People walking on a bridge over water.
People are walking home through a park.
Walking doesn't necessarily mean they are going home.
exists e1 x1 x2 x3 x4.(a_topic(x1) & over(e1,x4) & n_water(x4) & on(e1,x3) & n_bridge(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))
exists e1 x1 x2 x3.(through(e1,x3) & n_park(x3) & Time(e1,x2) & n_home(x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))