Many people walk around at night.
group of people traveling in a bus
It is not not possible to walk around and travel on a bus at the same time.
exists e1 s1 x1 x2.(at(e1,x2) & n_night(x2) & a_around(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_people(x1) & n_quantity(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & in(e1,x4) & n_bus(x4) & Actor(e1,x3) & v_travel(e1) & (x2 = x3) & n_people(x2) & n_group(x1))