A small boy runs past a fire in a field.
A boy is running.
a boy running and a boy who runs is the same in both
exists e1 s1 x1 x2 x3.(past(e1,x2) & in(x2,x3) & n_field(x3) & n_fire(x2) & Actor(e1,x1) & v_run(e1) & n_boy(x1) & a_small(s1) & Theme(s1,x1))
exists e1 x1.(Actor(e1,x1) & v_run(e1) & n_boy(x1))