A man in a black leather jacket is singing.
A man is  in a black leather jacket.
Faulty example (black leather jacket.)
exists e1 s1 x1 x2 x3.(Actor(e1,x1) & v_sing(e1) & in(x1,x2) & n_jacket(x2) & of(x2,x3) & n_leather(x3) & a_black(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1.(exists s1 x2 x3.(in(x1,x2) & n_jacket(x2) & of(x2,x3) & n_leather(x3) & a_black(s1) & Theme(s1,x2)) & n_man(x1))