People sitting on the grass with a black and white dog.
The dog is looking through the window.
There would not be a window to look through if the people are on the grass.
exists e1 s1 s2 x1 x2 x3 x4.(n_grass(x3) & a_topic(x1) & with(e1,x4) & n_dog(x4) & a_white(s2) & Theme(s2,x4) & a_black(s1) & Theme(s1,x4) & on(e1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_people(x1))
exists e1 x1 x2.(n_window(x2) & n_dog(x1) & through(e1,x2) & Actor(e1,x1) & v_look(e1))