name the river whose mouth mountain is sault ste . marie and mouth place is sault ste . marie ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_mouthMountain dbr_Sault_Ste._Marie,_Ontario sep_dot var_uri dbo_mouthPlace dbr_Sault_Ste._Marie,_Ontario sep_dot var_uri a dbo_River brack_close