which river's source place is h . b . van duzer forest state scenic corridor and mouth in nestucca bay ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_sourcePlace dbr_H._B._Van_Duzer_Forest_State_Scenic_Corridor sep_dot var_uri dbo_riverMouth dbr_Nestucca_Bay sep_dot var_uri a dbo_River brack_close