A hairy dog with a pink shirt running through a field
The dog is not wearing a shirt.
If a dog is wearing a pink shirt , it cannot be said that he is not wearing a shirt.
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & with(x1,x2) & through(e1,x4) & n_field(x4) & Actor(e1,x3) & v_run(e1) & (x2 = x3) & n_shirt(x2) & a_pink(s2) & Theme(s2,x2) & n_dog(x1) & a_hairy(s1) & Theme(s1,x1))
exists x1.(n_dog(x1) & -exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_shirt(x2)))