Person lays under a concrete overpass.
There is a concrete overpass and a person is laying under it while eating
We cannot infer that the person is laying while eating.
exists e1 s1 x1 x2.(ne_per_person(x1) & under(e1,x2) & n_overpass(x2) & a_concrete(s1) & Theme(s1,x2) & Actor(e1,x1) & v_lay(e1))
exists e1 e2 p1 x1 x2.(while(e1,e2) & Actor(e2,x2) & v_eat(e2) & under(e1,x2) & n_thing(x2) & Actor(e1,x2) & v_lay(e1) & n_person(x2) & exists s1 x3.((x1 = x3) & n_overpass(x3) & a_concrete(s1) & Theme(s1,x3)))