbo_coach var_uri sep_dot dbr_Club_Atlético_Peñarol_ attr_open Mar_del_Plata attr_close dbo_coach var_uri brack_close