A dog jumps and catches a toy.
 A small dog jumps and catches a toy.
We don't know if the dog is small.
exists s1 x1 x2.(a_topic(s1) & all x3.(n_toy(x3) -> exists x4.(subset_of(x4,s1) & for(x4,x3) & n_catch(x4))) & subset_of(x1,s1) & n_jump(x1) & of(x1,x2) & n_dog(x2))
exists s1 s2 x1 x2.(a_topic(s1) & all x3.(n_toy(x3) -> exists x4.(subset_of(x4,s1) & for(x4,x3) & n_catch(x4))) & subset_of(x1,s1) & n_jump(x1) & of(x1,x2) & n_dog(x2) & a_small(s2) & Theme(s2,x1))