A person in a blue jacket sleeping on a bench.
A person is sleeping alone
Just because a person is sleeping on a bench does not mean that they are alone.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & on(e1,x4) & n_bench(x4) & Actor(e1,x3) & v_sleep(e1) & (x2 = x3) & n_jacket(x2) & a_blue(s1) & Theme(s1,x2) & n_person(x1))
exists e1 s1 x1.(a_alone(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sleep(e1) & n_person(x1))