A young boy with a green bag stands behind a pole in a subway station.
A young boy is in a subway station
If the pole is in a subway station then the boy is in the station.
exists e1 s1 s2 x1 x2 x3 x4 x5.(behind(e1,x3) & in(x3,x4) & n_station(x4) & of(x4,x5) & n_subway(x5) & n_pole(x3) & Actor(e1,x1) & v_stand(e1) & with(x1,x2) & n_bag(x2) & a_green(s2) & Theme(s2,x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists p1 s1 x1.(exists x2 x3.(in(x1,x2) & n_station(x2) & of(x2,x3) & n_subway(x3)) & n_boy(x1) & a_young(s1) & Theme(s1,x1))