A number of people cross in front of the top of an escalator.
THe people pass the top of the escalator.
The people cross in front of the top of an escalator so they pass the top of the escalator
exists e1 x1 x2 x3 x4 x5.(n_top(x4) & in(e1,x3) & of(x3,x4) & of(x4,x5) & n_escalator(x5) & n_front(x3) & Actor(e1,x1) & v_cross(e1) & of(x1,x2) & n_people(x2) & n_number(x1))
exists e1 x1 x2 x3 x4.(n_escalator(x4) & n_top(x3) & Theme(e1,x3) & Actor(e1,x1) & v_pass(e1) & of(x3,x4) & n_people(x1) & (x1 = x2) & ne_nam_the(x2))