The cat is squinting.
The cat sees bright light.
Sentence one says the cat is squinting, it does not infer that the cat sees bright light.
exists e1 x1.(n_cat(x1) & Actor(e1,x1) & v_squint(e1))
exists e1 s1 x1 x2.(n_cat(x1) & Theme(e1,x2) & Actor(e1,x1) & v_see(e1) & n_light(x2) & a_bright(s1) & Theme(s1,x2))