How can I get my maze program to create and print two route-lists to the console?

Question

link(entry, a). link(a, b). link(b, c). link(c, d). link(d, e).

link(b, e). link(e, f). link(f, c).

link(f, exit).

route(1, 2) :- member(1, [entry,a,b,c