SELECT DISTINCT PUlinks_cat2.sub_catagory, PUlinks_cat2.ID FROM PUlinks_cat2 INNER JOIN (PUlinks_cat1 INNER JOIN PUlinks1 ON PUlinks_cat1.ID = PUlinks1.cat1) ON PUlinks_cat2.ID = PUlinks1.cat2 WHERE (((PUlinks_cat1.ID)=));