A young child and a dog are playing in the snow.
a boy and dog playing
Not all children are a boy.
exists e1 s1 x1 x2 x3 x4.(n_snow(x4) & in(e1,x4) & Actor(e1,x1) & v_play(e1) & subset_of(x3,x1) & n_dog(x3) & subset_of(x2,x1) & n_child(x2) & a_young(s1) & Theme(s1,x2))
exists s1 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & n_playing(x2) & of(x2,x3) & n_dog(x3) & subset_of(x1,s1) & n_boy(x1))