This man is asleep on a bench.
The man is asleep
This man asleep on a bench need not be the man who is asleep.
exists s1 x1 x2.(n_man(x1) & on(s1,x2) & n_bench(x2) & Theme(s1,x1) & a_asleep(s1))
exists s1 x1.(n_man(x1) & Theme(s1,x1) & a_asleep(s1))