n1 n2 1 n2 jc 1 n1 n1 1 j j 1 np1 crd 1 n1 av-j 1 ord j 1 n1 js 1 n1 ord 1 crd j 1 av-j n2 1 n2 n2 1 n2 n1 1 j n1 1 j n2 1 js j 1 n2 j 1 n1 j 1 jc n1 1