A boy in stripes walking along a ledge.
A boy walking in the rain
A boy could be walking along a ledge on a clear day and not necessarily in the rain
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & along(e1,x4) & n_ledge(x4) & Actor(e1,x3) & v_walk(e1) & (x2 = x3) & n_stripe(x2) & n_boy(x1))
exists x1 x2 x3.(n_rain(x3) & a_topic(x1) & in(x1,x3) & n_walking(x1) & of(x1,x2) & n_boy(x2))