A man is dressed in replica ninja garb.
an actual ninja
You can dress in ninja garb without being an actual ninja.
exists e1 x1 x2 x3 x4.(in(e1,x2) & n_garb(x2) & of(x2,x4) & n_ninja(x4) & of(x2,x3) & n_replica(x3) & Theme(e1,x1) & v_dress(e1) & n_man(x1))
exists s1 x1.(a_topic(x1) & n_ninja(x1) & a_actual(s1) & Theme(s1,x1))