from X cons X n__from n__s X length n__nil 0 length n__cons X Y s length1 activate Y length1 X length activate X from X n__from X s X n__s X nil n__nil cons X1 X2 n__cons X1 X2 activate n__from X from activate X activate n__s X s activate X activate n__nil nil activate n__cons X1 X2 cons activate X1 X2 activate X X from 1 cons 2 n__from 1 n__s 1 length 1 n__nil 0 0 0 n__cons 2 s 1 length1 1 activate 1 nil 0 FULL ./TRS/TRCSR/Ex14_AEGL02_FR.trs