A dog stands on a bench while snow is falling.
A dog standing in the snow.
One can be standing in snow while snow is falling.
exists e1 p1 x1 x2.(exists e2 x3.(Actor(e2,x3) & v_fall(e2) & n_snow(x3)) & while(e1,p1) & on(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_stand(e1) & n_dog(x1))
exists x1 x2 x3.(n_snow(x3) & a_topic(x1) & in(x1,x3) & n_standing(x1) & of(x1,x2) & n_dog(x2))