A brown dog plays in the snow.
An animal is playing.
A dog is an animal.
exists s1 x1 x2 x3.(n_snow(x3) & a_topic(x1) & in(x1,x3) & n_play(x1) & of(x1,x2) & n_dog(x2) & a_brown(s1) & Theme(s1,x1))
exists e1 x1.(Actor(e1,x1) & v_play(e1) & n_animal(x1))